Annotation of embedaddon/php/ext/mysqlnd/mysqlnd_wireprotocol.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 2006-2012 The PHP Group |
! 6: +----------------------------------------------------------------------+
! 7: | This source file is subject to version 3.01 of the PHP license, |
! 8: | that is bundled with this package in the file LICENSE, and is |
! 9: | available through the world-wide-web at the following url: |
! 10: | http://www.php.net/license/3_01.txt |
! 11: | If you did not receive a copy of the PHP license and are unable to |
! 12: | obtain it through the world-wide-web, please send a note to |
! 13: | license@php.net so we can mail you a copy immediately. |
! 14: +----------------------------------------------------------------------+
! 15: | Authors: Georg Richter <georg@mysql.com> |
! 16: | Andrey Hristov <andrey@mysql.com> |
! 17: | Ulf Wendel <uwendel@mysql.com> |
! 18: +----------------------------------------------------------------------+
! 19: */
! 20: #include "php.h"
! 21: #include "php_globals.h"
! 22: #include "mysqlnd.h"
! 23: #include "mysqlnd_priv.h"
! 24: #include "mysqlnd_wireprotocol.h"
! 25: #include "mysqlnd_statistics.h"
! 26: #include "mysqlnd_debug.h"
! 27: #include "ext/standard/sha1.h"
! 28: #include "zend_ini.h"
! 29:
! 30: #define MYSQLND_SILENT 1
! 31:
! 32: #define MYSQLND_DUMP_HEADER_N_BODY
! 33:
! 34: #define PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_size, packet_type_as_text, packet_type) \
! 35: { \
! 36: DBG_INF_FMT("buf=%p size=%u", (buf), (buf_size)); \
! 37: if (FAIL == mysqlnd_read_header((conn), &((packet)->header) TSRMLS_CC)) {\
! 38: CONN_SET_STATE(conn, CONN_QUIT_SENT); \
! 39: SET_CLIENT_ERROR(conn->error_info, CR_SERVER_GONE_ERROR, UNKNOWN_SQLSTATE, mysqlnd_server_gone);\
! 40: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", mysqlnd_server_gone); \
! 41: DBG_ERR_FMT("Can't read %s's header", (packet_type_as_text)); \
! 42: DBG_RETURN(FAIL);\
! 43: }\
! 44: if ((buf_size) < (packet)->header.size) { \
! 45: DBG_ERR_FMT("Packet buffer %u wasn't big enough %u, %u bytes will be unread", \
! 46: (buf_size), (packet)->header.size, (packet)->header.size - (buf_size)); \
! 47: DBG_RETURN(FAIL); \
! 48: }\
! 49: if (FAIL == conn->net->m.receive((conn), (buf), (packet)->header.size TSRMLS_CC)) { \
! 50: CONN_SET_STATE(conn, CONN_QUIT_SENT); \
! 51: SET_CLIENT_ERROR(conn->error_info, CR_SERVER_GONE_ERROR, UNKNOWN_SQLSTATE, mysqlnd_server_gone);\
! 52: php_error_docref(NULL TSRMLS_CC, E_WARNING, "%s", mysqlnd_server_gone); \
! 53: DBG_ERR_FMT("Empty '%s' packet body", (packet_type_as_text)); \
! 54: DBG_RETURN(FAIL);\
! 55: } \
! 56: MYSQLND_INC_CONN_STATISTIC_W_VALUE2(conn->stats, packet_type_to_statistic_byte_count[packet_type], \
! 57: MYSQLND_HEADER_SIZE + (packet)->header.size, \
! 58: packet_type_to_statistic_packet_count[packet_type], \
! 59: 1); \
! 60: }
! 61:
! 62:
! 63: #define BAIL_IF_NO_MORE_DATA \
! 64: if ((size_t)(p - begin) > packet->header.size) { \
! 65: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Premature end of data (mysqlnd_wireprotocol.c:%u)", __LINE__); \
! 66: goto premature_end; \
! 67: } \
! 68:
! 69:
! 70: static const char *unknown_sqlstate= "HY000";
! 71:
! 72: const char * const mysqlnd_empty_string = "";
! 73:
! 74: /* Used in mysqlnd_debug.c */
! 75: const char mysqlnd_read_header_name[] = "mysqlnd_read_header";
! 76: const char mysqlnd_read_body_name[] = "mysqlnd_read_body";
! 77:
! 78:
! 79: #define ERROR_MARKER 0xFF
! 80: #define EODATA_MARKER 0xFE
! 81:
! 82: /* {{{ mysqlnd_command_to_text
! 83: */
! 84: const char * const mysqlnd_command_to_text[COM_END] =
! 85: {
! 86: "SLEEP", "QUIT", "INIT_DB", "QUERY", "FIELD_LIST",
! 87: "CREATE_DB", "DROP_DB", "REFRESH", "SHUTDOWN", "STATISTICS",
! 88: "PROCESS_INFO", "CONNECT", "PROCESS_KILL", "DEBUG", "PING",
! 89: "TIME", "DELAYED_INSERT", "CHANGE_USER", "BINLOG_DUMP",
! 90: "TABLE_DUMP", "CONNECT_OUT", "REGISTER_SLAVE",
! 91: "STMT_PREPARE", "STMT_EXECUTE", "STMT_SEND_LONG_DATA", "STMT_CLOSE",
! 92: "STMT_RESET", "SET_OPTION", "STMT_FETCH", "DAEMON"
! 93: };
! 94: /* }}} */
! 95:
! 96:
! 97:
! 98: static enum_mysqlnd_collected_stats packet_type_to_statistic_byte_count[PROT_LAST] =
! 99: {
! 100: STAT_LAST,
! 101: STAT_LAST,
! 102: STAT_BYTES_RECEIVED_OK,
! 103: STAT_BYTES_RECEIVED_EOF,
! 104: STAT_LAST,
! 105: STAT_BYTES_RECEIVED_RSET_HEADER,
! 106: STAT_BYTES_RECEIVED_RSET_FIELD_META,
! 107: STAT_BYTES_RECEIVED_RSET_ROW,
! 108: STAT_BYTES_RECEIVED_PREPARE_RESPONSE,
! 109: STAT_BYTES_RECEIVED_CHANGE_USER,
! 110: };
! 111:
! 112: static enum_mysqlnd_collected_stats packet_type_to_statistic_packet_count[PROT_LAST] =
! 113: {
! 114: STAT_LAST,
! 115: STAT_LAST,
! 116: STAT_PACKETS_RECEIVED_OK,
! 117: STAT_PACKETS_RECEIVED_EOF,
! 118: STAT_LAST,
! 119: STAT_PACKETS_RECEIVED_RSET_HEADER,
! 120: STAT_PACKETS_RECEIVED_RSET_FIELD_META,
! 121: STAT_PACKETS_RECEIVED_RSET_ROW,
! 122: STAT_PACKETS_RECEIVED_PREPARE_RESPONSE,
! 123: STAT_PACKETS_RECEIVED_CHANGE_USER,
! 124: };
! 125:
! 126:
! 127: /* {{{ php_mysqlnd_net_field_length
! 128: Get next field's length */
! 129: unsigned long
! 130: php_mysqlnd_net_field_length(zend_uchar **packet)
! 131: {
! 132: register zend_uchar *p= (zend_uchar *)*packet;
! 133:
! 134: if (*p < 251) {
! 135: (*packet)++;
! 136: return (unsigned long) *p;
! 137: }
! 138:
! 139: switch (*p) {
! 140: case 251:
! 141: (*packet)++;
! 142: return MYSQLND_NULL_LENGTH;
! 143: case 252:
! 144: (*packet) += 3;
! 145: return (unsigned long) uint2korr(p+1);
! 146: case 253:
! 147: (*packet) += 4;
! 148: return (unsigned long) uint3korr(p+1);
! 149: default:
! 150: (*packet) += 9;
! 151: return (unsigned long) uint4korr(p+1);
! 152: }
! 153: }
! 154: /* }}} */
! 155:
! 156:
! 157: /* {{{ php_mysqlnd_net_field_length_ll
! 158: Get next field's length */
! 159: uint64_t
! 160: php_mysqlnd_net_field_length_ll(zend_uchar **packet)
! 161: {
! 162: register zend_uchar *p= (zend_uchar *)*packet;
! 163:
! 164: if (*p < 251) {
! 165: (*packet)++;
! 166: return (uint64_t) *p;
! 167: }
! 168:
! 169: switch (*p) {
! 170: case 251:
! 171: (*packet)++;
! 172: return (uint64_t) MYSQLND_NULL_LENGTH;
! 173: case 252:
! 174: (*packet) += 3;
! 175: return (uint64_t) uint2korr(p + 1);
! 176: case 253:
! 177: (*packet) += 4;
! 178: return (uint64_t) uint3korr(p + 1);
! 179: default:
! 180: (*packet) += 9;
! 181: return (uint64_t) uint8korr(p + 1);
! 182: }
! 183: }
! 184: /* }}} */
! 185:
! 186:
! 187: /* {{{ php_mysqlnd_net_store_length */
! 188: zend_uchar *
! 189: php_mysqlnd_net_store_length(zend_uchar *packet, uint64_t length)
! 190: {
! 191: if (length < (uint64_t) L64(251)) {
! 192: *packet = (zend_uchar) length;
! 193: return packet + 1;
! 194: }
! 195:
! 196: if (length < (uint64_t) L64(65536)) {
! 197: *packet++ = 252;
! 198: int2store(packet,(unsigned int) length);
! 199: return packet + 2;
! 200: }
! 201:
! 202: if (length < (uint64_t) L64(16777216)) {
! 203: *packet++ = 253;
! 204: int3store(packet,(ulong) length);
! 205: return packet + 3;
! 206: }
! 207: *packet++ = 254;
! 208: int8store(packet, length);
! 209: return packet + 8;
! 210: }
! 211: /* }}} */
! 212:
! 213:
! 214: /* {{{ php_mysqlnd_read_error_from_line */
! 215: static enum_func_status
! 216: php_mysqlnd_read_error_from_line(zend_uchar *buf, size_t buf_len,
! 217: char *error, int error_buf_len,
! 218: unsigned int *error_no, char *sqlstate TSRMLS_DC)
! 219: {
! 220: zend_uchar *p = buf;
! 221: int error_msg_len= 0;
! 222:
! 223: DBG_ENTER("php_mysqlnd_read_error_from_line");
! 224:
! 225: *error_no = CR_UNKNOWN_ERROR;
! 226: memcpy(sqlstate, unknown_sqlstate, MYSQLND_SQLSTATE_LENGTH);
! 227:
! 228: if (buf_len > 2) {
! 229: *error_no = uint2korr(p);
! 230: p+= 2;
! 231: /*
! 232: sqlstate is following. No need to check for buf_left_len as we checked > 2 above,
! 233: if it was >=2 then we would need a check
! 234: */
! 235: if (*p == '#') {
! 236: ++p;
! 237: if ((buf_len - (p - buf)) >= MYSQLND_SQLSTATE_LENGTH) {
! 238: memcpy(sqlstate, p, MYSQLND_SQLSTATE_LENGTH);
! 239: p+= MYSQLND_SQLSTATE_LENGTH;
! 240: } else {
! 241: goto end;
! 242: }
! 243: }
! 244: if ((buf_len - (p - buf)) > 0) {
! 245: error_msg_len = MIN((int)((buf_len - (p - buf))), (int) (error_buf_len - 1));
! 246: memcpy(error, p, error_msg_len);
! 247: }
! 248: }
! 249: end:
! 250: sqlstate[MYSQLND_SQLSTATE_LENGTH] = '\0';
! 251: error[error_msg_len]= '\0';
! 252:
! 253: DBG_RETURN(FAIL);
! 254: }
! 255: /* }}} */
! 256:
! 257:
! 258: /* {{{ mysqlnd_read_header */
! 259: static enum_func_status
! 260: mysqlnd_read_header(MYSQLND * conn, MYSQLND_PACKET_HEADER * header TSRMLS_DC)
! 261: {
! 262: MYSQLND_NET * net = conn->net;
! 263: zend_uchar buffer[MYSQLND_HEADER_SIZE];
! 264:
! 265: DBG_ENTER("mysqlnd_read_header_name");
! 266: DBG_INF_FMT("compressed=%u conn_id=%u", net->compressed, conn->thread_id);
! 267: if (FAIL == net->m.receive(conn, buffer, MYSQLND_HEADER_SIZE TSRMLS_CC)) {
! 268: DBG_RETURN(FAIL);
! 269: }
! 270:
! 271: header->size = uint3korr(buffer);
! 272: header->packet_no = uint1korr(buffer + 3);
! 273:
! 274: #ifdef MYSQLND_DUMP_HEADER_N_BODY
! 275: DBG_INF_FMT("HEADER: prot_packet_no=%u size=%3u", header->packet_no, header->size);
! 276: #endif
! 277: MYSQLND_INC_CONN_STATISTIC_W_VALUE2(conn->stats,
! 278: STAT_PROTOCOL_OVERHEAD_IN, MYSQLND_HEADER_SIZE,
! 279: STAT_PACKETS_RECEIVED, 1);
! 280:
! 281: if (net->compressed || net->packet_no == header->packet_no) {
! 282: /*
! 283: Have to increase the number, so we can send correct number back. It will
! 284: round at 255 as this is unsigned char. The server needs this for simple
! 285: flow control checking.
