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author | SVN Migration <svn@php.net> | 2006-10-15 21:09:28 +0000 |
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committer | SVN Migration <svn@php.net> | 2006-10-15 21:09:28 +0000 |
commit | 88ec761548b66f58acc1a86cdd0fc164ca925476 (patch) | |
tree | d0af978fa00d83bb1d82c613f66477fbd6bb18aa /ext/pdo_mysql/mysql_statement.c | |
parent | 268984b4787e797db6054313fc9ba3b9e845306e (diff) | |
download | php-git-88ec761548b66f58acc1a86cdd0fc164ca925476.tar.gz |
This commit was manufactured by cvs2svn to create branch 'PECL_OPENSSL'.PECL_OPENSSL
Diffstat (limited to 'ext/pdo_mysql/mysql_statement.c')
-rwxr-xr-x | ext/pdo_mysql/mysql_statement.c | 642 |
1 files changed, 0 insertions, 642 deletions
diff --git a/ext/pdo_mysql/mysql_statement.c b/ext/pdo_mysql/mysql_statement.c deleted file mode 100755 index 920702b3c9..0000000000 --- a/ext/pdo_mysql/mysql_statement.c +++ /dev/null @@ -1,642 +0,0 @@ -/* - +----------------------------------------------------------------------+ - | PHP Version 5 | - +----------------------------------------------------------------------+ - | Copyright (c) 1997-2006 The PHP Group | - +----------------------------------------------------------------------+ - | This source file is subject to version 3.01 of the PHP license, | - | that is bundled with this package in the file LICENSE, and is | - | available through the world-wide-web at the following url: | - | http://www.php.net/license/3_01.txt | - | If you did not receive a copy of the PHP license and are unable to | - | obtain it through the world-wide-web, please send a note to | - | license@php.net so we can mail you a copy immediately. | - +----------------------------------------------------------------------+ - | Author: George Schlossnagle <george@omniti.com> | - | Wez Furlong <wez@php.net> | - +----------------------------------------------------------------------+ -*/ - -/* $Id$ */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "php.h" -#include "php_ini.h" -#include "ext/standard/info.h" -#include "pdo/php_pdo.h" -#include "pdo/php_pdo_driver.h" -#include "php_pdo_mysql.h" -#include "php_pdo_mysql_int.h" - - -static int pdo_mysql_stmt_dtor(pdo_stmt_t *stmt TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - - if (S->result) { - /* free the resource */ - mysql_free_result(S->result); - S->result = NULL; - } - if (S->einfo.errmsg) { - pefree(S->einfo.errmsg, stmt->dbh->is_persistent); - S->einfo.errmsg = NULL; - } -#if HAVE_MYSQL_STMT_PREPARE - if (S->stmt) { - mysql_stmt_close(S->stmt); - S->stmt = NULL; - } - if (S->params) { - efree(S->params); - efree(S->in_null); - efree(S->in_length); - } - if (S->bound_result) - { - int i; - for (i = 0; i < stmt->column_count; i++) { - efree(S->bound_result[i].buffer); - } - - efree(S->bound_result); - efree(S->out_null); - efree(S->out_length); - } -#endif -#if HAVE_MYSQL_NEXT_RESULT - while (mysql_more_results(S->H->server)) { - MYSQL_RES *res; - if (mysql_next_result(S->H->server) != 0) { - break; - } - - res = mysql_store_result(S->H->server); - if (res) { - mysql_free_result(res); - } - } -#endif - efree(S); - return 1; -} - -static int pdo_mysql_stmt_execute(pdo_stmt_t *stmt TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - pdo_mysql_db_handle *H = S->H; - my_ulonglong row_count; -#if HAVE_MYSQL_STMT_PREPARE - int i; - - if (S->stmt) { - /* (re)bind the parameters */ - if (mysql_stmt_bind_param(S->stmt, S->params)) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - if (mysql_stmt_execute(S->stmt)) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - if (!S->result) { - /* figure out the result set format, if any */ - S->result = mysql_stmt_result_metadata(S->stmt); - if (S->result) { - int calc_max_length = H->buffered && S->max_length == 1; - - S->fields = mysql_fetch_fields(S->result); - - if (S->bound_result) { - int i; - for (i = 0; i < stmt->column_count; i++) { - efree(S->bound_result[i].buffer); - } - efree(S->bound_result); - efree(S->out_null); - efree(S->out_length); - } - - stmt->column_count = (int)mysql_num_fields(S->result); - S->bound_result = ecalloc(stmt->column_count, sizeof(MYSQL_BIND)); - S->out_null = ecalloc(stmt->column_count, sizeof(my_bool)); - S->out_length = ecalloc(stmt->column_count, sizeof(unsigned long)); - - /* summon memory to hold the row */ - for (i = 0; i < stmt->column_count; i++) { - if (calc_max_length && S->fields[i].type == FIELD_TYPE_BLOB) { - my_bool on = 1; - mysql_stmt_attr_set(S->stmt, STMT_ATTR_UPDATE_MAX_LENGTH, &on); - calc_max_length = 0; - } - switch (S->fields[i].type) { - case FIELD_TYPE_INT24: - S->bound_result[i].buffer_length = MAX_MEDIUMINT_WIDTH; - break; - case FIELD_TYPE_LONG: - S->bound_result[i].buffer_length = MAX_INT_WIDTH; - break; - case FIELD_TYPE_LONGLONG: - S->bound_result[i].buffer_length = MAX_BIGINT_WIDTH; - break; - case FIELD_TYPE_TINY: - S->bound_result[i].buffer_length = MAX_TINYINT_WIDTH; - break; - case FIELD_TYPE_SHORT: - S->bound_result[i].buffer_length = MAX_SMALLINT_WIDTH; - break; - default: - S->bound_result[i].buffer_length = - S->fields[i].max_length? S->fields[i].max_length: - S->fields[i].length; - /* work-around for longtext and alike */ - if (S->bound_result[i].buffer_length > H->max_buffer_size) { - S->bound_result[i].buffer_length = H->max_buffer_size; - } - } -#if 0 - printf("%d: max_length=%d length=%d buffer_length=%d type=%d\n", - i, - S->fields[i].max_length, - S->fields[i].length, - S->bound_result[i].buffer_length, - S->fields[i].type - ); -#endif - - /* there are cases where the length reported by mysql is too short. - * eg: when describing a table that contains an enum column. Since - * we have no way of knowing the true length either, we'll bump up - * our buffer size to a reasonable size, just in case */ - if (S->fields[i].max_length == 0 && S->bound_result[i].buffer_length < 128 && MYSQL_TYPE_VAR_STRING) { - S->bound_result[i].buffer_length = 128; - } - - S->out_length[i] = 0; - - S->bound_result[i].buffer = emalloc(S->bound_result[i].buffer_length); - S->bound_result[i].is_null = &S->out_null[i]; - S->bound_result[i].length = &S->out_length[i]; - S->bound_result[i].buffer_type = MYSQL_TYPE_STRING; - } - - if (mysql_stmt_bind_result(S->stmt, S->bound_result)) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - /* if buffered, pre-fetch all the data */ - if (H->buffered) { - mysql_stmt_store_result(S->stmt); - } - } - } - - row_count = mysql_stmt_affected_rows(S->stmt); - if (row_count != (my_ulonglong)-1) { - stmt->row_count = row_count; - } - return 1; - } -#endif - /* ensure that we free any previous unfetched results */ - if (S->result) { - mysql_free_result(S->result); - S->result = NULL; - } - - if (mysql_real_query(H->server, stmt->active_query_string, stmt->active_query_stringlen) != 0) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - row_count = mysql_affected_rows(H->server); - if (row_count == (my_ulonglong)-1) { - /* we either have a query that returned a result set or an error occured - lets see if we have access to a result set */ - if (!H->buffered) { - S->result = mysql_use_result(H->server); - } else { - S->result = mysql_store_result(H->server); - } - if (NULL == S->result) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - stmt->row_count = 0; - - if (!stmt->executed) { - stmt->column_count = (int) mysql_num_fields(S->result); - S->fields = mysql_fetch_fields(S->result); - } - } else { - /* this was a DML or DDL query (INSERT, UPDATE, DELETE, ... */ - stmt->row_count = row_count; - } - - return 1; -} - -static int pdo_mysql_stmt_next_rowset(pdo_stmt_t *stmt TSRMLS_DC) -{ -#if HAVE_MYSQL_NEXT_RESULT - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - pdo_mysql_db_handle *H = S->H; - my_ulonglong row_count; - int ret; - - /* ensure that we free any previous unfetched results */ -#if HAVE_MYSQL_STMT_PREPARE - if (S->stmt) { - mysql_stmt_free_result(S->stmt); - } -#endif - if (S->result) { - mysql_free_result(S->result); - S->result = NULL; - } - - ret = mysql_next_result(H->server); - - if (ret > 0) { - pdo_mysql_error_stmt(stmt); - return 0; - } else if (ret < 0) { - /* No more results */ - return 0; - } else { - if ((my_ulonglong)-1 == (row_count = mysql_affected_rows(H->server))) { - pdo_mysql_error_stmt(stmt); - return 0; - } - - if (!H->buffered) { - S->result = mysql_use_result(H->server); - } else { - S->result = mysql_store_result(H->server); - } - - if (NULL == S->result) { - return 0; - } - - stmt->row_count = row_count; - stmt->column_count = (int) mysql_num_fields(S->result); - S->fields = mysql_fetch_fields(S->result); - return 1; - } -#else - strcpy(stmt->error_code, "HYC00"); - return 0; -#endif -} - - -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) -{ -#if HAVE_MYSQL_STMT_PREPARE - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - MYSQL_BIND *b; - - if (S->stmt && param->is_param) { - switch (event_type) { - case PDO_PARAM_EVT_ALLOC: - /* sanity check parameter number range */ - if (param->paramno < 0 || param->paramno >= S->num_params) { - strcpy(stmt->error_code, "HY093"); - return 0; - } - b = &S->params[param->paramno]; - param->driver_data = b; - b->is_null = &S->in_null[param->paramno]; - b->length = &S->in_length[param->paramno]; - return 1; - - case PDO_PARAM_EVT_EXEC_PRE: - b = (MYSQL_BIND*)param->driver_data; - - *b->is_null = 0; - if (PDO_PARAM_TYPE(param->param_type) == PDO_PARAM_NULL || - Z_TYPE_P(param->parameter) == IS_NULL) { - *b->is_null = 1; - b->buffer_type = MYSQL_TYPE_STRING; - b->buffer = NULL; - b->buffer_length = 0; - *b->length = 0; - return 1; - } - - switch (PDO_PARAM_TYPE(param->param_type)) { - case PDO_PARAM_STMT: - return 0; - case PDO_PARAM_LOB: - if (Z_TYPE_P(param->parameter) == IS_RESOURCE) { - php_stream *stm; - php_stream_from_zval_no_verify(stm, ¶m->parameter); - if (stm) { - SEPARATE_ZVAL_IF_NOT_REF(¶m->parameter); - Z_TYPE_P(param->parameter) = IS_STRING; - Z_STRLEN_P(param->parameter) = php_stream_copy_to_mem(stm, - &Z_STRVAL_P(param->parameter), PHP_STREAM_COPY_ALL, 0); - } else { - pdo_raise_impl_error(stmt->dbh, stmt, "HY105", "Expected a stream resource" TSRMLS_CC); - return 0; - } - } - /* fall through */ - - default: - ; - } - - switch (Z_TYPE_P(param->parameter)) { - case IS_STRING: - b->buffer_type = MYSQL_TYPE_STRING; - b->buffer = Z_STRVAL_P(param->parameter); - b->buffer_length = Z_STRLEN_P(param->parameter); - *b->length = Z_STRLEN_P(param->parameter); - return 1; - - case IS_LONG: - b->buffer_type = MYSQL_TYPE_LONG; - b->buffer = &Z_LVAL_P(param->parameter); - return 1; - - case IS_DOUBLE: - b->buffer_type = MYSQL_TYPE_DOUBLE; - b->buffer = &Z_DVAL_P(param->parameter); - return 1; - - default: - return 0; - } - } - } -#endif - return 1; -} - -static int pdo_mysql_stmt_fetch(pdo_stmt_t *stmt, - enum pdo_fetch_orientation ori, long offset TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; -#if HAVE_MYSQL_STMT_PREPARE - int ret; - - if (S->stmt) { - ret = mysql_stmt_fetch(S->stmt); - -#ifdef MYSQL_DATA_TRUNCATED - if (ret == MYSQL_DATA_TRUNCATED) { - ret = 0; - } -#endif - - if (ret) { - if (ret != MYSQL_NO_DATA) { - pdo_mysql_error_stmt(stmt); - } - return 0; - } - - return 1; - } -#endif - - if (!S->result) { - return 0; - } - if ((S->current_data = mysql_fetch_row(S->result)) == NULL) { - if (mysql_errno(S->H->server)) { - pdo_mysql_error_stmt(stmt); - } - return 0; - } - S->current_lengths = mysql_fetch_lengths(S->result); - return 1; -} - -static int pdo_mysql_stmt_describe(pdo_stmt_t *stmt, int colno TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - struct pdo_column_data *cols = stmt->columns; - unsigned int i; - - if (!S->result) { - return 0; - } - - if (colno >= stmt->column_count) { - /* error invalid column */ - return 0; - } - - /* fetch all on demand, this seems easiest - ** if we've been here before bail out - */ - if (cols[0].name) { - return 1; - } - for (i=0; i < stmt->column_count; i++) { - int namelen; - namelen = strlen(S->fields[i].name); - cols[i].precision = S->fields[i].decimals; - cols[i].maxlen = S->fields[i].length; - cols[i].namelen = namelen; - cols[i].name = estrndup(S->fields[i].name, namelen); - cols[i].param_type = PDO_PARAM_STR; - } - return 1; -} - -static int pdo_mysql_stmt_get_col(pdo_stmt_t *stmt, int colno, char **ptr, unsigned long *len, int *caller_frees TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - -#if HAVE_MYSQL_STMT_PREPARE - if (!S->stmt) { -#endif - if (S->current_data == NULL || !S->result) { - return 0; - } -#if HAVE_MYSQL_STMT_PREPARE - } -#endif - if (colno >= stmt->column_count) { - /* error invalid column */ - return 0; - } -#if HAVE_MYSQL_STMT_PREPARE - if (S->stmt) { - if (S->out_null[colno]) { - *ptr = NULL; - *len = 0; - return 1; - } - *ptr = S->bound_result[colno].buffer; - if (S->out_length[colno] > S->bound_result[colno].buffer_length) { - /* mysql lied about the column width */ - strcpy(stmt->error_code, "01004"); /* truncated */ - S->out_length[colno] = S->bound_result[colno].buffer_length; - *len = S->out_length[colno]; - return 0; - } - *len = S->out_length[colno]; - return 1; - } -#endif - *ptr = S->current_data[colno]; - *len = S->current_lengths[colno]; - return 1; -} - -static char *type_to_name_native(int type) -{ -#define PDO_MYSQL_NATIVE_TYPE_NAME(x) case FIELD_TYPE_##x: return #x; - - switch (type) { - PDO_MYSQL_NATIVE_TYPE_NAME(STRING) - PDO_MYSQL_NATIVE_TYPE_NAME(VAR_STRING) -#ifdef MYSQL_HAS_TINY - PDO_MYSQL_NATIVE_TYPE_NAME(TINY) -#endif - PDO_MYSQL_NATIVE_TYPE_NAME(SHORT) - PDO_MYSQL_NATIVE_TYPE_NAME(LONG) - PDO_MYSQL_NATIVE_TYPE_NAME(LONGLONG) - PDO_MYSQL_NATIVE_TYPE_NAME(INT24) - PDO_MYSQL_NATIVE_TYPE_NAME(FLOAT) - PDO_MYSQL_NATIVE_TYPE_NAME(DOUBLE) - PDO_MYSQL_NATIVE_TYPE_NAME(DECIMAL) -#ifdef FIELD_TYPE_NEWDECIMAL - PDO_MYSQL_NATIVE_TYPE_NAME(NEWDECIMAL) -#endif -#ifdef FIELD_TYPE_GEOMETRY - PDO_MYSQL_NATIVE_TYPE_NAME(GEOMETRY) -#endif - PDO_MYSQL_NATIVE_TYPE_NAME(TIMESTAMP) -#ifdef MYSQL_HAS_YEAR - PDO_MYSQL_NATIVE_TYPE_NAME(YEAR) -#endif - PDO_MYSQL_NATIVE_TYPE_NAME(SET) - PDO_MYSQL_NATIVE_TYPE_NAME(ENUM) - PDO_MYSQL_NATIVE_TYPE_NAME(DATE) -#ifdef FIELD_TYPE_NEWDATE - PDO_MYSQL_NATIVE_TYPE_NAME(NEWDATE) -#endif - PDO_MYSQL_NATIVE_TYPE_NAME(TIME) - PDO_MYSQL_NATIVE_TYPE_NAME(DATETIME) - PDO_MYSQL_NATIVE_TYPE_NAME(TINY_BLOB) - PDO_MYSQL_NATIVE_TYPE_NAME(MEDIUM_BLOB) - PDO_MYSQL_NATIVE_TYPE_NAME(LONG_BLOB) - PDO_MYSQL_NATIVE_TYPE_NAME(BLOB) - PDO_MYSQL_NATIVE_TYPE_NAME(NULL) - default: - return NULL; - } -} - -static int pdo_mysql_stmt_col_meta(pdo_stmt_t *stmt, long colno, zval *return_value TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; - MYSQL_FIELD *F; - zval *flags; - char *str; - - if (!S->result) { - return FAILURE; - } - if (colno >= stmt->column_count) { - /* error invalid column */ - return FAILURE; - } - - array_init(return_value); - MAKE_STD_ZVAL(flags); - array_init(flags); - - F = S->fields + colno; - - if (F->def) { - add_assoc_string(return_value, "mysql:def", F->def, 1); - } - if (IS_NOT_NULL(F->flags)) { - add_next_index_string(flags, "not_null", 1); - } - if (IS_PRI_KEY(F->flags)) { - add_next_index_string(flags, "primary_key", 1); - } - if (F->flags & MULTIPLE_KEY_FLAG) { - add_next_index_string(flags, "multiple_key", 1); - } - if (F->flags & UNIQUE_KEY_FLAG) { - add_next_index_string(flags, "unique_key", 1); - } - if (IS_BLOB(F->flags)) { - add_next_index_string(flags, "blob", 1); - } - str = type_to_name_native(F->type); - if (str) { - add_assoc_string(return_value, "native_type", str, 1); - } - - add_assoc_zval(return_value, "flags", flags); - return SUCCESS; -} - -static int pdo_mysql_stmt_cursor_closer(pdo_stmt_t *stmt TSRMLS_DC) -{ - pdo_mysql_stmt *S = (pdo_mysql_stmt*)stmt->driver_data; -#if HAVE_MYSQL_STMT_PREPARE - if (S->stmt) { - int retval = mysql_stmt_free_result(S->stmt); - return retval ? 0 : 1; - } -#endif - if (S->result) { - mysql_free_result(S->result); - S->result = NULL; - } -#if HAVE_MYSQL_NEXT_RESULT - while (mysql_more_results(S->H->server)) { - MYSQL_RES *res; - if (mysql_next_result(S->H->server) != 0) { - break; - } - res = mysql_store_result(S->H->server); - if (res) { - mysql_free_result(res); - } - } -#endif - return 1; -} - -struct pdo_stmt_methods mysql_stmt_methods = { - pdo_mysql_stmt_dtor, - pdo_mysql_stmt_execute, - pdo_mysql_stmt_fetch, - pdo_mysql_stmt_describe, - pdo_mysql_stmt_get_col, - pdo_mysql_stmt_param_hook, - NULL, /* set_attr */ - NULL, /* get_attr */ - pdo_mysql_stmt_col_meta, - pdo_mysql_stmt_next_rowset, - pdo_mysql_stmt_cursor_closer -}; - -/* - * Local variables: - * tab-width: 4 - * c-basic-offset: 4 - * End: - * vim600: noet sw=4 ts=4 fdm=marker - * vim<600: noet sw=4 ts=4 - */ |