return 0;
}
+ // screen layout
+ if (getScreenLayoutName(part.string(), &config)) {
+ *axis = AXIS_SCREENLAYOUT;
+ *value = config.screenLayout;
+ return 0;
+ }
+
// version
if (getVersionName(part.string(), &config)) {
*axis = AXIS_VERSION;
{
Vector<String8> parts;
- String8 mcc, mnc, loc, orient, den, touch, key, keysHidden, nav, size, vers;
+ String8 mcc, mnc, loc, orient, den, touch, key, keysHidden, nav, size, layout, vers;
const char *p = dir;
const char *q;
//printf("not screen size: %s\n", part.string());
}
+ if (getScreenLayoutName(part.string())) {
+ layout = part;
+
+ index++;
+ if (index == N) {
+ goto success;
+ }
+ part = parts[index];
+ } else {
+ //printf("not screen layout: %s\n", part.string());
+ }
+
if (getVersionName(part.string())) {
vers = part;
this->keyboard = key;
this->navigation = nav;
this->screenSize = size;
+ this->screenLayout = layout;
this->version = vers;
// what is this anyway?
s += ",";
s += screenSize;
s += ",";
+ s += screenLayout;
+ s += ",";
s += version;
return s;
}
s += "-";
s += screenSize;
}
+ if (this->screenLayout != "") {
+ s += "-";
+ s += screenLayout;
+ }
if (this->version != "") {
s += "-";
s += version;
return true;
}
+bool AaptGroupEntry::getScreenLayoutName(const char* name,
+ ResTable_config* out)
+{
+ if (strcmp(name, kWildcardName) == 0) {
+ if (out) out->screenLayout = out->SCREENLAYOUT_ANY;
+ return true;
+ } else if (strcmp(name, "smallscreen") == 0) {
+ if (out) out->screenLayout = out->SCREENLAYOUT_SMALL;
+ return true;
+ } else if (strcmp(name, "normalscreen") == 0) {
+ if (out) out->screenLayout = out->SCREENLAYOUT_NORMAL;
+ return true;
+ } else if (strcmp(name, "largescreen") == 0) {
+ if (out) out->screenLayout = out->SCREENLAYOUT_LARGE;
+ return true;
+ }
+
+ return false;
+}
+
bool AaptGroupEntry::getVersionName(const char* name,
ResTable_config* out)
{
if (v == 0) v = keyboard.compare(o.keyboard);
if (v == 0) v = navigation.compare(o.navigation);
if (v == 0) v = screenSize.compare(o.screenSize);
+ if (v == 0) v = screenLayout.compare(o.screenLayout);
if (v == 0) v = version.compare(o.version);
return v;
}
getKeyboardName(keyboard.string(), ¶ms);
getNavigationName(navigation.string(), ¶ms);
getScreenSizeName(screenSize.string(), ¶ms);
+ getScreenLayoutName(screenLayout.string(), ¶ms);
getVersionName(version.string(), ¶ms);
return params;
}
#include <utils/String8.h>
#include <utils/Vector.h>
#include <utils/RefBase.h>
-#include <utils/ZipFile.h>
+#include "ZipFile.h"
#include "Bundle.h"
#include "SourcePos.h"
AXIS_KEYBOARD,
AXIS_NAVIGATION,
AXIS_SCREENSIZE,
+ AXIS_SCREENLAYOUT,
AXIS_VERSION
};
String8 keyboard;
String8 navigation;
String8 screenSize;
+ String8 screenLayout;
String8 version;
bool initFromDirName(const char* dir, String8* resType);
static bool getKeyboardName(const char* name, ResTable_config* out = NULL);
static bool getNavigationName(const char* name, ResTable_config* out = NULL);
static bool getScreenSizeName(const char* name, ResTable_config* out = NULL);
+ static bool getScreenLayoutName(const char* name, ResTable_config* out = NULL);
static bool getVersionName(const char* name, ResTable_config* out = NULL);
int compare(const AaptGroupEntry& o) const;
{
//printf("new AaptFile created %s\n", (const char*)sourceFile);
}
- virtual ~AaptFile() { }
+ virtual ~AaptFile() {
+ free(mData);
+ }
const String8& getPath() const { return mPath; }
const AaptGroupEntry& getGroupEntry() const { return mGroupEntry; }
AaptSymbolEntry mDefSymbol;
};
-class ResourceTypeSet;
+class ResourceTypeSet : public RefBase,
+ public KeyedVector<String8,sp<AaptGroup> >
+{
+public:
+ ResourceTypeSet();
+};
+
/**
* Asset hierarchy being operated on.