! 286: */
! 287: net->packet_no++;
! 288: DBG_RETURN(PASS);
! 289: }
! 290:
! 291: DBG_ERR_FMT("Logical link: packets out of order. Expected %u received %u. Packet size="MYSQLND_SZ_T_SPEC,
! 292: net->packet_no, header->packet_no, header->size);
! 293:
! 294: php_error(E_WARNING, "Packets out of order. Expected %u received %u. Packet size="MYSQLND_SZ_T_SPEC,
! 295: net->packet_no, header->packet_no, header->size);
! 296: DBG_RETURN(FAIL);
! 297: }
! 298: /* }}} */
! 299:
! 300:
! 301: /* {{{ php_mysqlnd_greet_read */
! 302: static enum_func_status
! 303: php_mysqlnd_greet_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 304: {
! 305: zend_uchar buf[2048];
! 306: zend_uchar *p = buf;
! 307: zend_uchar *begin = buf;
! 308: MYSQLND_PACKET_GREET *packet= (MYSQLND_PACKET_GREET *) _packet;
! 309:
! 310: DBG_ENTER("php_mysqlnd_greet_read");
! 311:
! 312: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, sizeof(buf), "greeting", PROT_GREET_PACKET);
! 313: BAIL_IF_NO_MORE_DATA;
! 314:
! 315: packet->protocol_version = uint1korr(p);
! 316: p++;
! 317: BAIL_IF_NO_MORE_DATA;
! 318:
! 319: if (ERROR_MARKER == packet->protocol_version) {
! 320: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 321: packet->error, sizeof(packet->error),
! 322: &packet->error_no, packet->sqlstate
! 323: TSRMLS_CC);
! 324: /*
! 325: The server doesn't send sqlstate in the greet packet.
! 326: It's a bug#26426 , so we have to set it correctly ourselves.
! 327: It's probably "Too many connections, which has SQL state 08004".
! 328: */
! 329: if (packet->error_no == 1040) {
! 330: memcpy(packet->sqlstate, "08004", MYSQLND_SQLSTATE_LENGTH);
! 331: }
! 332: DBG_RETURN(PASS);
! 333: }
! 334:
! 335: packet->server_version = estrdup((char *)p);
! 336: p+= strlen(packet->server_version) + 1; /* eat the '\0' */
! 337: BAIL_IF_NO_MORE_DATA;
! 338:
! 339: packet->thread_id = uint4korr(p);
! 340: p+=4;
! 341: BAIL_IF_NO_MORE_DATA;
! 342:
! 343: memcpy(packet->scramble_buf, p, SCRAMBLE_LENGTH_323);
! 344: p+= 8;
! 345: BAIL_IF_NO_MORE_DATA;
! 346:
! 347: /* pad1 */
! 348: p++;
! 349: BAIL_IF_NO_MORE_DATA;
! 350:
! 351: packet->server_capabilities = uint2korr(p);
! 352: p+= 2;
! 353: BAIL_IF_NO_MORE_DATA;
! 354:
! 355: packet->charset_no = uint1korr(p);
! 356: p++;
! 357: BAIL_IF_NO_MORE_DATA;
! 358:
! 359: packet->server_status = uint2korr(p);
! 360: p+= 2;
! 361: BAIL_IF_NO_MORE_DATA;
! 362:
! 363: /* pad2 */
! 364: p+= 13;
! 365: BAIL_IF_NO_MORE_DATA;
! 366:
! 367: if ((size_t) (p - buf) < packet->header.size) {
! 368: /* scramble_buf is split into two parts */
! 369: memcpy(packet->scramble_buf + SCRAMBLE_LENGTH_323,
! 370: p, SCRAMBLE_LENGTH - SCRAMBLE_LENGTH_323);
! 371: } else {
! 372: packet->pre41 = TRUE;
! 373: }
! 374:
! 375: DBG_INF_FMT("proto=%u server=%s thread_id=%u",
! 376: packet->protocol_version, packet->server_version, packet->thread_id);
! 377:
! 378: DBG_INF_FMT("server_capabilities=%u charset_no=%u server_status=%i",
! 379: packet->server_capabilities, packet->charset_no, packet->server_status);
! 380:
! 381: DBG_RETURN(PASS);
! 382: premature_end:
! 383: DBG_ERR_FMT("GREET packet %d bytes shorter than expected", p - begin - packet->header.size);
! 384: php_error_docref(NULL TSRMLS_CC, E_WARNING, "GREET packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 385: p - begin - packet->header.size);
! 386: DBG_RETURN(FAIL);
! 387: }
! 388: /* }}} */
! 389:
! 390:
! 391: /* {{{ php_mysqlnd_greet_free_mem */
! 392: static
! 393: void php_mysqlnd_greet_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 394: {
! 395: MYSQLND_PACKET_GREET *p= (MYSQLND_PACKET_GREET *) _packet;
! 396: if (p->server_version) {
! 397: efree(p->server_version);
! 398: p->server_version = NULL;
! 399: }
! 400: if (!stack_allocation) {
! 401: mnd_pefree(p, p->header.persistent);
! 402: }
! 403: }
! 404: /* }}} */
! 405:
! 406:
! 407: /* {{{ php_mysqlnd_crypt */
! 408: static void
! 409: php_mysqlnd_crypt(zend_uchar *buffer, const zend_uchar *s1, const zend_uchar *s2, size_t len)
! 410: {
! 411: const zend_uchar *s1_end = s1 + len;
! 412: while (s1 < s1_end) {
! 413: *buffer++= *s1++ ^ *s2++;
! 414: }
! 415: }
! 416: /* }}} */
! 417:
! 418:
! 419: /* {{{ php_mysqlnd_scramble */
! 420: void php_mysqlnd_scramble(zend_uchar * const buffer, const zend_uchar * const scramble, const zend_uchar * const password)
! 421: {
! 422: PHP_SHA1_CTX context;
! 423: zend_uchar sha1[SHA1_MAX_LENGTH];
! 424: zend_uchar sha2[SHA1_MAX_LENGTH];
! 425:
! 426:
! 427: /* Phase 1: hash password */
! 428: PHP_SHA1Init(&context);
! 429: PHP_SHA1Update(&context, password, strlen((char *)password));
! 430: PHP_SHA1Final(sha1, &context);
! 431:
! 432: /* Phase 2: hash sha1 */
! 433: PHP_SHA1Init(&context);
! 434: PHP_SHA1Update(&context, (zend_uchar*)sha1, SHA1_MAX_LENGTH);
! 435: PHP_SHA1Final(sha2, &context);
! 436:
! 437: /* Phase 3: hash scramble + sha2 */
! 438: PHP_SHA1Init(&context);
! 439: PHP_SHA1Update(&context, scramble, SCRAMBLE_LENGTH);
! 440: PHP_SHA1Update(&context, (zend_uchar*)sha2, SHA1_MAX_LENGTH);
! 441: PHP_SHA1Final(buffer, &context);
! 442:
! 443: /* let's crypt buffer now */
! 444: php_mysqlnd_crypt(buffer, (const zend_uchar *)buffer, (const zend_uchar *)sha1, SHA1_MAX_LENGTH);
! 445: }
! 446: /* }}} */
! 447:
! 448:
! 449: #define AUTH_WRITE_BUFFER_LEN (MYSQLND_HEADER_SIZE + MYSQLND_MAX_ALLOWED_USER_LEN + SHA1_MAX_LENGTH + MYSQLND_MAX_ALLOWED_DB_LEN + 1 + 128)
! 450:
! 451: /* {{{ php_mysqlnd_auth_write */
! 452: static
! 453: size_t php_mysqlnd_auth_write(void *_packet, MYSQLND * conn TSRMLS_DC)
! 454: {
! 455: char buffer[AUTH_WRITE_BUFFER_LEN];
! 456: register char *p= buffer + MYSQLND_HEADER_SIZE; /* start after the header */
! 457: int len;
! 458: register MYSQLND_PACKET_AUTH *packet= (MYSQLND_PACKET_AUTH *) _packet;
! 459:
! 460: DBG_ENTER("php_mysqlnd_auth_write");
! 461:
! 462: int4store(p, packet->client_flags);
! 463: p+= 4;
! 464:
! 465: int4store(p, packet->max_packet_size);
! 466: p+= 4;
! 467:
! 468: int1store(p, packet->charset_no);
! 469: p++;
! 470:
! 471: memset(p, 0, 23); /* filler */
! 472: p+= 23;
! 473:
! 474: if (!packet->send_half_packet) {
! 475: len = MIN(strlen(packet->user), MYSQLND_MAX_ALLOWED_USER_LEN);
! 476: memcpy(p, packet->user, len);
! 477: p+= len;
! 478: *p++ = '\0';
! 479:
! 480: /* copy scrambled pass*/
! 481: if (packet->password && packet->password[0]) {
! 482: /* In 4.1 we use CLIENT_SECURE_CONNECTION and thus the len of the buf should be passed */
! 483: int1store(p, SHA1_MAX_LENGTH);
! 484: p++;
! 485: php_mysqlnd_scramble((zend_uchar*)p, packet->server_scramble_buf, (zend_uchar*)packet->password);
! 486: p+= SHA1_MAX_LENGTH;
! 487: } else {
! 488: /* Zero length */
! 489: int1store(p, 0);
! 490: p++;
! 491: }
! 492:
! 493: if (packet->db) {
! 494: size_t real_db_len = MIN(MYSQLND_MAX_ALLOWED_DB_LEN, packet->db_len);
! 495: memcpy(p, packet->db, real_db_len);
! 496: p+= real_db_len;
! 497: *p++= '\0';
! 498: }
! 499: /* Handle CLIENT_CONNECT_WITH_DB */
! 500: /* no \0 for no DB */
! 501: }
! 502:
! 503: DBG_RETURN(conn->net->m.send(conn, buffer, p - buffer - MYSQLND_HEADER_SIZE TSRMLS_CC));
! 504: }
! 505: /* }}} */
! 506:
! 507:
! 508: /* {{{ php_mysqlnd_auth_free_mem */
! 509: static
! 510: void php_mysqlnd_auth_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 511: {
! 512: if (!stack_allocation) {
! 513: MYSQLND_PACKET_AUTH * p = (MYSQLND_PACKET_AUTH *) _packet;
! 514: mnd_pefree(p, p->header.persistent);
! 515: }
! 516: }
! 517: /* }}} */
! 518:
! 519:
! 520: #define OK_BUFFER_SIZE 2048
! 521:
! 522: /* {{{ php_mysqlnd_ok_read */
! 523: static enum_func_status
! 524: php_mysqlnd_ok_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 525: {
! 526: zend_uchar local_buf[OK_BUFFER_SIZE];
! 527: size_t buf_len = conn->net->cmd_buffer.buffer? conn->net->cmd_buffer.length : OK_BUFFER_SIZE;
! 528: zend_uchar *buf = conn->net->cmd_buffer.buffer? (zend_uchar *) conn->net->cmd_buffer.buffer : local_buf;
! 529: zend_uchar *p = buf;
! 530: zend_uchar *begin = buf;
! 531: unsigned long i;
! 532: register MYSQLND_PACKET_OK *packet= (MYSQLND_PACKET_OK *) _packet;
! 533:
! 534: DBG_ENTER("php_mysqlnd_ok_read");
! 535:
! 536: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "OK", PROT_OK_PACKET);
! 537: BAIL_IF_NO_MORE_DATA;
! 538:
! 539: /* Should be always 0x0 or ERROR_MARKER for error */
! 540: packet->field_count = uint1korr(p);
! 541: p++;
! 542: BAIL_IF_NO_MORE_DATA;
! 543:
! 544: if (ERROR_MARKER == packet->field_count) {
! 545: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 546: packet->error, sizeof(packet->error),
! 547: &packet->error_no, packet->sqlstate
! 548: TSRMLS_CC);
! 549: DBG_RETURN(PASS);
! 550: }
! 551: /* Everything was fine! */
! 552: packet->affected_rows = php_mysqlnd_net_field_length_ll(&p);
! 553: BAIL_IF_NO_MORE_DATA;
! 554:
! 555: packet->last_insert_id = php_mysqlnd_net_field_length_ll(&p);
! 556: BAIL_IF_NO_MORE_DATA;
! 557:
! 558: packet->server_status = uint2korr(p);
! 559: p+= 2;
! 560: BAIL_IF_NO_MORE_DATA;
! 561:
! 562: packet->warning_count = uint2korr(p);
! 563: p+= 2;
! 564: BAIL_IF_NO_MORE_DATA;
! 565:
! 566: /* There is a message */
! 567: if (packet->header.size > (size_t) (p - buf) && (i = php_mysqlnd_net_field_length(&p))) {
! 568: packet->message_len = MIN(i, buf_len - (p - begin));
! 569: packet->message = mnd_pestrndup((char *)p, packet->message_len, FALSE);
! 570: } else {
! 571: packet->message = NULL;
! 572: packet->message_len = 0;
! 573: }
! 574:
! 575: DBG_INF_FMT("OK packet: aff_rows=%lld last_ins_id=%ld server_status=%u warnings=%u",
! 576: packet->affected_rows, packet->last_insert_id, packet->server_status,
! 577: packet->warning_count);
! 578:
! 579: BAIL_IF_NO_MORE_DATA;
! 580:
! 581: DBG_RETURN(PASS);
! 582: premature_end:
! 583: DBG_ERR_FMT("OK packet %d bytes shorter than expected", p - begin - packet->header.size);
! 584: php_error_docref(NULL TSRMLS_CC, E_WARNING, "OK packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 585: p - begin - packet->header.size);
! 586: DBG_RETURN(FAIL);
! 587: }
! 588: /* }}} */
! 589:
! 590:
! 591: /* {{{ php_mysqlnd_ok_free_mem */
! 592: static void
! 593: php_mysqlnd_ok_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 594: {
! 595: MYSQLND_PACKET_OK *p= (MYSQLND_PACKET_OK *) _packet;
! 596: if (p->message) {
! 597: mnd_efree(p->message);
! 598: p->message = NULL;
! 599: }
! 600: if (!stack_allocation) {
! 601: mnd_pefree(p, p->header.persistent);
! 602: }
! 603: }
! 604: /* }}} */
! 605:
! 606:
! 607: /* {{{ php_mysqlnd_eof_read */
! 608: static enum_func_status
! 609: php_mysqlnd_eof_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 610: {
! 611: /*
! 612: EOF packet is since 4.1 five bytes long,
! 613: but we can get also an error, make it bigger.
