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mysqli_api.c
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/*
+----------------------------------------------------------------------+
| Copyright (c) The PHP Group |
+----------------------------------------------------------------------+
| This source file is subject to version 3.01 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| https://www.php.net/license/3_01.txt |
| If you did not receive a copy of the PHP license and are unable to |
| obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Authors: Georg Richter <georg@php.net> |
| Andrey Hristov <andrey@php.net> |
| Ulf Wendel <uw@php.net> |
+----------------------------------------------------------------------+
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <signal.h>
#include "php.h"
#include "zend_smart_str.h"
#include "php_mysqli_structs.h"
#include "mysqli_priv.h"
#include "ext/mysqlnd/mysql_float_to_double.h"
#define ERROR_ARG_POS(arg_num) (hasThis() ? (arg_num-1) : (arg_num))
/* {{{ Get number of affected rows in previous MySQL operation */
PHP_FUNCTION(mysqli_affected_rows)
{
MY_MYSQL *mysql;
zval *mysql_link;
my_ulonglong rc;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
rc = mysql_affected_rows(mysql->mysql);
if (rc == (my_ulonglong) -1) {
RETURN_LONG(-1);
}
MYSQLI_RETURN_LONG_INT(rc);
}
/* }}} */
/* {{{ Turn auto commit on or of */
PHP_FUNCTION(mysqli_autocommit)
{
MY_MYSQL *mysql;
zval *mysql_link;
bool automode;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ob", &mysql_link, mysqli_link_class_entry, &automode) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
if (mysql_autocommit(mysql->mysql, (my_bool)automode)) {
MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ mysqli_stmt_bind_param_do_bind */
static enum_func_status mysqli_stmt_bind_param_do_bind(MY_STMT *stmt, uint32_t num_vars, zval *args, const char * const types, unsigned int arg_num)
{
MYSQLND_PARAM_BIND *params;
enum_func_status ret = FAIL;
/* If no params -> skip binding and return directly */
if (num_vars == 0) {
return PASS;
}
params = mysqlnd_stmt_alloc_param_bind(stmt->stmt);
if (!params) {
goto end;
}
for (uint32_t i = 0; i < num_vars; i++) {
uint8_t type;
switch (types[i]) {
case 'd': /* Double */
type = MYSQL_TYPE_DOUBLE;
break;
case 'i': /* Integer */
#if SIZEOF_ZEND_LONG==8
type = MYSQL_TYPE_LONGLONG;
#elif SIZEOF_ZEND_LONG==4
type = MYSQL_TYPE_LONG;
#endif
break;
case 'b': /* Blob (send data) */
type = MYSQL_TYPE_LONG_BLOB;
break;
case 's': /* string */
type = MYSQL_TYPE_VAR_STRING;
break;
default:
zend_argument_value_error(arg_num, "must only contain the \"b\", \"d\", \"i\", \"s\" type specifiers");
ret = FAIL;
mysqlnd_stmt_free_param_bind(stmt->stmt, params);
goto end;
}
ZVAL_COPY_VALUE(¶ms[i].zv, &args[i]);
params[i].type = type;
}
ret = mysqlnd_stmt_bind_param(stmt->stmt, params);
end:
return ret;
}
/* }}} */
/* {{{ Bind variables to a prepared statement as parameters */
PHP_FUNCTION(mysqli_stmt_bind_param)
{
zval *args;
uint32_t argc;
MY_STMT *stmt;
zval *mysql_stmt;
char *types;
size_t types_len;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os*", &mysql_stmt, mysqli_stmt_class_entry, &types, &types_len, &args, &argc) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);
if (!types_len) {
zend_argument_must_not_be_empty_error(ERROR_ARG_POS(2));
RETURN_THROWS();
}
if (types_len != (size_t) argc) {
/* number of bind variables doesn't match number of elements in type definition string */
zend_argument_count_error("The number of elements in the type definition string must match the number of bind variables");
RETURN_THROWS();
}
if (types_len != mysql_stmt_param_count(stmt->stmt)) {
