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//
// Copyright 2006 The Android Open Source Project
//
#include "AaptAssets.h"
#include "AaptConfig.h"
#include "AaptUtil.h"
#include "Main.h"
#include "ResourceFilter.h"
#include <utils/misc.h>
#include <utils/SortedVector.h>
#include <ctype.h>
#include <dirent.h>
#include <errno.h>
static const char* kAssetDir = "assets";
static const char* kResourceDir = "res";
static const char* kValuesDir = "values";
static const char* kMipmapDir = "mipmap";
static const char* kInvalidChars = "/\\:";
static const size_t kMaxAssetFileName = 100;
static const String8 kResString(kResourceDir);
/*
* Names of asset files must meet the following criteria:
*
* - the filename length must be less than kMaxAssetFileName bytes long
* (and can't be empty)
* - all characters must be 7-bit printable ASCII
* - none of { '/' '\\' ':' }
*
* Pass in just the filename, not the full path.
*/
static bool validateFileName(const char* fileName)
{
const char* cp = fileName;
size_t len = 0;
while (*cp != '\0') {
if ((*cp & 0x80) != 0)
return false; // reject high ASCII
if (*cp < 0x20 || *cp >= 0x7f)
return false; // reject control chars and 0x7f
if (strchr(kInvalidChars, *cp) != NULL)
return false; // reject path sep chars
cp++;
len++;
}
if (len < 1 || len > kMaxAssetFileName)
return false; // reject empty or too long
return true;
}
// The default to use if no other ignore pattern is defined.
const char * const gDefaultIgnoreAssets =
"!.svn:!.git:!.ds_store:!*.scc:.*:<dir>_*:!CVS:!thumbs.db:!picasa.ini:!*~";
// The ignore pattern that can be passed via --ignore-assets in Main.cpp
const char * gUserIgnoreAssets = NULL;
static bool isHidden(const char *root, const char *path)
{
// Patterns syntax:
// - Delimiter is :
// - Entry can start with the flag ! to avoid printing a warning
// about the file being ignored.
// - Entry can have the flag "<dir>" to match only directories
// or <file> to match only files. Default is to match both.
// - Entry can be a simplified glob "<prefix>*" or "*<suffix>"
// where prefix/suffix must have at least 1 character (so that
// we don't match a '*' catch-all pattern.)
// - The special filenames "." and ".." are always ignored.
// - Otherwise the full string is matched.
// - match is not case-sensitive.
if (strcmp(path, ".") == 0 || strcmp(path, "..") == 0) {
return true;
}
const char *delim = ":";
const char *p = gUserIgnoreAssets;
if (!p || !p[0]) {
p = getenv("ANDROID_AAPT_IGNORE");
}
if (!p || !p[0]) {
p = gDefaultIgnoreAssets;
}
char *patterns = strdup(p);
bool ignore = false;
bool chatty = true;
char *matchedPattern = NULL;
String8 fullPath(root);
fullPath.appendPath(path);
FileType type = getFileType(fullPath);
int plen = strlen(path);
// Note: we don't have strtok_r under mingw.
for(char *token = strtok(patterns, delim);
!ignore && token != NULL;
token = strtok(NULL, delim)) {
chatty = token[0] != '!';
if (!chatty) token++; // skip !
if (strncasecmp(token, "<dir>" , 5) == 0) {
if (type != kFileTypeDirectory) continue;
token += 5;
}
if (strncasecmp(token, "<file>", 6) == 0) {
if (type != kFileTypeRegular) continue;
token += 6;
}
matchedPattern = token;
int n = strlen(token);
if (token[0] == '*') {
// Match *suffix
token++;
n--;
if (n <= plen) {
ignore = strncasecmp(token, path + plen - n, n) == 0;
}
} else if (n > 1 && token[n - 1] == '*') {
// Match prefix*
ignore = strncasecmp(token, path, n - 1) == 0;
} else {
ignore = strcasecmp(token, path) == 0;
}
}
if (ignore && chatty) {
fprintf(stderr, " (skipping %s '%s' due to ANDROID_AAPT_IGNORE pattern '%s')\n",
type == kFileTypeDirectory ? "dir" : "file",
path,
matchedPattern ? matchedPattern : "");
}
free(patterns);
return ignore;
}
// =========================================================================
// =========================================================================
// =========================================================================
/* static */
inline bool isAlpha(const String8& string) {
const size_t length = string.length();
for (size_t i = 0; i < length; ++i) {
if (!isalpha(string[i])) {
return false;
}
}
return true;
}
/* static */
inline bool isNumber(const String8& string) {
const size_t length = string.length();
for (size_t i = 0; i < length; ++i) {
if (!isdigit(string[i])) {
return false;
}
}
return true;
}
void AaptLocaleValue::setLanguage(const char* languageChars) {
size_t i = 0;
while ((*languageChars) != '\0' && i < sizeof(language)/sizeof(language[0])) {
language[i++] = tolower(*languageChars);
languageChars++;
}
}
void AaptLocaleValue::setRegion(const char* regionChars) {
size_t i = 0;
while ((*regionChars) != '\0' && i < sizeof(region)/sizeof(region[0])) {
region[i++] = toupper(*regionChars);
regionChars++;
}
}
void AaptLocaleValue::setScript(const char* scriptChars) {
size_t i = 0;
while ((*scriptChars) != '\0' && i < sizeof(script)/sizeof(script[0])) {
if (i == 0) {
script[i++] = toupper(*scriptChars);
} else {
script[i++] = tolower(*scriptChars);
}
scriptChars++;
}
}
void AaptLocaleValue::setVariant(const char* variantChars) {
size_t i = 0;
while ((*variantChars) != '\0' && i < sizeof(variant)/sizeof(variant[0])) {
variant[i++] = *variantChars;
variantChars++;
}
}
bool AaptLocaleValue::initFromFilterString(const String8& str) {
// A locale (as specified in the filter) is an underscore separated name such
// as "en_US", "en_Latn_US", or "en_US_POSIX".
