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interbase.c
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interbase.c
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/*
+----------------------------------------------------------------------+
| PHP Version 5 |
+----------------------------------------------------------------------+
| Copyright (c) 1997-2009 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: |
| http://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: Jouni Ahto <jouni.ahto@exdec.fi> |
| Andrew Avdeev <andy@rsc.mv.ru> |
| Ard Biesheuvel <a.k.biesheuvel@ewi.tudelft.nl> |
+----------------------------------------------------------------------+
*/
/* $Id$ */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define _GNU_SOURCE
#include "php.h"
#if HAVE_IBASE
#include "php_ini.h"
#include "ext/standard/php_standard.h"
#include "ext/standard/md5.h"
#include "php_interbase.h"
#include "php_ibase_includes.h"
#include "SAPI.h"
#include <time.h>
#define ROLLBACK 0
#define COMMIT 1
#define RETAIN 2
#define CHECK_LINK(link) { if (link==-1) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "A link to the server could not be established"); RETURN_FALSE; } }
ZEND_DECLARE_MODULE_GLOBALS(ibase)
static PHP_GINIT_FUNCTION(ibase);
/* {{{ arginfo */
ZEND_BEGIN_ARG_INFO(arginfo_ibase_errmsg, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO(arginfo_ibase_errcode, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_connect, 0, 0, 1)
ZEND_ARG_INFO(0, database)
ZEND_ARG_INFO(0, username)
ZEND_ARG_INFO(0, password)
ZEND_ARG_INFO(0, charset)
ZEND_ARG_INFO(0, buffers)
ZEND_ARG_INFO(0, dialect)
ZEND_ARG_INFO(0, role)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_pconnect, 0, 0, 1)
ZEND_ARG_INFO(0, database)
ZEND_ARG_INFO(0, username)
ZEND_ARG_INFO(0, password)
ZEND_ARG_INFO(0, charset)
ZEND_ARG_INFO(0, buffers)
ZEND_ARG_INFO(0, dialect)
ZEND_ARG_INFO(0, role)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_close, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_drop_db, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_trans, 0, 0, 0)
ZEND_ARG_INFO(0, trans_args)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, trans_args)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_commit, 0, 0, 1)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_rollback, 0, 0, 1)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_commit_ret, 0, 0, 1)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_rollback_ret, 0, 0, 1)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_gen_id, 0, 0, 1)
ZEND_ARG_INFO(0, generator)
ZEND_ARG_INFO(0, increment)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_create, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_open, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, blob_id)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_add, 0, 0, 2)
ZEND_ARG_INFO(0, blob_handle)
ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_get, 0, 0, 2)
ZEND_ARG_INFO(0, blob_handle)
ZEND_ARG_INFO(0, len)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_close, 0, 0, 1)
ZEND_ARG_INFO(0, blob_handle)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_cancel, 0, 0, 1)
ZEND_ARG_INFO(0, blob_handle)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_info, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, blob_id)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_echo, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, blob_id)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_blob_import, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, file)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_query, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, query)
ZEND_ARG_INFO(0, bind_arg)
ZEND_ARG_INFO(0, bind_arg)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_affected_rows, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_END_ARG_INFO()
#if abies_0
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_num_rows, 0, 0, 1)