zend_argument_count_error("The number of variables must match the number of parameters in the prepared statement");
RETURN_THROWS();
}
RETVAL_BOOL(mysqli_stmt_bind_param_do_bind(stmt, argc, args, types, ERROR_ARG_POS(2)) == PASS);
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
}
/* }}} */
/* {{{ mysqli_stmt_bind_result_do_bind */
static enum_func_status mysqli_stmt_bind_result_do_bind(MY_STMT *stmt, zval *args, uint32_t argc)
{
MYSQLND_RESULT_BIND *params = mysqlnd_stmt_alloc_result_bind(stmt->stmt);
if (params) {
for (uint32_t i = 0; i < argc; i++) {
ZVAL_COPY_VALUE(¶ms[i].zv, &args[i]);
}
return mysqlnd_stmt_bind_result(stmt->stmt, params);
}
return FAIL;
}
/* }}} */
/* {{{ Bind variables to a prepared statement for result storage */
PHP_FUNCTION(mysqli_stmt_bind_result)
{
zval *args;
uint32_t argc;
MY_STMT *stmt;
zval *mysql_stmt;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O+", &mysql_stmt, mysqli_stmt_class_entry, &args, &argc) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);
if (argc != mysql_stmt_field_count(stmt->stmt)) {
zend_argument_count_error("Number of bind variables doesn't match number of fields in prepared statement");
RETURN_THROWS();
}
enum_func_status rc = mysqli_stmt_bind_result_do_bind(stmt, args, argc);
RETURN_BOOL(rc == PASS);
}
/* }}} */
/* {{{ Change logged-in user of the active connection */
PHP_FUNCTION(mysqli_change_user)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
char *user, *password, *dbname;
size_t user_len, password_len, dbname_len;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Osss!", &mysql_link, mysqli_link_class_entry, &user, &user_len, &password, &password_len, &dbname, &dbname_len) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
enum_func_status rc = mysqlnd_change_user_ex(mysql->mysql, user, password, dbname, false, (size_t) password_len);
MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
RETURN_BOOL(rc == PASS);
}
/* }}} */
/* {{{ Returns the name of the character set used for this connection */
PHP_FUNCTION(mysqli_character_set_name)
{
MY_MYSQL *mysql;
zval *mysql_link;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_STRING(mysql_character_set_name(mysql->mysql));
}
/* }}} */
/* {{{ php_mysqli_close */
void php_mysqli_close(MY_MYSQL * mysql, int close_type, int resource_status)
{
if (resource_status > MYSQLI_STATUS_INITIALIZED) {
MyG(num_links)--;
}
if (!mysql->persistent) {
mysqli_close(mysql->mysql, close_type);
} else {
zend_resource *le;
if ((le = zend_hash_find_ptr(&EG(persistent_list), mysql->hash_key)) != NULL) {
if (le->type == php_le_pmysqli()) {
mysqli_plist_entry *plist = (mysqli_plist_entry *) le->ptr;
mysqlnd_end_psession(mysql->mysql);
if (MyG(rollback_on_cached_plink) &&
FAIL == mysqlnd_rollback(mysql->mysql, TRANS_COR_NO_OPT, NULL))
{
mysqli_close(mysql->mysql, close_type);
} else {
zend_ptr_stack_push(&plist->free_links, mysql->mysql);
MyG(num_inactive_persistent)++;
}
MyG(num_active_persistent)--;
}
}
mysql->persistent = false;
}
mysql->mysql = NULL;
php_clear_mysql(mysql);
}
/* }}} */
/* {{{ Close connection */
PHP_FUNCTION(mysqli_close)
{
zval *mysql_link;
MY_MYSQL *mysql;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_INITIALIZED);
php_mysqli_close(mysql, MYSQLI_CLOSE_EXPLICIT, ((MYSQLI_RESOURCE *)(Z_MYSQLI_P(mysql_link))->ptr)->status);
((MYSQLI_RESOURCE *)(Z_MYSQLI_P(mysql_link))->ptr)->status = MYSQLI_STATUS_UNKNOWN;
MYSQLI_CLEAR_RESOURCE(mysql_link);
efree(mysql);
RETURN_TRUE;
}
/* }}} */
/* {{{ Commit outstanding actions and close transaction */
PHP_FUNCTION(mysqli_commit)
{
MY_MYSQL *mysql;
zval *mysql_link;
zend_long flags = TRANS_COR_NO_OPT;
char * name = NULL;