Vector<String8> parts = AaptUtil::splitAndLowerCase(str, '_');
const int numTags = parts.size();
bool valid = false;
if (numTags >= 1) {
const String8& lang = parts[0];
if (isAlpha(lang) && (lang.length() == 2 || lang.length() == 3)) {
setLanguage(lang.string());
valid = true;
}
}
if (!valid || numTags == 1) {
return valid;
}
// At this point, valid == true && numTags > 1.
const String8& part2 = parts[1];
if ((part2.length() == 2 && isAlpha(part2)) ||
(part2.length() == 3 && isNumber(part2))) {
setRegion(part2.string());
} else if (part2.length() == 4 && isAlpha(part2)) {
setScript(part2.string());
} else if (part2.length() >= 4 && part2.length() <= 8) {
setVariant(part2.string());
} else {
valid = false;
}
if (!valid || numTags == 2) {
return valid;
}
// At this point, valid == true && numTags > 1.
const String8& part3 = parts[2];
if (((part3.length() == 2 && isAlpha(part3)) ||
(part3.length() == 3 && isNumber(part3))) && script[0]) {
setRegion(part3.string());
} else if (part3.length() >= 4 && part3.length() <= 8) {
setVariant(part3.string());
} else {
valid = false;
}
if (!valid || numTags == 3) {
return valid;
}
const String8& part4 = parts[3];
if (part4.length() >= 4 && part4.length() <= 8) {
setVariant(part4.string());
} else {
valid = false;
}
if (!valid || numTags > 4) {
return false;
}
return true;
}
int AaptLocaleValue::initFromDirName(const Vector<String8>& parts, const int startIndex) {
const int size = parts.size();
int currentIndex = startIndex;
String8 part = parts[currentIndex];
if (part[0] == 'b' && part[1] == '+') {
// This is a "modified" BCP 47 language tag. Same semantics as BCP 47 tags,
// except that the separator is "+" and not "-".
Vector<String8> subtags = AaptUtil::splitAndLowerCase(part, '+');
subtags.removeItemsAt(0);
if (subtags.size() == 1) {
setLanguage(subtags[0]);
} else if (subtags.size() == 2) {
setLanguage(subtags[0]);
// The second tag can either be a region, a variant or a script.
switch (subtags[1].size()) {
case 2:
case 3:
setRegion(subtags[1]);
break;
case 4:
if (isAlpha(subtags[1])) {
setScript(subtags[1]);
break;
}
// This is not alphabetical, so we fall through to variant
case 5:
case 6:
case 7:
case 8:
setVariant(subtags[1]);
break;
default:
fprintf(stderr, "ERROR: Invalid BCP 47 tag in directory name %s\n",
part.string());
return -1;
}
} else if (subtags.size() == 3) {
// The language is always the first subtag.
setLanguage(subtags[0]);
// The second subtag can either be a script or a region code.
// If its size is 4, it's a script code, else it's a region code.
bool hasRegion = false;
if (subtags[1].size() == 4) {
setScript(subtags[1]);
} else if (subtags[1].size() == 2 || subtags[1].size() == 3) {
setRegion(subtags[1]);
hasRegion = true;
} else {
fprintf(stderr, "ERROR: Invalid BCP 47 tag in directory name %s\n", part.string());
return -1;
}
// The third tag can either be a region code (if the second tag was
// a script), else a variant code.
if (subtags[2].size() >= 4) {
setVariant(subtags[2]);
} else {
setRegion(subtags[2]);
}
} else if (subtags.size() == 4) {
setLanguage(subtags[0]);
setScript(subtags[1]);
setRegion(subtags[2]);
setVariant(subtags[3]);
} else {
fprintf(stderr, "ERROR: Invalid BCP 47 tag in directory name: %s\n", part.string());
return -1;
}
return ++currentIndex;
} else {
if ((part.length() == 2 || part.length() == 3)
&& isAlpha(part) && strcmp("car", part.string())) {
setLanguage(part);
if (++currentIndex == size) {
return size;
}
} else {
return currentIndex;
}
part = parts[currentIndex];
if (part.string()[0] == 'r' && part.length() == 3) {
setRegion(part.string() + 1);
if (++currentIndex == size) {
return size;
}
}
}
return currentIndex;
}
void AaptLocaleValue::initFromResTable(const ResTable_config& config) {
config.unpackLanguage(language);
config.unpackRegion(region);
if (config.localeScriptWasProvided) {
memcpy(script, config.localeScript, sizeof(config.localeScript));
}
if (config.localeVariant[0]) {
memcpy(variant, config.localeVariant, sizeof(config.localeVariant));
}
}
void AaptLocaleValue::writeTo(ResTable_config* out) const {
out->packLanguage(language);
out->packRegion(region);
if (script[0]) {
memcpy(out->localeScript, script, sizeof(out->localeScript));
out->localeScriptWasProvided = true;
} else {
out->computeScript();
out->localeScriptWasProvided = false;
}
if (variant[0]) {
