diff options
Diffstat (limited to 'ext/mysqlnd/mysqlnd.c')
| -rw-r--r-- | ext/mysqlnd/mysqlnd.c | 2764 |
1 files changed, 2764 insertions, 0 deletions
diff --git a/ext/mysqlnd/mysqlnd.c b/ext/mysqlnd/mysqlnd.c new file mode 100644 index 0000000..90c2b73 --- /dev/null +++ b/ext/mysqlnd/mysqlnd.c @@ -0,0 +1,2764 @@ +/* + +----------------------------------------------------------------------+ + | PHP Version 5 | + +----------------------------------------------------------------------+ + | Copyright (c) 2006-2013 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: Andrey Hristov <andrey@mysql.com> | + | Ulf Wendel <uwendel@mysql.com> | + | Georg Richter <georg@mysql.com> | + +----------------------------------------------------------------------+ +*/ + +/* $Id$ */ +#include "php.h" +#include "mysqlnd.h" +#include "mysqlnd_wireprotocol.h" +#include "mysqlnd_priv.h" +#include "mysqlnd_result.h" +#include "mysqlnd_statistics.h" +#include "mysqlnd_charset.h" +#include "mysqlnd_debug.h" + +/* + TODO : + - Don't bind so tightly the metadata with the result set. This means + that the metadata reading should not expect a MYSQLND_RES pointer, it + does not need it, but return a pointer to the metadata (MYSQLND_FIELD *). + For normal statements we will then just assign it to a member of + MYSQLND_RES. For PS statements, it will stay as part of the statement + (MYSQLND_STMT) between prepare and execute. At execute the new metadata + will be sent by the server, so we will discard the old one and then + finally attach it to the result set. This will make the code more clean, + as a prepared statement won't have anymore stmt->result != NULL, as it + is now, just to have where to store the metadata. + + - Change mysqlnd_simple_command to accept a heap dynamic array of MYSQLND_STRING + terminated by a string with ptr being NULL. Thus, multi-part messages can be + sent to the network like writev() and this can save at least for + mysqlnd_stmt_send_long_data() new malloc. This change will probably make the + code in few other places cleaner. +*/ + +extern MYSQLND_CHARSET *mysqlnd_charsets; + + + +PHPAPI const char * const mysqlnd_old_passwd = "mysqlnd cannot connect to MySQL 4.1+ using the old insecure authentication. " +"Please use an administration tool to reset your password with the command SET PASSWORD = PASSWORD('your_existing_password'). This will " +"store a new, and more secure, hash value in mysql.user. If this user is used in other scripts executed by PHP 5.2 or earlier you might need to remove the old-passwords " +"flag from your my.cnf file"; + +PHPAPI const char * const mysqlnd_server_gone = "MySQL server has gone away"; +PHPAPI const char * const mysqlnd_out_of_sync = "Commands out of sync; you can't run this command now"; +PHPAPI const char * const mysqlnd_out_of_memory = "Out of memory"; + +PHPAPI MYSQLND_STATS *mysqlnd_global_stats = NULL; + + +/* {{{ mysqlnd_conn_data::free_options */ +static void +MYSQLND_METHOD(mysqlnd_conn_data, free_options)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + zend_bool pers = conn->persistent; + + if (conn->options->charset_name) { + mnd_pefree(conn->options->charset_name, pers); + conn->options->charset_name = NULL; + } + if (conn->options->auth_protocol) { + mnd_pefree(conn->options->auth_protocol, pers); + conn->options->auth_protocol = NULL; + } + if (conn->options->num_commands) { + unsigned int i; + for (i = 0; i < conn->options->num_commands; i++) { + /* allocated with pestrdup */ + mnd_pefree(conn->options->init_commands[i], pers); + } + mnd_pefree(conn->options->init_commands, pers); + conn->options->init_commands = NULL; + } + if (conn->options->cfg_file) { + mnd_pefree(conn->options->cfg_file, pers); + conn->options->cfg_file = NULL; + } + if (conn->options->cfg_section) { + mnd_pefree(conn->options->cfg_section, pers); + conn->options->cfg_section = NULL; + } +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::free_contents */ +static void +MYSQLND_METHOD(mysqlnd_conn_data, free_contents)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + zend_bool pers = conn->persistent; + + DBG_ENTER("mysqlnd_conn_data::free_contents"); + + mysqlnd_local_infile_default(conn); + if (conn->current_result) { + conn->current_result->m.free_result(conn->current_result, TRUE TSRMLS_CC); + conn->current_result = NULL; + } + + if (conn->net) { + conn->net->m.free_contents(conn->net TSRMLS_CC); + } + + DBG_INF("Freeing memory of members"); + + if (conn->host) { + mnd_pefree(conn->host, pers); + conn->host = NULL; + } + if (conn->user) { + mnd_pefree(conn->user, pers); + conn->user = NULL; + } + if (conn->passwd) { + mnd_pefree(conn->passwd, pers); + conn->passwd = NULL; + } + if (conn->connect_or_select_db) { + mnd_pefree(conn->connect_or_select_db, pers); + conn->connect_or_select_db = NULL; + } + if (conn->unix_socket) { + mnd_pefree(conn->unix_socket, pers); + conn->unix_socket = NULL; + } + DBG_INF_FMT("scheme=%s", conn->scheme); + if (conn->scheme) { + mnd_pefree(conn->scheme, pers); + conn->scheme = NULL; + } + if (conn->server_version) { + mnd_pefree(conn->server_version, pers); + conn->server_version = NULL; + } + if (conn->host_info) { + mnd_pefree(conn->host_info, pers); + conn->host_info = NULL; + } + if (conn->auth_plugin_data) { + mnd_pefree(conn->auth_plugin_data, pers); + conn->auth_plugin_data = NULL; + } + if (conn->last_message) { + mnd_pefree(conn->last_message, pers); + conn->last_message = NULL; + } + if (conn->error_info->error_list) { + zend_llist_clean(conn->error_info->error_list); + mnd_pefree(conn->error_info->error_list, pers); + conn->error_info->error_list = NULL; + } + conn->charset = NULL; + conn->greet_charset = NULL; + + DBG_VOID_RETURN; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::dtor */ +static void +MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, dtor)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::dtor"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + conn->m->free_contents(conn TSRMLS_CC); + conn->m->free_options(conn TSRMLS_CC); + + if (conn->net) { + mysqlnd_net_free(conn->net, conn->stats, conn->error_info TSRMLS_CC); + conn->net = NULL; + } + + if (conn->protocol) { + mysqlnd_protocol_free(conn->protocol TSRMLS_CC); + conn->protocol = NULL; + } + + if (conn->stats) { + mysqlnd_stats_end(conn->stats); + } + + mnd_pefree(conn, conn->persistent); + + DBG_VOID_RETURN; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::simple_command_handle_response */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, simple_command_handle_response)(MYSQLND_CONN_DATA * conn, enum mysqlnd_packet_type ok_packet, + zend_bool silent, enum php_mysqlnd_server_command command, + zend_bool ignore_upsert_status TSRMLS_DC) +{ + enum_func_status ret = FAIL; + + DBG_ENTER("mysqlnd_conn_data::simple_command_handle_response"); + DBG_INF_FMT("silent=%u packet=%u command=%s", silent, ok_packet, mysqlnd_command_to_text[command]); + + switch (ok_packet) { + case PROT_OK_PACKET:{ + MYSQLND_PACKET_OK * ok_response = conn->protocol->m.get_ok_packet(conn->protocol, FALSE TSRMLS_CC); + if (!ok_response) { + SET_OOM_ERROR(*conn->error_info); + break; + } + if (FAIL == (ret = PACKET_READ(ok_response, conn))) { + if (!silent) { + DBG_ERR_FMT("Error while reading %s's OK packet", mysqlnd_command_to_text[command]); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error while reading %s's OK packet. PID=%u", + mysqlnd_command_to_text[command], getpid()); + } + } else { + DBG_INF_FMT("OK from server"); + if (0xFF == ok_response->field_count) { + /* The server signalled error. Set the error */ + SET_CLIENT_ERROR(*conn->error_info, ok_response->error_no, ok_response->sqlstate, ok_response->error); + ret = FAIL; + /* + Cover a protocol design error: error packet does not + contain the server status. Therefore, the client has no way + to find out whether there are more result sets of + a multiple-result-set statement pending. Luckily, in 5.0 an + error always aborts execution of a statement, wherever it is + a multi-statement or a stored procedure, so it should be + safe to unconditionally turn off the flag here. + */ + conn->upsert_status->server_status &= ~SERVER_MORE_RESULTS_EXISTS; + SET_ERROR_AFF_ROWS(conn); + } else { + SET_NEW_MESSAGE(conn->last_message, conn->last_message_len, + ok_response->message, ok_response->message_len, + conn->persistent); + + if (!ignore_upsert_status) { + conn->upsert_status->warning_count = ok_response->warning_count; + conn->upsert_status->server_status = ok_response->server_status; + conn->upsert_status->affected_rows = ok_response->affected_rows; + conn->upsert_status->last_insert_id = ok_response->last_insert_id; + } + } + } + PACKET_FREE(ok_response); + break; + } + case PROT_EOF_PACKET:{ + MYSQLND_PACKET_EOF * ok_response = conn->protocol->m.get_eof_packet(conn->protocol, FALSE TSRMLS_CC); + if (!ok_response) { + SET_OOM_ERROR(*conn->error_info); + break; + } + if (FAIL == (ret = PACKET_READ(ok_response, conn))) { + SET_CLIENT_ERROR(*conn->error_info, CR_MALFORMED_PACKET, UNKNOWN_SQLSTATE, + "Malformed packet"); + if (!silent) { + DBG_ERR_FMT("Error while reading %s's EOF packet", mysqlnd_command_to_text[command]); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error while reading %s's EOF packet. PID=%d", + mysqlnd_command_to_text[command], getpid()); + } + } else if (0xFF == ok_response->field_count) { + /* The server signalled error. Set the error */ + SET_CLIENT_ERROR(*conn->error_info, ok_response->error_no, ok_response->sqlstate, ok_response->error); + SET_ERROR_AFF_ROWS(conn); + } else if (0xFE != ok_response->field_count) { + SET_CLIENT_ERROR(*conn->error_info, CR_MALFORMED_PACKET, UNKNOWN_SQLSTATE, "Malformed packet"); + if (!silent) { + DBG_ERR_FMT("EOF packet expected, field count wasn't 0xFE but 0x%2X", ok_response->field_count); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "EOF packet expected, field count wasn't 0xFE but 0x%2X", + ok_response->field_count); + } + } else { + DBG_INF_FMT("OK from server"); + } + PACKET_FREE(ok_response); + break; + } + default: + SET_CLIENT_ERROR(*conn->error_info, CR_MALFORMED_PACKET, UNKNOWN_SQLSTATE, "Malformed packet"); + php_error_docref(NULL TSRMLS_CC, E_ERROR, "Wrong response packet %u passed to the function", ok_packet); + break; + } + DBG_INF(ret == PASS ? "PASS":"FAIL"); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::simple_command */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, simple_command)(MYSQLND_CONN_DATA * conn, enum php_mysqlnd_server_command command, + const zend_uchar * const arg, size_t arg_len, enum mysqlnd_packet_type ok_packet, zend_bool silent, + zend_bool ignore_upsert_status TSRMLS_DC) +{ + enum_func_status ret = PASS; + MYSQLND_PACKET_COMMAND * cmd_packet; + + DBG_ENTER("mysqlnd_conn_data::simple_command"); + DBG_INF_FMT("command=%s ok_packet=%u silent=%u", mysqlnd_command_to_text[command], ok_packet, silent); + + switch (CONN_GET_STATE(conn)) { + case CONN_READY: + break; + case CONN_QUIT_SENT: + SET_CLIENT_ERROR(*conn->error_info, CR_SERVER_GONE_ERROR, UNKNOWN_SQLSTATE, mysqlnd_server_gone); + DBG_ERR("Server is gone"); + DBG_RETURN(FAIL); + default: + SET_CLIENT_ERROR(*conn->error_info, CR_COMMANDS_OUT_OF_SYNC, UNKNOWN_SQLSTATE, mysqlnd_out_of_sync); + DBG_ERR_FMT("Command out of sync. State=%u", CONN_GET_STATE(conn)); + DBG_RETURN(FAIL); + } + + /* clean UPSERT info */ + if (!ignore_upsert_status) { + memset(conn->upsert_status, 0, sizeof(*conn->upsert_status)); + } + SET_ERROR_AFF_ROWS(conn); + SET_EMPTY_ERROR(*conn->error_info); + + cmd_packet = conn->protocol->m.get_command_packet(conn->protocol, FALSE TSRMLS_CC); + if (!cmd_packet) { + SET_OOM_ERROR(*conn->error_info); + DBG_RETURN(FAIL); + } + + cmd_packet->command = command; + if (arg && arg_len) { + cmd_packet->argument = arg; + cmd_packet->arg_len = arg_len; + } + + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_COM_QUIT + command - 1 /* because of COM_SLEEP */ ); + + if (! PACKET_WRITE(cmd_packet, conn)) { + if (!silent) { + DBG_ERR_FMT("Error while sending %s packet", mysqlnd_command_to_text[command]); + php_error(E_WARNING, "Error while sending %s packet. PID=%d", mysqlnd_command_to_text[command], getpid()); + } + CONN_SET_STATE(conn, CONN_QUIT_SENT); + DBG_ERR("Server is gone"); + ret = FAIL; + } else if (ok_packet != PROT_LAST) { + ret = conn->m->simple_command_handle_response(conn, ok_packet, silent, command, ignore_upsert_status TSRMLS_CC); + } + + PACKET_FREE(cmd_packet); + DBG_INF(ret == PASS ? "PASS":"FAIL"); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::set_server_option */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, set_server_option)(MYSQLND_CONN_DATA * const conn, enum_mysqlnd_server_option option TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, set_server_option); + zend_uchar buffer[2]; + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::set_server_option"); + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + + int2store(buffer, (unsigned int) option); + ret = conn->m->simple_command(conn, COM_SET_OPTION, buffer, sizeof(buffer), PROT_EOF_PACKET, FALSE, TRUE TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::restart_psession */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, restart_psession)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::restart_psession"); + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_CONNECT_REUSED); + /* Free here what should not be seen by the next script */ + if (conn->last_message) { + mnd_pefree(conn->last_message, conn->persistent); + conn->last_message = NULL; + } + DBG_RETURN(PASS); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::end_psession */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, end_psession)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::end_psession"); + DBG_RETURN(PASS); +} +/* }}} */ + + +/* {{{ mysqlnd_switch_to_ssl_if_needed */ +static enum_func_status +mysqlnd_switch_to_ssl_if_needed( + MYSQLND_CONN_DATA * conn, + const MYSQLND_PACKET_GREET * const greet_packet, + const MYSQLND_OPTIONS * const options, + unsigned long mysql_flags + TSRMLS_DC + ) +{ + enum_func_status ret = FAIL; + const MYSQLND_CHARSET * charset; + MYSQLND_PACKET_AUTH * auth_packet; + DBG_ENTER("mysqlnd_switch_to_ssl_if_needed"); + + auth_packet = conn->protocol->m.get_auth_packet(conn->protocol, FALSE TSRMLS_CC); + if (!auth_packet) { + SET_OOM_ERROR(*conn->error_info); + goto end; + } + auth_packet->client_flags = mysql_flags; + auth_packet->max_packet_size = MYSQLND_ASSEMBLED_PACKET_MAX_SIZE; + + if (options->charset_name && (charset = mysqlnd_find_charset_name(options->charset_name))) { + auth_packet->charset_no = charset->nr; + } else { +#if MYSQLND_UNICODE + auth_packet->charset_no = 200;/* utf8 - swedish collation, check mysqlnd_charset.c */ +#else + auth_packet->charset_no = greet_packet->charset_no; +#endif + } + +#ifdef MYSQLND_SSL_SUPPORTED + if ((greet_packet->server_capabilities & CLIENT_SSL) && (mysql_flags & CLIENT_SSL)) { + zend_bool verify = mysql_flags & CLIENT_SSL_VERIFY_SERVER_CERT? TRUE:FALSE; + DBG_INF("Switching to SSL"); + if (!PACKET_WRITE(auth_packet, conn)) { + CONN_SET_STATE(conn, CONN_QUIT_SENT); + SET_CLIENT_ERROR(*conn->error_info, CR_SERVER_GONE_ERROR, UNKNOWN_SQLSTATE, mysqlnd_server_gone); + goto end; + } + + conn->net->m.set_client_option(conn->net, MYSQL_OPT_SSL_VERIFY_SERVER_CERT, (const char *) &verify TSRMLS_CC); + + if (FAIL == conn->net->m.enable_ssl(conn->net TSRMLS_CC)) { + goto end; + } + } +#endif + ret = PASS; +end: + PACKET_FREE(auth_packet); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_connect_run_authentication */ +static enum_func_status +mysqlnd_connect_run_authentication( + MYSQLND_CONN_DATA * conn, + const char * const user, + const char * const passwd, + const char * const db, + size_t db_len, + size_t passwd_len, + const MYSQLND_PACKET_GREET * const greet_packet, + const MYSQLND_OPTIONS * const options, + unsigned long mysql_flags + TSRMLS_DC) +{ + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_connect_run_authentication"); + + ret = mysqlnd_switch_to_ssl_if_needed(conn, greet_packet, options, mysql_flags TSRMLS_CC); + if (PASS == ret) { + zend_bool first_call = TRUE; + + char * switch_to_auth_protocol = NULL; + size_t switch_to_auth_protocol_len = 0; + char * requested_protocol = NULL; + zend_uchar * plugin_data; + size_t plugin_data_len; + + plugin_data_len = greet_packet->auth_plugin_data_len; + plugin_data = mnd_emalloc(plugin_data_len + 1); + if (!plugin_data) { + ret = FAIL; + goto end; + } + memcpy(plugin_data, greet_packet->auth_plugin_data, plugin_data_len); + plugin_data[plugin_data_len] = '\0'; + + requested_protocol = mnd_pestrdup(greet_packet->auth_protocol? greet_packet->auth_protocol: "mysql_native_password", FALSE); + if (!requested_protocol) { + ret = FAIL; + goto end; + } + + do { + struct st_mysqlnd_authentication_plugin * auth_plugin; + { + char * plugin_name = NULL; + + mnd_sprintf(&plugin_name, 0, "auth_plugin_%s", requested_protocol); + + DBG_INF_FMT("looking for %s auth plugin", plugin_name); + auth_plugin = mysqlnd_plugin_find(plugin_name); + mnd_sprintf_free(plugin_name); + + if (!auth_plugin) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "The server requested authentication method unknown to the client [%s]", requested_protocol); + SET_CLIENT_ERROR(*conn->error_info, CR_NOT_IMPLEMENTED, UNKNOWN_SQLSTATE, "The server requested authentication method umknown to the client"); + break; + } + } + DBG_INF("plugin found"); + + { + zend_uchar * switch_to_auth_protocol_data = NULL; + size_t switch_to_auth_protocol_data_len = 0; + zend_uchar * scrambled_data = NULL; + size_t scrambled_data_len = 0; + + switch_to_auth_protocol = NULL; + switch_to_auth_protocol_len = 0; + + if (conn->auth_plugin_data) { + mnd_pefree(conn->auth_plugin_data, conn->persistent); + conn->auth_plugin_data = NULL; + } + conn->auth_plugin_data_len = plugin_data_len; + conn->auth_plugin_data = mnd_pemalloc(conn->auth_plugin_data_len, conn->persistent); + if (!conn->auth_plugin_data) { + SET_OOM_ERROR(*conn->error_info); + goto end; + } + memcpy(conn->auth_plugin_data, plugin_data, plugin_data_len); + + DBG_INF_FMT("salt=[%*s]", plugin_data_len - 1, plugin_data); + /* The data should be allocated with malloc() */ + scrambled_data = + auth_plugin->methods.get_auth_data(NULL, &scrambled_data_len, conn, user, passwd, passwd_len, + plugin_data, plugin_data_len, options, mysql_flags TSRMLS_CC); + + + ret = mysqlnd_auth_handshake(conn, user, passwd, passwd_len, db, db_len, options, mysql_flags, + greet_packet->charset_no, + first_call, + requested_protocol, + scrambled_data, scrambled_data_len, + &switch_to_auth_protocol, &switch_to_auth_protocol_len, + &switch_to_auth_protocol_data, &switch_to_auth_protocol_data_len + TSRMLS_CC); + first_call = FALSE; + free(scrambled_data); + + DBG_INF_FMT("switch_to_auth_protocol=%s", switch_to_auth_protocol? switch_to_auth_protocol:"n/a"); + if (requested_protocol && switch_to_auth_protocol) { + mnd_efree(requested_protocol); + requested_protocol = switch_to_auth_protocol; + } + + if (plugin_data) { + mnd_efree(plugin_data); + } + plugin_data_len = switch_to_auth_protocol_data_len; + plugin_data = switch_to_auth_protocol_data; + } + DBG_INF_FMT("conn->error_info->error_no = %d", conn->error_info->error_no); + } while (ret == FAIL && conn->error_info->error_no == 0 && switch_to_auth_protocol != NULL); + if (plugin_data) { + mnd_efree(plugin_data); + } + + if (ret == PASS) { + DBG_INF_FMT("saving requested_protocol=%s", requested_protocol); + conn->m->set_client_option(conn, MYSQLND_OPT_AUTH_PROTOCOL, requested_protocol TSRMLS_CC); + } + + if (requested_protocol) { + mnd_efree(requested_protocol); + } + } +end: + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::connect */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, connect)(MYSQLND_CONN_DATA * conn, + const char *host, const char *user, + const char *passwd, unsigned int passwd_len, + const char *db, unsigned int db_len, + unsigned int port, + const char *socket_or_pipe, + unsigned int mysql_flags + TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, connect); + size_t host_len; + zend_bool unix_socket = FALSE; + zend_bool named_pipe = FALSE; + zend_bool reconnect = FALSE; + zend_bool saved_compression = FALSE; + zend_bool local_tx_started = FALSE; + + MYSQLND_PACKET_GREET * greet_packet = NULL; + + DBG_ENTER("mysqlnd_conn_data::connect"); + + if (PASS != conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + goto err; + } + local_tx_started = TRUE; + + SET_EMPTY_ERROR(*conn->error_info); + SET_ERROR_AFF_ROWS(conn); + + DBG_INF_FMT("host=%s