size_t name_len;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|ls!", &mysql_link, mysqli_link_class_entry, &flags, &name, &name_len) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
if (FAIL == mysqlnd_commit(mysql->mysql, flags, name)) {
MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
RETURN_FALSE;
}
RETURN_TRUE;
}
/* }}} */
/* {{{ Move internal result pointer */
PHP_FUNCTION(mysqli_data_seek)
{
MYSQL_RES *result;
zval *mysql_result;
zend_long offset;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &offset) == FAILURE) {
RETURN_THROWS();
}
if (offset < 0) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be greater than or equal to 0");
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
if (mysqli_result_is_unbuffered(result)) {
if (getThis()) {
zend_throw_error(NULL, "mysqli_result::data_seek() cannot be used in MYSQLI_USE_RESULT mode");
} else {
zend_throw_error(NULL, "mysqli_data_seek() cannot be used in MYSQLI_USE_RESULT mode");
}
RETURN_THROWS();
}
if ((uint64_t)offset >= mysql_num_rows(result)) {
RETURN_FALSE;
}
mysql_data_seek(result, offset);
RETURN_TRUE;
}
/* }}} */
/* {{{ */
PHP_FUNCTION(mysqli_debug)
{
char *debug;
size_t debug_len;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "s", &debug, &debug_len) == FAILURE) {
RETURN_THROWS();
}
mysql_debug(debug);
RETURN_TRUE;
}
/* }}} */
/* {{{ */
PHP_FUNCTION(mysqli_dump_debug_info)
{
MY_MYSQL *mysql;
zval *mysql_link;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_BOOL(!mysql_dump_debug_info(mysql->mysql));
}
/* }}} */
/* {{{ Returns the numerical value of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_errno)
{
MY_MYSQL *mysql;
zval *mysql_link;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_LONG(mysql_errno(mysql->mysql));
}
/* }}} */
/* {{{ Returns the text of the error message from previous MySQL operation */
PHP_FUNCTION(mysqli_error)
{
MY_MYSQL *mysql;
zval *mysql_link;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_STRING(mysql_error(mysql->mysql));
}
/* }}} */
/* {{{ Execute a prepared statement */
PHP_FUNCTION(mysqli_stmt_execute)
{
MY_STMT *stmt;
zval *mysql_stmt;
HashTable *input_params = NULL;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O|h!", &mysql_stmt, mysqli_stmt_class_entry, &input_params) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);
// bind-in-execute
if (input_params) {
zval *tmp;
unsigned int index;
unsigned int hash_num_elements;
unsigned int param_count;
MYSQLND_PARAM_BIND *params;
if (!zend_array_is_list(input_params)) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be a list array");
RETURN_THROWS();
}
hash_num_elements = zend_hash_num_elements(input_params);
param_count = mysql_stmt_param_count(stmt->stmt);
if (hash_num_elements != param_count) {
zend_argument_value_error(ERROR_ARG_POS(2), "must consist of exactly %d elements, %d present", param_count, hash_num_elements);
RETURN_THROWS();
}
params = mysqlnd_stmt_alloc_param_bind(stmt->stmt);
ZEND_ASSERT(params);
index = 0;
ZEND_HASH_FOREACH_VAL(input_params, tmp) {
ZVAL_COPY_VALUE(¶ms[index].zv, tmp);
params[index].type = MYSQL_TYPE_VAR_STRING;
index++;
} ZEND_HASH_FOREACH_END();
if (mysqlnd_stmt_bind_param(stmt->stmt, params)) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
RETVAL_FALSE;
}
}
if (mysql_stmt_execute(stmt->stmt)) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
RETVAL_FALSE;
} else {
RETVAL_TRUE;
}
if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
php_mysqli_report_index(stmt->query, mysqli_stmt_server_status(stmt->stmt));
}
}
/* }}} */
void close_stmt_and_copy_errors(MY_STMT *stmt, MY_MYSQL *mysql)
{
/* mysql_stmt_close() clears errors, so we have to store them temporarily */
MYSQLND_ERROR_INFO error_info = *stmt->stmt->data->error_info;
stmt->stmt->data->error_info->error_list.head = NULL;
