зеркало из https://github.com/mozilla/gecko-dev.git
99 строки
2.9 KiB
C
99 строки
2.9 KiB
C
|
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||
|
|
/*
|
||
|
|
* The contents of this file are subject to the Netscape Public License
|
||
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
||
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
||
|
|
* http://www.mozilla.org/NPL/
|
||
|
|
*
|
||
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
||
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
||
|
|
* for the specific language governing rights and limitations under the
|
||
|
|
* NPL.
|
||
|
|
*
|
||
|
|
* The Initial Developer of this code under the NPL is Netscape
|
||
|
|
* Communications Corporation. Portions created by Netscape are
|
||
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
||
|
|
* Reserved.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Prototypes for "zip" file reader support
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef _NS_ZIP_H_
|
||
|
|
#define _NS_ZIP_H_
|
||
|
|
|
||
|
|
PR_BEGIN_EXTERN_C
|
||
|
|
|
||
|
|
#include <time.h>
|
||
|
|
#include "prtypes.h"
|
||
|
|
|
||
|
|
/* XXX: IMO, the following should go into NSPR */
|
||
|
|
#if defined(XP_PC) && !defined(_WIN32)
|
||
|
|
#include <malloc.h> /* needed for _halloc() */
|
||
|
|
#ifndef HUGEP
|
||
|
|
#define HUGEP __huge
|
||
|
|
#endif
|
||
|
|
#ifndef CHECK_SIZE_LIMIT
|
||
|
|
#define CHECK_SIZE_LIMIT(x) PR_ASSERT( (x) <= 0xFFFFL )
|
||
|
|
#endif
|
||
|
|
#else /* else for defined(XP_PC) && !defined(_WIN32) */
|
||
|
|
#ifndef HUGEP
|
||
|
|
#define HUGEP
|
||
|
|
#endif
|
||
|
|
#ifndef CHECK_SIZE_LIMIT
|
||
|
|
#define CHECK_SIZE_LIMIT(x) ((void)0)
|
||
|
|
#endif
|
||
|
|
#endif /* defined(XP_PC) && !defined(_WIN32) */
|
||
|
|
|
||
|
|
/* XXX: IMO, the following should go into NSPR */
|
||
|
|
#ifndef FD_ERROR1
|
||
|
|
#define FD_ERROR1 ((PRFileDesc*)-1)
|
||
|
|
#endif
|
||
|
|
#ifndef FD_ERROR2
|
||
|
|
#define FD_ERROR2 ((PRFileDesc*)-2)
|
||
|
|
#endif
|
||
|
|
#ifndef FD_IS_ERROR
|
||
|
|
#define FD_IS_ERROR(fd) ((fd) == NULL || fd == FD_ERROR1 || fd == FD_ERROR2)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Central directory entry
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
char *fn; /* file name */
|
||
|
|
PRUint32 len; /* file size */
|
||
|
|
PRUint32 size; /* file compressed size */
|
||
|
|
int method; /* Compression method */
|
||
|
|
int mod; /* file modification time */
|
||
|
|
long off; /* local file header offset */
|
||
|
|
} direl_t;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Zip file
|
||
|
|
*/
|
||
|
|
typedef struct {
|
||
|
|
char *fn; /* zip file name */
|
||
|
|
PRFileDesc *fd; /* zip file descriptor */
|
||
|
|
direl_t *dir; /* zip file directory */
|
||
|
|
PRUint32 nel; /* number of directory entries */
|
||
|
|
PRUint32 cenoff; /* Offset of central directory (CEN) */
|
||
|
|
PRUint32 endoff; /* Offset of end-of-central-directory record */
|
||
|
|
} ns_zip_t;
|
||
|
|
|
||
|
|
struct stat;
|
||
|
|
|
||
|
|
PR_PUBLIC_API(PRBool) ns_zip_lock(void);
|
||
|
|
PR_PUBLIC_API(void) ns_zip_unlock(void);
|
||
|
|
PR_PUBLIC_API(ns_zip_t *) ns_zip_open(const char *fn);
|
||
|
|
PR_PUBLIC_API(void) ns_zip_close(ns_zip_t *zip);
|
||
|
|
PR_PUBLIC_API(PRBool) ns_zip_stat(ns_zip_t *zip, const char *fn, struct stat *sbuf);
|
||
|
|
PR_PUBLIC_API(PRBool) ns_zip_get(ns_zip_t *zip, const char *fn, void *buf, PRInt32 len);
|
||
|
|
PR_PUBLIC_API(PRUint32) ns_zip_get_no_of_elements(ns_zip_t *zip, const char *fn_suffix);
|
||
|
|
PR_PUBLIC_API(PRUint32) ns_zip_list_files(ns_zip_t *zip, const char *fn_suffix, void HUGEP *buf, PRUint32 len);
|
||
|
|
|
||
|
|
PR_END_EXTERN_C
|
||
|
|
|
||
|
|
#endif /* !_NS_ZIP_H_ */
|