memcpy(out->localeVariant, variant, sizeof(out->localeVariant));
}
}
bool
AaptGroupEntry::initFromDirName(const char* dir, String8* resType)
{
const char* q = strchr(dir, '-');
size_t typeLen;
if (q != NULL) {
typeLen = q - dir;
} else {
typeLen = strlen(dir);
}
String8 type(dir, typeLen);
if (!isValidResourceType(type)) {
return false;
}
if (q != NULL) {
if (!AaptConfig::parse(String8(q + 1), &mParams)) {
return false;
}
}
*resType = type;
return true;
}
String8
AaptGroupEntry::toDirName(const String8& resType) const
{
String8 s = resType;
String8 params = mParams.toString();
if (params.length() > 0) {
if (s.length() > 0) {
s += "-";
}
s += params;
}
return s;
}
// =========================================================================
// =========================================================================
// =========================================================================
void* AaptFile::editData(size_t size)
{
if (size <= mBufferSize) {
mDataSize = size;
return mData;
}
size_t allocSize = (size*3)/2;
void* buf = realloc(mData, allocSize);
if (buf == NULL) {
return NULL;
}
mData = buf;
mDataSize = size;
mBufferSize = allocSize;
return buf;
}
void* AaptFile::editDataInRange(size_t offset, size_t size)
{
return (void*)(((uint8_t*) editData(offset + size)) + offset);
}
void* AaptFile::editData(size_t* outSize)
{
if (outSize) {
*outSize = mDataSize;
}
return mData;
}
void* AaptFile::padData(size_t wordSize)
{
const size_t extra = mDataSize%wordSize;
if (extra == 0) {
return mData;
}
size_t initial = mDataSize;
void* data = editData(initial+(wordSize-extra));
if (data != NULL) {
memset(((uint8_t*)data) + initial, 0, wordSize-extra);
}
return data;
}
status_t AaptFile::writeData(const void* data, size_t size)
{
size_t end = mDataSize;
size_t total = size + end;
void* buf = editData(total);
if (buf == NULL) {
return UNKNOWN_ERROR;
}
memcpy(((char*)buf)+end, data, size);
return NO_ERROR;
}
void AaptFile::clearData()
{
if (mData != NULL) free(mData);
mData = NULL;
mDataSize = 0;
mBufferSize = 0;
}
String8 AaptFile::getPrintableSource() const
{
if (hasData()) {
String8 name(mGroupEntry.toDirName(String8()));
name.appendPath(mPath);
name.append(" #generated");
return name;
}
return mSourceFile;
}
// =========================================================================
// =========================================================================
// =========================================================================
status_t AaptGroup::addFile(const sp<AaptFile>& file, const bool overwriteDuplicate)
{
ssize_t index = mFiles.indexOfKey(file->getGroupEntry());
if (index >= 0 && overwriteDuplicate) {
fprintf(stderr, "warning: overwriting '%s' with '%s'\n",
mFiles[index]->getSourceFile().string(),
file->getSourceFile().string());
removeFile(index);
index = -1;
}
if (index < 0) {
file->mPath = mPath;
mFiles.add(file->getGroupEntry(), file);
return NO_ERROR;
}
// Check if the version is automatically applied. This is a common source of
// error.
ConfigDescription withoutVersion = file->getGroupEntry().toParams();
withoutVersion.version = 0;
AaptConfig::applyVersionForCompatibility(&withoutVersion);
const sp<AaptFile>& originalFile = mFiles.valueAt(index);
SourcePos(file->getSourceFile(), -1)
.error("Duplicate file.\n%s: Original is here. %s",
originalFile->getPrintableSource().string(),
(withoutVersion.version != 0) ? "The version qualifier may be implied." : "");
return UNKNOWN_ERROR;
}
void AaptGroup::removeFile(size_t index)
{
mFiles.removeItemsAt(index);
}
void AaptGroup::print(const String8& prefix) const
{
printf("%s%s\n", prefix.string(), getPath().string());
const size_t N=mFiles.size();
size_t i;
for (i=0; i<N; i++) {
sp<AaptFile> file = mFiles.valueAt(i);
const AaptGroupEntry& e = file->getGroupEntry();
if (file->hasData()) {
printf("%s Gen: (%s) %d bytes\n", prefix.string(), e.toDirName(String8()).string(),
(int)file->getSize());
} else {
printf("%s Src: (%s) %s\n", prefix.string(), e.toDirName(String8()).string(),
file->getPrintableSource().string());
}
//printf("%s File Group Entry: %s\n", prefix.string(),
// file->getGroupEntry().toDirName(String8()).string());
}
}
String8 AaptGroup::getPrintableSource() const
{
if (mFiles.size() > 0) {
// Arbitrarily pull the first source file out of the list.
return mFiles.valueAt(0)->getPrintableSource();
}
// Should never hit this case, but to be safe...