class AaptAssets : public AaptDir
{
public:
- AaptAssets() : AaptDir(String8(), String8()), mHaveIncludedAssets(false) { }
- virtual ~AaptAssets() { }
+ AaptAssets() : AaptDir(String8(), String8()), mHaveIncludedAssets(false), mRes(NULL) { }
+ virtual ~AaptAssets() { delete mRes; }
const String8& getPackage() const { return mPackage; }
void setPackage(const String8& package) { mPackage = package; mSymbolsPrivatePackage = package; }
inline KeyedVector<String8, sp<ResourceTypeSet> >* getResources() { return mRes; }
inline void
- setResources(KeyedVector<String8, sp<ResourceTypeSet> >* res) { mRes = res; }
+ setResources(KeyedVector<String8, sp<ResourceTypeSet> >* res) { delete mRes; mRes = res; }
private:
String8 mPackage;
ResourceTable.cpp \
Images.cpp \
Resource.cpp \
- SourcePos.cpp
+ SourcePos.cpp \
+ ZipEntry.cpp \
+ ZipFile.cpp
+
LOCAL_CFLAGS += -Wno-format-y2k
#define __BUNDLE_H
#include <stdlib.h>
-#include <utils.h> // android
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
#include <utils/String8.h>
#include <utils/Vector.h>
mForce(false), mGrayscaleTolerance(0), mMakePackageDirs(false),
mUpdate(false), mExtending(false),
mRequireLocalization(false), mPseudolocalize(false),
+ mValues(false),
mCompressionMethod(0), mOutputAPKFile(NULL),
mAssetSourceDir(NULL),
mAndroidManifestFile(NULL), mPublicOutputFile(NULL),
mRClassDir(NULL), mResourceIntermediatesDir(NULL),
+ mMinSdkVersion(NULL), mTargetSdkVersion(NULL), mMaxSdkVersion(NULL),
+ mVersionCode(NULL), mVersionName(NULL),
mArgc(0), mArgv(NULL)
{}
~Bundle(void) {}
void setRequireLocalization(bool val) { mRequireLocalization = val; }
bool getPseudolocalize(void) const { return mPseudolocalize; }
void setPseudolocalize(bool val) { mPseudolocalize = val; }
+ bool getValues(void) const { return mValues; }
+ void setValues(bool val) { mValues = val; }
int getCompressionMethod(void) const { return mCompressionMethod; }
void setCompressionMethod(int val) { mCompressionMethod = val; }
const char* getOutputAPKFile() const { return mOutputAPKFile; }
const android::Vector<const char*>& getNoCompressExtensions() const { return mNoCompressExtensions; }
void addNoCompressExtension(const char* ext) { mNoCompressExtensions.add(ext); }
+ const char* getMinSdkVersion() const { return mMinSdkVersion; }
+ void setMinSdkVersion(const char* val) { mMinSdkVersion = val; }
+ const char* getTargetSdkVersion() const { return mTargetSdkVersion; }
+ void setTargetSdkVersion(const char* val) { mTargetSdkVersion = val; }
+ const char* getMaxSdkVersion() const { return mMaxSdkVersion; }
+ void setMaxSdkVersion(const char* val) { mMaxSdkVersion = val; }
+ const char* getVersionCode() const { return mVersionCode; }
+ void setVersionCode(const char* val) { mVersionCode = val; }
+ const char* getVersionName() const { return mVersionName; }
+ void setVersionName(const char* val) { mVersionName = val; }
+
/*
* Set and get the file specification.
