/*
Copyright (c) 1997-2023 Michael Peppler
You may distribute under the terms of either the GNU General Public
License or the Artistic License, as specified in the Perl README file.
Based on DBD::Oracle dbdimp.c, Copyright (c) 1994,1995 Tim Bunce
*/
#include "Sybase.h"
/* Defines needed for perl 5.005 / threading */
#if defined(op)
#undef op
#endif
#if !defined(PATCHLEVEL)
#include "patchlevel.h" /* this is the perl patchlevel.h */
#endif
#if PATCHLEVEL < 5 && SUBVERSION < 5
#define PL_na na
#define PL_sv_undef sv_undef
#define PL_dirty dirty
#endif
#ifndef PerlIO
# define PerlIO FILE
# define PerlIO_printf fprintf
# define PerlIO_stderr() stderr
# define PerlIO_close(f) fclose(f)
# define PerlIO_open(f,m) fopen(f,m)
# define PerlIO_flush(f) fflush(f)
# define PerlIO_puts(f,s) fputs(s,f)
#endif
/* Requested by Alex Fridman */
#ifdef WIN32
# define strncasecmp _strnicmp
#endif
/*#define NO_CHAINED_TRAN 1*/
#if !defined(NO_CHAINED_TRAN)
#define NO_CHAINED_TRAN 0
#endif
/* some systems have trouble with ct_cancel().
If FLUSH_FINISH is 1 then the default behavior is to fetch all results
from the server when $sth->finish() is called instead of the normal
ct_cancel(CS_CANCEL_ALL) call. */
#if !defined(FLUSH_FINISH)
#define FLUSH_FINISH 0
#endif
#if !defined(PROC_STATUS)
#define PROC_STATUS 0
#endif
/* in versions up to 1.17 we always issue a ROLLBACK TRAN on disconnect
With Sybase this is fine as a ROLLBACK with no corresponding BEGIN TRAN
is a no-op. But this generates an error message with MS-SQL.
So we now skip this, as any active transaction will in any case
be rolled back if the conection is closed.
*/
#if !defined(ROLLBACK_ON_EXIT)
#define ROLLBACK_ON_EXIT 0
#endif
/*
* In DBD::Sybase 1.09 and before, certain large numeric types (money, bigint)
* were being kept in native format, and then returned to the caller as a perl NV
* data item. An NV is really a float, so there was loss of precision, especially for bigint
* data which is a 64bit int.
* In 1.10 these datatypes behave the same way as numeric/decimal - converted to a char string
* and returned that way to the caller, who can then use Math::BigInt, etc.
* If you want to revert to the previous behavior, you need to define SYB_NATIVE_NUM.
*
* #define SYB_NATIVE_NUM
*/
/* FreeTDS doesn't always define these symbols */
#if defined(CS_VERSION_110)
#if !defined BLK_VERSION_110
#define BLK_VERSION_110 BLK_VERSION_100
#endif
#endif
#if defined(CS_VERSION_120)
#if !defined BLK_VERSION_120
#define BLK_VERSION_120 BLK_VERSION_110
#endif
#endif
#if defined(CS_VERSION_125)
#if !defined BLK_VERSION_125
#define BLK_VERSION_125 BLK_VERSION_120
#endif
#endif
#if defined(CS_VERSION_150)
#if !defined BLK_VERSION_150
#define BLK_VERSION_150 BLK_VERSION_125
#endif
#endif
#if defined(CS_VERSION_155)
#if !defined BLK_VERSION_155
#define BLK_VERSION_155 BLK_VERSION_150
#endif
#endif
#if defined(CS_VERSION_157)
#if !defined BLK_VERSION_157
#define BLK_VERSION_157 BLK_VERSION_155
#endif
#endif
#if !defined(CS_LONGCHAR_TYPE)
#define CS_LONGCHAR_TYPE CS_CHAR_TYPE
#endif
DBISTATE_DECLARE;
static void cleanUp _((imp_dbh_t *, imp_sth_t *));
static char *GetAggOp _((CS_INT));
static CS_INT get_cwidth _((CS_DATAFMT *));
static CS_INT display_dlen _((CS_DATAFMT *));
static CS_RETCODE display_header _((imp_dbh_t *, CS_INT, CS_DATAFMT*));
static CS_RETCODE describe _((SV *sth, imp_sth_t *, int));
static CS_RETCODE fetch_data _((imp_dbh_t *, CS_COMMAND*));
static CS_RETCODE CS_PUBLIC clientmsg_cb _((CS_CONTEXT*, CS_CONNECTION*, CS_CLIENTMSG*));
static CS_RETCODE CS_PUBLIC servermsg_cb _((CS_CONTEXT*, CS_CONNECTION*, CS_SERVERMSG*));
static CS_RETCODE CS_PUBLIC cslibmsg_cb(CS_CONTEXT *context, CS_CLIENTMSG *errmsg);
static CS_COMMAND *syb_alloc_cmd _((imp_dbh_t *, CS_CONNECTION*, int mode));
static void dealloc_dynamic _((imp_sth_t *));
static int map_syb_types _((int));
static int map_sql_types _((int));
static CS_CONNECTION *syb_db_connect _((struct imp_dbh_st *));
static int syb_db_use _((imp_dbh_t *, CS_CONNECTION *));
static int syb_st_describe_proc _((SV *sth, imp_sth_t *, char *));
static void syb_set_error(imp_dbh_t *, int, char *);
static char *my_strdup _((char *));
static void fetchKerbTicket(imp_dbh_t *imp_dbh);
static CS_RETCODE syb_blk_init(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth);
static void blkCleanUp(imp_sth_t *imp_sth, imp_dbh_t *imp_dbh);
static int getTableName(char *statement, char *table, int maxwidth);
static int toggle_autocommit(SV *dbh, imp_dbh_t *imp_dbh, int flag);
static int datetime2str(ColData *colData, CS_DATAFMT *srcfmt, char *buff, CS_INT len, int type, CS_LOCALE *locale);
#if defined(CS_DATE_TYPE)
static int date2str(CS_DATE *d, CS_DATAFMT *srcfmt, char *buff, CS_INT len, int type, CS_LOCALE *locale);
static int time2str(ColData *colData, CS_DATAFMT *srcfmt, char *buff, CS_INT len, int type, CS_LOCALE *locale);
#endif
static int syb_get_date_fmt(imp_dbh_t *imp_dbh, char *fmt);
static int cmd_execute(SV *sth, imp_sth_t *imp_sth);
#if defined(DBD_CAN_HANDLE_UTF8)
static int is_high_bit_set(const unsigned char *val, STRLEN size);
#endif
static CS_BINARY *to_binary(char *str, STRLEN *outlen);
static int get_server_version(SV *dbh, imp_dbh_t *imp_dbh, CS_CONNECTION *con);
static void clear_cache(SV *sth, imp_sth_t *imp_sth);
static int _dbd_rebind_ph(SV *sth, imp_sth_t *imp_sth, phs_t *phs, int maxlen);
static CS_RETCODE get_cs_msg(CS_CONTEXT *context, char *msg, SV *sth, imp_sth_t *imp_sth);
static CS_INT BLK_VERSION;
#if PERL_VERSION >= 8 && defined(_REENTRANT)
static perl_mutex context_alloc_mutex[1];
#endif
/*#define USE_CSLIB_CB 1 */
static CS_CONTEXT *context;
static CS_LOCALE *glocale;
static char scriptName[255];
static char hostname[255];
static char *ocVersion;
#define LOCALE(s) ((s)->locale ? (s)->locale : glocale)
static SV *cslib_cb;
static int syb_set_options(imp_dbh_t *imp_dbh, CS_INT action, CS_INT option, CS_VOID *value, CS_INT len,
CS_INT *outlen) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_set_options: optSupported = %d\n", imp_dbh->optSupported);
}
if (!imp_dbh->optSupported) {
return CS_FAIL;
}
return ct_options(imp_dbh->connection, action, option, value, len, outlen);
}
static void syb_set_error(imp_dbh_t *imp_dbh, int err, char *errstr) {
dTHX;
sv_setiv(DBIc_ERR(imp_dbh), err);
if (SvOK(DBIc_ERRSTR(imp_dbh))) {
sv_catpv(DBIc_ERRSTR(imp_dbh), errstr);
} else {
sv_setpv(DBIc_ERRSTR(imp_dbh), errstr);
}
}
static CS_RETCODE CS_PUBLIC cslibmsg_cb(CS_CONTEXT *context, CS_CLIENTMSG *errmsg) {
dTHX;
#if 0
if(DBIS->debug >= 4) {
PerlIO_printf(DBILOGFP, " cslibmsg_cb -> %s\n", errmsg->msgstring);
if (errmsg->osstringlen> 0) {
PerlIO_printf(DBILOGFP, " cslibmsg_cb -> %s\n", errmsg->osstring);
}
}
#endif
if (cslib_cb) {
dSP;
int retval, count;
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newSViv(CS_LAYER(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_ORIGIN(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_SEVERITY(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_NUMBER(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSVpv(errmsg->msgstring, 0)));
if (errmsg->osstringlen > 0) {
XPUSHs(sv_2mortal(newSVpv(errmsg->osstring, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
PUTBACK;
if ((count = perl_call_sv(cslib_cb, G_SCALAR)) != 1) {
croak("A cslib handler cannot return a LIST");
}
SPAGAIN;
retval = POPi;
PUTBACK;
FREETMPS;
LEAVE;
return retval;
}
PerlIO_printf(PerlIO_stderr(), "\nCS Library Message:\n");
PerlIO_printf(PerlIO_stderr(),
"Message number: LAYER = (%d) ORIGIN = (%d) ",
CS_LAYER(errmsg->msgnumber), CS_ORIGIN(errmsg->msgnumber));
PerlIO_printf(PerlIO_stderr(), "SEVERITY = (%d) NUMBER = (%d)\n",
CS_SEVERITY(errmsg->msgnumber), CS_NUMBER(errmsg->msgnumber));
PerlIO_printf(PerlIO_stderr(), "Message String: %s\n", errmsg->msgstring);
if (errmsg->osstringlen > 0) {
PerlIO_printf(PerlIO_stderr(), "Operating System Error: %s\n",
errmsg->osstring);
}
return CS_SUCCEED;
}
static CS_RETCODE CS_PUBLIC
clientmsg_cb(CS_CONTEXT *context, CS_CONNECTION *connection, CS_CLIENTMSG *errmsg) {
dTHX;
imp_dbh_t *imp_dbh = NULL;
char buff[255];
if (connection) {
if ((ct_con_props(connection, CS_GET, CS_USERDATA, &imp_dbh,
CS_SIZEOF(imp_dbh), NULL)) != CS_SUCCEED) {
croak("Panic: clientmsg_cb: Can't find handle from connection");
}
if(DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " clientmsg_cb -> %s\n",
errmsg->msgstring);
if (errmsg->osstringlen> 0) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " clientmsg_cb -> %s\n",
errmsg->osstring);
}
}
/* if LongTruncOK is set then ignore this error. */
if(DBIc_is(imp_dbh, DBIcf_LongTruncOk) &&
CS_NUMBER(errmsg->msgnumber) == 132) {
return CS_SUCCEED;
}
if(imp_dbh->err_handler) {
dSP;
int retval, count;
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newSViv(CS_NUMBER(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_SEVERITY(errmsg->msgnumber))));
XPUSHs(sv_2mortal(newSViv(0)));
XPUSHs(sv_2mortal(newSViv(0)));
XPUSHs(&PL_sv_undef);
XPUSHs(&PL_sv_undef);
XPUSHs(sv_2mortal(newSVpv(errmsg->msgstring, 0)));
if(imp_dbh->sql) {
XPUSHs(sv_2mortal(newSVpv(imp_dbh->sql, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
XPUSHs(sv_2mortal(newSVpv("client", 0)));
PUTBACK;
if((count = perl_call_sv(imp_dbh->err_handler, G_SCALAR | G_EVAL)) != 1) {
croak("An error handler can't return a LIST.");
}
SPAGAIN;
if(SvTRUE(ERRSV)) {
POPs;
retval = 1;
} else {
retval = POPi;
}
PUTBACK;
FREETMPS;
LEAVE;
/* If the called sub returns 0 then ignore this error */
if(retval == 0) {
return CS_SUCCEED;
}
}
sv_setiv(DBIc_ERR(imp_dbh), (IV)CS_NUMBER(errmsg->msgnumber));
if(SvOK(DBIc_ERRSTR(imp_dbh))) {
sv_catpv(DBIc_ERRSTR(imp_dbh), "OpenClient message: ");
} else {
sv_setpv(DBIc_ERRSTR(imp_dbh), "OpenClient message: ");
}
sprintf(buff, "LAYER = (%d) ORIGIN = (%d) ",
CS_LAYER(errmsg->msgnumber), CS_ORIGIN(errmsg->msgnumber));
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
sprintf(buff, "SEVERITY = (%d) NUMBER = (%d)\n",
CS_SEVERITY(errmsg->msgnumber), CS_NUMBER(errmsg->msgnumber));
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
sprintf(buff, "Server %s, database %s\n",
imp_dbh->server, imp_dbh->curr_db);
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
sv_catpv(DBIc_ERRSTR(imp_dbh), "Message String: ");
sv_catpv(DBIc_ERRSTR(imp_dbh), errmsg->msgstring);
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
if (errmsg->osstringlen> 0) {
sv_catpv(DBIc_ERRSTR(imp_dbh), "Operating System Error: ");
sv_catpv(DBIc_ERRSTR(imp_dbh), errmsg->osstring);
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
}
if(CS_NUMBER(errmsg->msgnumber) == 6) { /* disconnect */
imp_dbh->isDead = 1;
}
/* If this is a timeout message, cancel the current request.
If the cancel fails, then return CS_FAIL, and mark
the connection dead.
Do NOT return CS_FAIL in all cases, as this makes the
connection unusable, and that may not be the correct
behavior in all situations. */
if (CS_SEVERITY(errmsg->msgnumber) == CS_SV_RETRY_FAIL &&
CS_NUMBER(errmsg->msgnumber) == 63 &&
CS_ORIGIN(errmsg->msgnumber) == 2 &&
CS_LAYER(errmsg->msgnumber) == 1) {
CS_INT status;
status = 0;
if (ct_con_props(connection, CS_GET, CS_LOGIN_STATUS,
(CS_VOID *)&status,
CS_UNUSED, NULL) != CS_SUCCEED) {
imp_dbh->isDead = 1;
return CS_FAIL;
}
if (!status) {
/* We're not logged in, so just return CS_FAIL to abort
the login request */
imp_dbh->isDead = 1;
return CS_FAIL;
}
if(ct_cancel(connection, NULL, CS_CANCEL_ATTN) == CS_FAIL) {
imp_dbh->isDead = 1;
return CS_FAIL;
}
return CS_SUCCEED;
}
} else { /* !connection */
PerlIO_printf(PerlIO_stderr(), "OpenClient message: ");
PerlIO_printf(PerlIO_stderr(), "LAYER = (%d) ORIGIN = (%d) ",
CS_LAYER(errmsg->msgnumber), CS_ORIGIN(errmsg->msgnumber));
PerlIO_printf(PerlIO_stderr(), "SEVERITY = (%d) NUMBER = (%d)\n",
CS_SEVERITY(errmsg->msgnumber), CS_NUMBER(errmsg->msgnumber));
PerlIO_printf(PerlIO_stderr(), "Message String: %s\n", errmsg->msgstring);
if (errmsg->osstringlen> 0) {
PerlIO_printf(PerlIO_stderr(), "Operating System Error: %s\n",
errmsg->osstring);
}
}
return CS_SUCCEED;
}
static CS_RETCODE CS_PUBLIC
servermsg_cb(CS_CONTEXT *context, CS_CONNECTION *connection, CS_SERVERMSG *srvmsg) {
CS_COMMAND *cmd;
CS_RETCODE retcode;
imp_dbh_t *imp_dbh = NULL;
char buff[1024];
dTHX;
/* add check on connection not being NULL (PR/477)
just to be on the safe side - freetds can call the server
callback with a NULL connection */
if (connection && (ct_con_props(connection, CS_GET, CS_USERDATA, &imp_dbh,
CS_SIZEOF(imp_dbh), NULL)) != CS_SUCCEED) {
croak("Panic: servermsg_cb: Can't find handle from connection");
}
if(imp_dbh && DBIc_DBISTATE(imp_dbh)->debug >= 4) {
if(srvmsg->msgnumber) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh)," servermsg_cb -> number=%d severity=%d ",
srvmsg->msgnumber, srvmsg->severity);
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "state=%d line=%d ",
srvmsg->state, srvmsg->line);
if (srvmsg->svrnlen> 0) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "server=%s ", srvmsg->svrname);
}
if (srvmsg->proclen> 0) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "procedure=%s ", srvmsg->proc);
}
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "text=%s\n", srvmsg->text);
} else {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " servermsg_cb -> %s\n", srvmsg->text);
}
}
/* Track the "current" database */
/* Borrowed from sqsh's cmd_connect.c */
if(srvmsg->msgnumber == 5701 || srvmsg->msgnumber == 5703 || srvmsg->msgnumber == 5704) {
char *c;
int i;
if(srvmsg->text != NULL && (c = strchr( srvmsg->text, '\'' )) != NULL) {
i = 0;
/* XXX This assumes that the DB name is 30 chars or less. */
for( ++c; i <= 30 && *c != '\0' && *c != '\''; ++c ) {
buff[i++] = *c;
}
buff[i] = '\0';
/*
* On some systems, if the charset is mis-configured in the
* SQL Server, it will come back as the string "<NULL>". If
* this is the case, then we want to ignore this value.
*/
if (strcmp( buff, "<NULL>" ) != 0) {
switch (srvmsg->msgnumber) {
case 5701:
if(imp_dbh && DBIc_ACTIVE(imp_dbh) &&
imp_dbh->connection == connection) {
strcpy(imp_dbh->curr_db, buff);
}
break;
case 5703: /* Language */
break;
case 5704: /* charset */
break;
default:
break;
}
}
}
return CS_SUCCEED;
}
/* Trap msg 17001 (No SRV_OPTION handler installed.) */
if(imp_dbh && srvmsg->msgnumber == 17001) {
imp_dbh->optSupported = 0;
if(DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " servermsg_cb() -> ct_option is %ssupported\n", imp_dbh->optSupported == 1 ?"":"not ");
}
}
if(imp_dbh && imp_dbh->err_handler) {
dSP;
int retval, count;
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newSViv(srvmsg->msgnumber)));
XPUSHs(sv_2mortal(newSViv(srvmsg->severity)));
XPUSHs(sv_2mortal(newSViv(srvmsg->state)));
XPUSHs(sv_2mortal(newSViv(srvmsg->line)));
if(srvmsg->svrnlen> 0) {
XPUSHs(sv_2mortal(newSVpv(srvmsg->svrname, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
if(srvmsg->proclen> 0) {
XPUSHs(sv_2mortal(newSVpv(srvmsg->proc, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
XPUSHs(sv_2mortal(newSVpv(srvmsg->text, 0)));
if(imp_dbh->sql) {
XPUSHs(sv_2mortal(newSVpv(imp_dbh->sql, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
XPUSHs(sv_2mortal(newSVpv("server", 0)));
PUTBACK;
if((count = perl_call_sv(imp_dbh->err_handler, G_SCALAR | G_EVAL)) != 1) {
croak("An error handler can't return a LIST.");
}
SPAGAIN;
if(SvTRUE(ERRSV)) {
POPs;
retval = 1;
} else {
retval = POPi;
}
PUTBACK;
FREETMPS;
LEAVE;
/* If the called sub returns 0 then ignore this error */
if(retval == 0) {
return CS_SUCCEED;
}
}
if(imp_dbh && srvmsg->msgnumber) {
/* error 5702 (severity=10 state=1 text=ASE is terminating this process)
* may be delivered only via servermsg_cb. If we don't deal with it here
* the command can appear to complete successfully. errstr will contain
* the error message but err will be false.
*/
if(srvmsg->severity > 10 || srvmsg->msgnumber == 5702) {
sv_setiv(DBIc_ERR(imp_dbh), (IV)srvmsg->msgnumber);
imp_dbh->lasterr = srvmsg->msgnumber;
imp_dbh->lastsev = srvmsg->severity;
if (srvmsg->msgnumber == 5702) {
ct_close(connection, CS_FORCE_CLOSE);
imp_dbh->isDead = 1;
}
}
if(SvOK(DBIc_ERRSTR(imp_dbh))) {
sv_catpv(DBIc_ERRSTR(imp_dbh), "Server message ");
} else {
sv_setpv(DBIc_ERRSTR(imp_dbh), "Server message ");
}
sprintf(buff, "number=%d severity=%d ", srvmsg->msgnumber, srvmsg->severity);
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
sprintf(buff, "state=%d line=%d", srvmsg->state, srvmsg->line);
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
if (srvmsg->svrnlen> 0) {
sv_catpv(DBIc_ERRSTR(imp_dbh), " server=");
sv_catpv(DBIc_ERRSTR(imp_dbh), srvmsg->svrname);
}
if (srvmsg->proclen> 0) {
sv_catpv(DBIc_ERRSTR(imp_dbh), " procedure=");
sv_catpv(DBIc_ERRSTR(imp_dbh), srvmsg->proc);
}
sv_catpv(DBIc_ERRSTR(imp_dbh), " text=");
sv_catpv(DBIc_ERRSTR(imp_dbh), srvmsg->text);
if(imp_dbh->showSql) {
sv_catpv(DBIc_ERRSTR(imp_dbh), " Statement=");
sv_catpv(DBIc_ERRSTR(imp_dbh), imp_dbh->sql);
}
if (imp_dbh->showEed && srvmsg->status & CS_HASEED) {
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n[Start Extended Error]\n");
if (ct_con_props(connection, CS_GET, CS_EED_CMD,
&cmd, CS_UNUSED, NULL) != CS_SUCCEED) {
warn("servermsg_cb: ct_con_props(CS_EED_CMD) failed");
return CS_FAIL;
}
retcode = fetch_data(imp_dbh, cmd);
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n[End Extended Error]\n");
} else {
retcode = CS_SUCCEED;
}
sv_catpv(DBIc_ERRSTR(imp_dbh), " ");
return retcode;
} else {
if(srvmsg->msgnumber) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "Server message: number=%d severity=%d ",
srvmsg->msgnumber, srvmsg->severity);
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "state=%d line=%d ",
srvmsg->state, srvmsg->line);
if (srvmsg->svrnlen> 0) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "server=%s ", srvmsg->svrname);
}
if (srvmsg->proclen> 0) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "procedure=%s ", srvmsg->proc);
}
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "text=%s\n", srvmsg->text);
} else {
warn("%s\n", srvmsg->text);
}
PerlIO_flush(DBIc_LOGPIO(imp_dbh));
}
return CS_SUCCEED;
}
static CS_CHAR * GetAggOp(CS_INT op) {
CS_CHAR *name;
switch ((int) op) {
case CS_OP_SUM:
name = "sum";
break;
case CS_OP_AVG:
name = "avg";
break;
case CS_OP_COUNT:
name = "count";
break;
case CS_OP_MIN:
name = "min";
break;
case CS_OP_MAX:
name = "max";
break;
default:
name = "unknown";
break;
}
return name;
}
static CS_INT get_cwidth(CS_DATAFMT *column) {
CS_INT len;
switch ((int) column->datatype) {
case CS_CHAR_TYPE:
case CS_LONGCHAR_TYPE:
case CS_VARCHAR_TYPE:
case CS_TEXT_TYPE:
case CS_IMAGE_TYPE:
len = column->maxlength;
break;
case CS_BINARY_TYPE:
case CS_VARBINARY_TYPE:
case CS_LONGBINARY_TYPE:
#if defined(CS_UNICHAR_TYPE)
case CS_UNICHAR_TYPE:
#endif
#if defined(CS_UNITEXT_TYPE)
case CS_UNITEXT_TYPE:
#endif
len = (2 * column->maxlength) + 2;
break;
case CS_BIT_TYPE:
case CS_TINYINT_TYPE:
len = 3;
break;
case CS_SMALLINT_TYPE:
#if defined(CS_USMALLINT_TYPE)
case CS_USMALLINT_TYPE:
#endif
len = 6;
break;
case CS_INT_TYPE:
#if defined(CS_UINT_TYPE)
case CS_UINT_TYPE:
#endif
len = 11;
break;
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
case CS_UBIGINT_TYPE:
len = 22;
#endif
case CS_REAL_TYPE:
case CS_FLOAT_TYPE:
len = 20;
break;
case CS_MONEY_TYPE:
case CS_MONEY4_TYPE:
len = 24;
break;
case CS_DATETIME_TYPE:
case CS_DATETIME4_TYPE:
#if defined(CS_DATE_TYPE)
case CS_DATE_TYPE:
case CS_TIME_TYPE:
#endif
#if defined(CS_BIGDATETIME_TYPE)
case CS_BIGDATETIME_TYPE:
case CS_BIGTIME_TYPE:
#endif
len = 40;
break;
#if 1
// According to Sebastien Pardo (https://github.com/mpeppler/DBD-Sybase/issues/48)
// The following is needed to handle very large CS_NUMERIC values.