ZEND_ARG_INFO(0, result_identifier)
ZEND_END_ARG_INFO()
#endif
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_fetch_row, 0, 0, 1)
ZEND_ARG_INFO(0, result)
ZEND_ARG_INFO(0, fetch_flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_fetch_assoc, 0, 0, 1)
ZEND_ARG_INFO(0, result)
ZEND_ARG_INFO(0, fetch_flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_fetch_object, 0, 0, 1)
ZEND_ARG_INFO(0, result)
ZEND_ARG_INFO(0, fetch_flags)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_name_result, 0, 0, 2)
ZEND_ARG_INFO(0, result)
ZEND_ARG_INFO(0, name)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_free_result, 0, 0, 1)
ZEND_ARG_INFO(0, result)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_prepare, 0, 0, 0)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, query)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_execute, 0, 0, 1)
ZEND_ARG_INFO(0, query)
ZEND_ARG_INFO(0, bind_arg)
ZEND_ARG_INFO(0, bind_arg)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_free_query, 0, 0, 1)
ZEND_ARG_INFO(0, query)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_num_fields, 0, 0, 1)
ZEND_ARG_INFO(0, query_result)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_field_info, 0, 0, 2)
ZEND_ARG_INFO(0, query_result)
ZEND_ARG_INFO(0, field_number)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_num_params, 0, 0, 1)
ZEND_ARG_INFO(0, query)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_param_info, 0, 0, 2)
ZEND_ARG_INFO(0, query)
ZEND_ARG_INFO(0, field_number)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_add_user, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, user_name)
ZEND_ARG_INFO(0, password)
ZEND_ARG_INFO(0, first_name)
ZEND_ARG_INFO(0, middle_name)
ZEND_ARG_INFO(0, last_name)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_modify_user, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, user_name)
ZEND_ARG_INFO(0, password)
ZEND_ARG_INFO(0, first_name)
ZEND_ARG_INFO(0, middle_name)
ZEND_ARG_INFO(0, last_name)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_delete_user, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, user_name)
ZEND_ARG_INFO(0, password)
ZEND_ARG_INFO(0, first_name)
ZEND_ARG_INFO(0, middle_name)
ZEND_ARG_INFO(0, last_name)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_service_attach, 0, 0, 3)
ZEND_ARG_INFO(0, host)
ZEND_ARG_INFO(0, dba_username)
ZEND_ARG_INFO(0, dba_password)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_service_detach, 0, 0, 1)
ZEND_ARG_INFO(0, service_handle)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_backup, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, source_db)
ZEND_ARG_INFO(0, dest_file)
ZEND_ARG_INFO(0, options)
ZEND_ARG_INFO(0, verbose)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_restore, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, source_file)
ZEND_ARG_INFO(0, dest_db)
ZEND_ARG_INFO(0, options)
ZEND_ARG_INFO(0, verbose)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_maintain_db, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, db)
ZEND_ARG_INFO(0, action)
ZEND_ARG_INFO(0, argument)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_db_info, 0, 0, 3)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, db)
ZEND_ARG_INFO(0, action)
ZEND_ARG_INFO(0, argument)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_server_info, 0, 0, 2)
ZEND_ARG_INFO(0, service_handle)
ZEND_ARG_INFO(0, action)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_wait_event, 0, 0, 1)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, event)
ZEND_ARG_INFO(0, event2)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_set_event_handler, 0, 0, 2)
ZEND_ARG_INFO(0, link_identifier)
ZEND_ARG_INFO(0, handler)
ZEND_ARG_INFO(0, event)
ZEND_ARG_INFO(0, event2)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_ibase_free_event_handler, 0, 0, 1)
ZEND_ARG_INFO(0, event)
ZEND_END_ARG_INFO()
/* }}} */
/* {{{ extension definition structures */
const zend_function_entry ibase_functions[] = {