*
bool mExtending;
bool mRequireLocalization;
bool mPseudolocalize;
+ bool mValues;
int mCompressionMethod;
const char* mOutputAPKFile;
const char* mAssetSourceDir;
android::Vector<const char*> mNoCompressExtensions;
android::Vector<const char*> mResourceSourceDirs;
+ const char* mMinSdkVersion;
+ const char* mTargetSdkVersion;
+ const char* mMaxSdkVersion;
+ const char* mVersionCode;
+ const char* mVersionName;
+
/* file specification */
int mArgc;
char* const* mArgv;
#include "ResourceTable.h"
#include "XMLNode.h"
-#include <utils.h>
-#include <utils/ZipFile.h>
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
#include <fcntl.h>
#include <errno.h>
printf("\nNo resource table found.\n");
} else {
printf("\nResource table:\n");
- res.print();
+ res.print(false);
}
Asset* manifestAsset = assets.openNonAsset("AndroidManifest.xml",
return str ? String8(str, len) : String8();
}
-static int32_t getIntegerAttribute(const ResXMLTree& tree, uint32_t attrRes, String8* outError)
+static int32_t getIntegerAttribute(const ResXMLTree& tree, uint32_t attrRes,
+ String8* outError, int32_t defValue = -1)
{
ssize_t idx = indexOfAttribute(tree, attrRes);
if (idx < 0) {
- return -1;
+ return defValue;
}
Res_value value;
if (tree.getAttributeValue(idx, &value) != NO_ERROR) {
- if (value.dataType != Res_value::TYPE_INT_DEC) {
+ if (value.dataType < Res_value::TYPE_FIRST_INT
+ || value.dataType > Res_value::TYPE_LAST_INT) {
if (outError != NULL) *outError = "attribute is not an integer value";
- return -1;
+ return defValue;
}
}
return value.data;
VERSION_NAME_ATTR = 0x0101021c,
LABEL_ATTR = 0x01010001,
ICON_ATTR = 0x01010002,
- MIN_SDK_VERSION_ATTR = 0x0101020c
+ MIN_SDK_VERSION_ATTR = 0x0101020c,
+ REQ_TOUCH_SCREEN_ATTR = 0x01010227,
+ REQ_KEYBOARD_TYPE_ATTR = 0x01010228,
+ REQ_HARD_KEYBOARD_ATTR = 0x01010229,
+ REQ_NAVIGATION_ATTR = 0x0101022a,
+ REQ_FIVE_WAY_NAV_ATTR = 0x01010232,
+ TARGET_SDK_VERSION_ATTR = 0x01010270,
+ TEST_ONLY_ATTR = 0x01010272,
+ DENSITY_ATTR = 0x0101026c,
+ SMALL_SCREEN_ATTR = 0x01010284,
+ NORMAL_SCREEN_ATTR = 0x01010285,
+ LARGE_SCREEN_ATTR = 0x01010286,
};
const char *getComponentName(String8 &pkgName, String8 &componentName) {
const char* filename = bundle->getFileSpecEntry(1);
AssetManager assets;
- if (!assets.addAssetPath(String8(filename), NULL)) {
+ void* assetsCookie;
+ if (!assets.addAssetPath(String8(filename), &assetsCookie)) {
fprintf(stderr, "ERROR: dump failed because assets could not be loaded\n");
return 1;
}
}
if (strcmp("resources", option) == 0) {
- res.print();
+ res.print(bundle->getValues());
} else if (strcmp("xmltree", option) == 0) {
if (bundle->getFileSpecCount() < 3) {
bool isLauncherActivity = false;
bool withinApplication = false;
bool withinReceiver = false;
+ int targetSdk = 0;
+ int smallScreen = 1;
+ int normalScreen = 1;
+ int largeScreen = 1;
String8 pkg;
String8 activityName;
String8 activityLabel;
goto bail;
}
printf("icon='%s'\n", icon.string());
- } else if (tag == "uses-sdk") {