user=%s db=%s port=%u flags=%u persistent=%u state=%u", + host?host:"", user?user:"", db?db:"", port, mysql_flags, + conn? conn->persistent:0, conn? CONN_GET_STATE(conn):-1); + + if (CONN_GET_STATE(conn) > CONN_ALLOCED && CONN_GET_STATE(conn) ) { + DBG_INF("Connecting on a connected handle."); + + if (CONN_GET_STATE(conn) < CONN_QUIT_SENT) { + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_CLOSE_IMPLICIT); + reconnect = TRUE; + conn->m->send_close(conn TSRMLS_CC); + } + + conn->m->free_contents(conn TSRMLS_CC); + MYSQLND_DEC_CONN_STATISTIC(conn->stats, STAT_OPENED_CONNECTIONS); + if (conn->persistent) { + MYSQLND_DEC_CONN_STATISTIC(conn->stats, STAT_OPENED_PERSISTENT_CONNECTIONS); + } + /* Now reconnect using the same handle */ + if (conn->net->compressed) { + /* + we need to save the state. As we will re-connect, net->compressed should be off, or + we will look for a compression header as part of the greet message, but there will + be none. + */ + saved_compression = TRUE; + conn->net->compressed = FALSE; + } + } else { + unsigned int max_allowed_size = MYSQLND_ASSEMBLED_PACKET_MAX_SIZE; + conn->m->set_client_option(conn, MYSQLND_OPT_MAX_ALLOWED_PACKET, (char *)&max_allowed_size TSRMLS_CC); + } + + if (!host || !host[0]) { + host = "localhost"; + } + if (!user) { + DBG_INF_FMT("no user given, using empty string"); + user = ""; + } + if (!passwd) { + DBG_INF_FMT("no password given, using empty string"); + passwd = ""; + passwd_len = 0; + } + if (!db) { + DBG_INF_FMT("no db given, using empty string"); + db = ""; + db_len = 0; + } + + host_len = strlen(host); + { + char * transport = NULL; + int transport_len; +#ifndef PHP_WIN32 + if (host_len == sizeof("localhost") - 1 && !strncasecmp(host, "localhost", host_len)) { + DBG_INF_FMT("socket=%s", socket_or_pipe? socket_or_pipe:"n/a"); + if (!socket_or_pipe) { + socket_or_pipe = "/tmp/mysql.sock"; + } + transport_len = mnd_sprintf(&transport, 0, "unix://%s", socket_or_pipe); + unix_socket = TRUE; +#else + if (host_len == sizeof(".") - 1 && host[0] == '.') { + /* named pipe in socket */ + if (!socket_or_pipe) { + socket_or_pipe = "\\\\.\\pipe\\MySQL"; + } + transport_len = mnd_sprintf(&transport, 0, "pipe://%s", socket_or_pipe); + named_pipe = TRUE; +#endif + } else { + if (!port) { + port = 3306; + } + transport_len = mnd_sprintf(&transport, 0, "tcp://%s:%u", host, port); + } + if (!transport) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + DBG_INF_FMT("transport=%s conn->scheme=%s", transport, conn->scheme); + conn->scheme = mnd_pestrndup(transport, transport_len, conn->persistent); + conn->scheme_len = transport_len; + mnd_sprintf_free(transport); + transport = NULL; + if (!conn->scheme) { + goto err; /* OOM */ + } + } + + greet_packet = conn->protocol->m.get_greet_packet(conn->protocol, FALSE TSRMLS_CC); + if (!greet_packet) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + + if (FAIL == conn->net->m.connect_ex(conn->net, conn->scheme, conn->scheme_len, conn->persistent, + conn->stats, conn->error_info TSRMLS_CC)) + { + goto err; + } + + DBG_INF_FMT("stream=%p", conn->net->stream); + + if (FAIL == PACKET_READ(greet_packet, conn)) { + DBG_ERR("Error while reading greeting packet"); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error while reading greeting packet. PID=%d", getpid()); + goto err; + } else if (greet_packet->error_no) { + DBG_ERR_FMT("errorno=%u error=%s", greet_packet->error_no, greet_packet->error); + SET_CLIENT_ERROR(*conn->error_info, greet_packet->error_no, greet_packet->sqlstate, greet_packet->error); + goto err; + } else if (greet_packet->pre41) { + DBG_ERR_FMT("Connecting to 3.22, 3.23 & 4.0 is not supported. Server is %-.32s", greet_packet->server_version); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Connecting to 3.22, 3.23 & 4.0 " + " is not supported. Server is %-.32s", greet_packet->server_version); + SET_CLIENT_ERROR(*conn->error_info, CR_NOT_IMPLEMENTED, UNKNOWN_SQLSTATE, + "Connecting to 3.22, 3.23 & 4.0 servers is not supported"); + goto err; + } + + conn->thread_id = greet_packet->thread_id; + conn->protocol_version = greet_packet->protocol_version; + conn->server_version = mnd_pestrdup(greet_packet->server_version, conn->persistent); + + conn->greet_charset = mysqlnd_find_charset_nr(greet_packet->charset_no); + if (!conn->greet_charset) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, + "Server sent charset (%d) unknown to the client. Please, report to the developers", greet_packet->charset_no); + SET_CLIENT_ERROR(*conn->error_info, CR_NOT_IMPLEMENTED, UNKNOWN_SQLSTATE, + "Server sent charset unknown to the client. Please, report to the developers"); + goto err; + } + /* we allow load data local infile by default */ + mysql_flags |= MYSQLND_CAPABILITIES; + + mysql_flags |= conn->options->flags; /* use the flags from set_client_option() */ + + if (db) { + mysql_flags |= CLIENT_CONNECT_WITH_DB; + } + + if (PG(open_basedir) && strlen(PG(open_basedir))) { + mysql_flags ^= CLIENT_LOCAL_FILES; + } + +#ifndef MYSQLND_COMPRESSION_ENABLED + if (mysql_flags & CLIENT_COMPRESS) { + mysql_flags &= ~CLIENT_COMPRESS; + } +#else + if (conn->net->options.flags & MYSQLND_NET_FLAG_USE_COMPRESSION) { + mysql_flags |= CLIENT_COMPRESS; + } +#endif +#ifndef MYSQLND_SSL_SUPPORTED + if (mysql_flags & CLIENT_SSL) { + mysql_flags &= ~CLIENT_SSL; + } +#else + if (conn->net->options.ssl_key || conn->net->options.ssl_cert || + conn->net->options.ssl_ca || conn->net->options.ssl_capath || conn->net->options.ssl_cipher) + { + mysql_flags |= CLIENT_SSL; + } +#endif + + if (FAIL == mysqlnd_connect_run_authentication(conn, user, passwd, db, db_len, (size_t) passwd_len, + greet_packet, conn->options, mysql_flags TSRMLS_CC)) + { + goto err; + } + + { + CONN_SET_STATE(conn, CONN_READY); + + if (saved_compression) { + conn->net->compressed = TRUE; + } + /* + If a connect on a existing handle is performed and mysql_flags is + passed which doesn't CLIENT_COMPRESS, then we need to overwrite the value + which we set based on saved_compression. + */ + conn->net->compressed = mysql_flags & CLIENT_COMPRESS? TRUE:FALSE; + + conn->user = mnd_pestrdup(user, conn->persistent); + conn->user_len = strlen(conn->user); + conn->passwd = mnd_pestrndup(passwd, passwd_len, conn->persistent); + conn->passwd_len = passwd_len; + conn->port = port; + conn->connect_or_select_db = mnd_pestrndup(db, db_len, conn->persistent); + conn->connect_or_select_db_len = db_len; + + if (!conn->user || !conn->passwd || !conn->connect_or_select_db) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + + if (!unix_socket && !named_pipe) { + conn->host = mnd_pestrdup(host, conn->persistent); + if (!conn->host) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + conn->host_len = strlen(conn->host); + { + char *p; + mnd_sprintf(&p, 0, "%s via TCP/IP", conn->host); + if (!p) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + conn->host_info = mnd_pestrdup(p, conn->persistent); + mnd_sprintf_free(p); + if (!conn->host_info) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + } + } else { + conn->unix_socket = mnd_pestrdup(socket_or_pipe, conn->persistent); + if (unix_socket) { + conn->host_info = mnd_pestrdup("Localhost via UNIX socket", conn->persistent); + } else if (named_pipe) { + char *p; + mnd_sprintf(&p, 0, "%s via named pipe", conn->unix_socket); + if (!p) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + conn->host_info = mnd_pestrdup(p, conn->persistent); + mnd_sprintf_free(p); + if (!conn->host_info) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + } else { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Impossible. Should be either socket or a pipe. Report a bug!"); + } + if (!conn->unix_socket || !conn->host_info) { + SET_OOM_ERROR(*conn->error_info); + goto err; /* OOM */ + } + conn->unix_socket_len = strlen(conn->unix_socket); + } + conn->client_flag = mysql_flags; + conn->max_packet_size = MYSQLND_ASSEMBLED_PACKET_MAX_SIZE; + /* todo: check if charset is available */ + conn->server_capabilities = greet_packet->server_capabilities; + conn->upsert_status->warning_count = 0; + conn->upsert_status->server_status = greet_packet->server_status; + conn->upsert_status->affected_rows = 0; + + SET_EMPTY_ERROR(*conn->error_info); + + mysqlnd_local_infile_default(conn); + +#if MYSQLND_UNICODE + { + unsigned int as_unicode = 1; + conn->m->set_client_option(conn, MYSQLND_OPT_NUMERIC_AND_DATETIME_AS_UNICODE, (char *)&as_unicode TSRMLS_CC); + DBG_INF("unicode set"); + } +#endif + if (conn->options->init_commands) { + unsigned int current_command = 0; + for (; current_command < conn->options->num_commands; ++current_command) { + const char * const command = conn->options->init_commands[current_command]; + if (command) { + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_INIT_COMMAND_EXECUTED_COUNT); + if (PASS != conn->m->query(conn, command, strlen(command) TSRMLS_CC)) { + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_INIT_COMMAND_FAILED_COUNT); + goto err; + } + if (conn->last_query_type == QUERY_SELECT) { + MYSQLND_RES * result = conn->m->use_result(conn TSRMLS_CC); + if (result) { + result->m.free_result(result, TRUE TSRMLS_CC); + } + } + } + } + } + + + MYSQLND_INC_CONN_STATISTIC_W_VALUE2(conn->stats, STAT_CONNECT_SUCCESS, 1, STAT_OPENED_CONNECTIONS, 1); + if (reconnect) { + MYSQLND_INC_GLOBAL_STATISTIC(STAT_RECONNECT); + } + if (conn->persistent) { + MYSQLND_INC_CONN_STATISTIC_W_VALUE2(conn->stats, STAT_PCONNECT_SUCCESS, 1, STAT_OPENED_PERSISTENT_CONNECTIONS, 1); + } + + DBG_INF_FMT("connection_id=%llu", conn->thread_id); + + PACKET_FREE(greet_packet); + + conn->m->local_tx_end(conn, this_func, PASS TSRMLS_CC); + DBG_RETURN(PASS); + } +err: + PACKET_FREE(greet_packet); + + DBG_ERR_FMT("[%u] %.128s (trying to connect via %s)", conn->error_info->error_no, conn->error_info->error, conn->scheme); + if (!conn->error_info->error_no) { + SET_CLIENT_ERROR(*conn->error_info, CR_CONNECTION_ERROR, UNKNOWN_SQLSTATE, conn->error_info->error? conn->error_info->error:"Unknown error"); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "[%u] %.128s (trying to connect via %s)", + conn->error_info->error_no, conn->error_info->error, conn->scheme); + } + + conn->m->free_contents(conn TSRMLS_CC); + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_CONNECT_FAILURE); + if (TRUE == local_tx_started) { + conn->m->local_tx_end(conn, this_func, FAIL TSRMLS_CC); + } + + DBG_RETURN(FAIL); +} +/* }}} */ + + +/* {{{ mysqlnd_conn::connect */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn, connect)(MYSQLND * conn_handle, + const char * host, const char * user, + const char * passwd, unsigned int passwd_len, + const char * db, unsigned int db_len, + unsigned int port, + const char * socket_or_pipe, + unsigned int mysql_flags + TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, connect); + enum_func_status ret = FAIL; + MYSQLND_CONN_DATA * conn = conn_handle->data; + + DBG_ENTER("mysqlnd_conn::connect"); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->connect(conn, host, user, passwd, passwd_len, db, db_len, port, socket_or_pipe, mysql_flags TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, FAIL TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + +/* {{{ mysqlnd_connect */ +PHPAPI MYSQLND * mysqlnd_connect(MYSQLND * conn_handle, + const char * host, const char * user, + const char * passwd, unsigned int passwd_len, + const char * db, unsigned int db_len, + unsigned int port, + const char * socket_or_pipe, + unsigned int mysql_flags + TSRMLS_DC) +{ + enum_func_status ret = FAIL; + zend_bool self_alloced = FALSE; + + DBG_ENTER("mysqlnd_connect"); + DBG_INF_FMT("host=%s user=%s db=%s port=%u flags=%u", host?host:"", user?user:"", db?db:"", port, mysql_flags); + + if (!conn_handle) { + self_alloced = TRUE; + if (!