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Reactos
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485/* * 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. */
#pragma once
#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;}