return getPath();
}
// =========================================================================
// =========================================================================
// =========================================================================
status_t AaptDir::addFile(const String8& name, const sp<AaptGroup>& file)
{
if (mFiles.indexOfKey(name) >= 0) {
return ALREADY_EXISTS;
}
mFiles.add(name, file);
return NO_ERROR;
}
status_t AaptDir::addDir(const String8& name, const sp<AaptDir>& dir)
{
if (mDirs.indexOfKey(name) >= 0) {
return ALREADY_EXISTS;
}
mDirs.add(name, dir);
return NO_ERROR;
}
sp<AaptDir> AaptDir::makeDir(const String8& path)
{
String8 name;
String8 remain = path;
sp<AaptDir> subdir = this;
while (name = remain.walkPath(&remain), remain != "") {
subdir = subdir->makeDir(name);
}
ssize_t i = subdir->mDirs.indexOfKey(name);
if (i >= 0) {
return subdir->mDirs.valueAt(i);
}
sp<AaptDir> dir = new AaptDir(name, subdir->mPath.appendPathCopy(name));
subdir->mDirs.add(name, dir);
return dir;
}
void AaptDir::removeFile(const String8& name)
{
mFiles.removeItem(name);
}
void AaptDir::removeDir(const String8& name)
{
mDirs.removeItem(name);
}
status_t AaptDir::addLeafFile(const String8& leafName, const sp<AaptFile>& file,
const bool overwrite)
{
sp<AaptGroup> group;
if (mFiles.indexOfKey(leafName) >= 0) {
group = mFiles.valueFor(leafName);
} else {
group = new AaptGroup(leafName, mPath.appendPathCopy(leafName));
mFiles.add(leafName, group);
}
return group->addFile(file, overwrite);
}
ssize_t AaptDir::slurpFullTree(Bundle* bundle, const String8& srcDir,
const AaptGroupEntry& kind, const String8& resType,
sp<FilePathStore>& fullResPaths, const bool overwrite)
{
Vector<String8> fileNames;
{
DIR* dir = NULL;
dir = opendir(srcDir.string());
if (dir == NULL) {
fprintf(stderr, "ERROR: opendir(%s): %s\n", srcDir.string(), strerror(errno));
return UNKNOWN_ERROR;
}
/*
* Slurp the filenames out of the directory.
*/
while (1) {
struct dirent* entry;
entry = readdir(dir);
if (entry == NULL)
break;
if (isHidden(srcDir.string(), entry->d_name))
continue;
String8 name(entry->d_name);
fileNames.add(name);
// Add fully qualified path for dependency purposes
// if we're collecting them
if (fullResPaths != NULL) {
fullResPaths->add(srcDir.appendPathCopy(name));
}
}
closedir(dir);
}
ssize_t count = 0;
/*
* Stash away the files and recursively descend into subdirectories.
*/
const size_t N = fileNames.size();
size_t i;
for (i = 0; i < N; i++) {
String8 pathName(srcDir);
FileType type;
pathName.appendPath(fileNames[i].string());
type = getFileType(pathName.string());
if (type == kFileTypeDirectory) {
sp<AaptDir> subdir;
bool notAdded = false;
if (mDirs.indexOfKey(fileNames[i]) >= 0) {
subdir = mDirs.valueFor(fileNames[i]);
} else {
subdir = new AaptDir(fileNames[i], mPath.appendPathCopy(fileNames[i]));
notAdded = true;
}
ssize_t res = subdir->slurpFullTree(bundle, pathName, kind,
resType, fullResPaths, overwrite);
if (res < NO_ERROR) {
return res;
}
if (res > 0 && notAdded) {
mDirs.add(fileNames[i], subdir);
}
count += res;
} else if (type == kFileTypeRegular) {
sp<AaptFile> file = new AaptFile(pathName, kind, resType);
status_t err = addLeafFile(fileNames[i], file, overwrite);
if (err != NO_ERROR) {
return err;
}
count++;
} else {
if (bundle->getVerbose())
printf(" (ignoring non-file/dir '%s')\n", pathName.string());
}
}
return count;
}
status_t AaptDir::validate() const
{
const size_t NF = mFiles.size();
const size_t ND = mDirs.size();
size_t i;
for (i = 0; i < NF; i++) {
if (!validateFileName(mFiles.valueAt(i)->getLeaf().string())) {
SourcePos(mFiles.valueAt(i)->getPrintableSource(), -1).error(
"Invalid filename. Unable to add.");
return UNKNOWN_ERROR;
}
size_t j;
for (j = i+1; j < NF; j++) {
if (strcasecmp(mFiles.valueAt(i)->getLeaf().string(),
mFiles.valueAt(j)->getLeaf().string()) == 0) {
SourcePos(mFiles.valueAt(i)->getPrintableSource(), -1).error(
"File is case-insensitive equivalent to: %s",
mFiles.valueAt(j)->getPrintableSource().string());
return UNKNOWN_ERROR;
}
// TODO: if ".gz", check for non-.gz; if non-, check for ".gz"
// (this is mostly caught by the "marked" stuff, below)
}
for (j = 0; j < ND; j++) {
if (strcasecmp(mFiles.valueAt(i)->getLeaf().string(),
mDirs.valueAt(j)->getLeaf().string()) == 0) {
SourcePos(mFiles.valueAt(i)->getPrintableSource(), -1).error(
"File conflicts with dir from: %s",
mDirs.valueAt(j)->getPrintableSource().string());
return UNKNOWN_ERROR;
}
}
}
for (i = 0; i < ND; i++) {
if (!validateFileName(mDirs.valueAt(i)->getLeaf().string())) {
SourcePos(mDirs.valueAt(i)->getPrintableSource(), -1).error(
"Invalid directory name, unable to add.");
return UNKNOWN_ERROR;
}
size_t j;
for (j = i+1; j < ND; j++) {
if (strcasecmp(mDirs.valueAt(i)->getLeaf().string(),
mDirs.valueAt(j)->getLeaf().string()) == 0) {
SourcePos(mDirs.valueAt(i)->getPrintableSource(), -1).error(
"Directory is case-insensitive equivalent to: %s",
mDirs.valueAt(j)->getPrintableSource().string());
return UNKNOWN_ERROR;
}
}
status_t err = mDirs.valueAt(i)->validate();
if (err != NO_ERROR) {
return err;
}
}
return NO_ERROR;
}
void AaptDir::print(const String8& prefix) const
{
const size_t ND=getDirs().size();
size_t i;
for (i=0; i<ND; i++) {
getDirs().valueAt(i)->print(prefix);
}
const size_t NF=getFiles().size();
for (i=0; i<NF; i++) {
getFiles().valueAt(i)->print(prefix);
}
}
String8 AaptDir::getPrintableSource() const
{
if (mFiles.size() > 0) {
// Arbitrarily pull the first file out of the list as the source dir.