(conn_handle = mysqlnd_init(FALSE))) { + /* OOM */ + DBG_RETURN(NULL); + } + } + + ret = conn_handle->m->connect(conn_handle, host, user, passwd, passwd_len, db, db_len, port, socket_or_pipe, mysql_flags TSRMLS_CC); + + if (ret == FAIL) { + if (self_alloced) { + /* + We have alloced, thus there are no references to this + object - we are free to kill it! + */ + conn_handle->m->dtor(conn_handle TSRMLS_CC); + } + DBG_RETURN(NULL); + } + DBG_RETURN(conn_handle); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::query */ +/* + If conn->error_info->error_no is not zero, then we had an error. + Still the result from the query is PASS +*/ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, query)(MYSQLND_CONN_DATA * conn, const char * query, unsigned int query_len TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, query); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::query"); + DBG_INF_FMT("conn=%llu query=%s", conn->thread_id, query); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + if (PASS == conn->m->send_query(conn, query, query_len TSRMLS_CC) && + PASS == conn->m->reap_query(conn TSRMLS_CC)) + { + ret = PASS; + if (conn->last_query_type == QUERY_UPSERT && conn->upsert_status->affected_rows) { + MYSQLND_INC_CONN_STATISTIC_W_VALUE(conn->stats, STAT_ROWS_AFFECTED_NORMAL, conn->upsert_status->affected_rows); + } + } + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::send_query */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, send_query)(MYSQLND_CONN_DATA * conn, const char * query, unsigned int query_len TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, send_query); + enum_func_status ret; + DBG_ENTER("mysqlnd_conn_data::send_query"); + DBG_INF_FMT("conn=%llu query=%s", conn->thread_id, query); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->simple_command(conn, COM_QUERY, (zend_uchar *) query, query_len, + PROT_LAST /* we will handle the OK packet*/, + FALSE, FALSE TSRMLS_CC); + if (PASS == ret) { + CONN_SET_STATE(conn, CONN_QUERY_SENT); + } + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::reap_query */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, reap_query)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, reap_query); + enum_mysqlnd_connection_state state = CONN_GET_STATE(conn); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::reap_query"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + if (state <= CONN_READY || state == CONN_QUIT_SENT) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Connection not opened, clear or has been closed"); + DBG_ERR_FMT("Connection not opened, clear or has been closed. State=%u", state); + DBG_RETURN(ret); + } + ret = conn->m->query_read_result_set_header(conn, NULL TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +#include "php_network.h" + +MYSQLND ** mysqlnd_stream_array_check_for_readiness(MYSQLND ** conn_array TSRMLS_DC) +{ + int cnt = 0; + MYSQLND **p = conn_array, **p_p; + MYSQLND **ret = NULL; + + while (*p) { + if (CONN_GET_STATE((*p)->data) <= CONN_READY || CONN_GET_STATE((*p)->data) == CONN_QUIT_SENT) { + cnt++; + } + p++; + } + if (cnt) { + MYSQLND **ret_p = ret = ecalloc(cnt + 1, sizeof(MYSQLND *)); + p_p = p = conn_array; + while (*p) { + if (CONN_GET_STATE((*p)->data) <= CONN_READY || CONN_GET_STATE((*p)->data) == CONN_QUIT_SENT) { + *ret_p = *p; + *p = NULL; + ret_p++; + } else { + *p_p = *p; + p_p++; + } + p++; + } + *ret_p = NULL; + } + return ret; +} + + +/* {{{ stream_select mysqlnd_stream_array_to_fd_set functions */ +static int mysqlnd_stream_array_to_fd_set(MYSQLND ** conn_array, fd_set * fds, php_socket_t * max_fd TSRMLS_DC) +{ + php_socket_t this_fd; + int cnt = 0; + MYSQLND **p = conn_array; + + while (*p) { + /* get the fd. + * NB: Most other code will NOT use the PHP_STREAM_CAST_INTERNAL flag + * when casting. It is only used here so that the buffered data warning + * is not displayed. + * */ + if (SUCCESS == php_stream_cast((*p)->data->net->stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, + (void*)&this_fd, 1) && this_fd >= 0) { + + PHP_SAFE_FD_SET(this_fd, fds); + + if (this_fd > *max_fd) { + *max_fd = this_fd; + } + cnt++; + } + p++; + } + return cnt ? 1 : 0; +} + +static int mysqlnd_stream_array_from_fd_set(MYSQLND ** conn_array, fd_set * fds TSRMLS_DC) +{ + php_socket_t this_fd; + int ret = 0; + zend_bool disproportion = FALSE; + + + MYSQLND **fwd = conn_array, **bckwd = conn_array; + + while (*fwd) { + if (SUCCESS == php_stream_cast((*fwd)->data->net->stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, + (void*)&this_fd, 1) && this_fd >= 0) { + if (PHP_SAFE_FD_ISSET(this_fd, fds)) { + if (disproportion) { + *bckwd = *fwd; + } + bckwd++; + fwd++; + ret++; + continue; + } + } + disproportion = TRUE; + fwd++; + } + *bckwd = NULL;/* NULL-terminate the list */ + + return ret; +} +/* }}} */ + + +#ifndef PHP_WIN32 +#define php_select(m, r, w, e, t) select(m, r, w, e, t) +#else +#include "win32/select.h" +#endif + + +/* {{{ _mysqlnd_poll */ +PHPAPI enum_func_status +_mysqlnd_poll(MYSQLND **r_array, MYSQLND **e_array, MYSQLND ***dont_poll, long sec, long usec, uint * desc_num TSRMLS_DC) +{ + struct timeval tv; + struct timeval *tv_p = NULL; + fd_set rfds, wfds, efds; + php_socket_t max_fd = 0; + int retval, sets = 0; + int set_count, max_set_count = 0; + + DBG_ENTER("_mysqlnd_poll"); + if (sec < 0 || usec < 0) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Negative values passed for sec and/or usec"); + DBG_RETURN(FAIL); + } + + *dont_poll = mysqlnd_stream_array_check_for_readiness(r_array TSRMLS_CC); + + FD_ZERO(&rfds); + FD_ZERO(&wfds); + FD_ZERO(&efds); + + if (r_array != NULL) { + set_count = mysqlnd_stream_array_to_fd_set(r_array, &rfds, &max_fd TSRMLS_CC); + if (set_count > max_set_count) { + max_set_count = set_count; + } + sets += set_count; + } + + if (e_array != NULL) { + set_count = mysqlnd_stream_array_to_fd_set(e_array, &efds, &max_fd TSRMLS_CC); + if (set_count > max_set_count) { + max_set_count = set_count; + } + sets += set_count; + } + + if (!sets) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, *dont_poll ? "All arrays passed are clear":"No stream arrays were passed"); + DBG_ERR_FMT(*dont_poll ? "All arrays passed are clear":"No stream arrays were passed"); + DBG_RETURN(FAIL); + } + + PHP_SAFE_MAX_FD(max_fd, max_set_count); + + /* Solaris + BSD do not like microsecond values which are >= 1 sec */ + if (usec > 999999) { + tv.tv_sec = sec + (usec / 1000000); + tv.tv_usec = usec % 1000000; + } else { + tv.tv_sec = sec; + tv.tv_usec = usec; + } + + tv_p = &tv; + + retval = php_select(max_fd + 1, &rfds, &wfds, &efds, tv_p); + + if (retval == -1) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "unable to select [%d]: %s (max_fd=%d)", + errno, strerror(errno), max_fd); + DBG_RETURN(FAIL); + } + + if (r_array != NULL) { + mysqlnd_stream_array_from_fd_set(r_array, &rfds TSRMLS_CC); + } + if (e_array != NULL) { + mysqlnd_stream_array_from_fd_set(e_array, &efds TSRMLS_CC); + } + + *desc_num = retval; + DBG_RETURN(PASS); +} +/* }}} */ + + +/* + COM_FIELD_LIST is special, different from a SHOW FIELDS FROM : + - There is no result set header - status from the command, which + impacts us to allocate big chunk of memory for reading the metadata. + - The EOF packet is consumed by the metadata packet reader. +*/ + +/* {{{ mysqlnd_conn_data::list_fields */ +MYSQLND_RES * +MYSQLND_METHOD(mysqlnd_conn_data, list_fields)(MYSQLND_CONN_DATA * conn, const char *table, const char *achtung_wild TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, list_fields); + /* db + \0 + wild + \0 (for wild) */ + zend_uchar buff[MYSQLND_MAX_ALLOWED_DB_LEN * 2 + 1 + 1], *p; + size_t table_len, wild_len; + MYSQLND_RES * result = NULL; + DBG_ENTER("mysqlnd_conn_data::list_fields"); + DBG_INF_FMT("conn=%llu table=%s wild=%s", conn->thread_id, table? table:"",achtung_wild? achtung_wild:""); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + do { + p = buff; + if (table && (table_len = strlen(table))) { + size_t to_copy = MIN(table_len, MYSQLND_MAX_ALLOWED_DB_LEN); + memcpy(p, table, to_copy); + p += to_copy; + *p++ = '\0'; + } + + if (achtung_wild && (wild_len = strlen(achtung_wild))) { + size_t to_copy = MIN(wild_len, MYSQLND_MAX_ALLOWED_DB_LEN); + memcpy(p, achtung_wild, to_copy); + p += to_copy; + *p++ = '\0'; + } + + if (PASS != conn->m->simple_command(conn, COM_FIELD_LIST, buff, p - buff, + PROT_LAST /* we will handle the OK packet*/, + FALSE, TRUE TSRMLS_CC)) { + conn->m->local_tx_end(conn, 0, FAIL TSRMLS_CC); + break; + } + + /* + Prepare for the worst case. + MyISAM goes to 2500 BIT columns, double it for safety. + */ + result = conn->m->result_init(5000, conn->persistent TSRMLS_CC); + if (!result) { + break; + } + + if (FAIL == result->m.read_result_metadata(result, conn