Annotation of embedaddon/php/ext/pdo_mysql/mysql_statement.c, revision 1.1
1.1 ! misho 1: /*
! 2: +----------------------------------------------------------------------+
! 3: | PHP Version 5 |
! 4: +----------------------------------------------------------------------+
! 5: | Copyright (c) 1997-2012 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: | Author: George Schlossnagle <george@omniti.com> |
! 16: | Wez Furlong <wez@php.net> |
! 17: | Johannes Schlueter <johannes@mysql.com> |
! 18: +----------------------------------------------------------------------+
! 19: */
! 20:
! 21: /* $Id: mysql_statement.c 321634 2012-01-01 13:15:04Z felipe $ */
! 22:
! 23: #ifdef HAVE_CONFIG_H
! 24: #include "config.h"
! 25: #endif
! 26:
! 27: #include "php.h"
! 28: #include "php_ini.h"
! 29: #include "ext/standard/info.h"
! 30: #include "pdo/php_pdo.h"
! 31: #include "pdo/php_pdo_driver.h"
! 32: #include "php_pdo_mysql.h"
! 33: #include "php_pdo_mysql_int.h"
! 34:
! 35: #ifdef PDO_USE_MYSQLND
! 36: # define pdo_mysql_stmt_execute_prepared(stmt) pdo_mysql_stmt_execute_prepared_mysqlnd(stmt TSRMLS_CC)
! 37: # define pdo_free_bound_result(res) zval_dtor(res.zv)
! 38: # define pdo_mysql_stmt_close(stmt) mysqlnd_stmt_close(stmt, 0)
! 39: #else
! 40: # define pdo_mysql_stmt_execute_prepared(stmt) pdo_mysql_stmt_execute_prepared_libmysql(stmt TSRMLS_CC)
! 41: # define pdo_free_bound_result(res) efree(res.buffer)
! 42: # define pdo_mysql_stmt_close(stmt) mysql_stmt_close(stmt)
! 43: #endif
! 44:
! 45:
! 46:
! 47: static int pdo_mysql_stmt_dtor(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 48: {
! 49: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 50:
! 51: PDO_DBG_ENTER("pdo_mysql_stmt_dtor");
! 52: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 53: if (S->result) {
! 54: /* free the resource */
! 55: mysql_free_result(S->result);
! 56: S->result = NULL;
! 57: }
! 58: if (S->einfo.errmsg) {
! 59: pefree(S->einfo.errmsg, stmt->dbh->is_persistent);
! 60: S->einfo.errmsg = NULL;
! 61: }
! 62: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 63: if (S->stmt) {
! 64: pdo_mysql_stmt_close(S->stmt);
! 65: S->stmt = NULL;
! 66: }
! 67: #endif /* HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND */
! 68:
! 69: #ifndef PDO_USE_MYSQLND
! 70: if (S->params) {
! 71: efree(S->params);
! 72: }
! 73: if (S->in_null) {
! 74: efree(S->in_null);
! 75: }
! 76: if (S->in_length) {
! 77: efree(S->in_length);
! 78: }
! 79:
! 80: #endif /* PDO_USE_MYSQLND */
! 81:
! 82: #ifdef HAVE_MYSQL_STMT_PREPARE
! 83: if (S->bound_result)
! 84: {
! 85: int i;
! 86: for (i = 0; i < stmt->column_count; i++) {
! 87: pdo_free_bound_result(S->bound_result[i]);
! 88: }
! 89:
! 90: efree(S->bound_result);
! 91: efree(S->out_null);
! 92: efree(S->out_length);
! 93: }
! 94: #endif /* HAVE_MYSQL_STMT_PREPARE */
! 95:
! 96:
! 97: #if HAVE_MYSQL_NEXT_RESULT || PDO_USE_MYSQLND
! 98: if (S->H->server) {
! 99: while (mysql_more_results(S->H->server)) {
! 100: MYSQL_RES *res;
! 101: if (mysql_next_result(S->H->server) != 0) {
! 102: break;
! 103: }
! 104:
! 105: res = mysql_store_result(S->H->server);
! 106: if (res) {
! 107: mysql_free_result(res);
! 108: }
! 109: }
! 110: }
! 111: #endif /* HAVE_MYSQL_NEXT_RESULT || PDO_USE_MYSQLND */
! 112: #if PDO_USE_MYSQLND
! 113: if (!S->stmt && S->current_data) {
! 114: mnd_free(S->current_data);
! 115: }
! 116: #endif /* PDO_USE_MYSQLND */
! 117:
! 118: efree(S);
! 119: PDO_DBG_RETURN(1);
! 120: }
! 121: /* }}} */
! 122:
! 123: static void pdo_mysql_stmt_set_row_count(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 124: {
! 125: long row_count;
! 126: pdo_mysql_stmt *S = stmt->driver_data;
! 127: row_count = (long) mysql_stmt_affected_rows(S->stmt);
! 128: if (row_count != (long)-1) {
! 129: stmt->row_count = row_count;
! 130: }
! 131: }
! 132: /* }}} */
! 133:
! 134: #ifdef HAVE_MYSQL_STMT_PREPARE