// This code was removed between 1.09 and 1.15. I'm re-enabling it as this appears to
// only affect the binding of numeric data types in row fetches, and column displays in
// the error handler, which shouldn't really be an issue.
case CS_NUMERIC_TYPE:
case CS_DECIMAL_TYPE:
// CS_MAX_PREC is 77 (theoretical max precision) - using the precision/scale of the result set
// seems more appropriate.
//len = (CS_MAX_PREC + 2);
len = column->precision + column->scale + 2;
break;
#endif
#ifdef CS_UNIQUE_TYPE
case CS_UNIQUE_TYPE:
len = 40;
break;
#endif
default:
len = column->maxlength;
break;
}
return len;
}
static CS_INT display_dlen(CS_DATAFMT *column) {
CS_INT len;
len = get_cwidth(column);
switch ((int) column->datatype) {
case CS_CHAR_TYPE:
case CS_LONGCHAR_TYPE:
case CS_VARCHAR_TYPE:
case CS_TEXT_TYPE:
case CS_IMAGE_TYPE:
case CS_BINARY_TYPE:
case CS_VARBINARY_TYPE:
len = MIN(len, MAX_CHAR_BUF);
break;
default:
break;
}
return MAX(strlen(column->name) + 1, len);
}
static CS_RETCODE display_header(imp_dbh_t *imp_dbh, CS_INT numcols,
CS_DATAFMT *columns) {
dTHX;
CS_INT i;
CS_INT l;
CS_INT j;
CS_INT disp_len;
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
for (i = 0; i < numcols; i++) {
disp_len = display_dlen(&columns[i]);
sv_catpv(DBIc_ERRSTR(imp_dbh), columns[i].name);
l = disp_len - strlen(columns[i].name);
for (j = 0; j < l; j++) {
sv_catpv(DBIc_ERRSTR(imp_dbh), " ");
}
}
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
for (i = 0; i < numcols; i++) {
disp_len = display_dlen(&columns[i]);
l = disp_len - 1;
for (j = 0; j < l; j++) {
sv_catpv(DBIc_ERRSTR(imp_dbh), "-");
}
sv_catpv(DBIc_ERRSTR(imp_dbh), " ");
}
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
return CS_SUCCEED;
}
void syb_init(dbistate_t *dbistate) {
dTHX;
SV *sv;
CS_INT netio_type = CS_SYNC_IO;
STRLEN lna;
CS_INT outlen;
CS_RETCODE retcode = CS_FAIL;
CS_INT cs_ver;
CS_INT boolean = CS_FALSE;
DBIS = dbistate;
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_INIT (context_alloc_mutex);
#endif
#if 0
/* Do signal handling stuff... */
/* Set up signal set with just SIGUSR1. */
sigemptyset(&set);
sigaddset(&set, SIGINT);
/* Block SIGINT */
sigprocmask(SIG_BLOCK, &set, NULL);
#endif
#if defined(CS_CURRENT_VERSION)
if (retcode != CS_SUCCEED) {
cs_ver = CS_CURRENT_VERSION;
retcode = cs_ctx_alloc(cs_ver, &context);
}
#endif
#if defined(CS_VERSION_150)
if (retcode != CS_SUCCEED) {
cs_ver = CS_VERSION_150;
retcode = cs_ctx_alloc(cs_ver, &context);
}
#endif
#if defined(CS_VERSION_125)
if (retcode != CS_SUCCEED) {
cs_ver = CS_VERSION_125;
retcode = cs_ctx_alloc(cs_ver, &context);
}
#endif
#if defined(CS_VERSION_120)
if (retcode != CS_SUCCEED) {
cs_ver = CS_VERSION_120;
retcode = cs_ctx_alloc(cs_ver, &context);
}
#endif
#if defined(CS_VERSION_110)
if (retcode != CS_SUCCEED) {
cs_ver = CS_VERSION_110;
retcode = cs_ctx_alloc(cs_ver, &context);
}
#endif
if (retcode != CS_SUCCEED) {
cs_ver = CS_VERSION_100;
retcode = cs_ctx_alloc(cs_ver, &context);
}
if (retcode != CS_SUCCEED) {
croak("DBD::Sybase initialize: cs_ctx_alloc(%d) failed", cs_ver);
}
#if defined(CS_CURRENT_VERSION)
if (cs_ver = CS_CURRENT_VERSION) {
BLK_VERSION = CS_CURRENT_VERSION;
}
#endif
#if defined(CS_VERSION_150)
if (cs_ver == CS_VERSION_150) {
BLK_VERSION = BLK_VERSION_150;
}
#endif
#if defined(CS_VERSION_125)
if (cs_ver == CS_VERSION_125) {
BLK_VERSION = BLK_VERSION_125;
}
#endif
#if defined(CS_VERSION_120)
if (cs_ver == CS_VERSION_120) {
BLK_VERSION = BLK_VERSION_120;
}
#endif
#if defined(CS_VERSION_110)
if (cs_ver == CS_VERSION_110) {
BLK_VERSION = BLK_VERSION_110;
}
#endif
if (cs_ver == CS_VERSION_100) {
BLK_VERSION = BLK_VERSION_100;
}
#if USE_CSLIB_CB
if (cs_config(context, CS_SET, CS_MESSAGE_CB,
(CS_VOID *)cslibmsg_cb, CS_UNUSED, NULL) != CS_SUCCEED) {
/* Release the context structure. */
(void)cs_ctx_drop(context);
croak("DBD::Sybase initialize: cs_config(CS_MESSAGE_CB) failed");
}
#else
if (cs_diag(context, CS_INIT, CS_UNUSED, CS_UNUSED, NULL) != CS_SUCCEED) {
warn("cs_diag(CS_INIT) failed");
}
#endif
#if defined(CS_EXTERNAL_CONFIG)
if (cs_config(context, CS_SET, CS_EXTERNAL_CONFIG, &boolean, CS_UNUSED,
NULL) != CS_SUCCEED) {
/* Ignore this error... */
/* warn("Can't set CS_EXTERNAL_CONFIG to false"); */
}
#endif
if ((retcode = ct_init(context, cs_ver)) != CS_SUCCEED) {
#if 1
cs_ctx_drop(context);
#endif
context = NULL;
croak("DBD::Sybase initialize: ct_init(%d) failed", cs_ver);
}
if ((retcode = ct_callback(context, NULL, CS_SET, CS_CLIENTMSG_CB,
(CS_VOID *) clientmsg_cb)) != CS_SUCCEED) {
croak("DBD::Sybase initialize: ct_callback(clientmsg) failed");
}
if ((retcode = ct_callback(context, NULL, CS_SET, CS_SERVERMSG_CB,
(CS_VOID *) servermsg_cb)) != CS_SUCCEED) {
croak("DBD::Sybase initialize: ct_callback(servermsg) failed");
}
if ((retcode = ct_config(context, CS_SET, CS_NETIO, &netio_type, CS_UNUSED,
NULL)) != CS_SUCCEED) {
croak("DBD::Sybase initialize: ct_config(netio) failed");
}
#if defined(MAX_CONNECT)
netio_type = MAX_CONNECT;
if((retcode = ct_config(context, CS_SET, CS_MAX_CONNECT, &netio_type,
CS_UNUSED, NULL)) != CS_SUCCEED) {
croak("DBD::Sybase initialize: ct_config(max_connect) failed");
}
#endif
{
char out[1024], *p;
retcode = ct_config(context, CS_GET, CS_VER_STRING, (CS_VOID*) out,
1024, &outlen);
if ((p = strchr(out, '\n')))
*p = 0;
ocVersion = my_strdup(out);
}
if ((sv = perl_get_sv("0", FALSE))) {
char *p;
strcpy(scriptName, SvPV(sv, lna));
if ((p = strrchr(scriptName, '/'))) {
char tmp[255];
++p;
strncpy(tmp, p, 250);
strcpy(scriptName, tmp);
}
/* PR 506 */
if (!strcmp(scriptName, "-e")) {
strcpy(scriptName, "perl -e");
}
}
/* PR 506 - get hostname */
if ((sv = perl_get_sv("DBD::Sybase::hostname", FALSE))) {
strcpy(hostname, SvPV(sv, lna));
/*fprintf(stderr, "Got hostname: %s\n", hostname);*/
}
if (dbistate->debug >= 3) {
char *p = "";
if ((sv = perl_get_sv("DBD::Sybase::VERSION", FALSE))) {
p = SvPV(sv, lna);
}
PerlIO_printf(dbistate->logfp,
" syb_init() -> DBD::Sybase %s initialized\n", p);
PerlIO_printf(dbistate->logfp, " OpenClient version: %s\n",
ocVersion);
}
if ((retcode = cs_loc_alloc(context, &glocale)) != CS_SUCCEED) {
warn("cs_loc_alloc failed");
}
if (retcode == CS_SUCCEED) {
if ((retcode = cs_locale(context, CS_SET, glocale, CS_LC_ALL,
(CS_CHAR*) NULL, CS_UNUSED, (CS_INT*) NULL)) != CS_SUCCEED) {
warn("cs_locale(CS_LC_ALL) failed");
}
}
/* Set default charset to utf8. The charset can still be overridden
* via the charset=xxxx connection attribute.
*/
/* if (retcode == CS_SUCCEED) {
if ((retcode = cs_locale(context, CS_SET, locale, CS_SYB_CHARSET,
"utf8", CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("cs_locale(CS_SYB_CHARSET) failed");
}
}*/
if (retcode == CS_SUCCEED) {
CS_INT type = CS_DATES_SHORT;
if ((retcode = cs_dt_info(context, CS_SET, glocale, CS_DT_CONVFMT,
CS_UNUSED, (CS_VOID*) &type, CS_SIZEOF(CS_INT), NULL))
!= CS_SUCCEED) {
warn("cs_dt_info() failed");
}
}
if (retcode == CS_SUCCEED) {
if ((retcode = cs_config(context, CS_SET, CS_LOC_PROP, glocale,
CS_UNUSED, NULL)) != CS_SUCCEED) {
// Ignored for now.
/* warn("cs_config(CS_LOC_PROP) failed"); */
}
}
}
int syb_thread_enabled(void) {
int retcode = 0;
#if PERL_VERSION >= 8 && defined(_REENTRANT) && !defined(NO_THREADS)
retcode = 1;
#endif
return retcode;
}
int syb_set_timeout(int timeout) {
dTHX;
CS_RETCODE retcode;
if (timeout <= 0) {
timeout = CS_NO_LIMIT; /* set negative or 0 length timeout to default no limit */
}
/* XXX: DBIS and DBILOGFP need to be fixed */
if (DBIS->debug >= 3) {
PerlIO_printf(DBILOGFP, " syb_set_timeout() -> ct_config(CS_TIMEOUT,%d)\n", timeout);
}
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_LOCK (context_alloc_mutex);
#endif
if ((retcode = ct_config(context, CS_SET, CS_TIMEOUT, &timeout, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_TIMEOUT) failed");
}
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_UNLOCK (context_alloc_mutex);
#endif
return retcode;
}
static int extractFromDsn(char *tag, char *source, char *dest, int size) {
char *p = strstr(source, tag);
char *q = dest;
if (!p) {
return 0;
}
p += strlen(tag);
while (p && *p && *p != ';' && --size) {
*q++ = *p++;
}
*q = 0;
return 1;
}
static int fetchAttrib(SV *attribs, char *key) {
dTHX;
if (attribs) {
SV **svp;
if ((svp = hv_fetch((HV*) SvRV(attribs), key, strlen(key), 0)) != NULL) {
return SvIV(*svp);
}
}
return 0;
}
static SV * fetchSvAttrib(SV *attribs, char *key) {
dTHX;
if (attribs) {
SV **svp;
if ((svp = hv_fetch((HV*) SvRV(attribs), key, strlen(key), 0)) != NULL) {
return newSVsv(*svp);
}
}
return NULL;
}
/* side-effect: sets the BCP related flags in imp_sth */
static void getBcpAttribs(imp_sth_t *imp_sth, SV *attribs) {
dTHX;
SV **svp;
#define BCP_ATTRIB "syb_bcp_attribs"
if (!attribs || !SvOK(attribs)) {
return;
}
if ((svp = hv_fetch((HV*) SvRV(attribs), BCP_ATTRIB, strlen(BCP_ATTRIB), 0)) != NULL) {
imp_sth->bcpFlag = 1;
imp_sth->bcpIdentityFlag = fetchAttrib(*svp, "identity_flag");
imp_sth->bcpIdentityCol = fetchAttrib(*svp, "identity_column");
}
}
int syb_db_login(SV *dbh, imp_dbh_t *imp_dbh, char *dsn, char *uid, char *pwd, SV *attribs) {
dTHX;
int retval;
imp_dbh->server[0] = 0;
imp_dbh->charset[0] = 0;
imp_dbh->packetSize[0] = 0;
imp_dbh->language[0] = 0;
imp_dbh->ifile[0] = 0;
imp_dbh->loginTimeout[0] = 0;
imp_dbh->timeout[0] = 0;
imp_dbh->hostname[0] = 0;
imp_dbh->scriptName[0] = 0;
imp_dbh->database[0] = 0;
imp_dbh->curr_db[0] = 0;
imp_dbh->encryptPassword[0] = 0;
imp_dbh->showSql = 0;
imp_dbh->showEed = 0;
imp_dbh->flushFinish = FLUSH_FINISH;
imp_dbh->doRealTran = NO_CHAINED_TRAN; /* default to use chained transaction mode */
imp_dbh->chainedSupported = 1;
imp_dbh->quotedIdentifier = 0;
imp_dbh->rowcount = 0;
imp_dbh->doProcStatus = PROC_STATUS;
imp_dbh->useBin0x = 0;
imp_dbh->binaryImage = 0;
imp_dbh->deadlockRetry = 0;
imp_dbh->deadlockSleep = 0;
imp_dbh->deadlockVerbose = 0;
imp_dbh->nsqlNoStatus = 0;
imp_dbh->noChildCon = 0;
imp_dbh->failedDbUseFatal = fetchAttrib(attribs, "syb_failed_db_fatal");
imp_dbh->bindEmptyStringNull = fetchAttrib(attribs, "syb_bind_empty_string_as_null");
imp_dbh->err_handler = fetchSvAttrib(attribs, "syb_err_handler");
imp_dbh->alwaysForceFailure = 1;
imp_dbh->kerberosPrincipal[0] = 0;
imp_dbh->kerbGetTicket = fetchSvAttrib(attribs, "syb_kerberos_serverprincipal");
imp_dbh->disconnectInChild = fetchAttrib(attribs, "syb_disconnect_in_child");
imp_dbh->host[0] = 0;
imp_dbh->port[0] = 0;
imp_dbh->enable_utf8 = fetchAttrib(attribs, "syb_enable_utf8");
#if !defined(DBD_CAN_HANDLE_UTF8)
if (imp_dbh->enable_utf8) {
warn("The current version of OpenClient can't handle utf8 data.");
}
imp_dbh->enable_utf8 = 0;
#endif
imp_dbh->blkLogin[0] = 0;
imp_dbh->dateFmt = 0;
imp_dbh->inUse = 0;
imp_dbh->init_done = 0;
if (strchr(dsn, '=')) {
extractFromDsn("server=", dsn, imp_dbh->server, 64);
extractFromDsn("charset=", dsn, imp_dbh->charset, 64);
extractFromDsn("database=", dsn, imp_dbh->database, 260);
extractFromDsn("packetSize=", dsn, imp_dbh->packetSize, 64);
extractFromDsn("language=", dsn, imp_dbh->language, 64);
extractFromDsn("interfaces=", dsn, imp_dbh->ifile, 255);
extractFromDsn("loginTimeout=", dsn, imp_dbh->loginTimeout, 64);
extractFromDsn("timeout=", dsn, imp_dbh->timeout, 64);
extractFromDsn("scriptName=", dsn, imp_dbh->scriptName, 255);
extractFromDsn("hostname=", dsn, imp_dbh->hostname, 255);
extractFromDsn("tdsLevel=", dsn, imp_dbh->tdsLevel, 30);
extractFromDsn("encryptPassword=", dsn, imp_dbh->encryptPassword, 10);
extractFromDsn("kerberos=", dsn, imp_dbh->kerberosPrincipal, 255);
extractFromDsn("host=", dsn, imp_dbh->host, 64);
extractFromDsn("port=", dsn, imp_dbh->port, 20);
extractFromDsn("maxConnect=", dsn, imp_dbh->maxConnect, 25);
extractFromDsn("sslCAFile=", dsn, imp_dbh->sslCAFile, 255);
extractFromDsn("bulkLogin=", dsn, imp_dbh->blkLogin, 10);
extractFromDsn("tds_keepalive=", dsn, imp_dbh->tds_keepalive, 10);
extractFromDsn("serverType=", dsn, imp_dbh->serverType, 30);
} else {
strncpy(imp_dbh->server, dsn, 64);
imp_dbh->server[63] = 0;
}
strncpy(imp_dbh->uid, uid, UID_PWD_SIZE);
imp_dbh->uid[UID_PWD_SIZE - 1] = 0;
strncpy(imp_dbh->pwd, pwd, UID_PWD_SIZE);
imp_dbh->pwd[UID_PWD_SIZE - 1] = 0;
sv_setpv(DBIc_ERRSTR(imp_dbh), "");
if (imp_dbh->kerbGetTicket) {
fetchKerbTicket(imp_dbh);
}
imp_dbh->pid = getpid();
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_LOCK(context_alloc_mutex);
#endif
if ((imp_dbh->connection = syb_db_connect(imp_dbh)) == NULL) {
retval = 0;
} else {
retval = 1;
}
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_UNLOCK(context_alloc_mutex);
#endif
if (!retval) {
return retval;
}
if (!imp_dbh->serverType[0] || !strncasecmp(imp_dbh->serverType, "ase", 3)) {
get_server_version(dbh, imp_dbh, imp_dbh->connection);
}
DBIc_IMPSET_on(imp_dbh); /* imp_dbh set up now */
DBIc_ACTIVE_on(imp_dbh); /* call disconnect before freeing*/
DBIc_LongReadLen(imp_dbh) = 32768;
return 1;
}
static CS_CONNECTION *syb_db_connect(imp_dbh_t *imp_dbh) {
dTHR;
CS_RETCODE retcode;
CS_CONNECTION *connection = NULL;
char ofile[255];
int len;
/* Allow increase of the max number of connections - patch supplied by Ed Avis */
if (imp_dbh->maxConnect[0]) {
/* Maximum number of connections. */
const char * const s = imp_dbh->maxConnect;
int i;
i = atoi(s);
if (i < 1) {
warn("maxConnect must be positive, not '%s'", s);
return 0;
}
#if defined(CS_MAX_CONNECT)
if ((retcode = ct_config(context, CS_SET, CS_MAX_CONNECT, (CS_VOID*) &i, CS_UNUSED, NULL)) != CS_SUCCEED) {
croak("ct_config(max_connect) failed");
}
#else
warn("ct_config(max_connect) not supported");
#endif
}
if (imp_dbh->ifile[0]) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_config(CS_IFILE,%s)\n",
imp_dbh->ifile);
}
if ((retcode = ct_config(context, CS_GET, CS_IFILE, ofile, 255, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_GET, CS_IFILE) failed");
}
if (retcode == CS_SUCCEED) {
if ((retcode = ct_config(context, CS_SET, CS_IFILE, imp_dbh->ifile, CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_IFILE, %s) failed", imp_dbh->ifile);
return NULL;
}
}
}
if (imp_dbh->loginTimeout[0]) {
int timeout = atoi(imp_dbh->loginTimeout);
if (timeout <= 0) {
timeout = 60; /* set negative or 0 length timeout to default 60 seconds */
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh)," syb_db_login() -> ct_config(CS_LOGIN_TIMEOUT,%d)\n",
timeout);
}
if ((retcode = ct_config(context, CS_SET, CS_LOGIN_TIMEOUT, &timeout, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_LOGIN_TIMEOUT) failed");
}
}
if (imp_dbh->timeout[0]) {
int timeout = atoi(imp_dbh->timeout);
if (timeout <= 0) {
timeout = CS_NO_LIMIT; /* set negative or 0 length timeout to default no limit */
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_config(CS_TIMEOUT,%d)\n", timeout);
}
if ((retcode = ct_config(context, CS_SET, CS_TIMEOUT, &timeout, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_TIMEOUT) failed");
}
}
if (imp_dbh->language[0] == 0 && imp_dbh->charset[0] == 0) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh)," syb_db_login() -> using global CS_LOCALE data\n");
}
} else {
CS_INT type = CS_DATES_SHORT;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> using private CS_LOCALE data\n");
}
/* Set up the proper locale - to handle character sets, etc. */
if ((retcode = cs_loc_alloc(context, &imp_dbh->locale) != CS_SUCCEED)) {
warn("cs_loc_alloc failed");
return 0;
}
if (cs_locale(context, CS_SET, imp_dbh->locale, CS_LC_ALL, (CS_CHAR*) NULL, CS_UNUSED, (CS_INT*) NULL)
!= CS_SUCCEED) {
warn("cs_locale(CS_LC_ALL) failed");
return 0;
}
if (imp_dbh->language[0] != 0) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> cs_locale(CS_SYB_LANG,%s)\n",
imp_dbh->language);
}
if (cs_locale(context, CS_SET, imp_dbh->locale, CS_SYB_LANG,
(CS_CHAR*) imp_dbh->language, CS_NULLTERM, (CS_INT*) NULL)
!= CS_SUCCEED) {
warn("cs_locale(CS_SYB_LANG, %s) failed", imp_dbh->language);
return 0;
}
}
if (imp_dbh->charset[0] != 0) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_login() -> cs_locale(CS_SYB_CHARSET,%s)\n",
imp_dbh->charset);
}
if (cs_locale(context, CS_SET, imp_dbh->locale, CS_SYB_CHARSET,
(CS_CHAR*) imp_dbh->charset, CS_NULLTERM, (CS_INT*) NULL)
!= CS_SUCCEED) {
warn("cs_locale(CS_SYB_CHARSET, %s) failed", imp_dbh->charset);
return 0;
}
}
if (cs_dt_info(context, CS_SET, imp_dbh->locale, CS_DT_CONVFMT,
CS_UNUSED, (CS_VOID*) &type, CS_SIZEOF(CS_INT), NULL)
!= CS_SUCCEED) {
warn("cs_dt_info() failed");
}
}
#if defined(CS_CON_KEEPALIVE)
if (imp_dbh->tds_keepalive[0]) {
int tds_keepalive = atoi(imp_dbh->tds_keepalive);
if (tds_keepalive != 1) {
tds_keepalive = 0;
}
if(DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "syb_db_login() -> ct_config(CS_CON_KEEPALIVE,%d)\n", tds_keepalive);
}
if((retcode = ct_config(context, CS_SET, CS_CON_KEEPALIVE, &tds_keepalive, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_CON_KEEPALIVE) failed");
}
}
#endif
if ((retcode = ct_con_alloc(context, &connection)) != CS_SUCCEED) {
warn("ct_con_alloc failed");
return 0;
}
if (imp_dbh->locale) {
if (ct_con_props(connection, CS_SET, CS_LOC_PROP,
(CS_VOID*)imp_dbh->locale, CS_UNUSED, (CS_INT*)NULL)
!= CS_SUCCEED) {
warn("ct_con_props(CS_LOC_PROP) failed");
return 0;
}
}
if ((retcode = ct_con_props(connection, CS_SET, CS_USERDATA, &imp_dbh,
CS_SIZEOF(imp_dbh), NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_USERDATA) failed");
return 0;
}
if (imp_dbh->tdsLevel[0] != 0) {
CS_INT value = 0;
if (strEQ(imp_dbh->tdsLevel, "CS_TDS_40")) {
value = CS_TDS_40;
} else if (strEQ(imp_dbh->tdsLevel, "CS_TDS_42")) {
value = CS_TDS_42;
} else if (strEQ(imp_dbh->tdsLevel, "CS_TDS_46")) {
value = CS_TDS_46;
} else if (strEQ(imp_dbh->tdsLevel, "CS_TDS_495")) {
value = CS_TDS_495;
} else if (strEQ(imp_dbh->tdsLevel, "CS_TDS_50")) {
value = CS_TDS_50;
}
if (value) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_con_props(CS_TDS_VERSION,%s)\n",
imp_dbh->tdsLevel);
}
if (ct_con_props(connection, CS_SET, CS_TDS_VERSION,
(CS_VOID*)&value, CS_UNUSED, (CS_INT*)NULL) != CS_SUCCEED) {
warn("ct_con_props(CS_TDS_VERSION, %s) failed", imp_dbh->tdsLevel);
}
} else {
warn("Unkown tdsLevel value %s found", imp_dbh->tdsLevel);
}
}
if (imp_dbh->packetSize[0] != 0) {
int i = atoi(imp_dbh->packetSize);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_con_props(CS_PACKETSIZE,%d)\n", i);
}
if (ct_con_props(connection, CS_SET, CS_PACKETSIZE, (CS_VOID*)&i,
CS_UNUSED, (CS_INT*)NULL) != CS_SUCCEED) {
warn("ct_con_props(CS_PACKETSIZE, %d) failed", i);
return 0;
}
}
#if defined(CS_SEC_NETWORKAUTH)
if(imp_dbh->kerberosPrincipal[0] == 0) {
#endif
if (retcode == CS_SUCCEED && *imp_dbh->uid) {
if ((retcode = ct_con_props(connection, CS_SET, CS_USERNAME,
imp_dbh->uid, CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_USERNAME) failed");
return 0;
}
}
if (retcode == CS_SUCCEED && *imp_dbh->pwd) {
if ((retcode = ct_con_props(connection, CS_SET, CS_PASSWORD,
imp_dbh->pwd, CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_PASSWORD) failed");
return 0;
}
}
#if defined(CS_SEC_NETWORKAUTH)
