Edit File: mysqlnd_commands.c
/* +----------------------------------------------------------------------+ | Copyright (c) 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: | | https://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@php.net> | | Ulf Wendel <uw@php.net> | +----------------------------------------------------------------------+ */ #include "php.h" #include "mysqlnd.h" #include "mysqlnd_connection.h" #include "mysqlnd_priv.h" #include "mysqlnd_auth.h" #include "mysqlnd_wireprotocol.h" #include "mysqlnd_debug.h" /* {{{ mysqlnd_command::set_option */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, set_option)(MYSQLND_CONN_DATA * const conn, const enum_mysqlnd_server_option option) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; zend_uchar buffer[2]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::set_option"); int2store(buffer, (unsigned int) option); ret = send_command(conn->payload_decoder_factory, COM_SET_OPTION, buffer, sizeof(buffer), FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_EOF_PACKET, FALSE, COM_SET_OPTION, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::debug */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, debug)(MYSQLND_CONN_DATA * const conn) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::debug"); ret = send_command(conn->payload_decoder_factory, COM_DEBUG, NULL, 0, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_EOF_PACKET, FALSE, COM_DEBUG, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::init_db */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, init_db)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING db) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::init_db"); ret = send_command(conn->payload_decoder_factory, COM_INIT_DB, (const zend_uchar*) db.s, db.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, FALSE, COM_INIT_DB, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } /* 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 :( */ UPSERT_STATUS_SET_AFFECTED_ROWS_TO_ERROR(conn->upsert_status); if (ret == PASS) { mysqlnd_set_persistent_string(&conn->connect_or_select_db, db.s, db.l, conn->persistent); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::ping */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, ping)(MYSQLND_CONN_DATA * const conn) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::ping"); ret = send_command(conn->payload_decoder_factory, COM_PING, NULL, 0, TRUE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, TRUE, COM_PING, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } /* 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 :( */ UPSERT_STATUS_SET_AFFECTED_ROWS_TO_ERROR(conn->upsert_status); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::statistics */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, statistics)(MYSQLND_CONN_DATA * const conn, zend_string ** message) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::statistics"); ret = send_command(conn->payload_decoder_factory, COM_STATISTICS, NULL, 0, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { MYSQLND_PACKET_STATS stats_header; conn->payload_decoder_factory->m.init_stats_packet(&stats_header); if (PASS == (ret = PACKET_READ(conn, &stats_header))) { /* will be freed by Zend, thus don't use the mnd_ allocator */ *message = zend_string_init(stats_header.message.s, stats_header.message.l, 0); DBG_INF(ZSTR_VAL(*message)); } PACKET_FREE(&stats_header); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::process_kill */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, process_kill)(MYSQLND_CONN_DATA * const conn, const unsigned int process_id, const bool read_response) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; zend_uchar buff[4]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::process_kill"); int4store(buff, process_id); ret = send_command(conn->payload_decoder_factory, COM_PROCESS_KILL, buff, 4, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret && read_response) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, FALSE, COM_PROCESS_KILL, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } if (read_response) { /* 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 :( */ UPSERT_STATUS_SET_AFFECTED_ROWS_TO_ERROR(conn->upsert_status); } else