PHP_FE(ibase_connect, arginfo_ibase_connect)
PHP_FE(ibase_pconnect, arginfo_ibase_pconnect)
PHP_FE(ibase_close, arginfo_ibase_close)
PHP_FE(ibase_drop_db, arginfo_ibase_drop_db)
PHP_FE(ibase_query, arginfo_ibase_query)
PHP_FE(ibase_fetch_row, arginfo_ibase_fetch_row)
PHP_FE(ibase_fetch_assoc, arginfo_ibase_fetch_assoc)
PHP_FE(ibase_fetch_object, arginfo_ibase_fetch_object)
PHP_FE(ibase_free_result, arginfo_ibase_free_result)
PHP_FE(ibase_name_result, arginfo_ibase_name_result)
PHP_FE(ibase_prepare, arginfo_ibase_prepare)
PHP_FE(ibase_execute, arginfo_ibase_execute)
PHP_FE(ibase_free_query, arginfo_ibase_free_query)
PHP_FE(ibase_gen_id, arginfo_ibase_gen_id)
PHP_FE(ibase_num_fields, arginfo_ibase_num_fields)
PHP_FE(ibase_num_params, arginfo_ibase_num_params)
#if abies_0
PHP_FE(ibase_num_rows, arginfo_ibase_num_rows)
#endif
PHP_FE(ibase_affected_rows, arginfo_ibase_affected_rows)
PHP_FE(ibase_field_info, arginfo_ibase_field_info)
PHP_FE(ibase_param_info, arginfo_ibase_param_info)
PHP_FE(ibase_trans, arginfo_ibase_trans)
PHP_FE(ibase_commit, arginfo_ibase_commit)
PHP_FE(ibase_rollback, arginfo_ibase_rollback)
PHP_FE(ibase_commit_ret, arginfo_ibase_commit_ret)
PHP_FE(ibase_rollback_ret, arginfo_ibase_rollback_ret)
PHP_FE(ibase_blob_info, arginfo_ibase_blob_info)
PHP_FE(ibase_blob_create, arginfo_ibase_blob_create)
PHP_FE(ibase_blob_add, arginfo_ibase_blob_add)
PHP_FE(ibase_blob_cancel, arginfo_ibase_blob_cancel)
PHP_FE(ibase_blob_close, arginfo_ibase_blob_close)
PHP_FE(ibase_blob_open, arginfo_ibase_blob_open)
PHP_FE(ibase_blob_get, arginfo_ibase_blob_get)
PHP_FE(ibase_blob_echo, arginfo_ibase_blob_echo)
PHP_FE(ibase_blob_import, arginfo_ibase_blob_import)
PHP_FE(ibase_errmsg, arginfo_ibase_errmsg)
PHP_FE(ibase_errcode, arginfo_ibase_errcode)
PHP_FE(ibase_add_user, arginfo_ibase_add_user)
PHP_FE(ibase_modify_user, arginfo_ibase_modify_user)
PHP_FE(ibase_delete_user, arginfo_ibase_delete_user)
PHP_FE(ibase_service_attach, arginfo_ibase_service_attach)
PHP_FE(ibase_service_detach, arginfo_ibase_service_detach)
PHP_FE(ibase_backup, arginfo_ibase_backup)
PHP_FE(ibase_restore, arginfo_ibase_restore)
PHP_FE(ibase_maintain_db, arginfo_ibase_maintain_db)
PHP_FE(ibase_db_info, arginfo_ibase_db_info)
PHP_FE(ibase_server_info, arginfo_ibase_server_info)
PHP_FE(ibase_wait_event, arginfo_ibase_wait_event)
PHP_FE(ibase_set_event_handler, arginfo_ibase_set_event_handler)
PHP_FE(ibase_free_event_handler, arginfo_ibase_free_event_handler)
/**
* These aliases are provided in order to maintain forward compatibility. As Firebird
* and InterBase are developed independently, functionality might be different between
* the two branches in future versions.
* Firebird users should use the aliases, so future InterBase-specific changes will
* not affect their code
*/
PHP_FALIAS(fbird_connect,ibase_connect, NULL)
PHP_FALIAS(fbird_pconnect,ibase_pconnect, NULL)
PHP_FALIAS(fbird_close,ibase_close, NULL)
PHP_FALIAS(fbird_drop_db,ibase_drop_db, NULL)
PHP_FALIAS(fbird_query,ibase_query, NULL)
PHP_FALIAS(fbird_fetch_row,ibase_fetch_row, NULL)
PHP_FALIAS(fbird_fetch_assoc,ibase_fetch_assoc, NULL)
PHP_FALIAS(fbird_fetch_object,ibase_fetch_object, NULL)
PHP_FALIAS(fbird_free_result,ibase_free_result, NULL)
PHP_FALIAS(fbird_name_result,ibase_name_result, NULL)
PHP_FALIAS(fbird_prepare,ibase_prepare, NULL)
PHP_FALIAS(fbird_execute,ibase_execute, NULL)
PHP_FALIAS(fbird_free_query,ibase_free_query, NULL)
PHP_FALIAS(fbird_gen_id,ibase_gen_id, NULL)
PHP_FALIAS(fbird_num_fields,ibase_num_fields, NULL)
PHP_FALIAS(fbird_num_params,ibase_num_params, NULL)
#if abies_0
PHP_FALIAS(fbird_num_rows,ibase_num_rows, NULL)
#endif
PHP_FALIAS(fbird_affected_rows,ibase_affected_rows, NULL)
PHP_FALIAS(fbird_field_info,ibase_field_info, NULL)
PHP_FALIAS(fbird_param_info,ibase_param_info, NULL)
PHP_FALIAS(fbird_trans,ibase_trans, NULL)
PHP_FALIAS(fbird_commit,ibase_commit, NULL)
PHP_FALIAS(fbird_rollback,ibase_rollback, NULL)
PHP_FALIAS(fbird_commit_ret,ibase_commit_ret, NULL)
