diff options
Diffstat (limited to 'ext/sybase_ct/php_sybase_ct.c')
| -rw-r--r-- | ext/sybase_ct/php_sybase_ct.c | 2252 |
1 files changed, 0 insertions, 2252 deletions
diff --git a/ext/sybase_ct/php_sybase_ct.c b/ext/sybase_ct/php_sybase_ct.c deleted file mode 100644 index 0442c5a6f2..0000000000 --- a/ext/sybase_ct/php_sybase_ct.c +++ /dev/null @@ -1,2252 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2005 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.0 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_0.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: Zeev Suraski <zeev@zend.com> | - | Tom May <tom@go2net.com> | - | Timm Friebe <php_sybase_ct@thekid.de> | - +----------------------------------------------------------------------+ - */ - -/* $Id$ */ - - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "php.h" -#include "php_sybase_ct.h" -#include "ext/standard/php_standard.h" -#include "ext/standard/info.h" -#include "php_globals.h" -#include "php_ini.h" - -/* True globals, no need for thread safety */ -static int le_link, le_plink, le_result; - -#if HAVE_SYBASE_CT - -function_entry sybase_functions[] = { - PHP_FE(sybase_connect, NULL) - PHP_FE(sybase_pconnect, NULL) - PHP_FE(sybase_close, NULL) - PHP_FE(sybase_select_db, NULL) - PHP_FE(sybase_query, NULL) - PHP_FE(sybase_unbuffered_query, NULL) - PHP_FE(sybase_free_result, NULL) - PHP_FE(sybase_get_last_message, NULL) - PHP_FE(sybase_num_rows, NULL) - PHP_FE(sybase_num_fields, NULL) - PHP_FE(sybase_fetch_row, NULL) - PHP_FE(sybase_fetch_array, NULL) - PHP_FE(sybase_fetch_assoc, NULL) - PHP_FE(sybase_fetch_object, NULL) - PHP_FE(sybase_data_seek, NULL) - PHP_FE(sybase_fetch_field, NULL) - PHP_FE(sybase_field_seek, NULL) - PHP_FE(sybase_result, NULL) - PHP_FE(sybase_affected_rows, NULL) - PHP_FE(sybase_min_client_severity, NULL) - PHP_FE(sybase_min_server_severity, NULL) - PHP_FE(sybase_set_message_handler, NULL) - PHP_FE(sybase_deadlock_retry_count, NULL) - -#if !defined(PHP_WIN32) && !defined(HAVE_MSSQL) - PHP_FALIAS(mssql_connect, sybase_connect, NULL) - PHP_FALIAS(mssql_pconnect, sybase_pconnect, NULL) - PHP_FALIAS(mssql_close, sybase_close, NULL) - PHP_FALIAS(mssql_select_db, sybase_select_db, NULL) - PHP_FALIAS(mssql_query, sybase_query, NULL) - PHP_FALIAS(mssql_unbuffered_query, sybase_unbuffered_query, NULL) - PHP_FALIAS(mssql_free_result, sybase_free_result, NULL) - PHP_FALIAS(mssql_get_last_message, sybase_get_last_message, NULL) - PHP_FALIAS(mssql_num_rows, sybase_num_rows, NULL) - PHP_FALIAS(mssql_num_fields, sybase_num_fields, NULL) - PHP_FALIAS(mssql_fetch_row, sybase_fetch_row, NULL) - PHP_FALIAS(mssql_fetch_array, sybase_fetch_array, NULL) - PHP_FALIAS(mssql_fetch_assoc, sybase_fetch_assoc, NULL) - PHP_FALIAS(mssql_fetch_object, sybase_fetch_object, NULL) - PHP_FALIAS(mssql_data_seek, sybase_data_seek, NULL) - PHP_FALIAS(mssql_fetch_field, sybase_fetch_field, NULL) - PHP_FALIAS(mssql_field_seek, sybase_field_seek, NULL) - PHP_FALIAS(mssql_result, sybase_result, NULL) - PHP_FALIAS(mssql_affected_rows, sybase_affected_rows, NULL) - PHP_FALIAS(mssql_min_client_severity, sybase_min_client_severity, NULL) - PHP_FALIAS(mssql_min_server_severity, sybase_min_server_severity, NULL) - PHP_FALIAS(mssql_set_message_handler, sybase_set_message_handler, NULL) - PHP_FALIAS(mssql_deadlock_retry_count, sybase_deadlock_retry_count, NULL) -#endif - - {NULL, NULL, NULL} -}; - -zend_module_entry sybase_module_entry = { - STANDARD_MODULE_HEADER, - "sybase_ct", sybase_functions, PHP_MINIT(sybase), PHP_MSHUTDOWN(sybase), PHP_RINIT(sybase), PHP_RSHUTDOWN(sybase), PHP_MINFO(sybase), NO_VERSION_YET, STANDARD_MODULE_PROPERTIES -}; - -ZEND_DECLARE_MODULE_GLOBALS(sybase) -/* static CS_CONTEXT *context; */ - -#ifdef COMPILE_DL_SYBASE_CT -ZEND_GET_MODULE(sybase) -#endif - -ZEND_DECLARE_MODULE_GLOBALS(sybase) - -#define CHECK_LINK(link) { if (link==-1) { php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: A link to the server could not be established"); RETURN_FALSE; } } - - -static int _clean_invalid_results(list_entry *le TSRMLS_DC) -{ - if (Z_TYPE_P(le) == le_result) { - sybase_link *sybase_ptr = ((sybase_result *) le->ptr)->sybase_ptr; - - if (!sybase_ptr->valid) { - return 1; - } - } - return 0; -} - -static void _free_sybase_result(sybase_result *result) -{ - int i, j; - - if (result->data) { - for (i = 0; i < (result->store ? result->num_rows : MIN(1, result->num_rows)); i++) { - for (j=0; j<result->num_fields; j++) { - zval_dtor(&result->data[i][j]); - } - efree(result->data[i]); - } - efree(result->data); - } - - if (result->fields) { - for (i=0; i<result->num_fields; i++) { - STR_FREE(result->fields[i].name); - STR_FREE(result->fields[i].column_source); - } - efree(result->fields); - } - - efree(result); -} - -/* Forward declaration */ -static int php_sybase_finish_results (sybase_result *result); - -static void php_free_sybase_result(zend_rsrc_list_entry *rsrc TSRMLS_DC) -{ - sybase_result *result = (sybase_result *)rsrc->ptr; - - /* Check to see if we've read all rows */ - if (result->sybase_ptr && result->sybase_ptr->active_result_index) { - if (result->sybase_ptr->cmd) { - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_ALL); - } - php_sybase_finish_results(result); - } - - _free_sybase_result(result); -} - -static void _close_sybase_link(zend_rsrc_list_entry *rsrc TSRMLS_DC) -{ - sybase_link *sybase_ptr = (sybase_link *)rsrc->ptr; - CS_INT con_status; - - sybase_ptr->valid = 0; - if (sybase_ptr->callback_name != NULL) { - zval_ptr_dtor(&sybase_ptr->callback_name); - sybase_ptr->callback_name= NULL; - } - - zend_hash_apply(&EG(regular_list), (apply_func_t) _clean_invalid_results TSRMLS_CC); - - /* Non-persistent connections will always be connected or we wouldn't - * get here, but since we want to check the death status anyway - * we might as well double-check the connect status. - */ - if (ct_con_props(sybase_ptr->connection, CS_GET, CS_CON_STATUS, - &con_status, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to get connection status on close"); - /* Assume the worst. */ - con_status = CS_CONSTAT_CONNECTED | CS_CONSTAT_DEAD; - } - if (con_status & CS_CONSTAT_CONNECTED) { - if ((con_status & CS_CONSTAT_DEAD) || ct_close(sybase_ptr->connection, CS_UNUSED)!=CS_SUCCEED) { - ct_close(sybase_ptr->connection, CS_FORCE_CLOSE); - } - } - - ct_cmd_drop(sybase_ptr->cmd); - ct_con_drop(sybase_ptr->connection); - efree(sybase_ptr); - SybCtG(num_links)--; -} - - -static void _close_sybase_plink(zend_rsrc_list_entry *rsrc TSRMLS_DC) -{ - sybase_link *sybase_ptr = (sybase_link *)rsrc->ptr; - CS_INT con_status; - - /* Persistent connections may have been closed before a failed - * reopen attempt. - */ - if (ct_con_props(sybase_ptr->connection, CS_GET, CS_CON_STATUS, - &con_status, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to get connection status on close"); - /* Assume the worst. */ - con_status = CS_CONSTAT_CONNECTED | CS_CONSTAT_DEAD; - } - if (con_status & CS_CONSTAT_CONNECTED) { - if ((con_status & CS_CONSTAT_DEAD) || ct_close(sybase_ptr->connection, CS_UNUSED)!