stmt->stmt->data->error_info->error_list.tail = NULL;
stmt->stmt->data->error_info->error_list.count = 0;
/* we also remember affected_rows which gets cleared too */
uint64_t affected_rows = mysql->mysql->data->upsert_status->affected_rows;
mysqli_stmt_close(stmt->stmt, false);
stmt->stmt = NULL;
php_clear_stmt_bind(stmt);
/* restore error messages, but into the mysql object */
zend_llist_clean(&mysql->mysql->data->error_info->error_list);
*mysql->mysql->data->error_info = error_info;
mysql->mysql->data->upsert_status->affected_rows = affected_rows;
}
PHP_FUNCTION(mysqli_execute_query)
{
MY_MYSQL *mysql;
MY_STMT *stmt;
char *query = NULL;
size_t query_len;
zval *mysql_link;
HashTable *input_params = NULL;
MYSQL_RES *result;
MYSQLI_RESOURCE *mysqli_resource;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Os|h!", &mysql_link, mysqli_link_class_entry, &query, &query_len, &input_params) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
stmt = (MY_STMT *)ecalloc(1,sizeof(MY_STMT));
if (!(stmt->stmt = mysql_stmt_init(mysql->mysql))) {
MYSQLI_REPORT_MYSQL_ERROR(mysql->mysql);
efree(stmt);
RETURN_FALSE;
}
if (FAIL == mysql_stmt_prepare(stmt->stmt, query, query_len)) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
close_stmt_and_copy_errors(stmt, mysql);
RETURN_FALSE;
}
/* The bit below, which is copied from mysqli_prepare, is needed for bad index exceptions */
/* don't initialize stmt->query with NULL, we ecalloc()-ed the memory */
/* Get performance boost if reporting is switched off */
if (query_len && (MyG(report_mode) & MYSQLI_REPORT_INDEX)) {
stmt->query = estrdup(query);
}
// bind-in-execute
// It's very similar to the mysqli_stmt::execute, but it uses different error handling
if (input_params) {
zval *tmp;
unsigned int index;
unsigned int hash_num_elements;
unsigned int param_count;
MYSQLND_PARAM_BIND *params;
if (!zend_array_is_list(input_params)) {
mysqli_stmt_close(stmt->stmt, false);
stmt->stmt = NULL;
efree(stmt);
zend_argument_value_error(ERROR_ARG_POS(3), "must be a list array");
RETURN_THROWS();
}
hash_num_elements = zend_hash_num_elements(input_params);
param_count = mysql_stmt_param_count(stmt->stmt);
if (hash_num_elements != param_count) {
mysqli_stmt_close(stmt->stmt, false);
stmt->stmt = NULL;
efree(stmt);
zend_argument_value_error(ERROR_ARG_POS(3), "must consist of exactly %d elements, %d present", param_count, hash_num_elements);
RETURN_THROWS();
}
params = mysqlnd_stmt_alloc_param_bind(stmt->stmt);
ZEND_ASSERT(params);
index = 0;
ZEND_HASH_FOREACH_VAL(input_params, tmp) {
ZVAL_COPY_VALUE(¶ms[index].zv, tmp);
params[index].type = MYSQL_TYPE_VAR_STRING;
index++;
} ZEND_HASH_FOREACH_END();
if (mysqlnd_stmt_bind_param(stmt->stmt, params)) {
close_stmt_and_copy_errors(stmt, mysql);
RETURN_FALSE;
}
}
if (mysql_stmt_execute(stmt->stmt)) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
php_mysqli_report_index(stmt->query, mysqli_stmt_server_status(stmt->stmt));
}
close_stmt_and_copy_errors(stmt, mysql);
RETURN_FALSE;
}
if (!mysql_stmt_field_count(stmt->stmt)) {
/* no result set - not a SELECT */
close_stmt_and_copy_errors(stmt, mysql);
RETURN_TRUE;
}
if (MyG(report_mode) & MYSQLI_REPORT_INDEX) {
php_mysqli_report_index(stmt->query, mysqli_stmt_server_status(stmt->stmt));
}
/* get result */
if (!(result = mysqlnd_stmt_get_result(stmt->stmt))) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
close_stmt_and_copy_errors(stmt, mysql);
RETURN_FALSE;
}
mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
mysqli_resource->ptr = (void *)result;
mysqli_resource->status = MYSQLI_STATUS_VALID;
MYSQLI_RETVAL_RESOURCE(mysqli_resource, mysqli_result_class_entry);
close_stmt_and_copy_errors(stmt, mysql);
}
/* {{{ mixed mysqli_stmt_fetch_mysqlnd */