! 614:
! 615: Error : error_code + '#' + sqlstate + MYSQLND_ERRMSG_SIZE
! 616: */
! 617: MYSQLND_PACKET_EOF *packet= (MYSQLND_PACKET_EOF *) _packet;
! 618: size_t buf_len = conn->net->cmd_buffer.length;
! 619: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 620: zend_uchar *p = buf;
! 621: zend_uchar *begin = buf;
! 622:
! 623: DBG_ENTER("php_mysqlnd_eof_read");
! 624:
! 625: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "EOF", PROT_EOF_PACKET);
! 626: BAIL_IF_NO_MORE_DATA;
! 627:
! 628: /* Should be always EODATA_MARKER */
! 629: packet->field_count = uint1korr(p);
! 630: p++;
! 631: BAIL_IF_NO_MORE_DATA;
! 632:
! 633: if (ERROR_MARKER == packet->field_count) {
! 634: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 635: packet->error, sizeof(packet->error),
! 636: &packet->error_no, packet->sqlstate
! 637: TSRMLS_CC);
! 638: DBG_RETURN(PASS);
! 639: }
! 640:
! 641: /*
! 642: 4.1 sends 1 byte EOF packet after metadata of
! 643: PREPARE/EXECUTE but 5 bytes after the result. This is not
! 644: according to the Docs@Forge!!!
! 645: */
! 646: if (packet->header.size > 1) {
! 647: packet->warning_count = uint2korr(p);
! 648: p+= 2;
! 649: BAIL_IF_NO_MORE_DATA;
! 650:
! 651: packet->server_status = uint2korr(p);
! 652: p+= 2;
! 653: BAIL_IF_NO_MORE_DATA;
! 654: } else {
! 655: packet->warning_count = 0;
! 656: packet->server_status = 0;
! 657: }
! 658:
! 659: BAIL_IF_NO_MORE_DATA;
! 660:
! 661: DBG_INF_FMT("EOF packet: fields=%u status=%u warnings=%u",
! 662: packet->field_count, packet->server_status, packet->warning_count);
! 663:
! 664: DBG_RETURN(PASS);
! 665: premature_end:
! 666: DBG_ERR_FMT("EOF packet %d bytes shorter than expected", p - begin - packet->header.size);
! 667: php_error_docref(NULL TSRMLS_CC, E_WARNING, "EOF packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 668: p - begin - packet->header.size);
! 669: DBG_RETURN(FAIL);
! 670: }
! 671: /* }}} */
! 672:
! 673:
! 674: /* {{{ php_mysqlnd_eof_free_mem */
! 675: static
! 676: void php_mysqlnd_eof_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 677: {
! 678: if (!stack_allocation) {
! 679: mnd_pefree(_packet, ((MYSQLND_PACKET_EOF *)_packet)->header.persistent);
! 680: }
! 681: }
! 682: /* }}} */
! 683:
! 684:
! 685: /* {{{ php_mysqlnd_cmd_write */
! 686: size_t php_mysqlnd_cmd_write(void *_packet, MYSQLND *conn TSRMLS_DC)
! 687: {
! 688: /* Let's have some space, which we can use, if not enough, we will allocate new buffer */
! 689: MYSQLND_PACKET_COMMAND *packet= (MYSQLND_PACKET_COMMAND *) _packet;
! 690: MYSQLND_NET *net = conn->net;
! 691: unsigned int error_reporting = EG(error_reporting);
! 692: size_t written = 0;
! 693:
! 694: DBG_ENTER("php_mysqlnd_cmd_write");
! 695: /*
! 696: Reset packet_no, or we will get bad handshake!
! 697: Every command starts a new TX and packet numbers are reset to 0.
! 698: */
! 699: net->packet_no = 0;
! 700: net->compressed_envelope_packet_no = 0; /* this is for the response */
! 701:
! 702: if (error_reporting) {
! 703: EG(error_reporting) = 0;
! 704: }
! 705:
! 706: MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_PACKETS_SENT_CMD);
! 707:
! 708: #ifdef MYSQLND_DO_WIRE_CHECK_BEFORE_COMMAND
! 709: net->m.consume_uneaten_data(net, packet->command TSRMLS_CC);
! 710: #endif
! 711:
! 712: if (!packet->argument || !packet->arg_len) {
! 713: char buffer[MYSQLND_HEADER_SIZE + 1];
! 714:
! 715: int1store(buffer + MYSQLND_HEADER_SIZE, packet->command);
! 716: written = conn->net->m.send(conn, buffer, 1 TSRMLS_CC);
! 717: } else {
! 718: size_t tmp_len = packet->arg_len + 1 + MYSQLND_HEADER_SIZE, ret;
! 719: zend_uchar *tmp, *p;
! 720: tmp = (tmp_len > net->cmd_buffer.length)? mnd_emalloc(tmp_len):net->cmd_buffer.buffer;
! 721: if (!tmp) {
! 722: goto end;
! 723: }
! 724: p = tmp + MYSQLND_HEADER_SIZE; /* skip the header */
! 725:
! 726: int1store(p, packet->command);
! 727: p++;
! 728:
! 729: memcpy(p, packet->argument, packet->arg_len);
! 730:
! 731: ret = conn->net->m.send(conn, (char *)tmp, tmp_len - MYSQLND_HEADER_SIZE TSRMLS_CC);
! 732: if (tmp != net->cmd_buffer.buffer) {
! 733: MYSQLND_INC_CONN_STATISTIC(conn->stats, STAT_CMD_BUFFER_TOO_SMALL);
! 734: mnd_efree(tmp);
! 735: }
! 736: written = ret;
! 737: }
! 738: end:
! 739: if (error_reporting) {
! 740: /* restore error reporting */
! 741: EG(error_reporting) = error_reporting;
! 742: }
! 743: DBG_RETURN(written);
! 744: }
! 745: /* }}} */
! 746:
! 747:
! 748: /* {{{ php_mysqlnd_cmd_free_mem */
! 749: static
! 750: void php_mysqlnd_cmd_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 751: {
! 752: if (!stack_allocation) {
! 753: MYSQLND_PACKET_COMMAND * p = (MYSQLND_PACKET_COMMAND *) _packet;
! 754: mnd_pefree(p, p->header.persistent);
! 755: }
! 756: }
! 757: /* }}} */
! 758:
! 759:
! 760: /* {{{ php_mysqlnd_rset_header_read */
! 761: static enum_func_status
! 762: php_mysqlnd_rset_header_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 763: {
! 764: enum_func_status ret = PASS;
! 765: size_t buf_len = conn->net->cmd_buffer.length;
! 766: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 767: zend_uchar *p = buf;
! 768: zend_uchar *begin = buf;
! 769: size_t len;
! 770: MYSQLND_PACKET_RSET_HEADER *packet= (MYSQLND_PACKET_RSET_HEADER *) _packet;
! 771:
! 772: DBG_ENTER("php_mysqlnd_rset_header_read");
! 773:
! 774: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "resultset header", PROT_RSET_HEADER_PACKET);
! 775: BAIL_IF_NO_MORE_DATA;
! 776:
! 777: /*
! 778: Don't increment. First byte is ERROR_MARKER on error, but otherwise is starting byte
! 779: of encoded sequence for length.
! 780: */
! 781: if (ERROR_MARKER == *p) {
! 782: /* Error */
! 783: p++;
! 784: BAIL_IF_NO_MORE_DATA;
! 785: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 786: packet->error_info.error, sizeof(packet->error_info.error),
! 787: &packet->error_info.error_no, packet->error_info.sqlstate
! 788: TSRMLS_CC);
! 789: DBG_RETURN(PASS);
! 790: }
! 791:
! 792: packet->field_count = php_mysqlnd_net_field_length(&p);
! 793: BAIL_IF_NO_MORE_DATA;
! 794:
! 795: switch (packet->field_count) {
! 796: case MYSQLND_NULL_LENGTH:
! 797: DBG_INF("LOAD LOCAL");
! 798: /*
! 799: First byte in the packet is the field count.
! 800: Thus, the name is size - 1. And we add 1 for a trailing \0.
! 801: Because we have BAIL_IF_NO_MORE_DATA before the switch, we are guaranteed
! 802: that packet->header.size is > 0. Which means that len can't underflow, that
! 803: would lead to 0 byte allocation but 2^32 or 2^64 bytes copied.
! 804: */
! 805: len = packet->header.size - 1;
! 806: packet->info_or_local_file = mnd_emalloc(len + 1);
! 807: if (packet->info_or_local_file) {
! 808: memcpy(packet->info_or_local_file, p, len);
! 809: packet->info_or_local_file[len] = '\0';
! 810: packet->info_or_local_file_len = len;
! 811: } else {
! 812: SET_OOM_ERROR(conn->error_info);
! 813: ret = FAIL;
! 814: }
! 815: break;
! 816: case 0x00:
! 817: DBG_INF("UPSERT");
! 818: packet->affected_rows = php_mysqlnd_net_field_length_ll(&p);
! 819: BAIL_IF_NO_MORE_DATA;
! 820:
! 821: packet->last_insert_id = php_mysqlnd_net_field_length_ll(&p);
! 822: BAIL_IF_NO_MORE_DATA;
! 823:
! 824: packet->server_status = uint2korr(p);
! 825: p+=2;
! 826: BAIL_IF_NO_MORE_DATA;
! 827:
! 828: packet->warning_count = uint2korr(p);
! 829: p+=2;
! 830: BAIL_IF_NO_MORE_DATA;
! 831: /* Check for additional textual data */
! 832: if (packet->header.size > (size_t) (p - buf) && (len = php_mysqlnd_net_field_length(&p))) {
! 833: packet->info_or_local_file = mnd_emalloc(len + 1);
! 834: if (packet->info_or_local_file) {
! 835: memcpy(packet->info_or_local_file, p, len);
! 836: packet->info_or_local_file[len] = '\0';
! 837: packet->info_or_local_file_len = len;
! 838: } else {
! 839: SET_OOM_ERROR(conn->error_info);
! 840: ret = FAIL;
! 841: }
! 842: }
! 843: DBG_INF_FMT("affected_rows=%llu last_insert_id=%llu server_status=%u warning_count=%u",
! 844: packet->affected_rows, packet->last_insert_id,
! 845: packet->server_status, packet->warning_count);
! 846: break;
! 847: default:
! 848: DBG_INF("SELECT");
! 849: /* Result set */
! 850: break;
! 851: }
! 852: BAIL_IF_NO_MORE_DATA;
! 853:
! 854: DBG_RETURN(ret);
! 855: premature_end:
! 856: DBG_ERR_FMT("RSET_HEADER packet %d bytes shorter than expected", p - begin - packet->header.size);
! 857: php_error_docref(NULL TSRMLS_CC, E_WARNING, "RSET_HEADER packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 858: p - begin - packet->header.size);
! 859: DBG_RETURN(FAIL);
! 860: }
! 861: /* }}} */
! 862:
! 863:
! 864: /* {{{ php_mysqlnd_rset_header_free_mem */
! 865: static
! 866: void php_mysqlnd_rset_header_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 867: {
! 868: MYSQLND_PACKET_RSET_HEADER *p= (MYSQLND_PACKET_RSET_HEADER *) _packet;
! 869: DBG_ENTER("php_mysqlnd_rset_header_free_mem");
! 870: if (p->info_or_local_file) {
! 871: mnd_efree(p->info_or_local_file);
! 872: p->info_or_local_file = NULL;
! 873: }
! 874: if (!stack_allocation) {
! 875: mnd_pefree(p, p->header.persistent);
! 876: }
! 877: DBG_VOID_RETURN;
! 878: }
! 879: /* }}} */
! 880:
! 881: static size_t rset_field_offsets[] =
! 882: {
! 883: STRUCT_OFFSET(MYSQLND_FIELD, catalog),
! 884: STRUCT_OFFSET(MYSQLND_FIELD, catalog_length),
! 885: STRUCT_OFFSET(MYSQLND_FIELD, db),
! 886: STRUCT_OFFSET(MYSQLND_FIELD, db_length),
! 887: STRUCT_OFFSET(MYSQLND_FIELD, table),