} else {
/*
** If we're using Kerberos, set the appropriate connection properties
** (which requires the Sybase Kerberos principal name).
*/
CS_INT i = CS_TRUE;
if(DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_con_props(CS_SERVERPRINCIPAL,%s)\n",
imp_dbh->kerberosPrincipal);
}
if ((retcode = ct_con_props(connection, CS_SET, CS_SEC_NETWORKAUTH,
(CS_VOID *) &i, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SEC_NETWORKAUTH) failed");
return 0;
}
if ((retcode = ct_con_props(connection, CS_SET, CS_SEC_SERVERPRINCIPAL,
imp_dbh->kerberosPrincipal, CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SEC_SERVERPRINCIPAL) failed");
return 0;
}
}
#endif
if (retcode == CS_SUCCEED) {
if ((retcode = ct_con_props(connection, CS_SET, CS_APPNAME,
*imp_dbh->scriptName ? imp_dbh->scriptName : scriptName,
CS_NULLTERM, NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_APPNAME, %s) failed", imp_dbh->scriptName);
return 0;
}
if ((retcode = ct_con_props(connection, CS_SET, CS_HOSTNAME,
*imp_dbh->hostname ? imp_dbh->hostname : hostname, CS_NULLTERM,
NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_HOSTNAME, %s) failed", imp_dbh->hostname);
return 0;
}
}
if (retcode == CS_SUCCEED) {
if (imp_dbh->encryptPassword[0] != 0) {
int level = atoi(imp_dbh->encryptPassword);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> encryptPassword = %d\n",level);
}
int i = CS_TRUE;
/* CS_SEC_ENCRYPTION must be true to enable the additional properties below */
if (level != 0) {
if ((retcode = ct_con_props(connection, CS_SET, CS_SEC_ENCRYPTION,
(CS_VOID*)&i, CS_UNUSED, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SEC_ENCRYPTION, true) failed");
return 0;
}
}
#if defined(CS_SEC_EXTENDED_ENCRYPTION)
/* Set the level to > 1 to enable asymetric password encryption. This also disables
non-encrypted retries */
if (level > 1) {
CS_INT extendedEncryption = CS_TRUE;
CS_INT nonEncryptionRetry = CS_FALSE;
if ((retcode = ct_con_props(connection, CS_SET,
CS_SEC_EXTENDED_ENCRYPTION,
&extendedEncryption, CS_UNUSED, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SEC_EXTENDED_ENCRYPTION, true) failed");
return 0;
}
if ((retcode = ct_con_props(connection, CS_SET,
CS_SEC_NON_ENCRYPTION_RETRY,
&nonEncryptionRetry, CS_UNUSED, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SEC_NON_ENCRYPTION_RETRY, false) failed");
return 0;
}
}
#endif
}
}
#if defined(CS_PROP_SSL_CA)
if(retcode == CS_SUCCEED) {
if(imp_dbh->sslCAFile[0] != 0) {
if((retcode = ct_con_props(connection, CS_SET, CS_PROP_SSL_CA,
imp_dbh->sslCAFile,
CS_NULLTERM, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_PROP_SSL_CA, %s) failed", imp_dbh->sslCAFile);
return 0;
}
}
}
#endif
if (retcode == CS_SUCCEED && imp_dbh->host[0] && imp_dbh->port[0]) {
#if defined(CS_SERVERADDR)
char buff[255];
sprintf(buff, "%.64s %.20s", imp_dbh->host, imp_dbh->port);
if((retcode = ct_con_props(connection, CS_SET, CS_SERVERADDR,
(CS_VOID*)buff,
CS_NULLTERM, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_SERVERADDR) failed");
return 0;
}
#else
croak("This version of OpenClient doesn't support CS_SERVERADDR");
#endif
}
if (retcode == CS_SUCCEED && imp_dbh->blkLogin[0] != 0) {
CS_INT flag = CS_TRUE;
if ((retcode = ct_con_props(connection, CS_SET, CS_BULK_LOGIN,
(CS_VOID*)&flag, CS_UNUSED, (CS_INT*)NULL)) != CS_SUCCEED) {
warn("ct_con_props(CS_BULK_LOGIN) failed");
return 0;
}
}
if (retcode == CS_SUCCEED) {
len = *imp_dbh->server == 0 ? 0 : CS_NULLTERM;
// Try to connect - if this fails we do some cleanup...
if ((retcode = ct_connect(connection, imp_dbh->server, len)) != CS_SUCCEED) {
if (glocale != NULL) {
cs_loc_drop(context, glocale);
}
ct_con_drop(connection);
return 0;
}
}
if (imp_dbh->ifile[0]) {
if ((retcode = ct_config(context, CS_SET, CS_IFILE, ofile, CS_NULLTERM,
NULL)) != CS_SUCCEED) {
warn("ct_config(CS_SET, CS_IFILE, %s) failed", ofile);
}
}
if (imp_dbh->database[0] || imp_dbh->curr_db[0]) {
int ret = syb_db_use(imp_dbh, connection);
if (imp_dbh->failedDbUseFatal && ret < 0) {
/* cleanup, and return NULL */
ct_close(connection, CS_FORCE_CLOSE);
if (glocale != NULL) {
cs_loc_drop(context, glocale);
}
ct_con_drop(connection);
return 0;
}
}
if (imp_dbh->chainedSupported) {
CS_BOOL value = CS_FALSE;
/* Default to ct_option supported... */
imp_dbh->optSupported = 1;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> checking for chained transactions\n");
}
retcode = ct_options(connection, CS_SET, CS_OPT_CHAINXACTS, &value,
CS_UNUSED, NULL);
if (retcode == CS_FAIL) {
imp_dbh->doRealTran = 1;
imp_dbh->chainedSupported = 0;
}
#if 0
/* This appears not to work - and hides the assignement to
optSupported done in the server callback */
/* No SRV_OPTION handler on the server... */
if (imp_dbh->lasterr == 17001) {
imp_dbh->optSupported = 0;
} else {
imp_dbh->optSupported = 1;
}
#endif
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> ct_option is %ssupported\n",
imp_dbh->optSupported == 1 ?"":"not ");
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_login() -> chained transactions are %s supported\n",
retcode == CS_FAIL ? "not" : "");
}
}
#if 0
if(!imp_dbh->optSupported) {
imp_dbh->chainedSupported = 0;
imp_dbh->doRealTran = 1; /* XXX ??? */
}
#endif
if (imp_dbh->connection) {
/* we're setting a sub-connection, so make sure that any attributes
such as syb_quoted_identifier and syb_rowcount are set here too */
if (imp_dbh->quotedIdentifier && imp_dbh->optSupported) {
CS_INT value = 1;
retcode = ct_options(connection, CS_SET, CS_OPT_QUOTED_IDENT,
&value, CS_UNUSED, NULL);
if (retcode != CS_SUCCEED) {
warn("Setting of CS_OPT_QUOTED_IDENT failed.");
}
}
#if defined(CS_OPT_ROWCOUNT)
if(imp_dbh->rowcount && imp_dbh->optSupported) {
CS_INT value = imp_dbh->rowcount;
retcode = ct_options(connection, CS_SET, CS_OPT_ROWCOUNT,
&value, CS_UNUSED, NULL);
if(retcode != CS_SUCCEED) {
warn("Setting of CS_OPT_ROWCOUNT failed.");
}
}
#endif
}
return connection;
}
static int syb_db_use(imp_dbh_t *imp_dbh, CS_CONNECTION *connection) {
CS_COMMAND *cmd = syb_alloc_cmd(imp_dbh, connection, 1);
CS_RETCODE ret;
CS_INT restype;
char statement[255];
int retval = 0;
char *db;
if (!cmd) {
return -1;
}
if (DBIc_ACTIVE(imp_dbh) && imp_dbh->curr_db[0]) {
db = imp_dbh->curr_db;
} else {
db = imp_dbh->database;
}
sprintf(statement, "use [%s]", db);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_use() -> ct_command(%s)\n", statement);
}
ret = ct_command(cmd, CS_LANG_CMD, statement, CS_NULLTERM, CS_UNUSED);
if (ret != CS_SUCCEED) {
warn("ct_command failed for '%s'", statement);
return -1;
}
ret = ct_send(cmd);
if (ret != CS_SUCCEED) {
warn("ct_send failed for '%s'", statement);
return -1;
}
while ((ret = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_db_use() -> ct_results(%d)\n", restype);
}
if (restype == CS_CMD_FAIL) {
warn("DBD::Sybase - can't change context to database %s\n", imp_dbh->database);
retval = -1;
}
}
ct_cmd_drop(cmd);
return retval;
}
static int extract_version(char *buff, char *ver) {
if (!strncmp(buff, "Adaptive", 8) || !strncmp(buff, "SQL Server", 10)) {
char *p, *s;
if ((p = strchr(buff, '/'))) {
++p;
if ((s = strchr(p, '/'))) {
int len = s - p;
if (len >= VERSION_SIZE) {
len = VERSION_SIZE;
}
strncpy(ver, p, len);
} else {
strncpy(ver, p, 10);
}
}
} else if (!strncmp(buff, "Microsoft SQL Server", 20)) {
strcpy(ver, "MS-SQL");
} else {
strcpy(ver, "Unknown");
}
return 0;
}
static int get_server_version(SV *dbh, imp_dbh_t *imp_dbh, CS_CONNECTION *con) {
CS_COMMAND *cmd = syb_alloc_cmd(imp_dbh, con, 1);
CS_RETCODE ret;
CS_INT restype;
char statement[60];
char buff[255];
char version[sizeof(imp_dbh->serverVersion)];
int retval = 0;
char *db;
if (!cmd) {
return -1;
}
memset(version, 0, sizeof(imp_dbh->serverVersion));
sprintf(statement, "select @@version");
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " get_server_version() -> ct_command(%s)\n", statement);
}
ret = ct_command(cmd, CS_LANG_CMD, statement, CS_NULLTERM, CS_UNUSED);
if (ret != CS_SUCCEED) {
warn("ct_command failed for '%s'", statement);
return -1;
}
ret = ct_send(cmd);
if (ret != CS_SUCCEED) {
warn("ct_send failed for '%s'", statement);
return -1;
}
while ((ret = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " get_server_version() -> ct_results(%d)\n", restype);
}
if (restype == CS_CMD_FAIL) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " get_server_version() -> Can't get version value\n");
}
retval = -1;
}
if (restype == CS_ROW_RESULT) {
CS_DATAFMT datafmt;
CS_INT len;
CS_SMALLINT indicator;
CS_INT retcode;
CS_INT rows;
ct_describe(cmd, 1, &datafmt);
datafmt.format = CS_FMT_NULLTERM;
datafmt.maxlength = sizeof(buff);
ct_bind(cmd, 1, &datafmt, buff, &len, &indicator);
while ((retcode = ct_fetch(cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED, &rows)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " get_server_version() -> version = %s\n", buff);
}
strncpy(imp_dbh->serverVersionString, buff, sizeof(imp_dbh->serverVersionString));
extract_version(buff, version);
strncpy(imp_dbh->serverVersion, version, sizeof(imp_dbh->serverVersion));
if (!strncmp("MS-SQL", version, 6)) {
imp_dbh->isMSSql = 1;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " get_server_version() -> version = %s\n",
imp_dbh->serverVersion);
}
}
}
}
ct_cmd_drop(cmd);
return retval;
}
int syb_ping(SV *dbh, imp_dbh_t *imp_dbh) {
dTHX;
CS_COMMAND *cmd;
CS_RETCODE ret;
CS_INT restype;
char *statement = "/* ping */";
if (DBIc_ACTIVE_KIDS(imp_dbh)) {
DBIh_SET_ERR_CHAR(dbh, (imp_xxh_t *)imp_dbh, NULL, -1,
"Can't call ping() with active statement handles",
NULL, NULL);
return -1;
}
DBIh_CLEAR_ERROR(imp_dbh);
cmd = syb_alloc_cmd(imp_dbh, imp_dbh->connection, 0 /*silent*/);
if (!cmd) {
return 0;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_ping() -> ct_command(%s)\n", statement);
}
ret = ct_command(cmd, CS_LANG_CMD, statement, CS_NULLTERM, CS_UNUSED);
if (ret != CS_SUCCEED) {
ct_cmd_drop(cmd);
return 0;
}
ret = ct_send(cmd);
if (ret != CS_SUCCEED) {
ct_cmd_drop(cmd);
return 0;
}
while ((ret = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_ping() -> ct_results(%d)\n", restype);
}
if (imp_dbh->isDead) {
ct_cmd_drop(cmd);
return 0;
}
/* Ignored - we don't care if there is a syntax error - only that
the communication with the server worked */
}
DBIh_CLEAR_ERROR(imp_dbh);
ct_cmd_drop(cmd);
return 1;
}
int syb_db_date_fmt(SV *dbh, imp_dbh_t *imp_dbh, char *fmt) {
CS_INT type;
if (!strncmp(fmt, "ISO_strict", 10)) {
imp_dbh->dateFmt = 2;
return 1;
}
if (!strcmp(fmt, "ISO")) {
imp_dbh->dateFmt = 1;
return 1;
}
imp_dbh->dateFmt = 0;
if (!strcmp(fmt, "LONG")) {
type = CS_DATES_LONG;
} else if (!strcmp(fmt, "SHORT")) {
type = CS_DATES_SHORT;
} else if (!strcmp(fmt, "DMY4_YYYY")) {
type = CS_DATES_DMY4_YYYY;
} else if (!strcmp(fmt, "MDY1_YYYY")) {
type = CS_DATES_MDY1_YYYY;
} else if (!strcmp(fmt, "DMY1_YYYY")) {
type = CS_DATES_DMY1_YYYY;
} else if (!strcmp(fmt, "DMY2_YYYY")) {
type = CS_DATES_DMY2_YYYY;
} else if (!strcmp(fmt, "YMD3_YYYY")) {
type = CS_DATES_YMD3_YYYY;
} else if (!strcmp(fmt, "HMS")) {
type = CS_DATES_HMS;
} else if (!strcmp(fmt, "LONGMS")) {
#if defined(CS_DATES_LONGUSA_YYYY)
type = CS_DATES_LONGUSA_YYYY;
#else
type = CS_DATES_LONG;
#endif
} else {
warn("Invalid format %s in _date_fmt", fmt);
return 0;
}
if (cs_dt_info(context, CS_SET, LOCALE(imp_dbh), CS_DT_CONVFMT, CS_UNUSED,
(CS_VOID*) &type, CS_SIZEOF(CS_INT), NULL) != CS_SUCCEED) {
warn("cs_dt_info() failed");
return 0;
}
return 1;
}
static int syb_get_date_fmt(imp_dbh_t *imp_dbh, char *fmt) {
CS_INT type;
char *p;
if (imp_dbh->dateFmt == 2) {
strcpy(fmt, "ISO_strict");
return 1;
}
if (imp_dbh->dateFmt == 1) {
strcpy(fmt, "ISO");
return 1;
}
if (cs_dt_info(context, CS_GET, LOCALE(imp_dbh), CS_DT_CONVFMT, CS_UNUSED,
(CS_VOID*) &type, CS_SIZEOF(CS_INT), NULL) != CS_SUCCEED) {
warn("cs_dt_info() failed");
return 0;
}
switch (type) {
case CS_DATES_LONG:
p = "LONG";
break;
case CS_DATES_SHORT:
p = "SHORT";
break;
case CS_DATES_DMY4_YYYY:
p = "DMY4_YYYY";
break;
case CS_DATES_MDY1_YYYY:
p = "MDY1_YYYY";
break;
case CS_DATES_DMY1_YYYY:
p = "DMY1_YYYY";
break;
case CS_DATES_DMY2_YYYY:
p = "DMY2_YYYY";
break;
case CS_DATES_YMD3_YYYY:
p = "YMD3_YYYY";
break;
case CS_DATES_HMS:
p = "HMS";
break;
default:
p = "Unknown";
break;
}
strcpy(fmt, p);
return 1;
}
int syb_discon_all(SV *drh, imp_drh_t *imp_drh) {
/* disconnect_all is not implemented */
return 1;
}
#if defined(NO_BLK)
static int syb_blk_done(imp_sth_t *imp_sth, CS_INT type)
{
return 1;
}
#else
static int syb_blk_done(imp_sth_t *imp_sth, CS_INT type) {
CS_RETCODE ret;
/* if $dbh->commit is called but no rows have been successfully
sent to the server then blk_done(CS_BLK_BATCH) fails. Avoid
the failure by simply not calling blk_done() in that situation. */
if (type == CS_BLK_BATCH && !imp_sth->bcpRows) {
return 1;
}
ret = blk_done(imp_sth->bcp_desc, type, &imp_sth->numRows);
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" syb_blk_done -> blk_done(%d, %d) = %d\n",
type, imp_sth->numRows, ret);
}
/* reset row counter if blk_done was successful */
if (ret == CS_SUCCEED) {
if (type == CS_BLK_CANCEL) {
imp_sth->bcpRows = -1;
} else {
imp_sth->bcpRows = 0;
}
}
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" syb_blk_done(%d) -> ret = %d, rows = %d\n", type, ret,
imp_sth->numRows);
}
return ret == CS_SUCCEED;
}
#endif
int syb_db_commit(SV *dbh, imp_dbh_t *imp_dbh) {
CS_COMMAND *cmd;
char buff[128];
CS_INT restype;
CS_RETCODE retcode;
int failFlag = 0;
if (imp_dbh->imp_sth && imp_dbh->imp_sth->bcpFlag) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_commit() -> bcp op, calling syb_blk_done()\n");
}
return syb_blk_done(imp_dbh->imp_sth, CS_BLK_BATCH);
}
if (imp_dbh->doRealTran && !imp_dbh->inTransaction) {
return 1;
}
if (DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
warn("commit ineffective with AutoCommit");
return 1;
}
cmd = syb_alloc_cmd(imp_dbh, imp_dbh->connection, 1);
if (imp_dbh->doRealTran) {
sprintf(buff, "\nCOMMIT TRAN %s\n", imp_dbh->tranName);
} else {
strcpy(buff, "\nCOMMIT TRAN\n");
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_commit() -> ct_command(%s)\n", buff);
}
retcode = ct_command(cmd, CS_LANG_CMD, buff, CS_NULLTERM, CS_UNUSED);
if (retcode != CS_SUCCEED) {
return 0;
}
if (ct_send(cmd) != CS_SUCCEED) {
return 0;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_commit() -> ct_send() OK\n");
}
while ((retcode = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_commit() -> ct_results(%d) == %d\n", restype,
retcode);
}
if (restype == CS_CMD_FAIL) {
failFlag = 1;
}
}
ct_cmd_drop(cmd);
imp_dbh->inTransaction = 0;
return !failFlag;
}
int syb_db_rollback(SV *dbh, imp_dbh_t *imp_dbh) {
CS_COMMAND *cmd;
char buff[128];
CS_INT restype;
CS_RETCODE retcode;
int failFlag = 0;
if (imp_dbh->imp_sth && imp_dbh->imp_sth->bcpFlag) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_rollback() -> bcp op, calling syb_blk_done()\n");
}
return syb_blk_done(imp_dbh->imp_sth, CS_BLK_CANCEL);
}
if (imp_dbh->doRealTran && !imp_dbh->inTransaction) {
return 1;
}
if (DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
warn("rollback ineffective with AutoCommit");
return 1;
}
cmd = syb_alloc_cmd(imp_dbh, imp_dbh->connection, 1);
if (imp_dbh->doRealTran) {
sprintf(buff, "\nROLLBACK TRAN %s\n", imp_dbh->tranName);
} else {
strcpy(buff, "\nROLLBACK TRAN\n");
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_rollback() -> ct_command(%s)\n", buff);
}
retcode = ct_command(cmd, CS_LANG_CMD, buff, CS_NULLTERM, CS_UNUSED);
if (retcode != CS_SUCCEED) {
return 0;
}
if (ct_send(cmd) != CS_SUCCEED) {
return 0;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_rollback() -> ct_send() OK\n");
}
while ((retcode = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_rollback() -> ct_results(%d) == %d\n", restype,
retcode);
}
if (restype == CS_CMD_FAIL) {
failFlag = 1;
}
}
ct_cmd_drop(cmd);
imp_dbh->inTransaction = 0;
return !failFlag;
}
static int syb_db_opentran(SV *dbh, imp_dbh_t *imp_dbh) {
CS_COMMAND *cmd;
char buff[128];
CS_INT restype;
CS_RETCODE retcode;
int failFlag = 0;
if (DBIc_is(imp_dbh, DBIcf_AutoCommit) || imp_dbh->inTransaction) {
return 1;
}
cmd = syb_alloc_cmd(imp_dbh, imp_dbh->connection, 1);
sprintf(imp_dbh->tranName, "DBI%x", (void*)imp_dbh);
sprintf(buff, "\nBEGIN TRAN %s\n", imp_dbh->tranName);
retcode = ct_command(cmd, CS_LANG_CMD, buff, CS_NULLTERM, CS_UNUSED);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_opentran() -> ct_command(%s) = %d\n", buff, retcode);
}
if (retcode != CS_SUCCEED) {
return 0;
}
retcode = ct_send(cmd);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_opentran() -> ct_send() = %d\n", retcode);
}
if (retcode != CS_SUCCEED) {
return 0;
}
while ((retcode = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_opentran() -> ct_results(%d) == %d\n", restype,
retcode);
}
if (restype == CS_CMD_FAIL) {
failFlag = 1;
}
}
ct_cmd_drop(cmd);
if (!failFlag) {
imp_dbh->inTransaction = 1;
}
return !failFlag;
}
int syb_db_disconnect(SV *dbh, imp_dbh_t *imp_dbh) {
dTHX;
CS_RETCODE retcode;
/* If we are called in a process that is different from the one where the handle
* was created then we do NOT disconnect.
*/
if (imp_dbh->disconnectInChild == 0 && imp_dbh->pid != getpid()) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" syb_db_disconnect() -> imp_dbh->pid (%d) != pid (%d) - not closing connection\n",
imp_dbh->pid, getpid());
}
return 0;
}
/* rollback if we get disconnected and no explicit commit
has been called (when in non-AutoCommit mode) */
/* For Sybase, issuing a ROLLBACK TRAN with no corresponding BEGIN TRAN
is a no-op, and has no side effects.
However, for MS-SQL this generates a warning message.
Given that an ongoing transaction is automatically rolled back if
the connection is aborted it would seem that issuing this rollback
on the disconnect call is realy unnecessary. */
#if ROLLBACK_ON_EXIT
if (imp_dbh->isDead == 0) { /* only call if connection still active */
if (!DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
syb_db_rollback(dbh, imp_dbh);
}
}
#endif
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_disconnect() -> ct_close()\n");
}
if ((retcode = ct_close(imp_dbh->connection, CS_FORCE_CLOSE)) != CS_SUCCEED) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_disconnect(): ct_close() failed\n");
}
if (imp_dbh->locale && (retcode = cs_loc_drop(context, imp_dbh->locale)) != CS_SUCCEED) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_disconnect(): cs_loc_drop() failed\n");
}
if ((retcode = ct_con_drop(imp_dbh->connection)) != CS_SUCCEED) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_disconnect(): ct_con_drop() failed\n");
}
DBIc_ACTIVE_off(imp_dbh);
return 1;
}
void syb_db_destroy(SV *dbh, imp_dbh_t *imp_dbh) {
if (DBIc_ACTIVE(imp_dbh)) {
syb_db_disconnect(dbh, imp_dbh);
}
/* Nothing in imp_dbh to be freed */
DBIc_IMPSET_off(imp_dbh);
}
/* NOTE: if you set any new attributes here that need to be passed on
to Sybase (for example via ct_options()) then make sure that you
also code the same thing in syb_db_connect() so that connections
opened for nested statement handles correctly handle this issue */
int syb_db_STORE_attrib(SV *dbh, imp_dbh_t *imp_dbh, SV *keysv, SV *valuesv) {
dTHX;
STRLEN kl;
int on;
char *key = SvPV(keysv, kl);
if (kl == 15 && strEQ(key, "syb_chained_txn")) {
on = SvTRUE(valuesv);
if (imp_dbh->chainedSupported) {
int autocommit = DBIc_is(imp_dbh, DBIcf_AutoCommit);
/* if we're connected to an MSSQL instance, then do not attempt to
execute a COMMIT TRAN - as that will generate an error message if we
are not in a transaction.