if (PASS == ret) { SET_CONNECTION_STATE(&conn->state, CONN_QUIT_SENT); conn->m->send_close(conn); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::refresh */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, refresh)(MYSQLND_CONN_DATA * const conn, const uint8_t options) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; zend_uchar bits[1]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::refresh"); int1store(bits, options); ret = send_command(conn->payload_decoder_factory, COM_REFRESH, bits, 1, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, FALSE, COM_REFRESH, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::shutdown */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, shutdown)(MYSQLND_CONN_DATA * const conn, const uint8_t level) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; zend_uchar bits[1]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::shutdown"); int1store(bits, level); ret = send_command(conn->payload_decoder_factory, COM_SHUTDOWN, bits, 1, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, FALSE, COM_SHUTDOWN, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::quit */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, quit)(MYSQLND_CONN_DATA * const conn) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::quit"); ret = send_command(conn->payload_decoder_factory, COM_QUIT, NULL, 0, TRUE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::query */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, query)(MYSQLND_CONN_DATA * const conn, MYSQLND_CSTRING query) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::query"); ret = send_command(conn->payload_decoder_factory, COM_QUERY, (const zend_uchar*) query.s, query.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { SET_CONNECTION_STATE(&conn->state, CONN_QUERY_SENT); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::change_user */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, change_user)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING payload, const bool silent) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::change_user"); ret = send_command(conn->payload_decoder_factory, COM_CHANGE_USER, (const zend_uchar*) payload.s, payload.l, silent, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::reap_result */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, reap_result)(MYSQLND_CONN_DATA * const conn) { const enum_mysqlnd_connection_state state = GET_CONNECTION_STATE(&conn->state); enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::reap_result"); if (state <= CONN_READY || state == CONN_QUIT_SENT) { php_error_docref(NULL, 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); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_prepare */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_prepare)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING query) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_prepare"); ret = send_command(conn->payload_decoder_factory, COM_STMT_PREPARE, (const zend_uchar*) query.s, query.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_execute */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_execute)(MYSQLND_CONN_DATA * conn, const MYSQLND_CSTRING payload) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_execute"); ret = send_command(conn->payload_decoder_factory, COM_STMT_EXECUTE, (const unsigned char *) payload.s, payload.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_fetch */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_fetch)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING payload) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_fetch"); ret = send_command(conn->payload_decoder_factory, COM_STMT_FETCH, (const zend_uchar*) payload.s, payload.