! 888: STRUCT_OFFSET(MYSQLND_FIELD, table_length),
! 889: STRUCT_OFFSET(MYSQLND_FIELD, org_table),
! 890: STRUCT_OFFSET(MYSQLND_FIELD, org_table_length),
! 891: STRUCT_OFFSET(MYSQLND_FIELD, name),
! 892: STRUCT_OFFSET(MYSQLND_FIELD, name_length),
! 893: STRUCT_OFFSET(MYSQLND_FIELD, org_name),
! 894: STRUCT_OFFSET(MYSQLND_FIELD, org_name_length)
! 895: };
! 896:
! 897:
! 898: /* {{{ php_mysqlnd_rset_field_read */
! 899: static enum_func_status
! 900: php_mysqlnd_rset_field_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 901: {
! 902: /* Should be enough for the metadata of a single row */
! 903: MYSQLND_PACKET_RES_FIELD *packet= (MYSQLND_PACKET_RES_FIELD *) _packet;
! 904: size_t buf_len = conn->net->cmd_buffer.length, total_len = 0;
! 905: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 906: zend_uchar *p = buf;
! 907: zend_uchar *begin = buf;
! 908: char *root_ptr;
! 909: unsigned long len;
! 910: MYSQLND_FIELD *meta;
! 911: unsigned int i, field_count = sizeof(rset_field_offsets)/sizeof(size_t);
! 912:
! 913: DBG_ENTER("php_mysqlnd_rset_field_read");
! 914:
! 915: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "field", PROT_RSET_FLD_PACKET);
! 916:
! 917: if (packet->skip_parsing) {
! 918: DBG_RETURN(PASS);
! 919: }
! 920:
! 921: BAIL_IF_NO_MORE_DATA;
! 922: if (ERROR_MARKER == *p) {
! 923: /* Error */
! 924: p++;
! 925: BAIL_IF_NO_MORE_DATA;
! 926: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 927: packet->error_info.error, sizeof(packet->error_info.error),
! 928: &packet->error_info.error_no, packet->error_info.sqlstate
! 929: TSRMLS_CC);
! 930: DBG_ERR_FMT("Server error : (%u) %s", packet->error_info.error_no, packet->error_info.error);
! 931: DBG_RETURN(PASS);
! 932: } else if (EODATA_MARKER == *p && packet->header.size < 8) {
! 933: /* Premature EOF. That should be COM_FIELD_LIST */
! 934: DBG_INF("Premature EOF. That should be COM_FIELD_LIST");
! 935: packet->stupid_list_fields_eof = TRUE;
! 936: DBG_RETURN(PASS);
! 937: }
! 938:
! 939: meta = packet->metadata;
! 940:
! 941: for (i = 0; i < field_count; i += 2) {
! 942: len = php_mysqlnd_net_field_length(&p);
! 943: BAIL_IF_NO_MORE_DATA;
! 944: switch ((len)) {
! 945: case 0:
! 946: *(const char **)(((char*)meta) + rset_field_offsets[i]) = mysqlnd_empty_string;
! 947: *(unsigned int *)(((char*)meta) + rset_field_offsets[i+1]) = 0;
! 948: break;
! 949: case MYSQLND_NULL_LENGTH:
! 950: goto faulty_or_fake;
! 951: default:
! 952: *(const char **)(((char *)meta) + rset_field_offsets[i]) = (const char *)p;
! 953: *(unsigned int *)(((char*)meta) + rset_field_offsets[i+1]) = len;
! 954: p += len;
! 955: total_len += len + 1;
! 956: break;
! 957: }
! 958: BAIL_IF_NO_MORE_DATA;
! 959: }
! 960:
! 961: /* 1 byte filler */
! 962: p++;
! 963: BAIL_IF_NO_MORE_DATA;
! 964:
! 965: meta->charsetnr = uint2korr(p);
! 966: p += 2;
! 967: BAIL_IF_NO_MORE_DATA;
! 968:
! 969: meta->length = uint4korr(p);
! 970: p += 4;
! 971: BAIL_IF_NO_MORE_DATA;
! 972:
! 973: meta->type = uint1korr(p);
! 974: p += 1;
! 975: BAIL_IF_NO_MORE_DATA;
! 976:
! 977: meta->flags = uint2korr(p);
! 978: p += 2;
! 979: BAIL_IF_NO_MORE_DATA;
! 980:
! 981: meta->decimals = uint2korr(p);
! 982: p += 1;
! 983: BAIL_IF_NO_MORE_DATA;
! 984:
! 985: /* 2 byte filler */
! 986: p +=2;
! 987: BAIL_IF_NO_MORE_DATA;
! 988:
! 989: /* Should we set NUM_FLAG (libmysql does it) ? */
! 990: if (
! 991: (meta->type <= MYSQL_TYPE_INT24 &&
! 992: (meta->type != MYSQL_TYPE_TIMESTAMP || meta->length == 14 || meta->length == 8)
! 993: ) || meta->type == MYSQL_TYPE_YEAR)
! 994: {
! 995: meta->flags |= NUM_FLAG;
! 996: }
! 997:
! 998:
! 999: /*
! 1000: def could be empty, thus don't allocate on the root.
! 1001: NULL_LENGTH (0xFB) comes from COM_FIELD_LIST when the default value is NULL.
! 1002: Otherwise the string is length encoded.
! 1003: */
! 1004: if (packet->header.size > (size_t) (p - buf) &&
! 1005: (len = php_mysqlnd_net_field_length(&p)) &&
! 1006: len != MYSQLND_NULL_LENGTH)
! 1007: {
! 1008: BAIL_IF_NO_MORE_DATA;
! 1009: DBG_INF_FMT("Def found, length %lu, persistent=%u", len, packet->persistent_alloc);
! 1010: meta->def = mnd_pemalloc(len + 1, packet->persistent_alloc);
! 1011: if (!meta->def) {
! 1012: SET_OOM_ERROR(conn->error_info);
! 1013: DBG_RETURN(FAIL);
! 1014: }
! 1015: memcpy(meta->def, p, len);
! 1016: meta->def[len] = '\0';
! 1017: meta->def_length = len;
! 1018: p += len;
! 1019: }
! 1020:
! 1021: DBG_INF_FMT("allocing root. persistent=%u", packet->persistent_alloc);
! 1022: root_ptr = meta->root = mnd_pemalloc(total_len, packet->persistent_alloc);
! 1023: if (!root_ptr) {
! 1024: SET_OOM_ERROR(conn->error_info);
! 1025: DBG_RETURN(FAIL);
! 1026: }
! 1027:
! 1028: meta->root_len = total_len;
! 1029: /* Now do allocs */
! 1030: if (meta->catalog && meta->catalog != mysqlnd_empty_string) {
! 1031: len = meta->catalog_length;
! 1032: meta->catalog = memcpy(root_ptr, meta->catalog, len);
! 1033: *(root_ptr +=len) = '\0';
! 1034: root_ptr++;
! 1035: }
! 1036:
! 1037: if (meta->db && meta->db != mysqlnd_empty_string) {
! 1038: len = meta->db_length;
! 1039: meta->db = memcpy(root_ptr, meta->db, len);
! 1040: *(root_ptr +=len) = '\0';
! 1041: root_ptr++;
! 1042: }
! 1043:
! 1044: if (meta->table && meta->table != mysqlnd_empty_string) {
! 1045: len = meta->table_length;
! 1046: meta->table = memcpy(root_ptr, meta->table, len);
! 1047: *(root_ptr +=len) = '\0';
! 1048: root_ptr++;
! 1049: }
! 1050:
! 1051: if (meta->org_table && meta->org_table != mysqlnd_empty_string) {
! 1052: len = meta->org_table_length;
! 1053: meta->org_table = memcpy(root_ptr, meta->org_table, len);
! 1054: *(root_ptr +=len) = '\0';
! 1055: root_ptr++;
! 1056: }
! 1057:
! 1058: if (meta->name && meta->name != mysqlnd_empty_string) {
! 1059: len = meta->name_length;
! 1060: meta->name = memcpy(root_ptr, meta->name, len);
! 1061: *(root_ptr +=len) = '\0';
! 1062: root_ptr++;
! 1063: }
! 1064:
! 1065: if (meta->org_name && meta->org_name != mysqlnd_empty_string) {
! 1066: len = meta->org_name_length;
! 1067: meta->org_name = memcpy(root_ptr, meta->org_name, len);
! 1068: *(root_ptr +=len) = '\0';
! 1069: root_ptr++;
! 1070: }
! 1071:
! 1072: DBG_INF_FMT("FIELD=[%s.%s.%s]", meta->db? meta->db:"*NA*", meta->table? meta->table:"*NA*",
! 1073: meta->name? meta->name:"*NA*");
! 1074:
! 1075: DBG_RETURN(PASS);
! 1076:
! 1077: faulty_or_fake:
! 1078: DBG_ERR_FMT("Protocol error. Server sent NULL_LENGTH. The server is faulty");
! 1079: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Protocol error. Server sent NULL_LENGTH."
! 1080: " The server is faulty");
! 1081: DBG_RETURN(FAIL);
! 1082: premature_end:
! 1083: DBG_ERR_FMT("RSET field packet %d bytes shorter than expected", p - begin - packet->header.size);
! 1084: php_error_docref(NULL TSRMLS_CC, E_WARNING, "Result set field packet "MYSQLND_SZ_T_SPEC" bytes "
! 1085: "shorter than expected", p - begin - packet->header.size);
! 1086: DBG_RETURN(FAIL);
! 1087: }
! 1088: /* }}} */
! 1089:
! 1090:
! 1091: /* {{{ php_mysqlnd_rset_field_free_mem */
! 1092: static
! 1093: void php_mysqlnd_rset_field_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 1094: {
! 1095: MYSQLND_PACKET_RES_FIELD *p= (MYSQLND_PACKET_RES_FIELD *) _packet;
! 1096: /* p->metadata was passed to us as temporal buffer */
! 1097: if (!stack_allocation) {
! 1098: mnd_pefree(p, p->header.persistent);
! 1099: }
! 1100: }
! 1101: /* }}} */
! 1102:
! 1103:
! 1104: /* {{{ php_mysqlnd_read_row_ex */
! 1105: static enum_func_status
! 1106: php_mysqlnd_read_row_ex(MYSQLND * conn, MYSQLND_MEMORY_POOL * result_set_memory_pool,
! 1107: MYSQLND_MEMORY_POOL_CHUNK **buffer,
! 1108: size_t *data_size, zend_bool persistent_alloc,
! 1109: unsigned int prealloc_more_bytes TSRMLS_DC)
! 1110: {
! 1111: enum_func_status ret = PASS;
! 1112: MYSQLND_PACKET_HEADER header;
! 1113: zend_uchar *p = NULL;
! 1114: zend_bool first_iteration = TRUE;
! 1115:
! 1116: DBG_ENTER("php_mysqlnd_read_row_ex");
! 1117:
! 1118: /*
! 1119: To ease the process the server splits everything in packets up to 2^24 - 1.
! 1120: Even in the case the payload is evenly divisible by this value, the last
! 1121: packet will be empty, namely 0 bytes. Thus, we can read every packet and ask
! 1122: for next one if they have 2^24 - 1 sizes. But just read the header of a
! 1123: zero-length byte, don't read the body, there is no such.
! 1124: */
! 1125:
! 1126: *data_size = prealloc_more_bytes;
! 1127: while (1) {
! 1128: if (FAIL == mysqlnd_read_header(conn , &header TSRMLS_CC)) {
! 1129: ret = FAIL;
! 1130: break;
! 1131: }
! 1132:
! 1133: *data_size += header.size;
! 1134:
! 1135: if (first_iteration) {
! 1136: first_iteration = FALSE;
! 1137: /*
! 1138: We need a trailing \0 for the last string, in case of text-mode,
! 1139: to be able to implement read-only variables. Thus, we add + 1.
! 1140: */
! 1141: *buffer = result_set_memory_pool->get_chunk(result_set_memory_pool, *data_size + 1 TSRMLS_CC);
! 1142: if (!*buffer) {
! 1143: ret = FAIL;
! 1144: break;
! 1145: }
! 1146: p = (*buffer)->ptr;
! 1147: } else if (!first_iteration) {
! 1148: /* Empty packet after MYSQLND_MAX_PACKET_SIZE packet. That's ok, break */
! 1149: if (!header.size) {
! 1150: break;
! 1151: }
! 1152:
! 1153: /*
! 1154: We have to realloc the buffer.
! 1155:
! 1156: We need a trailing \0 for the last string, in case of text-mode,
! 1157: to be able to implement read-only variables.