TSRMLS_CC)) { + DBG_ERR("Error ocurred while reading metadata"); + result->m.free_result(result, TRUE TSRMLS_CC); + result = NULL; + break; + } + + result->type = MYSQLND_RES_NORMAL; + result->m.fetch_row = result->m.fetch_row_normal_unbuffered; + result->unbuf = mnd_ecalloc(1, sizeof(MYSQLND_RES_UNBUFFERED)); + if (!result->unbuf) { + /* OOM */ + SET_OOM_ERROR(*conn->error_info); + result->m.free_result(result, TRUE TSRMLS_CC); + result = NULL; + break; + } + result->unbuf->eof_reached = TRUE; + } while (0); + conn->m->local_tx_end(conn, this_func, result == NULL? FAIL:PASS TSRMLS_CC); + } + + DBG_RETURN(result); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::list_method */ +MYSQLND_RES * +MYSQLND_METHOD(mysqlnd_conn_data, list_method)(MYSQLND_CONN_DATA * conn, const char * query, const char *achtung_wild, char *par1 TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, list_method); + char * show_query = NULL; + size_t show_query_len; + MYSQLND_RES * result = NULL; + + DBG_ENTER("mysqlnd_conn_data::list_method"); + DBG_INF_FMT("conn=%llu query=%s wild=%u", conn->thread_id, query, achtung_wild); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + if (par1) { + if (achtung_wild) { + show_query_len = mnd_sprintf(&show_query, 0, query, par1, achtung_wild); + } else { + show_query_len = mnd_sprintf(&show_query, 0, query, par1); + } + } else { + if (achtung_wild) { + show_query_len = mnd_sprintf(&show_query, 0, query, achtung_wild); + } else { + show_query_len = strlen(show_query = (char *)query); + } + } + + if (PASS == conn->m->query(conn, show_query, show_query_len TSRMLS_CC)) { + result = conn->m->store_result(conn TSRMLS_CC); + } + if (show_query != query) { + mnd_sprintf_free(show_query); + } + conn->m->local_tx_end(conn, this_func, result == NULL? FAIL:PASS TSRMLS_CC); + } + DBG_RETURN(result); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::errno */ +static unsigned int +MYSQLND_METHOD(mysqlnd_conn_data, errno)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->error_info->error_no; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::error */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, error)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->error_info->error; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::sqlstate */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, sqlstate)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->error_info->sqlstate[0] ? conn->error_info->sqlstate:MYSQLND_SQLSTATE_NULL; +} +/* }}} */ + + +/* {{{ mysqlnd_old_escape_string */ +PHPAPI ulong +mysqlnd_old_escape_string(char * newstr, const char * escapestr, size_t escapestr_len TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_old_escape_string"); + DBG_RETURN(mysqlnd_cset_escape_slashes(mysqlnd_find_charset_name("latin1"), newstr, escapestr, escapestr_len TSRMLS_CC)); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::ssl_set */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, ssl_set)(MYSQLND_CONN_DATA * const conn, const char * key, const char * const cert, + const char * const ca, const char * const capath, const char * const cipher TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, ssl_set); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::ssl_set"); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = (PASS == conn->net->m.set_client_option(conn->net, MYSQLND_OPT_SSL_KEY, key TSRMLS_CC) && + PASS == conn->net->m.set_client_option(conn->net, MYSQLND_OPT_SSL_CERT, cert TSRMLS_CC) && + PASS == conn->net->m.set_client_option(conn->net, MYSQLND_OPT_SSL_CA, ca TSRMLS_CC) && + PASS == conn->net->m.set_client_option(conn->net, MYSQLND_OPT_SSL_CAPATH, capath TSRMLS_CC) && + PASS == conn->net->m.set_client_option(conn->net, MYSQLND_OPT_SSL_CIPHER, cipher TSRMLS_CC)) ? PASS : FAIL; + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::escape_string */ +static ulong +MYSQLND_METHOD(mysqlnd_conn_data, escape_string)(MYSQLND_CONN_DATA * const conn, char * newstr, const char * escapestr, size_t escapestr_len TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, escape_string); + ulong ret; + DBG_ENTER("mysqlnd_conn_data::escape_string"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + if (conn->upsert_status->server_status & SERVER_STATUS_NO_BACKSLASH_ESCAPES) { + ret = mysqlnd_cset_escape_quotes(conn->charset, newstr, escapestr, escapestr_len TSRMLS_CC); + } else { + ret = mysqlnd_cset_escape_slashes(conn->charset, newstr, escapestr, escapestr_len TSRMLS_CC); + } + conn->m->local_tx_end(conn, this_func, PASS TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::dump_debug_info */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, dump_debug_info)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, server_dump_debug_information); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::dump_debug_info"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->simple_command(conn, COM_DEBUG, NULL, 0, PROT_EOF_PACKET, FALSE, TRUE TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::select_db */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, select_db)(MYSQLND_CONN_DATA * const conn, const char * const db, unsigned int db_len TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, select_db); + enum_func_status ret = FAIL; + + DBG_ENTER("mysqlnd_conn_data::select_db"); + DBG_INF_FMT("conn=%llu db=%s", conn->thread_id, db); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->simple_command(conn, COM_INIT_DB, (zend_uchar*) db, db_len, PROT_OK_PACKET, FALSE, TRUE TSRMLS_CC); + /* + The server sends 0 but libmysql doesn't read it and has established + a protocol of giving back -1. Thus we have to follow it :( + */ + SET_ERROR_AFF_ROWS(conn); + if (ret == PASS) { + if (conn->connect_or_select_db) { + mnd_pefree(conn->connect_or_select_db, conn->persistent); + } + conn->connect_or_select_db = mnd_pestrndup(db, db_len, conn->persistent); + conn->connect_or_select_db_len = db_len; + if (!conn->connect_or_select_db) { + /* OOM */ + SET_OOM_ERROR(*conn->error_info); + ret = FAIL; + } + } + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::ping */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, ping)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, ping); + enum_func_status ret = FAIL; + + DBG_ENTER("mysqlnd_conn_data::ping"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->simple_command(conn, COM_PING, NULL, 0, PROT_OK_PACKET, TRUE, TRUE TSRMLS_CC); + /* + The server sends 0 but libmysql doesn't read it and has established + a protocol of giving back -1. Thus we have to follow it :( + */ + SET_ERROR_AFF_ROWS(conn); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_INF_FMT("ret=%u", ret); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::statistic */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, statistic)(MYSQLND_CONN_DATA * conn, char **message, unsigned int * message_len TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, get_server_statistics); + enum_func_status ret = FAIL; + MYSQLND_PACKET_STATS * stats_header; + + DBG_ENTER("mysqlnd_conn_data::statistic"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + do { + ret = conn->m->simple_command(conn, COM_STATISTICS, NULL, 0, PROT_LAST, FALSE, TRUE TSRMLS_CC); + if (FAIL == ret) { + break; + } + stats_header = conn->protocol->m.get_stats_packet(conn->protocol, FALSE TSRMLS_CC); + if (!stats_header) { + SET_OOM_ERROR(*conn->error_info); + break; + } + + if (PASS == (ret = PACKET_READ(stats_header, conn))) { + /* will be freed by Zend, thus don't use the mnd_ allocator */ + *message = estrndup(stats_header->message, stats_header->message_len); + *message_len = stats_header->message_len; + DBG_INF(*message); + } + PACKET_FREE(stats_header); + } while (0); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::kill */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, kill)(MYSQLND_CONN_DATA * conn, unsigned int pid TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, kill_connection); + enum_func_status ret = FAIL; + zend_uchar buff[4]; + + DBG_ENTER("mysqlnd_conn_data::kill"); + DBG_INF_FMT("conn=%llu pid=%u", conn->thread_id, pid); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + int4store(buff, pid); + + /* If we kill ourselves don't expect OK packet, PROT_LAST will skip it */ + if (pid != conn->thread_id) { + ret = conn->m->simple_command(conn, COM_PROCESS_KILL, buff, 4, PROT_OK_PACKET, FALSE, TRUE TSRMLS_CC); + /* + The server sends 0 but libmysql doesn't read it and has established + a protocol of giving back -1. Thus we have to follow it :( + */ + SET_ERROR_AFF_ROWS(conn); + } else if (PASS == (ret = conn->m->simple_command(conn, COM_PROCESS_KILL, buff, 4, PROT_LAST, FALSE, TRUE TSRMLS_CC))) { + CONN_SET_STATE(conn, CONN_QUIT_SENT); + } + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::set_charset */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, set_charset)(MYSQLND_CONN_DATA * const conn, const char * const csname TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, set_charset); + enum_func_status ret = FAIL; + const MYSQLND_CHARSET * const charset = mysqlnd_find_charset_name(csname); + + DBG_ENTER("mysqlnd_conn_data::set_charset"); + DBG_INF_FMT("conn=%llu cs=%s", conn->thread_id, csname); + + if (!charset) { + SET_CLIENT_ERROR(*conn->error_info, CR_CANT_FIND_CHARSET, UNKNOWN_SQLSTATE, + "Invalid characterset or character set not supported"); + DBG_RETURN(ret); + } + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + char * query; + size_t query_len = mnd_sprintf(&query, 0, "SET NAMES %s", csname); + + if (FAIL == (ret = conn->m->query(conn, query, query_len TSRMLS_CC))) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Error executing query"); + } else if (conn->error_info->error_no) { + ret = FAIL; + } else { + conn->charset = charset; + } + mnd_sprintf_free(query); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_INF(ret == PASS? "PASS":"FAIL"); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::refresh */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, refresh)(MYSQLND_CONN_DATA * const conn, uint8_t options TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, refresh_server); + enum_func_status ret = FAIL; + zend_uchar bits[1]; + DBG_ENTER("mysqlnd_conn_data::refresh"); + DBG_INF_FMT("conn=%llu