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-rw-r--r--include/utils/ZipFileCRO.h4
-rw-r--r--include/utils/ZipFileRO.h33
2 files changed, 27 insertions, 10 deletions
diff --git a/include/utils/ZipFileCRO.h b/include/utils/ZipFileCRO.h
index 30e0036..e38bf66 100644
--- a/include/utils/ZipFileCRO.h
+++ b/include/utils/ZipFileCRO.h
@@ -47,8 +47,8 @@ extern ZipEntryCRO ZipFileCRO_findEntryByName(ZipFileCRO zip,
const char* fileName);
extern bool ZipFileCRO_getEntryInfo(ZipFileCRO zip, ZipEntryCRO entry,
- int* pMethod, long* pUncompLen,
- long* pCompLen, off_t* pOffset, long* pModWhen, long* pCrc32);
+ int* pMethod, size_t* pUncompLen,
+ size_t* pCompLen, off_t* pOffset, long* pModWhen, long* pCrc32);
extern bool ZipFileCRO_uncompressEntry(ZipFileCRO zip, ZipEntryCRO entry, int fd);
diff --git a/include/utils/ZipFileRO.h b/include/utils/ZipFileRO.h
index 51c4f2f..97d31f4 100644
--- a/include/utils/ZipFileRO.h
+++ b/include/utils/ZipFileRO.h
@@ -58,14 +58,19 @@ typedef void* ZipEntryRO;
class ZipFileRO {
public:
ZipFileRO()
- : mFd(-1), mFileMap(NULL), mHashTableSize(-1), mHashTable(NULL)
+ : mFd(-1), mFileName(NULL), mFileLength(-1),
+ mDirectoryMap(NULL),
+ mNumEntries(-1), mDirectoryOffset(-1),
+ mHashTableSize(-1), mHashTable(NULL)
{}
~ZipFileRO() {
free(mHashTable);
- if (mFileMap)
- mFileMap->release();
+ if (mDirectoryMap)
+ mDirectoryMap->release();
if (mFd >= 0)
close(mFd);
+ if (mFileName)
+ free(mFileName);
}
/*
@@ -118,8 +123,8 @@ public:
* Returns "false" if "entry" is bogus or if the data in the Zip file
* appears to be bad.
*/
- bool getEntryInfo(ZipEntryRO entry, int* pMethod, long* pUncompLen,
- long* pCompLen, off_t* pOffset, long* pModWhen, long* pCrc32) const;
+ bool getEntryInfo(ZipEntryRO entry, int* pMethod, size_t* pUncompLen,
+ size_t* pCompLen, off_t* pOffset, long* pModWhen, long* pCrc32) const;
/*
* Create a new FileMap object that maps a subset of the archive. For
@@ -155,13 +160,13 @@ public:
* Utility function: uncompress deflated data, buffer to buffer.
*/
static bool inflateBuffer(void* outBuf, const void* inBuf,
- long uncompLen, long compLen);
+ size_t uncompLen, size_t compLen);
/*
* Utility function: uncompress deflated data, buffer to fd.
*/
static bool inflateBuffer(int fd, const void* inBuf,
- long uncompLen, long compLen);
+ size_t uncompLen, size_t compLen);
/*
* Some basic functions for raw data manipulation. "LE" means
@@ -179,6 +184,9 @@ private:
ZipFileRO(const ZipFileRO& src);
ZipFileRO& operator=(const ZipFileRO& src);
+ /* locate and parse the central directory */
+ bool mapCentralDirectory(void);
+
/* parse the archive, prepping internal structures */
bool parseZipArchive(void);
@@ -203,12 +211,21 @@ private:
/* open Zip archive */
int mFd;
+ /* zip file name */
+ char* mFileName;
+
+ /* length of file */
+ size_t mFileLength;
+
/* mapped file */
- FileMap* mFileMap;
+ FileMap* mDirectoryMap;
/* number of entries in the Zip archive */
int mNumEntries;
+ /* CD directory offset in the Zip archive */
+ off_t mDirectoryOffset;
+
/*
* We know how many entries are in the Zip archive, so we have a
* fixed-size hash table. We probe for an empty slot.