If the switch is attempted in a transaction then the perl program will
have to be modified to add an explicit call to commit instead.*/
if (!autocommit && !imp_dbh->isMSSql) {
syb_db_commit(dbh, imp_dbh);
}
if (on) {
imp_dbh->doRealTran = 0;
} else {
imp_dbh->doRealTran = 1;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_STORE() -> syb_chained_txn => %d\n", on);
}
if (!autocommit && imp_dbh->optSupported) {
CS_BOOL value = on ? CS_TRUE : CS_FALSE;
CS_RETCODE ret;
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_CHAINXACTS,
&value, CS_UNUSED, NULL);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" syb_db_STORE() -> syb_chained_txn AutoCommit off CS_OPT_CHAINXACTS(%d) => %d\n",
value, ret);
}
}
} else {
/* XXX - should this issue a warning???? */
}
return TRUE;
}
if (kl == 10 && strEQ(key, "AutoCommit")) {
int crnt = (DBIc_has(imp_dbh, DBIcf_AutoCommit) > 0);
int ret;
/* Move the check for ACTIVE_KIDS below the check for the bcp flag
* as that inhibits the setting of the autocommit variable anyway.
*/
if (imp_dbh->imp_sth && imp_dbh->imp_sth->bcpFlag) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_db_STORE(): AutoCommit value changes inhibitted during BCP ops\n");
}
return TRUE;
}
on = SvTRUE(valuesv);
if (DBIc_ACTIVE_KIDS(imp_dbh) && ((on && !crnt) || (!on && crnt))) {
croak(
"panic: can't change AutoCommit (from %d to %d) with active statement handles",
on, crnt);
}
ret = toggle_autocommit(dbh, imp_dbh, on);
DBIc_set(imp_dbh, DBIcf_AutoCommit, on);
return TRUE;
}
if (kl == 11 && strEQ(key, "LongTruncOK")) {
DBIc_set(imp_dbh, DBIcf_LongTruncOk, SvTRUE(valuesv));
return TRUE;
}
if (kl == 11 && strEQ(key, "LongReadLen")) {
CS_INT value = SvIV(valuesv);
CS_RETCODE ret;
if (imp_dbh->inUse) {
warn("Can't set LongReadLen because the database handle is in use.");
return FALSE;
}
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_TEXTSIZE, &value,
CS_UNUSED, NULL);
if (ret != CS_SUCCEED) {
warn("Setting of CS_OPT_TEXTSIZE failed.");
return FALSE;
}
DBIc_LongReadLen(imp_dbh) = value;
return TRUE;
}
if (kl == 21 && strEQ(key, "syb_quoted_identifier")) {
CS_INT value = SvIV(valuesv);
CS_RETCODE ret;
if (imp_dbh->inUse) {
warn(
"Can't set syb_quoted_identifier because the database handle is in use.");
return FALSE;
}
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_QUOTED_IDENT, &value,
CS_UNUSED, NULL);
if (ret != CS_SUCCEED) {
warn("Setting of CS_OPT_QUOTED_IDENT failed.");
return FALSE;
}
imp_dbh->quotedIdentifier = value;
return TRUE;
}
if (kl == 12 && strEQ(key, "syb_show_sql")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->showSql = 1;
} else {
imp_dbh->showSql = 0;
}
return TRUE;
}
if (kl == 12 && strEQ(key, "syb_show_eed")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->showEed = 1;
} else {
imp_dbh->showEed = 0;
}
return TRUE;
}
if (kl == 15 && strEQ(key, "syb_err_handler")) {
if (!SvOK(valuesv)) {
imp_dbh->err_handler = NULL;
} else if (imp_dbh->err_handler == (SV*) NULL) {
imp_dbh->err_handler = newSVsv(valuesv);
} else {
sv_setsv(imp_dbh->err_handler, valuesv);
}
return TRUE;
}
if (kl == 15 && strEQ(key, "syb_enable_utf8")) {
#if !defined(DBD_CAN_HANDLE_UTF8)
warn("The current version of OpenClient can't handle utf8 data.");
return FALSE;
#else
on = SvTRUE(valuesv);
if (on) {
imp_dbh->enable_utf8 = 1;
} else {
imp_dbh->enable_utf8 = 0;
}
return TRUE;
#endif
}
if (kl == 16 && strEQ(key, "syb_row_callback")) {
if (!SvOK(valuesv)) {
imp_dbh->row_cb = NULL;
} else if (imp_dbh->row_cb == (SV*) NULL) {
imp_dbh->row_cb = newSVsv(valuesv);
} else {
sv_setsv(imp_dbh->row_cb, valuesv);
}
return TRUE;
}
if (kl == 16 && strEQ(key, "syb_flush_finish")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->flushFinish = 1;
} else {
imp_dbh->flushFinish = 0;
}
return TRUE;
}
if (kl == 12 && strEQ(key, "syb_rowcount")) {
#if defined(CS_OPT_ROWCOUNT)
CS_INT value = SvIV(valuesv);
CS_RETCODE ret;
if (imp_dbh->inUse) {
warn(
"Can't set syb_rowcount because the database handle is in use.");
return FALSE;
}
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_ROWCOUNT, &value,
CS_UNUSED, NULL);
if (ret != CS_SUCCEED) {
warn("Setting of CS_OPT_ROWCOUNT failed.");
return FALSE;
}
imp_dbh->rowcount = value;
return TRUE;
#else
return FALSE;
#endif
}
if (kl == 21 && strEQ(key, "syb_dynamic_supported")) {
warn("'syb_dynamic_supported' is a read-only attribute");
return TRUE;
}
if (kl == 18 && strEQ(key, "syb_do_proc_status")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->doProcStatus = 1;
} else {
imp_dbh->doProcStatus = 0;
}
return TRUE;
}
if (kl == 14 && strEQ(key, "syb_use_bin_0x")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->useBin0x = 1;
} else {
imp_dbh->useBin0x = 0;
}
return TRUE;
}
if (kl == 17 && strEQ(key, "syb_binary_images")) {
on = SvTRUE(valuesv);
if (on) {
imp_dbh->binaryImage = 1;
} else {
imp_dbh->binaryImage = 0;
}
return TRUE;
}
if (kl == 18 && strEQ(key, "syb_deadlock_retry")) {
int value = SvIV(valuesv);
imp_dbh->deadlockRetry = value;
return TRUE;
}
if (kl == 18 && strEQ(key, "syb_deadlock_sleep")) {
int value = SvIV(valuesv);
imp_dbh->deadlockSleep = value;
return TRUE;
}
if (kl == 20 && strEQ(key, "syb_deadlock_verbose")) {
int value = SvIV(valuesv);
imp_dbh->deadlockVerbose = value;
return TRUE;
}
if (kl == 17 && strEQ(key, "syb_nsql_nostatus")) {
int value = SvIV(valuesv);
imp_dbh->nsqlNoStatus = value;
return TRUE;
}
if (kl == 16 && strEQ(key, "syb_no_child_con")) {
imp_dbh->noChildCon = SvIV(valuesv);
return TRUE;
}
if (kl == 19 && strEQ(key, "syb_failed_db_fatal")) {
imp_dbh->failedDbUseFatal = SvIV(valuesv);
return TRUE;
}
if (kl == 29 && strEQ(key, "syb_bind_empty_string_as_null")) {
imp_dbh->bindEmptyStringNull = SvIV(valuesv);
return TRUE;
}
if (kl == 27 && strEQ(key, "syb_cancel_request_on_error")) {
imp_dbh->alwaysForceFailure = SvIV(valuesv);
return TRUE;
}
if (kl == 23 && strEQ(key, "syb_disconnect_in_child")) {
imp_dbh->disconnectInChild = SvIV(valuesv);
return TRUE;
}
if (kl == 18 && strEQ(key, "syb_server_version")) {
strncpy(imp_dbh->serverVersion, SvPV(valuesv, PL_na), 15);
return TRUE;
}
if (kl == 12 && strEQ(key, "syb_date_fmt")) {
syb_db_date_fmt(dbh, imp_dbh, SvPV(valuesv, PL_na));
return TRUE;
}
return FALSE;
}
SV *syb_db_FETCH_attrib(SV *dbh, imp_dbh_t *imp_dbh, SV *keysv) {
dTHX;
STRLEN kl;
char *key = SvPV(keysv, kl);
SV *retsv = NULL;
if (kl == 10 && strEQ(key, "AutoCommit")) {
if (DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 11 && strEQ(key, "LongTruncOK")) {
if (DBIc_is(imp_dbh, DBIcf_LongTruncOk)) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 11 && strEQ(key, "LongReadLen")) {
retsv = newSViv(DBIc_LongReadLen(imp_dbh));
}
if (kl == 12 && strEQ(key, "syb_show_sql")) {
if (imp_dbh->showSql) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 12 && strEQ(key, "syb_show_eed")) {
if (imp_dbh->showEed) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 8 && strEQ(key, "syb_dead")) {
if (imp_dbh->isDead) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 15 && strEQ(key, "syb_err_handler")) {
if (imp_dbh->err_handler) {
retsv = newSVsv(imp_dbh->err_handler);
} else {
retsv = &PL_sv_undef;
}
}
if (kl == 15 && strEQ(key, "syb_enable_utf8")) {
if (imp_dbh->enable_utf8) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 16 && strEQ(key, "syb_row_callback")) {
if (imp_dbh->row_cb) {
retsv = newSVsv(imp_dbh->row_cb);
} else {
retsv = &PL_sv_undef;
}
}
if (kl == 15 && strEQ(key, "syb_chained_txn")) {
if (imp_dbh->doRealTran) {
retsv = newSViv(0);
} else {
retsv = newSViv(1);
}
}
if (kl == 18 && strEQ(key, "syb_check_tranmode")) {
CS_INT value;
CS_RETCODE ret;
ret = syb_set_options(imp_dbh, CS_GET, CS_OPT_CHAINXACTS, &value,
CS_UNUSED, NULL);
if (ret != CS_SUCCEED) {
value = 0;
}
retsv = newSViv(value);
}
if (kl == 16 && strEQ(key, "syb_flush_finish")) {
if (imp_dbh->flushFinish) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 21 && strEQ(key, "syb_dynamic_supported")) {
CS_BOOL val;
CS_RETCODE ret = ct_capability(imp_dbh->connection, CS_GET,
CS_CAP_REQUEST, CS_REQ_DYN, (CS_VOID*) &val);
if (ret != CS_SUCCEED || val == CS_FALSE) {
retsv = newSViv(0);
} else {
retsv = newSViv(1);
}
}
if (kl == 21 && strEQ(key, "syb_quoted_identifier")) {
if (imp_dbh->quotedIdentifier) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 12 && strEQ(key, "syb_rowcount")) {
retsv = newSViv(imp_dbh->rowcount);
}
if (kl == 14 && strEQ(key, "syb_oc_version")) {
retsv = newSVpv(ocVersion, strlen(ocVersion));
}
if (kl == 18 && strEQ(key, "syb_do_proc_status")) {
retsv = newSViv(imp_dbh->doProcStatus);
}
if (kl == 14 && strEQ(key, "syb_use_bin_0x")) {
if (imp_dbh->useBin0x) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 17 && strEQ(key, "syb_binary_images")) {
if (imp_dbh->binaryImage) {
retsv = newSViv(1);
} else {
retsv = newSViv(0);
}
}
if (kl == 18 && strEQ(key, "syb_deadlock_retry")) {
retsv = newSViv(imp_dbh->deadlockRetry);
}
if (kl == 18 && strEQ(key, "syb_deadlock_sleep")) {
retsv = newSViv(imp_dbh->deadlockSleep);
}
if (kl == 20 && strEQ(key, "syb_deadlock_verbose")) {
retsv = newSViv(imp_dbh->deadlockVerbose);
}
if (kl == 17 && strEQ(key, "syb_nsql_nostatus")) {
retsv = newSViv(imp_dbh->nsqlNoStatus);
}
if (kl == 16 && strEQ(key, "syb_no_child_con")) {
retsv = newSViv(imp_dbh->noChildCon);
}
if (kl == 19 && strEQ(key, "syb_failed_db_fatal")) {
retsv = newSViv(imp_dbh->failedDbUseFatal);
}
if (kl == 29 && strEQ(key, "syb_bind_empty_string_as_null")) {
retsv = newSViv(imp_dbh->bindEmptyStringNull);
}
if (kl == 27 && strEQ(key, "syb_cancel_request_on_error")) {
retsv = newSViv(imp_dbh->alwaysForceFailure);
}
if (kl == 23 && strEQ(key, "syb_disconnect_in_child")) {
retsv = newSViv(imp_dbh->disconnectInChild);
}
if (kl == 18 && strEQ(key, "syb_server_version")) {
retsv = newSVpv(imp_dbh->serverVersion, 0);
}
if (kl == 25 && strEQ(key, "syb_server_version_string")) {
retsv = newSVpv(imp_dbh->serverVersionString, 0);
}
if (kl == 12 && strEQ(key, "syb_date_fmt")) {
char buff[50];
syb_get_date_fmt(imp_dbh, buff);
retsv = newSVpv(buff, 0);
}
if (kl == 11 && strEQ(key, "syb_has_blk")) {
#if defined(NO_BLK)
retsv = &PL_sv_no;
#else
retsv = &PL_sv_yes;
#endif
}
if (retsv == &PL_sv_yes || retsv == &PL_sv_no || retsv == &PL_sv_undef) {
return retsv;
}
return sv_2mortal(retsv);
}
/* set mode to 0 to avoid an error message being printed if ct_cmd_alloc fails
This is useful for the ping() call, for example */
static CS_COMMAND * syb_alloc_cmd(imp_dbh_t *imp_dbh, CS_CONNECTION *connection, int mode) {
CS_COMMAND *cmd;
CS_RETCODE retcode;
if ((retcode = ct_cmd_alloc(connection, &cmd)) != CS_SUCCEED) {
if (mode != 0) {
syb_set_error(imp_dbh, -1, "ct_cmd_alloc failed");
}
return NULL;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_alloc_cmd() -> CS_COMMAND %x for CS_CONNECTION %x\n",
cmd, connection);
}
return cmd;
}
static void dbd_preparse(imp_sth_t *imp_sth, char *statement) {
dTHX;
enum {
DEFAULT, LITERAL, COMMENT, LINE_COMMENT, VARIABLE
} STATES;
int state = DEFAULT;
int next_state;
char last_literal = 0;
char *src;
phs_t phs_tpl;
SV *phs_sv;
int idx = 0;
STRLEN namelen;
char name[64];
#define VARNAME_LEN 255
char varname[VARNAME_LEN + 1];
int pos;
imp_sth->statement = my_strdup(statement);
/* initialise phs ready to be cloned per placeholder */
memset(&phs_tpl, 0, sizeof(phs_tpl));
phs_tpl.ftype = CS_VARCHAR_TYPE;
varname[0] = 0;
/* check for a leading EXEC. If it is present then set imp_sth->type
to 1 to indicate that we are doing an RPC call.
*/
src = statement;
while (isspace(*src) && *src) {
/* skip over leading whitespace */
++src;
}
if (!strncasecmp(src, "exec", 4)) {
imp_sth->type = 1;
} else if (imp_sth->bcpFlag) {
imp_sth->type = 2;
} else {
imp_sth->type = 0;
}
src = statement;
while (*src) {
next_state = state; /* default situation */
switch (state) {
case DEFAULT:
if (*src == '\'' || *src == '"') {
last_literal = *src;
next_state = LITERAL;
} else if (*src == '/' && *(src + 1) == '*') {
next_state = COMMENT;
} else if (*src == '-' && *(src + 1) == '-') {
next_state = LINE_COMMENT;
} else if (*src == '@') {
varname[0] = '@';
pos = 1;
next_state = VARIABLE;
}
break;
case LITERAL:
if (*src == last_literal) {
next_state = DEFAULT;
}
break;
case COMMENT:
if (*(src - 1) == '*' && *src == '/') {
next_state = DEFAULT;
}
break;
case LINE_COMMENT:
if (*src == '\n') {
next_state = DEFAULT;
}
break;
case VARIABLE:
if (!isalnum(*src) && *src != '_') {
varname[pos] = 0;
next_state = DEFAULT;
} else if (pos < VARNAME_LEN) {
varname[pos++] = *src;
}
}
/* printf("state = %d, *src = %c, next_state = %d\n", state, *src, next_state); */
if (state != DEFAULT || *src != '?') {
++src;
state = next_state;
continue;
}
state = next_state;
if (*src != '?') {
continue;
}
++src;
sprintf(name, ":p%d", ++idx); /* '?' -> ':p1' (etc) */
namelen = strlen(name);
if (imp_sth->all_params_hv == NULL) {
imp_sth->all_params_hv = newHV();
}
phs_tpl.sv = &PL_sv_undef;
phs_sv = newSVpv((char*) &phs_tpl, sizeof(phs_tpl) + namelen + 1);
hv_store(imp_sth->all_params_hv, name, namelen, phs_sv, 0);
strcpy(((phs_t*) (void*) SvPVX(phs_sv))->name, name);
strcpy(((phs_t*) (void*) SvPVX(phs_sv))->varname, varname);
if (imp_sth->type == 1) { /* if it's an EXEC call, check for OUTPUT */
char *p = src;
do {
if (*p == ',') {
break;
}
if (isspace(*p)) {
continue;
}
if (isalpha(*p)) {
if (!strncasecmp(p, "out", 3)) {
((phs_t*) (void*) SvPVX(phs_sv))->is_inout = 1;
} else {
break;
}
}
} while (*(++p));
}
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" dbd_preparse parameter %s (%s)\n",
((phs_t*) (void*) SvPVX(phs_sv))->name,
((phs_t*) (void*) SvPVX(phs_sv))->varname);
}
}
if (imp_sth->all_params_hv) {
DBIc_NUM_PARAMS(imp_sth) = (int) HvKEYS(imp_sth->all_params_hv);
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" dbd_preparse scanned %d distinct placeholders\n",
(int) DBIc_NUM_PARAMS(imp_sth));
}
}
}
static CS_RETCODE dyn_prepare(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth,
char* statement) {
dTHX;
CS_INT restype;
static int tt = 1;
int failed = 0;
CS_BOOL val;
CS_RETCODE ret;
ret = ct_capability(imp_dbh->connection, CS_GET, CS_CAP_REQUEST,
CS_REQ_DYN, (CS_VOID*) &val);
if (ret != CS_SUCCEED || val == CS_FALSE) {
croak(
"Panic: dynamic SQL (? placeholders) are not supported by the server you are connecting to");
}
sprintf(imp_sth->dyn_id, "DBD%d", (int) tt++);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" dyn_prepare: ct_dynamic(CS_PREPARE) for %s\n",
imp_sth->dyn_id);
}
imp_sth->dyn_execed = 0;
imp_sth->cmd = syb_alloc_cmd(imp_dbh,
imp_sth->connection ? imp_sth->connection : imp_dbh->connection, 1);
ret = ct_dynamic(imp_sth->cmd, CS_PREPARE, imp_sth->dyn_id, CS_NULLTERM,
statement, CS_NULLTERM);
if (ret != CS_SUCCEED) {
warn("ct_dynamic(CS_PREPARE) returned %d", ret);
return ret;
}
ret = ct_send(imp_sth->cmd);
if (ret != CS_SUCCEED) {
warn("ct_send(ct_dynamic(CS_PREPARE)) returned %d", ret);
return ret;
}
while ((ret = ct_results(imp_sth->cmd, &restype)) == CS_SUCCEED) {
if (restype == CS_CMD_FAIL) {
failed = 1;
}
}
if (ret == CS_FAIL || failed) {
warn("ct_result(ct_dynamic(CS_PREPARE)) returned %d", ret);
return ret;
}
ret = ct_dynamic(imp_sth->cmd, CS_DESCRIBE_INPUT, imp_sth->dyn_id,
CS_NULLTERM, NULL, CS_UNUSED);
if (ret != CS_SUCCEED) {
warn("ct_dynamic(CS_DESCRIBE_INPUT) returned %d", ret);
}
ret = ct_send(imp_sth->cmd);
if (ret != CS_SUCCEED) {
warn("ct_send(CS_DESCRIBE_INPUT) returned %d", ret);
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" dyn_prepare: ct_dynamic(CS_DESCRIBE_INPUT) for %s\n",
imp_sth->dyn_id);
}
while ((ret = ct_results(imp_sth->cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" dyn_prepare: ct_results(CS_DESCRIBE_INPUT) for %s - restype %d\n",
imp_sth->dyn_id, restype);
}
if (restype == CS_DESCRIBE_RESULT) {
CS_INT num_param, outlen;
int i;
char name[50];
SV **svp;
phs_t *phs;
int ret;
ret = ct_res_info(imp_sth->cmd, CS_NUMDATA, &num_param, CS_UNUSED,
&outlen);
if (ret != CS_SUCCEED) {
warn("ct_res_info(CS_DESCRIBE_INPUT) returned %d", ret);
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" dyn_prepare: ct_res_info(CS_DESCRIBE_INPUT) statement has %d parameters\n",
num_param);
}
for (i = 1; i <= num_param; ++i) {
sprintf(name, ":p%d", i);
svp = hv_fetch(imp_sth->all_params_hv, name, strlen(name), 0);
phs = ((phs_t*) (void*) SvPVX(*svp));
ct_describe(imp_sth->cmd, i, &phs->datafmt);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" dyn_prepare: ct_describe(CS_DESCRIBE_INPUT) col %d, type %d, name %s, status %d, length %d\n",
i, phs->datafmt.datatype, phs->datafmt.name,
phs->datafmt.status, phs->datafmt.maxlength);
}
}
}
}
if (ct_dynamic(imp_sth->cmd, CS_EXECUTE, imp_sth->dyn_id, CS_NULLTERM,
NULL, CS_UNUSED) != CS_SUCCEED) {
ret = CS_FAIL;
} else {
ret = CS_SUCCEED;
imp_sth->dyn_execed = 1;
}
return ret;
}
int syb_st_prepare(SV *sth, imp_sth_t *imp_sth, char *statement, SV *attribs) {
dTHX;
D_imp_dbh_from_sth;
CS_RETCODE ret;
/* PerlIO_printf(DBIc_LOGPIO(imp_dbh), "st_prepare on %x\n", imp_sth); */
sv_setpv(DBIc_ERRSTR(imp_dbh), "");
/* Don't try to initiate a new command if the connection isn't active! */
if (!DBIc_ACTIVE(imp_dbh)) {
syb_set_error(imp_dbh, -1, "Database disconnected");
return 0;
}
/* Check to see if the syb_bcp_attribs flag is set */
getBcpAttribs(imp_sth, attribs);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_prepare() -> inUse = %d\n", imp_dbh->inUse);
}
if (DBIc_ACTIVE_KIDS(DBIc_PARENT_COM(imp_sth)) || imp_dbh->inUse) {
int retval = 1;
if (imp_dbh->noChildCon) { /* inhibit child connections to be created */
syb_set_error(imp_dbh, -1,
"DBD::Sybase error: Can't create child connections when syb_no_chld_con is set");
return 0;
}
if (!DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
croak(
"Panic: Can't have multiple statement handles on a single database handle when AutoCommit is OFF");
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_prepare() parent has active kids - opening new connection\n");
}
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_LOCK(context_alloc_mutex);
#endif
if ((imp_sth->connection = syb_db_connect(imp_dbh)) == NULL) {
retval = 0;
}
#if PERL_VERSION >= 8 && defined(_REENTRANT)
MUTEX_UNLOCK(context_alloc_mutex);
#endif
if (!retval) {
return retval;
}
}
if (imp_sth->statement != NULL) {
Safefree(imp_sth->statement);
}
imp_sth->statement = NULL;
dbd_preparse(imp_sth, statement);
imp_dbh->sql = imp_sth->statement;
if (!DBIc_is(imp_dbh, DBIcf_AutoCommit) && imp_dbh->doRealTran) {
if (syb_db_opentran(NULL, imp_dbh) == 0) {
return -2;
}
}
if ((int) DBIc_NUM_PARAMS(imp_sth)) {
/* regular dynamic sql */
if (imp_sth->type == 0) {
ret = dyn_prepare(imp_dbh, imp_sth, statement);
if (ret != CS_SUCCEED) {
return 0;
}
} else if (imp_sth->type == 1) {
/* RPC call - get the proc name */
/* We could possibly get the proc params from syscolumns, but
there are a lot of issues with that which will break it */
if (!syb_st_describe_proc(sth, imp_sth, statement)) {
croak("DBD::Sybase: describe_proc failed!\n");
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" describe_proc: procname = %s\n", imp_sth->proc);
}
imp_sth->cmd = syb_alloc_cmd(imp_dbh,
imp_sth->connection ? imp_sth->connection
: imp_dbh->connection, 1);
ret = CS_SUCCEED;
imp_sth->dyn_execed = 0;
} else {
/* BLK operation! */
ret = syb_blk_init(imp_dbh, imp_sth);
}
} else {
/* If this is a blk request (i.e. the syb_bcp_attribs hash is set
in the prepare() call, then force a failure, because no
parameters (placeholders) have been defined. */
if (imp_sth->type == 2) {
syb_set_error(imp_dbh, -1,
"The syb_bcp_attribs attribute is set, but no placeholders found in the query");
return 0;
}
imp_sth->cmd = NULL;
/* Early execution has some unwanted side effects - disabling
it in 1.05_02. */
#if 0
if(cmd_execute(sth, imp_sth) != 0) {
return 0;
}
#endif
ret = CS_SUCCEED;
}
if (ret != CS_SUCCEED) {
return 0;
}
imp_sth->doProcStatus = imp_dbh->doProcStatus;
DBIc_on(imp_sth, DBIcf_IMPSET);
if (!imp_sth->connection) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_prepare() -> set inUse\n");
}
imp_dbh->inUse = 1;
}
/* Re-enable the active flag here (in 1.05_03) to fix bug with
finish not getting called correctly */
DBIc_ACTIVE_on(imp_sth);
return 1;
}
/*
Extract the proc name (including database and owner)
The identifiers can be quoted with square brackets ([my proc]) or,
if "quoted identifier" is enabled, with double quotes.