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_reset */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_reset)(MYSQLND_CONN_DATA * const conn, const zend_ulong stmt_id) { const func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; const func_mysqlnd_protocol_payload_decoder_factory__send_command_handle_response send_command_handle_response = conn->payload_decoder_factory->m.send_command_handle_response; zend_uchar cmd_buf[MYSQLND_STMT_ID_LENGTH /* statement id */]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_reset"); int4store(cmd_buf, stmt_id); ret = send_command(conn->payload_decoder_factory, COM_STMT_RESET, cmd_buf, sizeof(cmd_buf), FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); if (PASS == ret) { ret = send_command_handle_response(conn->payload_decoder_factory, PROT_OK_PACKET, FALSE, COM_STMT_RESET, TRUE, conn->error_info, conn->upsert_status, &conn->last_message); } DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_send_long_data */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_send_long_data)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING payload) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_send_long_data"); ret = send_command(conn->payload_decoder_factory, COM_STMT_SEND_LONG_DATA, (const zend_uchar*) payload.s, payload.l, FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); /* COM_STMT_SEND_LONG_DATA - doesn't read result, the server doesn't send ACK */ DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::stmt_close */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, stmt_close)(MYSQLND_CONN_DATA * const conn, const zend_ulong stmt_id) { func_mysqlnd_protocol_payload_decoder_factory__send_command send_command = conn->payload_decoder_factory->m.send_command; zend_uchar cmd_buf[MYSQLND_STMT_ID_LENGTH /* statement id */]; enum_func_status ret = FAIL; DBG_ENTER("mysqlnd_command::stmt_close"); int4store(cmd_buf, stmt_id); ret = send_command(conn->payload_decoder_factory, COM_STMT_CLOSE, cmd_buf, sizeof(cmd_buf), FALSE, &conn->state, conn->error_info, conn->upsert_status, conn->stats, conn->m->send_close, conn); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::enable_ssl */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, enable_ssl)(MYSQLND_CONN_DATA * const conn, const size_t client_capabilities, const size_t server_capabilities, const unsigned int charset_no) { enum_func_status ret = FAIL; MYSQLND_PACKET_AUTH auth_packet; DBG_ENTER("mysqlnd_command::enable_ssl"); DBG_INF_FMT("client_capability_flags=%zu", client_capabilities); DBG_INF_FMT("CLIENT_LONG_PASSWORD= %d", client_capabilities & CLIENT_LONG_PASSWORD? 1:0); DBG_INF_FMT("CLIENT_FOUND_ROWS= %d", client_capabilities & CLIENT_FOUND_ROWS? 1:0); DBG_INF_FMT("CLIENT_LONG_FLAG= %d", client_capabilities & CLIENT_LONG_FLAG? 1:0); DBG_INF_FMT("CLIENT_NO_SCHEMA= %d", client_capabilities & CLIENT_NO_SCHEMA? 1:0); DBG_INF_FMT("CLIENT_COMPRESS= %d", client_capabilities & CLIENT_COMPRESS? 1:0); DBG_INF_FMT("CLIENT_ODBC= %d", client_capabilities & CLIENT_ODBC? 1:0); DBG_INF_FMT("CLIENT_LOCAL_FILES= %d", client_capabilities & CLIENT_LOCAL_FILES? 1:0); DBG_INF_FMT("CLIENT_IGNORE_SPACE= %d", client_capabilities & CLIENT_IGNORE_SPACE? 1:0); DBG_INF_FMT("CLIENT_PROTOCOL_41= %d", client_capabilities & CLIENT_PROTOCOL_41? 1:0); DBG_INF_FMT("CLIENT_INTERACTIVE= %d", client_capabilities & CLIENT_INTERACTIVE? 1:0); DBG_INF_FMT("CLIENT_SSL= %d", client_capabilities & CLIENT_SSL? 1:0); DBG_INF_FMT("CLIENT_IGNORE_SIGPIPE= %d", client_capabilities & CLIENT_IGNORE_SIGPIPE? 1:0); DBG_INF_FMT("CLIENT_TRANSACTIONS= %d", client_capabilities & CLIENT_TRANSACTIONS? 1:0); DBG_INF_FMT("CLIENT_RESERVED= %d", client_capabilities & CLIENT_RESERVED? 1:0); DBG_INF_FMT("CLIENT_SECURE_CONNECTION=%d", client_capabilities & CLIENT_SECURE_CONNECTION? 1:0); DBG_INF_FMT("CLIENT_MULTI_STATEMENTS=%d", client_capabilities & CLIENT_MULTI_STATEMENTS? 1:0); DBG_INF_FMT("CLIENT_MULTI_RESULTS= %d", client_capabilities & CLIENT_MULTI_RESULTS? 1:0); DBG_INF_FMT("CLIENT_PS_MULTI_RESULTS=%d", client_capabilities & CLIENT_PS_MULTI_RESULTS? 1:0); DBG_INF_FMT("CLIENT_CONNECT_ATTRS= %d", client_capabilities & CLIENT_PLUGIN_AUTH? 1:0); DBG_INF_FMT("CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA= %d", client_capabilities & CLIENT_PLUGIN_AUTH_LENENC_CLIENT_DATA? 1:0); DBG_INF_FMT("CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS= %d", client_capabilities & CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS? 1:0); DBG_INF_FMT("CLIENT_SESSION_TRACK= %d", client_capabilities & CLIENT_SESSION_TRACK? 1:0); DBG_INF_FMT("CLIENT_SSL_VERIFY_SERVER_CERT= %d", client_capabilities & CLIENT_SSL_VERIFY_SERVER_CERT? 1:0); DBG_INF_FMT("CLIENT_REMEMBER_OPTIONS= %d", client_capabilities & CLIENT_REMEMBER_OPTIONS? 