From ffb48f64fec674c6dd923eb8b1eb3f743e05a8ba Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:14 -0800 Subject: auto import from //depot/cupcake/@135843 --- minzip/Zip.h | 206 ----------------------------------------------------------- 1 file changed, 206 deletions(-) delete mode 100644 minzip/Zip.h (limited to 'minzip/Zip.h') diff --git a/minzip/Zip.h b/minzip/Zip.h deleted file mode 100644 index 1c1df2fae..000000000 --- a/minzip/Zip.h +++ /dev/null @@ -1,206 +0,0 @@ -/* - * Copyright 2006 The Android Open Source Project - * - * Simple Zip archive support. - */ -#ifndef _MINZIP_ZIP -#define _MINZIP_ZIP - -#include "inline_magic.h" - -#include -#include - -#include "Hash.h" -#include "SysUtil.h" - -/* - * One entry in the Zip archive. Treat this as opaque -- use accessors below. - * - * TODO: we're now keeping the pages mapped so we don't have to copy the - * filename. We can change the accessors to retrieve the various pieces - * directly from the source file instead of copying them out, for a very - * slight speed hit and a modest reduction in memory usage. - */ -typedef struct ZipEntry { - unsigned int fileNameLen; - const char* fileName; // not null-terminated - long offset; - long compLen; - long uncompLen; - int compression; - long modTime; - long crc32; - int versionMadeBy; - long externalFileAttributes; -} ZipEntry; - -/* - * One Zip archive. Treat as opaque. - */ -typedef struct ZipArchive { - int fd; - unsigned int numEntries; - ZipEntry* pEntries; - HashTable* pHash; // maps file name to ZipEntry - MemMapping map; -} ZipArchive; - -/* - * Represents a non-NUL-terminated string, - * which is how entry names are stored. - */ -typedef struct { - const char *str; - size_t len; -} UnterminatedString; - -/* - * Open a Zip archive. - * - * On success, returns 0 and populates "pArchive". Returns nonzero errno - * value on failure. - */ -int mzOpenZipArchive(const char* fileName, ZipArchive* pArchive); - -/* - * Close archive, releasing resources associated with it. - * - * Depending on the implementation this could unmap pages used by classes - * stored in a Jar. This should only be done after unloading classes. - */ -void mzCloseZipArchive(ZipArchive* pArchive); - - -/* - * Find an entry in the Zip archive, by name. - */ -const ZipEntry* mzFindZipEntry(const ZipArchive* pArchive, - const char* entryName); - -/* - * Get the number of entries in the Zip archive. - */ -INLINE unsigned int mzZipEntryCount(const ZipArchive* pArchive) { - return pArchive->numEntries; -} - -/* - * Get an entry by index. Returns NULL if the index is out-of-bounds. - */ -INLINE const ZipEntry* -mzGetZipEntryAt(const ZipArchive* pArchive, unsigned int index) -{ - if (index < pArchive->numEntries) { - return pArchive->pEntries + index; - } - return NULL; -} - -/* - * Get the index number of an entry in the archive. - */ -INLINE unsigned int -mzGetZipEntryIndex(const ZipArchive *pArchive, const ZipEntry *pEntry) { - return pEntry - pArchive->pEntries; -} - -/* - * Simple accessors. - */ -INLINE UnterminatedString mzGetZipEntryFileName(const ZipEntry* pEntry) { - UnterminatedString ret; - ret.str = pEntry->fileName; - ret.len = pEntry->fileNameLen; - return ret; -} -INLINE long mzGetZipEntryOffset(const ZipEntry* pEntry) { - return pEntry->offset; -} -INLINE long mzGetZipEntryUncompLen(const ZipEntry* pEntry) { - return pEntry->uncompLen; -} -INLINE long mzGetZipEntryModTime(const ZipEntry* pEntry) { - return pEntry->modTime; -} -INLINE long mzGetZipEntryCrc32(const ZipEntry* pEntry) { - return pEntry->crc32; -} -bool mzIsZipEntrySymlink(const ZipEntry* pEntry); - - -/* - * Type definition for the callback function used by - * mzProcessZipEntryContents(). - */ -typedef bool (*ProcessZipEntryContentsFunction)(const unsigned char *data, - int dataLen, void *cookie); - -/* - * Stream the uncompressed data through the supplied function, - * passing cookie to it each time it gets called. processFunction - * may be called more than once. - * - * If processFunction returns false, the operation is abandoned and - * mzProcessZipEntryContents() immediately returns false. - * - * This is useful for calculating the hash of an entry's uncompressed contents. - */ -bool mzProcessZipEntryContents(const ZipArchive *pArchive, - const ZipEntry *pEntry, ProcessZipEntryContentsFunction processFunction, - void *cookie); - -/* - * Read an entry into a buffer allocated by the caller. - */ -bool mzReadZipEntry(const ZipArchive* pArchive, const ZipEntry* pEntry, - char* buf, int bufLen); - -/* - * Check the CRC on this entry; return true if it is correct. - * May do other internal checks as well. - */ -bool mzIsZipEntryIntact(const ZipArchive *pArchive, const ZipEntry *pEntry); - -/* - * Inflate and write an entry to a file. - */ -bool mzExtractZipEntryToFile(const ZipArchive *pArchive, - const ZipEntry *pEntry, int fd); - -/* - * Inflate all entries under zipDir to the directory specified by - * targetDir, which must exist and be a writable directory. - * - * The immediate children of zipDir will become the immediate - * children of targetDir; e.g., if the archive contains the entries - * - * a/b/c/one - * a/b/c/two - * a/b/c/d/three - * - * and mzExtractRecursive(a, "a/b/c", "/tmp", ...) is called, the resulting - * files will be - * - * /tmp/one - * /tmp/two - * /tmp/d/three - * - * flags is zero or more of the following: - * - * MZ_EXTRACT_FILES_ONLY - only unpack files, not directories or symlinks - * MZ_EXTRACT_DRY_RUN - don't do anything, but do invoke the callback - * - * If timestamp is non-NULL, file timestamps will be set accordingly. - * - * If callback is non-NULL, it will be invoked with each unpacked file. - * - * Returns true on success, false on failure. - */ -enum { MZ_EXTRACT_FILES_ONLY = 1, MZ_EXTRACT_DRY_RUN = 2 }; -bool mzExtractRecursive(const ZipArchive *pArchive, - const char *zipDir, const char *targetDir, - int flags, const struct utimbuf *timestamp, - void (*callback)(const char *fn, void*), void *cookie); - -#endif /*_MINZIP_ZIP*/ -- cgit v1.2.3