- int32_t sdkVersion = getIntegerAttribute(tree, MIN_SDK_VERSION_ATTR, &error);
+ int32_t testOnly = getIntegerAttribute(tree, TEST_ONLY_ATTR, &error, 0);
if (error != "") {
- fprintf(stderr, "ERROR getting 'android:minSdkVersion' attribute: %s\n", error.string());
+ fprintf(stderr, "ERROR getting 'android:testOnly' attribute: %s\n", error.string());
goto bail;
}
- if (sdkVersion != -1) {
- printf("sdkVersion:'%d'\n", sdkVersion);
+ if (testOnly != 0) {
+ printf("testOnly='%d'\n", testOnly);
+ }
+ } else if (tag == "uses-sdk") {
+ int32_t code = getIntegerAttribute(tree, MIN_SDK_VERSION_ATTR, &error);
+ if (error != "") {
+ error = "";
+ String8 name = getResolvedAttribute(&res, tree, MIN_SDK_VERSION_ATTR, &error);
+ if (error != "") {
+ fprintf(stderr, "ERROR getting 'android:minSdkVersion' attribute: %s\n",
+ error.string());
+ goto bail;
+ }
+ if (name == "Donut") targetSdk = 4;
+ printf("sdkVersion:'%s'\n", name.string());
+ } else if (code != -1) {
+ targetSdk = code;
+ printf("sdkVersion:'%d'\n", code);
+ }
+ code = getIntegerAttribute(tree, TARGET_SDK_VERSION_ATTR, &error);
+ if (error != "") {
+ error = "";
+ String8 name = getResolvedAttribute(&res, tree, TARGET_SDK_VERSION_ATTR, &error);
+ if (error != "") {
+ fprintf(stderr, "ERROR getting 'android:targetSdkVersion' attribute: %s\n",
+ error.string());
+ goto bail;
+ }
+ if (name == "Donut" && targetSdk < 4) targetSdk = 4;
+ printf("targetSdkVersion:'%s'\n", name.string());
+ } else if (code != -1) {
+ if (targetSdk < code) {
+ targetSdk = code;
+ }
+ printf("targetSdkVersion:'%d'\n", code);
+ }
+ } else if (tag == "uses-configuration") {
+ int32_t reqTouchScreen = getIntegerAttribute(tree,
+ REQ_TOUCH_SCREEN_ATTR, NULL, 0);
+ int32_t reqKeyboardType = getIntegerAttribute(tree,
+ REQ_KEYBOARD_TYPE_ATTR, NULL, 0);
+ int32_t reqHardKeyboard = getIntegerAttribute(tree,
+ REQ_HARD_KEYBOARD_ATTR, NULL, 0);
+ int32_t reqNavigation = getIntegerAttribute(tree,
+ REQ_NAVIGATION_ATTR, NULL, 0);
+ int32_t reqFiveWayNav = getIntegerAttribute(tree,
+ REQ_FIVE_WAY_NAV_ATTR, NULL, 0);
+ printf("uses-configuation:");
+ if (reqTouchScreen != 0) {
+ printf(" reqTouchScreen='%d'", reqTouchScreen);
+ }
+ if (reqKeyboardType != 0) {
+ printf(" reqKeyboardType='%d'", reqKeyboardType);
+ }
+ if (reqHardKeyboard != 0) {
+ printf(" reqHardKeyboard='%d'", reqHardKeyboard);
+ }
+ if (reqNavigation != 0) {
+ printf(" reqNavigation='%d'", reqNavigation);
+ }
+ if (reqFiveWayNav != 0) {
+ printf(" reqFiveWayNav='%d'", reqFiveWayNav);
+ }
+ printf("\n");
+ } else if (tag == "supports-density") {
+ int32_t dens = getIntegerAttribute(tree, DENSITY_ATTR, &error);
+ if (error != "") {
+ fprintf(stderr, "ERROR getting 'android:density' attribute: %s\n",
+ error.string());
+ goto bail;
}
+ printf("supports-density:'%d'\n", dens);
+ } else if (tag == "supports-screens") {
+ smallScreen = getIntegerAttribute(tree,
+ SMALL_SCREEN_ATTR, NULL, 1);
+ normalScreen = getIntegerAttribute(tree,
+ NORMAL_SCREEN_ATTR, NULL, 1);
+ largeScreen = getIntegerAttribute(tree,