PHP_FALIAS(fbird_rollback_ret,ibase_rollback_ret, NULL)
PHP_FALIAS(fbird_blob_info,ibase_blob_info, NULL)
PHP_FALIAS(fbird_blob_create,ibase_blob_create, NULL)
PHP_FALIAS(fbird_blob_add,ibase_blob_add, NULL)
PHP_FALIAS(fbird_blob_cancel,ibase_blob_cancel, NULL)
PHP_FALIAS(fbird_blob_close,ibase_blob_close, NULL)
PHP_FALIAS(fbird_blob_open,ibase_blob_open, NULL)
PHP_FALIAS(fbird_blob_get,ibase_blob_get, NULL)
PHP_FALIAS(fbird_blob_echo,ibase_blob_echo, NULL)
PHP_FALIAS(fbird_blob_import,ibase_blob_import, NULL)
PHP_FALIAS(fbird_errmsg,ibase_errmsg, NULL)
PHP_FALIAS(fbird_errcode,ibase_errcode, NULL)
PHP_FALIAS(fbird_add_user,ibase_add_user, NULL)
PHP_FALIAS(fbird_modify_user,ibase_modify_user, NULL)
PHP_FALIAS(fbird_delete_user,ibase_delete_user, NULL)
PHP_FALIAS(fbird_service_attach,ibase_service_attach, NULL)
PHP_FALIAS(fbird_service_detach,ibase_service_detach, NULL)
PHP_FALIAS(fbird_backup,ibase_backup, NULL)
PHP_FALIAS(fbird_restore,ibase_restore, NULL)
PHP_FALIAS(fbird_maintain_db,ibase_maintain_db, NULL)
PHP_FALIAS(fbird_db_info,ibase_db_info, NULL)
PHP_FALIAS(fbird_server_info,ibase_server_info, NULL)
PHP_FALIAS(fbird_wait_event,ibase_wait_event, NULL)
PHP_FALIAS(fbird_set_event_handler,ibase_set_event_handler, NULL)
PHP_FALIAS(fbird_free_event_handler,ibase_free_event_handler, NULL)
{NULL, NULL, NULL}
};
zend_module_entry ibase_module_entry = {
STANDARD_MODULE_HEADER,
"interbase",
ibase_functions,
PHP_MINIT(ibase),
PHP_MSHUTDOWN(ibase),
NULL,
PHP_RSHUTDOWN(ibase),
PHP_MINFO(ibase),
NO_VERSION_YET,
PHP_MODULE_GLOBALS(ibase),
PHP_GINIT(ibase),
NULL,
NULL,
STANDARD_MODULE_PROPERTIES_EX
};
#ifdef COMPILE_DL_INTERBASE
ZEND_GET_MODULE(ibase)
#endif
/* True globals, no need for thread safety */
int le_link, le_plink, le_trans;
/* }}} */
/* error handling ---------------------------- */
/* {{{ proto string ibase_errmsg(void)
Return error message */
PHP_FUNCTION(ibase_errmsg)
{
if (zend_parse_parameters_none() == FAILURE) {
return;
}
if (IBG(sql_code) != 0) {
RETURN_STRING(IBG(errmsg), 1);
}
RETURN_FALSE;
}
/* }}} */
/* {{{ proto int ibase_errcode(void)
Return error code */
PHP_FUNCTION(ibase_errcode)
{
if (zend_parse_parameters_none() == FAILURE) {
return;
}
if (IBG(sql_code) != 0) {
RETURN_LONG(IBG(sql_code));
}
RETURN_FALSE;
}
/* }}} */
/* print interbase error and save it for ibase_errmsg() */
void _php_ibase_error(TSRMLS_D) /* {{{ */
{
char *s = IBG(errmsg);
ISC_STATUS *statusp = IB_STATUS;
IBG(sql_code) = isc_sqlcode(IB_STATUS);
while ((s - IBG(errmsg)) < MAX_ERRMSG - (IBASE_MSGSIZE + 2) && isc_interprete(s, &statusp)) {
strcat(IBG(errmsg), " ");
s = IBG(errmsg) + strlen(IBG(errmsg));
}
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", IBG(errmsg));
}
/* }}} */
/* print php interbase module error and save it for ibase_errmsg() */
void _php_ibase_module_error(char *msg TSRMLS_DC, ...) /* {{{ */
{
va_list ap;
#ifdef ZTS
va_start(ap, TSRMLS_C);
#else
va_start(ap, msg);
#endif
/* vsnprintf NUL terminates the buf and writes at most n-1 chars+NUL */
vsnprintf(IBG(errmsg), MAX_ERRMSG, msg, ap);
va_end(ap);
IBG(sql_code) = -999; /* no SQL error */
php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", IBG(errmsg));
}
/* }}} */
/* {{{ internal macros, functions and structures */
typedef struct {
isc_db_handle *db_ptr;
long tpb_len;
char *tpb_ptr;
} ISC_TEB;
/* }}} */
/* Fill ib_link and trans with the correct database link and transaction. */
void _php_ibase_get_link_trans(INTERNAL_FUNCTION_PARAMETERS, /* {{{ */
zval **link_id, ibase_db_link **ib_link, ibase_trans **trans)
{
int type;
IBDEBUG("Transaction or database link?");
if (zend_list_find(Z_LVAL_PP(link_id), &type)) {
if (type == le_trans) {
/* Transaction resource: make sure it refers to one link only, then
fetch it; database link is stored in ib_trans->db_link[]. */
IBDEBUG("Type is le_trans");
ZEND_FETCH_RESOURCE(*trans, ibase_trans *, link_id, -1, LE_TRANS, le_trans);
if ((*trans)->link_cnt > 1) {
_php_ibase_module_error("Link id is ambiguous: transaction spans multiple connections."