=CS_SUCCEED) { - ct_close(sybase_ptr->connection, CS_FORCE_CLOSE); - } - } - - ct_con_drop(sybase_ptr->connection); - free(sybase_ptr); - SybCtG(num_persistent)--; - SybCtG(num_links)--; -} - - -static CS_RETCODE CS_PUBLIC _client_message_handler(CS_CONTEXT *context, CS_CONNECTION *connection, CS_CLIENTMSG *errmsg) -{ - TSRMLS_FETCH(); - - if (CS_SEVERITY(errmsg->msgnumber) >= SybCtG(min_client_severity)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Client message: %s (severity %d)", errmsg->msgstring, CS_SEVERITY(errmsg->msgnumber)); - } - STR_FREE(SybCtG(server_message)); - SybCtG(server_message) = estrdup(errmsg->msgstring); - - - /* If this is a timeout message, return CS_FAIL to cancel the - * operation and mark the connection as dead. - */ - if (CS_SEVERITY(errmsg->msgnumber) == CS_SV_RETRY_FAIL && - CS_NUMBER(errmsg->msgnumber) == 63 && - CS_ORIGIN(errmsg->msgnumber) == 2 && - CS_LAYER(errmsg->msgnumber) == 1) - { - return CS_FAIL; - } - - return CS_SUCCEED; -} - -static int _call_message_handler(zval *callback_name, CS_SERVERMSG *srvmsg TSRMLS_DC) -{ - int handled = 0; - - if (callback_name) { - zval *msgnumber, *severity, *state, *line, *text, *retval = NULL; - zval **args[5]; - - MAKE_STD_ZVAL(msgnumber); - ZVAL_LONG(msgnumber, srvmsg->msgnumber); - args[0] = &msgnumber; - - MAKE_STD_ZVAL(severity); - ZVAL_LONG(severity, srvmsg->severity); - args[1] = &severity; - - MAKE_STD_ZVAL(state); - ZVAL_LONG(state, srvmsg->state); - args[2] = &state; - - MAKE_STD_ZVAL(line); - ZVAL_LONG(line, srvmsg->line); - args[3] = &line; - - MAKE_STD_ZVAL(text); - ZVAL_STRING(text, srvmsg->text, 1); - args[4] = &text; - - if (call_user_function_ex(EG(function_table), NULL, callback_name, &retval, 5, args, 0, NULL TSRMLS_CC) == FAILURE) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Cannot call the messagehandler %s", Z_STRVAL_P(callback_name)); - } - - if (retval) { - handled= ((Z_TYPE_P(retval) != IS_BOOL) || (Z_BVAL_P(retval) != 0)); - zval_ptr_dtor(&retval); - } - - zval_ptr_dtor(&msgnumber); - zval_ptr_dtor(&severity); - zval_ptr_dtor(&state); - zval_ptr_dtor(&line); - zval_ptr_dtor(&text); - } - - return handled; -} - -static CS_RETCODE CS_PUBLIC _server_message_handler(CS_CONTEXT *context, CS_CONNECTION *connection, CS_SERVERMSG *srvmsg) -{ - sybase_link *sybase; - int handled = 0; - TSRMLS_FETCH(); - - /* Remember the last server message in any case */ - STR_FREE(SybCtG(server_message)); - SybCtG(server_message) = estrdup(srvmsg->text); - - /* Retrieve sybase link */ - if (ct_con_props(connection, CS_GET, CS_USERDATA, &sybase, CS_SIZEOF(sybase), NULL) != CS_SUCCEED) { - sybase = NULL; - } - - /* If this is a deadlock message, set the connection's deadlock flag - * so we will retry the request. Sorry about the bare constant here, - * but it's not defined anywhere and it's a "well-known" number. - */ - if (sybase && (srvmsg->msgnumber == 1205)) { - sybase->deadlock = 1; - } - - /* Check mininum server severity level */ - if (srvmsg->severity < SybCtG(min_server_severity)) { - return CS_SUCCEED; - } - - /* Call global message handler */ - handled = handled | _call_message_handler(SybCtG(callback_name), srvmsg TSRMLS_CC); - - /* Call link specific message handler */ - if (sybase) { - handled = handled | _call_message_handler(sybase->callback_name, srvmsg TSRMLS_CC); - } - - /* Spit out a warning if neither of them has handled this message */ - if (!handled) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Server message: %s (severity %d, procedure %s)", - srvmsg->text, srvmsg->severity, ((srvmsg->proclen>0) ? srvmsg->proc : "N/A")); - } - - return CS_SUCCEED; -} - - -PHP_INI_BEGIN() - STD_PHP_INI_BOOLEAN("sybct.allow_persistent", "1", PHP_INI_SYSTEM, OnUpdateLong, allow_persistent, zend_sybase_globals, sybase_globals) - STD_PHP_INI_ENTRY_EX("sybct.max_persistent", "-1", PHP_INI_SYSTEM, OnUpdateLong, max_persistent, zend_sybase_globals, sybase_globals, display_link_numbers) - STD_PHP_INI_ENTRY_EX("sybct.max_links", "-1", PHP_INI_SYSTEM, OnUpdateLong, max_links, zend_sybase_globals, sybase_globals, display_link_numbers) - STD_PHP_INI_ENTRY("sybct.min_server_severity", "10", PHP_INI_ALL, OnUpdateLong, min_server_severity, zend_sybase_globals, sybase_globals) - STD_PHP_INI_ENTRY("sybct.min_client_severity", "10", PHP_INI_ALL, OnUpdateLong, min_client_severity, zend_sybase_globals, sybase_globals) - STD_PHP_INI_ENTRY("sybct.login_timeout", "-1", PHP_INI_ALL, OnUpdateLong, login_timeout, zend_sybase_globals, sybase_globals) - STD_PHP_INI_ENTRY("sybct.hostname", NULL, PHP_INI_ALL, OnUpdateString, hostname, zend_sybase_globals, sybase_globals) - STD_PHP_INI_ENTRY_EX("sybct.deadlock_retry_count", "0", PHP_INI_ALL, OnUpdateLong, deadlock_retry_count, zend_sybase_globals, sybase_globals, display_link_numbers) -PHP_INI_END() - - -static void php_sybase_init_globals(zend_sybase_globals *sybase_globals) -{ - long opt; - TSRMLS_FETCH(); - - if (cs_ctx_alloc(CTLIB_VERSION, &sybase_globals->context)!=CS_SUCCEED || ct_init(sybase_globals->context, CTLIB_VERSION)!=CS_SUCCEED) { - return; - } - - /* Initialize message handlers */ - if (ct_callback(sybase_globals->context, NULL, CS_SET, CS_SERVERMSG_CB, (CS_VOID *)_server_message_handler)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to set server message handler"); - } - - if (ct_callback(sybase_globals->context, NULL, CS_SET, CS_CLIENTMSG_CB, (CS_VOID *)_client_message_handler)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to set client message handler"); - } - - /* Set datetime conversion format to "Nov 3 1998 8:06PM". - * This is the default format for the ct-lib that comes with - * Sybase ASE 11.5.1 for Solaris, but the Linux libraries that - * come with 11.0.3.3 default to "03/11/98" which is singularly - * useless. This levels the playing field for all platforms. - */ - { - CS_INT dt_convfmt = CS_DATES_SHORT; - if (cs_dt_info(sybase_globals->context, CS_SET, NULL, CS_DT_CONVFMT, CS_UNUSED, &dt_convfmt, sizeof(dt_convfmt), NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to set datetime conversion format"); - } - } - - /* Set the timeout, which is per context and can't be set with - * ct_con_props(), so set it globally from the config value if - * requested. The default is CS_NO_LIMIT. - * - * Note that despite some noise in the documentation about using - * signals to implement timeouts, they are actually implemented - * by using poll() or select() on Solaris and Linux. - */ - if (cfg_get_long("sybct.timeout", &opt)==SUCCESS) { - CS_INT cs_timeout = opt; - if (ct_config(sybase_globals->context, CS_SET, CS_TIMEOUT, &cs_timeout, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to update the timeout"); - } - } - - sybase_globals->num_persistent=0; - sybase_globals->callback_name = NULL; -} - - -static void php_sybase_destroy_globals(zend_sybase_globals *sybase_globals) -{ - ct_exit(sybase_globals->context, CS_UNUSED); - cs_ctx_drop(sybase_globals->context); -} - -PHP_MINIT_FUNCTION(sybase) -{ - ZEND_INIT_MODULE_GLOBALS(sybase, php_sybase_init_globals, php_sybase_destroy_globals); - - REGISTER_INI_ENTRIES(); - - le_link = zend_register_list_destructors_ex(_close_sybase_link, NULL, "sybase-ct link", module_number); - le_plink = zend_register_list_destructors_ex(NULL, _close_sybase_plink, "sybase-ct link persistent", module_number); - le_result = zend_register_list_destructors_ex(php_free_sybase_result, NULL, "sybase-ct result", module_number); - - return SUCCESS; -} - - - -PHP_RINIT_FUNCTION(sybase) -{ - SybCtG(default_link)=-1; - SybCtG(num_links) = SybCtG(num_persistent); - SybCtG(appname) = estrndup("PHP " PHP_VERSION, sizeof("PHP " PHP_VERSION)); - SybCtG(server_message) = STR_EMPTY_ALLOC(); - return SUCCESS; -} - - - -PHP_MSHUTDOWN_FUNCTION(sybase) -{ - UNREGISTER_INI_ENTRIES(); -#if 0 - ct_exit(context, CS_UNUSED); - cs_ctx_drop(context); -#endif - return SUCCESS; -} - - -PHP_RSHUTDOWN_FUNCTION(sybase) -{ - efree(SybCtG(appname)); - SybCtG(appname) = NULL; - if (SybCtG(callback_name)) { - zval_ptr_dtor(&SybCtG(callback_name)); - SybCtG(callback_name)= NULL; - } - STR_FREE(SybCtG(server_message)); - SybCtG(server_message) = NULL; - return SUCCESS; -} - - -static int php_sybase_do_connect_internal(sybase_link *sybase, char *host, char *user, char *passwd, char *charset, char *appname) -{ - CS_LOCALE *tmp_locale; - TSRMLS_FETCH(); - long packetsize; - - /* set a CS_CONNECTION record */ - if (ct_con_alloc(SybCtG(context), &sybase->connection)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to allocate connection record"); - return 0; - } - - /* Note - this saves a copy of sybase, not a pointer to it. */ - if (ct_con_props(sybase->connection, CS_SET, CS_USERDATA, &sybase, CS_SIZEOF(sybase), NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to set userdata"); - ct_con_drop(sybase->connection); - return 0; - } - - if (user) { - ct_con_props(sybase->connection, CS_SET, CS_USERNAME, user, CS_NULLTERM, NULL); - } - if (passwd) { - ct_con_props(sybase->connection, CS_SET, CS_PASSWORD, passwd, CS_NULLTERM, NULL); - } - if (appname) { - ct_con_props(sybase->connection, CS_SET, CS_APPNAME, appname, CS_NULLTERM, NULL); - } else { - ct_con_props(sybase->connection, CS_SET, CS_APPNAME, SybCtG(appname), CS_NULLTERM, NULL); - } - - if (SybCtG(hostname)) { - ct_con_props(sybase->connection, CS_SET, CS_HOSTNAME, SybCtG(hostname), CS_NULLTERM, NULL); - } - - if (charset) { - if (cs_loc_alloc(SybCtG(context), &tmp_locale)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to allocate locale information."); - } else { - if (cs_locale(SybCtG(context), CS_SET, tmp_locale, CS_LC_ALL, NULL, CS_NULLTERM, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to load default locale data."); - } else { - if (cs_locale(SybCtG(context), CS_SET, tmp_locale, CS_SYB_CHARSET, charset, CS_NULLTERM, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to update character set."); - } else { - if (ct_con_props(sybase->connection, CS_SET, CS_LOC_PROP, tmp_locale, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to update connection properties."); - } - } - } - } - } - - if (cfg_get_long("sybct.packet_size", &packetsize) == SUCCESS) { - if (ct_con_props(sybase->connection, CS_SET, CS_PACKETSIZE, (CS_VOID *)&packetsize, CS_UNUSED, NULL) != CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to update connection packetsize."); - } - } - - /* Set the login timeout. Actually, the login timeout is per context - * and not per connection, but we will update the context here to - * allow for code such as the following: - * - * ini_set('sybct.login_timeout', $timeout); - * sybase_connect(...) - * - * Note that preceding calls to sybase_connect() will now use the - * updated value and not the default one! - * - * The default value for CS_LOGIN_TIMEOUT is 60 (1 minute). - */ - if (SybCtG(login_timeout) != -1) { - CS_INT cs_login_timeout = SybCtG(login_timeout); - if (ct_config(SybCtG(context), CS_SET, CS_LOGIN_TIMEOUT, &cs_login_timeout, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to update the login timeout"); - } - } - - sybase->valid = 1; - sybase->dead = 0; - sybase->active_result_index = 0; - sybase->callback_name = NULL; - - /* create the link */ - if (ct_connect(sybase->connection, host, CS_NULLTERM)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to connect"); - ct_con_drop(sybase->connection); - return 0; - } - - if (ct_cmd_alloc(sybase->connection, &sybase->cmd)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to allocate command record"); - ct_close(sybase->connection, CS_UNUSED); - ct_con_drop(sybase->connection); - return 0; - } - - return 1; -} - - -static void php_sybase_do_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent) -{ - char *user, *passwd, *host, *charset, *appname; - char *hashed_details; - int hashed_details_length; - sybase_link *sybase_ptr; - - switch(ZEND_NUM_ARGS()) { - case 0: /* defaults */ - host=user=passwd=charset=appname=NULL; - hashed_details_length=6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - strcpy(hashed_details, "sybase_____"); - break; - case 1: { - zval **yyhost; - - if (zend_get_parameters_ex(1, &yyhost) == FAILURE) { - RETURN_FALSE; - } - convert_to_string_ex(yyhost); - host = Z_STRVAL_PP(yyhost); - user=passwd=charset=appname=NULL; - hashed_details_length = Z_STRLEN_PP(yyhost)+6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - sprintf(hashed_details, "sybase_%s____", Z_STRVAL_PP(yyhost)); - } - break; - case 2: { - zval **yyhost, **yyuser; - - if (zend_get_parameters_ex(2, &yyhost, &yyuser) == FAILURE) { - RETURN_FALSE; - } - convert_to_string_ex(yyhost); - convert_to_string_ex(yyuser); - host = Z_STRVAL_PP(yyhost); - user = Z_STRVAL_PP(yyuser); - passwd=charset=appname=NULL; - hashed_details_length = Z_STRLEN_PP(yyhost)+Z_STRLEN_PP(yyuser)+6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - sprintf(hashed_details, "sybase_%s_%s___", Z_STRVAL_PP(yyhost), Z_STRVAL_PP(yyuser)); - } - break; - case 3: { - zval **yyhost, **yyuser, **yypasswd; - - if (zend_get_parameters_ex(3, &yyhost, &yyuser, &yypasswd) == FAILURE) { - RETURN_FALSE; - } - convert_to_string_ex(yyhost); - convert_to_string_ex(yyuser); - convert_to_string_ex(yypasswd); - host = Z_STRVAL_PP(yyhost); - user = Z_STRVAL_PP(yyuser); - passwd = Z_STRVAL_PP(yypasswd); - charset=appname=NULL; - hashed_details_length = Z_STRLEN_PP(yyhost)+Z_STRLEN_PP(yyuser)+Z_STRLEN_PP(yypasswd)+6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - sprintf(hashed_details, "sybase_%s_%s_%s__", Z_STRVAL_PP(yyhost), Z_STRVAL_PP(yyuser), Z_STRVAL_PP(yypasswd)); - } - break; - case 4: { - zval **yyhost, **yyuser, **yypasswd, **yycharset; - - if (zend_get_parameters_ex(4, &yyhost, &yyuser, &yypasswd, &yycharset) == FAILURE) { - RETURN_FALSE; - } - convert_to_string_ex(yyhost); - convert_to_string_ex(yyuser); - convert_to_string_ex(yypasswd); - convert_to_string_ex(yycharset); - host = Z_STRVAL_PP(yyhost); - user = Z_STRVAL_PP(yyuser); - passwd = Z_STRVAL_PP(yypasswd); - charset = Z_STRVAL_PP(yycharset); - appname=NULL; - hashed_details_length = Z_STRLEN_PP(yyhost)+Z_STRLEN_PP(yyuser)+Z_STRLEN_PP(yypasswd)+Z_STRLEN_PP(yycharset)+6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - sprintf(hashed_details, "sybase_%s_%s_%s_%s_", Z_STRVAL_PP(yyhost), Z_STRVAL_PP(yyuser), Z_STRVAL_PP(yypasswd), Z_STRVAL_PP(yycharset)); - } - break; - case 5: { - zval **yyhost, **yyuser, **yypasswd, **yycharset, **yyappname; - - if (zend_get_parameters_ex(5, &yyhost, &yyuser, &yypasswd, &yycharset, &yyappname) == FAILURE) { - RETURN_FALSE; - } - convert_to_string_ex(yyhost); - convert_to_string_ex(yyuser); - convert_to_string_ex(yypasswd); - convert_to_string_ex(yycharset); - convert_to_string_ex(yyappname); - host = Z_STRVAL_PP(yyhost); - user = Z_STRVAL_PP(yyuser); - passwd = Z_STRVAL_PP(yypasswd); - charset = Z_STRVAL_PP(yycharset); - appname = Z_STRVAL_PP(yyappname); - hashed_details_length = Z_STRLEN_PP(yyhost)+Z_STRLEN_PP(yyuser)+Z_STRLEN_PP(yypasswd)+Z_STRLEN_PP(yycharset)+Z_STRLEN_PP(yyappname)+6+5; - hashed_details = (char *) emalloc(hashed_details_length+1); - sprintf(hashed_details, "sybase_%s_%s_%s_%s_%s", Z_STRVAL_PP(yyhost), Z_STRVAL_PP(yyuser), Z_STRVAL_PP(yypasswd), Z_STRVAL_PP(yycharset), Z_STRVAL_PP(yyappname)); - } - break; - default: - WRONG_PARAM_COUNT; - break; - } - - if (!SybCtG(allow_persistent)) { - persistent=0; - } - if (persistent) { - list_entry *le; - - /* try to find if we already have this link in our persistent list */ - if (zend_hash_find(&EG(persistent_list), hashed_details, hashed_details_length+1, (void **) &le)==FAILURE) { /* we don't */ - list_entry new_le; - - if (SybCtG(max_links)!=-1 && SybCtG(num_links)>=SybCtG(max_links)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Too many open links (%ld)", SybCtG(num_links)); - efree(hashed_details); - RETURN_FALSE; - } - if (SybCtG(max_persistent)!=-1 && SybCtG(num_persistent)>=SybCtG(max_persistent)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Too many open persistent links (%ld)", SybCtG(num_persistent)); - efree(hashed_details); - RETURN_FALSE; - } - - sybase_ptr = (sybase_link *) malloc(sizeof(sybase_link)); - if (!php_sybase_do_connect_internal(sybase_ptr, host, user, passwd, charset, appname)) { - free(sybase_ptr); - efree(hashed_details); - RETURN_FALSE; - } - - /* hash it up */ - Z_TYPE(new_le) = le_plink; - new_le.ptr = sybase_ptr; - if (zend_hash_update(&EG(persistent_list), hashed_details, hashed_details_length+1, (void *) &new_le, sizeof(list_entry), NULL)==FAILURE) { - ct_close(sybase_ptr->connection, CS_UNUSED); - ct_con_drop(sybase_ptr->connection); - free(sybase_ptr); - efree(hashed_details); - RETURN_FALSE; - } - SybCtG(num_persistent)++; - SybCtG(num_links)++; - } else { /* we do */ - CS_INT con_status; - - if (Z_TYPE_P(le) != le_plink) { - efree(hashed_details); - RETURN_FALSE; - } - - sybase_ptr = (sybase_link *) le->ptr; - - /* If the link has died, close it and overwrite it with a new one. */ - - if (ct_con_props(sybase_ptr->connection, CS_GET, CS_CON_STATUS, - &con_status, CS_UNUSED, NULL)!=CS_SUCCEED) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Unable to get connection status"); - efree(hashed_details); - RETURN_FALSE; - } - if (!