mirror of
https://github.com/reactos/wine.git
synced 2024-11-29 14:40:56 +00:00
83 lines
3.0 KiB
C
83 lines
3.0 KiB
C
/*
|
|
* Copyright 2008 Jacek Caban for CodeWeavers
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
|
|
*/
|
|
|
|
/*
|
|
* Code in this file is based on files:
|
|
* js/src/jsregexp.h
|
|
* js/src/jsregexp.c
|
|
* from Mozilla project, released under LGPL 2.1 or later.
|
|
*
|
|
* The Original Code is Mozilla Communicator client code, released
|
|
* March 31, 1998.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*/
|
|
|
|
#define REG_FOLD 0x01 /* fold uppercase to lowercase */
|
|
#define REG_GLOB 0x02 /* global exec, creates array of matches */
|
|
#define REG_MULTILINE 0x04 /* treat ^ and $ as begin and end of line */
|
|
#define REG_STICKY 0x08 /* only match starting at lastIndex */
|
|
|
|
typedef struct RECapture {
|
|
ptrdiff_t index; /* start of contents, -1 for empty */
|
|
size_t length; /* length of capture */
|
|
} RECapture;
|
|
|
|
typedef struct match_state_t {
|
|
const WCHAR *cp;
|
|
DWORD match_len;
|
|
|
|
DWORD paren_count;
|
|
RECapture parens[1];
|
|
} match_state_t;
|
|
|
|
typedef BYTE jsbytecode;
|
|
|
|
typedef struct regexp_t {
|
|
WORD flags; /* flags, see jsapi.h's REG_* defines */
|
|
size_t parenCount; /* number of parenthesized submatches */
|
|
size_t classCount; /* count [...] bitmaps */
|
|
struct RECharSet *classList; /* list of [...] bitmaps */
|
|
const WCHAR *source; /* locked source string, sans // */
|
|
DWORD source_len;
|
|
jsbytecode program[1]; /* regular expression bytecode */
|
|
} regexp_t;
|
|
|
|
regexp_t* regexp_new(void*, heap_pool_t*, const WCHAR*, DWORD, WORD, BOOL) DECLSPEC_HIDDEN;
|
|
void regexp_destroy(regexp_t*) DECLSPEC_HIDDEN;
|
|
HRESULT regexp_execute(regexp_t*, void*, heap_pool_t*, const WCHAR*,
|
|
DWORD, match_state_t*) DECLSPEC_HIDDEN;
|
|
HRESULT regexp_set_flags(regexp_t**, void*, heap_pool_t*, WORD) DECLSPEC_HIDDEN;
|
|
|
|
static inline match_state_t* alloc_match_state(regexp_t *regexp,
|
|
heap_pool_t *pool, const WCHAR *pos)
|
|
{
|
|
size_t size = offsetof(match_state_t, parens) + regexp->parenCount*sizeof(RECapture);
|
|
match_state_t *ret;
|
|
|
|
ret = pool ? heap_pool_alloc(pool, size) : heap_alloc(size);
|
|
if(!ret)
|
|
return NULL;
|
|
|
|
ret->cp = pos;
|
|
return ret;
|
|
}
|