So we could have
database.owner.proc
database..proc
owner.proc
[data base]..proc
proc
"my proc"
[my proc]
*/
static int syb_st_describe_proc(SV *sth, imp_sth_t *imp_sth, char *statement) {
D_imp_dbh_from_sth;
enum {DEFAULT, QUOTED} STATES;
int state = DEFAULT;
int next_state;
char quote_char;
char *buff = my_strdup(statement);
char *src = buff;
char *start;
while (isspace(*src) && *src) {
/* skip over leading whitespace */
++src;
}
if (strncasecmp(src, "exec", 4)) {
return 0; /* it's gotta start with exec(ute) */
}
while (!isspace(*src) && *src) {
/* could be exec or execute */
++src;
}
while (isspace(*src) && *src) {
/* skip over whitespace between exec and proc name */
++src;
}
start = src;
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_describe_proc parsing: |%s|\n", start);
}
while (*src) {
next_state = state; /* default situation */
switch (state) {
case DEFAULT:
if (*src == '[' || *src == '"') {
// Determine the closing quote
quote_char = (*src == '*' ? *src : ']');
next_state = QUOTED;
}
break;
case QUOTED:
if (*src == quote_char) {
next_state = DEFAULT;
}
break;
}
if (state == DEFAULT && isspace(*src)) {
*src = '\0';
break;
}
++src;
state = next_state;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_describe_proc after parsing: %s\n", start);
}
if (state == QUOTED) {
warn("DBD::Sybase - error parsing the proc name in the EXEC statement\n");
Safefree(buff);
return 0;
}
strcpy(imp_sth->proc, start);
Safefree(buff);
return 1;
}
int syb_st_rows(SV *sth, imp_sth_t *imp_sth) {
return imp_sth->numRows;
}
static void cleanUp(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth) {
int i;
int numCols = DBIc_NUM_FIELDS(imp_sth);
// coldata could be null here if cleanUp() has already been called due to a
// processing error in the describe() function.
for (i = 0; i < numCols && imp_sth->coldata != NULL; ++i) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cleanUp() -> processing column %d\n", i);
}
if (imp_sth->coldata[i].type == CS_CHAR_TYPE
|| imp_sth->coldata[i].type == CS_LONGCHAR_TYPE
|| imp_sth->coldata[i].type == CS_TEXT_TYPE
|| imp_sth->coldata[i].type == CS_IMAGE_TYPE) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cleanUp() -> Safefree for %d, type %d\n", i, imp_sth->coldata[i].type);
}
Safefree(imp_sth->coldata[i].value.c);
}
}
if (imp_sth->datafmt) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cleanUp() -> Safefree(datafmt)\n");
}
Safefree(imp_sth->datafmt);
}
if (imp_sth->coldata) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cleanUp() -> Safefree(coldata)\n");
}
Safefree(imp_sth->coldata);
}
imp_sth->numCols = 0;
imp_sth->coldata = NULL;
imp_sth->datafmt = NULL;
}
static CS_RETCODE describe(SV* sth, imp_sth_t* imp_sth, int restype) {
dTHX;
D_imp_dbh_from_sth;
CS_RETCODE retcode;
int i;
int numCols;
AV* av;
if((retcode = ct_res_info(imp_sth->cmd, CS_NUMDATA, &numCols, CS_UNUSED, NULL)) != CS_SUCCEED) {
warn("ct_res_info() failed");
goto GoodBye;
}
if(numCols <= 0) {
warn("ct_res_info() returned 0 columns");
DBIc_NUM_FIELDS(imp_sth) = numCols;
imp_sth->numCols = 0;
goto GoodBye;
}
if(DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " ct_res_info() returns %d columns\n", numCols);
}
/* According to Tim Bunce I shouldn't need the code below.
However, if I remove it DBD::Sybase segfaults in some situations
with DBI < 1.53, and there are still problems with COMPUTE BY
statements with DBI >= 1.54. */
/* Adjust NUM_OF_FIELDS - which also adjusts the row buffer size */
DBIc_NUM_FIELDS(imp_sth) = 0; /* for DBI <= 1.53 */
DBIc_DBISTATE(imp_sth)->set_attr_k(sth, sv_2mortal(newSVpvn("NUM_OF_FIELDS", 13)), 0, sv_2mortal(newSViv(numCols)));
#if 1 /* for DBI <= 1.53 (and 1.54 which doesn't shrink properly) */
av = DBIc_FIELDS_AV(imp_sth);
if(av && av_len(av) + 1 != numCols) {
SvREADONLY_off(av); /* DBI sets this readonly */
av_clear(av);
i = numCols;
while(i--) {
av_store(av, i, newSV(0));
}
SvREADONLY_on(av); /* DBI sets this readonly */
}
#endif
imp_sth->numCols = numCols;
Newz(902, imp_sth->coldata, numCols, ColData);
Newz(902, imp_sth->datafmt, numCols, CS_DATAFMT);
/* this routine may be called without the connection reference */
if(restype == CS_COMPUTE_RESULT) {
CS_INT comp_id, outlen;
if((retcode = ct_compute_info(imp_sth->cmd, CS_COMP_ID, CS_UNUSED, &comp_id, CS_UNUSED, &outlen)) != CS_SUCCEED) {
warn("ct_compute_info failed");
goto GoodBye;
}
}
for(i = 0; i < numCols; ++i) {
if((retcode = ct_describe(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i])) != CS_SUCCEED) {
warn("ct_describe() failed");
cleanUp(imp_dbh, imp_sth);
goto GoodBye;
}
/* Make sure we have at least some sort of column name: */
if(imp_sth->datafmt[i].namelen == 0) {
sprintf(imp_sth->datafmt[i].name, "COL(%d)", i + 1);
}
if(restype == CS_COMPUTE_RESULT) {
CS_INT agg_op, outlen;
CS_CHAR* agg_op_name;
if((retcode = ct_compute_info(imp_sth->cmd, CS_COMP_OP, (i + 1), &agg_op, CS_UNUSED, &outlen)) != CS_SUCCEED) {
warn("ct_compute_info failed");
goto GoodBye;
}
agg_op_name = GetAggOp(agg_op);
if((retcode = ct_compute_info(imp_sth->cmd, CS_COMP_COLID, (i + 1), &agg_op, CS_UNUSED, &outlen)) != CS_SUCCEED) {
warn("ct_compute_info failed");
goto GoodBye;
}
sprintf(imp_sth->datafmt[i].name, "%s(%d)", agg_op_name, agg_op);
}
if(DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " ct_describe(%d): type = %d, maxlen = %d\n", i,
imp_sth->datafmt[i].datatype, imp_sth->datafmt[i].maxlength);
}
imp_sth->coldata[i].realType = imp_sth->datafmt[i].datatype;
imp_sth->coldata[i].realLength = imp_sth->datafmt[i].maxlength;
imp_sth->datafmt[i].locale = LOCALE(imp_dbh);
switch(imp_sth->datafmt[i].datatype) {
case CS_BIT_TYPE:
case CS_TINYINT_TYPE:
case CS_SMALLINT_TYPE:
case CS_INT_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_INT);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_INT_TYPE;
imp_sth->datafmt[i].datatype = CS_INT_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.i,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#if defined(SYB_NATIVE_NUM) && defined(CS_UINT_TYPE)
case CS_USMALLINT_TYPE:
case CS_UINT_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_INT);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_UINT_TYPE;
imp_sth->datafmt[i].datatype = CS_UINT_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.ui,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#endif
#if defined(SYB_NATIVE_NUM)
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_BIGINT);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_BIGINT_TYPE;
imp_sth->datafmt[i].datatype = CS_BIGINT_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.bi,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#endif
#if defined(CS_UBIGINT_TYPE)
case CS_UBIGINT_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_UBIGINT);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_UBIGINT_TYPE;
imp_sth->datafmt[i].datatype = CS_UBIGINT_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.ubi,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#endif
#endif
#if defined(SYB_NATIVE_NUM)
case CS_MONEY_TYPE:
case CS_MONEY4_TYPE:
#endif
case CS_REAL_TYPE:
case CS_FLOAT_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_FLOAT);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_FLOAT_TYPE;
imp_sth->datafmt[i].datatype = CS_FLOAT_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.f,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
case CS_TEXT_TYPE:
case CS_IMAGE_TYPE:
#if defined(CS_UNITEXT_TYPE)
case CS_UNITEXT_TYPE:
#endif
New(902, imp_sth->coldata[i].value.c, imp_sth->datafmt[i].maxlength, char);
imp_sth->datafmt[i].format = CS_FMT_UNUSED; /*CS_FMT_NULLTERM;*/
if(imp_dbh->binaryImage) {
imp_sth->coldata[i].type = imp_sth->datafmt[i].datatype;
} else {
imp_sth->coldata[i].type = CS_TEXT_TYPE;
imp_sth->datafmt[i].datatype = CS_TEXT_TYPE;
}
if(!imp_sth->noBindBlob) {
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], imp_sth->coldata[i].value.c,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
}
break;
case CS_DATETIME_TYPE:
case CS_DATETIME4_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_DATETIME);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_DATETIME_TYPE;
imp_sth->datafmt[i].datatype = CS_DATETIME_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.dt,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#if defined(CS_DATE_TYPE)
case CS_DATE_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_DATE);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_DATE_TYPE;
imp_sth->datafmt[i].datatype = CS_DATE_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.d,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
case CS_TIME_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_TIME);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_TIME_TYPE;
imp_sth->datafmt[i].datatype = CS_TIME_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], &imp_sth->coldata[i].value.t,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
break;
#endif
#if defined(CS_BIGDATETIME_TYPE)
case CS_BIGDATETIME_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_BIGDATETIME);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_BIGDATETIME_TYPE;
imp_sth->datafmt[i].datatype = CS_BIGDATETIME_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i],
&imp_sth->coldata[i].value.bdt,
&imp_sth->coldata[i].valuelen,
&imp_sth->coldata[i].indicator);
break;
case CS_BIGTIME_TYPE:
imp_sth->datafmt[i].maxlength = sizeof(CS_BIGTIME);
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
imp_sth->coldata[i].type = CS_BIGTIME_TYPE;
imp_sth->datafmt[i].datatype = CS_BIGTIME_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i],
&imp_sth->coldata[i].value.bt,
&imp_sth->coldata[i].valuelen,
&imp_sth->coldata[i].indicator);
break;
#endif
case CS_CHAR_TYPE:
case CS_LONGCHAR_TYPE:
case CS_VARCHAR_TYPE:
case CS_BINARY_TYPE:
case CS_VARBINARY_TYPE:
case CS_NUMERIC_TYPE:
case CS_DECIMAL_TYPE:
default:
imp_sth->datafmt[i].maxlength = get_cwidth(&imp_sth->datafmt[i]) + 1;
/*
MS-SQL has a varchar(max) type that will return the maxlength as INT_MAX. The +1 above will
cause this to overflow and result in a negative value.
*/
if (imp_sth->datafmt[i].maxlength < 0) {
/* Note that this is still going to try to allocate a really large buffer, so this won't really solve
the issue of how any varchar(max) columns are retrieved.
For text/image data this is normally handled via the TEXTLIMIT option which caps the size of any
retrieved data to something reasonable that the client app/program can be expected to handle.
*/
imp_sth->datafmt[i].maxlength = INT_MAX;
}
imp_sth->datafmt[i].format = CS_FMT_UNUSED;
New(902, imp_sth->coldata[i].value.c, imp_sth->datafmt[i].maxlength, char);
imp_sth->coldata[i].type = CS_CHAR_TYPE;
imp_sth->datafmt[i].datatype = CS_CHAR_TYPE;
retcode = ct_bind(imp_sth->cmd, (i + 1), &imp_sth->datafmt[i], imp_sth->coldata[i].value.c,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
/* Now that we've accomplished the CHAR actions, set the type back
to BINARY if appropriate, so the useBin0x actions work later. */
if(imp_sth->coldata[i].realType == CS_BINARY_TYPE || imp_sth->coldata[i].realType == CS_VARBINARY_TYPE) {
imp_sth->coldata[i].type = imp_sth->datafmt[i].datatype = imp_sth->coldata[i].realType;
}
break;
}
/* check the return code of the call to ct_bind in the
switch above: */
if(retcode != CS_SUCCEED) {
warn("ct_bind() failed");
cleanUp(imp_dbh, imp_sth);
break;
}
if(DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " describe() -> col %d, type %d, realtype %d\n", i,
imp_sth->coldata[i].type, imp_sth->coldata[i].realType);
}
}
GoodBye:;
if(retcode == CS_SUCCEED) {
imp_sth->done_desc = 1;
} else {
// If we haven't been able to describe this result set correctly, then we won't be able to fetch it
// So we probably need to cancel the request:
if(DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " describe() retcode is NOT CS_SUCCEED - canceling the request.\n");
}
// disable flushFinish if it is set:
int flushFinish = imp_dbh->flushFinish;
imp_dbh->flushFinish = 0;
syb_st_finish(sth, imp_sth);
imp_dbh->flushFinish = flushFinish;
}
return retcode == CS_SUCCEED;
}
static void clear_sth_flags(SV *sth, imp_sth_t *imp_sth) {
D_imp_dbh_from_sth;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" clear_sth_flags() -> resetting ACTIVE, moreResults, dyn_execed, exec_done\n");
}
imp_sth->moreResults = 0;
imp_sth->dyn_execed = 0;
imp_sth->exec_done = 0;
if (!imp_sth->connection) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" clear_sth_flags() -> reset inUse flag\n");
}
imp_dbh->inUse = 0;
}
}
static int st_next_result(SV *sth, imp_sth_t *imp_sth) {
dTHX;
D_imp_dbh_from_sth;
CS_COMMAND *cmd = imp_sth->cmd;
CS_INT restype;
CS_RETCODE retcode;
int failFlag = 0;
imp_sth->numRows = -1;
while ((retcode = ct_results(cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" st_next_result() -> ct_results(%d) == %d\n", restype,
retcode);
}
if (restype == CS_CMD_FAIL) {
failFlag = 1;
}
if ((restype == CS_CMD_DONE || restype == CS_CMD_SUCCEED) && !failFlag) {
ct_res_info(cmd, CS_ROW_COUNT, &imp_sth->numRows, CS_UNUSED, NULL);
}
switch (restype) {
case CS_ROW_RESULT:
case CS_PARAM_RESULT:
case CS_STATUS_RESULT:
case CS_CURSOR_RESULT:
case CS_COMPUTE_RESULT:
if (imp_sth->done_desc) {
cleanUp(imp_dbh, imp_sth);
clear_cache(sth, imp_sth);
}
retcode = describe(sth, imp_sth, restype);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
"describe() retcode = %d\n", retcode);
}
if (restype == CS_STATUS_RESULT && (imp_sth->doProcStatus
|| (imp_sth->dyn_execed && imp_sth->type == 0))) {
CS_INT rows_read;
retcode = ct_fetch(cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED,
&rows_read);
if (retcode == CS_SUCCEED) {
imp_sth->lastProcStatus = imp_sth->coldata[0].value.i;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
"describe() proc status code = %d\n",
imp_sth->lastProcStatus);
}
if (imp_sth->lastProcStatus != 0) {
failFlag = 2;
}
} else {
croak("ct_fetch() for proc status failed!");
}
while ((retcode = ct_fetch(cmd, CS_UNUSED, CS_UNUSED,
CS_UNUSED, &rows_read))) {
if (retcode == CS_END_DATA || retcode == CS_FAIL) {
break;
}
}
} else {
goto Done;
}
/* exit from the ct_results() loop here if we
are *NOT* in doProcStatus mode, and this is
*NOT* a status result set */
}
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
"ct_results(%d) final retcode = %d\n", restype, retcode);
}
Done:
/* The lasterr/lastsev is a hack to work around Sybase OpenClient, which
does NOT return CS_CMD_FAIL for constraint errors when
inserting/updating data using ?-style placeholders. */
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" st_next_result() -> lasterr = %d, lastsev = %d\n",
imp_dbh->lasterr, imp_dbh->lastsev);
}
/* Only force a failure if there are no rows to be fetched (ie on a
normal insert/update/delete operation */
if (!failFlag && imp_dbh->lasterr != 0 && imp_dbh->lastsev > 10) {
if (imp_dbh->alwaysForceFailure || (restype != CS_STATUS_RESULT
&& restype != CS_ROW_RESULT && restype != CS_PARAM_RESULT
&& restype != CS_CURSOR_RESULT && restype != CS_COMPUTE_RESULT)) {
failFlag = 3;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" st_next_result() -> restype is not data result or syb_cancel_request_on_error is TRUE, force failFlag\n");
}
} else {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" st_next_result() -> restype is data result, do NOT force failFlag\n");
}
}
}
/* Cancel the whole thing if we force a failure */
/* Blaise Lepeuple, 9/26/02 */
/* Only do the flush if the failure was forced rather than "normal".
In the normal case the connection is in a stable/idle state */
/* XXX */
if (failFlag && (restype != CS_CMD_DONE && restype != CS_CMD_FAIL)
&& retcode != CS_FAIL) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" st_next_result() -> failFlag set - clear request\n");
}
syb_st_finish(sth, imp_sth);
}
/* FreeTDS added a result code CS_END_RESULTS */
/* Do the right thing with it Frederick Staats, 6/26/03 */
if (retcode == CS_END_RESULTS) {
restype = CS_CMD_DONE;
}
if (failFlag || retcode == CS_FAIL || retcode == CS_CANCELED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" st_next_result() -> force CS_CMD_FAIL return\n");
}
restype = CS_CMD_FAIL;
}
imp_sth->lastResType = restype;
/* clear the handle here - to be sure to always have a consistent
handle view after command completion. */
if (restype == CS_CMD_DONE || restype == CS_CMD_FAIL) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" st_next_result() -> got %s: resetting ACTIVE, moreResults, dyn_execed, exec_done\n",
restype == CS_CMD_DONE ? "CS_CMD_DONE" : "CS_CMD_FAIL");
}
clear_sth_flags(sth, imp_sth);
DBIc_ACTIVE_off(imp_sth);
} else {
DBIc_ACTIVE_on(imp_sth);
}
return restype;
}
static int _convert(void *ptr, char *str, CS_LOCALE *locale,
CS_DATAFMT *datafmt, CS_INT *len) {
dTHX;
CS_DATAFMT srcfmt;
CS_INT retcode;
CS_INT reslen;
memset(&srcfmt, 0, sizeof(srcfmt));
srcfmt.datatype = CS_CHAR_TYPE;
srcfmt.maxlength = strlen(str);
srcfmt.format = CS_FMT_NULLTERM;
srcfmt.locale = locale;
retcode = cs_convert(context, &srcfmt, str, datafmt, ptr, &reslen);
/* FIXME - DBIS slow in threaded mode */
if (DBIS->debug >= 3 && retcode != CS_SUCCEED || reslen == CS_UNUSED) {
PerlIO_printf(DBILOGFP, "cs_convert failed (_convert(%s, %d))", str,
datafmt->datatype);
}
if (len) {
*len = reslen;
}
return retcode;
}
static CS_RETCODE get_cs_msg(CS_CONTEXT *context, char *msg, SV *sth, imp_sth_t *imp_sth) {
dTHX;
CS_CLIENTMSG errmsg;
CS_INT lastmsg = 0;
CS_RETCODE ret;
memset((void*) &errmsg, 0, sizeof(CS_CLIENTMSG));
ret = cs_diag(context, CS_STATUS, CS_CLIENTMSG_TYPE, CS_UNUSED, &lastmsg);
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
"get_cs_msg -> cs_diag(CS_STATUS): lastmsg = %d (ret = %d)\n",
lastmsg, ret);
}
if (ret != CS_SUCCEED) {
warn("cs_diag(CS_STATUS) failed");
return ret;
}
ret = cs_diag(context, CS_GET, CS_CLIENTMSG_TYPE, lastmsg, &errmsg);
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
"get_cs_msg -> cs_diag(CS_GET) ret = %d, errmsg=%s\n", ret, errmsg.msgstring);
}
if (ret != CS_SUCCEED) {
warn("cs_diag(CS_GET) failed");
return ret;
}
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t *)imp_sth, NULL, CS_NUMBER(errmsg.msgnumber),
errmsg.msgstring, NULL, NULL);
if (cslib_cb) {
dSP;
int retval, count;
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newSViv(CS_LAYER(errmsg.msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_ORIGIN(errmsg.msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_SEVERITY(errmsg.msgnumber))));
XPUSHs(sv_2mortal(newSViv(CS_NUMBER(errmsg.msgnumber))));
XPUSHs(sv_2mortal(newSVpv(errmsg.msgstring, 0)));
if (errmsg.osstringlen > 0) {
XPUSHs(sv_2mortal(newSVpv(errmsg.osstring, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
if (msg) {
XPUSHs(sv_2mortal(newSVpv(msg, 0)));
} else {
XPUSHs(&PL_sv_undef);
}
PUTBACK;
if ((count = perl_call_sv(cslib_cb, G_SCALAR)) != 1) {
croak("A cslib handler cannot return a LIST");
}
SPAGAIN;
retval = POPi;
PUTBACK;
FREETMPS;
LEAVE;
return retval == 1 ? CS_SUCCEED : CS_FAIL;
}
#if 0
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "\nCS Library Message:\n");
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "Message number: LAYER = (%ld) ORIGIN = (%ld) ",
CS_LAYER(errmsg.msgnumber), CS_ORIGIN(errmsg.msgnumber));
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "SEVERITY = (%ld) NUMBER = (%ld)\n",
CS_SEVERITY(errmsg.msgnumber), CS_NUMBER(errmsg.msgnumber));
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "Message String: %s\n", errmsg.msgstring);
if(msg)
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "User Message: %s\n", msg);
/*fflush(stderr);*/
#endif
return CS_FAIL;
}
/* Allocate a buffer of the appropriate size for "datatype". Only
works for fixed-size datatypes */
static void * alloc_datatype(CS_INT datatype, int *len) {
void *ptr;
int bytes;
switch (datatype) {
case CS_TINYINT_TYPE:
bytes = sizeof(CS_TINYINT);
break;
case CS_SMALLINT_TYPE:
bytes = sizeof(CS_SMALLINT);
break;
case CS_INT_TYPE:
bytes = sizeof(CS_INT);
break;
case CS_REAL_TYPE:
bytes = sizeof(CS_REAL);
break;
case CS_FLOAT_TYPE:
bytes = sizeof(CS_FLOAT);
break;
case CS_BIT_TYPE:
bytes = sizeof(CS_BIT);
break;
case CS_DATETIME_TYPE:
bytes = sizeof(CS_DATETIME);
break;