! 1158: */
! 1159: if (FAIL == (*buffer)->resize_chunk((*buffer), *data_size + 1 TSRMLS_CC)) {
! 1160: SET_OOM_ERROR(conn->error_info);
! 1161: ret = FAIL;
! 1162: break;
! 1163: }
! 1164: /* The position could have changed, recalculate */
! 1165: p = (*buffer)->ptr + (*data_size - header.size);
! 1166: }
! 1167:
! 1168: if (PASS != (ret = conn->net->m.receive(conn, p, header.size TSRMLS_CC))) {
! 1169: DBG_ERR("Empty row packet body");
! 1170: php_error(E_WARNING, "Empty row packet body");
! 1171: break;
! 1172: }
! 1173:
! 1174: if (header.size < MYSQLND_MAX_PACKET_SIZE) {
! 1175: break;
! 1176: }
! 1177: }
! 1178: if (ret == FAIL && *buffer) {
! 1179: (*buffer)->free_chunk((*buffer) TSRMLS_CC);
! 1180: *buffer = NULL;
! 1181: }
! 1182: *data_size -= prealloc_more_bytes;
! 1183: DBG_RETURN(ret);
! 1184: }
! 1185: /* }}} */
! 1186:
! 1187:
! 1188: /* {{{ php_mysqlnd_rowp_read_binary_protocol */
! 1189: enum_func_status
! 1190: php_mysqlnd_rowp_read_binary_protocol(MYSQLND_MEMORY_POOL_CHUNK * row_buffer, zval ** fields,
! 1191: unsigned int field_count, MYSQLND_FIELD *fields_metadata,
! 1192: zend_bool persistent,
! 1193: zend_bool as_unicode, zend_bool as_int_or_float,
! 1194: MYSQLND_STATS * stats TSRMLS_DC)
! 1195: {
! 1196: unsigned int i;
! 1197: zend_uchar *p = row_buffer->ptr;
! 1198: zend_uchar *null_ptr, bit;
! 1199: zval **current_field, **end_field, **start_field;
! 1200:
! 1201: DBG_ENTER("php_mysqlnd_rowp_read_binary_protocol");
! 1202:
! 1203: if (!fields) {
! 1204: DBG_RETURN(FAIL);
! 1205: }
! 1206:
! 1207: end_field = (start_field = fields) + field_count;
! 1208:
! 1209: /* skip the first byte, not EODATA_MARKER -> 0x0, status */
! 1210: p++;
! 1211: null_ptr= p;
! 1212: p += (field_count + 9)/8; /* skip null bits */
! 1213: bit = 4; /* first 2 bits are reserved */
! 1214:
! 1215: for (i = 0, current_field = start_field; current_field < end_field; current_field++, i++) {
! 1216: DBG_INF("Directly creating zval");
! 1217: MAKE_STD_ZVAL(*current_field);
! 1218: if (!*current_field) {
! 1219: DBG_RETURN(FAIL);
! 1220: }
! 1221: }
! 1222:
! 1223: for (i = 0, current_field = start_field; current_field < end_field; current_field++, i++) {
! 1224: enum_mysqlnd_collected_stats statistic;
! 1225: zend_uchar * orig_p = p;
! 1226:
! 1227: DBG_INF_FMT("Into zval=%p decoding column %u [%s.%s.%s] type=%u field->flags&unsigned=%u flags=%u is_bit=%u as_unicode=%u",
! 1228: *current_field, i,
! 1229: fields_metadata[i].db, fields_metadata[i].table, fields_metadata[i].name, fields_metadata[i].type,
! 1230: fields_metadata[i].flags & UNSIGNED_FLAG, fields_metadata[i].flags, fields_metadata[i].type == MYSQL_TYPE_BIT, as_unicode);
! 1231: if (*null_ptr & bit) {
! 1232: DBG_INF("It's null");
! 1233: ZVAL_NULL(*current_field);
! 1234: statistic = STAT_BINARY_TYPE_FETCHED_NULL;
! 1235: } else {
! 1236: enum_mysqlnd_field_types type = fields_metadata[i].type;
! 1237: mysqlnd_ps_fetch_functions[type].func(*current_field, &fields_metadata[i], 0, &p, as_unicode TSRMLS_CC);
! 1238:
! 1239: if (MYSQLND_G(collect_statistics)) {
! 1240: switch (fields_metadata[i].type) {
! 1241: case MYSQL_TYPE_DECIMAL: statistic = STAT_BINARY_TYPE_FETCHED_DECIMAL; break;
! 1242: case MYSQL_TYPE_TINY: statistic = STAT_BINARY_TYPE_FETCHED_INT8; break;
! 1243: case MYSQL_TYPE_SHORT: statistic = STAT_BINARY_TYPE_FETCHED_INT16; break;
! 1244: case MYSQL_TYPE_LONG: statistic = STAT_BINARY_TYPE_FETCHED_INT32; break;
! 1245: case MYSQL_TYPE_FLOAT: statistic = STAT_BINARY_TYPE_FETCHED_FLOAT; break;
! 1246: case MYSQL_TYPE_DOUBLE: statistic = STAT_BINARY_TYPE_FETCHED_DOUBLE; break;
! 1247: case MYSQL_TYPE_NULL: statistic = STAT_BINARY_TYPE_FETCHED_NULL; break;
! 1248: case MYSQL_TYPE_TIMESTAMP: statistic = STAT_BINARY_TYPE_FETCHED_TIMESTAMP; break;
! 1249: case MYSQL_TYPE_LONGLONG: statistic = STAT_BINARY_TYPE_FETCHED_INT64; break;
! 1250: case MYSQL_TYPE_INT24: statistic = STAT_BINARY_TYPE_FETCHED_INT24; break;
! 1251: case MYSQL_TYPE_DATE: statistic = STAT_BINARY_TYPE_FETCHED_DATE; break;
! 1252: case MYSQL_TYPE_TIME: statistic = STAT_BINARY_TYPE_FETCHED_TIME; break;
! 1253: case MYSQL_TYPE_DATETIME: statistic = STAT_BINARY_TYPE_FETCHED_DATETIME; break;
! 1254: case MYSQL_TYPE_YEAR: statistic = STAT_BINARY_TYPE_FETCHED_YEAR; break;
! 1255: case MYSQL_TYPE_NEWDATE: statistic = STAT_BINARY_TYPE_FETCHED_DATE; break;
! 1256: case MYSQL_TYPE_VARCHAR: statistic = STAT_BINARY_TYPE_FETCHED_STRING; break;
! 1257: case MYSQL_TYPE_BIT: statistic = STAT_BINARY_TYPE_FETCHED_BIT; break;
! 1258: case MYSQL_TYPE_NEWDECIMAL: statistic = STAT_BINARY_TYPE_FETCHED_DECIMAL; break;
! 1259: case MYSQL_TYPE_ENUM: statistic = STAT_BINARY_TYPE_FETCHED_ENUM; break;
! 1260: case MYSQL_TYPE_SET: statistic = STAT_BINARY_TYPE_FETCHED_SET; break;
! 1261: case MYSQL_TYPE_TINY_BLOB: statistic = STAT_BINARY_TYPE_FETCHED_BLOB; break;
! 1262: case MYSQL_TYPE_MEDIUM_BLOB:statistic = STAT_BINARY_TYPE_FETCHED_BLOB; break;
! 1263: case MYSQL_TYPE_LONG_BLOB: statistic = STAT_BINARY_TYPE_FETCHED_BLOB; break;
! 1264: case MYSQL_TYPE_BLOB: statistic = STAT_BINARY_TYPE_FETCHED_BLOB; break;
! 1265: case MYSQL_TYPE_VAR_STRING: statistic = STAT_BINARY_TYPE_FETCHED_STRING; break;
! 1266: case MYSQL_TYPE_STRING: statistic = STAT_BINARY_TYPE_FETCHED_STRING; break;
! 1267: case MYSQL_TYPE_GEOMETRY: statistic = STAT_BINARY_TYPE_FETCHED_GEOMETRY; break;
! 1268: default: statistic = STAT_BINARY_TYPE_FETCHED_OTHER; break;
! 1269: }
! 1270: }
! 1271: }
! 1272: MYSQLND_INC_CONN_STATISTIC_W_VALUE2(stats, statistic, 1,
! 1273: STAT_BYTES_RECEIVED_PURE_DATA_PS,
! 1274: (Z_TYPE_PP(current_field) == IS_STRING)?
! 1275: Z_STRLEN_PP(current_field) : (p - orig_p));
! 1276:
! 1277: if (!((bit<<=1) & 255)) {
! 1278: bit = 1; /* to the following byte */
! 1279: null_ptr++;
! 1280: }
! 1281: }
! 1282:
! 1283: DBG_RETURN(PASS);
! 1284: }
! 1285: /* }}} */
! 1286:
! 1287:
! 1288: /* {{{ php_mysqlnd_rowp_read_text_protocol */
! 1289: enum_func_status
! 1290: php_mysqlnd_rowp_read_text_protocol(MYSQLND_MEMORY_POOL_CHUNK * row_buffer, zval ** fields,
! 1291: unsigned int field_count, MYSQLND_FIELD *fields_metadata,
! 1292: zend_bool persistent,
! 1293: zend_bool as_unicode, zend_bool as_int_or_float,
! 1294: MYSQLND_STATS * stats TSRMLS_DC)
! 1295: {
! 1296: unsigned int i;
! 1297: zend_bool last_field_was_string = FALSE;
! 1298: zval **current_field, **end_field, **start_field;
! 1299: zend_uchar *p = row_buffer->ptr;
! 1300: size_t data_size = row_buffer->app;
! 1301: zend_uchar *bit_area = (zend_uchar*) row_buffer->ptr + data_size + 1; /* we allocate from here */
! 1302:
! 1303: DBG_ENTER("php_mysqlnd_rowp_read_text_protocol");
! 1304:
! 1305: if (!fields) {
! 1306: DBG_RETURN(FAIL);
! 1307: }
! 1308:
! 1309: end_field = (start_field = fields) + field_count;
! 1310:
! 1311: for (i = 0, current_field = start_field; current_field < end_field; current_field++, i++) {
! 1312: DBG_INF("Directly creating zval");
! 1313: MAKE_STD_ZVAL(*current_field);
! 1314: if (!*current_field) {
! 1315: DBG_RETURN(FAIL);
! 1316: }
! 1317: }
! 1318:
! 1319: for (i = 0, current_field = start_field; current_field < end_field; current_field++, i++) {
! 1320: /* Don't reverse the order. It is significant!*/
! 1321: zend_uchar *this_field_len_pos = p;
! 1322: /* php_mysqlnd_net_field_length() call should be after *this_field_len_pos = p; */
! 1323: unsigned long len = php_mysqlnd_net_field_length(&p);
! 1324:
! 1325: if (current_field > start_field && last_field_was_string) {
! 1326: /*
! 1327: Normal queries:
! 1328: We have to put \0 now to the end of the previous field, if it was
! 1329: a string. IS_NULL doesn't matter. Because we have already read our
! 1330: length, then we can overwrite it in the row buffer.
! 1331: This statement terminates the previous field, not the current one.
! 1332:
! 1333: NULL_LENGTH is encoded in one byte, so we can stick a \0 there.
! 1334: Any string's length is encoded in at least one byte, so we can stick
! 1335: a \0 there.