1:0); conn->payload_decoder_factory->m.init_auth_packet(&auth_packet); auth_packet.client_flags = client_capabilities; auth_packet.max_packet_size = MYSQLND_ASSEMBLED_PACKET_MAX_SIZE; auth_packet.charset_no = charset_no; #ifdef MYSQLND_SSL_SUPPORTED if (client_capabilities & CLIENT_SSL) { const bool server_has_ssl = (server_capabilities & CLIENT_SSL)? TRUE:FALSE; if (server_has_ssl == FALSE) { goto close_conn; } else { enum mysqlnd_ssl_peer verify = client_capabilities & CLIENT_SSL_VERIFY_SERVER_CERT? MYSQLND_SSL_PEER_VERIFY: (client_capabilities & CLIENT_SSL_DONT_VERIFY_SERVER_CERT? MYSQLND_SSL_PEER_DONT_VERIFY: MYSQLND_SSL_PEER_DEFAULT); DBG_INF("Switching to SSL"); if (!PACKET_WRITE(conn, &auth_packet)) { goto close_conn; } conn->vio->data->m.set_client_option(conn->vio, MYSQL_OPT_SSL_VERIFY_SERVER_CERT, (const char *) &verify); if (FAIL == conn->vio->data->m.enable_ssl(conn->vio)) { goto end; } } } #else auth_packet.client_flags &= ~CLIENT_SSL; if (!PACKET_WRITE(conn, &auth_packet)) { goto close_conn; } #endif ret = PASS; end: PACKET_FREE(&auth_packet); DBG_RETURN(ret); close_conn: SET_CONNECTION_STATE(&conn->state, CONN_QUIT_SENT); conn->m->send_close(conn); SET_CLIENT_ERROR(conn->error_info, CR_SERVER_GONE_ERROR, UNKNOWN_SQLSTATE, mysqlnd_server_gone); PACKET_FREE(&auth_packet); DBG_RETURN(ret); } /* }}} */ /* {{{ mysqlnd_command::handshake */ static enum_func_status MYSQLND_METHOD(mysqlnd_command, handshake)(MYSQLND_CONN_DATA * const conn, const MYSQLND_CSTRING username, const MYSQLND_CSTRING password, const MYSQLND_CSTRING database, const size_t client_flags) { const char * const user = username.s; const char * const passwd = password.s; const size_t passwd_len = password.l; const char * const db = database.s; const size_t db_len = database.l; const size_t mysql_flags = client_flags; MYSQLND_PACKET_GREET greet_packet; DBG_ENTER("mysqlnd_command::handshake"); DBG_INF_FMT("stream=%p", conn->vio->data->m.get_stream(conn->vio)); DBG_INF_FMT("[user=%s] [db=%s:%zu] [flags=%zu]", user, db, db_len, mysql_flags); conn->payload_decoder_factory->m.init_greet_packet(&greet_packet); if (FAIL == PACKET_READ(conn, &greet_packet)) { DBG_ERR("Error while reading greeting packet"); php_error_docref(NULL, 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) { char * msg; mnd_sprintf(&msg, 0, "Connecting to 3.22, 3.23 & 4.0 is not supported. Server is %-.32s", greet_packet.server_version); DBG_ERR(msg); SET_CLIENT_ERROR(conn->error_info, CR_NOT_IMPLEMENTED, UNKNOWN_SQLSTATE, msg); mnd_sprintf_free(msg); 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) { char * msg; mnd_sprintf(&msg, 0, "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, msg); mnd_sprintf_free(msg); goto err; } conn->server_capabilities = greet_packet.server_capabilities; if (FAIL == mysqlnd_connect_run_authentication(conn, user, passwd, db, db_len, (size_t) passwd_len, greet_packet.authentication_plugin_data, greet_packet.auth_protocol, greet_packet.charset_no, greet_packet.server_capabilities, conn->options, mysql_flags)) { goto err; } UPSERT_STATUS_RESET(conn->upsert_status); UPSERT_STATUS_SET_SERVER_STATUS(conn->upsert_status, greet_packet.server_status); PACKET_FREE(&greet_packet); DBG_RETURN(PASS); err: conn->server_capabilities = 0; PACKET_FREE(&greet_packet); DBG_RETURN(FAIL); } /* }}} */ MYSQLND_CLASS_METHODS_START(mysqlnd_command) MYSQLND_METHOD(mysqlnd_command, set_option), MYSQLND_METHOD(mysqlnd_command, debug), MYSQLND_METHOD(mysqlnd_command, init_db), MYSQLND_METHOD(mysqlnd_command, ping), MYSQLND_METHOD(mysqlnd_command, statistics), MYSQLND_METHOD(mysqlnd_command, process_kill), MYSQLND_METHOD(mysqlnd_command, refresh), MYSQLND_METHOD(mysqlnd_command, shutdown), MYSQLND_METHOD(mysqlnd_command, quit), MYSQLND_METHOD(mysqlnd_command, query), MYSQLND_METHOD(mysqlnd_command, change_user), MYSQLND_METHOD(mysqlnd_command, reap_result), MYSQLND_METHOD(mysqlnd_command, stmt_prepare), MYSQLND_METHOD(mysqlnd_command, stmt_execute), MYSQLND_METHOD(mysqlnd_command, stmt_fetch), MYSQLND_METHOD(mysqlnd_command, stmt_reset), MYSQLND_METHOD(mysqlnd_command, stmt_send_long_data), MYSQLND_METHOD(mysqlnd_command, stmt_close), MYSQLND_METHOD(mysqlnd_command, enable_ssl), MYSQLND_METHOD(mysqlnd_command, handshake), MYSQLND_CLASS_METHODS_END;