options=%lu", conn->thread_id, options); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + int1store(bits, options); + + ret = conn->m->simple_command(conn, COM_REFRESH, bits, 1, PROT_OK_PACKET, FALSE, TRUE TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::shutdown */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, shutdown)(MYSQLND_CONN_DATA * const conn, uint8_t level TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, shutdown_server); + enum_func_status ret = FAIL; + zend_uchar bits[1]; + DBG_ENTER("mysqlnd_conn_data::shutdown"); + DBG_INF_FMT("conn=%llu level=%lu", conn->thread_id, level); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + int1store(bits, level); + + ret = conn->m->simple_command(conn, COM_SHUTDOWN, bits, 1, PROT_OK_PACKET, FALSE, TRUE TSRMLS_CC); + + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_send_close */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, send_close)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + enum_func_status ret = PASS; + + DBG_ENTER("mysqlnd_send_close"); + DBG_INF_FMT("conn=%llu conn->net->stream->abstract=%p", + conn->thread_id, conn->net->stream? conn->net->stream->abstract:NULL); + + if (CONN_GET_STATE(conn) >= CONN_READY) { + MYSQLND_DEC_CONN_STATISTIC(conn->stats, STAT_OPENED_CONNECTIONS); + if (conn->persistent) { + MYSQLND_DEC_CONN_STATISTIC(conn->stats, STAT_OPENED_PERSISTENT_CONNECTIONS); + } + } + switch (CONN_GET_STATE(conn)) { + case CONN_READY: + DBG_INF("Connection clean, sending COM_QUIT"); + if (conn->net->stream) { + ret = conn->m->simple_command(conn, COM_QUIT, NULL, 0, PROT_LAST, TRUE, TRUE TSRMLS_CC); + } + /* Do nothing */ + break; + case CONN_SENDING_LOAD_DATA: + /* + Don't send COM_QUIT if we are in a middle of a LOAD DATA or we + will crash (assert) a debug server. + */ + case CONN_NEXT_RESULT_PENDING: + case CONN_QUERY_SENT: + case CONN_FETCHING_DATA: + MYSQLND_INC_GLOBAL_STATISTIC(STAT_CLOSE_IN_MIDDLE); + DBG_ERR_FMT("Brutally closing connection [%p][%s]", conn, conn->scheme); + /* + Do nothing, the connection will be brutally closed + and the server will catch it and free close from its side. + */ + case CONN_ALLOCED: + /* + Allocated but not connected or there was failure when trying + to connect with pre-allocated connect. + + Fall-through + */ + case CONN_QUIT_SENT: + /* The user has killed its own connection */ + break; + } + /* + We hold one reference, and every other object which needs the + connection does increase it by 1. + */ + CONN_SET_STATE(conn, CONN_QUIT_SENT); + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_reference */ +static MYSQLND_CONN_DATA * +MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, get_reference)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::get_reference"); + ++conn->refcount; + DBG_INF_FMT("conn=%llu new_refcount=%u", conn->thread_id, conn->refcount); + DBG_RETURN(conn); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::free_reference */ +static enum_func_status +MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, free_reference)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + enum_func_status ret = PASS; + DBG_ENTER("mysqlnd_conn_data::free_reference"); + DBG_INF_FMT("conn=%llu old_refcount=%u", conn->thread_id, conn->refcount); + if (!(--conn->refcount)) { + /* + No multithreading issues as we don't share the connection :) + This will free the object too, of course because references has + reached zero. + */ + ret = conn->m->send_close(conn TSRMLS_CC); + conn->m->dtor(conn TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_state */ +static enum mysqlnd_connection_state +MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, get_state)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::get_state"); + DBG_RETURN(conn->state); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::set_state */ +static void +MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, set_state)(MYSQLND_CONN_DATA * const conn, enum mysqlnd_connection_state new_state TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::set_state"); + DBG_INF_FMT("New state=%u", new_state); + conn->state = new_state; + DBG_VOID_RETURN; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::field_count */ +static unsigned int +MYSQLND_METHOD(mysqlnd_conn_data, field_count)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->field_count; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::server_status */ +static unsigned int +MYSQLND_METHOD(mysqlnd_conn_data, server_status)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->upsert_status->server_status; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::insert_id */ +static uint64_t +MYSQLND_METHOD(mysqlnd_conn_data, insert_id)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->upsert_status->last_insert_id; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::affected_rows */ +static uint64_t +MYSQLND_METHOD(mysqlnd_conn_data, affected_rows)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->upsert_status->affected_rows; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::warning_count */ +static unsigned int +MYSQLND_METHOD(mysqlnd_conn_data, warning_count)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->upsert_status->warning_count; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::info */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, info)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->last_message; +} +/* }}} */ + +/* {{{ mysqlnd_get_client_info */ +PHPAPI const char * mysqlnd_get_client_info() +{ + return MYSQLND_VERSION; +} +/* }}} */ + + +/* {{{ mysqlnd_get_client_version */ +PHPAPI unsigned int mysqlnd_get_client_version() +{ + return MYSQLND_VERSION_ID; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_server_info */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, get_server_info)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->server_version; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_host_info */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, get_host_info)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->host_info; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_proto_info */ +static unsigned int +MYSQLND_METHOD(mysqlnd_conn_data, get_proto_info)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->protocol_version; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::charset_name */ +static const char * +MYSQLND_METHOD(mysqlnd_conn_data, charset_name)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->charset->name; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::thread_id */ +static uint64_t +MYSQLND_METHOD(mysqlnd_conn_data, thread_id)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + return conn->thread_id; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_server_version */ +static unsigned long +MYSQLND_METHOD(mysqlnd_conn_data, get_server_version)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + long major, minor, patch; + char *p; + + if (!(p = conn->server_version)) { + return 0; + } + + major = strtol(p, &p, 10); + p += 1; /* consume the dot */ + minor = strtol(p, &p, 10); + p += 1; /* consume the dot */ + patch = strtol(p, &p, 10); + + return (unsigned long)(major * 10000L + (unsigned long)(minor * 100L + patch)); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::more_results */ +static zend_bool +MYSQLND_METHOD(mysqlnd_conn_data, more_results)(const MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::more_results"); + /* (conn->state == CONN_NEXT_RESULT_PENDING) too */ + DBG_RETURN(conn->upsert_status->server_status & SERVER_MORE_RESULTS_EXISTS? TRUE:FALSE); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::next_result */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, next_result)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, next_result); + enum_func_status ret = FAIL; + + DBG_ENTER("mysqlnd_conn_data::next_result"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + do { + if (CONN_GET_STATE(conn) != CONN_NEXT_RESULT_PENDING) { + break; + } + + SET_EMPTY_ERROR(*conn->error_info); + SET_ERROR_AFF_ROWS(conn); + /* + We are sure that there is a result set, since conn->state is set accordingly + in mysqlnd_store_result() or mysqlnd_fetch_row_unbuffered() + */ + if (FAIL == (ret = conn->m->query_read_result_set_header(conn, NULL TSRMLS_CC))) { + /* + There can be an error in the middle of a multi-statement, which will cancel the multi-statement. + So there are no more results and we should just return FALSE, error_no has been set + */ + if (!conn->error_info->error_no) { + DBG_ERR_FMT("Serious error. %s::%u", __FILE__, __LINE__); + php_error_docref(NULL TSRMLS_CC, E_WARNING, "Serious error. PID=%d", getpid()); + CONN_SET_STATE(conn, CONN_QUIT_SENT); + } else { + DBG_INF_FMT("Error from the server : (%u) %s", conn->error_info->error_no, conn->error_info->error); + } + break; + } + if (conn->last_query_type == QUERY_UPSERT && conn->upsert_status->affected_rows) { + MYSQLND_INC_CONN_STATISTIC_W_VALUE(conn->stats, STAT_ROWS_AFFECTED_NORMAL, conn->upsert_status->affected_rows); + } + } while (0); + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_field_type_name */ +PHPAPI const char *mysqlnd_field_type_name(enum mysqlnd_field_types field_type) +{ + switch(field_type) { + case FIELD_TYPE_STRING: + case FIELD_TYPE_VAR_STRING: + return "string"; + case FIELD_TYPE_TINY: + case FIELD_TYPE_SHORT: + case FIELD_TYPE_LONG: + case FIELD_TYPE_LONGLONG: + case FIELD_TYPE_INT24: + return "int"; + case FIELD_TYPE_FLOAT: + case FIELD_TYPE_DOUBLE: + case FIELD_TYPE_DECIMAL: + case FIELD_TYPE_NEWDECIMAL: + return "real"; + case FIELD_TYPE_TIMESTAMP: + return "timestamp"; + case FIELD_TYPE_YEAR: + return "year"; + case FIELD_TYPE_DATE: + case FIELD_TYPE_NEWDATE: + return "date"; + case FIELD_TYPE_TIME: + return "time"; + case FIELD_TYPE_SET: + return "set"; + case FIELD_TYPE_ENUM: + return "enum"; + case FIELD_TYPE_GEOMETRY: + return "geometry"; + case FIELD_TYPE_DATETIME: + return "datetime"; + case FIELD_TYPE_TINY_BLOB: + case FIELD_TYPE_MEDIUM_BLOB: + case FIELD_TYPE_LONG_BLOB: + case FIELD_TYPE_BLOB: + return "blob"; + case FIELD_TYPE_NULL: + return "null"; + case FIELD_TYPE_BIT: + return "bit"; + default: + return "unknown"; + } +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::change_user */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, change_user)(MYSQLND_CONN_DATA * const conn, + const char * user, + const char * passwd, + const char * db, + zend_bool silent, + size_t passwd_len + TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, change_user); + /* + User could be max 16 * 3 (utf8), pass is 20 usually, db is up to 64*3 + Stack space is not that expensive, so use a bit more to be protected against + buffer overflows. + */ + enum_func_status ret = FAIL; + zend_bool local_tx_started = FALSE; + + DBG_ENTER("mysqlnd_conn_data::change_user"); + DBG_INF_FMT("conn=%llu user=%s passwd=%s db=%s silent=%u", + conn->thread_id, user?user:"", passwd?"