! 1336: */
! 1337:
! 1338: *this_field_len_pos = '\0';
! 1339: }
! 1340:
! 1341: /* NULL or NOT NULL, this is the question! */
! 1342: if (len == MYSQLND_NULL_LENGTH) {
! 1343: ZVAL_NULL(*current_field);
! 1344: last_field_was_string = FALSE;
! 1345: } else {
! 1346: #if MYSQLND_UNICODE || defined(MYSQLND_STRING_TO_INT_CONVERSION)
! 1347: struct st_mysqlnd_perm_bind perm_bind =
! 1348: mysqlnd_ps_fetch_functions[fields_metadata[i].type];
! 1349: #endif
! 1350: if (MYSQLND_G(collect_statistics)) {
! 1351: enum_mysqlnd_collected_stats statistic;
! 1352: switch (fields_metadata[i].type) {
! 1353: case MYSQL_TYPE_DECIMAL: statistic = STAT_TEXT_TYPE_FETCHED_DECIMAL; break;
! 1354: case MYSQL_TYPE_TINY: statistic = STAT_TEXT_TYPE_FETCHED_INT8; break;
! 1355: case MYSQL_TYPE_SHORT: statistic = STAT_TEXT_TYPE_FETCHED_INT16; break;
! 1356: case MYSQL_TYPE_LONG: statistic = STAT_TEXT_TYPE_FETCHED_INT32; break;
! 1357: case MYSQL_TYPE_FLOAT: statistic = STAT_TEXT_TYPE_FETCHED_FLOAT; break;
! 1358: case MYSQL_TYPE_DOUBLE: statistic = STAT_TEXT_TYPE_FETCHED_DOUBLE; break;
! 1359: case MYSQL_TYPE_NULL: statistic = STAT_TEXT_TYPE_FETCHED_NULL; break;
! 1360: case MYSQL_TYPE_TIMESTAMP: statistic = STAT_TEXT_TYPE_FETCHED_TIMESTAMP; break;
! 1361: case MYSQL_TYPE_LONGLONG: statistic = STAT_TEXT_TYPE_FETCHED_INT64; break;
! 1362: case MYSQL_TYPE_INT24: statistic = STAT_TEXT_TYPE_FETCHED_INT24; break;
! 1363: case MYSQL_TYPE_DATE: statistic = STAT_TEXT_TYPE_FETCHED_DATE; break;
! 1364: case MYSQL_TYPE_TIME: statistic = STAT_TEXT_TYPE_FETCHED_TIME; break;
! 1365: case MYSQL_TYPE_DATETIME: statistic = STAT_TEXT_TYPE_FETCHED_DATETIME; break;
! 1366: case MYSQL_TYPE_YEAR: statistic = STAT_TEXT_TYPE_FETCHED_YEAR; break;
! 1367: case MYSQL_TYPE_NEWDATE: statistic = STAT_TEXT_TYPE_FETCHED_DATE; break;
! 1368: case MYSQL_TYPE_VARCHAR: statistic = STAT_TEXT_TYPE_FETCHED_STRING; break;
! 1369: case MYSQL_TYPE_BIT: statistic = STAT_TEXT_TYPE_FETCHED_BIT; break;
! 1370: case MYSQL_TYPE_NEWDECIMAL: statistic = STAT_TEXT_TYPE_FETCHED_DECIMAL; break;
! 1371: case MYSQL_TYPE_ENUM: statistic = STAT_TEXT_TYPE_FETCHED_ENUM; break;
! 1372: case MYSQL_TYPE_SET: statistic = STAT_TEXT_TYPE_FETCHED_SET; break;
! 1373: case MYSQL_TYPE_TINY_BLOB: statistic = STAT_TEXT_TYPE_FETCHED_BLOB; break;
! 1374: case MYSQL_TYPE_MEDIUM_BLOB:statistic = STAT_TEXT_TYPE_FETCHED_BLOB; break;
! 1375: case MYSQL_TYPE_LONG_BLOB: statistic = STAT_TEXT_TYPE_FETCHED_BLOB; break;
! 1376: case MYSQL_TYPE_BLOB: statistic = STAT_TEXT_TYPE_FETCHED_BLOB; break;
! 1377: case MYSQL_TYPE_VAR_STRING: statistic = STAT_TEXT_TYPE_FETCHED_STRING; break;
! 1378: case MYSQL_TYPE_STRING: statistic = STAT_TEXT_TYPE_FETCHED_STRING; break;
! 1379: case MYSQL_TYPE_GEOMETRY: statistic = STAT_TEXT_TYPE_FETCHED_GEOMETRY; break;
! 1380: default: statistic = STAT_TEXT_TYPE_FETCHED_OTHER; break;
! 1381: }
! 1382: MYSQLND_INC_CONN_STATISTIC_W_VALUE2(stats, statistic, 1, STAT_BYTES_RECEIVED_PURE_DATA_TEXT, len);
! 1383: }
! 1384: #ifdef MYSQLND_STRING_TO_INT_CONVERSION
! 1385: if (as_int_or_float && perm_bind.php_type == IS_LONG) {
! 1386: zend_uchar save = *(p + len);
! 1387: /* We have to make it ASCIIZ temporarily */
! 1388: *(p + len) = '\0';
! 1389: if (perm_bind.pack_len < SIZEOF_LONG) {
! 1390: /* direct conversion */
! 1391: int64_t v =
! 1392: #ifndef PHP_WIN32
! 1393: atoll((char *) p);
! 1394: #else
! 1395: _atoi64((char *) p);
! 1396: #endif
! 1397: ZVAL_LONG(*current_field, (long) v); /* the cast is safe */
! 1398: } else {
! 1399: uint64_t v =
! 1400: #ifndef PHP_WIN32
! 1401: (uint64_t) atoll((char *) p);
! 1402: #else
! 1403: (uint64_t) _atoi64((char *) p);
! 1404: #endif
! 1405: zend_bool uns = fields_metadata[i].flags & UNSIGNED_FLAG? TRUE:FALSE;
! 1406: /* We have to make it ASCIIZ temporarily */
! 1407: #if SIZEOF_LONG==8
! 1408: if (uns == TRUE && v > 9223372036854775807L)
! 1409: #elif SIZEOF_LONG==4
! 1410: if ((uns == TRUE && v > L64(2147483647)) ||
! 1411: (uns == FALSE && (( L64(2147483647) < (int64_t) v) ||
! 1412: (L64(-2147483648) > (int64_t) v))))
! 1413: #else
! 1414: #error Need fix for this architecture
! 1415: #endif /* SIZEOF */
! 1416: {
! 1417: ZVAL_STRINGL(*current_field, (char *)p, len, 0);
! 1418: } else {
! 1419: ZVAL_LONG(*current_field, (long) v); /* the cast is safe */
! 1420: }
! 1421: }
! 1422: *(p + len) = save;
! 1423: } else if (as_int_or_float && perm_bind.php_type == IS_DOUBLE) {
! 1424: zend_uchar save = *(p + len);
! 1425: /* We have to make it ASCIIZ temporarily */
! 1426: *(p + len) = '\0';
! 1427: ZVAL_DOUBLE(*current_field, atof((char *) p));
! 1428: *(p + len) = save;
! 1429: } else
! 1430: #endif /* MYSQLND_STRING_TO_INT_CONVERSION */
! 1431: if (fields_metadata[i].type == MYSQL_TYPE_BIT) {
! 1432: /*
! 1433: BIT fields are specially handled. As they come as bit mask, we have
! 1434: to convert it to human-readable representation. As the bits take
! 1435: less space in the protocol than the numbers they represent, we don't
! 1436: have enough space in the packet buffer to overwrite inside.
! 1437: Thus, a bit more space is pre-allocated at the end of the buffer,
! 1438: see php_mysqlnd_rowp_read(). And we add the strings at the end.
! 1439: Definitely not nice, _hackish_ :(, but works.
! 1440: */
! 1441: zend_uchar *start = bit_area;
! 1442: ps_fetch_from_1_to_8_bytes(*current_field, &(fields_metadata[i]), 0, &p, as_unicode, len TSRMLS_CC);
! 1443: /*
! 1444: We have advanced in ps_fetch_from_1_to_8_bytes. We should go back because
! 1445: later in this function there will be an advancement.
! 1446: */
! 1447: p -= len;
! 1448: if (Z_TYPE_PP(current_field) == IS_LONG) {
! 1449: bit_area += 1 + sprintf((char *)start, "%ld", Z_LVAL_PP(current_field));
! 1450: #if MYSQLND_UNICODE
! 1451: if (as_unicode) {
! 1452: ZVAL_UTF8_STRINGL(*current_field, start, bit_area - start - 1, 0);
! 1453: } else
! 1454: #endif
! 1455: {
! 1456: ZVAL_STRINGL(*current_field, (char *) start, bit_area - start - 1, 0);
! 1457: }
! 1458: } else if (Z_TYPE_PP(current_field) == IS_STRING){
! 1459: memcpy(bit_area, Z_STRVAL_PP(current_field), Z_STRLEN_PP(current_field));
! 1460: bit_area += Z_STRLEN_PP(current_field);
! 1461: *bit_area++ = '\0';
! 1462: zval_dtor(*current_field);
! 1463: #if MYSQLND_UNICODE
! 1464: if (as_unicode) {
! 1465: ZVAL_UTF8_STRINGL(*current_field, start, bit_area - start - 1, 0);
! 1466: } else
! 1467: #endif
! 1468: {
! 1469: ZVAL_STRINGL(*current_field, (char *) start, bit_area - start - 1, 0);
! 1470: }
! 1471: }
! 1472: /*
! 1473: IS_UNICODE should not be specially handled. In unicode mode
! 1474: the buffers are not referenced - everything is copied.
! 1475: */
! 1476: } else
! 1477: #if MYSQLND_UNICODE == 0
! 1478: {
! 1479: ZVAL_STRINGL(*current_field, (char *)p, len, 0);
! 1480: }
! 1481: #else
! 1482: /*
! 1483: Here we have to convert to UTF16, which means not reusing the buffer.
! 1484: Which in turn means that we can free the buffers once we have
! 1485: stored the result set, if we use store_result().
! 1486:
! 1487: Also the destruction of the zvals should not call zval_copy_ctor()
! 1488: because then we will leak.
! 1489:
! 1490: XXX: Keep in mind that up there there is an open `else` in
! 1491: #ifdef MYSQLND_STRING_TO_INT_CONVERSION
! 1492: which will make with this `if` an `else if`.
! 1493: */
! 1494: if ((perm_bind.is_possibly_blob == TRUE &&
! 1495: fields_metadata[i].charsetnr == MYSQLND_BINARY_CHARSET_NR) ||
! 1496: (!as_unicode && perm_bind.can_ret_as_str_in_uni == TRUE))
! 1497: {
! 1498: /* BLOB - no conversion please */
! 1499: ZVAL_STRINGL(*current_field, (char *)p, len, 0);
! 1500: } else {
! 1501: ZVAL_UTF8_STRINGL(*current_field, (char *)p, len, 0);
! 1502: }
! 1503: #endif
! 1504: p += len;
! 1505: last_field_was_string = TRUE;
! 1506: }
! 1507: }
! 1508: if (last_field_was_string) {
! 1509: /* Normal queries: The buffer has one more byte at the end, because we need it */
! 1510: row_buffer->ptr[data_size] = '\0';
! 1511: }
! 1512:
! 1513: DBG_RETURN(PASS);
! 1514: }
! 1515: /* }}} */
! 1516:
! 1517:
! 1518: /* {{{ php_mysqlnd_rowp_read */
! 1519: /*
! 1520: if normal statements => packet->fields is created by this function,
! 1521: if PS => packet->fields is passed from outside
! 1522: */
! 1523: static enum_func_status
! 1524: php_mysqlnd_rowp_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 1525: {
! 1526: MYSQLND_NET *net = conn->net;
! 1527: zend_uchar *p;
! 1528: enum_func_status ret = PASS;
! 1529: size_t old_chunk_size = net->stream->chunk_size;
! 1530: MYSQLND_PACKET_ROW *packet= (MYSQLND_PACKET_ROW *) _packet;
! 1531: size_t post_alloc_for_bit_fields = 0;
! 1532: size_t data_size = 0;
! 1533:
! 1534: DBG_ENTER("php_mysqlnd_rowp_read");
! 1535:
! 1536: if (!packet->binary_protocol && packet->bit_fields_count) {
! 1537: /* For every field we need terminating \0 */
! 1538: post_alloc_for_bit_fields = packet->bit_fields_total_len + packet->bit_fields_count;
! 1539: }
! 1540:
! 1541: ret = php_mysqlnd_read_row_ex(conn, packet->result_set_memory_pool, &packet->row_buffer, &data_size,
! 1542: packet->persistent_alloc, post_alloc_for_bit_fields
! 1543: TSRMLS_CC);
! 1544: if (FAIL == ret) {
! 1545: goto end;
! 1546: }
! 1547: MYSQLND_INC_CONN_STATISTIC_W_VALUE2(conn->stats, packet_type_to_statistic_byte_count[PROT_ROW_PACKET],
! 1548: MYSQLND_HEADER_SIZE + packet->header.size,
! 1549: packet_type_to_statistic_packet_count[PROT_ROW_PACKET],
! 1550: 1);
! 1551:
! 1552: /* packet->row_buffer->ptr is of size 'data_size + 1' */
! 1553: packet->header.size = data_size;
! 1554: packet->row_buffer->app = data_size;
! 1555:
! 1556: if (ERROR_MARKER == (*(p = packet->row_buffer->ptr))) {
! 1557: /*
! 1558: Error message as part of the result set,
! 1559: not good but we should not hang. See:
! 1560: Bug #27876 : SF with cyrillic variable name fails during execution
! 1561: */
! 1562: ret = FAIL;
! 1563: php_mysqlnd_read_error_from_line(p + 1, data_size - 1,
! 1564: packet->error_info.error,
! 1565: sizeof(packet->error_info.error),
! 1566: &packet->error_info.error_no,
! 1567: packet->error_info.sqlstate
! 1568: TSRMLS_CC);
! 1569: } else if (EODATA_MARKER == *p && data_size < 8) { /* EOF */
! 1570: packet->eof = TRUE;
! 1571: p++;
! 1572: if (data_size > 1) {
! 1573: packet->warning_count = uint2korr(p);
! 1574: p += 2;
! 1575: packet->server_status = uint2korr(p);
! 1576: /* Seems we have 3 bytes reserved for future use */
! 1577: DBG_INF_FMT("server_status=%u warning_count=%u", packet->server_status, packet->warning_count);
! 1578: }
! 1579: } else {
! 1580: MYSQLND_INC_CONN_STATISTIC(conn->stats,
! 1581: packet->binary_protocol? STAT_ROWS_FETCHED_FROM_SERVER_PS:
! 1582: STAT_ROWS_FETCHED_FROM_SERVER_NORMAL);
! 1583:
! 1584: packet->eof = FALSE;
! 1585: /* packet->field_count is set by the user of the packet */
! 1586:
! 1587: if (!packet->skip_extraction) {
! 1588: if (!packet->fields) {
! 1589: DBG_INF("Allocating packet->fields");
! 1590: /*
! 1591: old-API will probably set packet->fields to NULL every time, though for
! 1592: unbuffered sets it makes not much sense as the zvals in this buffer matter,
! 1593: not the buffer. Constantly allocating and deallocating brings nothing.
! 1594:
! 1595: For PS - if stmt_store() is performed, thus we don't have a cursor, it will
! 1596: behave just like old-API buffered. Cursors will behave like a bit different,
! 1597: but mostly like old-API unbuffered and thus will populate this array with
! 1598: value.
! 1599: */
! 1600: packet->fields = (zval **) mnd_pecalloc(packet->field_count, sizeof(zval *),
! 1601: packet->persistent_alloc);
! 1602: }
! 1603: } else {
! 1604: MYSQLND_INC_CONN_STATISTIC(conn->stats,
! 1605: packet->binary_protocol? STAT_ROWS_SKIPPED_PS:
! 1606: STAT_ROWS_SKIPPED_NORMAL);
! 1607: }
! 1608: }
! 1609:
! 1610: end:
! 1611: net->stream->chunk_size = old_chunk_size;
! 1612: DBG_RETURN(ret);
! 1613: }
! 1614: /* }}} */
! 1615:
! 1616:
! 1617: /* {{{ php_mysqlnd_rowp_free_mem */
! 1618: static void
! 1619: php_mysqlnd_rowp_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 1620: {
! 1621: MYSQLND_PACKET_ROW *p;
! 1622:
! 1623: DBG_ENTER("php_mysqlnd_rowp_free_mem");
! 1624: p = (MYSQLND_PACKET_ROW *) _packet;
! 1625: if (p->row_buffer) {
! 1626: p->row_buffer->free_chunk(p->row_buffer TSRMLS_CC);
! 1627: p->row_buffer = NULL;
! 1628: }
! 1629: DBG_INF_FMT("stack_allocation=%u persistent=%u", (int)stack_allocation, (int)p->header.persistent);
! 1630: /*
! 1631: Don't free packet->fields :
! 1632: - normal queries -> store_result() | fetch_row_unbuffered() will transfer
! 1633: the ownership and NULL it.
! 1634: - PS will pass in it the bound variables, we have to use them! and of course
! 1635: not free the array. As it is passed to us, we should not clean it ourselves.
! 1636: */
! 1637: if (!stack_allocation) {
! 1638: mnd_pefree(p, p->header.persistent);
! 1639: }
! 1640: DBG_VOID_RETURN;
! 1641: }
! 1642: /* }}} */
! 1643:
! 1644:
! 1645: /* {{{ php_mysqlnd_stats_read */
! 1646: static enum_func_status
! 1647: php_mysqlnd_stats_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 1648: {
! 1649: MYSQLND_PACKET_STATS *packet= (MYSQLND_PACKET_STATS *) _packet;
! 1650: size_t buf_len = conn->net->cmd_buffer.length;
! 1651: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 1652:
! 1653: DBG_ENTER("php_mysqlnd_stats_read");
! 1654:
! 1655: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "statistics", PROT_STATS_PACKET);
! 1656:
! 1657: packet->message = mnd_emalloc(packet->header.size + 1);
! 1658: memcpy(packet->message, buf, packet->header.size);
! 1659: packet->message[packet->header.size] = '\0';
! 1660: packet->message_len = packet->header.size;
! 1661:
! 1662: DBG_RETURN(PASS);
! 1663: }
! 1664: /* }}} */
! 1665:
! 1666:
! 1667: /* {{{ php_mysqlnd_stats_free_mem */
! 1668: static
! 1669: void php_mysqlnd_stats_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 1670: {
! 1671: MYSQLND_PACKET_STATS *p= (MYSQLND_PACKET_STATS *) _packet;
! 1672: if (p->message) {
! 1673: mnd_efree(p->message);
! 1674: p->message = NULL;
! 1675: }
! 1676: if (!stack_allocation) {
! 1677: mnd_pefree(p, p->header.persistent);
! 1678: }
! 1679: }
! 1680: /* }}} */
! 1681:
! 1682:
! 1683: /* 1 + 4 (id) + 2 (field_c) + 2 (param_c) + 1 (filler) + 2 (warnings ) */
! 1684: #define PREPARE_RESPONSE_SIZE_41 9
! 1685: #define PREPARE_RESPONSE_SIZE_50 12
! 1686:
! 1687: /* {{{ php_mysqlnd_prepare_read */
! 1688: static enum_func_status
! 1689: php_mysqlnd_prepare_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 1690: {
! 1691: /* In case of an error, we should have place to put it */
! 1692: size_t buf_len = conn->net->cmd_buffer.length;
! 1693: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 1694: zend_uchar *p = buf;
! 1695: zend_uchar *begin = buf;
! 1696: unsigned int data_size;
! 1697: MYSQLND_PACKET_PREPARE_RESPONSE *packet= (MYSQLND_PACKET_PREPARE_RESPONSE *) _packet;
! 1698:
! 1699: DBG_ENTER("php_mysqlnd_prepare_read");
! 1700:
! 1701: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "prepare", PROT_PREPARE_RESP_PACKET);
! 1702: BAIL_IF_NO_MORE_DATA;
! 1703:
! 1704: data_size = packet->header.size;
! 1705: packet->error_code = uint1korr(p);
! 1706: p++;
! 1707: BAIL_IF_NO_MORE_DATA;
! 1708:
! 1709: if (ERROR_MARKER == packet->error_code) {
! 1710: php_mysqlnd_read_error_from_line(p, data_size - 1,
! 1711: packet->error_info.error,
! 1712: sizeof(packet->error_info.error),
! 1713: &packet->error_info.error_no,
! 1714: packet->error_info.sqlstate
! 1715: TSRMLS_CC);
! 1716: DBG_RETURN(PASS);
! 1717: }
! 1718:
! 1719: if (data_size != PREPARE_RESPONSE_SIZE_41 &&
! 1720: data_size != PREPARE_RESPONSE_SIZE_50 &&
! 1721: !(data_size > PREPARE_RESPONSE_SIZE_50)) {
! 1722: DBG_ERR_FMT("Wrong COM_STMT_PREPARE response size. Received %u", data_size);
! 1723: php_error(E_WARNING, "Wrong COM_STMT_PREPARE response size. Received %u", data_size);
! 1724: DBG_RETURN(FAIL);
! 1725: }
! 1726:
! 1727: packet->stmt_id = uint4korr(p);
! 1728: p += 4;
! 1729: BAIL_IF_NO_MORE_DATA;
! 1730:
! 1731: /* Number of columns in result set */
! 1732: packet->field_count = uint2korr(p);
! 1733: p += 2;
! 1734: BAIL_IF_NO_MORE_DATA;
! 1735:
! 1736: packet->param_count = uint2korr(p);
! 1737: p += 2;
! 1738: BAIL_IF_NO_MORE_DATA;
! 1739:
! 1740: if (data_size > 9) {
! 1741: /* 0x0 filler sent by the server for 5.0+ clients */
! 1742: p++;
! 1743: BAIL_IF_NO_MORE_DATA;
! 1744:
! 1745: packet->warning_count = uint2korr(p);
! 1746: }
! 1747:
! 1748: DBG_INF_FMT("Prepare packet read: stmt_id=%u fields=%u params=%u",
! 1749: packet->stmt_id, packet->field_count, packet->param_count);
! 1750:
! 1751: BAIL_IF_NO_MORE_DATA;
! 1752:
! 1753: DBG_RETURN(PASS);
! 1754: premature_end:
! 1755: DBG_ERR_FMT("PREPARE packet %d bytes shorter than expected", p - begin - packet->header.size);
! 1756: php_error_docref(NULL TSRMLS_CC, E_WARNING, "PREPARE packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 1757: p - begin - packet->header.size);
! 1758: DBG_RETURN(FAIL);
! 1759: }
! 1760: /* }}} */
! 1761:
! 1762:
! 1763: /* {{{ php_mysqlnd_prepare_free_mem */
! 1764: static void
! 1765: php_mysqlnd_prepare_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 1766: {
! 1767: MYSQLND_PACKET_PREPARE_RESPONSE *p= (MYSQLND_PACKET_PREPARE_RESPONSE *) _packet;
! 1768: if (!stack_allocation) {
! 1769: mnd_pefree(p, p->header.persistent);
! 1770: }
! 1771: }
! 1772: /* }}} */
! 1773:
! 1774:
! 1775: /* {{{ php_mysqlnd_chg_user_read */
! 1776: static enum_func_status
! 1777: php_mysqlnd_chg_user_read(void *_packet, MYSQLND *conn TSRMLS_DC)
! 1778: {
! 1779: /* There could be an error message */
! 1780: size_t buf_len = conn->net->cmd_buffer.length;
! 1781: zend_uchar *buf = (zend_uchar *) conn->net->cmd_buffer.buffer;
! 1782: zend_uchar *p = buf;
! 1783: zend_uchar *begin = buf;
! 1784: MYSQLND_PACKET_CHG_USER_RESPONSE *packet= (MYSQLND_PACKET_CHG_USER_RESPONSE *) _packet;
! 1785:
! 1786: DBG_ENTER("php_mysqlnd_chg_user_read");
! 1787:
! 1788: PACKET_READ_HEADER_AND_BODY(packet, conn, buf, buf_len, "change user response", PROT_CHG_USER_RESP_PACKET);
! 1789: BAIL_IF_NO_MORE_DATA;
! 1790:
! 1791: /*
! 1792: Don't increment. First byte is ERROR_MARKER on error, but otherwise is starting byte
! 1793: of encoded sequence for length.
! 1794: */
! 1795:
! 1796: /* Should be always 0x0 or ERROR_MARKER for error */
! 1797: packet->field_count= uint1korr(p);
! 1798: p++;
! 1799:
! 1800: if (packet->header.size == 1 && buf[0] == EODATA_MARKER && packet->server_capabilities & CLIENT_SECURE_CONNECTION) {
! 1801: /* We don't handle 3.23 authentication */
! 1802: packet->server_asked_323_auth = TRUE;
! 1803: DBG_RETURN(FAIL);
! 1804: }
! 1805:
! 1806: if (ERROR_MARKER == packet->field_count) {
! 1807: php_mysqlnd_read_error_from_line(p, packet->header.size - 1,
! 1808: packet->error_info.error,
! 1809: sizeof(packet->error_info.error),
! 1810: &packet->error_info.error_no,
! 1811: packet->error_info.sqlstate
! 1812: TSRMLS_CC);
! 1813: }
! 1814: BAIL_IF_NO_MORE_DATA;
! 1815:
! 1816: DBG_RETURN(PASS);
! 1817: premature_end:
! 1818: DBG_ERR_FMT("CHANGE_USER packet %d bytes shorter than expected", p - begin - packet->header.size);
! 1819: php_error_docref(NULL TSRMLS_CC, E_WARNING, "CHANGE_USER packet "MYSQLND_SZ_T_SPEC" bytes shorter than expected",
! 1820: p - begin - packet->header.size);
! 1821: DBG_RETURN(FAIL);
! 1822: }
! 1823: /* }}} */
! 1824:
! 1825:
! 1826: /* {{{ php_mysqlnd_chg_user_free_mem */
! 1827: static void
! 1828: php_mysqlnd_chg_user_free_mem(void *_packet, zend_bool stack_allocation TSRMLS_DC)
! 1829: {
! 1830: if (!stack_allocation) {
! 1831: mnd_pefree(_packet, ((MYSQLND_PACKET_CHG_USER_RESPONSE *)_packet)->header.persistent);
! 1832: }
! 1833: }
! 1834: /* }}} */
! 1835:
! 1836:
! 1837: /* {{{ packet_methods */
! 1838: static
! 1839: mysqlnd_packet_methods packet_methods[PROT_LAST] =
! 1840: {
! 1841: {
! 1842: sizeof(MYSQLND_PACKET_GREET),
! 1843: php_mysqlnd_greet_read,
! 1844: NULL, /* write */
! 1845: php_mysqlnd_greet_free_mem,
! 1846: }, /* PROT_GREET_PACKET */
! 1847: {
! 1848: sizeof(MYSQLND_PACKET_AUTH),
! 1849: NULL, /* read */
! 1850: php_mysqlnd_auth_write,
! 1851: php_mysqlnd_auth_free_mem,
! 1852: }, /* PROT_AUTH_PACKET */
! 1853: {
! 1854: sizeof(MYSQLND_PACKET_OK),
! 1855: php_mysqlnd_ok_read, /* read */
! 1856: NULL, /* write */
! 1857: php_mysqlnd_ok_free_mem,
! 1858: }, /* PROT_OK_PACKET */
! 1859: {
! 1860: sizeof(MYSQLND_PACKET_EOF),
! 1861: php_mysqlnd_eof_read, /* read */
! 1862: NULL, /* write */
! 1863: php_mysqlnd_eof_free_mem,
! 1864: }, /* PROT_EOF_PACKET */
! 1865: {
! 1866: sizeof(MYSQLND_PACKET_COMMAND),
! 1867: NULL, /* read */
! 1868: php_mysqlnd_cmd_write, /* write */
! 1869: php_mysqlnd_cmd_free_mem,
! 1870: }, /* PROT_CMD_PACKET */
! 1871: {
! 1872: sizeof(MYSQLND_PACKET_RSET_HEADER),
! 1873: php_mysqlnd_rset_header_read, /* read */
! 1874: NULL, /* write */
! 1875: php_mysqlnd_rset_header_free_mem,
! 1876: }, /* PROT_RSET_HEADER_PACKET */
! 1877: {
! 1878: sizeof(MYSQLND_PACKET_RES_FIELD),
! 1879: php_mysqlnd_rset_field_read, /* read */
! 1880: NULL, /* write */
! 1881: php_mysqlnd_rset_field_free_mem,
! 1882: }, /* PROT_RSET_FLD_PACKET */
! 1883: {
! 1884: sizeof(MYSQLND_PACKET_ROW),
! 1885: php_mysqlnd_rowp_read, /* read */
! 1886: NULL, /* write */
! 1887: php_mysqlnd_rowp_free_mem,
! 1888: }, /* PROT_ROW_PACKET */
! 1889: {
! 1890: sizeof(MYSQLND_PACKET_STATS),
! 1891: php_mysqlnd_stats_read, /* read */
! 1892: NULL, /* write */
! 1893: php_mysqlnd_stats_free_mem,
! 1894: }, /* PROT_STATS_PACKET */
! 1895: {
! 1896: sizeof(MYSQLND_PACKET_PREPARE_RESPONSE),
! 1897: php_mysqlnd_prepare_read, /* read */
! 1898: NULL, /* write */
! 1899: php_mysqlnd_prepare_free_mem,
! 1900: }, /* PROT_PREPARE_RESP_PACKET */
! 1901: {
! 1902: sizeof(MYSQLND_PACKET_CHG_USER_RESPONSE),
! 1903: php_mysqlnd_chg_user_read, /* read */
! 1904: NULL, /* write */
! 1905: php_mysqlnd_chg_user_free_mem,
! 1906: } /* PROT_CHG_USER_RESP_PACKET */
! 1907: };
! 1908: /* }}} */
! 1909:
! 1910:
! 1911: /* {{{ mysqlnd_protocol::get_greet_packet */
! 1912: static struct st_mysqlnd_packet_greet *
! 1913: MYSQLND_METHOD(mysqlnd_protocol, get_greet_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1914: {