TSRMLS_CC);
return;
}
*ib_link = (*trans)->db_link[0];
return;
}
}
IBDEBUG("Type is le_[p]link or id not found");
/* Database link resource, use default transaction. */
*trans = NULL;
ZEND_FETCH_RESOURCE2(*ib_link, ibase_db_link *, link_id, -1, LE_LINK, le_link, le_plink);
}
/* }}} */
/* destructors ---------------------- */
static void _php_ibase_commit_link(ibase_db_link *link TSRMLS_DC) /* {{{ */
{
unsigned short i = 0, j;
ibase_tr_list *l;
ibase_event *e;
IBDEBUG("Checking transactions to close...");
for (l = link->tr_list; l != NULL; ++i) {
ibase_tr_list *p = l;
if (p->trans != NULL) {
if (i == 0) {
if (p->trans->handle != NULL) {
IBDEBUG("Committing default transaction...");
if (isc_commit_transaction(IB_STATUS, &p->trans->handle)) {
_php_ibase_error(TSRMLS_C);
}
}
efree(p->trans); /* default transaction is not a registered resource: clean up */
} else {
if (p->trans->handle != NULL) {
/* non-default trans might have been rolled back by other call of this dtor */
IBDEBUG("Rolling back other transactions...");
if (isc_rollback_transaction(IB_STATUS, &p->trans->handle)) {
_php_ibase_error(TSRMLS_C);
}
}
/* set this link pointer to NULL in the transaction */
for (j = 0; j < p->trans->link_cnt; ++j) {
if (p->trans->db_link[j] == link) {
p->trans->db_link[j] = NULL;
break;
}
}
}
}
l = l->next;
efree(p);
}
link->tr_list = NULL;
for (e = link->event_head; e; e = e->event_next) {
_php_ibase_free_event(e TSRMLS_CC);
e->link = NULL;
}
}
/* }}} */
static void php_ibase_commit_link_rsrc(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
ibase_db_link *link = (ibase_db_link *) rsrc->ptr;
_php_ibase_commit_link(link TSRMLS_CC);
}
/* }}} */
static void _php_ibase_close_link(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
ibase_db_link *link = (ibase_db_link *) rsrc->ptr;
_php_ibase_commit_link(link TSRMLS_CC);
if (link->handle != NULL) {
IBDEBUG("Closing normal link...");
isc_detach_database(IB_STATUS, &link->handle);
}
IBG(num_links)--;
efree(link);
}
/* }}} */
static void _php_ibase_close_plink(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
ibase_db_link *link = (ibase_db_link *) rsrc->ptr;
_php_ibase_commit_link(link TSRMLS_CC);
IBDEBUG("Closing permanent link...");
if (link->handle != NULL) {
isc_detach_database(IB_STATUS, &link->handle);
}
IBG(num_persistent)--;
IBG(num_links)--;
free(link);
}
/* }}} */
static void _php_ibase_free_trans(zend_rsrc_list_entry *rsrc TSRMLS_DC) /* {{{ */
{
ibase_trans *trans = (ibase_trans *)rsrc->ptr;
unsigned short i;
IBDEBUG("Cleaning up transaction resource...");
if (trans->handle != NULL) {
IBDEBUG("Rolling back unhandled transaction...");
if (isc_rollback_transaction(IB_STATUS, &trans->handle)) {
_php_ibase_error(TSRMLS_C);
}
}
/* now remove this transaction from all the connection-transaction lists */
for (i = 0; i < trans->link_cnt; ++i) {
if (trans->db_link[i] != NULL) {
ibase_tr_list **l;
for (l = &trans->db_link[i]->tr_list; *l != NULL; l = &(*l)->next) {
if ( (*l)->trans == trans) {
ibase_tr_list *p = *l;
*l = p->next;
efree(p);
break;
}
}
}
}
efree(trans);
}
/* }}} */
/* TODO this function should be part of either Zend or PHP API */
static PHP_INI_DISP(php_ibase_password_displayer_cb)
{
TSRMLS_FETCH();
if ((type == PHP_INI_DISPLAY_ORIG && ini_entry->orig_value)
|| (type == PHP_INI_DISPLAY_ACTIVE && ini_entry->value)) {