void mysqli_stmt_fetch_mysqlnd(INTERNAL_FUNCTION_PARAMETERS)
{
MY_STMT *stmt;
zval *mysql_stmt;
bool fetched_anything;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_stmt, mysqli_stmt_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_STMT(stmt, mysql_stmt, MYSQLI_STATUS_VALID);
if (FAIL == mysqlnd_stmt_fetch(stmt->stmt, &fetched_anything)) {
MYSQLI_REPORT_STMT_ERROR(stmt->stmt);
RETURN_FALSE;
} else if (fetched_anything) {
RETURN_TRUE;
} else {
RETURN_NULL();
}
}
/* }}} */
/* {{{ Fetch results from a prepared statement into the bound variables */
PHP_FUNCTION(mysqli_stmt_fetch)
{
mysqli_stmt_fetch_mysqlnd(INTERNAL_FUNCTION_PARAM_PASSTHRU);
}
/* }}} */
/* {{{ php_add_field_properties */
static void php_add_field_properties(zval *value, const MYSQL_FIELD *field)
{
add_property_str(value, "name", zend_string_copy(field->sname));
add_property_stringl(value, "orgname", (field->org_name ? field->org_name : ""), field->org_name_length);
add_property_stringl(value, "table", (field->table ? field->table : ""), field->table_length);
add_property_stringl(value, "orgtable", (field->org_table ? field->org_table : ""), field->org_table_length);
add_property_stringl(value, "def", (field->def ? field->def : ""), field->def_length);
add_property_stringl(value, "db", (field->db ? field->db : ""), field->db_length);
/* FIXME: manually set the catalog to "def" due to bug in
* libmysqlclient which does not initialize field->catalog
* and in addition, the catalog is always be "def"
*/
add_property_string(value, "catalog", "def");
add_property_long(value, "max_length", 0);
add_property_long(value, "length", field->length);
add_property_long(value, "charsetnr", field->charsetnr);
add_property_long(value, "flags", field->flags);
add_property_long(value, "type", field->type);
add_property_long(value, "decimals", field->decimals);
}
/* }}} */
/* {{{ Get column information from a result and return as an object */
PHP_FUNCTION(mysqli_fetch_field)
{
MYSQL_RES *result;
zval *mysql_result;
const MYSQL_FIELD *field;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
if (!(field = mysql_fetch_field(result))) {
RETURN_FALSE;
}
object_init(return_value);
php_add_field_properties(return_value, field);
}
/* }}} */
/* {{{ Return array of objects containing field meta-data */
PHP_FUNCTION(mysqli_fetch_fields)
{
MYSQL_RES *result;
zval *mysql_result;
zval obj;
unsigned int i, num_fields;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
array_init(return_value);
num_fields = mysql_num_fields(result);
for (i = 0; i < num_fields; i++) {
const MYSQL_FIELD *field = mysql_fetch_field_direct(result, i);
object_init(&obj);
php_add_field_properties(&obj, field);
add_index_zval(return_value, i, &obj);
}
}
/* }}} */
/* {{{ Fetch meta-data for a single field */
PHP_FUNCTION(mysqli_fetch_field_direct)
{
MYSQL_RES *result;
zval *mysql_result;
const MYSQL_FIELD *field;
zend_long offset;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &offset) == FAILURE) {
RETURN_THROWS();
}
if (offset < 0) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be greater than or equal to 0");
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
if (offset >= (zend_long) mysql_num_fields(result)) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be less than the number of fields for this result set");
RETURN_THROWS();
}
if (!(field = mysql_fetch_field_direct(result,offset))) {
RETURN_FALSE;
}
object_init(return_value);
php_add_field_properties(return_value, field);
}
/* }}} */
/* {{{ Get the length of each output in a result */
PHP_FUNCTION(mysqli_fetch_lengths)
{
MYSQL_RES *result;
zval *mysql_result;
unsigned int i, num_fields;
const size_t *ret;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
// TODO Warning?
