mirror of
https://github.com/php/php-src.git
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298 lines
9.3 KiB
C
298 lines
9.3 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP Version 5 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997-2004 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.0 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.php.net/license/3_0.txt. |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author : Rui Hirokawa <hirokawa@php.net> |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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#include "dbx.h"
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#include "php_dbx.h"
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#include "dbx_pgsql.h"
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#include <string.h>
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#define PGSQL_ASSOC 1<<0
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#define PGSQL_NUM 1<<1
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int dbx_pgsql_connect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns connection handle as resource on success or 0 as long on failure */
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int nargs=5;
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char *port="5432", *connstring=NULL;
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zval **args[5], *rarg = NULL;
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zval *conn_zval = NULL;
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zval *returned_zval=NULL;
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MAKE_STD_ZVAL(conn_zval);
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ZVAL_LONG(conn_zval, 0);
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if (Z_STRLEN_PP(username)>0) {
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int len;
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len = Z_STRLEN_PP(host)+Z_STRLEN_PP(db)+strlen(port);
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len += Z_STRLEN_PP(username)+Z_STRLEN_PP(password)+45;
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connstring = (char *)emalloc(len+1);
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sprintf(connstring, "host='%s' port='%s' dbname='%s' user='%s' password='%s'",
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Z_STRVAL_PP(host), port, Z_STRVAL_PP(db),
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Z_STRVAL_PP(username), Z_STRVAL_PP(password));
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ZVAL_STRING(conn_zval, connstring, 0);
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args[0] = &conn_zval;
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nargs = 1;
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} else {
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int k;
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args[0] = host;
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for (k=1;k<4;k++){
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MAKE_STD_ZVAL(rarg);
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ZVAL_EMPTY_STRING(rarg);
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args[k] = &rarg;
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}
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args[4] = db;
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}
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_connect", &returned_zval, nargs, args);
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zval_dtor(conn_zval);
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FREE_ZVAL(conn_zval);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_pconnect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns persistent connection handle as resource on success or 0 as long on failure */
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int nargs=5;
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char *port="5432", *connstring=NULL;
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zval **args[5], *rarg = NULL;
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zval *conn_zval = NULL;
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zval *returned_zval=NULL;
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MAKE_STD_ZVAL(conn_zval);
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ZVAL_LONG(conn_zval, 0);
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if (Z_STRLEN_PP(username)>0) {
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int len;
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len = Z_STRLEN_PP(host)+Z_STRLEN_PP(db)+strlen(port);
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len += Z_STRLEN_PP(username)+Z_STRLEN_PP(password)+45;
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connstring = (char *)emalloc(len+1);
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sprintf(connstring, "host='%s' port='%s' dbname='%s' user='%s' password='%s'",
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Z_STRVAL_PP(host), port, Z_STRVAL_PP(db),
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Z_STRVAL_PP(username), Z_STRVAL_PP(password));
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ZVAL_STRING(conn_zval, connstring, 0);
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args[0] = &conn_zval;
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nargs = 1;
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} else {
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int k;
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args[0] = host;
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for (k=1;k<4;k++){
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MAKE_STD_ZVAL(rarg);
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ZVAL_EMPTY_STRING(rarg);
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args[k] = &rarg;
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}
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args[4] = db;
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}
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_pconnect", &returned_zval, nargs, args);
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zval_dtor(conn_zval);
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FREE_ZVAL(conn_zval);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_close(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns 1 as long on success or 0 as long on failure */
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int number_of_arguments=1;
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zval **arguments[1];
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zval *returned_zval=NULL;
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arguments[0]=dbx_handle;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_close", &returned_zval, number_of_arguments, arguments);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_BOOL) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_query(zval **rv, zval **dbx_handle, zval **db_name, zval **sql_statement, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns 1 as long or a result identifier as resource on success
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or 0 as long on failure */
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int nargs=2;
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zval **args[2];
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zval *returned_zval=NULL;
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/* db_name is not used in this function */
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args[0]=dbx_handle;
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args[1]=sql_statement;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_query", &returned_zval, nargs, args);
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/* pg_query returns a bool for success or failure,