return mFiles.valueAt(0)->getPrintableSource().getPathDir();
}
if (mDirs.size() > 0) {
// Or arbitrarily pull the first dir out of the list as the source dir.
return mDirs.valueAt(0)->getPrintableSource().getPathDir();
}
// Should never hit this case, but to be safe...
return mPath;
}
// =========================================================================
// =========================================================================
// =========================================================================
status_t AaptSymbols::applyJavaSymbols(const sp<AaptSymbols>& javaSymbols)
{
status_t err = NO_ERROR;
size_t N = javaSymbols->mSymbols.size();
for (size_t i=0; i<N; i++) {
const String8& name = javaSymbols->mSymbols.keyAt(i);
const AaptSymbolEntry& entry = javaSymbols->mSymbols.valueAt(i);
ssize_t pos = mSymbols.indexOfKey(name);
if (pos < 0) {
entry.sourcePos.error("Symbol '%s' declared with <java-symbol> not defined\n", name.string());
err = UNKNOWN_ERROR;
continue;
}
//printf("**** setting symbol #%d/%d %s to isJavaSymbol=%d\n",
// i, N, name.string(), entry.isJavaSymbol ? 1 : 0);
mSymbols.editValueAt(pos).isJavaSymbol = entry.isJavaSymbol;
}
N = javaSymbols->mNestedSymbols.size();
for (size_t i=0; i<N; i++) {
const String8& name = javaSymbols->mNestedSymbols.keyAt(i);
const sp<AaptSymbols>& symbols = javaSymbols->mNestedSymbols.valueAt(i);
ssize_t pos = mNestedSymbols.indexOfKey(name);
if (pos < 0) {
SourcePos pos;
pos.error("Java symbol dir %s not defined\n", name.string());
err = UNKNOWN_ERROR;
continue;
}
//printf("**** applying java symbols in dir %s\n", name.string());
status_t myerr = mNestedSymbols.valueAt(pos)->applyJavaSymbols(symbols);
if (myerr != NO_ERROR) {
err = myerr;
}
}
return err;
}
// =========================================================================
// =========================================================================
// =========================================================================
AaptAssets::AaptAssets()
: AaptDir(String8(), String8()),
mHavePrivateSymbols(false),
mChanged(false), mHaveIncludedAssets(false),
mRes(NULL) {}
const SortedVector<AaptGroupEntry>& AaptAssets::getGroupEntries() const {
if (mChanged) {
}
return mGroupEntries;
}
status_t AaptAssets::addFile(const String8& name, const sp<AaptGroup>& file)
{
mChanged = true;
return AaptDir::addFile(name, file);
}
sp<AaptFile> AaptAssets::addFile(
const String8& filePath, const AaptGroupEntry& entry,
const String8& srcDir, sp<AaptGroup>* outGroup,
const String8& resType)
{
sp<AaptDir> dir = this;
sp<AaptGroup> group;
sp<AaptFile> file;
String8 root, remain(filePath), partialPath;
while (remain.length() > 0) {
root = remain.walkPath(&remain);
partialPath.appendPath(root);
const String8 rootStr(root);
if (remain.length() == 0) {
ssize_t i = dir->getFiles().indexOfKey(rootStr);
if (i >= 0) {
group = dir->getFiles().valueAt(i);
} else {
group = new AaptGroup(rootStr, filePath);
status_t res = dir->addFile(rootStr, group);
if (res != NO_ERROR) {
return NULL;
}
}
file = new AaptFile(srcDir.appendPathCopy(filePath), entry, resType);
status_t res = group->addFile(file);
if (res != NO_ERROR) {
return NULL;
}
break;
} else {
ssize_t i = dir->getDirs().indexOfKey(rootStr);
if (i >= 0) {
dir = dir->getDirs().valueAt(i);
} else {
sp<AaptDir> subdir = new AaptDir(rootStr, partialPath);
status_t res = dir->addDir(rootStr, subdir);
if (res != NO_ERROR) {
return NULL;
}
dir = subdir;
}
}
}
mGroupEntries.add(entry);
if (outGroup) *outGroup = group;
return file;
}
void AaptAssets::addResource(const String8& leafName, const String8& path,
const sp<AaptFile>& file, const String8& resType)
{
sp<AaptDir> res = AaptDir::makeDir(kResString);
String8 dirname = file->getGroupEntry().toDirName(resType);
sp<AaptDir> subdir = res->makeDir(dirname);
sp<AaptGroup> grr = new AaptGroup(leafName, path);
grr->addFile(file);
subdir->addFile(leafName, grr);
}
ssize_t AaptAssets::slurpFromArgs(Bundle* bundle)
{
int count;
int totalCount = 0;
FileType type;
const Vector<const char *>& resDirs = bundle->getResourceSourceDirs();
const size_t dirCount =resDirs.size();
sp<AaptAssets> current = this;
const int N = bundle->getFileSpecCount();
/*
* If a package manifest was specified, include that first.
*/
if (bundle->getAndroidManifestFile() != NULL) {
// place at root of zip.
String8 srcFile(bundle->getAndroidManifestFile());
addFile(srcFile.getPathLeaf(), AaptGroupEntry(), srcFile.getPathDir(),
NULL, String8());
totalCount++;
}
/*
* If a directory of custom assets was supplied, slurp 'em up.