! 1915: struct st_mysqlnd_packet_greet * packet = mnd_pecalloc(1, packet_methods[PROT_GREET_PACKET].struct_size, persistent);
! 1916: DBG_ENTER("mysqlnd_protocol::get_greet_packet");
! 1917: if (packet) {
! 1918: packet->header.m = &packet_methods[PROT_GREET_PACKET];
! 1919: packet->header.persistent = persistent;
! 1920: }
! 1921: DBG_RETURN(packet);
! 1922: }
! 1923: /* }}} */
! 1924:
! 1925:
! 1926: /* {{{ mysqlnd_protocol::get_auth_packet */
! 1927: static struct st_mysqlnd_packet_auth *
! 1928: MYSQLND_METHOD(mysqlnd_protocol, get_auth_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1929: {
! 1930: struct st_mysqlnd_packet_auth * packet = mnd_pecalloc(1, packet_methods[PROT_AUTH_PACKET].struct_size, persistent);
! 1931: DBG_ENTER("mysqlnd_protocol::get_auth_packet");
! 1932: if (packet) {
! 1933: packet->header.m = &packet_methods[PROT_AUTH_PACKET];
! 1934: packet->header.persistent = persistent;
! 1935: }
! 1936: DBG_RETURN(packet);
! 1937: }
! 1938: /* }}} */
! 1939:
! 1940:
! 1941: /* {{{ mysqlnd_protocol::get_ok_packet */
! 1942: static struct st_mysqlnd_packet_ok *
! 1943: MYSQLND_METHOD(mysqlnd_protocol, get_ok_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1944: {
! 1945: struct st_mysqlnd_packet_ok * packet = mnd_pecalloc(1, packet_methods[PROT_OK_PACKET].struct_size, persistent);
! 1946: DBG_ENTER("mysqlnd_protocol::get_ok_packet");
! 1947: if (packet) {
! 1948: packet->header.m = &packet_methods[PROT_OK_PACKET];
! 1949: packet->header.persistent = persistent;
! 1950: }
! 1951: DBG_RETURN(packet);
! 1952: }
! 1953: /* }}} */
! 1954:
! 1955:
! 1956: /* {{{ mysqlnd_protocol::get_eof_packet */
! 1957: static struct st_mysqlnd_packet_eof *
! 1958: MYSQLND_METHOD(mysqlnd_protocol, get_eof_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1959: {
! 1960: struct st_mysqlnd_packet_eof * packet = mnd_pecalloc(1, packet_methods[PROT_EOF_PACKET].struct_size, persistent);
! 1961: DBG_ENTER("mysqlnd_protocol::get_eof_packet");
! 1962: if (packet) {
! 1963: packet->header.m = &packet_methods[PROT_EOF_PACKET];
! 1964: packet->header.persistent = persistent;
! 1965: }
! 1966: DBG_RETURN(packet);
! 1967: }
! 1968: /* }}} */
! 1969:
! 1970:
! 1971: /* {{{ mysqlnd_protocol::get_command_packet */
! 1972: static struct st_mysqlnd_packet_command *
! 1973: MYSQLND_METHOD(mysqlnd_protocol, get_command_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1974: {
! 1975: struct st_mysqlnd_packet_command * packet = mnd_pecalloc(1, packet_methods[PROT_CMD_PACKET].struct_size, persistent);
! 1976: DBG_ENTER("mysqlnd_protocol::get_command_packet");
! 1977: if (packet) {
! 1978: packet->header.m = &packet_methods[PROT_CMD_PACKET];
! 1979: packet->header.persistent = persistent;
! 1980: }
! 1981: DBG_RETURN(packet);
! 1982: }
! 1983: /* }}} */
! 1984:
! 1985:
! 1986: /* {{{ mysqlnd_protocol::get_rset_packet */
! 1987: static struct st_mysqlnd_packet_rset_header *
! 1988: MYSQLND_METHOD(mysqlnd_protocol, get_rset_header_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 1989: {
! 1990: struct st_mysqlnd_packet_rset_header * packet = mnd_pecalloc(1, packet_methods[PROT_RSET_HEADER_PACKET].struct_size, persistent);
! 1991: DBG_ENTER("mysqlnd_protocol::get_rset_header_packet");
! 1992: if (packet) {
! 1993: packet->header.m = &packet_methods[PROT_RSET_HEADER_PACKET];
! 1994: packet->header.persistent = persistent;
! 1995: }
! 1996: DBG_RETURN(packet);
! 1997: }
! 1998: /* }}} */
! 1999:
! 2000:
! 2001: /* {{{ mysqlnd_protocol::get_result_field_packet */
! 2002: static struct st_mysqlnd_packet_res_field *
! 2003: MYSQLND_METHOD(mysqlnd_protocol, get_result_field_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 2004: {
! 2005: struct st_mysqlnd_packet_res_field * packet = mnd_pecalloc(1, packet_methods[PROT_RSET_FLD_PACKET].struct_size, persistent);
! 2006: DBG_ENTER("mysqlnd_protocol::get_result_field_packet");
! 2007: if (packet) {
! 2008: packet->header.m = &packet_methods[PROT_RSET_FLD_PACKET];
! 2009: packet->header.persistent = persistent;
! 2010: }
! 2011: DBG_RETURN(packet);
! 2012: }
! 2013: /* }}} */
! 2014:
! 2015:
! 2016: /* {{{ mysqlnd_protocol::get_row_packet */
! 2017: static struct st_mysqlnd_packet_row *
! 2018: MYSQLND_METHOD(mysqlnd_protocol, get_row_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 2019: {
! 2020: struct st_mysqlnd_packet_row * packet = mnd_pecalloc(1, packet_methods[PROT_ROW_PACKET].struct_size, persistent);
! 2021: DBG_ENTER("mysqlnd_protocol::get_row_packet");
! 2022: if (packet) {
! 2023: packet->header.m = &packet_methods[PROT_ROW_PACKET];
! 2024: packet->header.persistent = persistent;
! 2025: }
! 2026: DBG_RETURN(packet);
! 2027: }
! 2028: /* }}} */
! 2029:
! 2030:
! 2031: /* {{{ mysqlnd_protocol::get_stats_packet */
! 2032: static struct st_mysqlnd_packet_stats *
! 2033: MYSQLND_METHOD(mysqlnd_protocol, get_stats_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 2034: {
! 2035: struct st_mysqlnd_packet_stats * packet = mnd_pecalloc(1, packet_methods[PROT_STATS_PACKET].struct_size, persistent);
! 2036: DBG_ENTER("mysqlnd_protocol::get_stats_packet");
! 2037: if (packet) {
! 2038: packet->header.m = &packet_methods[PROT_STATS_PACKET];
! 2039: packet->header.persistent = persistent;
! 2040: }
! 2041: DBG_RETURN(packet);
! 2042: }
! 2043: /* }}} */
! 2044:
! 2045:
! 2046: /* {{{ mysqlnd_protocol::get_prepare_response_packet */
! 2047: static struct st_mysqlnd_packet_prepare_response *
! 2048: MYSQLND_METHOD(mysqlnd_protocol, get_prepare_response_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 2049: {
! 2050: struct st_mysqlnd_packet_prepare_response * packet = mnd_pecalloc(1, packet_methods[PROT_PREPARE_RESP_PACKET].struct_size, persistent);
! 2051: DBG_ENTER("mysqlnd_protocol::get_prepare_response_packet");
! 2052: if (packet) {
! 2053: packet->header.m = &packet_methods[PROT_PREPARE_RESP_PACKET];
! 2054: packet->header.persistent = persistent;
! 2055: }
! 2056: DBG_RETURN(packet);
! 2057: }
! 2058: /* }}} */
! 2059:
! 2060:
! 2061: /* {{{ mysqlnd_protocol::get_change_user_response_packet */
! 2062: static struct st_mysqlnd_packet_chg_user_resp*
! 2063: MYSQLND_METHOD(mysqlnd_protocol, get_change_user_response_packet)(MYSQLND_PROTOCOL * const protocol, zend_bool persistent TSRMLS_DC)
! 2064: {
! 2065: struct st_mysqlnd_packet_chg_user_resp * packet = mnd_pecalloc(1, packet_methods[PROT_CHG_USER_RESP_PACKET].struct_size, persistent);
! 2066: DBG_ENTER("mysqlnd_protocol::get_change_user_response_packet");
! 2067: if (packet) {
! 2068: packet->header.m = &packet_methods[PROT_CHG_USER_RESP_PACKET];
! 2069: packet->header.persistent = persistent;
! 2070: }
! 2071: DBG_RETURN(packet);
! 2072: }
! 2073: /* }}} */
! 2074:
! 2075:
! 2076: static
! 2077: MYSQLND_CLASS_METHODS_START(mysqlnd_protocol)
! 2078: MYSQLND_METHOD(mysqlnd_protocol, get_greet_packet),
! 2079: MYSQLND_METHOD(mysqlnd_protocol, get_auth_packet),
! 2080: MYSQLND_METHOD(mysqlnd_protocol, get_ok_packet),
! 2081: MYSQLND_METHOD(mysqlnd_protocol, get_command_packet),
! 2082: MYSQLND_METHOD(mysqlnd_protocol, get_eof_packet),
! 2083: MYSQLND_METHOD(mysqlnd_protocol, get_rset_header_packet),
! 2084: MYSQLND_METHOD(mysqlnd_protocol, get_result_field_packet),
! 2085: MYSQLND_METHOD(mysqlnd_protocol, get_row_packet),
! 2086: MYSQLND_METHOD(mysqlnd_protocol, get_stats_packet),
! 2087: MYSQLND_METHOD(mysqlnd_protocol, get_prepare_response_packet),
! 2088: MYSQLND_METHOD(mysqlnd_protocol, get_change_user_response_packet)
! 2089: MYSQLND_CLASS_METHODS_END;
! 2090:
! 2091:
! 2092: /* {{{ mysqlnd_protocol_init */
! 2093: PHPAPI MYSQLND_PROTOCOL *
! 2094: mysqlnd_protocol_init(zend_bool persistent TSRMLS_DC)
! 2095: {
! 2096: size_t alloc_size = sizeof(MYSQLND_PROTOCOL) + mysqlnd_plugin_count() * sizeof(void *);
! 2097: MYSQLND_PROTOCOL *ret = mnd_pecalloc(1, alloc_size, persistent);
! 2098:
! 2099: DBG_ENTER("mysqlnd_protocol_init");
! 2100: DBG_INF_FMT("persistent=%u", persistent);
! 2101: if (ret) {
! 2102: ret->persistent = persistent;
! 2103: ret->m = mysqlnd_mysqlnd_protocol_methods;
! 2104: }
! 2105:
! 2106: DBG_RETURN(ret);
! 2107: }
! 2108: /* }}} */
! 2109:
! 2110:
! 2111: /* {{{ mysqlnd_protocol_free */
! 2112: PHPAPI void
! 2113: mysqlnd_protocol_free(MYSQLND_PROTOCOL * const protocol TSRMLS_DC)
! 2114: {
! 2115: DBG_ENTER("mysqlnd_protocol_free");
! 2116:
! 2117: if (protocol) {
! 2118: zend_bool pers = protocol->persistent;
! 2119: mnd_pefree(protocol, pers);
! 2120: }
! 2121: DBG_VOID_RETURN;
! 2122: }
! 2123: /* }}} */
! 2124:
! 2125:
! 2126: /* {{{ _mysqlnd_plugin_get_plugin_protocol_data */
! 2127: PHPAPI void **
! 2128: _mysqlnd_plugin_get_plugin_protocol_data(const MYSQLND_PROTOCOL * protocol, unsigned int plugin_id TSRMLS_DC)
! 2129: {
! 2130: DBG_ENTER("_mysqlnd_plugin_get_plugin_protocol_data");
! 2131: DBG_INF_FMT("plugin_id=%u", plugin_id);
! 2132: if (!protocol || plugin_id >= mysqlnd_plugin_count()) {
! 2133: return NULL;
! 2134: }
! 2135: DBG_RETURN((void *)((char *)protocol + sizeof(MYSQLND_PROTOCOL) + plugin_id * sizeof(void *)));
! 2136: }
! 2137: /* }}} */
! 2138:
! 2139:
! 2140: /* {{{ mysqlnd_protocol_get_methods */
! 2141: PHPAPI struct st_mysqlnd_protocol_methods *
! 2142: mysqlnd_protocol_get_methods()
! 2143: {
! 2144: return &mysqlnd_mysqlnd_protocol_methods;
! 2145: }
! 2146: /* }}} */
! 2147:
! 2148:
! 2149: /*
! 2150: * Local variables:
! 2151: * tab-width: 4
! 2152: * c-basic-offset: 4
! 2153: * End:
! 2154: * vim600: noet sw=4 ts=4 fdm=marker
! 2155: * vim<600: noet sw=4 ts=4
! 2156: */
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