(con_status & CS_CONSTAT_CONNECTED) || (con_status & CS_CONSTAT_DEAD) || sybase_ptr->dead) { - sybase_link sybase; - - if (con_status & CS_CONSTAT_CONNECTED) { - ct_close(sybase_ptr->connection, CS_FORCE_CLOSE); - } - /* Create a new connection, then replace the old - * connection. If we fail to create a new connection, - * put the old one back so there will be a connection, - * even if it is a non-functional one. This is because - * code may still be holding an id for this connection - * so we can't free the CS_CONNECTION. - * (This is actually totally hokey, it would be better - * to just ct_con_drop() the connection and set - * sybase_ptr->connection to NULL, then test it for - * NULL before trying to use it elsewhere . . .) - */ - memcpy(&sybase, sybase_ptr, sizeof(sybase_link)); - if (!php_sybase_do_connect_internal(sybase_ptr, host, user, passwd, charset, appname)) { - memcpy(sybase_ptr, &sybase, sizeof(sybase_link)); - efree(hashed_details); - RETURN_FALSE; - } - ct_con_drop(sybase.connection); /* drop old connection */ - } - } - ZEND_REGISTER_RESOURCE(return_value, sybase_ptr, le_plink); - } else { /* non persistent */ - list_entry *index_ptr, new_index_ptr; - - /* first we check the hash for the hashed_details key. if it exists, - * it should point us to the right offset where the actual sybase link sits. - * if it doesn't, open a new sybase link, add it to the resource list, - * and add a pointer to it with hashed_details as the key. - */ - if (zend_hash_find(&EG(regular_list), hashed_details, hashed_details_length+1, (void **) &index_ptr)==SUCCESS) { - int type, link; - void *ptr; - - if (Z_TYPE_P(index_ptr) != le_index_ptr) { - efree(hashed_details); - RETURN_FALSE; - } - link = (int) index_ptr->ptr; - ptr = zend_list_find(link, &type); /* check if the link is still there */ - if (ptr && (type==le_link || type==le_plink)) { - zend_list_addref(link); - Z_LVAL_P(return_value) = SybCtG(default_link) = link; - Z_TYPE_P(return_value) = IS_RESOURCE; - efree(hashed_details); - return; - } else { - zend_hash_del(&EG(regular_list), hashed_details, hashed_details_length+1); - } - } - if (SybCtG(max_links)!=-1 && SybCtG(num_links)>=SybCtG(max_links)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Too many open links (%ld)", SybCtG(num_links)); - efree(hashed_details); - RETURN_FALSE; - } - - sybase_ptr = (sybase_link *) emalloc(sizeof(sybase_link)); - if (!php_sybase_do_connect_internal(sybase_ptr, host, user, passwd, charset, appname)) { - efree(sybase_ptr); - efree(hashed_details); - RETURN_FALSE; - } - - /* add it to the list */ - ZEND_REGISTER_RESOURCE(return_value, sybase_ptr, le_link); - - /* add it to the hash */ - new_index_ptr.ptr = (void *) Z_LVAL_P(return_value); - Z_TYPE(new_index_ptr) = le_index_ptr; - if (zend_hash_update(&EG(regular_list), hashed_details, hashed_details_length+1, (void *) &new_index_ptr, sizeof(list_entry), NULL)==FAILURE) { - ct_close(sybase_ptr->connection, CS_UNUSED); - ct_con_drop(sybase_ptr->connection); - efree(sybase_ptr); - efree(hashed_details); - RETURN_FALSE; - } - SybCtG(num_links)++; - } - efree(hashed_details); - SybCtG(default_link)=Z_LVAL_P(return_value); - zend_list_addref(SybCtG(default_link)); -} - - -static int php_sybase_get_default_link(INTERNAL_FUNCTION_PARAMETERS) -{ - if (SybCtG(default_link)==-1) { /* no link opened yet, implicitly open one */ - ht = 0; - php_sybase_do_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); - } - return SybCtG(default_link); -} - - -/* {{{ proto int sybase_connect([string host [, string user [, string password [, string charset [, string appname]]]]]) - Open Sybase server connection */ -PHP_FUNCTION(sybase_connect) -{ - php_sybase_do_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); -} - -/* }}} */ - -/* {{{ proto int sybase_pconnect([string host [, string user [, string password [, string charset [, string appname]]]]]) - Open persistent Sybase connection */ -PHP_FUNCTION(sybase_pconnect) -{ - php_sybase_do_connect(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1); -} - -/* }}} */ - - -/* {{{ proto bool sybase_close([int link_id]) - Close Sybase connection */ -PHP_FUNCTION(sybase_close) -{ - zval **sybase_link_index = 0; - int id; - sybase_link *sybase_ptr; - - switch (ZEND_NUM_ARGS()) { - case 0: - id = SybCtG(default_link); - break; - case 1: - if (zend_get_parameters_ex(1, &sybase_link_index) == FAILURE) { - RETURN_FALSE; - } - id = -1; - break; - default: - WRONG_PARAM_COUNT; - break; - } - - ZEND_FETCH_RESOURCE2(sybase_ptr, sybase_link *, sybase_link_index, id, "Sybase-Link", le_link, le_plink); - - if (id == -1) { /* explicit resource number */ - zend_list_delete(Z_RESVAL_PP(sybase_link_index)); - } - - if (id != -1 || (sybase_link_index && Z_RESVAL_PP(sybase_link_index)==SybCtG(default_link))) { - zend_list_delete(SybCtG(default_link)); - SybCtG(default_link) = -1; - } - - RETURN_TRUE; -} - -/* }}} */ - - -static int exec_cmd(sybase_link *sybase_ptr, char *cmdbuf) -{ - CS_RETCODE retcode; - CS_INT restype; - int failure=0; - - /* Fail if we already marked this connection dead. */ - - if (sybase_ptr->dead) { - return FAILURE; - } - - /* - ** Get a command handle, store the command string in it, and - ** send it to the server. - */ - - if (ct_command(sybase_ptr->cmd, CS_LANG_CMD, cmdbuf, CS_NULLTERM, CS_UNUSED)!=CS_SUCCEED) { - sybase_ptr->dead = 1; - return FAILURE; - } - if (ct_send(sybase_ptr->cmd)!=CS_SUCCEED) { - sybase_ptr->dead = 1; - return FAILURE; - } - - while ((retcode = ct_results(sybase_ptr->cmd, &restype))==CS_SUCCEED) { - switch ((int) restype) { - case CS_CMD_SUCCEED: - case CS_CMD_DONE: - break; - - case CS_CMD_FAIL: - failure=1; - break; - - case CS_STATUS_RESULT: - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_CURRENT); - break; - - default: - failure=1; - break; - } - if (failure) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - return FAILURE; - } - } - - switch (retcode) { - case CS_END_RESULTS: - return SUCCESS; - break; - - case CS_FAIL: - /* Hopefully this either cleans up the connection, or the - * connection ends up marked dead so it will be reopened - * if it is persistent. We may want to do - * ct_close(CS_FORCE_CLOSE) if ct_cancel() fails; see the - * doc for ct_results()==CS_FAIL. - */ - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - /* Don't take chances with the vagaries of ct-lib. Mark it - * dead ourselves. - */ - sybase_ptr->dead = 1; - return FAILURE; - - default: - return FAILURE; - } -} - - -/* {{{ proto bool sybase_select_db(string database [, int link_id]) - Select Sybase database */ -PHP_FUNCTION(sybase_select_db) -{ - zval **db, **sybase_link_index; - int id; - char *cmdbuf; - sybase_link *sybase_ptr; - - switch(ZEND_NUM_ARGS()) { - case 1: - if (zend_get_parameters_ex(1, &db) == FAILURE) { - RETURN_FALSE; - } - id = php_sybase_get_default_link(INTERNAL_FUNCTION_PARAM_PASSTHRU); - CHECK_LINK(id); - break; - case 2: - if (zend_get_parameters_ex(2, &db, &sybase_link_index) == FAILURE) { - RETURN_FALSE; - } - id = -1; - break; - default: - WRONG_PARAM_COUNT; - break; - } - - ZEND_FETCH_RESOURCE2(sybase_ptr, sybase_link *, sybase_link_index, id, "Sybase-Link", le_link, le_plink); - - convert_to_string_ex(db); - cmdbuf = (char *) emalloc(sizeof("use ")+Z_STRLEN_PP(db)+1); - sprintf(cmdbuf, "use %s", Z_STRVAL_PP(db)); /* SAFE */ - - if (exec_cmd(sybase_ptr, cmdbuf)==FAILURE) { - efree(cmdbuf); - RETURN_FALSE; - } else { - efree(cmdbuf); - RETURN_TRUE; - } -} - -/* }}} */ - -static int php_sybase_finish_results (sybase_result *result) -{ - int i, fail; - CS_RETCODE retcode; - CS_INT restype; - TSRMLS_FETCH(); - - efree(result->datafmt); - efree(result->lengths); - efree(result->indicators); - efree(result->numerics); - efree(result->types); - for (i=0; i<result->num_fields; i++) { - efree(result->tmp_buffer[i]); - } - efree(result->tmp_buffer); - - /* Indicate we have read all rows */ - result->sybase_ptr->active_result_index= 0; - - /* The only restype we should get now is CS_CMD_DONE, possibly - * followed by a CS_STATUS_RESULT/CS_CMD_SUCCEED/CS_CMD_DONE - * sequence if the command was a stored procedure call. But we - * still need to read and discard unexpected results. We might - * want to return a failure in this case because the application - * won't be getting all the results it asked for. - */ - fail = 0; - while ((retcode = ct_results(result->sybase_ptr->cmd, &restype))==CS_SUCCEED) { - switch ((int) restype) { - case CS_CMD_SUCCEED: - case CS_CMD_DONE: - break; - - case CS_CMD_FAIL: - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Command failed, cancelling rest"); - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_ALL); - fail = 1; - break; - - case CS_COMPUTE_RESULT: - case CS_CURSOR_RESULT: - case CS_PARAM_RESULT: - case CS_ROW_RESULT: - /* Unexpected results, cancel them. */ - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Sybase: Unexpected results, cancelling current"); - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_CURRENT); - break; - - case CS_STATUS_RESULT: - /* Status result from a stored procedure, cancel it but do not tell user */ - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_CURRENT); - break; - - default: - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Sybase: Unexpected results, cancelling all"); - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_ALL); - break; - } - - if (fail) { - break; - } - } - - switch (retcode) { - case CS_END_RESULTS: - /* Normal. */ - break; - - case CS_FAIL: - /* Hopefully this either cleans up the connection, or the - * connection ends up marked dead so it will be reopened - * if it is persistent. We may want to do - * ct_close(CS_FORCE_CLOSE) if ct_cancel() fails; see the - * doc for ct_results()==CS_FAIL. - */ - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_ALL); - /* Don't take chances with the vagaries of ct-lib. Mark it - * dead ourselves. - */ - result->sybase_ptr->dead = 1; - - case CS_CANCELED: - default: - _free_sybase_result(result); - result = NULL; - retcode = CS_FAIL; - break; - } - - return retcode; -} - -#define RETURN_DOUBLE_VAL(result, buf, length) \ - if ((length - 1) <= EG(precision)) { \ - errno = 0; \ - Z_DVAL(result) = strtod(buf, NULL); \ - if (errno != ERANGE) { \ - Z_TYPE(result) = IS_DOUBLE; \ - } else { \ - ZVAL_STRINGL(&result, buf, length- 1, 1); \ - } \ - } else { \ - ZVAL_STRINGL(&result, buf, length- 1, 1); \ - } - -static int php_sybase_fetch_result_row (sybase_result *result, int numrows) -{ - int i, j; - CS_INT retcode; - TSRMLS_FETCH(); - - /* We've already fetched everything */ - if (result->last_retcode == CS_END_DATA || result->last_retcode == CS_END_RESULTS) { - return result->last_retcode; - } - - if (numrows!=-1) numrows+= result->num_rows; - while ((retcode=ct_fetch(result->sybase_ptr->cmd, CS_UNUSED, CS_UNUSED, CS_UNUSED, NULL))==CS_SUCCEED - || retcode==CS_ROW_FAIL) { - /* - if (retcode==CS_ROW_FAIL) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Error reading row %d", result->num_rows); - } - */ - - result->num_rows++; - i= result->store ? result->num_rows- 1 : 0; - if (i >= result->blocks_initialized*SYBASE_ROWS_BLOCK) { - result->data = (zval **) erealloc(result->data, sizeof(zval *)*SYBASE_ROWS_BLOCK*(++result->blocks_initialized)); - } - if (result->store || 1 == result->num_rows) { - result->data[i] = (zval *) safe_emalloc(sizeof(zval), result->num_fields, 0); - } - - for (j = 0; j < result->num_fields; j++) { - - /* If we are in non-storing mode, free the previous result */ - if (!result->store && result->num_rows > 1 && Z_TYPE(result->data[i][j]) == IS_STRING) { - efree(Z_STRVAL(result->data[i][j])); - } - - if (result->indicators[j] == -1) { /* null value */ - ZVAL_NULL(&result->data[i][j]); - } else { - switch (result->numerics[j]) { - case 1: { - /* This indicates a long */ - ZVAL_LONG(&result->data[i][j], strtol(result->tmp_buffer[j], NULL, 10)); - break; - } - - case 2: { - /* This indicates a float */ - RETURN_DOUBLE_VAL(result->data[i][j], result->tmp_buffer[j], result->lengths[j]); - break; - } - - case 3: { - /* This indicates either a long or a float, which ever fits */ - errno = 0; - Z_LVAL(result->data[i][j]) = strtol(result->tmp_buffer[j], NULL, 10); - if (errno == ERANGE) { - - /* An overflow occurred, so try to fit it into a double */ - RETURN_DOUBLE_VAL(result->data[i][j], result->tmp_buffer[j], result->lengths[j]); - break; - } - Z_TYPE(result->data[i][j]) = IS_LONG; - break; - } - - default: { - /* This indicates anything else, return it as string */ - ZVAL_STRINGL(&result->data[i][j], result->tmp_buffer[j], result->lengths[j]- 1, 1); - break; - } - } - } - } - if (numrows!=-1 && result->num_rows>=numrows) break; - } - - result->last_retcode= retcode; - switch (retcode) { - case CS_END_DATA: - retcode = php_sybase_finish_results(result); - break; - - case CS_ROW_FAIL: - case CS_SUCCEED: - break; - - default: - _free_sybase_result(result); - result = NULL; - retcode = CS_FAIL; /* Just to be sure */ - break; - } - - return retcode; -} - -static sybase_result * php_sybase_fetch_result_set (sybase_link *sybase_ptr, int buffered, int store) -{ - int num_fields; - sybase_result *result; - int i, j; - CS_INT retcode; - - /* The following (if unbuffered) is more or less the equivalent of mysql_store_result(). - * fetch all rows from the server into the row buffer, thus: - * 1) Being able to fire up another query without explicitly reading all rows - * 2) Having numrows accessible - */ - if (ct_res_info(sybase_ptr->cmd, CS_NUMDATA, &num_fields, CS_UNUSED, NULL)!=CS_SUCCEED) { - return NULL; - } - - result = (sybase_result *) emalloc(sizeof(sybase_result)); - result->data = (zval **) safe_emalloc(sizeof(zval *), SYBASE_ROWS_BLOCK, 0); - result->fields = NULL; - result->sybase_ptr = sybase_ptr; - result->cur_field=result->cur_row=result->num_rows=0; - result->num_fields = num_fields; - result->last_retcode = 0; - result->store= store; - result->blocks_initialized= 1; - result->tmp_buffer = (char **) safe_emalloc(sizeof(char *), num_fields, 0); - result->lengths = (CS_INT *) safe_emalloc(sizeof(CS_INT), num_fields, 0); - result->indicators = (CS_SMALLINT *) safe_emalloc(sizeof(CS_INT), num_fields, 0); - result->datafmt = (CS_DATAFMT *) safe_emalloc(sizeof(CS_DATAFMT), num_fields, 0); - result->numerics = (unsigned char *) safe_emalloc(sizeof(unsigned char), num_fields, 0); - result->types = (CS_INT *) safe_emalloc(sizeof(CS_INT), num_fields, 0); - - for (i=0; i<num_fields; i++) { - ct_describe(sybase_ptr->cmd, i+1, &result->datafmt[i]); - result->types[i] = result->datafmt[i].datatype; - switch (result->datafmt[i].datatype) { - case CS_CHAR_TYPE: - case CS_VARCHAR_TYPE: - case CS_TEXT_TYPE: - case CS_IMAGE_TYPE: - result->datafmt[i].maxlength++; - result->numerics[i] = 0; - break; - case CS_BINARY_TYPE: - case CS_VARBINARY_TYPE: - result->datafmt[i].maxlength *= 2; - result->datafmt[i].maxlength++; - result->numerics[i] = 0; - break; - case CS_BIT_TYPE: - case CS_TINYINT_TYPE: - result->datafmt[i].maxlength = 4; - result->numerics[i] = 1; - break; - case CS_SMALLINT_TYPE: - result->datafmt[i].maxlength = 7; - result->numerics[i] = 1; - break; - case CS_INT_TYPE: - result->datafmt[i].maxlength = 12; - result->numerics[i] = 1; - break; - case CS_REAL_TYPE: - case CS_FLOAT_TYPE: - result->datafmt[i].maxlength = 24; - result->numerics[i] = 2; - break; - case CS_MONEY_TYPE: - case CS_MONEY4_TYPE: - result->datafmt[i].maxlength = 24; - result->numerics[i] = 2; - break; - case CS_DATETIME_TYPE: - case CS_DATETIME4_TYPE: - result->datafmt[i].maxlength = 30; - result->numerics[i] = 0; - break; - case CS_NUMERIC_TYPE: - case CS_DECIMAL_TYPE: - result->datafmt[i].maxlength = result->datafmt[i].precision + 3; - /* numeric(10) vs numeric(10, 1) */ - result->numerics[i] = (result->datafmt[i].scale == 0) ? 