*/
const Vector<const char*>& assetDirs = bundle->getAssetSourceDirs();
const int AN = assetDirs.size();
for (int i = 0; i < AN; i++) {
FileType type = getFileType(assetDirs[i]);
if (type == kFileTypeNonexistent) {
fprintf(stderr, "ERROR: asset directory '%s' does not exist\n", assetDirs[i]);
return UNKNOWN_ERROR;
}
if (type != kFileTypeDirectory) {
fprintf(stderr, "ERROR: '%s' is not a directory\n", assetDirs[i]);
return UNKNOWN_ERROR;
}
String8 assetRoot(assetDirs[i]);
sp<AaptDir> assetAaptDir = makeDir(String8(kAssetDir));
AaptGroupEntry group;
count = assetAaptDir->slurpFullTree(bundle, assetRoot, group,
String8(), mFullAssetPaths, true);
if (count < 0) {
totalCount = count;
goto bail;
}
if (count > 0) {
mGroupEntries.add(group);
}
totalCount += count;
if (bundle->getVerbose()) {
printf("Found %d custom asset file%s in %s\n",
count, (count==1) ? "" : "s", assetDirs[i]);
}
}
/*
* If a directory of resource-specific assets was supplied, slurp 'em up.
*/
for (size_t i=0; i<dirCount; i++) {
const char *res = resDirs[i];
if (res) {
type = getFileType(res);
if (type == kFileTypeNonexistent) {
fprintf(stderr, "ERROR: resource directory '%s' does not exist\n", res);
return UNKNOWN_ERROR;
}
if (type == kFileTypeDirectory) {
if (i>0) {
sp<AaptAssets> nextOverlay = new AaptAssets();
current->setOverlay(nextOverlay);
current = nextOverlay;
current->setFullResPaths(mFullResPaths);
}
count = current->slurpResourceTree(bundle, String8(res));
if (i > 0 && count > 0) {
count = current->filter(bundle);
}
if (count < 0) {
totalCount = count;
goto bail;
}
totalCount += count;
}
else {
fprintf(stderr, "ERROR: '%s' is not a directory\n", res);
return UNKNOWN_ERROR;
}
}
}
/*
* Now do any additional raw files.
*/
for (int arg=0; arg<N; arg++) {
const char* assetDir = bundle->getFileSpecEntry(arg);
FileType type = getFileType(assetDir);
if (type == kFileTypeNonexistent) {
fprintf(stderr, "ERROR: input directory '%s' does not exist\n", assetDir);
return UNKNOWN_ERROR;
}
if (type != kFileTypeDirectory) {
fprintf(stderr, "ERROR: '%s' is not a directory\n", assetDir);
return UNKNOWN_ERROR;
}
String8 assetRoot(assetDir);
if (bundle->getVerbose())
printf("Processing raw dir '%s'\n", (const char*) assetDir);
/*
* Do a recursive traversal of subdir tree. We don't make any
* guarantees about ordering, so we're okay with an inorder search
* using whatever order the OS happens to hand back to us.
*/
count = slurpFullTree(bundle, assetRoot, AaptGroupEntry(), String8(), mFullAssetPaths);
if (count < 0) {
/* failure; report error and remove archive */
totalCount = count;
goto bail;
}
totalCount += count;
if (bundle->getVerbose())
printf("Found %d asset file%s in %s\n",
count, (count==1) ? "" : "s", assetDir);
}
count = validate();
if (count != NO_ERROR) {
totalCount = count;
goto bail;
}
count = filter(bundle);
if (count != NO_ERROR) {
totalCount = count;
goto bail;
}
bail:
return totalCount;
}
ssize_t AaptAssets::slurpFullTree(Bundle* bundle, const String8& srcDir,
const AaptGroupEntry& kind,
const String8& resType,
sp<FilePathStore>& fullResPaths,
const bool overwrite)
{
ssize_t res = AaptDir::slurpFullTree(bundle, srcDir, kind, resType, fullResPaths, overwrite);
if (res > 0) {
mGroupEntries.add(kind);
}
return res;
}
ssize_t AaptAssets::slurpResourceTree(Bundle* bundle, const String8& srcDir)
{
ssize_t err = 0;
DIR* dir = opendir(srcDir.string());
if (dir == NULL) {
fprintf(stderr, "ERROR: opendir(%s): %s\n", srcDir.string(), strerror(errno));
return UNKNOWN_ERROR;
}
status_t count = 0;
/*
* Run through the directory, looking for dirs that match the
* expected pattern.
*/
while (1) {
struct dirent* entry = readdir(dir);
if (entry == NULL) {
break;
}
if (isHidden(srcDir.string(), entry->d_name)) {
continue;
}
String8 subdirName(srcDir);
subdirName.appendPath(entry->d_name);
AaptGroupEntry group;
String8 resType;
bool b = group.initFromDirName(entry->d_name, &resType);
if (!b) {
fprintf(stderr, "invalid resource directory name: %s %s\n", srcDir.string(),
entry->d_name);
err = -1;
continue;
}
if (bundle->getMaxResVersion() != NULL && group.getVersionString().length() != 0) {
int maxResInt = atoi(bundle->getMaxResVersion());
const char *verString = group.getVersionString().string();
int dirVersionInt = atoi(verString + 1); // skip 'v' in version name
if (dirVersionInt > maxResInt) {
fprintf(stderr, "max res %d, skipping %s\n", maxResInt, entry->d_name);
continue;
}
}
FileType type = getFileType(subdirName.string());
if (type == kFileTypeDirectory) {
sp<AaptDir> dir = makeDir(resType);
ssize_t res = dir->slurpFullTree(bundle, subdirName, group,
resType, mFullResPaths);
if (res < 0) {
count = res;
goto bail;
}
if (res > 0) {
mGroupEntries.add(group);
count += res;
}
// Only add this directory if we don't already have a resource dir
// for the current type. This ensures that we only add the dir once
// for all configs.