PUTS("********");
} else if (!sapi_module.phpinfo_as_text) {
PUTS("<i>no value</i>");
} else {
PUTS("no value");
}
}
/* {{{ startup, shutdown and info functions */
PHP_INI_BEGIN()
PHP_INI_ENTRY_EX("ibase.allow_persistent", "1", PHP_INI_SYSTEM, NULL, zend_ini_boolean_displayer_cb)
PHP_INI_ENTRY_EX("ibase.max_persistent", "-1", PHP_INI_SYSTEM, NULL, display_link_numbers)
PHP_INI_ENTRY_EX("ibase.max_links", "-1", PHP_INI_SYSTEM, NULL, display_link_numbers)
PHP_INI_ENTRY("ibase.default_db", NULL, PHP_INI_SYSTEM, NULL)
PHP_INI_ENTRY("ibase.default_user", NULL, PHP_INI_ALL, NULL)
PHP_INI_ENTRY_EX("ibase.default_password", NULL, PHP_INI_ALL, NULL, php_ibase_password_displayer_cb)
PHP_INI_ENTRY("ibase.default_charset", NULL, PHP_INI_ALL, NULL)
PHP_INI_ENTRY("ibase.timestampformat", IB_DEF_DATE_FMT " " IB_DEF_TIME_FMT, PHP_INI_ALL, NULL)
PHP_INI_ENTRY("ibase.dateformat", IB_DEF_DATE_FMT, PHP_INI_ALL, NULL)
PHP_INI_ENTRY("ibase.timeformat", IB_DEF_TIME_FMT, PHP_INI_ALL, NULL)
PHP_INI_END()
static PHP_GINIT_FUNCTION(ibase)
{
ibase_globals->num_persistent = ibase_globals->num_links = 0;
ibase_globals->sql_code = *ibase_globals->errmsg = 0;
ibase_globals->default_link = -1;
}
PHP_MINIT_FUNCTION(ibase)
{
REGISTER_INI_ENTRIES();
le_link = zend_register_list_destructors_ex(_php_ibase_close_link, NULL, LE_LINK, module_number);
le_plink = zend_register_list_destructors_ex(php_ibase_commit_link_rsrc, _php_ibase_close_plink, LE_PLINK, module_number);
le_trans = zend_register_list_destructors_ex(_php_ibase_free_trans, NULL, LE_TRANS, module_number);
REGISTER_LONG_CONSTANT("IBASE_DEFAULT", PHP_IBASE_DEFAULT, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_CREATE", PHP_IBASE_CREATE, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_TEXT", PHP_IBASE_FETCH_BLOBS, CONST_PERSISTENT); /* deprecated, for BC only */
REGISTER_LONG_CONSTANT("IBASE_FETCH_BLOBS", PHP_IBASE_FETCH_BLOBS, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_FETCH_ARRAYS", PHP_IBASE_FETCH_ARRAYS, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_UNIXTIME", PHP_IBASE_UNIXTIME, CONST_PERSISTENT);
/* transactions */
REGISTER_LONG_CONSTANT("IBASE_WRITE", PHP_IBASE_WRITE, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_READ", PHP_IBASE_READ, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_COMMITTED", PHP_IBASE_COMMITTED, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_CONSISTENCY", PHP_IBASE_CONSISTENCY, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_CONCURRENCY", PHP_IBASE_CONCURRENCY, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_REC_VERSION", PHP_IBASE_REC_VERSION, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_REC_NO_VERSION", PHP_IBASE_REC_NO_VERSION, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_NOWAIT", PHP_IBASE_NOWAIT, CONST_PERSISTENT);
REGISTER_LONG_CONSTANT("IBASE_WAIT", PHP_IBASE_WAIT, CONST_PERSISTENT);
php_ibase_query_minit(INIT_FUNC_ARGS_PASSTHRU);
php_ibase_blobs_minit(INIT_FUNC_ARGS_PASSTHRU);
php_ibase_events_minit(INIT_FUNC_ARGS_PASSTHRU);
php_ibase_service_minit(INIT_FUNC_ARGS_PASSTHRU);
return SUCCESS;
}
PHP_MSHUTDOWN_FUNCTION(ibase)
{
#ifndef PHP_WIN32
/**
* When the Interbase client API library libgds.so is first loaded, it registers a call to
* gds__cleanup() with atexit(), in order to clean up after itself when the process exits.
