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am 729503c2: am 848a2bc4: Merge "MinGW/Cygwin requires open() in O_BINARY mode." into gingerbread 

Merge commit '729503c280e0d5b2621a8b7a6c93dd20fe1f5d0f'

* commit '729503c280e0d5b2621a8b7a6c93dd20fe1f5d0f':
  MinGW/Cygwin requires open() in O_BINARY mode.
This commit is contained in:
Raphael Moll 2010-10-15 14:28:15 -07:00 committed by Android Git Automerger
parent c9ce8cbe3b 9f986a25fc
commit cc13ed145c
1 changed files with 37 additions and 20 deletions
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57
libs/utils/ZipFileRO.cpp
View File

@ -32,6 +32,22 @@
#include <assert.h>
#include <unistd.h>
#if HAVE_PRINTF_ZD
# define ZD "%zd"
# define ZD_TYPE ssize_t
#else
# define ZD "%ld"
# define ZD_TYPE long
#endif
/*
* We must open binary files using open(path, ... | O_BINARY) under Windows.
* Otherwise strange read errors will happen.
*/
#ifndef O_BINARY
# define O_BINARY 0
#endif
/*
* TEMP_FAILURE_RETRY is defined by some, but not all, versions of
* <unistd.h>. (Alas, it is not as standard as we'd hoped!) So, if it's
@ -124,7 +140,7 @@ status_t ZipFileRO::open(const char* zipFileName)
/*
* Open and map the specified file.
*/
fd = ::open(zipFileName, O_RDONLY);
fd = ::open(zipFileName, O_RDONLY | O_BINARY);
if (fd < 0) {
LOGW("Unable to open zip '%s': %s\n", zipFileName, strerror(errno));
return NAME_NOT_FOUND;
@ -172,8 +188,8 @@ bail:
*/
bool ZipFileRO::mapCentralDirectory(void)
{
size_t readAmount = kMaxEOCDSearch;
if (readAmount > (size_t) mFileLength)
ssize_t readAmount = kMaxEOCDSearch;
if (readAmount > (ssize_t) mFileLength)
readAmount = mFileLength;
unsigned char* scanBuf = (unsigned char*) malloc(readAmount);
@ -233,7 +249,8 @@ bool ZipFileRO::mapCentralDirectory(void)
}
actual = TEMP_FAILURE_RETRY(read(mFd, scanBuf, readAmount));
if (actual != (ssize_t) readAmount) {
LOGW("Zip: read %zd failed: %s\n", readAmount, strerror(errno));
LOGW("Zip: read " ZD ", expected " ZD ". Failed: %s\n",
(ZD_TYPE) actual, (ZD_TYPE) readAmount, strerror(errno));
free(scanBuf);
return false;
}
@ -292,8 +309,8 @@ bool ZipFileRO::mapCentralDirectory(void)
}
if (!mDirectoryMap->create(mFileName, mFd, dirOffset, dirSize, true)) {
LOGW("Unable to map '%s' (%zd to %zd): %s\n", mFileName,
dirOffset, dirOffset + dirSize, strerror(errno));
LOGW("Unable to map '%s' (" ZD " to " ZD "): %s\n", mFileName,
(ZD_TYPE) dirOffset, (ZD_TYPE) (dirOffset + dirSize), strerror(errno));
return false;
}
@ -350,8 +367,8 @@ bool ZipFileRO::parseZipArchive(void)
ptr += kCDELen + fileNameLen + extraLen + commentLen;
if ((size_t)(ptr - cdPtr) > cdLength) {
LOGW("bad CD advance (%d vs %zd) at entry %d\n",
(int) (ptr - cdPtr), cdLength, i);
LOGW("bad CD advance (%d vs " ZD ") at entry %d\n",
(int) (ptr - cdPtr), (ZD_TYPE) cdLength, i);
goto bail;
}
}
@ -556,8 +573,8 @@ bool ZipFileRO::getEntryInfo(ZipEntryRO entry, int* pMethod, size_t* pUncompLen,
if (get4LE(lfhBuf) != kLFHSignature) {
off_t actualOffset = lseek(mFd, 0, SEEK_CUR);
LOGW("didn't find signature at start of lfh; wanted: offset=%ld data=0x%08x; "
"got: offset=%zd data=0x%08lx\n",
localHdrOffset, kLFHSignature, (size_t)actualOffset, get4LE(lfhBuf));
"got: offset=" ZD " data=0x%08lx\n",
localHdrOffset, kLFHSignature, (ZD_TYPE) actualOffset, get4LE(lfhBuf));
return false;
}
}
@ -572,16 +589,16 @@ bool ZipFileRO::getEntryInfo(ZipEntryRO entry, int* pMethod, size_t* pUncompLen,
/* check lengths */
if ((off_t)(dataOffset + compLen) > cdOffset) {
LOGW("bad compressed length in zip (%ld + %zd > %ld)\n",
(long) dataOffset, compLen, (long) cdOffset);
LOGW("bad compressed length in zip (%ld + " ZD " > %ld)\n",
(long) dataOffset, (ZD_TYPE) compLen, (long) cdOffset);
return false;
}
if (method == kCompressStored &&
(off_t)(dataOffset + uncompLen) > cdOffset)
{
LOGE("ERROR: bad uncompressed length in zip (%ld + %zd > %ld)\n",
(long) dataOffset, uncompLen, (long) cdOffset);
LOGE("ERROR: bad uncompressed length in zip (%ld + " ZD " > %ld)\n",
(long) dataOffset, (ZD_TYPE) uncompLen, (long) cdOffset);
return false;
}
@ -732,8 +749,8 @@ bool ZipFileRO::uncompressEntry(ZipEntryRO entry, int fd) const
LOGE("Write failed: %s\n", strerror(errno));
goto unmap;
} else if ((size_t) actual != uncompLen) {
LOGE("Partial write during uncompress (%zd of %zd)\n",
(size_t)actual, (size_t)uncompLen);
LOGE("Partial write during uncompress (" ZD " of " ZD ")\n",
(ZD_TYPE) actual, (ZD_TYPE) uncompLen);
goto unmap;
} else {
LOGI("+++ successful write\n");
@ -802,8 +819,8 @@ bail:
/* paranoia */
if (zstream.total_out != uncompLen) {
LOGW("Size mismatch on inflated file (%ld vs %zd)\n",
zstream.total_out, uncompLen);
LOGW("Size mismatch on inflated file (%ld vs " ZD ")\n",
zstream.total_out, (ZD_TYPE) uncompLen);
goto z_bail;
}
@ -891,8 +908,8 @@ bail:
/* paranoia */
if (zstream.total_out != uncompLen) {
LOGW("Size mismatch on inflated file (%ld vs %zd)\n",
zstream.total_out, uncompLen);
LOGW("Size mismatch on inflated file (%ld vs " ZD ")\n",
zstream.total_out, (ZD_TYPE) uncompLen);
goto z_bail;
}