/*
* Process a regular file, adding it to the archive if appropriate.
*
* This function is intended for use when creating a cached overlay package.
* Only xml and .9.png files are processed and added to the package.
*
* If we're in "update" mode, and the file already exists in the archive,
* delete the existing entry before adding the new one.
*/
bool processOverlayFile(Bundle* bundle, ZipFile* zip,
String8 storageName, const sp<const AaptFile>& file)
{
const bool hasData = file->hasData();
storageName.convertToResPath();
ZipEntry* entry;
bool fromGzip = false;
status_t result;
if (strcasecmp(storageName.getPathExtension().string(), ".gz") == 0) {
fromGzip = true;
storageName = storageName.getBasePath();
}
if (bundle->getUpdate()) {
entry = zip->getEntryByName(storageName.string());
if (entry != NULL) {
/* file already exists in archive; there can be only one */
if (entry->getMarked()) {
fprintf(stderr,
"ERROR: '%s' exists twice (check for with & w/o '.gz'?)\n",
file->getPrintableSource().string());
return false;
}
zip->remove(entry);
}
}
if (hasData) {
const char* name = storageName.string();
if (endsWith(name, ".9.png") || endsWith(name, ".xml") || endsWith(name, ".arsc")) {
result = zip->add(file->getData(), file->getSize(), storageName.string(),
file->getCompressionMethod(), &entry);
if (result == NO_ERROR) {
if (bundle->getVerbose()) {
printf(" '%s'%s", storageName.string(), fromGzip ? " (from .gz)" : "");
if (entry->getCompressionMethod() == ZipEntry::kCompressStored) {
printf(" (not compressed)\n");
} else {
printf(" (compressed %d%%)\n", calcPercent(entry->getUncompressedLen(),
entry->getCompressedLen()));
}
}
entry->setMarked(true);
} else {
if (result == ALREADY_EXISTS) {
fprintf(stderr, " Unable to add '%s': file already in archive (try '-u'?)\n",
file->getPrintableSource().string());
} else {
fprintf(stderr, " Unable to add '%s': Zip add failed\n",
file->getPrintableSource().string());
}
return false;
}
}
}
return true;
}
ssize_t processJarFile(ZipFile* jar, ZipFile* out)
{
size_t N = jar->getNumEntries();
size_t count = 0;
for (size_t i=0; i<N; i++) {
ZipEntry* entry = jar->getEntryByIndex(i);
const char* storageName = entry->getFileName();
if (endsWith(storageName, ".class")) {
int compressionMethod = entry->getCompressionMethod();
size_t size = entry->getUncompressedLen();
const void* data = jar->uncompress(entry);
if (data == NULL) {
fprintf(stderr, "ERROR: unable to uncompress entry '%s'\n",
storageName);
return -1;
}
out->add(data, size, storageName, compressionMethod, NULL);
free((void*)data);
}
count++;
}
return count;
}
/*
* Process a regular file, adding it to the archive if appropriate.
*
* If we're in "update" mode, and the file already exists in the archive,
* delete the existing entry before adding the new one.
*/
bool processFile(Bundle* bundle, ZipFile* zip,
String8 storageName, const sp<const AaptFile>& file)
{
const bool hasData = file->hasData();
ZipEntry* entry;
bool fromGzip = false;
status_t result;
/*
* See if the filename ends in ".EXCLUDE". We can't use
* String8::getPathExtension() because the length of what it considers
* to be an extension is capped.
*
* The Asset Manager doesn't check for ".EXCLUDE" in Zip archives,
* so there's no value in adding them (and it makes life easier on
* the AssetManager lib if we don't).
*
* NOTE: this restriction has been removed. If you're in this code, you
* should clean this up, but I'm in here getting rid of Path Name, and I
* don't want to make other potentially breaking changes --joeo
*/
int fileNameLen = storageName.length();
int excludeExtensionLen = strlen(kExcludeExtension);
if (fileNameLen > excludeExtensionLen
&& (0 == strcmp(storageName.string() + (fileNameLen - excludeExtensionLen),
kExcludeExtension))) {
fprintf(stderr, "warning: '%s' not added to Zip\n", storageName.string());
return true;
}
if (strcasecmp(storageName.getPathExtension().string(), ".gz") == 0) {
fromGzip = true;
storageName = storageName.getBasePath();
}
if (bundle->getUpdate()) {
entry = zip->getEntryByName(storageName.string());
if (entry != NULL) {
/* file already exists in archive; there can be only one */
if (entry->getMarked()) {
fprintf(stderr,
"ERROR: '%s' exists twice (check for with & w/o '.gz'?)\n",
file->getPrintableSource().string());
return false;
}
if (!hasData) {
const String8& srcName = file->getSourceFile();
time_t fileModWhen;
fileModWhen = getFileModDate(srcName.string());
if (fileModWhen == (time_t) -1) { // file existence tested earlier,
return false; // not expecting an error here
}
if (fileModWhen > entry->getModWhen()) {
// mark as deleted so add() will succeed
if (bundle->getVerbose()) {
printf(" (removing old '%s')\n", storageName.string());
}
zip->remove(entry);
} else {
// version in archive is newer
if (bundle->getVerbose()) {
printf(" (not updating '%s')\n", storageName.string());
}
entry->setMarked(true);
return true;
}
} else {
// Generated files are always replaced.