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or a result_identifier for select statements */
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if (!returned_zval || (Z_TYPE_P(returned_zval)!=IS_BOOL && Z_TYPE_P(returned_zval)!=IS_RESOURCE)) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_getcolumncount(zval **rv, zval **result_handle, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns column-count as long on success or 0 as long on failure */
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int number_of_arguments=1;
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zval **arguments[1];
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zval *returned_zval=NULL;
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arguments[0]=result_handle;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_num_fields", &returned_zval, number_of_arguments, arguments);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_LONG) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_getcolumnname(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns column-name as string on success or 0 as long on failure */
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int number_of_arguments=2;
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zval **arguments[2];
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zval *zval_column_index;
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zval *returned_zval=NULL;
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MAKE_STD_ZVAL(zval_column_index);
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ZVAL_LONG(zval_column_index, column_index);
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arguments[0]=result_handle;
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arguments[1]=&zval_column_index;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_field_name", &returned_zval, number_of_arguments, arguments);
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/* pg_fieldname returns a string */
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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FREE_ZVAL(zval_column_index);
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return 0;
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}
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FREE_ZVAL(zval_column_index);
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_getcolumntype(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns column-type as string on success or 0 as long on failure */
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int number_of_arguments=2;
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zval **arguments[2];
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zval *zval_column_index;
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zval *returned_zval=NULL;
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MAKE_STD_ZVAL(zval_column_index);
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ZVAL_LONG(zval_column_index, column_index);
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arguments[0]=result_handle;
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arguments[1]=&zval_column_index;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_field_type", &returned_zval, number_of_arguments, arguments);
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/* pg_fieldtype returns a string */
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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FREE_ZVAL(zval_column_index);
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return 0;
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}
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FREE_ZVAL(zval_column_index);
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_getrow(zval **rv, zval **result_handle, long row_number, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns array[0..columncount-1] as strings on success or 0 as long on failure */
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int number_of_arguments=1;
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zval **arguments[1];
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zval *returned_zval=NULL;
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arguments[0]=result_handle;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_fetch_array", &returned_zval, number_of_arguments, arguments);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_ARRAY) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_error(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns string */
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int number_of_arguments=1;
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zval **arguments[1];
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zval *returned_zval=NULL;
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arguments[0]=dbx_handle;
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if (!dbx_handle) number_of_arguments=0;
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dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "pg_last_error", &returned_zval, number_of_arguments, arguments);
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if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
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if (returned_zval) zval_ptr_dtor(&returned_zval);
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return 0;
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}
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MOVE_RETURNED_TO_RV(rv, returned_zval);
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return 1;
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}
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int dbx_pgsql_esc(zval **rv, zval **dbx_handle, zval **string, INTERNAL_FUNCTION_PARAMETERS)
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{
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/* returns escaped string */
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/* replace \ with \\ */
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/* ' with '' */
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char * str;
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int len;
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char * tmpstr;
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int tmplen;
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if (Z_STRLEN_PP(string) == 0) {
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ZVAL_EMPTY_STRING(*rv);
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return 1;
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}
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tmpstr = estrdup(Z_STRVAL_PP(string));
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tmplen = Z_STRLEN_PP(string);
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/* php_str_to_str uses a smart_str that allocates memory */
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/* this memory must be freed or passed on to rv */
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str = php_str_to_str(tmpstr, tmplen, "\\", 1, "\\\\", 2, &len);
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efree(tmpstr);
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tmpstr=str; tmplen=len;
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str = php_str_to_str(tmpstr, tmplen, "'", 1, "''", 2, &len);
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efree(tmpstr);
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ZVAL_STRINGL(*rv, str, len, 0);
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return 1;
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}
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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*/
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