+ LARGE_SCREEN_ATTR, NULL, 1);
}
} else if (depth == 3 && withinApplication) {
withinActivity = false;
}
}
} else if (depth == 5) {
- if (withinActivity) {
- if (tag == "action") {
- //printf("LOG: action tag\n");
- String8 action = getAttribute(tree, NAME_ATTR, &error);
- if (error != "") {
- fprintf(stderr, "ERROR getting 'android:name' attribute: %s\n", error.string());
- goto bail;
- }
- if (action == "android.intent.action.MAIN") {
- isMainActivity = true;
- //printf("LOG: isMainActivity==true\n");
- }
+ if (withinActivity) {
+ if (tag == "action") {
+ //printf("LOG: action tag\n");
+ String8 action = getAttribute(tree, NAME_ATTR, &error);
+ if (error != "") {
+ fprintf(stderr, "ERROR getting 'android:name' attribute: %s\n", error.string());
+ goto bail;
+ }
+ if (action == "android.intent.action.MAIN") {
+ isMainActivity = true;
+ //printf("LOG: isMainActivity==true\n");
+ }
} else if (tag == "category") {
String8 category = getAttribute(tree, NAME_ATTR, &error);
if (error != "") {
activityIcon.string());
}
}
+
+ // Determine default values for any unspecified screen sizes,
+ // based on the target SDK of the package. As of 4 (donut)
+ // the screen size support was introduced, so all default to
+ // enabled.
+ if (smallScreen > 0) {
+ smallScreen = targetSdk >= 4 ? -1 : 0;
+ }
+ if (normalScreen > 0) {
+ normalScreen = -1;
+ }
+ if (largeScreen > 0) {
+ largeScreen = targetSdk >= 4 ? -1 : 0;
+ }
+ printf("supports-screens:");
+ if (smallScreen != 0) printf(" 'small'");
+ if (normalScreen != 0) printf(" 'normal'");
+ if (largeScreen != 0) printf(" 'large'");
+ printf("\n");
+
printf("locales:");
Vector<String8> locales;
res.getLocales(&locales);
- const size_t N = locales.size();
- for (size_t i=0; i<N; i++) {
+ const size_t NL = locales.size();
+ for (size_t i=0; i<NL; i++) {
const char* localeStr = locales[i].string();
if (localeStr == NULL || strlen(localeStr) == 0) {
localeStr = "--_--";
printf(" '%s'", localeStr);
}
printf("\n");
+
+ Vector<ResTable_config> configs;
+ res.getConfigurations(&configs);
+ SortedVector<int> densities;
+ const size_t NC = configs.size();
+ for (size_t i=0; i<NC; i++) {
+ int dens = configs[i].density;
+ if (dens == 0) dens = 160;
+ densities.add(dens);
+ }
+
+ printf("densities:");
+ const size_t ND = densities.size();
+ for (size_t i=0; i<ND; i++) {
+ printf(" '%d'", densities[i]);
+ }
+ printf("\n");
+
+ AssetDir* dir = assets.openNonAssetDir(assetsCookie, "lib");
+ if (dir != NULL) {
+ if (dir->getFileCount() > 0) {
+ printf("native-code:");
+ for (size_t i=0; i<dir->getFileCount(); i++) {
+ printf(" '%s'", dir->getFileName(i).string());
+ }
+ printf("\n");
+ }
+ delete dir;
+ }
} else if (strcmp("configurations", option) == 0) {
Vector<ResTable_config> configs;
res.getConfigurations(&configs);
}
free(allocRows);
}
+ free(info9Patch.xDivs);
+ free(info9Patch.yDivs);
+ free(info9Patch.colors);
}
png_uint_32 width;
int i;
png_unknown_chunk unknowns[1];
+ unknowns[0].data = NULL;