* This means that the library is called at process shutdown, and cannot be unloaded beforehand.
* PHP tries to unload modules after every request [dl()'ed modules], and right before the
* process shuts down [modules loaded from php.ini]. This results in a segfault for this module.
* By NULLing the dlopen() handle in the module entry, Zend omits the call to dlclose(),
* ensuring that the module will remain present until the process exits. However, the functions
* and classes exported by the module will not be available until the module is 'reloaded'.
* When reloaded, dlopen() will return the handle of the already loaded module. The module will
* be unloaded automatically when the process exits.
*/
zend_module_entry *ibase_entry;
if (SUCCESS == zend_hash_find(&module_registry, ibase_module_entry.name,
strlen(ibase_module_entry.name) +1, (void*) &ibase_entry)) {
ibase_entry->handle = NULL;
}
#endif
UNREGISTER_INI_ENTRIES();
return SUCCESS;
}
PHP_RSHUTDOWN_FUNCTION(ibase)
{
IBG(num_links) = IBG(num_persistent);
IBG(default_link)= -1;
RESET_ERRMSG;
return SUCCESS;
}
PHP_MINFO_FUNCTION(ibase)
{
char tmp[64], *s;
php_info_print_table_start();
php_info_print_table_row(2, "Firebird/InterBase Support",
#ifdef COMPILE_DL_INTERBASE
"dynamic");
#else
"static");
#endif
#ifdef FB_API_VER
snprintf( (s = tmp), sizeof(tmp), "Firebird API version %d", FB_API_VER);
#elif (SQLDA_CURRENT_VERSION > 1)
s = "Interbase 7.0 and up";
#elif !defined(DSC_null)
s = "Interbase 6";
#else
s = "Firebird 1.0";
#endif
php_info_print_table_row(2, "Compile-time Client Library Version", s);
#if defined(__GNUC__) || defined(PHP_WIN32)
do {
info_func_t info_func = NULL;
#ifdef __GNUC__
info_func = (info_func_t)dlsym(RTLD_DEFAULT, "isc_get_client_version");
#else
HMODULE l = GetModuleHandle("fbclient");
if (!l && !(l = GetModuleHandle("gds32"))) {
break;
}
info_func = (info_func_t)GetProcAddress(l, "isc_get_client_version");
#endif
if (info_func) {
info_func(s = tmp);
} else {
s = "Firebird 1.0/Interbase 6";
}
php_info_print_table_row(2, "Run-time Client Library Version", s);
} while (0);
#endif
php_info_print_table_end();
DISPLAY_INI_ENTRIES();
}
/* }}} */
enum connect_args { DB = 0, USER = 1, PASS = 2, CSET = 3, ROLE = 4, BUF = 0, DLECT = 1, SYNC = 2 };
static char const dpb_args[] = {
0, isc_dpb_user_name, isc_dpb_password, isc_dpb_lc_ctype, isc_dpb_sql_role_name, 0
};
int _php_ibase_attach_db(char **args, int *len, long *largs, isc_db_handle *db TSRMLS_DC)
{
short i, dpb_len, buf_len = 257-2; /* version byte at the front, and a null at the end */
char dpb_buffer[257] = { isc_dpb_version1, 0 }, *dpb;
dpb = dpb_buffer + 1;
for (i = 0; i < sizeof(dpb_args); ++i) {
if (dpb_args[i] && args[i] && len[i] && buf_len > 0) {
dpb_len = slprintf(dpb, buf_len, "%c%c%s", dpb_args[i],(unsigned char)len[i],args[i]);
dpb += dpb_len;
buf_len -= dpb_len;
}
}
if (largs[BUF] && buf_len > 0) {
dpb_len = slprintf(dpb, buf_len, "%c\2%c%c", isc_dpb_num_buffers,
(char)(largs[BUF] >> 8), (char)(largs[BUF] & 0xff));
dpb += dpb_len;
buf_len -= dpb_len;
}
if (largs[SYNC] && buf_len > 0) {
dpb_len = slprintf(dpb, buf_len, "%c\1%c", isc_dpb_force_write, largs[SYNC] == isc_spb_prp_wm_sync ? 1 : 0);
dpb += dpb_len;
buf_len -= dpb_len;
}