3 : 2; - break; - default: - result->datafmt[i].maxlength++; - result->numerics[i] = 0; - break; - } - result->tmp_buffer[i] = (char *)emalloc(result->datafmt[i].maxlength); - result->datafmt[i].datatype = CS_CHAR_TYPE; - result->datafmt[i].format = CS_FMT_NULLTERM; - ct_bind(sybase_ptr->cmd, i+1, &result->datafmt[i], result->tmp_buffer[i], &result->lengths[i], &result->indicators[i]); - } - - result->fields = (sybase_field *) safe_emalloc(sizeof(sybase_field), num_fields, 0); - j=0; - for (i=0; i<num_fields; i++) { - char computed_buf[16]; - - if (result->datafmt[i].namelen>0) { - result->fields[i].name = estrndup(result->datafmt[i].name, result->datafmt[i].namelen); - } else { - if (j>0) { - snprintf(computed_buf, 16, "computed%d", j); - } else { - strcpy(computed_buf, "computed"); - } - result->fields[i].name = estrdup(computed_buf); - j++; - } - result->fields[i].column_source = STR_EMPTY_ALLOC(); - result->fields[i].max_length = result->datafmt[i].maxlength-1; - result->fields[i].numeric = result->numerics[i]; - Z_TYPE(result->fields[i]) = result->types[i]; - } - - if (buffered) { - retcode = CS_SUCCEED; - } else { - if ((retcode = php_sybase_fetch_result_row(result, -1)) == CS_FAIL) { - return NULL; - } - } - - result->last_retcode = retcode; - return result; -} - -static void php_sybase_query (INTERNAL_FUNCTION_PARAMETERS, int buffered) -{ - zval **query, **sybase_link_index=NULL; - zval **store_mode= NULL; - int id, deadlock_count, store; - sybase_link *sybase_ptr; - sybase_result *result; - CS_INT restype; - CS_RETCODE retcode; - enum { - Q_RESULT, /* Success with results. */ - Q_SUCCESS, /* Success but no results. */ - Q_FAILURE, /* Failure, no results. */ - } status; - - store= 1; - switch(ZEND_NUM_ARGS()) { - case 1: - if (zend_get_parameters_ex(1, &query)==FAILURE) { - RETURN_FALSE; - } - id = SybCtG(default_link); - break; - case 2: - if (zend_get_parameters_ex(2, &query, &sybase_link_index)==FAILURE) { - RETURN_FALSE; - } - id = -1; - break; - case 3: - if (zend_get_parameters_ex(3, &query, &sybase_link_index, &store_mode)==FAILURE) { - RETURN_FALSE; - } - if (!buffered) { - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "cannot use non-storing mode with buffered queries"); - store = 1; - } else { - convert_to_long_ex(store_mode); - store= (Z_LVAL_PP(store_mode) != 0); - } - id = -1; - break; - default: - WRONG_PARAM_COUNT; - break; - } - - ZEND_FETCH_RESOURCE2(sybase_ptr, sybase_link *, sybase_link_index, id, "Sybase-Link", le_link, le_plink); - - convert_to_string_ex(query); - - /* Fail if we already marked this connection dead. */ - if (sybase_ptr->dead) { - RETURN_FALSE; - } - - /* Check to see if a previous sybase_unbuffered_query has read all rows */ - if (sybase_ptr->active_result_index) { - zval *tmp = NULL; - - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "called without first fetching all rows from a previous unbuffered query"); - if (sybase_ptr->cmd) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - } - - /* Get the resultset and free it */ - ALLOC_ZVAL(tmp); - Z_LVAL_P(tmp)= sybase_ptr->active_result_index; - Z_TYPE_P(tmp)= IS_RESOURCE; - INIT_PZVAL(tmp); - ZEND_FETCH_RESOURCE(result, sybase_result *, &tmp, -1, "Sybase result", le_result); - - /* Causes the following segfault: - Program received signal SIGSEGV, Segmentation fault. - 0x8144380 in _efree (ptr=0x81fe024, __zend_filename=0x81841a0 "php4/ext/sybase_ct/php_sybase_ct.c", - __zend_lineno=946, __zend_orig_filename=0x0, __zend_orig_lineno=0) at php4/Zend/zend_alloc.c:229 - php4/Zend/zend_alloc.c:229:7284:beg:0x8144380 - */ - #if O_TIMM - if (result) { - php_sybase_finish_results(result); - } - #endif - - zval_ptr_dtor(&tmp); - zend_list_delete(sybase_ptr->active_result_index); - sybase_ptr->active_result_index= 0; - } - - /* Repeat until we don't deadlock. */ - deadlock_count= 0; - for (;;) { - result = NULL; - sybase_ptr->deadlock = 0; - sybase_ptr->affected_rows = 0; - - /* On Solaris 11.5, ct_command() can be moved outside the - * loop, but not on Linux 11.0. - */ - if (ct_command(sybase_ptr->cmd, CS_LANG_CMD, Z_STRVAL_PP(query), CS_NULLTERM, CS_UNUSED)!=CS_SUCCEED) { - /* If this didn't work, the connection is screwed but - * ct-lib might not set CS_CONSTAT_DEAD. So set our own - * flag. This happens sometimes when the database is restarted - * and/or its machine is rebooted, and ct_command() returns - * CS_BUSY for some reason. - */ - sybase_ptr->dead = 1; - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Connection is dead"); - RETURN_FALSE; - } - - if (ct_send(sybase_ptr->cmd)!=CS_SUCCEED) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - sybase_ptr->dead = 1; - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Cannot send command"); - RETURN_FALSE; - } - - /* Use the first result set or succeed/fail status and discard the - * others. Applications really shouldn't be making calls that - * return multiple result sets, but if they do then we need to - * properly read or cancel them or the connection will become - * unusable. - */ - if (ct_results(sybase_ptr->cmd, &restype)!=CS_SUCCEED) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - sybase_ptr->dead = 1; - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Cannot read results"); - RETURN_FALSE; - } - switch ((int) restype) { - case CS_CMD_FAIL: - default: - status = Q_FAILURE; - break; - case CS_CMD_SUCCEED: - case CS_CMD_DONE: { - CS_INT row_count; - if (ct_res_info(sybase_ptr->cmd, CS_ROW_COUNT, &row_count, CS_UNUSED, NULL)==CS_SUCCEED) { - sybase_ptr->affected_rows = (long)row_count; - } - } - /* Fall through */ - case CS_COMPUTEFMT_RESULT: - case CS_ROWFMT_RESULT: - case CS_DESCRIBE_RESULT: - case CS_MSG_RESULT: - buffered= 0; /* These queries have no need for buffering */ - status = Q_SUCCESS; - break; - case CS_COMPUTE_RESULT: - case CS_CURSOR_RESULT: - case CS_PARAM_RESULT: - case CS_ROW_RESULT: - case CS_STATUS_RESULT: - result = php_sybase_fetch_result_set(sybase_ptr, buffered, store); - if (result == NULL) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - RETURN_FALSE; - } - status = Q_RESULT; - break; - } - - /* Check for left-over results */ - if (!buffered && status != Q_RESULT) { - while ((retcode = ct_results(sybase_ptr->cmd, &restype))==CS_SUCCEED) { - switch ((int) restype) { - case CS_CMD_SUCCEED: - case CS_CMD_DONE: - break; - - case CS_CMD_FAIL: - status = Q_FAILURE; - break; - - case CS_COMPUTE_RESULT: - case CS_CURSOR_RESULT: - case CS_PARAM_RESULT: - case CS_ROW_RESULT: - if (status != Q_RESULT) { - result = php_sybase_fetch_result_set(sybase_ptr, buffered, store); - if (result == NULL) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - sybase_ptr->dead = 1; - RETURN_FALSE; - } - status = Q_RESULT; - retcode = result->last_retcode; - } else { - /* Unexpected results, cancel them. */ - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_CURRENT); - } - break; - case CS_STATUS_RESULT: - /* Unexpected results, cancel them. */ - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_CURRENT); - break; - - default: - status = Q_FAILURE; - break; - } - if (status == Q_FAILURE) { - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - } - if (retcode == CS_END_RESULTS) { - break; - } - } - switch (retcode) { - case CS_END_RESULTS: - /* Normal. */ - break; - - case CS_FAIL: - /* Hopefully this either cleans up the connection, or the - * connection ends up marked dead so it will be reopened - * if it is persistent. We may want to do - * ct_close(CS_FORCE_CLOSE) if ct_cancel() fails; see the - * doc for ct_results()==CS_FAIL. - */ - ct_cancel(NULL, sybase_ptr->cmd, CS_CANCEL_ALL); - /* Don't take chances with the vagaries of ct-lib. Mark it - * dead ourselves. - */ - sybase_ptr->dead = 1; - case CS_CANCELED: - default: - status = Q_FAILURE; - break; - } - } - - /* Retry deadlocks up until deadlock_retry_count times */ - if (sybase_ptr->deadlock && SybCtG(deadlock_retry_count) != -1 && ++deadlock_count > SybCtG(deadlock_retry_count)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Retried deadlock %d times [max: %ld], giving up", deadlock_count- 1, SybCtG(deadlock_retry_count)); - if (result != NULL) { - _free_sybase_result(result); - } - break; - } - - /* If query completed without deadlock, break out of the loop. - * Sometimes deadlock results in failures and sometimes not, - * it seems to depend on the server flavor. But we want to - * retry all deadlocks. - */ - if (sybase_ptr->dead || sybase_ptr->deadlock == 0) { - break; - } - - /* Get rid of any results we may have fetched. This happens: - * e.g., our result set may be a stored procedure status which - * is returned even if the stored procedure deadlocks. As an - * optimization, we could try not to fetch results in known - * deadlock conditions, but deadlock is (should be) rare. - */ - if (result != NULL) { - _free_sybase_result(result); - } - } - - if (status == Q_SUCCESS) { - RETURN_TRUE; - } - - if (status == Q_FAILURE) { - if (result != NULL) { - _free_sybase_result(result); - } - RETURN_FALSE; - } - - /* Indicate we have data in