// Copyright (c) 2023 Yuki Kimoto
// MIT License

#include "spvm_native.h"

#include <openssl/x509_vfy.h>
#include <openssl/err.h>

static const char* FILE_NAME = "Net/SSLeay/X509_STORE.c";

int32_t SPVM__Net__SSLeay__X509_STORE__new(SPVM_ENV* env, SPVM_VALUE* stack) {
  
  int32_t error_id = 0;
  
  X509_STORE* self = X509_STORE_new();
  
  if (!self) {
    int64_t ssl_error = ERR_peek_last_error();
    
    char* ssl_error_string = env->get_stack_tmp_buffer(env, stack);
    ERR_error_string_n(ssl_error, ssl_error_string, SPVM_NATIVE_C_STACK_TMP_BUFFER_SIZE);
    
    env->die(env, stack, "[OpenSSL Error]X509_STORE_new failed:%s.", __func__, FILE_NAME, __LINE__, ssl_error_string);
    
    int32_t tmp_error_id = env->get_basic_type_id_by_name(env, stack, "Net::SSLeay::Error", &error_id, __func__, FILE_NAME, __LINE__);
    if (error_id) { return error_id; }
    error_id = tmp_error_id;
    
    return error_id;
  }
  
  SPVM_OBJ* obj_self = env->new_pointer_object_by_name(env, stack, "Net::SSLeay::X509_STORE", self, &error_id, __func__, FILE_NAME, __LINE__);
  if (error_id) { return error_id; }
  
  stack[0].oval = obj_self;
  
  return 0;
}

int32_t SPVM__Net__SSLeay__X509_STORE__set_flags(SPVM_ENV* env, SPVM_VALUE* stack) {
  
  int32_t error_id = 0;
  
  SPVM_OBJ* obj_self = stack[0].oval;
  X509_STORE* self = env->get_pointer(env, stack, obj_self);
  
  int64_t flags = stack[1].lval;
  
  int32_t status = X509_STORE_set_flags(self, flags);
  
  if (!(status == 1)) {
    int64_t ssl_error = ERR_peek_last_error();
    
    char* ssl_error_string = env->get_stack_tmp_buffer(env, stack);
    ERR_error_string_n(ssl_error, ssl_error_string, SPVM_NATIVE_C_STACK_TMP_BUFFER_SIZE);
    
    env->die(env, stack, "[OpenSSL Error]X509_STORE_set_flags failed:%s.", __func__, FILE_NAME, __LINE__, ssl_error_string);
    
    int32_t tmp_error_id = env->get_basic_type_id_by_name(env, stack, "Net::SSLeay::Error", &error_id, __func__, FILE_NAME, __LINE__);
    if (error_id) { return error_id; }
    error_id = tmp_error_id;
    
    return error_id;
  }
  
  return 0;
}

int32_t SPVM__Net__SSLeay__X509_STORE__add_cert(SPVM_ENV* env, SPVM_VALUE* stack) {
  
  int32_t error_id = 0;
  
  SPVM_OBJ* obj_self = stack[0].oval;
  X509_STORE* self = env->get_pointer(env, stack, obj_self);
  
  SPVM_OBJ* obj_x509 = stack[1].oval;
  X509* x509 = env->get_pointer(env, stack, obj_x509);
  
  if (!obj_x509) {
    return env->die(env, stack, "The X509 object $x509 must be defined.", __func__, FILE_NAME, __LINE__);
  }
  
  int32_t status = X509_STORE_add_cert(self, x509);
  
  if (!(status == 1)) {
    int64_t ssl_error = ERR_peek_last_error();
    
    char* ssl_error_string = env->get_stack_tmp_buffer(env, stack);
    ERR_error_string_n(ssl_error, ssl_error_string, SPVM_NATIVE_C_STACK_TMP_BUFFER_SIZE);
    
    env->die(env, stack, "[OpenSSL Error]X509_STORE_add_cert failed:%s.", __func__, FILE_NAME, __LINE__, ssl_error_string);
    
    int32_t tmp_error_id = env->get_basic_type_id_by_name(env, stack, "Net::SSLeay::Error", &error_id, __func__, FILE_NAME, __LINE__);
    if (error_id) { return error_id; }
    error_id = tmp_error_id;
    
    return error_id;
  }
  
  stack[0].ival = status;
  
  return 0;
}

int32_t SPVM__Net__SSLeay__X509_STORE__add_crl(SPVM_ENV* env, SPVM_VALUE* stack) {
  
  int32_t error_id = 0;
  
  SPVM_OBJ* obj_self = stack[0].oval;
  X509_STORE* self = env->get_pointer(env, stack, obj_self);
  
  SPVM_OBJ* obj_x509_crl = stack[1].oval;
  X509_CRL* x509_crl = env->get_pointer(env, stack, obj_x509_crl);
  
  int32_t status = X509_STORE_add_crl(self, x509_crl);
  
  if (!(status == 1)) {
    int64_t ssl_error = ERR_peek_last_error();
    
    char* ssl_error_string = env->get_stack_tmp_buffer(env, stack);
    ERR_error_string_n(ssl_error, ssl_error_string, SPVM_NATIVE_C_STACK_TMP_BUFFER_SIZE);
    
    env->die(env, stack, "[OpenSSL Error]X509_STORE_add_crl failed:%s.", __func__, FILE_NAME, __LINE__, ssl_error_string);
    
    int32_t tmp_error_id = env->get_basic_type_id_by_name(env, stack, "Net::SSLeay::Error", &error_id, __func__, FILE_NAME, __LINE__);
    if (error_id) { return error_id; }
    error_id = tmp_error_id;
    
    return error_id;
  }
  
  stack[0].ival = status;
  
  return 0;
}

int32_t SPVM__Net__SSLeay__X509_STORE__DESTROY(SPVM_ENV* env, SPVM_VALUE* stack) {
  
  int32_t error_id = 0;
  
  SPVM_OBJ* obj_self = stack[0].oval;
  
  X509_STORE* self = env->get_pointer(env, stack, obj_self);
  
  if (!env->no_free(env, stack, obj_self)) {
    X509_STORE_free(self);
  }
  
  return 0;
}