if (isc_attach_database(IB_STATUS, (short)len[DB], args[DB], db, (short)(dpb-dpb_buffer), dpb_buffer)) {
_php_ibase_error(TSRMLS_C);
return FAILURE;
}
return SUCCESS;
}
/* }}} */
static void _php_ibase_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent) /* {{{ */
{
char *c, hash[16], *args[] = { NULL, NULL, NULL, NULL, NULL };
int i, len[] = { 0, 0, 0, 0, 0 };
long largs[] = { 0, 0, 0 };
PHP_MD5_CTX hash_context;
zend_rsrc_list_entry new_index_ptr, *le;
isc_db_handle db_handle = NULL;
ibase_db_link *ib_link;
RESET_ERRMSG;
if (FAILURE == zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|ssssllsl",
&args[DB], &len[DB], &args[USER], &len[USER], &args[PASS], &len[PASS],
&args[CSET], &len[CSET], &largs[BUF], &largs[DLECT], &args[ROLE], &len[ROLE],
&largs[SYNC])) {
RETURN_FALSE;
}
/* restrict to the server/db in the .ini if in safe mode */
if ((!len[DB] || PG(sql_safe_mode)) && (c = INI_STR("ibase.default_db"))) {
args[DB] = c;
len[DB] = strlen(c);
}
if (!len[USER] && (c = INI_STR("ibase.default_user"))) {
args[USER] = c;
len[USER] = strlen(c);
}
if (!len[PASS] && (c = INI_STR("ibase.default_password"))) {
args[PASS] = c;
len[PASS] = strlen(c);
}
if (!len[CSET] && (c = INI_STR("ibase.default_charset"))) {
args[CSET] = c;
len[CSET] = strlen(c);
}
/* don't want usernames and passwords floating around */
PHP_MD5Init(&hash_context);
for (i = 0; i < sizeof(args)/sizeof(char*); ++i) {
PHP_MD5Update(&hash_context,args[i],len[i]);
}
for (i = 0; i < sizeof(largs)/sizeof(long); ++i) {
PHP_MD5Update(&hash_context,(char*)&largs[i],sizeof(long));
}
PHP_MD5Final(hash, &hash_context);
/* try to reuse a connection */
if (SUCCESS == zend_hash_find(&EG(regular_list), hash, sizeof(hash), (void *) &le)) {
long xlink;
int type;
if (Z_TYPE_P(le) != le_index_ptr) {
RETURN_FALSE;
}
xlink = (long) le->ptr;
if (zend_list_find(xlink, &type) && ((!persistent && type == le_link) || type == le_plink)) {
zend_list_addref(xlink);
RETURN_RESOURCE(IBG(default_link) = xlink);
} else {
zend_hash_del(&EG(regular_list), hash, sizeof(hash));
}
}
/* ... or a persistent one */
switch (zend_hash_find(&EG(persistent_list), hash, sizeof(hash), (void *) &le)) {
long l;
static char info[] = { isc_info_base_level, isc_info_end };
char result[8];
ISC_STATUS status[20];
case SUCCESS:
if (Z_TYPE_P(le) != le_plink) {
RETURN_FALSE;
}
/* check if connection has timed out */
ib_link = (ibase_db_link *) le->ptr;
if (!isc_database_info(status, &ib_link->handle, sizeof(info), info, sizeof(result), result)) {
ZEND_REGISTER_RESOURCE(return_value, ib_link, le_plink);
break;
}
zend_hash_del(&EG(persistent_list), hash, sizeof(hash));
default:
/* no link found, so we have to open one */
if ((l = INI_INT("ibase.max_links")) != -1 && IBG(num_links) >= l) {
_php_ibase_module_error("Too many open links (%ld)" TSRMLS_CC, IBG(num_links));
RETURN_FALSE;
}
/* create the ib_link */
if (FAILURE == _php_ibase_attach_db(args, len, largs, &db_handle TSRMLS_CC)) {
RETURN_FALSE;
}
/* use non-persistent if allowed number of persistent links is exceeded */
if (!persistent || ((l = INI_INT("ibase.max_persistent") != -1) && IBG(num_persistent) >= l)) {
ib_link = (ibase_db_link *) emalloc(sizeof(ibase_db_link));
ZEND_REGISTER_RESOURCE(return_value, ib_link, le_link);
} else {
zend_rsrc_list_entry new_le;