***":"null", db?db:"", (silent == TRUE)?1:0 ); + + if (PASS != conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + goto end; + } + local_tx_started = TRUE; + + SET_EMPTY_ERROR(*conn->error_info); + SET_ERROR_AFF_ROWS(conn); + + if (!user) { + user = ""; + } + if (!passwd) { + passwd = ""; + } + if (!db) { + db = ""; + } + + { + zend_bool first_call = TRUE; + char * switch_to_auth_protocol = NULL; + size_t switch_to_auth_protocol_len = 0; + char * requested_protocol = NULL; + zend_uchar * plugin_data; + size_t plugin_data_len; + + plugin_data_len = conn->auth_plugin_data_len; + plugin_data = mnd_emalloc(plugin_data_len); + if (!plugin_data) { + ret = FAIL; + goto end; + } + memcpy(plugin_data, conn->auth_plugin_data, plugin_data_len); + + requested_protocol = mnd_pestrdup(conn->options->auth_protocol? conn->options->auth_protocol:"mysql_native_password", FALSE); + if (!requested_protocol) { + ret = FAIL; + goto end; + } + + do { + struct st_mysqlnd_authentication_plugin * auth_plugin; + { + char * plugin_name = NULL; + + mnd_sprintf(&plugin_name, 0, "auth_plugin_%s", requested_protocol); + + DBG_INF_FMT("looking for %s auth plugin", plugin_name); + auth_plugin = mysqlnd_plugin_find(plugin_name); + mnd_sprintf_free(plugin_name); + + if (!auth_plugin) { + php_error_docref(NULL TSRMLS_CC, E_WARNING, "The server requested authentication method unknown to the client [%s]", requested_protocol); + SET_CLIENT_ERROR(*conn->error_info, CR_NOT_IMPLEMENTED, UNKNOWN_SQLSTATE, "The server requested authentication method umknown to the client"); + break; + } + } + DBG_INF("plugin found"); + + { + zend_uchar * switch_to_auth_protocol_data = NULL; + size_t switch_to_auth_protocol_data_len = 0; + zend_uchar * scrambled_data = NULL; + size_t scrambled_data_len = 0; + + switch_to_auth_protocol = NULL; + switch_to_auth_protocol_len = 0; + + if (conn->auth_plugin_data) { + mnd_pefree(conn->auth_plugin_data, conn->persistent); + conn->auth_plugin_data = NULL; + } + conn->auth_plugin_data_len = plugin_data_len; + conn->auth_plugin_data = mnd_pemalloc(conn->auth_plugin_data_len, conn->persistent); + if (!conn->auth_plugin_data) { + SET_OOM_ERROR(*conn->error_info); + ret = FAIL; + goto end; + } + memcpy(conn->auth_plugin_data, plugin_data, plugin_data_len); + + DBG_INF_FMT("salt=[%*.s]", plugin_data_len - 1, plugin_data); + + /* The data should be allocated with malloc() */ + scrambled_data = + auth_plugin->methods.get_auth_data(NULL, &scrambled_data_len, conn, user, passwd, passwd_len, + plugin_data, plugin_data_len, 0, conn->server_capabilities TSRMLS_CC); + + + ret = mysqlnd_auth_change_user(conn, user, strlen(user), passwd, passwd_len, db, strlen(db), silent, + first_call, + requested_protocol, + scrambled_data, scrambled_data_len, + &switch_to_auth_protocol, &switch_to_auth_protocol_len, + &switch_to_auth_protocol_data, &switch_to_auth_protocol_data_len + TSRMLS_CC); + + first_call = FALSE; + free(scrambled_data); + + DBG_INF_FMT("switch_to_auth_protocol=%s", switch_to_auth_protocol? switch_to_auth_protocol:"n/a"); + if (requested_protocol) { + mnd_efree(requested_protocol); + } + requested_protocol = switch_to_auth_protocol; + + if (plugin_data) { + mnd_efree(plugin_data); + } + plugin_data_len = switch_to_auth_protocol_data_len; + plugin_data = switch_to_auth_protocol_data; + } + DBG_INF_FMT("conn->error_info->error_no = %d", conn->error_info->error_no); + } while (ret == FAIL && conn->error_info->error_no == 0 && switch_to_auth_protocol != NULL); + if (plugin_data) { + mnd_efree(plugin_data); + } + if (ret == PASS) { + conn->m->set_client_option(conn, MYSQLND_OPT_AUTH_PROTOCOL, requested_protocol TSRMLS_CC); + } + if (requested_protocol) { + mnd_efree(requested_protocol); + } + } + /* + Here we should close all statements. Unbuffered queries should not be a + problem as we won't allow sending COM_CHANGE_USER. + */ +end: + if (TRUE == local_tx_started) { + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + DBG_INF(ret == PASS? "PASS":"FAIL"); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::set_client_option */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, set_client_option)(MYSQLND_CONN_DATA * const conn, + enum mysqlnd_option option, + const char * const value + TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, set_client_option); + enum_func_status ret = PASS; + DBG_ENTER("mysqlnd_conn_data::set_client_option"); + DBG_INF_FMT("conn=%llu option=%u", conn->thread_id, option); + + if (PASS != conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + goto end; + } + switch (option) { + case MYSQL_OPT_COMPRESS: +#ifdef WHEN_SUPPORTED_BY_MYSQLI + case MYSQL_OPT_READ_TIMEOUT: + case MYSQL_OPT_WRITE_TIMEOUT: +#endif + case MYSQLND_OPT_SSL_KEY: + case MYSQLND_OPT_SSL_CERT: + case MYSQLND_OPT_SSL_CA: + case MYSQLND_OPT_SSL_CAPATH: + case MYSQLND_OPT_SSL_CIPHER: + case MYSQL_OPT_SSL_VERIFY_SERVER_CERT: + case MYSQL_OPT_CONNECT_TIMEOUT: + case MYSQLND_OPT_NET_CMD_BUFFER_SIZE: + case MYSQLND_OPT_NET_READ_BUFFER_SIZE: + ret = conn->net->m.set_client_option(conn->net, option, value TSRMLS_CC); + break; +#if MYSQLND_UNICODE + case MYSQLND_OPT_NUMERIC_AND_DATETIME_AS_UNICODE: + conn->options->numeric_and_datetime_as_unicode = *(unsigned int*) value; + break; +#endif +#ifdef MYSQLND_STRING_TO_INT_CONVERSION + case MYSQLND_OPT_INT_AND_FLOAT_NATIVE: + conn->options->int_and_float_native = *(unsigned int*) value; + break; +#endif + case MYSQL_OPT_LOCAL_INFILE: + if (value && (*(unsigned int*) value) ? 1 : 0) { + conn->options->flags |= CLIENT_LOCAL_FILES; + } else { + conn->options->flags &= ~CLIENT_LOCAL_FILES; + } + break; + case MYSQL_INIT_COMMAND: + { + char ** new_init_commands; + char * new_command; + /* when num_commands is 0, then realloc will be effectively a malloc call, internally */ + /* Don't assign to conn->options->init_commands because in case of OOM we will lose the pointer and leak */ + new_init_commands = mnd_perealloc(conn->options->init_commands, sizeof(char *) * (conn->options->num_commands + 1), conn->persistent); + if (!new_init_commands) { + goto oom; + } + conn->options->init_commands = new_init_commands; + new_command = mnd_pestrdup(value, conn->persistent); + if (!new_command) { + goto oom; + } + conn->options->init_commands[conn->options->num_commands] = new_command; + ++conn->options->num_commands; + break; + } + case MYSQL_READ_DEFAULT_FILE: + case MYSQL_READ_DEFAULT_GROUP: +#ifdef WHEN_SUPPORTED_BY_MYSQLI + case MYSQL_SET_CLIENT_IP: + case MYSQL_REPORT_DATA_TRUNCATION: +#endif + /* currently not supported. Todo!! */ + break; + case MYSQL_SET_CHARSET_NAME: + { + char * new_charset_name; + if (!mysqlnd_find_charset_name(value)) { + SET_CLIENT_ERROR(*conn->error_info, CR_CANT_FIND_CHARSET, UNKNOWN_SQLSTATE, "Unknown character set"); + ret = FAIL; + break; + } + + new_charset_name = mnd_pestrdup(value, conn->persistent); + if (!new_charset_name) { + goto oom; + } + if (conn->options->charset_name) { + mnd_pefree(conn->options->charset_name, conn->persistent); + } + conn->options->charset_name = new_charset_name; + DBG_INF_FMT("charset=%s", conn->options->charset_name); + break; + } + case MYSQL_OPT_NAMED_PIPE: + conn->options->protocol = MYSQL_PROTOCOL_PIPE; + break; + case MYSQL_OPT_PROTOCOL: + if (*(unsigned int*) value < MYSQL_PROTOCOL_LAST) { + conn->options->protocol = *(unsigned int*) value; + } + break; +#ifdef WHEN_SUPPORTED_BY_MYSQLI + case MYSQL_SET_CHARSET_DIR: + case MYSQL_OPT_RECONNECT: + /* we don't need external character sets, all character sets are + compiled in. For compatibility we just ignore this setting. + Same for protocol, we don't support old protocol */ + case MYSQL_OPT_USE_REMOTE_CONNECTION: + case MYSQL_OPT_USE_EMBEDDED_CONNECTION: + case MYSQL_OPT_GUESS_CONNECTION: + /* todo: throw an error, we don't support embedded */ + break; +#endif + case MYSQLND_OPT_MAX_ALLOWED_PACKET: + if (*(unsigned int*) value > (1<<16)) { + conn->options->max_allowed_packet = *(unsigned int*) value; + } + break; + case MYSQLND_OPT_AUTH_PROTOCOL: + { + char * new_auth_protocol = value? mnd_pestrdup(value, conn->persistent) : NULL; + if (value && !new_auth_protocol) { + goto oom; + } + if (conn->options->auth_protocol) { + mnd_pefree(conn->options->auth_protocol, conn->persistent); + } + conn->options->auth_protocol = new_auth_protocol; + DBG_INF_FMT("auth_protocol=%s", conn->options->auth_protocol); + break; + } + case MYSQL_OPT_CAN_HANDLE_EXPIRED_PASSWORDS: + if (value && (*(unsigned int*) value) ? 