case CS_DATETIME4_TYPE:
bytes = sizeof(CS_DATETIME4);
break;
case CS_MONEY_TYPE:
bytes = sizeof(CS_MONEY);
break;
case CS_MONEY4_TYPE:
bytes = sizeof(CS_MONEY4);
break;
case CS_NUMERIC_TYPE:
bytes = sizeof(CS_NUMERIC);
break;
case CS_DECIMAL_TYPE:
bytes = sizeof(CS_DECIMAL);
break;
case CS_LONG_TYPE:
bytes = sizeof(CS_LONG);
break;
#if 0
case CS_SENSITIVITY_TYPE: bytes = sizeof(CS_SENSITIVITY); break;
case CS_BOUNDARY_TYPE: bytes = sizeof(CS_BOUNDARY); break;
#endif
case CS_USHORT_TYPE:
bytes = sizeof(CS_USHORT);
break;
#if defined(CS_DATE_TYPE)
case CS_DATE_TYPE:
bytes = sizeof(CS_DATE);
break;
case CS_TIME_TYPE:
bytes = sizeof(CS_TIME);
break;
#endif
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
bytes = sizeof(CS_BIGINT);
break;
case CS_USMALLINT_TYPE:
bytes = sizeof(CS_USMALLINT);
break;
case CS_UINT_TYPE:
bytes = sizeof(CS_UINT);
break;
case CS_UBIGINT_TYPE:
bytes = sizeof(CS_UBIGINT);
break;
#endif
#if defined(CS_BIGDATETIME_TYPE)
case CS_BIGDATETIME_TYPE:
bytes = sizeof(CS_BIGDATETIME);
break;
case CS_BIGTIME_TYPE:
bytes = sizeof(CS_BIGTIME);
break;
#endif
default:
warn("alloc_datatype: unkown type: %d", datatype);
return NULL;
}
Newz(902, ptr, bytes, char);
*len = bytes;
return ptr;
}
#if defined(NO_BLK)
static int syb_blk_execute(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth, SV *sth)
{
return -1;
}
#else
static int syb_blk_execute(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth, SV *sth) {
dTHX;
int i;
char name[32];
void *ptr;
CS_CONNECTION *con = imp_sth->connection ? imp_sth->connection
: imp_dbh->connection;
STRLEN slen;
CS_INT vlen;
SV **svp;
phs_t *phs;
CS_RETCODE ret;
#if !defined(USE_CSLIB_CB)
if (cs_diag(context, CS_CLEAR, CS_CLIENTMSG_TYPE, CS_UNUSED, NULL)
!= CS_SUCCEED) {
warn("cs_diag(CS_CLEAR) failed");
}
#endif
for (i = 0; i < imp_sth->numCols; ++i) {
sprintf(name, ":p%d", i + 1);
svp = hv_fetch(imp_sth->all_params_hv, name, strlen(name), 0);
phs = ((phs_t*) (void*) SvPVX(*svp));
phs->datafmt.format = CS_FMT_UNUSED;
phs->datafmt.count = 1;
if (!phs->sv || !SvOK(phs->sv) || phs->sv == &PL_sv_undef) {
imp_sth->coldata[i].indicator = 0;
ptr = "";
imp_sth->coldata[i].valuelen = 0;
if (!imp_sth->bcpIdentityFlag && imp_sth->bcpIdentityCol == i + 1) {
continue;
}
} else {
imp_sth->coldata[i].ptr = SvPV(phs->sv, slen);
imp_sth->coldata[i].indicator = 0;
switch (phs->datafmt.datatype) {
#if 0
case CS_NUMERIC_TYPE:
case CS_DECIMAL_TYPE:
if(_convert(&imp_sth->coldata[i].value.num,
imp_sth->coldata[i].ptr, LOCALE(imp_dbh),
&phs->datafmt, &vlen) != CS_SUCCEED) {
/* If the error handler returns CS_FAIL, then FAIL this
row! */
#if !defined(USE_CSLIB_CB)
if(get_cs_msg(context, con) != CS_SUCCEED)
goto FAIL;
#else
warn("BLK _convert(CS_NUMERIC, %s) failed - see cslib error.", imp_sth->coldata[i].ptr);
#endif
}
imp_sth->coldata[i].valuelen = (vlen != CS_UNUSED ? vlen : sizeof(imp_sth->coldata[i].value.num));
ptr = &imp_sth->coldata[i].value.num;
break;
#endif
case CS_BINARY_TYPE:
case CS_LONGBINARY_TYPE:
case CS_LONGCHAR_TYPE:
case CS_TEXT_TYPE:
case CS_IMAGE_TYPE:
case CS_CHAR_TYPE:
/* For these types send data "as is" */
ptr = imp_sth->coldata[i].ptr;
imp_sth->coldata[i].valuelen = slen;
break;
#if defined(CS_UNICHAR_TYPE)
case CS_UNICHAR_TYPE:
/* For these types send data "as is" */
ptr = imp_sth->coldata[i].ptr;
imp_sth->coldata[i].valuelen = slen * 2;
break;
#endif
default:
/* for all others, call cs_convert() before sending */
if (!imp_sth->coldata[i].v_alloc) {
imp_sth->coldata[i].value.p
= alloc_datatype(phs->datafmt.datatype,
&imp_sth->coldata[i].v_alloc);
}
if (_convert(imp_sth->coldata[i].value.p,
imp_sth->coldata[i].ptr, LOCALE(imp_dbh),
&phs->datafmt, &vlen) != CS_SUCCEED) {
char msg[255];
/* If the error handler returns CS_FAIL, then FAIL this
row! */
#if !defined(USE_CSLIB_CB)
sprintf(msg,
"cs_convert failed: column %d: (_convert(%s, %d))",
i + 1, (char *) imp_sth->coldata[i].ptr,
phs->datafmt.datatype);
ret = get_cs_msg(context, msg, sth, imp_sth);
if (ret == CS_FAIL) {
goto FAIL;
}
#else
warn("cs_convert failed: column %d: (_convert(%s, %d))",
i + 1, imp_sth->coldata[i].ptr, phs->datafmt.datatype);
ret = CS_FAIL;
goto FAIL;
#endif
}
imp_sth->coldata[i].valuelen = (vlen != CS_UNUSED ? vlen
: imp_sth->coldata[i].v_alloc);
ptr = imp_sth->coldata[i].value.p;
break;
}
}
ret = blk_bind(imp_sth->bcp_desc, i + 1, &phs->datafmt, ptr,
&imp_sth->coldata[i].valuelen, &imp_sth->coldata[i].indicator);
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
"blk_bind %d -> '%s' (ret = %d)\n", i + 1,
(char *)imp_sth->coldata[i].ptr, ret);
}
if (ret != CS_SUCCEED) {
goto FAIL;
}
}
ret = blk_rowxfer(imp_sth->bcp_desc);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "blk_rowxfer() -> %d\n", ret);
}
if (ret == CS_SUCCEED) {
imp_sth->bcpRows++;
}
FAIL: ;
return (ret == CS_SUCCEED ? -1 : -2);
}
#endif
static int cmd_execute(SV *sth, imp_sth_t *imp_sth) {
D_imp_dbh_from_sth;
if (imp_sth->statement == NULL) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> can't execute a command with a NULL statement string.\n");
}
syb_set_error(imp_dbh, -1, "execute() called with an invalid SQL string.");
return -2;
}
if (!imp_sth->dyn_execed) {
if (!imp_sth->cmd) {
/* only allocate a CS_COMMAND struct if there isn't one already
bug# 461 */
imp_sth->cmd = syb_alloc_cmd(imp_dbh,
imp_sth->connection ? imp_sth->connection
: imp_dbh->connection, 1);
}
if (ct_command(imp_sth->cmd, CS_LANG_CMD, imp_sth->statement,
CS_NULLTERM, CS_UNUSED) != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> ct_command() failed (cmd=%x, statement=%s, imp_sth=%x)\n",
imp_sth->cmd, imp_sth->statement, imp_sth);
}
return -2;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> ct_command() OK\n");
}
}
if (ct_send(imp_sth->cmd) != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> ct_send() failed\n");
}
return -2;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> ct_send() OK\n");
}
imp_sth->exec_done = 1;
if (!imp_sth->connection) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" cmd_execute() -> set inUse flag\n");
}
imp_dbh->inUse = 1;
}
return 0;
}
int syb_st_execute(SV *sth, imp_sth_t *imp_sth) {
dTHX;
D_imp_dbh_from_sth;
int restype;
#if 0
/* XXX */
if(DBIc_ACTIVE_KIDS(DBIc_PARENT_COM(imp_sth))) {
/* Need to detect a possible simultaneous call here and
either inhibit it, or open a new connection */
}
#endif
imp_dbh->lasterr = 0;
imp_dbh->lastsev = 0;
if (imp_sth->type == 2) {
return syb_blk_execute(imp_dbh, imp_sth, sth);
}
if (!imp_sth->exec_done) {
/* bind parameters if there are any */
CS_INT rows;
int i;
SV **phs_svp;
char namebuf[30];
int namelen;
phs_t *phs;
int num_params = (int) DBIc_NUM_PARAMS(imp_sth);
int foundOutput = 0;
boundparams_t *params = 0;
/* malloc the maximum possible size for output parameters */
params = malloc(sizeof(boundparams_t) * num_params );
for (i = 1; i <= num_params; ++i) {
sprintf(namebuf, ":p%d", i);
namelen = strlen(namebuf);
phs_svp = hv_fetch(imp_sth->all_params_hv, namebuf, namelen, 0);
if (phs_svp == NULL) {
croak("Can't bind unknown placeholder '%s'", namebuf);
}
phs = (phs_t*) SvPVX(*phs_svp); /* placeholder struct */
/* if the parameter is an output and it is bound as an inout,
* store the pointer, so we can use it for ct_bind */
if ( phs->is_inout && phs->is_boundinout ) {
params[foundOutput].phs = phs;
foundOutput++;
}
if (!_dbd_rebind_ph(sth, imp_sth, phs, 0)) {
free(params);
return -2;
}
}
if (cmd_execute(sth, imp_sth) != 0) {
free(params);
return -2;
}
/* if we have output parameters, fetch the result */
if( foundOutput > 0 ) {
while (ct_results(imp_sth->cmd, &restype) == CS_SUCCEED && restype != CS_CMD_DONE) {
if (restype == CS_CMD_FAIL) {
free(params);
return -2;
}
/* ignore restype == CS_STATUS_RESULT */
if (restype == CS_PARAM_RESULT) {
/* Since we have a parameter result, bind all the output parameters */
for (i = 0; i < foundOutput; i++) {
CS_DATAFMT datafmt;
phs = params[i].phs;
/* find the maxlenght through ct_describe */
if( ct_describe(imp_sth->cmd, i+1, &datafmt) != CS_SUCCEED) {
croak("ct_describe() failed");
}
phs->datafmt.maxlength = datafmt.maxlength;
/* Force to string with SvPOK_only (maybe use SvPV_force ). */
SvPOK_only(phs->sv);
/* grow the output SV to the max length fetch will return */
SvGROW(phs->sv, phs->datafmt.maxlength );
/* bind the SV through pointer to the physical string in the SV,
* store the returned length in the params array for adjustment after fetch */
if( ct_bind(imp_sth->cmd, i+1, &phs->datafmt, SvPVX(phs->sv), ¶ms[i].len, 0) != CS_SUCCEED )
syb_set_error(imp_dbh, -1, "ct_bind() for output param failed!");
}
}
/* fetch all results */
while((ct_fetch(imp_sth->cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED, &rows)) == CS_SUCCEED) {
}
}
/* set the output SV to the correct lenght */
for (i = 0; i < foundOutput; i++) {
SvCUR_set(params[i].phs->sv, params[i].len);
}
}
free(params);
}
restype = st_next_result(sth, imp_sth);
if (restype == CS_CMD_FAIL) {
return -2;
}
return imp_sth->numRows;
}
int syb_st_cancel(SV *sth, imp_sth_t *imp_sth) {
D_imp_dbh_from_sth;
CS_CONNECTION *connection = imp_sth->connection ? imp_sth->connection
: imp_dbh->connection;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_cancel() -> ct_cancel(CS_CANCEL_ATTN)\n");
}
if (ct_cancel(connection, NULL, CS_CANCEL_ATTN) == CS_FAIL) {
ct_close(connection, CS_FORCE_CLOSE);
imp_dbh->isDead = 1;
}
return 1;
}
static int fix_fbav(imp_sth_t *imp_sth, int num_fields, AV *av) {
#if 0
int clear_cache = 0;
int i;
D_imp_dbh_from_sth;
if(DBIc_DBISTATE(imp_dbh)->debug >= 3)
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " fix_fbav() -> num_fields = %d, numCols = %d\n", num_fields, imp_sth->numCols);
/* XXX
The code in the if() below is likely to break with new versions
of DBI!!! */
if(num_fields < imp_sth->numCols) {
int isReadonly = SvREADONLY(av);
++clear_cache;
if(isReadonly)
SvREADONLY_off(av); /* DBI sets this readonly */
i = imp_sth->numCols - 1;
while(i >= num_fields)
av_store(av, i--, newSV(0));
num_fields = AvFILL(av)+1;
if(isReadonly)
SvREADONLY_on(av); /* protect against shift @$row etc */
} else if(num_fields> imp_sth->numCols) {
int isReadonly = SvREADONLY(av);
if(isReadonly)
SvREADONLY_off(av); /* DBI sets this readonly */
av_fill(av, imp_sth->numCols - 1);
num_fields = AvFILL(av)+1;
if(isReadonly)
SvREADONLY_on(av); /* protect against shift @$row etc */
++clear_cache;
}
return clear_cache;
#else
return 1;
#endif
}
static void clear_cache(SV *sth, imp_sth_t *imp_sth) {
dTHX;
/* Code from DBI::DBD */
/* Clear cached statement handle attributes, if necessary */
hv_delete((HV*) SvRV(sth), "NAME", 4, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NAME_lc", 7, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NAME_uc", 7, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NAME_hash", 9, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NAME_hash_lc", 12, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NAME_hash_uc", 12, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NULLABLE", 8, G_DISCARD);
hv_delete((HV*) SvRV(sth), "NUM_OF_FIELDS", 13, G_DISCARD);
hv_delete((HV*) SvRV(sth), "PRECISION", 9, G_DISCARD);
hv_delete((HV*) SvRV(sth), "SCALE", 5, G_DISCARD);
hv_delete((HV*) SvRV(sth), "TYPE", 4, G_DISCARD);
}
AV * syb_st_fetch(SV *sth, imp_sth_t *imp_sth) {
dTHX;
D_imp_dbh_from_sth;
CS_COMMAND *cmd = imp_sth->cmd;
CS_INT num_fields;
int ChopBlanks;
int i;
AV *av;
CS_RETCODE retcode;
CS_INT rows_read, restype;
int len;
/* Check that execute() was executed sucessfully. This also implies */
/* that describe() executed sucessfuly so the memory buffers */
/* are allocated and bound. */
if (!DBIc_is(imp_sth, DBIcf_ACTIVE) || !imp_sth->exec_done) {
return Nullav;
}
/*
** Find out how many columns there are in this result set.
*/
retcode = ct_res_info(cmd, CS_NUMDATA, &num_fields, CS_UNUSED, NULL);
if (retcode != CS_SUCCEED) {
croak(" syb_st_fetch(): ct_res_info() failed");
}
ChopBlanks = DBIc_has(imp_sth, DBIcf_ChopBlanks);
TryAgain: retcode = ct_fetch(cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED,
&rows_read);
av = DBIc_DBISTATE(imp_dbh)->get_fbav(imp_sth);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_fetch() -> ct_fetch() = %d (%d rows, %d cols)\n",
retcode, rows_read, num_fields);
}
switch (retcode) {
case CS_ROW_FAIL:
/* if LongTruncOK is off, then discard this row */
if (!DBIc_is(imp_sth, DBIcf_LongTruncOk))
goto TryAgain;
case CS_SUCCEED:
for (i = 0; i < num_fields; ++i) {
SV *sv = AvARRAY(av)[i]; /* Note: we (re)use the SV in the AV */
len = 0;
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
/*char *text = neatsvpv(phs->sv,0);*/
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_fetch() -> %d/%d/%d\n", i,
imp_sth->coldata[i].valuelen, imp_sth->coldata[i].type);
}
/* If we're beyond the number of items in this result set
or: the data is null
or: noBindBlob is set and the data type is IMAGE or TEXT
then: set sv to undef */
if (i >= imp_sth->numCols || imp_sth->coldata[i].indicator
== CS_NULLDATA || (imp_sth->noBindBlob
&& (imp_sth->datafmt[i].datatype == CS_TEXT_TYPE
|| imp_sth->datafmt[i].datatype == CS_IMAGE_TYPE))) {
/* NULL data */
(void) SvOK_off(sv);
} else {
#define DATE_BUFF_LEN 50
char buff[DATE_BUFF_LEN]; /* used for date conversions */
switch (imp_sth->coldata[i].type) {
case CS_IMAGE_TYPE:
case CS_TEXT_TYPE:
case CS_CHAR_TYPE:
case CS_LONGCHAR_TYPE:
len = imp_sth->coldata[i].valuelen;
sv_setpvn(sv, imp_sth->coldata[i].value.c, len);
if ((imp_sth->coldata[i].realType == CS_CHAR_TYPE
|| imp_sth->coldata[i].realType == CS_LONGCHAR_TYPE)
&& ChopBlanks) {
char *p = SvEND(sv);
int len = SvCUR(sv);
while (len && *--p == ' ') {
--len;
}
if (len != SvCUR(sv)) {
SvCUR_set(sv, len);
*SvEND(sv) = '\0';
}
}
#if defined(DBD_CAN_HANDLE_UTF8)
if (imp_dbh->enable_utf8
&& (imp_sth->coldata[i].realType == CS_UNICHAR_TYPE
#if defined(CS_UNITEXT_TYPE)
|| imp_sth->coldata[i].realType == CS_UNITEXT_TYPE
#endif
)) {
U8 *value = SvPV_nolen(sv);
STRLEN len = SvCUR(sv);
SvUTF8_off(sv);
if (is_high_bit_set(value, len) && is_utf8_string(value, len)) {
SvUTF8_on(sv);
}
}
#endif
break;
case CS_FLOAT_TYPE:
sv_setnv(sv, imp_sth->coldata[i].value.f);
break;
case CS_INT_TYPE:
sv_setiv(sv, imp_sth->coldata[i].value.i);
break;
#if defined(CS_UINT_TYPE)
case CS_UINT_TYPE:
sv_setnv(sv, imp_sth->coldata[i].value.ui);
break;
#endif
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
sv_setnv(sv, imp_sth->coldata[i].value.bi);
break;
#endif
#if defined(CS_UBIGINT_TYPE)
case CS_UBIGINT_TYPE:
sv_setnv(sv, imp_sth->coldata[i].value.ubi);
break;
#endif
case CS_BINARY_TYPE:
case CS_VARBINARY_TYPE:
if (imp_dbh->useBin0x) {
/* Add 0x to the front */
sv_setpv(sv, "0x");
} else {
/* stick in empty string so the concat works */
sv_setpv(sv, "");
}
len = imp_sth->coldata[i].valuelen;
sv_catpvn(sv, imp_sth->coldata[i].value.c, len);
break;
case CS_DATETIME_TYPE:
#if defined(CS_BIGDATETIME_TYPE)
case CS_BIGDATETIME_TYPE:
#endif
len = datetime2str(&imp_sth->coldata[i],
&imp_sth->datafmt[i], buff, DATE_BUFF_LEN,
imp_dbh->dateFmt, LOCALE(imp_dbh));
sv_setpvn(sv, buff, len);
break;
#if defined(CS_DATE_TYPE)
case CS_DATE_TYPE:
len = date2str(&imp_sth->coldata[i].value.d,
&imp_sth->datafmt[i], buff, DATE_BUFF_LEN,
imp_dbh->dateFmt, LOCALE(imp_dbh));
sv_setpvn(sv, buff, len);
break;
case CS_TIME_TYPE:
#if defined(CS_BIGTIME_TYPE)
case CS_BIGTIME_TYPE:
#endif
len = time2str(&imp_sth->coldata[i],
&imp_sth->datafmt[i], buff, DATE_BUFF_LEN,
imp_dbh->dateFmt, LOCALE(imp_dbh));
sv_setpvn(sv, buff, len);
break;
#endif
default:
croak("syb_st_fetch: unknown datatype: %d, column %d",
imp_sth->datafmt[i].datatype, i + 1);
}
}
}
break;
case CS_FAIL: /* ohmygod */
/* FIXME: Should we call ct_cancel() here, or should we let
the programmer handle it? */
if (ct_cancel(imp_dbh->connection, NULL, CS_CANCEL_ALL) == CS_FAIL) {
ct_close(imp_dbh->connection, CS_FORCE_CLOSE);
imp_dbh->isDead = 1;
}
return Nullav;
break;
case CS_END_DATA: /* we've seen all the data for this result
set. So see if this is the end of the
result sets */
restype = st_next_result(sth, imp_sth);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_fetch() -> st_next_results() == %d\n", restype);
}
if (restype == CS_CMD_DONE || restype == CS_CMD_FAIL) {
return Nullav;
} else {
if (restype == CS_COMPUTE_RESULT) {
/*
A compute result will most likely have a different (smaller) number
of columns
*/
num_fields = imp_sth->numCols;
goto TryAgain;
}
imp_sth->moreResults = 1;
}
return Nullav;
break;
case -4: /*TDS_INVALID_PARAMETER:*/
/* XXX is retcode right here */
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t*)imp_sth, Nullch, retcode, "TDS_INVALID_PARAMETER from ct_fetch", Nullch, Nullch);
return Nullav;
case -6: /* TDS_WRONG_STATE: */
/* XXX is retcode right here */
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t*)imp_sth, Nullch, retcode, "TDS_WRONG_STATE from ct_fetch", Nullch, Nullch);
return Nullav;
case CS_CANCELED:
/* XXX is retcode right here */
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t*)imp_sth, Nullch, retcode, "Canceled", Nullch, Nullch);
return Nullav;
default:
warn("ct_fetch() returned an unexpected retcode %ld", (long) retcode);
/* treat as a failure to avoid risk of an endless loop */
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t*)imp_sth, Nullch, retcode, "Unexpected retcode from ct_fetch", Nullch, Nullch);
return Nullav;
}
if (imp_dbh->row_cb) {
dSP;
int retval, count;
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newRV((SV*) av)));
PUTBACK;
if ((count = perl_call_sv(imp_dbh->row_cb, G_SCALAR)) != 1) {
croak("An error handler can't return a LIST.");
}
SPAGAIN;
retval = POPi;
PUTBACK;
FREETMPS;
LEAVE;
/* If the called sub returns 0 then we don't return the result set
to the caller, so instead try to fetch the next row... */
if (retval == 0) {
goto TryAgain;
}
}
return av;
}
#if defined(DBD_CAN_HANDLE_UTF8)
static int is_high_bit_set(const unsigned char *val, STRLEN size)
{
while (*val && size--) {
if (*val++ & 0x80) return 1;
}
return 0;
}
#endif
#if defined(NO_BLK)
static int sth_blk_finish(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth, SV *sth)
{
return 1;
}
#else
static int sth_blk_finish(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth, SV *sth) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" sth_blk_finish() -> Checking for pending rows\n");
}
/* If there are any pending rows they should be rolled back, based
on the principle that only *explicitly* commited data should be
kept. */
if (imp_sth->bcpRows > 0) {
if (DBIc_WARN(imp_dbh)) {
warn("finish: %d uncommited rows will be rolled back",
imp_sth->bcpRows);
}
syb_blk_done(imp_sth, CS_BLK_CANCEL);
} else if (imp_sth->bcpRows == 0) {
syb_blk_done(imp_sth, CS_BLK_ALL);
}
blkCleanUp(imp_sth, imp_dbh);
/* Reset autocommit for this handle (see syb_blk_init()) */
DBIc_set(imp_dbh, DBIcf_AutoCommit, imp_sth->bcpAutoCommit);
toggle_autocommit(NULL, imp_dbh, imp_sth->bcpAutoCommit);
clear_sth_flags(sth, imp_sth);
imp_dbh->imp_sth = NULL;
return 1;
}
#endif
int syb_st_finish(SV *sth, imp_sth_t *imp_sth) {
dTHX;
D_imp_dbh_from_sth;
CS_CONNECTION *connection;
if (imp_sth->bcp_desc) {
return sth_blk_finish(imp_dbh, imp_sth, sth);
}
connection = imp_sth->connection ? imp_sth->connection
: imp_dbh->connection;
/* The SvOK() test is from Henry Asseily. It is there to
avoid a possible infinite loop in the case where the handle
is active, but has been invalidated by OPenSwitch. */
/* Changed to check imp_dbh->lasterr instead */
/* if (imp_dbh->flushFinish && !(SvTRUE(DBIc_ERR(imp_dbh)))) { */
/* if (imp_dbh->flushFinish && !imp_dbh->lasterr) { */
/* It is believed that the fixes applied to st_next_result() makes the
imp_dbh->lasterr check unnecessary */
if (imp_dbh->flushFinish) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_finish() -> flushing\n");
}
/*
The clear-error below actually causes any existing errors that may have been recorded
to be "forgotten".
In addition, stopping on any error (which could be a simple raiserror call rather than any actual
error) will potentially leave results pending on the connection.
So I have now removed the clear error and the check on any existing issues on the connection.
In my testing this appears to work as expected with no bad side-effects.