! 135: static int pdo_mysql_stmt_execute_prepared_libmysql(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 136: {
! 137: pdo_mysql_stmt *S = stmt->driver_data;
! 138: pdo_mysql_db_handle *H = S->H;
! 139:
! 140: PDO_DBG_ENTER("pdo_mysql_stmt_execute_prepared_libmysql");
! 141:
! 142: /* (re)bind the parameters */
! 143: if (mysql_stmt_bind_param(S->stmt, S->params) || mysql_stmt_execute(S->stmt)) {
! 144: if (S->params) {
! 145: memset(S->params, 0, S->num_params * sizeof(MYSQL_BIND));
! 146: }
! 147: pdo_mysql_error_stmt(stmt);
! 148: if (mysql_stmt_errno(S->stmt) == 2057) {
! 149: /* CR_NEW_STMT_METADATA makes the statement unusable */
! 150: S->stmt = NULL;
! 151: }
! 152: PDO_DBG_RETURN(0);
! 153: }
! 154:
! 155: if (!S->result) {
! 156: int i;
! 157:
! 158: /* figure out the result set format, if any */
! 159: S->result = mysql_stmt_result_metadata(S->stmt);
! 160: if (S->result) {
! 161: int calc_max_length = H->buffered && S->max_length == 1;
! 162: S->fields = mysql_fetch_fields(S->result);
! 163: if (S->bound_result) {
! 164: int i;
! 165: for (i = 0; i < stmt->column_count; i++) {
! 166: efree(S->bound_result[i].buffer);
! 167: }
! 168: efree(S->bound_result);
! 169: efree(S->out_null);
! 170: efree(S->out_length);
! 171: }
! 172:
! 173: stmt->column_count = (int)mysql_num_fields(S->result);
! 174: S->bound_result = ecalloc(stmt->column_count, sizeof(MYSQL_BIND));
! 175: S->out_null = ecalloc(stmt->column_count, sizeof(my_bool));
! 176: S->out_length = ecalloc(stmt->column_count, sizeof(unsigned long));
! 177:
! 178: /* summon memory to hold the row */
! 179: for (i = 0; i < stmt->column_count; i++) {
! 180: if (calc_max_length && S->fields[i].type == FIELD_TYPE_BLOB) {
! 181: my_bool on = 1;
! 182: mysql_stmt_attr_set(S->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &on);
! 183: calc_max_length = 0;
! 184: }
! 185: switch (S->fields[i].type) {
! 186: case FIELD_TYPE_INT24:
! 187: S->bound_result[i].buffer_length = MAX_MEDIUMINT_WIDTH + 1;
! 188: break;
! 189: case FIELD_TYPE_LONG:
! 190: S->bound_result[i].buffer_length = MAX_INT_WIDTH + 1;
! 191: break;
! 192: case FIELD_TYPE_LONGLONG:
! 193: S->bound_result[i].buffer_length = MAX_BIGINT_WIDTH + 1;
! 194: break;
! 195: case FIELD_TYPE_TINY:
! 196: S->bound_result[i].buffer_length = MAX_TINYINT_WIDTH + 1;
! 197: break;
! 198: case FIELD_TYPE_SHORT:
! 199: S->bound_result[i].buffer_length = MAX_SMALLINT_WIDTH + 1;
! 200: break;
! 201: default:
! 202: S->bound_result[i].buffer_length =
! 203: S->fields[i].max_length? S->fields[i].max_length:
! 204: S->fields[i].length;
! 205: /* work-around for longtext and alike */
! 206: if (S->bound_result[i].buffer_length > H->max_buffer_size) {
! 207: S->bound_result[i].buffer_length = H->max_buffer_size;
! 208: }
! 209: }
! 210:
! 211: /* there are cases where the length reported by mysql is too short.
! 212: * eg: when describing a table that contains an enum column. Since
! 213: * we have no way of knowing the true length either, we'll bump up
! 214: * our buffer size to a reasonable size, just in case */
! 215: if (S->fields[i].max_length == 0 && S->bound_result[i].buffer_length < 128 && MYSQL_TYPE_VAR_STRING) {
! 216: S->bound_result[i].buffer_length = 128;
! 217: }
! 218:
! 219: S->out_length[i] = 0;
! 220:
! 221: S->bound_result[i].buffer = emalloc(S->bound_result[i].buffer_length);
! 222: S->bound_result[i].is_null = &S->out_null[i];
! 223: S->bound_result[i].length = &S->out_length[i];
! 224: S->bound_result[i].buffer_type = MYSQL_TYPE_STRING;
! 225: }
! 226:
! 227: if (mysql_stmt_bind_result(S->stmt, S->bound_result)) {
! 228: pdo_mysql_error_stmt(stmt);
! 229: PDO_DBG_RETURN(0);
! 230: }
! 231:
! 232: /* if buffered, pre-fetch all the data */
! 233: if (H->buffered) {
! 234: mysql_stmt_store_result(S->stmt);
! 235: }
! 236: }
! 237: }
! 238:
! 239: pdo_mysql_stmt_set_row_count(stmt TSRMLS_CC);
! 240: PDO_DBG_RETURN(1);
! 241: }
! 242: /* }}} */
! 243: #endif
! 244:
! 245: #ifdef PDO_USE_MYSQLND
! 246: static int pdo_mysql_stmt_execute_prepared_mysqlnd(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 247: {
! 248: pdo_mysql_stmt *S = stmt->driver_data;
! 249: pdo_mysql_db_handle *H = S->H;
! 250: int i;
! 251:
! 252: PDO_DBG_ENTER("pdo_mysql_stmt_execute_prepared_mysqlnd");
! 253:
! 254: if (mysql_stmt_execute(S->stmt)) {
! 255: pdo_mysql_error_stmt(stmt);
! 256: PDO_DBG_RETURN(0);
! 257: }
! 258:
! 259: if (S->result) {
! 260: /* TODO: add a test to check if we really have zvals here... */
! 261: mysql_free_result(S->result);
! 262: S->result = NULL;
! 263: }
! 264:
! 265: /* for SHOW/DESCRIBE and others the column/field count is not available before execute */
! 266: stmt->column_count = mysql_stmt_field_count(S->stmt);
! 267: for (i = 0; i < stmt->column_count; i++) {
! 268: mysqlnd_stmt_bind_one_result(S->stmt, i);
! 269: }
! 270:
! 271: S->result = mysqlnd_stmt_result_metadata(S->stmt);
! 272: if (S->result) {
! 273: S->fields = mysql_fetch_fields(S->result);
! 274: /* if buffered, pre-fetch all the data */
! 275: if (H->buffered) {
! 276: if (mysql_stmt_store_result(S->stmt)) {
! 277: PDO_DBG_RETURN(0);
! 278: }
! 279: }
! 280: }
! 281:
! 282: pdo_mysql_stmt_set_row_count(stmt TSRMLS_CC);
! 283: PDO_DBG_RETURN(1);
! 284: }
! 285: /* }}} */
! 286: #endif
! 287:
! 288: static int pdo_mysql_stmt_execute(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 289: {
! 290: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 291: pdo_mysql_db_handle *H = S->H;
! 292: my_ulonglong row_count;
! 293: PDO_DBG_ENTER("pdo_mysql_stmt_execute");
! 294: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 295:
! 296: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 297: if (S->stmt) {
! 298: PDO_DBG_RETURN(pdo_mysql_stmt_execute_prepared(stmt));
! 299: }
! 300: #endif
! 301:
! 302: /* ensure that we free any previous unfetched results */
! 303: if (S->result) {
! 304: mysql_free_result(S->result);
! 305: S->result = NULL;
! 306: }
! 307:
! 308: if (mysql_real_query(H->server, stmt->active_query_string, stmt->active_query_stringlen) != 0) {
! 309: pdo_mysql_error_stmt(stmt);
! 310: PDO_DBG_RETURN(0);
! 311: }
! 312:
! 313: row_count = mysql_affected_rows(H->server);
! 314: if (row_count == (my_ulonglong)-1) {
! 315: /* we either have a query that returned a result set or an error occured
! 316: lets see if we have access to a result set */
! 317: if (!H->buffered) {
! 318: S->result = mysql_use_result(H->server);
! 319: } else {
! 320: S->result = mysql_store_result(H->server);
! 321: }
! 322: if (NULL == S->result) {
! 323: pdo_mysql_error_stmt(stmt);
! 324: PDO_DBG_RETURN(0);
! 325: }
! 326:
! 327: stmt->row_count = (long) mysql_num_rows(S->result);
! 328: stmt->column_count = (int) mysql_num_fields(S->result);
! 329: S->fields = mysql_fetch_fields(S->result);
! 330:
! 331: } else {
! 332: /* this was a DML or DDL query (INSERT, UPDATE, DELETE, ... */
! 333: stmt->row_count = (long) row_count;
! 334: }
! 335:
! 336: PDO_DBG_RETURN(1);
! 337: }
! 338: /* }}} */
! 339:
! 340: static int pdo_mysql_stmt_next_rowset(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 341: {
! 342: #if HAVE_MYSQL_NEXT_RESULT || PDO_USE_MYSQLND
! 343: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 344: pdo_mysql_db_handle *H = S->H;
! 345: long row_count;
! 346: int ret;
! 347: PDO_DBG_ENTER("pdo_mysql_stmt_next_rowset");
! 348: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 349:
! 350: #if PDO_USE_MYSQLND
! 351: if (!H->emulate_prepare) {
! 352: if (!mysqlnd_stmt_more_results(S->stmt)) {
! 353: PDO_DBG_RETURN(0);
! 354: }
! 355: if (mysqlnd_stmt_next_result(S->stmt)) {
! 356: PDO_DBG_RETURN(0);
! 357: }
! 358:
! 359: if (!mysqlnd_stmt_more_results(S->stmt)) {
! 360: /*
! 361: MySQL gives us n + 1 result sets for
! 362: CALL proc() and n result sets returned by the proc itself.
! 363: Result set n + 1 is about the procedure call itself.
! 364: As the PDO emulation does not return it, we skip it as well
! 365: */
! 366: PDO_DBG_RETURN(0);
! 367: }
! 368:
! 369: /* TODO - this code is stolen from execute() - see above */
! 370: if (S->result) {
! 371: mysql_free_result(S->result);
! 372: S->result = NULL;
! 373: }
! 374: {
! 375: /* for SHOW/DESCRIBE and others the column/field count is not available before execute */
! 376: int i;
! 377:
! 378: stmt->column_count = mysql_stmt_field_count(S->stmt);
! 379: for (i = 0; i < stmt->column_count; i++) {
! 380: mysqlnd_stmt_bind_one_result(S->stmt, i);
! 381: }
! 382: }
! 383:
! 384: S->result = mysqlnd_stmt_result_metadata(S->stmt);
! 385: if (S->result) {
! 386: S->fields = mysql_fetch_fields(S->result);
! 387:
! 388: /* if buffered, pre-fetch all the data */
! 389: if (H->buffered) {
! 390: if (mysql_stmt_store_result(S->stmt)) {
! 391: PDO_DBG_RETURN(1);
! 392: }
! 393: }
! 394: }
! 395: row_count = (long) mysql_stmt_affected_rows(S->stmt);
! 396: if (row_count != (long)-1) {
! 397: stmt->row_count = row_count;
! 398: }
! 399: PDO_DBG_RETURN(1);
! 400: }
! 401: #endif
! 402:
! 403: /* ensure that we free any previous unfetched results */
! 404: #if HAVE_MYSQL_STMT_PREPARE
! 405: if (S->stmt) {
! 406: stmt->column_count = (int)mysql_num_fields(S->result);
! 407: mysql_stmt_free_result(S->stmt);
! 408: }
! 409: #endif
! 410: if (S->result) {
! 411: mysql_free_result(S->result);
! 412: S->result = NULL;
! 413: }
! 414:
! 415: ret = mysql_next_result(H->server);
! 416:
! 417: if (ret > 0) {
! 418: pdo_mysql_error_stmt(stmt);
! 419: PDO_DBG_RETURN(0);
! 420: } else if (ret < 0) {
! 421: /* No more results */
! 422: PDO_DBG_RETURN(0);
! 423: } else {
! 424: if (!H->buffered) {
! 425: S->result = mysql_use_result(H->server);
! 426: row_count = 0;
! 427: } else {
! 428: S->result = mysql_store_result(H->server);
! 429: if ((long)-1 == (row_count = (long) mysql_affected_rows(H->server))) {
! 430: pdo_mysql_error_stmt(stmt);
! 431: PDO_DBG_RETURN(0);
! 432: }
! 433: }
! 434:
! 435: if (NULL == S->result) {
! 436: PDO_DBG_RETURN(0);
! 437: }
! 438:
! 439: stmt->row_count = row_count;
! 440: stmt->column_count = (int) mysql_num_fields(S->result);
! 441: S->fields = mysql_fetch_fields(S->result);
! 442: PDO_DBG_RETURN(1);
! 443: }
! 444: #else
! 445: strcpy(stmt->error_code, "HYC00");
! 446: PDO_DBG_RETURN(0);
! 447: #endif /* HAVE_MYSQL_STMT_PREPARE */
! 448: }
! 449: /* }}} */
! 450:
! 451:
! 452: static const char * const pdo_param_event_names[] =
! 453: {
! 454: "PDO_PARAM_EVT_ALLOC",
! 455: "PDO_PARAM_EVT_FREE",
! 456: "PDO_PARAM_EVT_EXEC_PRE",
! 457: "PDO_PARAM_EVT_EXEC_POST",
! 458: "PDO_PARAM_EVT_FETCH_PRE",
! 459: "PDO_PARAM_EVT_FETCH_POST",
! 460: "PDO_PARAM_EVT_NORMALIZE",
! 461: };
! 462:
! 463:
! 464: static int pdo_mysql_stmt_param_hook(pdo_stmt_t *stmt, struct pdo_bound_param_data *param, enum pdo_param_event event_type TSRMLS_DC) /* {{{ */
! 465: {
! 466: #ifndef PDO_USE_MYSQLND
! 467: PDO_MYSQL_PARAM_BIND *b;
! 468: #endif
! 469: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 470: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 471:
! 472: PDO_DBG_ENTER("pdo_mysql_stmt_param_hook");
! 473: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 474: PDO_DBG_INF_FMT("event = %s", pdo_param_event_names[event_type]);
! 475: if (S->stmt && param->is_param) {
! 476: switch (event_type) {
! 477: case PDO_PARAM_EVT_ALLOC:
! 478: /* sanity check parameter number range */
! 479: if (param->paramno < 0 || param->paramno >= S->num_params) {
! 480: strcpy(stmt->error_code, "HY093");
! 481: PDO_DBG_RETURN(0);
! 482: }
! 483: S->params_given++;
! 484:
! 485: #ifndef PDO_USE_MYSQLND
! 486: b = &S->params[param->paramno];
! 487: param->driver_data = b;
! 488: b->is_null = &S->in_null[param->paramno];
! 489: b->length = &S->in_length[param->paramno];
! 490: /* recall how many parameters have been provided */
! 491: #endif
! 492: PDO_DBG_RETURN(1);
! 493:
! 494: case PDO_PARAM_EVT_EXEC_PRE:
! 495: if (S->params_given < (unsigned int) S->num_params) {
! 496: /* too few parameter bound */
! 497: PDO_DBG_ERR("too few parameters bound");
! 498: strcpy(stmt->error_code, "HY093");
! 499: PDO_DBG_RETURN(0);
! 500: }
! 501:
! 502: #if PDO_USE_MYSQLND
! 503: if (PDO_PARAM_TYPE(param->param_type) == PDO_PARAM_NULL ||
! 504: Z_TYPE_P(param->parameter) == IS_NULL) {
! 505: mysqlnd_stmt_bind_one_param(S->stmt, param->paramno, param->parameter, MYSQL_TYPE_NULL);
! 506: PDO_DBG_RETURN(1);
! 507: }
! 508: #else
! 509: b = (PDO_MYSQL_PARAM_BIND*)param->driver_data;
! 510: *b->is_null = 0;
! 511: if (PDO_PARAM_TYPE(param->param_type) == PDO_PARAM_NULL ||
! 512: Z_TYPE_P(param->parameter) == IS_NULL) {
! 513: *b->is_null = 1;
! 514: b->buffer_type = MYSQL_TYPE_STRING;
! 515: b->buffer = NULL;
! 516: b->buffer_length = 0;
! 517: *b->length = 0;
! 518: PDO_DBG_RETURN(1);
! 519: }
! 520: #endif /* PDO_USE_MYSQLND */
! 521:
! 522: switch (PDO_PARAM_TYPE(param->param_type)) {
! 523: case PDO_PARAM_STMT:
! 524: PDO_DBG_RETURN(0);
! 525: case PDO_PARAM_LOB:
! 526: PDO_DBG_INF("PDO_PARAM_LOB");
! 527: if (Z_TYPE_P(param->parameter) == IS_RESOURCE) {
! 528: php_stream *stm;
! 529: php_stream_from_zval_no_verify(stm, ¶m->parameter);
! 530: if (stm) {
! 531: SEPARATE_ZVAL_IF_NOT_REF(¶m->parameter);
! 532: Z_TYPE_P(param->parameter) = IS_STRING;
! 533: Z_STRLEN_P(param->parameter) = php_stream_copy_to_mem(stm,
! 534: &Z_STRVAL_P(param->parameter), PHP_STREAM_COPY_ALL, 0);
! 535: } else {
! 536: pdo_raise_impl_error(stmt->dbh, stmt, "HY105", "Expected a stream resource" TSRMLS_CC);
! 537: return 0;
! 538: }
! 539: }
! 540: /* fall through */
! 541:
! 542: default:
! 543: ;
! 544: }
! 545:
! 546: #if PDO_USE_MYSQLND
! 547: /* Is it really correct to check the zval's type? - But well, that's what the old code below does, too */
! 548: PDO_DBG_INF_FMT("param->parameter->type=%d", Z_TYPE_P(param->parameter));
! 549: switch (Z_TYPE_P(param->parameter)) {
! 550: case IS_STRING:
! 551: mysqlnd_stmt_bind_one_param(S->stmt, param->paramno, param->parameter, MYSQL_TYPE_VAR_STRING);
! 552: break;
! 553: case IS_LONG:
! 554: #if SIZEOF_LONG==8
! 555: mysqlnd_stmt_bind_one_param(S->stmt, param->paramno, param->parameter, MYSQL_TYPE_LONGLONG);
! 556: #elif SIZEOF_LONG==4
! 557: mysqlnd_stmt_bind_one_param(S->stmt, param->paramno, param->parameter, MYSQL_TYPE_LONG);
! 558: #endif /* SIZEOF_LONG */
! 559: break;
! 560: case IS_DOUBLE:
! 561: mysqlnd_stmt_bind_one_param(S->stmt, param->paramno, param->parameter, MYSQL_TYPE_DOUBLE);
! 562: break;
! 563: default:
! 564: PDO_DBG_RETURN(0);
! 565: }
! 566:
! 567: PDO_DBG_RETURN(1);
! 568: #else
! 569: PDO_DBG_INF_FMT("param->parameter->type=%d", Z_TYPE_P(param->parameter));
! 570: switch (Z_TYPE_P(param->parameter)) {
! 571: case IS_STRING:
! 572: b->buffer_type = MYSQL_TYPE_STRING;
! 573: b->buffer = Z_STRVAL_P(param->parameter);
! 574: b->buffer_length = Z_STRLEN_P(param->parameter);
! 575: *b->length = Z_STRLEN_P(param->parameter);
! 576: PDO_DBG_RETURN(1);
! 577:
! 578: case IS_LONG:
! 579: b->buffer_type = MYSQL_TYPE_LONG;
! 580: b->buffer = &Z_LVAL_P(param->parameter);
! 581: PDO_DBG_RETURN(1);
! 582:
! 583: case IS_DOUBLE:
! 584: b->buffer_type = MYSQL_TYPE_DOUBLE;
! 585: b->buffer = &Z_DVAL_P(param->parameter);
! 586: PDO_DBG_RETURN(1);
! 587:
! 588: default:
! 589: PDO_DBG_RETURN(0);
! 590: }
! 591: #endif /* PDO_USE_MYSQLND */
! 592: case PDO_PARAM_EVT_FREE:
! 593: case PDO_PARAM_EVT_EXEC_POST:
! 594: case PDO_PARAM_EVT_FETCH_PRE:
! 595: case PDO_PARAM_EVT_FETCH_POST:
! 596: case PDO_PARAM_EVT_NORMALIZE:
! 597: /* do nothing */
! 598: break;
! 599: }
! 600: }
! 601: #endif /* HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND */
! 602: PDO_DBG_RETURN(1);
! 603: }
! 604: /* }}} */
! 605:
! 606: static int pdo_mysql_stmt_fetch(pdo_stmt_t *stmt, enum pdo_fetch_orientation ori, long offset TSRMLS_DC) /* {{{ */
! 607: {
! 608: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 609: #if PDO_USE_MYSQLND
! 610: zend_bool fetched_anything;
! 611:
! 612: PDO_DBG_ENTER("pdo_mysql_stmt_fetch");
! 613: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 614: if (S->stmt) {
! 615: if (FAIL == mysqlnd_stmt_fetch(S->stmt, &fetched_anything) || fetched_anything == FALSE) {
! 616: PDO_DBG_RETURN(0);
! 617: }
! 618:
! 619: PDO_DBG_RETURN(1);
! 620: }
! 621: #else
! 622: # if HAVE_MYSQL_STMT_PREPARE
! 623: int ret;
! 624:
! 625: if (S->stmt) {
! 626: ret = mysql_stmt_fetch(S->stmt);
! 627:
! 628: # ifdef MYSQL_DATA_TRUNCATED
! 629: if (ret == MYSQL_DATA_TRUNCATED) {
! 630: ret = 0;
! 631: }
! 632: # endif
! 633:
! 634: if (ret) {
! 635: if (ret != MYSQL_NO_DATA) {
! 636: pdo_mysql_error_stmt(stmt);
! 637: }
! 638: PDO_DBG_RETURN(0);
! 639: }
! 640:
! 641: PDO_DBG_RETURN(1);
! 642: }
! 643: # endif /* HAVE_MYSQL_STMT_PREPARE */
! 644: #endif /* PDO_USE_MYSQLND */
! 645:
! 646: if (!S->result) {
! 647: strcpy(stmt->error_code, "HY000");
! 648: PDO_DBG_RETURN(0);
! 649: }
! 650: #if PDO_USE_MYSQLND
! 651: if (!S->stmt && S->current_data) {
! 652: mnd_free(S->current_data);
! 653: }
! 654: #endif /* PDO_USE_MYSQLND */
! 655:
! 656: if ((S->current_data = mysql_fetch_row(S->result)) == NULL) {
! 657: #if PDO_USE_MYSQLND
! 658: if (S->result->unbuf && !S->result->unbuf->eof_reached && mysql_errno(S->H->server)) {
! 659: #else
! 660: if (!S->result->eof && mysql_errno(S->H->server)) {
! 661: #endif
! 662: pdo_mysql_error_stmt(stmt);
! 663: }
! 664: PDO_DBG_RETURN(0);
! 665: }
! 666:
! 667: S->current_lengths = mysql_fetch_lengths(S->result);
! 668: PDO_DBG_RETURN(1);
! 669: }
! 670: /* }}} */
! 671:
! 672: static int pdo_mysql_stmt_describe(pdo_stmt_t *stmt, int colno TSRMLS_DC) /* {{{ */
! 673: {
! 674: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 675: struct pdo_column_data *cols = stmt->columns;
! 676: int i;
! 677:
! 678: PDO_DBG_ENTER("pdo_mysql_stmt_describe");
! 679: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 680: if (!S->result) {
! 681: PDO_DBG_RETURN(0);
! 682: }
! 683:
! 684: if (colno >= stmt->column_count) {
! 685: /* error invalid column */
! 686: PDO_DBG_RETURN(0);
! 687: }
! 688:
! 689: /* fetch all on demand, this seems easiest
! 690: ** if we've been here before bail out
! 691: */
! 692: if (cols[0].name) {
! 693: PDO_DBG_RETURN(1);
! 694: }
! 695: for (i = 0; i < stmt->column_count; i++) {
! 696: int namelen;
! 697:
! 698: if (S->H->fetch_table_names) {
! 699: namelen = spprintf(&cols[i].name, 0, "%s.%s", S->fields[i].table, S->fields[i].name);
! 700: cols[i].namelen = namelen;
! 701: } else {
! 702: namelen = strlen(S->fields[i].name);
! 703: cols[i].namelen = namelen;
! 704: cols[i].name = estrndup(S->fields[i].name, namelen);
! 705: }
! 706:
! 707: cols[i].precision = S->fields[i].decimals;
! 708: cols[i].maxlen = S->fields[i].length;
! 709:
! 710: #ifdef PDO_USE_MYSQLND
! 711: if (S->stmt) {
! 712: cols[i].param_type = PDO_PARAM_ZVAL;
! 713: } else
! 714: #endif
! 715: {
! 716: cols[i].param_type = PDO_PARAM_STR;
! 717: }
! 718: }
! 719: PDO_DBG_RETURN(1);
! 720: }
! 721: /* }}} */
! 722:
! 723: static int pdo_mysql_stmt_get_col(pdo_stmt_t *stmt, int colno, char **ptr, unsigned long *len, int *caller_frees TSRMLS_DC) /* {{{ */
! 724: {
! 725: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 726:
! 727: PDO_DBG_ENTER("pdo_mysql_stmt_get_col");
! 728: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 729: if (!S->result) {
! 730: PDO_DBG_RETURN(0);
! 731: }
! 732:
! 733: /* With mysqlnd data is stored inside mysqlnd, not S->current_data */
! 734: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 735: if (!S->stmt) {
! 736: #endif
! 737: if (S->current_data == NULL || !S->result) {
! 738: PDO_DBG_RETURN(0);
! 739: }
! 740: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 741: }
! 742: #endif
! 743: if (colno >= stmt->column_count) {
! 744: /* error invalid column */
! 745: PDO_DBG_RETURN(0);
! 746: }
! 747: #if PDO_USE_MYSQLND
! 748: if (S->stmt) {
! 749: Z_ADDREF_P(S->stmt->data->result_bind[colno].zv);
! 750: *ptr = (char*)&S->stmt->data->result_bind[colno].zv;
! 751: *len = sizeof(zval);
! 752: PDO_DBG_RETURN(1);
! 753: }
! 754: #elif HAVE_MYSQL_STMT_PREPARE
! 755: if (S->stmt) {
! 756: if (S->out_null[colno]) {
! 757: *ptr = NULL;
! 758: *len = 0;
! 759: PDO_DBG_RETURN(1);
! 760: }
! 761: *ptr = S->bound_result[colno].buffer;
! 762: if (S->out_length[colno] > S->bound_result[colno].buffer_length) {
! 763: /* mysql lied about the column width */
! 764: strcpy(stmt->error_code, "01004"); /* truncated */
! 765: S->out_length[colno] = S->bound_result[colno].buffer_length;
! 766: *len = S->out_length[colno];
! 767: PDO_DBG_RETURN(0);
! 768: }
! 769: *len = S->out_length[colno];
! 770: PDO_DBG_RETURN(1);
! 771: }
! 772: #endif /* PDO_USE_MYSQLND else HAVE_MYSQL_STMT_PREPARE */
! 773: *ptr = S->current_data[colno];
! 774: *len = S->current_lengths[colno];
! 775: PDO_DBG_RETURN(1);
! 776: } /* }}} */
! 777:
! 778: static char *type_to_name_native(int type) /* {{{ */
! 779: {
! 780: #define PDO_MYSQL_NATIVE_TYPE_NAME(x) case FIELD_TYPE_##x: return #x;
! 781:
! 782: switch (type) {
! 783: PDO_MYSQL_NATIVE_TYPE_NAME(STRING)
! 784: PDO_MYSQL_NATIVE_TYPE_NAME(VAR_STRING)
! 785: #ifdef MYSQL_HAS_TINY
! 786: PDO_MYSQL_NATIVE_TYPE_NAME(TINY)
! 787: #endif
! 788: PDO_MYSQL_NATIVE_TYPE_NAME(SHORT)
! 789: PDO_MYSQL_NATIVE_TYPE_NAME(LONG)
! 790: PDO_MYSQL_NATIVE_TYPE_NAME(LONGLONG)
! 791: PDO_MYSQL_NATIVE_TYPE_NAME(INT24)
! 792: PDO_MYSQL_NATIVE_TYPE_NAME(FLOAT)
! 793: PDO_MYSQL_NATIVE_TYPE_NAME(DOUBLE)
! 794: PDO_MYSQL_NATIVE_TYPE_NAME(DECIMAL)
! 795: #ifdef FIELD_TYPE_NEWDECIMAL
! 796: PDO_MYSQL_NATIVE_TYPE_NAME(NEWDECIMAL)
! 797: #endif
! 798: #ifdef FIELD_TYPE_GEOMETRY
! 799: PDO_MYSQL_NATIVE_TYPE_NAME(GEOMETRY)
! 800: #endif
! 801: PDO_MYSQL_NATIVE_TYPE_NAME(TIMESTAMP)
! 802: #ifdef MYSQL_HAS_YEAR
! 803: PDO_MYSQL_NATIVE_TYPE_NAME(YEAR)
! 804: #endif
! 805: PDO_MYSQL_NATIVE_TYPE_NAME(SET)
! 806: PDO_MYSQL_NATIVE_TYPE_NAME(ENUM)
! 807: PDO_MYSQL_NATIVE_TYPE_NAME(DATE)
! 808: #ifdef FIELD_TYPE_NEWDATE
! 809: PDO_MYSQL_NATIVE_TYPE_NAME(NEWDATE)
! 810: #endif
! 811: PDO_MYSQL_NATIVE_TYPE_NAME(TIME)
! 812: PDO_MYSQL_NATIVE_TYPE_NAME(DATETIME)
! 813: PDO_MYSQL_NATIVE_TYPE_NAME(TINY_BLOB)
! 814: PDO_MYSQL_NATIVE_TYPE_NAME(MEDIUM_BLOB)
! 815: PDO_MYSQL_NATIVE_TYPE_NAME(LONG_BLOB)
! 816: PDO_MYSQL_NATIVE_TYPE_NAME(BLOB)
! 817: PDO_MYSQL_NATIVE_TYPE_NAME(NULL)
! 818: default:
! 819: return NULL;
! 820: }
! 821: #undef PDO_MYSQL_NATIVE_TYPE_NAME
! 822: } /* }}} */
! 823:
! 824: static int pdo_mysql_stmt_col_meta(pdo_stmt_t *stmt, long colno, zval *return_value TSRMLS_DC) /* {{{ */