zip->remove(entry);
}
}
}
//android_setMinPriority(NULL, ANDROID_LOG_VERBOSE);
if (fromGzip) {
result = zip->addGzip(file->getSourceFile().string(), storageName.string(), &entry);
} else if (!hasData) {
/* don't compress certain files, e.g. PNGs */
int compressionMethod = bundle->getCompressionMethod();
if (!okayToCompress(bundle, storageName)) {
compressionMethod = ZipEntry::kCompressStored;
}
result = zip->add(file->getSourceFile().string(), storageName.string(), compressionMethod,
&entry);
} else {
result = zip->add(file->getData(), file->getSize(), storageName.string(),
file->getCompressionMethod(), &entry);
}
if (result == NO_ERROR) {
if (bundle->getVerbose()) {
printf(" '%s'%s", storageName.string(), fromGzip ? " (from .gz)" : "");
if (entry->getCompressionMethod() == ZipEntry::kCompressStored) {
printf(" (not compressed)\n");
} else {
printf(" (compressed %d%%)\n", calcPercent(entry->getUncompressedLen(),
entry->getCompressedLen()));
}
}
entry->setMarked(true);
} else {
if (result == ALREADY_EXISTS) {
fprintf(stderr, " Unable to add '%s': file already in archive (try '-u'?)\n",
file->getPrintableSource().string());
} else {
fprintf(stderr, " Unable to add '%s': Zip add failed (%d)\n",
file->getPrintableSource().string(), result);
}
return false;
}
return true;
}
ssize_t
AaptAssets::slurpResourceZip(Bundle* bundle, const char* filename)
{
int count = 0;
SortedVector<AaptGroupEntry> entries;
ZipFile* zip = new ZipFile;
status_t err = zip->open(filename, ZipFile::kOpenReadOnly);
if (err != NO_ERROR) {
fprintf(stderr, "error opening zip file %s\n", filename);
count = err;
delete zip;
return -1;
}
const int N = zip->getNumEntries();
for (int i=0; i<N; i++) {
ZipEntry* entry = zip->getEntryByIndex(i);
if (entry->getDeleted()) {
continue;
}
String8 entryName(entry->getFileName());
String8 dirName = entryName.getPathDir();
sp<AaptDir> dir = dirName == "" ? this : makeDir(dirName);
String8 resType;
AaptGroupEntry kind;
String8 remain;
if (entryName.walkPath(&remain) == kResourceDir) {
// these are the resources, pull their type out of the directory name
kind.initFromDirName(remain.walkPath().string(), &resType);
} else {
// these are untyped and don't have an AaptGroupEntry
}
if (entries.indexOf(kind) < 0) {
entries.add(kind);
mGroupEntries.add(kind);
}
// use the one from the zip file if they both exist.
dir->removeFile(entryName.getPathLeaf());
sp<AaptFile> file = new AaptFile(entryName, kind, resType);
status_t err = dir->addLeafFile(entryName.getPathLeaf(), file);
if (err != NO_ERROR) {
fprintf(stderr, "err=%s entryName=%s\n", strerror(err), entryName.string());
count = err;
goto bail;
}
file->setCompressionMethod(entry->getCompressionMethod());
#if 0
if (entryName == "AndroidManifest.xml") {
printf("AndroidManifest.xml\n");
}
printf("\n\nfile: %s\n", entryName.string());
#endif
size_t len = entry->getUncompressedLen();
void* data = zip->uncompress(entry);
void* buf = file->editData(len);
memcpy(buf, data, len);
#if 0
const int OFF = 0;
const unsigned char* p = (unsigned char*)data;
const unsigned char* end = p+len;
p += OFF;
for (int i=0; i<32 && p < end; i++) {
printf("0x%03x ", i*0x10 + OFF);
for (int j=0; j<0x10 && p < end; j++) {
printf(" %02x", *p);
p++;
}
printf("\n");
}
#endif
free(data);
count++;
}
bail:
delete zip;
return count;
}