case of buffered queries */ - id= ZEND_REGISTER_RESOURCE(return_value, result, le_result); - sybase_ptr->active_result_index= buffered ? id : 0; -} - -/* {{{ proto int sybase_query(string query [, int link_id]) - Send Sybase query */ -PHP_FUNCTION(sybase_query) -{ - php_sybase_query(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); -} -/* }}} */ - -/* {{{ proto int sybase_unbuffered_query(string query [, int link_id]) - Send Sybase query */ -PHP_FUNCTION(sybase_unbuffered_query) -{ - php_sybase_query(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1); -} - -/* {{{ proto bool sybase_free_result(int result) - Free result memory */ -PHP_FUNCTION(sybase_free_result) -{ - zval **sybase_result_index; - sybase_result *result; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - WRONG_PARAM_COUNT; - } - - if (Z_TYPE_PP(sybase_result_index) == IS_RESOURCE && Z_LVAL_PP(sybase_result_index) == 0) { - RETURN_FALSE; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - /* Did we fetch up until the end? */ - if (result->last_retcode != CS_END_DATA && result->last_retcode != CS_END_RESULTS) { - /* php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Cancelling the rest of the results"); */ - ct_cancel(NULL, result->sybase_ptr->cmd, CS_CANCEL_ALL); - php_sybase_finish_results(result); - } - - zend_list_delete(Z_LVAL_PP(sybase_result_index)); - RETURN_TRUE; -} - -/* }}} */ - -/* {{{ proto string sybase_get_last_message(void) - Returns the last message from server (over min_message_severity) */ -PHP_FUNCTION(sybase_get_last_message) -{ - RETURN_STRING(SybCtG(server_message), 1); -} -/* }}} */ - -/* {{{ proto int sybase_num_rows(int result) - Get number of rows in result */ -PHP_FUNCTION(sybase_num_rows) -{ - zval **sybase_result_index; - sybase_result *result; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - WRONG_PARAM_COUNT; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - Z_LVAL_P(return_value) = result->num_rows; - Z_TYPE_P(return_value) = IS_LONG; -} - -/* }}} */ - -/* {{{ proto int sybase_num_fields(int result) - Get number of fields in result */ -PHP_FUNCTION(sybase_num_fields) -{ - zval **sybase_result_index; - sybase_result *result; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - WRONG_PARAM_COUNT; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - Z_LVAL_P(return_value) = result->num_fields; - Z_TYPE_P(return_value) = IS_LONG; -} - -/* }}} */ - -/* {{{ proto array sybase_fetch_row(int result) - Get row as enumerated array */ -PHP_FUNCTION(sybase_fetch_row) -{ - zval **sybase_result_index; - int i; - sybase_result *result; - zval *field_content; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - WRONG_PARAM_COUNT; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - /* Unbuffered? */ - if (result->last_retcode != CS_END_DATA && result->last_retcode != CS_END_RESULTS) { - php_sybase_fetch_result_row(result, 1); - } - - /* At the end? */ - if (result->cur_row >= result->num_rows) { - RETURN_FALSE; - } - - array_init(return_value); - for (i=0; i<result->num_fields; i++) { - ALLOC_ZVAL(field_content); - *field_content = result->data[result->store ? result->cur_row : 0][i]; - INIT_PZVAL(field_content); - zval_copy_ctor(field_content); - zend_hash_index_update(Z_ARRVAL_P(return_value), i, (void *) &field_content, sizeof(zval* ), NULL); - } - result->cur_row++; -} - -/* }}} */ - -static void php_sybase_fetch_hash(INTERNAL_FUNCTION_PARAMETERS, int numerics) -{ - zval **sybase_result_index; - sybase_result *result; - int i, j; - zval *tmp; - char name[32]; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - WRONG_PARAM_COUNT; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - /* Unbuffered ? Fetch next row */ - if (result->last_retcode != CS_END_DATA && result->last_retcode != CS_END_RESULTS) { - php_sybase_fetch_result_row(result, 1); - } - - /* At the end? */ - if (result->cur_row >= result->num_rows) { - RETURN_FALSE; - } - - array_init(return_value); - - j= 1; - for (i=0; i<result->num_fields; i++) { - ALLOC_ZVAL(tmp); - *tmp = result->data[result->store ? result->cur_row : 0][i]; - INIT_PZVAL(tmp); - if (PG(magic_quotes_runtime) && Z_TYPE_P(tmp) == IS_STRING) { - Z_STRVAL_P(tmp) = php_addslashes(Z_STRVAL_P(tmp), Z_STRLEN_P(tmp), &Z_STRLEN_P(tmp), 0 TSRMLS_CC); - } else { - zval_copy_ctor(tmp); - } - if (numerics) { - zend_hash_index_update(Z_ARRVAL_P(return_value), i, (void *) &tmp, sizeof(zval *), NULL); - tmp->refcount++; - } - - if (zend_hash_exists(Z_ARRVAL_P(return_value), result->fields[i].name, strlen(result->fields[i].name)+1)) { - snprintf(name, 32, "%s%d", result->fields[i].name, j); - result->fields[i].name= estrdup(name); - j++; - } - zend_hash_update(Z_ARRVAL_P(return_value), result->fields[i].name, strlen(result->fields[i].name)+1, (void *) &tmp, sizeof(zval *), NULL); - } - result->cur_row++; -} - - -/* {{{ proto object sybase_fetch_object(int result [, mixed object]) - Fetch row as object */ -PHP_FUNCTION(sybase_fetch_object) -{ - zval **object= NULL; - zval *sybase_result_index; - zend_class_entry *ce= NULL; - - /* Was a second parameter given? */ - if (2 == ZEND_NUM_ARGS()) { - if (zend_get_parameters_ex(2, &sybase_result_index, &object) == FAILURE) { - WRONG_PARAM_COUNT; - } - - switch (Z_TYPE_PP(object)) { - case IS_OBJECT: - ce = Z_OBJCE_PP(object); - break; - case IS_NULL: - break; - default: { - zend_class_entry **pce = NULL; - - convert_to_string_ex(object); - if (zend_lookup_class(Z_STRVAL_PP(object), Z_STRLEN_PP(object), &pce TSRMLS_CC) == FAILURE) { - php_error_docref(NULL TSRMLS_CC, E_NOTICE, "Sybase: Class %s has not been declared", Z_STRVAL_PP(object)); - } else { - ce = *pce; - } - } - } - - /* Reset no. of arguments to 1 so that we can use INTERNAL_FUNCTION_PARAM_PASSTHRU */ - ht= 1; - } - - php_sybase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); - if (Z_TYPE_P(return_value)==IS_ARRAY) { - object_and_properties_init( - return_value, - ce ? ce : ZEND_STANDARD_CLASS_DEF_PTR, - Z_ARRVAL_P(return_value) - ); - } -} -/* }}} */ - -/* {{{ proto array sybase_fetch_array(int result) - Fetch row as array */ -PHP_FUNCTION(sybase_fetch_array) -{ - php_sybase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1); -} -/* }}} */ - -/* {{{ proto array sybase_fetch_assoc(int result) - Fetch row as array without numberic indices */ -PHP_FUNCTION(sybase_fetch_assoc) -{ - php_sybase_fetch_hash(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0); -} -/* }}} */ - -/* {{{ proto bool sybase_data_seek(int result, int offset) - Move internal row pointer */ -PHP_FUNCTION(sybase_data_seek) -{ - zval **sybase_result_index, **offset; - sybase_result *result; - - if (ZEND_NUM_ARGS()!=2 || zend_get_parameters_ex(2, &sybase_result_index, &offset)==FAILURE) { - WRONG_PARAM_COUNT; - } - - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - convert_to_long_ex(offset); - - /* Unbuffered ? */ - if (result->last_retcode != CS_END_DATA && result->last_retcode != CS_END_RESULTS && Z_LVAL_PP(offset)>=result->num_rows) { - php_sybase_fetch_result_row(result, Z_LVAL_PP(offset)+ 1); - } - - if (Z_LVAL_PP(offset)<0 || Z_LVAL_PP(offset)>=result->num_rows) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Bad row offset %ld, must be betweem 0 and %d", Z_LVAL_PP(offset), result->num_rows - 1); - RETURN_FALSE; - } - - result->cur_row = Z_LVAL_PP(offset); - RETURN_TRUE; -} -/* }}} */ - -static char *php_sybase_get_field_name(CS_INT type) -{ - switch (type) { - case CS_CHAR_TYPE: - case CS_VARCHAR_TYPE: - case CS_TEXT_TYPE: - return "string"; - break; - case CS_IMAGE_TYPE: - return "image"; - break; - case CS_BINARY_TYPE: - case CS_VARBINARY_TYPE: - return "blob"; - break; - case CS_BIT_TYPE: - return "bit"; - break; - case CS_TINYINT_TYPE: - case CS_SMALLINT_TYPE: - case CS_INT_TYPE: - return "int"; - break; - case CS_REAL_TYPE: - case CS_FLOAT_TYPE: - case CS_NUMERIC_TYPE: - case CS_DECIMAL_TYPE: - return "real"; - break; - case CS_MONEY_TYPE: - case CS_MONEY4_TYPE: - return "money"; - break; - case CS_DATETIME_TYPE: - case CS_DATETIME4_TYPE: - return "datetime"; - break; - default: - return "unknown"; - break; - } -} - - -/* {{{ proto object sybase_fetch_field(int result [, int offset]) - Get field information */ -PHP_FUNCTION(sybase_fetch_field) -{ - zval **sybase_result_index, **offset; - int field_offset; - sybase_result *result; - - switch (ZEND_NUM_ARGS()) { - case 1: - if (zend_get_parameters_ex(1, &sybase_result_index) == FAILURE) { - RETURN_FALSE; - } - field_offset=-1; - break; - case 2: - if (zend_get_parameters_ex(2, &sybase_result_index, &offset) == FAILURE) { - RETURN_FALSE; - } - convert_to_long_ex(offset); - field_offset = Z_LVAL_PP(offset); - break; - default: - WRONG_PARAM_COUNT; - break; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - if (field_offset==-1) { - field_offset = result->cur_field; - result->cur_field++; - } - - if (field_offset<0 || field_offset >= result->num_fields) { - if (ZEND_NUM_ARGS()==2) { /* field specified explicitly */ - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Bad column offset"); - } - RETURN_FALSE; - } - - object_init(return_value); - - add_property_string(return_value, "name", result->fields[field_offset].name, 1); - add_property_long(return_value, "max_length", result->fields[field_offset].max_length); - add_property_string(return_value, "column_source", result->fields[field_offset].column_source, 1); - add_property_long(return_value, "numeric", result->fields[field_offset].numeric); - add_property_string(return_value, "type", php_sybase_get_field_name(Z_TYPE(result->fields[field_offset])), 1); -} -/* }}} */ - - -/* {{{ proto bool sybase_field_seek(int result, int offset) - Set field offset */ -PHP_FUNCTION(sybase_field_seek) -{ - zval **sybase_result_index, **offset; - int field_offset; - sybase_result *result; - - if (ZEND_NUM_ARGS() !=2 || zend_get_parameters_ex(2, &sybase_result_index, &offset) == FAILURE) { - WRONG_PARAM_COUNT; - } - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - convert_to_long_ex(offset); - field_offset = Z_LVAL_PP(offset); - - if (field_offset<0 || field_offset >= result->num_fields) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Bad column offset"); - RETURN_FALSE; - } - - result->cur_field = field_offset; - RETURN_TRUE; -} -/* }}} */ - - -/* {{{ proto string sybase_result(int result, int row, mixed field) - Get result data */ -PHP_FUNCTION(sybase_result) -{ - zval **row, **field, **sybase_result_index; - int field_offset=0; - sybase_result *result; - - if (ZEND_NUM_ARGS() !=3 || zend_get_parameters_ex(3, &sybase_result_index, &row, &field)==FAILURE) { - WRONG_PARAM_COUNT; - } - - - ZEND_FETCH_RESOURCE(result, sybase_result *, sybase_result_index, -1, "Sybase result", le_result); - - convert_to_long_ex(row); - - /* Unbuffered ? */ - if (result->last_retcode != CS_END_DATA && result->last_retcode != CS_END_RESULTS && Z_LVAL_PP(row) >= result->num_rows) { - php_sybase_fetch_result_row(result, Z_LVAL_PP(row)); - } - - if (Z_LVAL_PP(row) < 0 || Z_LVAL_PP(row) >= result->num_rows) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Bad row offset (%ld)", Z_LVAL_PP(row)); - RETURN_FALSE; - } - - switch(Z_TYPE_PP(field)) { - case IS_STRING: { - int i; - - for (i=0; i<result->num_fields; i++) { - if (!strcasecmp(result->fields[i].name, Z_STRVAL_PP(field))) { - field_offset = i; - break; - } - } - if (i>=result->num_fields) { /* no match found */ - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: %s field not found in result", Z_STRVAL_PP(field)); - RETURN_FALSE; - } - break; - } - default: - convert_to_long_ex(field); - field_offset = Z_LVAL_PP(field); - if (field_offset<0 || field_offset>=result->num_fields) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "Sybase: Bad column offset specified"); - RETURN_FALSE; - } - break; - } - - *return_value = result->data[Z_LVAL_PP(row)][field_offset]; - zval_copy_ctor(return_value); -} -/* }}} */ - - -/* {{{ proto int sybase_affected_rows([int link_id]) - Get number of affected rows in last query */ -PHP_FUNCTION(sybase_affected_rows) -{ - zval **sybase_link_index; - sybase_link *sybase_ptr; - int id; - - switch(ZEND_NUM_ARGS()) { - case 0: - id = php_sybase_get_default_link(INTERNAL_FUNCTION_PARAM_PASSTHRU); - break; - case 1: - if (zend_get_parameters_ex(1, &sybase_link_index) == FAILURE) { - RETURN_FALSE; - } - id = -1; - break; - default: - WRONG_PARAM_COUNT; - break; - } - - ZEND_FETCH_RESOURCE2(sybase_ptr, sybase_link *, sybase_link_index, id, "Sybase-Link", le_link, le_plink); - - Z_LVAL_P(return_value) = sybase_ptr->affected_rows; - Z_TYPE_P(return_value) = IS_LONG; -} -/* }}} */ - - -PHP_MINFO_FUNCTION(sybase) -{ - char buf[32]; - - php_info_print_table_start(); - php_info_print_table_header(2, "Sybase_CT Support", "enabled" ); - sprintf(buf, "%ld", SybCtG(num_persistent)); - php_info_print_table_row(2, "Active Persistent Links", buf); - sprintf(buf, "%ld", SybCtG(num_links)); - php_info_print_table_row(2, "Active Links", buf); - sprintf(buf, "%ld", SybCtG(min_server_severity)); - php_info_print_table_row(2, "Min server severity", buf); - sprintf(buf, "%ld", SybCtG(min_client_severity)); - php_info_print_table_row(2, "Min client severity", buf); - php_info_print_table_row(2, "Application Name", SybCtG(appname)); - sprintf(buf, "%ld", SybCtG(deadlock_retry_count)); - php_info_print_table_row(2, "Deadlock retry count", buf); - php_info_print_table_end(); - - DISPLAY_INI_ENTRIES(); -} - - -/* {{{ proto void sybase_min_client_severity(int severity) - Sets minimum client severity */ -PHP_FUNCTION(sybase_min_client_severity) -{ - zval **severity; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &severity) == FAILURE) { - WRONG_PARAM_COUNT; - } - convert_to_long_ex(severity); - SybCtG(min_client_severity) = Z_LVAL_PP(severity); -} -/* }}} */ - - -/* {{{ proto void sybase_min_server_severity(int severity) - Sets minimum server severity */ -PHP_FUNCTION(sybase_min_server_severity) -{ - zval **severity; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &severity) == FAILURE) { - WRONG_PARAM_COUNT; - } - convert_to_long_ex(severity); - SybCtG(min_server_severity) = Z_LVAL_PP(severity); -} -/* }}} */ - -/* {{{ proto void sybase_deadlock_retry_count(int retry_count) - Sets deadlock retry count */ -PHP_FUNCTION(sybase_deadlock_retry_count) -{ - zval **retry_count; - - if (ZEND_NUM_ARGS() !=1 || zend_get_parameters_ex(1, &retry_count) == FAILURE) { - WRONG_PARAM_COUNT; - } - convert_to_long_ex(retry_count); - SybCtG(deadlock_retry_count) = Z_LVAL_PP(retry_count); -} -/* }}} */ - - -/* {{{ proto bool sybase_set_message_handler(mixed error_func [, resource connection]) - Set the error handler, to be called when a server message is raised. - If error_func is NULL the handler will be deleted */ -PHP_FUNCTION(sybase_set_message_handler) -{ - zval **callback, **param, **sybase_link_index= NULL; - char *name; - sybase_link *sybase_ptr; - - switch (ZEND_NUM_ARGS()) { - case 1: /* Default message handler */ - if (zend_get_parameters_ex(1, ¶m) == FAILURE) { - RETURN_FALSE; - } - callback = &SybCtG(callback_name); - break; - - case 2: /* Connection-based message handler */ - if (zend_get_parameters_ex(2, ¶m, &sybase_link_index) == FAILURE) { - RETURN_FALSE; - } - ZEND_FETCH_RESOURCE2(sybase_ptr, sybase_link *, sybase_link_index, -1, "Sybase-Link", le_link, le_plink); - callback = &sybase_ptr->callback_name; - break; - - default: - WRONG_PARAM_COUNT; - } - - /* Clean out old callback */ - if (*callback) { - zval_ptr_dtor(callback); - *callback = NULL; - } - - switch (Z_TYPE_PP(param)) { - case IS_NULL: - /* Return TRUE to indicate we deleted the message handler */ - RETURN_TRUE; - break; - - case IS_ARRAY: - case IS_STRING: - /* Either "function", array("class", "function") or array($object, "function") */ - if (!zend_is_callable(*param, 0, &name)) { - php_error_docref(NULL TSRMLS_CC, E_WARNING, "First argumented is expected to be a valid callback, '%s' was given", name); - efree(name); - RETURN_FALSE; - } - efree(name); - break; - - default: - php_error_docref(NULL TSRMLS_CC, E_WARNING, "First argumented is expected to be either NULL, an array or string, %s given", zend_zval_type_name(*param)); - RETURN_FALSE; - } - - ALLOC_ZVAL(*callback); - **callback = **param; - INIT_PZVAL(*callback); - zval_copy_ctor(*callback); - RETURN_TRUE; -} -/* }}} */ - - -#endif - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - */ |