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-rw-r--r--ext/pdo/pdo_sql_parser.re201
1 files changed, 0 insertions, 201 deletions
diff --git a/ext/pdo/pdo_sql_parser.re b/ext/pdo/pdo_sql_parser.re
deleted file mode 100644
index 412f70ae06..0000000000
--- a/ext/pdo/pdo_sql_parser.re
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- +----------------------------------------------------------------------+
- | PHP Version 5 |
- +----------------------------------------------------------------------+
- | Copyright (c) 1997-2004 The PHP Group |
- +----------------------------------------------------------------------+
- | This source file is subject to version 3.0 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_0.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> |
- +----------------------------------------------------------------------+
-*/
-
-/* $Id$ */
-
-#include "php.h"
-#include "php_pdo_driver.h"
-
-#define PDO_PARSER_TEXT 1
-#define PDO_PARSER_BIND 2
-#define PDO_PARSER_BIND_POS 3
-#define PDO_PARSER_EOI 4
-
-#define RET(i) {s->cur = cursor; return i; }
-
-#define YYCTYPE char
-#define YYCURSOR cursor
-#define YYLIMIT s->lim
-#define YYMARKER s->ptr
-#define YYFILL(n)
-
-typedef struct Scanner {
- char *lim, *ptr, *cur, *tok;
-} Scanner;
-
-static int scan(Scanner *s)
-{
- char *cursor = s->cur;
- std:
- s->tok = cursor;
- /*!re2c
- BINDCHR = [:][a-zA-Z0-9_]+;
- QUESTION = [?];
- SPECIALS = [:?"'];
- ESCQQ = [\\]["];
- ESCQ = [\\]['];
- EOF = [\000];
- ANYNOEOF = [\001-\377];
- */
-
- /*!re2c
- (["] (ESCQQ|ANYNOEOF\[\\"])* ["]) { RET(PDO_PARSER_TEXT); }
- (['] (ESCQ|ANYNOEOF\[\\"])* [']) { RET(PDO_PARSER_TEXT); }
- BINDCHR { RET(PDO_PARSER_BIND); }
- QUESTION { RET(PDO_PARSER_BIND_POS); }
- SPECIALS { RET(PDO_PARSER_TEXT); }
- (ANYNOEOF\SPECIALS)+ { RET(PDO_PARSER_TEXT); }
- EOF { RET(PDO_PARSER_EOI); }
- */
-}
-
-int pdo_parse_params(pdo_stmt_t *stmt, char *inquery, int inquery_len, char **outquery,
- int *outquery_len TSRMLS_DC)
-{
- Scanner s;
- char *ptr;
- int t;
- int bindno = 0;
- int newbuffer_len;
- int padding;
- HashTable *params = stmt->bound_params;
- struct pdo_bound_param_data *param;
- /* allocate buffer for query with expanded binds, ptr is our writing pointer */
- newbuffer_len = inquery_len;
-
- /* calculate the possible padding factor due to quoting */
- if(stmt->dbh->max_escaped_char_length) {
- padding = stmt->dbh->max_escaped_char_length;
- } else {
- padding = 3;
- }
- if(params) {
- zend_hash_internal_pointer_reset(params);
- while (SUCCESS == zend_hash_get_current_data(params, (void**)&param)) {
- if(param->parameter) {
- convert_to_string(param->parameter);
- /* accomodate a string that needs to be fully quoted
- bind placeholders are at least 2 characters, so
- the accomodate their own "'s
- */
- newbuffer_len += padding * Z_STRLEN_P(param->parameter);
- }
- zend_hash_move_forward(params);
- }
- }
- *outquery = (char *) emalloc(newbuffer_len + 1);
- *outquery_len = 0;
-
- ptr = *outquery;
- s.cur = inquery;
- s.lim = inquery + inquery_len;
- while((t = scan(&s)) != PDO_PARSER_EOI) {
- if(t == PDO_PARSER_TEXT) {
- memcpy(ptr, s.tok, s.cur - s.tok);
- ptr += (s.cur - s.tok);
- *outquery_len += (s.cur - s.tok);
- }
- else if(t == PDO_PARSER_BIND) {
- if(!params) {
- /* error */
- efree(*outquery);
- *outquery = NULL;
- return (int) (s.cur - inquery);
- }
- /* lookup bind first via hash and then index */
- /* stupid keys need to be null-terminated, even though we know their length */
- if((SUCCESS == zend_hash_find(params, s.tok, s.cur-s.tok,(void **)&param))
- ||
- (SUCCESS == zend_hash_index_find(params, bindno, (void **)&param)))
- {
- char *quotedstr;
- int quotedstrlen;
- /* restore the in-string key, doesn't need null-termination here */
- /* currently everything is a string here */
-
- /* quote the bind value if necessary */
- if(stmt->dbh->methods->quoter(stmt->dbh, Z_STRVAL_P(param->parameter),
- Z_STRLEN_P(param->parameter), &quotedstr, &quotedstrlen TSRMLS_CC))
- {
- memcpy(ptr, quotedstr, quotedstrlen);
- ptr += quotedstrlen;
- *outquery_len += quotedstrlen;
- efree(quotedstr);
- } else {
- memcpy(ptr, Z_STRVAL_P(param->parameter), Z_STRLEN_P(param->parameter));
- ptr += Z_STRLEN_P(param->parameter);
- *outquery_len += (Z_STRLEN_P(param->parameter));
- }
- }
- else {
- /* error and cleanup */
- efree(*outquery);
- *outquery = NULL;
- return (int) (s.cur - inquery);
- }
- bindno++;
- }
- else if(t == PDO_PARSER_BIND_POS) {
- if(!params) {
- /* error */
- efree(*outquery);
- *outquery = NULL;
- return (int) (s.cur - inquery);
- }
- /* lookup bind by index */
- if(SUCCESS == zend_hash_index_find(params, bindno, (void **)&param))
- {
- char *quotedstr;
- int quotedstrlen;
- /* currently everything is a string here */
-
- /* quote the bind value if necessary */
- if(stmt->dbh->methods->quoter(stmt->dbh, Z_STRVAL_P(param->parameter),
- Z_STRLEN_P(param->parameter), &quotedstr, &quotedstrlen TSRMLS_CC))
- {
- memcpy(ptr, quotedstr, quotedstrlen);
- ptr += quotedstrlen;
- *outquery_len += quotedstrlen;
- efree(quotedstr);
- } else {
- memcpy(ptr, Z_STRVAL_P(param->parameter), Z_STRLEN_P(param->parameter));
- ptr += Z_STRLEN_P(param->parameter);
- *outquery_len += (Z_STRLEN_P(param->parameter));
- }
- }
- else {
- /* error and cleanup */
- efree(*outquery);
- *outquery = NULL;
- return (int) (s.cur - inquery);
- }
- bindno++;
- }
- }
- *ptr = '\0';
- return 0;
-}
-
-/*
- * Local variables:
- * tab-width: 4
- * c-basic-offset: 4
- * End:
- * vim600: noet sw=4 ts=4 fdm=marker ft=c
- * vim<600: noet sw=4 ts=4
- */
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