*/
//DBIh_CLEAR_ERROR(imp_sth); /* so syb_st_fetch can tell us when something goes wrong */
while (DBIc_ACTIVE(imp_sth) && !imp_dbh->isDead && imp_sth->exec_done /*&& !SvTRUE(DBIc_ERR(imp_sth))*/ ) {
AV *retval;
do {
retval = syb_st_fetch(sth, imp_sth);
} while (retval && retval != Nullav);
}
} else {
if (DBIc_ACTIVE(imp_sth)) {
#if defined(ROGUE)
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " syb_st_finish() -> ct_cancel(CS_CANCEL_CURRENT)\n");
}
if(ct_cancel(NULL, imp_sth->cmd, CS_CANCEL_CURRENT) == CS_FAIL) {
ct_close(connection, CS_FORCE_CLOSE);
imp_dbh->isDead = 1;
}
#else
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_finish() -> ct_cancel(CS_CANCEL_ALL)\n");
}
if (ct_cancel(connection, NULL, CS_CANCEL_ALL) == CS_FAIL) {
ct_close(connection, CS_FORCE_CLOSE);
imp_dbh->isDead = 1;
}
#endif
}
}
clear_sth_flags(sth, imp_sth);
DBIc_ACTIVE_off(imp_sth);
return 1;
}
static void dealloc_dynamic(imp_sth_t *imp_sth) {
dTHX;
CS_RETCODE ret;
CS_INT restype;
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" dealloc_dynamic: ct_dynamic(CS_DEALLOC) for %s\n",
imp_sth->dyn_id);
}
ret = ct_dynamic(imp_sth->cmd, CS_DEALLOC, imp_sth->dyn_id, CS_NULLTERM,
NULL, CS_UNUSED);
if (ret != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(
DBIc_LOGPIO(imp_sth),
" dealloc_dynamic: ct_dynamic(CS_DEALLOC) for %s FAILED\n",
imp_sth->dyn_id);
}
return;
}
ret = ct_send(imp_sth->cmd);
if (ret != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" dealloc_dynamic: ct_send(CS_DEALLOC) for %s FAILED\n",
imp_sth->dyn_id);
}
return;
}
while (ct_results(imp_sth->cmd, &restype) == CS_SUCCEED) {
;
}
if (imp_sth->all_params_hv) {
HV *hv = imp_sth->all_params_hv;
SV *sv;
char *key;
I32 retlen;
hv_iterinit(hv);
while ((sv = hv_iternextsv(hv, &key, &retlen)) != NULL) {
if (sv != &PL_sv_undef) {
phs_t *phs_tpl = (phs_t*) (void*) SvPVX(sv);
sv_free(phs_tpl->sv);
}
}
sv_free((SV*) imp_sth->all_params_hv);
}
if (imp_sth->out_params_av) {
sv_free((SV*) imp_sth->out_params_av);
}
imp_sth->all_params_hv = NULL;
imp_sth->out_params_av = NULL;
}
void syb_st_destroy(SV *sth, imp_sth_t *imp_sth) {
D_imp_dbh_from_sth;
CS_RETCODE ret;
dTHX;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy: called on %x...\n", imp_sth);
}
if (PL_dirty) {
DBIc_IMPSET_off(imp_sth); /* let DBI know we've done it */
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy: dirty set, skipping\n");
}
return;
}
if (DBIc_ACTIVE(imp_dbh)) {
if (!strncmp(imp_sth->dyn_id, "DBD", 3)) {
dealloc_dynamic(imp_sth);
}
}
/* moved from the prepare() call - as we need to have this around
to re-execute non-dynamic statements... */
if (imp_sth->statement != NULL) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy(): freeing imp_sth->statement\n");
}
Safefree(imp_sth->statement);
imp_sth->statement = NULL;
imp_dbh->sql = NULL;
}
cleanUp(imp_dbh, imp_sth);
if (imp_sth->cmd) {
/* Gene Ressler says that this call can fail because we've already
dropped the connection. I'm not sure if this is really a problem
or if it can be ignored. XXX */
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_cmd_drop() -> CS_COMMAND %x\n", imp_sth->cmd);
}
ret = ct_cmd_drop(imp_sth->cmd);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy(): cmd dropped: %d\n", ret);
}
}
/* reset BLK data, if needed */
if (imp_sth->bcp_desc) {
/* XXX Should we call blk_done(CS_BLK_ALL) here??? */
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy(): blkCleanUp()\n");
}
sth_blk_finish(imp_dbh, imp_sth, sth);
}
if (imp_sth->connection) {
ret = ct_close(imp_sth->connection, CS_FORCE_CLOSE);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy(): connection closed: %d\n", ret);
}
ct_con_drop(imp_sth->connection);
} else {
if (DBIc_ACTIVE(imp_sth)) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_st_destroy(): reset inUse flag\n");
}
imp_dbh->inUse = 0;
}
}
DBIc_ACTIVE_off(imp_sth); /* Don't want DBI warning about freeing active handle */
DBIc_IMPSET_off(imp_sth); /* let DBI know we've done it */
}
int syb_st_blob_read(SV *sth, imp_sth_t *imp_sth, int field, long offset,
long len, SV *destrv, long destoffset) {
return 1;
}
int syb_ct_get_data(SV *sth, imp_sth_t *imp_sth, int column, SV *bufrv,
int buflen) {
dTHX;
CS_COMMAND *cmd = imp_sth->cmd;
CS_VOID *buffer;
/* CS_INT buflen = imp_sth->datafmt[column-1].maxlength; */
CS_INT outlen;
CS_RETCODE ret;
SV *bufsv;
if (buflen == 0) {
buflen = imp_sth->datafmt[column - 1].maxlength;
}
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" ct_get_data(%d): buflen = %d\n", column, buflen);
}
/* Fix PR/444: segfault if passed a non-reference SV for buffer */
if (!SvROK(bufrv)) {
warn("ct_get_data: buffer parameter is not a reference!");
return 0;
}
bufsv = SvRV(bufrv);
Newz(902, buffer, buflen, char);
ret = ct_get_data(cmd, column, (CS_VOID*) buffer, buflen, &outlen);
if (outlen) {
sv_setpvn(bufsv, buffer, outlen);
} else {
sv_setsv(bufsv, &PL_sv_undef);
}
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" ct_get_data(%d): got %d bytes (ret = %d)\n", column,
outlen, ret);
}
Safefree(buffer);
return outlen;
}
int syb_ct_prepare_send(SV *sth, imp_sth_t *imp_sth) {
return ct_command(imp_sth->cmd, CS_SEND_DATA_CMD, NULL, CS_UNUSED,
CS_COLUMN_DATA) == CS_SUCCEED;
}
int syb_ct_finish_send(SV *sth, imp_sth_t *imp_sth) {
CS_RETCODE retcode;
CS_INT restype;
D_imp_dbh_from_sth;
retcode = ct_send(imp_sth->cmd);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_send() = %d\n", retcode);
}
if (retcode != CS_SUCCEED) {
return 0;
}
while ((retcode = ct_results(imp_sth->cmd, &restype)) == CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_results(%d) = %d\n", restype,
retcode);
}
if (restype == CS_PARAM_RESULT) {
CS_DATAFMT datafmt;
CS_INT count;
retcode = ct_describe(imp_sth->cmd, 1, &datafmt);
if (retcode != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_describe() failed\n");
}
return 0;
}
datafmt.maxlength = sizeof(imp_dbh->iodesc.timestamp);
datafmt.format = CS_FMT_UNUSED;
if ((retcode = ct_bind(imp_sth->cmd, 1, &datafmt,
(CS_VOID *) imp_dbh->iodesc.timestamp,
&imp_dbh->iodesc.timestamplen, NULL)) != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_bind() failed\n");
}
return 0;
}
retcode = ct_fetch(imp_sth->cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED,
&count);
if (retcode != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_fetch() failed\n");
}
return 0;
}
/* success... so cancel the rest of this result set */
retcode = ct_cancel(NULL, imp_sth->cmd, CS_CANCEL_CURRENT);
if (retcode != CS_SUCCEED) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_finish_send(): ct_fetch() failed\n");
}
return 0;
}
}
}
return 1;
}
int syb_ct_send_data(SV *sth, imp_sth_t *imp_sth, char *buffer, int size) {
dTHX;
D_imp_dbh_from_sth;
if (DBIc_DBISTATE(imp_sth)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" ct_send_data(): sending buffer size %d bytes\n", size);
}
return ct_send_data(imp_sth->cmd, buffer, size) == CS_SUCCEED;
}
int syb_ct_data_info(SV *sth, imp_sth_t *imp_sth, int action, int column,
SV *attr) {
dTHX;
D_imp_dbh_from_sth;
CS_COMMAND *cmd = imp_sth->cmd;
CS_RETCODE ret;
if (action == CS_SET) {
/* we expect the app to maybe modify certain fields of the CS_IODESC
struct. This is done via the attr hash that is passed in here */
if (attr && attr != &PL_sv_undef && SvROK(attr)) {
SV **svp;
svp = hv_fetch((HV*) SvRV(attr), "total_txtlen", 12, 0);
if (svp && SvGMAGICAL(*svp)) { /* eg if from tainted expression */
mg_get(*svp);
}
if (svp && SvIOK(*svp)) {
imp_dbh->iodesc.total_txtlen = SvIV(*svp);
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_data_info(): set total_txtlen to %d\n",
imp_dbh->iodesc.total_txtlen);
}
svp = hv_fetch((HV*) SvRV(attr), "log_on_update", 13, 0);
if (svp && SvGMAGICAL(*svp)) { /* eg if from tainted expression */
mg_get(*svp);
}
if (svp && SvIOK(*svp)) {
imp_dbh->iodesc.log_on_update = SvIV(*svp);
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_data_info(): set log_on_update to %d\n",
imp_dbh->iodesc.log_on_update);
}
}
}
if (action == CS_SET) {
column = CS_UNUSED;
} else {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_data_info(): get IODESC for column %d\n", column);
}
}
ret = ct_data_info(cmd, action, column, &imp_dbh->iodesc);
if (action == CS_GET) {
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_data_info(): ret = %d, total_txtlen = %d, textptr=%x, timestamp=%x, datatype=%d\n", ret, imp_dbh->iodesc.total_txtlen,
imp_dbh->iodesc.textptr, imp_dbh->iodesc.timestamp, imp_dbh->iodesc.datatype);
}
if (imp_dbh->iodesc.textptrlen == 0) {
DBIh_SET_ERR_CHAR(sth, (imp_xxh_t*)imp_sth, Nullch, 0, "ct_data_info(): text pointer is not set or is undefined. The text/image column may be uninitialized in the database for this row.", Nullch, Nullch);
/*warn("ct_data_info(): text pointer is not set or is undefined. The text/image column may be uninitialized in the database for this row.");*/
return 0;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" ct_data_info(): ret = %d, total_txtlen = %d\n", ret,
imp_dbh->iodesc.total_txtlen);
}
} else if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " ct_data_info(): ret = %d\n",
ret);
}
return ret == CS_SUCCEED;
}
/* Borrowed from DBD::ODBC */
typedef struct {
const char *str;
unsigned len :8;
unsigned array :1;
unsigned filler :23;
} T_st_params;
#define s_A(str) { str, sizeof(str)-1 }
static T_st_params S_st_fetch_params[] = { s_A("NUM_OF_PARAMS"), /* 0 */
s_A("NUM_OF_FIELDS"), /* 1 */
s_A("NAME"), /* 2 */
s_A("NULLABLE"), /* 3 */
s_A("TYPE"), /* 4 */
s_A("PRECISION"), /* 5 */
s_A("SCALE"), /* 6 */
s_A("syb_more_results"), /* 7 */
s_A("LENGTH"), /* 8 */
s_A("syb_types"), /* 9 */
s_A("syb_result_type"), /* 10 */
s_A("LongReadLen"), /* 11 */
s_A("syb_proc_status"), /* 12 */
s_A("syb_do_proc_status"), /* 13 */
s_A("syb_no_bind_blob"), /* 14 */
s_A("CursorName"), /* 15 - PR/394 */
s_A(""), /* END */
};
static T_st_params S_st_store_params[] = { s_A("syb_do_proc_status"), /* 0 */
s_A("syb_no_bind_blob"), /* 1 */
s_A(""), /* END */
};
#undef s_A
SV * syb_st_FETCH_attrib(SV *sth, imp_sth_t *imp_sth, SV *keysv) {
dTHX;
STRLEN kl;
char *key = SvPV(keysv, kl);
int i;
SV *retsv = NULL;
T_st_params *par;
for (par = S_st_fetch_params; par->len > 0; par++) {
if (par->len == kl && strEQ(key, par->str)) {
break;
}
}
if (par->len <= 0) {
return Nullsv;
}
/* NUM_OF_PARAMS is handled by DBI, and the answer is available
even if done_desc is not set. Hence we need to handle this here
rather than in the switch() below. Fixes PR 591, patch
supplied by machj@ders.cz */
if (par - S_st_fetch_params == 0) {
return Nullsv; /* handled by DBI */
}
if (!imp_sth->done_desc && (par - S_st_fetch_params) < 10) {
/* Because of the way Sybase returns information on returned values
in a SELECT statement we can't call describe() here. */
/* Changed Nullsv to PL_sv_undef here to fix PR 541. */
return Nullsv;
}
i = DBIc_NUM_FIELDS(imp_sth);
AV *av;
switch (par - S_st_fetch_params) {
case 0: /* NUM_OF_PARAMS */
return Nullsv; /* handled by DBI */
case 1: /* NUM_OF_FIELDS */
retsv = newSViv(i);
break;
case 2: /* NAME */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i, newSVpv(imp_sth->datafmt[i].name, 0));
}
break;
case 3: /* NULLABLE */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i,
(imp_sth->datafmt[i].status & CS_CANBENULL) ? newSViv(1)
: newSViv(0));
}
break;
case 4: /* TYPE */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i, newSViv(map_syb_types(imp_sth->coldata[i].realType)));
}
break;
case 5: /* PRECISION */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i, newSViv(
imp_sth->datafmt[i].precision ? imp_sth->datafmt[i].precision
: imp_sth->coldata[i].realLength));
}
break;
case 6: /* SCALE */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
switch (imp_sth->coldata[i].realType) {
case CS_NUMERIC_TYPE:
case CS_DECIMAL_TYPE:
av_store(av, i, newSViv(imp_sth->datafmt[i].scale));
break;
default:
av_store(av, i, newSVsv(&PL_sv_undef));
}
}
break;
case 7:
retsv = newSViv(imp_sth->moreResults);
break;
case 8:
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i, newSViv(imp_sth->coldata[i].realLength));
}
break;
case 9: /* syb_types: native datatypes */
av = newAV();
retsv = newRV(sv_2mortal((SV*) av));
while (--i >= 0) {
av_store(av, i, newSViv(imp_sth->coldata[i].realType));
}
break;
case 10:
retsv = newSViv(imp_sth->lastResType);
break;
case 11:
retsv = newSViv(DBIc_LongReadLen(imp_sth));
break;
case 12:
retsv = newSViv(imp_sth->lastProcStatus);
break;
case 13:
retsv = newSViv(imp_sth->doProcStatus);
break;
case 14:
retsv = newSViv(imp_sth->noBindBlob);
break;
case 15:
retsv = &PL_sv_undef; /* fix for PR/394 */
break;
default:
return Nullsv;
}
if (retsv == &PL_sv_no || retsv == &PL_sv_yes || retsv == &PL_sv_undef) {
return retsv;
}
return sv_2mortal(retsv);
}
int syb_st_STORE_attrib(SV *sth, imp_sth_t *imp_sth, SV *keysv, SV *valuesv) {
dTHX;
STRLEN kl;
char *key = SvPV(keysv, kl);
T_st_params *par;
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth), " syb_st_STORE(): key = %s\n",
key);
}
for (par = S_st_store_params; par->len > 0; par++) {
if (par->len == kl && strEQ(key, par->str)) {
break;
}
}
if (par->len <= 0) {
return FALSE;
}
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
" syb_st_STORE(): storing %d for key = %s\n",
SvTRUE(valuesv), key);
}
switch (par - S_st_store_params) {
case 0:
if (SvTRUE(valuesv)) {
imp_sth->doProcStatus = 1;
} else {
imp_sth->doProcStatus = 0;
}
return TRUE;
case 1:
if (SvTRUE(valuesv)) {
imp_sth->noBindBlob = 1;
} else {
imp_sth->noBindBlob = 0;
}
return TRUE;
}
return FALSE;
}
static int datetime2str(ColData *colData, CS_DATAFMT *srcfmt, char *buff,
CS_INT len, int type, CS_LOCALE *locale) {
if (type == 0) {
CS_DATAFMT dstfmt;
memset(&dstfmt, 0, sizeof(dstfmt));
dstfmt.datatype = CS_CHAR_TYPE;
dstfmt.maxlength = len;
dstfmt.format = CS_FMT_NULLTERM;
dstfmt.locale = locale;
cs_convert(context, srcfmt, &colData->value.dt, &dstfmt, buff, &len);
return len - 1;
} else {
CS_DATEREC rec;
int datatype;
void *value;
#if defined(CS_BIGDATETIME_TYPE)
if(srcfmt->datatype == CS_BIGDATETIME_TYPE) {
datatype = CS_BIGDATETIME_TYPE;
value = &colData->value.bdt;
} else
#endif
{
datatype = CS_DATETIME_TYPE;
value = &colData->value.dt;
}
cs_dt_crack(context, datatype, value, &rec);
/* Issue 130 - cs_dt_crack on bigdatetime does not set datemsecond - instead if fills
datesecfrack
Issue 136 - datesecprec is not initialized to 0, so the check needs to be done
only if the datatype is a bigdate/bigtime */
#if defined(CS_BIGDATETIME_TYPE)
if (srcfmt->datatype == CS_BIGDATETIME_TYPE && rec.datesecprec > 0) {
rec.datemsecond = rec.datesecfrac / 1000;
}
#endif
if (type == 2) {
sprintf(buff, "%4.4d-%2.2d-%2.2dT%2.2d:%2.2d:%2.2d.%3.3dZ",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
} else {
sprintf(buff, "%4.4d-%2.2d-%2.2d %2.2d:%2.2d:%2.2d.%3.3d",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
}
return strlen(buff);
}
return 0;
}
#if defined(CS_DATE_TYPE)
static int date2str(CS_DATE *d, CS_DATAFMT *srcfmt, char *buff, CS_INT len,
int type, CS_LOCALE *locale) {
if (type == 0) {
CS_DATAFMT dstfmt;
memset(&dstfmt, 0, sizeof(dstfmt));
dstfmt.datatype = CS_CHAR_TYPE;
dstfmt.maxlength = len;
dstfmt.format = CS_FMT_NULLTERM;
dstfmt.locale = locale;
cs_convert(context, srcfmt, d, &dstfmt, buff, &len);
return len - 1;
} else {
CS_DATEREC rec;
cs_dt_crack(context, CS_DATE_TYPE, d, &rec);
if (type == 2) {
sprintf(buff, "%4.4d-%2.2d-%2.2dT%2.2d:%2.2d:%2.2d.%3.3dZ",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
} else {
sprintf(buff, "%4.4d-%2.2d-%2.2d %2.2d:%2.2d:%2.2d.%3.3d",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
}
return strlen(buff);
}
return 0;
}
static int time2str(ColData *colData, CS_DATAFMT *srcfmt, char *buff, CS_INT len,
int type, CS_LOCALE *locale) {
if (type == 0) {
CS_DATAFMT dstfmt;
memset(&dstfmt, 0, sizeof(dstfmt));
dstfmt.datatype = CS_CHAR_TYPE;
dstfmt.maxlength = len;
dstfmt.format = CS_FMT_NULLTERM;
dstfmt.locale = locale;
cs_convert(context, srcfmt, &colData->value.t, &dstfmt, buff, &len);
return len - 1;
} else {
CS_DATEREC rec;
int datatype;
void *value;
#if defined(CS_BIGTIME_TYPE)
if (srcfmt->datatype == CS_BIGTIME_TYPE) {
datatype = CS_BIGTIME_TYPE;
value = &colData->value.bt;
} else
#endif
{
datatype = CS_TIME_TYPE;
value = &colData->value.t;
}
cs_dt_crack(context, datatype, value, &rec);
/* Issue 130 - cs_dt_crack on bigdatetime does not set datemsecond - instead if fills
datesecfrack
Issue 136 - datesecprec is not initialized to 0, so the check needs to be done
only if the datatype is a bigdate/bigtime */
#if defined(CS_BIGTIME_TYPE)
if (srcfmt->datatype == CS_BIGTIME_TYPE && rec.datesecprec > 0) {
rec.datemsecond = rec.datesecfrac / 1000;
}
#endif
if (type == 2) {
sprintf(buff, "%4.4d-%2.2d-%2.2dT%2.2d:%2.2d:%2.2d.%3.3dZ",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
} else {
sprintf(buff, "%4.4d-%2.2d-%2.2d %2.2d:%2.2d:%2.2d.%3.3d",
rec.dateyear, rec.datemonth + 1, rec.datedmonth,
rec.datehour, rec.dateminute, rec.datesecond,
rec.datemsecond);
}
return strlen(buff);
}
return 0;
}
#endif
static int to_numeric(char *str, SV *sth, imp_sth_t *imp_sth, CS_DATAFMT *datafmt,
int type, CS_NUMERIC *mn) {
//CS_NUMERIC mn;
D_imp_dbh_from_sth;
CS_DATAFMT srcfmt;
CS_INT reslen;
char *p;
memset(mn, 0, sizeof(*mn));
if (!str || !*str) {
str = "0";
}
memset(&srcfmt, 0, sizeof(srcfmt));
srcfmt.datatype = CS_CHAR_TYPE;
srcfmt.format = CS_FMT_NULLTERM;
srcfmt.locale = LOCALE(imp_dbh);
/* According to https://github.com/mpeppler/DBD-Sybase/issues/31 we need to set the
datafmt.maxlength value to 35. This is not needed with Sybase client libs, but
with freetds and with MS-SQL servers.
*/
datafmt->maxlength = 35;
if (type) { /* RPC call */
if ((p = strchr(str, '.'))) {
datafmt->scale = strlen(p + 1);
} else {
datafmt->scale = 0;
}
datafmt->precision = strlen(str);
} else { /* dynamic SQL */
/* If the number of digits after the . is larger than
the 'scale' value in datafmt, then we need to adjust it. Otherwise
the conversion fails */
if ((p = strchr(str, '.'))) {
int len = strlen(++p);
if (len > datafmt->scale) {
if (p[datafmt->scale] < '5') {
p[datafmt->scale] = 0;
} else {
p[datafmt->scale] = 0;
len = strlen(str);
while (len--) {
if (str[len] == '.') {
continue;
}
if (str[len] < '9') {
str[len]++;
break;
}
str[len] = '0';
if (len == 0) {
char buf[64];
buf[0] = '1';
buf[1] = 0;
strcat(buf, str);
strcpy(str, buf);
break;
}
}
}
}
}
}
// ensure that the max length value for the source is adjusted to any changes that may have been
// done above. This is needed because FreeTDS is very picky and doesn't honor the CS_FMT_NULLTERM
// setting correctly in this situation.
srcfmt.maxlength = strlen(str);
if ((cs_convert(context, &srcfmt, str, datafmt, mn, &reslen) != CS_SUCCEED) || (reslen == CS_UNUSED)) {
char msg[64];
sprintf(msg, "cs_convert failed: to_numeric(%s)\n", str);
get_cs_msg(context, msg, sth, imp_sth);
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " cs_convert failed (to_numeric(%s), type=%d, scale=%d, precision=%d, maxlen=%d)\n",
str, datafmt->datatype, datafmt->scale, datafmt->precision, datafmt->maxlength);
//warn("cs_convert failed (to_numeric(%s))", str);
}
return 0;
}
return 1;
}
static CS_MONEY to_money(char *str, CS_LOCALE *locale) {
CS_MONEY mn;
CS_DATAFMT srcfmt, destfmt;
CS_INT reslen;
memset(&mn, 0, sizeof(mn));
if (!str) {
return mn;
}
memset(&srcfmt, 0, sizeof(srcfmt));
srcfmt.datatype = CS_CHAR_TYPE;
srcfmt.maxlength = strlen(str);
srcfmt.format = CS_FMT_NULLTERM;
srcfmt.locale = locale;
memset(&destfmt, 0, sizeof(destfmt));
destfmt.datatype = CS_MONEY_TYPE;
destfmt.locale = locale;
destfmt.maxlength = sizeof(CS_MONEY);
destfmt.format = CS_FMT_UNUSED;
if (cs_convert(context, &srcfmt, str, &destfmt, &mn, &reslen) != CS_SUCCEED) {
warn("cs_convert failed (to_money(%s))", str);
}
if (reslen == CS_UNUSED) {
warn("conversion failed: to_money(%s)", str);
}
return mn;
}
static CS_BINARY * to_binary(char *str, STRLEN *outlen) {
CS_BINARY *b, *b_ptr;
char s[3], *strtol_end;
STRLEN i, b_len;
long int x;
/* Advance past the 0x. We could use the value of syb_use_bin_0x
to infer whether to advance or not, but it's just as easy to
explicitly check. */
if (str[0] == '0' && str[1] == 'x') {
str += 2;
}
/* The length of 'str' _should_ be even, but we go thru some acrobatics
to handle an odd length. We won't flag it as invalid, just pretend
it's okay. */
b_len = (strlen(str) + 1) / 2;
b = (CS_BINARY *) safemalloc(b_len);
memset(b, 0, b_len);
memset(&s, '\0', 3);
/* Pack the characters */
b_ptr = b;
for (i = 0; i < b_len; i++, str += 2) {
strncpy(s, str, 2);
x = strtol(s, &strtol_end, 16);
if (*strtol_end != '\0') {
warn("conversion failed: invalid char '%c'", *strtol_end);
break;
}
*b_ptr++ = x;
}
*outlen = b_len;
return b;
}
static int _dbd_rebind_ph(SV *sth, imp_sth_t *imp_sth, phs_t *phs, int maxlen) {
dTHX;
D_imp_dbh_from_sth;
CS_RETCODE rc;
STRLEN value_len;
int i_value;
double d_value;
void *value;
CS_NUMERIC n_value;
CS_MONEY m_value;
#if defined(CS_BIGINT_TYPE)
CS_BIGINT bi_value;
CS_UINT ui_value;
#endif
CS_INT datatype;
int free_value = 0;
/* determine the value, and length that we wish to pass to ct_param() */
datatype = phs->datafmt.datatype;
if (DBIc_DBISTATE(imp_dbh)->debug >= 3) {
char *text = neatsvpv(phs->sv, 0);
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " bind %s (%s) <== %s (",
phs->name, phs->varname, text);
if (SvOK(phs->sv)) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "size %ld/%ld/%ld, ",
(long) SvCUR(phs->sv), (long) SvLEN(phs->sv), phs->maxlen);
} else {
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "NULL, ");
}
PerlIO_printf(DBIc_LOGPIO(imp_dbh), "ptype %d, otype %d, datatype %d)\n",
(int) SvTYPE(phs->sv), phs->ftype, datatype);
}
/* phs->sv is copy of real variable, upgrade to at least string */
(void) SvUPGRADE(phs->sv, SVt_PV);
/* At this point phs->sv must be at least a PV with a valid buffer, */
/* even if it's undef (null) */
/* Here we set phs->sv_buf, and value_len. */
if (SvOK(phs->sv)) {
phs->sv_buf = SvPV(phs->sv, value_len);
switch (phs->datafmt.datatype) {
case CS_INT_TYPE:
case CS_SMALLINT_TYPE:
case CS_TINYINT_TYPE:
case CS_BIT_TYPE:
phs->datafmt.datatype = CS_INT_TYPE;
i_value = atoi(phs->sv_buf);
value = &i_value;
value_len = 4;
break;
#if defined(CS_UINT_TYPE)
case CS_UINT_TYPE:
case CS_USMALLINT_TYPE:
phs->datafmt.datatype = CS_UINT_TYPE;
ui_value = atoi(phs->sv_buf);
value = &ui_value;
value_len = 4;
break;
#endif
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
// A CS_BIGINT is defined as long long, or _int64_t or various other typedefs
// depending on the platform - so taking a guess here that atoll() will work!
phs->datafmt.datatype = CS_BIGINT_TYPE;
bi_value = atoll(phs->sv_buf);
value = &bi_value;
value_len = 8;
break;
#endif
case CS_NUMERIC_TYPE:
case CS_DECIMAL_TYPE:
rc = to_numeric(phs->sv_buf, sth, imp_sth, &phs->datafmt,
imp_sth->type, &n_value);
if(!rc) {
char errbuf[64];
sprintf(errbuf, "to_numeric() failed for '%s'", phs->sv_buf);
syb_set_error(imp_dbh, -1, errbuf);
return 0;
}
phs->datafmt.datatype = CS_NUMERIC_TYPE;
value = &n_value;
value_len = sizeof(n_value);
break;
case CS_MONEY_TYPE:
case CS_MONEY4_TYPE:
m_value = to_money(phs->sv_buf, LOCALE(imp_dbh));
phs->datafmt.datatype = CS_MONEY_TYPE;
value = &m_value;
value_len = sizeof(m_value);
break;
case CS_REAL_TYPE:
case CS_FLOAT_TYPE:
phs->datafmt.datatype = CS_FLOAT_TYPE;
d_value = atof(phs->sv_buf);
value = &d_value;
value_len = sizeof(double);
break;
case CS_BINARY_TYPE:
/* If this binary value is in hex format, with or without the
leading 0x, then convert to actual binary value.