! 825: {
! 826: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 827: const MYSQL_FIELD *F;
! 828: zval *flags;
! 829: char *str;
! 830:
! 831: PDO_DBG_ENTER("pdo_mysql_stmt_col_meta");
! 832: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 833: if (!S->result) {
! 834: PDO_DBG_RETURN(FAILURE);
! 835: }
! 836: if (colno >= stmt->column_count) {
! 837: /* error invalid column */
! 838: PDO_DBG_RETURN(FAILURE);
! 839: }
! 840:
! 841: array_init(return_value);
! 842: MAKE_STD_ZVAL(flags);
! 843: array_init(flags);
! 844:
! 845: F = S->fields + colno;
! 846:
! 847: if (F->def) {
! 848: add_assoc_string(return_value, "mysql:def", F->def, 1);
! 849: }
! 850: if (IS_NOT_NULL(F->flags)) {
! 851: add_next_index_string(flags, "not_null", 1);
! 852: }
! 853: if (IS_PRI_KEY(F->flags)) {
! 854: add_next_index_string(flags, "primary_key", 1);
! 855: }
! 856: if (F->flags & MULTIPLE_KEY_FLAG) {
! 857: add_next_index_string(flags, "multiple_key", 1);
! 858: }
! 859: if (F->flags & UNIQUE_KEY_FLAG) {
! 860: add_next_index_string(flags, "unique_key", 1);
! 861: }
! 862: if (IS_BLOB(F->flags)) {
! 863: add_next_index_string(flags, "blob", 1);
! 864: }
! 865: str = type_to_name_native(F->type);
! 866: if (str) {
! 867: add_assoc_string(return_value, "native_type", str, 1);
! 868: }
! 869:
! 870: #ifdef PDO_USE_MYSQLND
! 871: switch (F->type) {
! 872: case MYSQL_TYPE_BIT:
! 873: case MYSQL_TYPE_YEAR:
! 874: case MYSQL_TYPE_TINY:
! 875: case MYSQL_TYPE_SHORT:
! 876: case MYSQL_TYPE_INT24:
! 877: case MYSQL_TYPE_LONG:
! 878: #if SIZEOF_LONG==8
! 879: case MYSQL_TYPE_LONGLONG:
! 880: #endif
! 881: add_assoc_long(return_value, "pdo_type", PDO_PARAM_INT);
! 882: break;
! 883: default:
! 884: add_assoc_long(return_value, "pdo_type", PDO_PARAM_STR);
! 885: break;
! 886: }
! 887: #endif
! 888:
! 889: add_assoc_zval(return_value, "flags", flags);
! 890: add_assoc_string(return_value, "table",(char *) (F->table?F->table:""), 1);
! 891: PDO_DBG_RETURN(SUCCESS);
! 892: } /* }}} */
! 893:
! 894: static int pdo_mysql_stmt_cursor_closer(pdo_stmt_t *stmt TSRMLS_DC) /* {{{ */
! 895: {
! 896: pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data;
! 897:
! 898: PDO_DBG_ENTER("pdo_mysql_stmt_cursor_closer");
! 899: PDO_DBG_INF_FMT("stmt=%p", S->stmt);
! 900: if (S->result) {
! 901: mysql_free_result(S->result);
! 902: S->result = NULL;
! 903: }
! 904: #if HAVE_MYSQL_STMT_PREPARE || PDO_USE_MYSQLND
! 905: if (S->stmt) {
! 906: int retval;
! 907: retval = mysql_stmt_free_result(S->stmt);
! 908: PDO_DBG_RETURN(retval ? 0 : 1);
! 909: }
! 910: #endif
! 911:
! 912: #if HAVE_MYSQL_NEXT_RESULT || PDO_USE_MYSQLND
! 913: while (mysql_more_results(S->H->server)) {
! 914: MYSQL_RES *res;
! 915: if (mysql_next_result(S->H->server) != 0) {
! 916: break;
! 917: }
! 918: res = mysql_store_result(S->H->server);
! 919: if (res) {
! 920: mysql_free_result(res);
! 921: }
! 922: }
! 923: #endif
! 924: PDO_DBG_RETURN(1);
! 925: }
! 926: /* }}} */
! 927:
! 928: struct pdo_stmt_methods mysql_stmt_methods = {
! 929: pdo_mysql_stmt_dtor,
! 930: pdo_mysql_stmt_execute,
! 931: pdo_mysql_stmt_fetch,
! 932: pdo_mysql_stmt_describe,
! 933: pdo_mysql_stmt_get_col,
! 934: pdo_mysql_stmt_param_hook,
! 935: NULL, /* set_attr */
! 936: NULL, /* get_attr */
! 937: pdo_mysql_stmt_col_meta,
! 938: pdo_mysql_stmt_next_rowset,
! 939: pdo_mysql_stmt_cursor_closer
! 940: };
! 941:
! 942: /*
! 943: * Local variables:
! 944: * tab-width: 4
! 945: * c-basic-offset: 4
! 946: * End:
! 947: * vim600: noet sw=4 ts=4 fdm=marker
! 948: * vim<600: noet sw=4 ts=4
! 949: */
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