1 : 0) { + conn->options->flags |= CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS; + } else { + conn->options->flags &= ~CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS; + } + break; +#ifdef WHEN_SUPPORTED_BY_MYSQLI + case MYSQL_SHARED_MEMORY_BASE_NAME: + case MYSQL_OPT_USE_RESULT: + case MYSQL_SECURE_AUTH: + /* not sure, todo ? */ +#endif + default: + ret = FAIL; + } + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + DBG_RETURN(ret); +oom: + SET_OOM_ERROR(*conn->error_info); + conn->m->local_tx_end(conn, this_func, FAIL TSRMLS_CC); +end: + DBG_RETURN(FAIL); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::use_result */ +static MYSQLND_RES * +MYSQLND_METHOD(mysqlnd_conn_data, use_result)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, use_result); + MYSQLND_RES * result = NULL; + + DBG_ENTER("mysqlnd_conn_data::use_result"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + do { + if (!conn->current_result) { + break; + } + + /* Nothing to store for UPSERT/LOAD DATA */ + if (conn->last_query_type != QUERY_SELECT || CONN_GET_STATE(conn) != CONN_FETCHING_DATA) { + SET_CLIENT_ERROR(*conn->error_info, CR_COMMANDS_OUT_OF_SYNC, UNKNOWN_SQLSTATE, mysqlnd_out_of_sync); + DBG_ERR("Command out of sync"); + break; + } + + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_UNBUFFERED_SETS); + + conn->current_result->conn = conn->m->get_reference(conn TSRMLS_CC); + result = conn->current_result->m.use_result(conn->current_result, FALSE TSRMLS_CC); + + if (!result) { + conn->current_result->m.free_result(conn->current_result, TRUE TSRMLS_CC); + } + conn->current_result = NULL; + } while (0); + + conn->m->local_tx_end(conn, this_func, result == NULL? FAIL:PASS TSRMLS_CC); + } + + DBG_RETURN(result); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::store_result */ +static MYSQLND_RES * +MYSQLND_METHOD(mysqlnd_conn_data, store_result)(MYSQLND_CONN_DATA * const conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, store_result); + MYSQLND_RES * result = NULL; + + DBG_ENTER("mysqlnd_conn_data::store_result"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + do { + if (!conn->current_result) { + break; + } + + /* Nothing to store for UPSERT/LOAD DATA*/ + if (conn->last_query_type != QUERY_SELECT || CONN_GET_STATE(conn) != CONN_FETCHING_DATA) { + SET_CLIENT_ERROR(*conn->error_info, CR_COMMANDS_OUT_OF_SYNC, UNKNOWN_SQLSTATE, mysqlnd_out_of_sync); + DBG_ERR("Command out of sync"); + break; + } + + MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_BUFFERED_SETS); + + result = conn->current_result->m.store_result(conn->current_result, conn, FALSE TSRMLS_CC); + if (!result) { + conn->current_result->m.free_result(conn->current_result, TRUE TSRMLS_CC); + } + conn->current_result = NULL; + } while (0); + + conn->m->local_tx_end(conn, this_func, result == NULL? FAIL:PASS TSRMLS_CC); + } + DBG_RETURN(result); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::get_connection_stats */ +static void +MYSQLND_METHOD(mysqlnd_conn_data, get_connection_stats)(const MYSQLND_CONN_DATA * const conn, + zval * return_value TSRMLS_DC ZEND_FILE_LINE_DC) +{ + DBG_ENTER("mysqlnd_conn_data::get_connection_stats"); + mysqlnd_fill_stats_hash(conn->stats, mysqlnd_stats_values_names, return_value TSRMLS_CC ZEND_FILE_LINE_CC); + DBG_VOID_RETURN; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::set_autocommit */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, set_autocommit)(MYSQLND_CONN_DATA * conn, unsigned int mode TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, set_autocommit); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::set_autocommit"); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->query(conn, (mode) ? "SET AUTOCOMMIT=1":"SET AUTOCOMMIT=0", sizeof("SET AUTOCOMMIT=1") - 1 TSRMLS_CC); + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::tx_commit */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, tx_commit)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, tx_commit); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::tx_commit"); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->query(conn, "COMMIT", sizeof("COMMIT") - 1 TSRMLS_CC); + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::tx_rollback */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, tx_rollback)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_data_methods, tx_rollback); + enum_func_status ret = FAIL; + DBG_ENTER("mysqlnd_conn_data::tx_rollback"); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + ret = conn->m->query(conn, "ROLLBACK", sizeof("ROLLBACK") - 1 TSRMLS_CC); + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + } + + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::local_tx_start */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, local_tx_start)(MYSQLND_CONN_DATA * conn, size_t this_func TSRMLS_DC) +{ + enum_func_status ret = PASS; + DBG_ENTER("mysqlnd_conn_data::local_tx_start"); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::local_tx_end */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, local_tx_end)(MYSQLND_CONN_DATA * conn, size_t this_func, enum_func_status status TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::local_tx_end"); + DBG_RETURN(status); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::init */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn_data, init)(MYSQLND_CONN_DATA * conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn_data::init"); + mysqlnd_stats_init(&conn->stats, STAT_LAST); + SET_ERROR_AFF_ROWS(conn); + + conn->net = mysqlnd_net_init(conn->persistent, conn->stats, conn->error_info TSRMLS_CC); + conn->protocol = mysqlnd_protocol_init(conn->persistent TSRMLS_CC); + + DBG_RETURN(conn->stats && conn->net && conn->protocol? PASS:FAIL); +} +/* }}} */ + + +MYSQLND_STMT * _mysqlnd_stmt_init(MYSQLND_CONN_DATA * const conn TSRMLS_DC); + + +MYSQLND_CLASS_METHODS_START(mysqlnd_conn_data) + MYSQLND_METHOD(mysqlnd_conn_data, init), + MYSQLND_METHOD(mysqlnd_conn_data, connect), + + MYSQLND_METHOD(mysqlnd_conn_data, escape_string), + MYSQLND_METHOD(mysqlnd_conn_data, set_charset), + MYSQLND_METHOD(mysqlnd_conn_data, query), + MYSQLND_METHOD(mysqlnd_conn_data, send_query), + MYSQLND_METHOD(mysqlnd_conn_data, reap_query), + MYSQLND_METHOD(mysqlnd_conn_data, use_result), + MYSQLND_METHOD(mysqlnd_conn_data, store_result), + MYSQLND_METHOD(mysqlnd_conn_data, next_result), + MYSQLND_METHOD(mysqlnd_conn_data, more_results), + + _mysqlnd_stmt_init, + + MYSQLND_METHOD(mysqlnd_conn_data, shutdown), + MYSQLND_METHOD(mysqlnd_conn_data, refresh), + + MYSQLND_METHOD(mysqlnd_conn_data, ping), + MYSQLND_METHOD(mysqlnd_conn_data, kill), + MYSQLND_METHOD(mysqlnd_conn_data, select_db), + MYSQLND_METHOD(mysqlnd_conn_data, dump_debug_info), + MYSQLND_METHOD(mysqlnd_conn_data, change_user), + + MYSQLND_METHOD(mysqlnd_conn_data, errno), + MYSQLND_METHOD(mysqlnd_conn_data, error), + MYSQLND_METHOD(mysqlnd_conn_data, sqlstate), + MYSQLND_METHOD(mysqlnd_conn_data, thread_id), + + MYSQLND_METHOD(mysqlnd_conn_data, get_connection_stats), + + MYSQLND_METHOD(mysqlnd_conn_data, get_server_version), + MYSQLND_METHOD(mysqlnd_conn_data, get_server_info), + MYSQLND_METHOD(mysqlnd_conn_data, statistic), + MYSQLND_METHOD(mysqlnd_conn_data, get_host_info), + MYSQLND_METHOD(mysqlnd_conn_data, get_proto_info), + MYSQLND_METHOD(mysqlnd_conn_data, info), + MYSQLND_METHOD(mysqlnd_conn_data, charset_name), + MYSQLND_METHOD(mysqlnd_conn_data, list_fields), + MYSQLND_METHOD(mysqlnd_conn_data, list_method), + + MYSQLND_METHOD(mysqlnd_conn_data, insert_id), + MYSQLND_METHOD(mysqlnd_conn_data, affected_rows), + MYSQLND_METHOD(mysqlnd_conn_data, warning_count), + MYSQLND_METHOD(mysqlnd_conn_data, field_count), + + MYSQLND_METHOD(mysqlnd_conn_data, server_status), + + MYSQLND_METHOD(mysqlnd_conn_data, set_server_option), + MYSQLND_METHOD(mysqlnd_conn_data, set_client_option), + MYSQLND_METHOD(mysqlnd_conn_data, free_contents), + MYSQLND_METHOD(mysqlnd_conn_data, free_options), + + MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, dtor), + + mysqlnd_query_read_result_set_header, + + MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, get_reference), + MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, free_reference), + MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, get_state), + MYSQLND_METHOD_PRIVATE(mysqlnd_conn_data, set_state), + + MYSQLND_METHOD(mysqlnd_conn_data, simple_command), + MYSQLND_METHOD(mysqlnd_conn_data, simple_command_handle_response), + MYSQLND_METHOD(mysqlnd_conn_data, restart_psession), + MYSQLND_METHOD(mysqlnd_conn_data, end_psession), + MYSQLND_METHOD(mysqlnd_conn_data, send_close), + + MYSQLND_METHOD(mysqlnd_conn_data, ssl_set), + mysqlnd_result_init, + MYSQLND_METHOD(mysqlnd_conn_data, set_autocommit), + MYSQLND_METHOD(mysqlnd_conn_data, tx_commit), + MYSQLND_METHOD(mysqlnd_conn_data, tx_rollback), + MYSQLND_METHOD(mysqlnd_conn_data, local_tx_start), + MYSQLND_METHOD(mysqlnd_conn_data, local_tx_end) +MYSQLND_CLASS_METHODS_END; + + +/* {{{ mysqlnd_conn::get_reference */ +static MYSQLND * +MYSQLND_METHOD(mysqlnd_conn, clone_object)(MYSQLND * const conn TSRMLS_DC) +{ + MYSQLND * ret; + DBG_ENTER("mysqlnd_conn::get_reference"); + ret = MYSQLND_CLASS_METHOD_TABLE_NAME(mysqlnd_object_factory).clone_connection_object(conn TSRMLS_CC); + DBG_RETURN(ret); +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::dtor */ +static void +MYSQLND_METHOD_PRIVATE(mysqlnd_conn, dtor)(MYSQLND * conn TSRMLS_DC) +{ + DBG_ENTER("mysqlnd_conn::dtor"); + DBG_INF_FMT("conn=%llu", conn->data->thread_id); + + conn->data->m->free_reference(conn->data TSRMLS_CC); + + mnd_pefree(conn, conn->persistent); + + DBG_VOID_RETURN; +} +/* }}} */ + + +/* {{{ mysqlnd_conn_data::close */ +static enum_func_status +MYSQLND_METHOD(mysqlnd_conn, close)(MYSQLND * conn_handle, enum_connection_close_type close_type TSRMLS_DC) +{ + size_t this_func = STRUCT_OFFSET(struct st_mysqlnd_conn_methods, close); + MYSQLND_CONN_DATA * conn = conn_handle->data; + enum_func_status ret = FAIL; + + DBG_ENTER("mysqlnd_conn::close"); + DBG_INF_FMT("conn=%llu", conn->thread_id); + + if (PASS == conn->m->local_tx_start(conn, this_func TSRMLS_CC)) { + if (CONN_GET_STATE(conn) >= CONN_READY) { + static enum_mysqlnd_collected_stats close_type_to_stat_map[MYSQLND_CLOSE_LAST] = { + STAT_CLOSE_EXPLICIT, + STAT_CLOSE_IMPLICIT, + STAT_CLOSE_DISCONNECT + }; + MYSQLND_INC_CONN_STATISTIC(conn->stats, close_type_to_stat_map[close_type]); + } + + /* + Close now, free_reference will try, + if we are last, but that's not a problem. + */ + ret = conn->m->send_close(conn TSRMLS_CC); + + /* do it after free_reference/dtor and we might crash */ + conn->m->local_tx_end(conn, this_func, ret TSRMLS_CC); + + conn_handle->m->dtor(conn_handle TSRMLS_CC); + } + DBG_RETURN(ret); +} +/* }}} */ + + +MYSQLND_CLASS_METHODS_START(mysqlnd_conn) + MYSQLND_METHOD(mysqlnd_conn, connect), + MYSQLND_METHOD(mysqlnd_conn, clone_object), + MYSQLND_METHOD_PRIVATE(mysqlnd_conn, dtor), + MYSQLND_METHOD(mysqlnd_conn, close) +MYSQLND_CLASS_METHODS_END; + + +/* {{{ _mysqlnd_init */ +PHPAPI MYSQLND * +_mysqlnd_init(zend_bool persistent TSRMLS_DC) +{ + MYSQLND * ret; + DBG_ENTER("mysqlnd_init"); + ret = MYSQLND_CLASS_METHOD_TABLE_NAME(mysqlnd_object_factory).get_connection(persistent TSRMLS_CC); + DBG_RETURN(ret); +} +/* }}} */ + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * End: + * vim600: noet sw=4 ts=4 fdm=marker + * vim<600: noet sw=4 ts=4 + */ |