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|
/*
+----------------------------------------------------------------------+
| PHP Version 4 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2003 The PHP Group |
+----------------------------------------------------------------------+
| dbx module version 1.0 |
+----------------------------------------------------------------------+
| Copyright (c) 2001 Guidance Rotterdam BV |
+----------------------------------------------------------------------+
| This source file is subject to version 2.02 of the PHP license, |
| that is bundled with this package in the file LICENSE, and is |
| available at through the world-wide-web at |
| http://www.php.net/license/2_02.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. |
+----------------------------------------------------------------------+
| Author : Marc Boeren <marc@guidance.nl> |
+----------------------------------------------------------------------+
*/
/* $Id: dbx_mssql.c,v 1.12.2.1 2002/12/31 16:34:22 sebastian Exp $ */
#include "dbx.h"
#include "dbx_mssql.h"
#define MSSQL_ASSOC 1<<0
#define MSSQL_NUM 1<<1
int dbx_mssql_connect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns connection handle as resource on success or 0 as long on failure */
int number_of_arguments=3;
zval **arguments[3];
zval *returned_zval=NULL;
zval *select_db_zval=NULL;
arguments[0]=host;
arguments[1]=username;
arguments[2]=password;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_connect", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
number_of_arguments=2;
arguments[0]=db;
arguments[1]=&returned_zval;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_select_db", &select_db_zval, number_of_arguments, arguments);
if (!select_db_zval || (Z_TYPE_P(select_db_zval)==IS_BOOL && Z_LVAL_P(select_db_zval)==0) ) {
if (select_db_zval) zval_ptr_dtor(&select_db_zval);
/* also close connection */
number_of_arguments=1;
arguments[0]=&returned_zval;
zend_list_addref(Z_LVAL_P(returned_zval));
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_close", &select_db_zval, number_of_arguments, arguments);
if (select_db_zval) zval_ptr_dtor(&select_db_zval);
zval_ptr_dtor(&returned_zval);
return 0;
}
zval_ptr_dtor(&select_db_zval);
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_pconnect(zval **rv, zval **host, zval **db, zval **username, zval **password, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns persistent connection handle as resource on success or 0 as long on failure */
int number_of_arguments=3;
zval **arguments[3];
zval *returned_zval=NULL;
zval *select_db_zval=NULL;
arguments[0]=host;
arguments[1]=username;
arguments[2]=password;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_pconnect", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_RESOURCE) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
number_of_arguments=2;
arguments[0]=db;
arguments[1]=&returned_zval;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_select_db", &select_db_zval, number_of_arguments, arguments);
if (!select_db_zval || (Z_TYPE_P(select_db_zval)==IS_BOOL && Z_LVAL_P(select_db_zval)==0) ) {
if (select_db_zval) zval_ptr_dtor(&select_db_zval);
/* also close connection */
number_of_arguments=1;
arguments[0]=&returned_zval;
zend_list_addref(Z_LVAL_P(returned_zval));
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_close", &select_db_zval, number_of_arguments, arguments);
if (select_db_zval) zval_ptr_dtor(&select_db_zval);
zval_ptr_dtor(&returned_zval);
return 0;
}
zval_ptr_dtor(&select_db_zval);
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_close(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns 1 as long on success or 0 as long on failure */
int number_of_arguments=1;
zval **arguments[1];
zval *returned_zval=NULL;
arguments[0]=dbx_handle;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_close", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_BOOL) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_query(zval **rv, zval **dbx_handle, zval **db_name, zval **sql_statement, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns 1 as long or a result identifier as resource on success or 0 as long on failure */
int number_of_arguments=2;
zval **arguments[2];
zval *returned_zval=NULL;
zval *select_db_zval=NULL;
number_of_arguments=2;
arguments[0]=db_name;
arguments[1]=dbx_handle;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_select_db", &select_db_zval, number_of_arguments, arguments);
zval_ptr_dtor(&select_db_zval);
number_of_arguments=2;
arguments[0]=sql_statement;
arguments[1]=dbx_handle;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_query", &returned_zval, number_of_arguments, arguments);
/* mssql_query returns a bool for success or failure, or a result_identifier for select statements */
if (!returned_zval || (Z_TYPE_P(returned_zval)!=IS_BOOL && Z_TYPE_P(returned_zval)!=IS_RESOURCE)) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_getcolumncount(zval **rv, zval **result_handle, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns column-count as long on success or 0 as long on failure */
int number_of_arguments=1;
zval **arguments[1];
zval *returned_zval=NULL;
arguments[0]=result_handle;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_num_fields", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_LONG) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_getcolumnname(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns column-name as string on success or 0 as long on failure */
int number_of_arguments=2;
zval **arguments[2];
zval *zval_column_index;
zval *returned_zval=NULL;
MAKE_STD_ZVAL(zval_column_index);
ZVAL_LONG(zval_column_index, column_index);
arguments[0]=result_handle;
arguments[1]=&zval_column_index;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_field_name", &returned_zval, number_of_arguments, arguments);
/* mssql_field_name returns a string */
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
FREE_ZVAL(zval_column_index);
return 0;
}
FREE_ZVAL(zval_column_index);
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_getcolumntype(zval **rv, zval **result_handle, long column_index, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns column-type as string on success or 0 as long on failure */
int number_of_arguments=2;
zval **arguments[2];
zval *zval_column_index;
zval *returned_zval=NULL;
MAKE_STD_ZVAL(zval_column_index);
ZVAL_LONG(zval_column_index, column_index);
arguments[0]=result_handle;
arguments[1]=&zval_column_index;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_field_type", &returned_zval, number_of_arguments, arguments);
/* mssql_field_name returns a string */
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
FREE_ZVAL(zval_column_index);
return 0;
}
FREE_ZVAL(zval_column_index);
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_getrow(zval **rv, zval **result_handle, long row_number, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns array[0..columncount-1] as strings on success or 0 as long on failure */
int number_of_arguments=1;
zval **arguments[1];
zval *returned_zval=NULL;
arguments[0]=result_handle;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_fetch_row", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_ARRAY) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_error(zval **rv, zval **dbx_handle, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns string */
int number_of_arguments=1;
zval **arguments[1];
zval *returned_zval=NULL;
arguments[0]=dbx_handle;
if (!dbx_handle) number_of_arguments=0;
dbx_call_any_function(INTERNAL_FUNCTION_PARAM_PASSTHRU, "mssql_get_last_message", &returned_zval, number_of_arguments, arguments);
if (!returned_zval || Z_TYPE_P(returned_zval)!=IS_STRING) {
if (returned_zval) zval_ptr_dtor(&returned_zval);
return 0;
}
MOVE_RETURNED_TO_RV(rv, returned_zval);
return 1;
}
int dbx_mssql_esc(zval **rv, zval **dbx_handle, zval **string, INTERNAL_FUNCTION_PARAMETERS)
{
/* returns escaped string */
/* replace ' with '' */
char * str;
int len;
char * tmpstr;
int tmplen;
if (Z_STRLEN_PP(string) == 0) {
ZVAL_EMPTY_STRING(*rv);
return 1;
}
tmpstr = estrdup(Z_STRVAL_PP(string));
tmplen = Z_STRLEN_PP(string);
/* php_str_to_str uses a smart_str that allocates memory */
/* this memory must be freed or passed on to rv */
str = php_str_to_str(tmpstr, tmplen, "'", 1, "''", 2, &len);
efree(tmpstr);
ZVAL_STRINGL(*rv, str, len, 0);
return 1;
}
/*
* Local variables:
* tab-width: 4
* c-basic-offset: 4
* End:
*/
|