sp<AaptDir> rdir = resDir(resType);
if (rdir == NULL) {
mResDirs.add(dir);
}
} else {
if (bundle->getVerbose()) {
fprintf(stderr, " (ignoring file '%s')\n", subdirName.string());
}
}
}
bail:
closedir(dir);
dir = NULL;
if (err != 0) {
return err;
}
return count;
}
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;
}
status_t AaptAssets::filter(Bundle* bundle)
{
WeakResourceFilter reqFilter;
status_t err = reqFilter.parse(bundle->getConfigurations());
if (err != NO_ERROR) {
return err;
}
uint32_t preferredDensity = 0;
if (bundle->getPreferredDensity().size() > 0) {
ResTable_config preferredConfig;
if (!AaptConfig::parseDensity(bundle->getPreferredDensity().string(), &preferredConfig)) {
fprintf(stderr, "Error parsing preferred density: %s\n",
bundle->getPreferredDensity().string());
return UNKNOWN_ERROR;
}
preferredDensity = preferredConfig.density;
}
if (reqFilter.isEmpty() && preferredDensity == 0) {
return NO_ERROR;
}
if (bundle->getVerbose()) {
if (!reqFilter.isEmpty()) {
printf("Applying required filter: %s\n",
bundle->getConfigurations().string());
}
if (preferredDensity > 0) {
printf("Applying preferred density filter: %s\n",
bundle->getPreferredDensity().string());
}
}
const Vector<sp<AaptDir> >& resdirs = mResDirs;
const size_t ND = resdirs.size();
for (size_t i=0; i<ND; i++) {
const sp<AaptDir>& dir = resdirs.itemAt(i);
if (dir->getLeaf() == kValuesDir) {
// The "value" dir is special since a single file defines
// multiple resources, so we can not do filtering on the
// files themselves.
continue;
}
if (dir->getLeaf() == kMipmapDir) {
// We also skip the "mipmap" directory, since the point of this
// is to include all densities without stripping. If you put
// other configurations in here as well they won't be stripped
// either... So don't do that. Seriously. What is wrong with you?
continue;
}
const size_t NG = dir->getFiles().size();
for (size_t j=0; j<NG; j++) {
sp<AaptGroup> grp = dir->getFiles().valueAt(j);
// First remove any configurations we know we don't need.
for (size_t k=0; k<grp->getFiles().size(); k++) {
sp<AaptFile> file = grp->getFiles().valueAt(k);
if (k == 0 && grp->getFiles().size() == 1) {
// If this is the only file left, we need to keep it.
// Otherwise the resource IDs we are using will be inconsistent
// with what we get when not stripping. Sucky, but at least
// for now we can rely on the back-end doing another filtering
// pass to take this out and leave us with this resource name
// containing no entries.
continue;
}
if (file->getPath().getPathExtension() == ".xml") {
// We can't remove .xml files at this point, because when
// we parse them they may add identifier resources, so
// removing them can cause our resource identifiers to
// become inconsistent.
continue;
}
const ResTable_config& config(file->getGroupEntry().toParams());
if (!reqFilter.match(config)) {
if (bundle->getVerbose()) {
printf("Pruning unneeded resource: %s\n",
file->getPrintableSource().string());
}
grp->removeFile(k);
k--;
}
}
// Quick check: no preferred filters, nothing more to do.
if (preferredDensity == 0) {
continue;
}
// Get the preferred density if there is one. We do not match exactly for density.
// If our preferred density is hdpi but we only have mdpi and xhdpi resources, we
// pick xhdpi.
for (size_t k=0; k<grp->getFiles().size(); k++) {
sp<AaptFile> file = grp->getFiles().valueAt(k);
if (k == 0 && grp->getFiles().size() == 1) {
// If this is the only file left, we need to keep it.
// Otherwise the resource IDs we are using will be inconsistent
// with what we get when not stripping. Sucky, but at least
// for now we can rely on the back-end doing another filtering
// pass to take this out and leave us with this resource name
// containing no entries.
continue;
}
if (file->getPath().getPathExtension() == ".xml") {
// We can't remove .xml files at this point, because when
// we parse them they may add identifier resources, so
// removing them can cause our resource identifiers to
// become inconsistent.
continue;
}
const ResTable_config& config(file->getGroupEntry().toParams());
if (config.density != 0 && config.density != preferredDensity) {
// This is a resource we would prefer not to have. Check
// to see if have a similar variation that we would like
// to have and, if so, we can drop it.
uint32_t bestDensity = config.density;
for (size_t m=0; m<grp->getFiles().size(); m++) {
if (m == k) {
continue;
}
sp<AaptFile> mfile = grp->getFiles().valueAt(m);
const ResTable_config& mconfig(mfile->getGroupEntry().toParams());
if (AaptConfig::isSameExcept(config, mconfig, ResTable_config::CONFIG_DENSITY)) {
// See if there is a better density resource
if (mconfig.density < bestDensity &&
mconfig.density >= preferredDensity &&
bestDensity > preferredDensity) {
// This density is our preferred density, or between our best density and
// the preferred density, therefore it is better.
bestDensity = mconfig.density;
} else if (mconfig.density > bestDensity &&
bestDensity < preferredDensity) {
// This density is better than our best density and
// our best density was smaller than our preferred
// density, so it is better.