if (!(ret = mysql_fetch_lengths(result))) {
RETURN_FALSE;
}
array_init(return_value);
num_fields = mysql_num_fields(result);
for (i = 0; i < num_fields; i++) {
add_index_long(return_value, i, ret[i]);
}
}
/* }}} */
/* {{{ Get a result row as an enumerated array */
PHP_FUNCTION(mysqli_fetch_row)
{
php_mysqli_fetch_into_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, MYSQLI_NUM, 0);
}
/* }}} */
/* {{{ Fetch the number of fields returned by the last query for the given link */
PHP_FUNCTION(mysqli_field_count)
{
MY_MYSQL *mysql;
zval *mysql_link;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_LONG(mysql_field_count(mysql->mysql));
}
/* }}} */
/* {{{ Set result pointer to a specified field offset */
PHP_FUNCTION(mysqli_field_seek)
{
MYSQL_RES *result;
zval *mysql_result;
zend_long fieldnr;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &mysql_result, mysqli_result_class_entry, &fieldnr) == FAILURE) {
RETURN_THROWS();
}
if (fieldnr < 0) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be greater than or equal to 0");
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
if ((uint32_t)fieldnr >= mysql_num_fields(result)) {
zend_argument_value_error(ERROR_ARG_POS(2), "must be less than the number of fields for this result set");
RETURN_THROWS();
}
mysql_field_seek(result, fieldnr);
RETURN_TRUE;
}
/* }}} */
/* {{{ Get current field offset of result pointer */
PHP_FUNCTION(mysqli_field_tell)
{
MYSQL_RES *result;
zval *mysql_result;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
RETURN_LONG(mysql_field_tell(result));
}
/* }}} */
/* {{{ Free query result memory for the given result handle */
PHP_FUNCTION(mysqli_free_result)
{
MYSQL_RES *result;
zval *mysql_result;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_result, mysqli_result_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE(result, MYSQL_RES *, mysql_result, "mysqli_result", MYSQLI_STATUS_VALID);
mysqli_free_result(result, false);
MYSQLI_CLEAR_RESOURCE(mysql_result);
}
/* }}} */
/* {{{ Get MySQL client info */
PHP_FUNCTION(mysqli_get_client_info)
{
if (getThis()) {
if (zend_parse_parameters_none() == FAILURE) {
RETURN_THROWS();
}
} else {
zval *mysql_link;
if (zend_parse_parameters(ZEND_NUM_ARGS(), "|O!", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
if (ZEND_NUM_ARGS()) {
php_error_docref(NULL, E_DEPRECATED, "Passing connection object as an argument is deprecated");
}
}
RETURN_STRING(mysql_get_client_info());
}
/* }}} */
/* {{{ Get MySQL client info */
PHP_FUNCTION(mysqli_get_client_version)
{
if (zend_parse_parameters_none() == FAILURE) {
RETURN_THROWS();
}
RETURN_LONG((zend_long)mysql_get_client_version());
}
/* }}} */
/* {{{ Get MySQL host info */
PHP_FUNCTION(mysqli_get_host_info)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_STRING((mysql->mysql->data->host_info) ? mysql->mysql->data->host_info : "");
}
/* }}} */
/* {{{ Get MySQL protocol information */
PHP_FUNCTION(mysqli_get_proto_info)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_LONG(mysql_get_proto_info(mysql->mysql));
}
/* }}} */
/* {{{ Get MySQL server info */
PHP_FUNCTION(mysqli_get_server_info)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_STRING(mysql_get_server_info(mysql->mysql));
}
/* }}} */
/* {{{ Return the MySQL version for the server referenced by the given link */
PHP_FUNCTION(mysqli_get_server_version)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
RETURN_LONG(mysql_get_server_version(mysql->mysql));
}
/* }}} */
/* {{{ Get information about the most recent query */
PHP_FUNCTION(mysqli_info)
{
MY_MYSQL *mysql;
zval *mysql_link = NULL;
const char *info;
if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &mysql_link, mysqli_link_class_entry) == FAILURE) {
RETURN_THROWS();
}
MYSQLI_FETCH_RESOURCE_CONN(mysql, mysql_link, MYSQLI_STATUS_VALID);
info = mysql_info(mysql->mysql);
if (info) {
RETURN_STRING(info);
}
}
/* }}} */
/* {{{ php_mysqli_init() */
void php_mysqli_init(INTERNAL_FUNCTION_PARAMETERS, bool is_method)
{
MYSQLI_RESOURCE *mysqli_resource;
MY_MYSQL *mysql;
if (is_method && (Z_MYSQLI_P(getThis()))->ptr) {
return;
}
mysql = (MY_MYSQL *)ecalloc(1, sizeof(MY_MYSQL));
/*
We create always persistent, as if the user want to connect
to p:somehost, we can't convert the handle then
*/
if (!(mysql->mysql = mysqlnd_init(MYSQLND_CLIENT_NO_FLAG, true)))
{
efree(mysql);
RETURN_FALSE;
}
mysqli_resource = (MYSQLI_RESOURCE *)ecalloc (1, sizeof(MYSQLI_RESOURCE));
mysqli_resource->ptr = (void *)mysql;
mysqli_resource->status = MYSQLI_STATUS_INITIALIZED;
if (!is_method) {
MYSQLI_RETVAL_RESOURCE(mysqli_resource, mysqli_link_class_entry);
} else {
(Z_MYSQLI_P(getThis()))->ptr = mysqli_resource;
}
}
/* }}} */
/* {{{ Initialize mysqli and return a resource for use with mysql_real_connect */