Fix contributed by Tim Ayers */
phs->datafmt.datatype = CS_BINARY_TYPE;
if ((phs->sv_buf[0] == '0' && phs->sv_buf[1] == 'x') || strspn(
phs->sv_buf, "abcdefABCDEF0123456789") == value_len) {
value = to_binary(phs->sv_buf, &value_len);
/*warn("Got value = '%s'\n", value);*/
++free_value;
} else {
value = phs->sv_buf;
}
/* value_len = SvCUR(phs->sv_buf); */
break;
case CS_DATETIME_TYPE:
case CS_DATETIME4_TYPE:
phs->datafmt.datatype = CS_CHAR_TYPE;
value = phs->sv_buf;
value_len = CS_NULLTERM;
/* PR/464: datetime values get converted to "jan 1 1900" if turned
into a single space */
if (*(char*) value == 0) {
value = NULL;
value_len = CS_UNUSED;
}
break;
default:
phs->datafmt.datatype = CS_CHAR_TYPE;
value = phs->sv_buf;
/*value_len = CS_NULLTERM;*//*Allow embedded NUL bytes in strings?*/
/* PR/446: should an empty string cause a NULL, or not? */
if (*(char*) value == 0) {
if (imp_dbh->bindEmptyStringNull) {
value = NULL;
value_len = CS_UNUSED;
} else {
value = " ";
value_len = CS_NULLTERM; /* PR/624 */
}
}
break;
}
} else { /* it's null but point to buffer incase it's an out var */
phs->sv_buf = SvPVX(phs->sv);
value_len = 0;
value = NULL;
}
phs->sv_type = SvTYPE(phs->sv); /* part of mutation check */
phs->maxlen = SvLEN(phs->sv) - 1; /* avail buffer space */
/* value_len has current value length */
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" bind %s <== '%.100s' (size %d, ok %d)\n", phs->name,
phs->sv_buf, phs->maxlen, SvOK(phs->sv) ? 1 : 0);
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" datafmt: type=%d, name=%s, status=%d, len=%ld\n",
phs->datafmt.datatype, phs->datafmt.name, phs->datafmt.status,
value_len);
PerlIO_printf(DBIc_LOGPIO(imp_dbh), " saved type: %d\n", datatype);
}
#if 0
/* If this handle is still active call finish()... */
if(DBIc_ACTIVE(imp_sth) && imp_sth->exec_done) {
int finish = imp_dbh->flushFinish;
imp_dbh->flushFinish = 1;
syb_st_finish(sth, imp_sth);
imp_dbh->flushFinish = finish;
}
#endif
if (imp_sth->dyn_execed == 0) {
if (imp_sth->type == 0) {
if (ct_dynamic(imp_sth->cmd, CS_EXECUTE, imp_sth->dyn_id,
CS_NULLTERM, NULL, CS_UNUSED) != CS_SUCCEED)
return 0;
} else if (imp_sth->type == 1) {
if (ct_command(imp_sth->cmd, CS_RPC_CMD, imp_sth->proc,
CS_NULLTERM, CS_NO_RECOMPILE) != CS_SUCCEED) {
char errbuf[1024];
sprintf(errbuf, "ct_command(CS_RPC_CMD, %s) failed\n",
imp_sth->proc);
syb_set_error(imp_dbh, -1, errbuf);
return 0;
}
}
imp_sth->dyn_execed = 1;
}
if ((rc = ct_param(imp_sth->cmd, &phs->datafmt, value, value_len, 0))
!= CS_SUCCEED) {
syb_set_error(imp_dbh, -1, "ct_param() failed!");
}
phs->datafmt.datatype = datatype;
if (free_value && value != NULL) {
Safefree(value);
}
return (rc == CS_SUCCEED);
}
int syb_bind_ph(SV *sth, imp_sth_t *imp_sth, SV *ph_namesv, SV *newvalue,
IV sql_type, SV *attribs, int is_inout, IV maxlen) {
dTHX;
SV **phs_svp;
STRLEN name_len;
char *name;
char namebuf[30];
phs_t *phs;
STRLEN lna;
D_imp_dbh_from_sth;
#if 1
/* If this handle is still active call finish()... */
if (DBIc_ACTIVE(imp_sth) && imp_sth->exec_done) {
int finish = imp_dbh->flushFinish;
imp_dbh->flushFinish = 1;
syb_st_finish(sth, imp_sth);
imp_dbh->flushFinish = finish;
}
#endif
/* This is the way Tim does it in DBD::Oracle to get around the
tainted issue. */
if (SvGMAGICAL(ph_namesv)) { /* eg if from tainted expression */
mg_get(ph_namesv);
}
if (!SvNIOKp(ph_namesv)) {
name = SvPV(ph_namesv, name_len);
}
if (SvNIOKp(ph_namesv) || (name && isDIGIT(name[0]))) {
sprintf(namebuf, ":p%d", (int) SvIV(ph_namesv));
name = namebuf;
name_len = strlen(name);
}
if (SvTYPE(newvalue) > SVt_PVLV) { /* hook for later array logic */
croak("Can't bind non-scalar value (currently)");
}
#if 0
if (SvTYPE(newvalue) == SVt_PVLV && is_inout) /* may allow later */
croak("Can't bind ``lvalue'' mode scalar as inout parameter (currently)");
#endif
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth),
"bind %s <== '%.200s' (attribs: %s)\n", name, SvPV(newvalue,
lna), attribs ? SvPV(attribs, lna) : "");
}
phs_svp = hv_fetch(imp_sth->all_params_hv, name, name_len, 0);
if (phs_svp == NULL) {
croak("Can't bind unknown placeholder '%s'", name);
}
phs = (phs_t*) SvPVX(*phs_svp); /* placeholder struct */
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth), " parameter is output [%s]\n", is_inout ? "true" : "false" );
}
if (phs->sv == &PL_sv_undef) { /* first bind for this placeholder */
phs->sql_type = (sql_type) ? sql_type : SQL_CHAR;
phs->ftype = map_sql_types(phs->sql_type);
if (imp_sth->type == 1) { /* RPC call, must set up the datafmt struct */
if (phs->varname[0] == '@') {
strcpy(phs->datafmt.name, phs->varname);
phs->datafmt.namelen = strlen(phs->varname);
} else {
phs->datafmt.namelen = 0;
}
phs->datafmt.datatype = phs->ftype;
phs->datafmt.status = phs->is_inout ? CS_RETURN : CS_INPUTVALUE;
phs->datafmt.maxlength = 0;
}
phs->maxlen = maxlen; /* 0 if not inout */
/* phs->is_inout = is_inout; */
#if 0
if (is_inout) {
phs->sv = SvREFCNT_inc(newvalue); /* point to live var */
++imp_sth->has_inout_params;
/* build array of phs's so we can deal with out vars fast */
if (!imp_sth->out_params_av)
imp_sth->out_params_av = newAV();
av_push(imp_sth->out_params_av, SvREFCNT_inc(*phs_svp));
}
#endif
/* some types require the trailing null included in the length. */
phs->alen_incnull = 0;
}
#if 0
/* check later rebinds for any changes */
else if (is_inout || phs->is_inout) {
croak("Can't rebind or change param %s in/out mode after first bind", phs->name);
}
#endif
else if (maxlen && maxlen != phs->maxlen) {
croak("Can't change param %s maxlen (%ld->%ld) after first bind",
phs->name, phs->maxlen, maxlen);
}
if (!is_inout) { /* normal bind to take a (new) copy of current value */
if (phs->sv == &PL_sv_undef) { /* (first time bind) */
phs->sv = newSV(0);
}
sv_setsv(phs->sv, newvalue);
phs->is_boundinout = 0;
} else {
phs->sv = SvREFCNT_inc(newvalue); /* Take a reference to the input variable */
phs->is_boundinout = 1;
if (DBIc_DBISTATE(imp_sth)->debug >= 3) {
PerlIO_printf(DBIc_LOGPIO(imp_sth), " parameter is bound as inout\n");
}
}
/* BLK binding done at execute time, in a loop */
if (imp_sth->type == 2) {
return 1;
}
return 1; /* _dbd_rebind_ph(sth, imp_sth, phs, 0); */
}
static CS_RETCODE fetch_data(imp_dbh_t *imp_dbh, CS_COMMAND *cmd) {
dTHX;
CS_RETCODE retcode;
CS_INT num_cols;
CS_INT i;
CS_INT j;
CS_INT row_count = 0;
CS_INT rows_read;
CS_INT disp_len;
CS_DATAFMT *datafmt;
ColData *coldata;
char buff[1024];
/*
** Find out how many columns there are in this result set.
*/
if ((retcode = ct_res_info(cmd, CS_NUMDATA, &num_cols, CS_UNUSED, NULL))
!= CS_SUCCEED) {
warn("fetch_data: ct_res_info() failed");
return retcode;
}
/*
** Make sure we have at least one column
*/
if (num_cols <= 0) {
warn("fetch_data: ct_res_info() returned zero columns");
return CS_FAIL;
}
New(902, coldata, num_cols, ColData);
New(902, datafmt, num_cols, CS_DATAFMT);
for (i = 0; i < num_cols; i++) {
if ((retcode = ct_describe(cmd, (i + 1), &datafmt[i])) != CS_SUCCEED) {
warn("fetch_data: ct_describe() failed");
break;
}
datafmt[i].maxlength = display_dlen(&datafmt[i]) + 1;
datafmt[i].datatype = CS_CHAR_TYPE;
datafmt[i].format = CS_FMT_NULLTERM;
New(902, coldata[i].value.c, datafmt[i].maxlength, char);
if ((retcode = ct_bind(cmd, (i + 1), &datafmt[i], coldata[i].value.c,
&coldata[i].valuelen, &coldata[i].indicator)) != CS_SUCCEED) {
warn("fetch_data: ct_bind() failed");
break;
}
}
if (retcode != CS_SUCCEED) {
for (j = 0; j < i; j++) {
Safefree(coldata[j].value.c);
}
Safefree(coldata);
Safefree(datafmt);
return retcode;
}
display_header(imp_dbh, num_cols, datafmt);
while (((retcode = ct_fetch(cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED,
&rows_read)) == CS_SUCCEED) || (retcode == CS_ROW_FAIL)) {
row_count = row_count + rows_read;
/*
** Check if we hit a recoverable error.
*/
if (retcode == CS_ROW_FAIL) {
sprintf(buff, "Error on row %d.\n", row_count);
sv_catpv(DBIc_ERRSTR(imp_dbh), buff);
}
/*
** We have a row. Loop through the columns displaying the
** column values.
*/
for (i = 0; i < num_cols; i++) {
/*
** Display the column value
*/
sv_catpv(DBIc_ERRSTR(imp_dbh), coldata[i].value.c);
/*
** If not last column, Print out spaces between this
** column and next one.
*/
if (i != num_cols - 1) {
disp_len = display_dlen(&datafmt[i]);
disp_len -= coldata[i].valuelen - 1;
for (j = 0; j < disp_len; j++) {
sv_catpv(DBIc_ERRSTR(imp_dbh), " ");
}
}
}
sv_catpv(DBIc_ERRSTR(imp_dbh), "\n");
}
/*
** Free allocated space.
*/
for (i = 0; i < num_cols; i++) {
Safefree(coldata[i].value.c);
}
Safefree(coldata);
Safefree(datafmt);
/*
** We're done processing rows. Let's check the final return
** value of ct_fetch().
*/
switch ((int) retcode) {
case CS_END_DATA:
retcode = CS_SUCCEED;
break;
case CS_FAIL:
warn("fetch_data: ct_fetch() failed");
return retcode;
break;
default: /* unexpected return value! */
warn("fetch_data: ct_fetch() returned an expected retcode");
return retcode;
break;
}
return retcode;
}
static int map_sql_types(int sql_type) {
int ret;
switch (sql_type) {
case SQL_NUMERIC:
case SQL_DECIMAL:
ret = CS_NUMERIC_TYPE;
break;
case SQL_BIT:
case SQL_INTEGER:
case SQL_SMALLINT:
case SQL_TINYINT:
ret = CS_INT_TYPE;
break;
#if defined(CS_BIGINT_TYPE)
case SQL_BIGINT:
ret = CS_BIGINT_TYPE;
break;
#endif
case SQL_FLOAT:
case SQL_REAL:
case SQL_DOUBLE:
ret = CS_FLOAT_TYPE;
break;
case SQL_BINARY:
return CS_BINARY_TYPE;
break;
default:
ret = CS_CHAR_TYPE;
}
return ret;
}
static int map_syb_types(int syb_type) {
switch (syb_type) {
case CS_CHAR_TYPE:
return SQL_CHAR;
case CS_BINARY_TYPE:
return SQL_BINARY;
/* case CS_LONGCHAR_TYPE: return SQL_CHAR; * XXX */
/* case CS_LONGBINARY_TYPE: return SQL_BINARY; * XXX */
case CS_TEXT_TYPE:
return SQL_LONGVARCHAR; /* XXX */
case CS_IMAGE_TYPE:
return SQL_LONGVARBINARY; /* XXX */
case CS_BIT_TYPE:
return SQL_BIT;
case CS_TINYINT_TYPE:
return SQL_TINYINT;
case CS_SMALLINT_TYPE:
return SQL_SMALLINT;
case CS_INT_TYPE:
return SQL_INTEGER;
#if defined(CS_BIGINT_TYPE)
case CS_BIGINT_TYPE:
return SQL_BIGINT;
#endif
case CS_REAL_TYPE:
return SQL_REAL;
case CS_FLOAT_TYPE:
return SQL_FLOAT;
#if defined(CS_DATE_TYPE)
case CS_DATE_TYPE:
return SQL_DATE;
#endif
#if defined(CS_BIGDATETIME_TYPE)
case CS_BIGDATETIME_TYPE:
#endif
case CS_DATETIME_TYPE:
case CS_DATETIME4_TYPE:
return SQL_DATETIME;
#if defined(CS_BIGTIME_TYPE)
case CS_BIGTIME_TYPE:
#endif
#if defined(CS_TIME_TYPE)
case CS_TIME_TYPE:
return SQL_TIME;
#endif
case CS_MONEY_TYPE:
case CS_MONEY4_TYPE:
case CS_DECIMAL_TYPE:
return SQL_DECIMAL;
case CS_NUMERIC_TYPE:
return SQL_NUMERIC;
case CS_VARCHAR_TYPE:
return SQL_VARCHAR;
case CS_VARBINARY_TYPE:
return SQL_VARBINARY;
/* case CS_TIMESTAMP_TYPE: return -3; */
default:
return SQL_CHAR;
}
}
static char *my_strdup(char *string) {
char *buff = safemalloc(strlen(string) + 1);
strcpy(buff, string);
return buff;
}
static void fetchKerbTicket(imp_dbh_t *imp_dbh) {
dTHX;
if (imp_dbh->kerbGetTicket) {
dSP;
SV *retval;
int count;
char *server = imp_dbh->server;
if (!*server) {
char *s = getenv("DSQUERY");
if (s && *s) {
server = s;
} else {
server = "SYBASE";
}
}
ENTER;
SAVETMPS;
PUSHMARK(sp);
XPUSHs(sv_2mortal(newSVpv(server, 0)));
PUTBACK;
if ((count = perl_call_sv(imp_dbh->kerbGetTicket, G_SCALAR)) != 1) {
croak("A Kerberos Ticket handler can't return a LIST.");
}
SPAGAIN;
retval = POPs;
PUTBACK;
FREETMPS;
LEAVE;
if (SvPOK(retval)) {
strncpy(imp_dbh->kerberosPrincipal, SvPVX(retval), 255);
imp_dbh->kerberosPrincipal[31] = 0;
}
}
}
#if defined(NO_BLK)
static CS_RETCODE syb_blk_init(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth)
{
return CS_SUCCEED;
}
#else
static CS_RETCODE syb_blk_init(imp_dbh_t *imp_dbh, imp_sth_t *imp_sth) {
dTHX;
CS_RETCODE ret;
char table[256];
int i, num_cols;
SV **svp;
phs_t *phs;
char name[32];
if (!getTableName(imp_sth->statement, table, 256)) {
char str[512];
sprintf(str, "Can't get table name from '%.256s'", imp_sth->statement);
syb_set_error(imp_dbh, -1, str);
return CS_FAIL;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_blk_init(): table=%s\n", table);
}
/* If AutoCommit is "officially" off here, then we need to make sure
that Sybase thinks that it is *on*, otherwise the blk_init() call
below will fail. */
if (!DBIc_is(imp_dbh, DBIcf_AutoCommit)) {
toggle_autocommit(NULL, imp_dbh, 1);
}
ret = blk_alloc(imp_sth->connection ? imp_sth->connection
: imp_dbh->connection, BLK_VERSION, &imp_sth->bcp_desc);
if (ret != CS_SUCCEED) {
goto FAIL;
}
ret = blk_props(imp_sth->bcp_desc, CS_SET, BLK_IDENTITY,
(CS_VOID*) &imp_sth->bcpIdentityFlag, CS_UNUSED, NULL);
if (ret != CS_SUCCEED) {
goto FAIL;
}
ret = blk_init(imp_sth->bcp_desc, CS_BLK_IN, table, strlen(table));
if (ret != CS_SUCCEED) {
goto FAIL;
}
num_cols = DBIc_NUM_PARAMS(imp_sth);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" syb_blk_init(): num_cols=%d, identityFlag=%d\n",
num_cols, imp_sth->bcpIdentityFlag);
}
imp_sth->numCols = num_cols;
/*Newz(902, imp_sth->datafmt, num_cols, CS_DATAFMT); */
Newz(902, imp_sth->coldata, num_cols, ColData);
for (i = 1; i <= num_cols; ++i) {
sprintf(name, ":p%d", i);
svp = hv_fetch(imp_sth->all_params_hv, name, strlen(name), 0);
phs = ((phs_t*) (void*) SvPVX(*svp));
memset(&phs->datafmt, 0, sizeof(CS_DATAFMT));
ret = blk_describe(imp_sth->bcp_desc, i, &phs->datafmt);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(
DBIc_LOGPIO(imp_dbh),
" syb_blk_init: blk_describe()==%d col %d, type %d, status %d, length %d\n",
ret, i, phs->datafmt.datatype, phs->datafmt.status,
phs->datafmt.maxlength);
}
if (ret != CS_SUCCEED) {
goto FAIL;
}
}
FAIL: ;
if (ret != CS_SUCCEED) {
blkCleanUp(imp_sth, imp_dbh);
} else {
imp_dbh->imp_sth = imp_sth; /* hack! */
/* Turn off autocommit for this handle, mainly to silence
warnings from Sybase.xsi's commit() implementation */
imp_sth->bcpAutoCommit = DBIc_is(imp_dbh, DBIcf_AutoCommit);
DBIc_set(imp_dbh, DBIcf_AutoCommit, 0);
}
return ret;
}
#endif
#if defined(NO_BLK)
static void blkCleanUp(imp_sth_t *imp_sth, imp_dbh_t *imp_dbh)
{
;
}
#else
static void blkCleanUp(imp_sth_t *imp_sth, imp_dbh_t *imp_dbh) {
int i;
for (i = 0; i < imp_sth->numCols; ++i) {
if (imp_sth->coldata[i].value.p && imp_sth->coldata[i].v_alloc) {
Safefree(imp_sth->coldata[i].value.p);
}
}
if (imp_sth->coldata) {
Safefree(imp_sth->coldata);
}
imp_sth->numCols = 0;
imp_sth->coldata = NULL;
imp_sth->datafmt = NULL;
if (imp_sth->bcp_desc) {
CS_INT ret = blk_drop(imp_sth->bcp_desc);
if (DBIc_DBISTATE(imp_dbh)->debug >= 4) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" blkCleanUp -> blk_drop(%d) = %d\n", imp_sth->bcp_desc,
ret);
}
imp_sth->bcp_desc = NULL;
}
}
#endif
static int getTableName(char *statement, char *table, int maxwidth) {
char *ptr = safemalloc(strlen(statement) + 1);
char *p;
strcpy(ptr, statement);
p = strtok(ptr, " ");
if (!p || !*p || strncasecmp(p, "insert", 7)) {
goto FAIL;
}
p = strtok(NULL, " (");
if (!p || !*p) {
goto FAIL;
}
if (!strncasecmp(p, "into", 4)) {
p = strtok(NULL, " (");
}
if (!p || !*p) {
goto FAIL;
}
strncpy(table, p, maxwidth);
Safefree(ptr);
return 1;
FAIL: Safefree(ptr);
return 0;
}
SV *syb_set_cslib_cb(SV *cb) {
#if 0
/*!defined(USE_CSLIB_CB)*/
warn("Can't set a CS-Lib callback: DBD::Sybase was not built with -DUSE_CSLIB_CB");
return &PL_sv_undef;
#else
dTHX;
SV *old = cslib_cb;
if (cslib_cb == (SV*) NULL) {
cslib_cb = newSVsv(cb);
} else {
sv_setsv(cslib_cb, cb);
}
return old ? old : &PL_sv_undef;
#endif
}
/* WARNING - dbh passed in here is in some cases NULL */
static int toggle_autocommit(SV *dbh, imp_dbh_t *imp_dbh, int flag) {
CS_BOOL value;
CS_RETCODE ret;
int current = DBIc_is(imp_dbh, DBIcf_AutoCommit);
if (!imp_dbh->init_done) {
imp_dbh->init_done = 1;
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" toggle_autocommit: init_done not set, no action\n");
}
return TRUE;
}
if (DBIc_DBISTATE(imp_dbh)->debug >= 5) {
PerlIO_printf(DBIc_LOGPIO(imp_dbh),
" toggle_autocommit: current = %s, new = %s\n",
current ? "on" : "off", flag ? "on" : "off");
}
if (flag) {
if (!current && !imp_dbh->isMSSql) {
/* Going from OFF to ON - so force a COMMIT on any open
transaction. Note only doing this for Sybase servers as a
bare COMMIT (outside of a transaction) is a no-op for Sybase,
but generates an error/warning message for MS-SQL */
syb_db_commit(dbh, imp_dbh);
}
if (!imp_dbh->doRealTran) {
value = CS_FALSE;
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_CHAINXACTS, &value,
CS_UNUSED, NULL);
}
} else {
if (!imp_dbh->doRealTran) {
value = CS_TRUE;
ret = syb_set_options(imp_dbh, CS_SET, CS_OPT_CHAINXACTS, &value,
CS_UNUSED, NULL);
}
}
if (!imp_dbh->doRealTran && ret != CS_SUCCEED) {
warn("Setting of CS_OPT_CHAINXACTS failed.");
return FALSE;
}
return TRUE;
}