bestDensity = mconfig.density;
}
}
}
if (bestDensity != config.density) {
if (bundle->getVerbose()) {
printf("Pruning unneeded resource: %s\n",
file->getPrintableSource().string());
}
grp->removeFile(k);
k--;
}
}
}
}
}
return NO_ERROR;
}
sp<AaptSymbols> AaptAssets::getSymbolsFor(const String8& name)
{
sp<AaptSymbols> sym = mSymbols.valueFor(name);
if (sym == NULL) {
sym = new AaptSymbols();
mSymbols.add(name, sym);
}
return sym;
}
sp<AaptSymbols> AaptAssets::getJavaSymbolsFor(const String8& name)
{
sp<AaptSymbols> sym = mJavaSymbols.valueFor(name);
if (sym == NULL) {
sym = new AaptSymbols();
mJavaSymbols.add(name, sym);
}
return sym;
}
status_t AaptAssets::applyJavaSymbols()
{
size_t N = mJavaSymbols.size();
for (size_t i=0; i<N; i++) {
const String8& name = mJavaSymbols.keyAt(i);
const sp<AaptSymbols>& symbols = mJavaSymbols.valueAt(i);
ssize_t pos = mSymbols.indexOfKey(name);
if (pos < 0) {
SourcePos pos;
pos.error("Java symbol dir %s not defined\n", name.string());
return UNKNOWN_ERROR;
}
//printf("**** applying java symbols in dir %s\n", name.string());
status_t err = mSymbols.valueAt(pos)->applyJavaSymbols(symbols);
if (err != NO_ERROR) {
return err;
}
}
return NO_ERROR;
}
bool AaptAssets::isJavaSymbol(const AaptSymbolEntry& sym, bool includePrivate) const {
//printf("isJavaSymbol %s: public=%d, includePrivate=%d, isJavaSymbol=%d\n",
// sym.name.string(), sym.isPublic ? 1 : 0, includePrivate ? 1 : 0,
// sym.isJavaSymbol ? 1 : 0);
if (!mHavePrivateSymbols) return true;
if (sym.isPublic) return true;
if (includePrivate && sym.isJavaSymbol) return true;
return false;
}
status_t AaptAssets::buildIncludedResources(Bundle* bundle)
{
if (mHaveIncludedAssets) {
return NO_ERROR;
}
// Add in all includes.
const Vector<String8>& includes = bundle->getPackageIncludes();
const size_t packageIncludeCount = includes.size();
for (size_t i = 0; i < packageIncludeCount; i++) {
if (bundle->getVerbose()) {
printf("Including resources from package: %s\n", includes[i].string());
}
if (!mIncludedAssets.addAssetPath(includes[i], NULL)) {
fprintf(stderr, "ERROR: Asset package include '%s' not found.\n",
includes[i].string());
return UNKNOWN_ERROR;
}
}
const String8& featureOfBase = bundle->getFeatureOfPackage();
if (!featureOfBase.isEmpty()) {
if (bundle->getVerbose()) {
printf("Including base feature resources from package: %s\n",
featureOfBase.string());
}
if (!mIncludedAssets.addAssetPath(featureOfBase, NULL)) {
fprintf(stderr, "ERROR: base feature package '%s' not found.\n",
featureOfBase.string());
return UNKNOWN_ERROR;
}
}
mHaveIncludedAssets = true;
return NO_ERROR;
}
status_t AaptAssets::addIncludedResources(const sp<AaptFile>& file)
{
const ResTable& res = getIncludedResources();
// XXX dirty!
return const_cast<ResTable&>(res).add(file->getData(), file->getSize());
}
const ResTable& AaptAssets::getIncludedResources() const
{
return mIncludedAssets.getResources(false);
}
AssetManager& AaptAssets::getAssetManager()
{
return mIncludedAssets;
}
void AaptAssets::print(const String8& prefix) const
{
String8 innerPrefix(prefix);
innerPrefix.append(" ");
String8 innerInnerPrefix(innerPrefix);
innerInnerPrefix.append(" ");
printf("%sConfigurations:\n", prefix.string());
const size_t N=mGroupEntries.size();
for (size_t i=0; i<N; i++) {
String8 cname = mGroupEntries.itemAt(i).toDirName(String8());
printf("%s %s\n", prefix.string(),
cname != "" ? cname.string() : "(default)");
}
printf("\n%sFiles:\n", prefix.string());
AaptDir::print(innerPrefix);
printf("\n%sResource Dirs:\n", prefix.string());
const Vector<sp<AaptDir> >& resdirs = mResDirs;
const size_t NR = resdirs.size();
for (size_t i=0; i<NR; i++) {
const sp<AaptDir>& d = resdirs.itemAt(i);
printf("%s Type %s\n", prefix.string(), d->getLeaf().string());
d->print(innerInnerPrefix);
}
}
sp<AaptDir> AaptAssets::resDir(const String8& name) const
{
const Vector<sp<AaptDir> >& resdirs = mResDirs;
const size_t N = resdirs.size();
for (size_t i=0; i<N; i++) {
const sp<AaptDir>& d = resdirs.itemAt(i);
if (d->getLeaf() == name) {
return d;
}
}
return NULL;
}
bool
valid_symbol_name(const String8& symbol)
{
static char const * const KEYWORDS[] = {
"abstract", "assert", "boolean", "break",
"byte", "case", "catch", "char", "class", "const", "continue",
"default", "do", "double", "else", "enum", "extends", "final",
"finally", "float", "for", "goto", "if", "implements", "import",
"instanceof", "int", "interface", "long", "native", "new", "package",
"private", "protected", "public", "return", "short", "static",
"strictfp", "super", "switch", "synchronized", "this", "throw",
"throws", "transient", "try", "void", "volatile", "while",
"true", "false", "null",
NULL
};
const char*const* k = KEYWORDS;
const char*const s = symbol.string();
while (*k) {
if (0 == strcmp(s, *k)) {
return false;
}
k++;
}
return true;
}