png_bytepp outRows = (png_bytepp) malloc((int) imageInfo.height * png_sizeof(png_bytep));
if (outRows == (png_bytepp) 0) {
free(outRows[i]);
}
free(outRows);
+ free(unknowns[0].data);
png_get_IHDR(write_ptr, write_info, &width, &height,
&bit_depth, &color_type, &interlace_type,
#include "Main.h"
#include "Bundle.h"
-#include <utils.h>
-#include <utils/ZipFile.h>
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
#include <stdlib.h>
#include <getopt.h>
" %s l[ist] [-v] [-a] file.{zip,jar,apk}\n"
" List contents of Zip-compatible archive.\n\n", gProgName);
fprintf(stderr,
- " %s d[ump] WHAT file.{apk} [asset [asset ...]]\n"
+ " %s d[ump] [--values] WHAT file.{apk} [asset [asset ...]]\n"
" badging Print the label and icon for the app declared in APK.\n"
" permissions Print the permissions from the APK.\n"
" resources Print the resource table from the APK.\n"
" xmlstrings Print the strings of the given compiled xml assets.\n\n", gProgName);
fprintf(stderr,
" %s p[ackage] [-d][-f][-m][-u][-v][-x][-z][-M AndroidManifest.xml] \\\n"
- " [-0 extension [-0 extension ...]] \\\n"
- " [-g tolerance] \\\n"
- " [-j jarfile] \\\n"
+ " [-0 extension [-0 extension ...]] [-g tolerance] [-j jarfile] \\\n"
+ " [--min-sdk-version VAL] [--target-sdk-version VAL] \\\n"
+ " [--max-sdk-version VAL] [--app-version VAL] \\\n"
+ " [--app-version-name TEXT] \\\n"
" [-I base-package [-I base-package ...]] \\\n"
" [-A asset-source-dir] [-P public-definitions-file] \\\n"
" [-S resource-sources [-S resource-sources ...]] "
" and the first match found (left to right) will take precedence."
" -0 specifies an additional extension for which such files will not\n"
" be stored compressed in the .apk. An empty string means to not\n"
- " compress any files at all.\n");
+ " compress any files at all.\n"
+ " --min-sdk-version\n"
+ " inserts android:minSdkVersion in to manifest.\n"
+ " --target-sdk-version\n"
+ " inserts android:targetSdkVersion in to manifest.\n"
+ " --max-sdk-version\n"
+ " inserts android:maxSdkVersion in to manifest.\n"
+ " --values\n"
+ " when used with \"dump resources\" also includes resource values.\n"
+ " --version-code\n"
+ " inserts android:versionCode in to manifest.\n"
+ " --version-name\n"
+ " inserts android:versionName in to manifest.\n");
}
/*
bundle.setCompressionMethod(ZipEntry::kCompressStored);
}
break;
+ case '-':
+ if (strcmp(cp, "-min-sdk-version") == 0) {
+ argc--;
+ argv++;
+ if (!argc) {
+ fprintf(stderr, "ERROR: No argument supplied for '--min-sdk-version' option\n");
+ wantUsage = true;
+ goto bail;
+ }
+ bundle.setMinSdkVersion(argv[0]);
+ } else if (strcmp(cp, "-target-sdk-version") == 0) {
+ argc--;
+ argv++;
+ if (!argc) {
+ fprintf(stderr, "ERROR: No argument supplied for '--target-sdk-version' option\n");
+ wantUsage = true;
+ goto bail;
+ }
+ bundle.setTargetSdkVersion(argv[0]);
+ } else if (strcmp(cp, "-max-sdk-version") == 0) {
+ argc--;
+ argv++;
+ if (!argc) {
+ fprintf(stderr, "ERROR: No argument supplied for '--max-sdk-version' option\n");
+ wantUsage = true;
+ goto bail;
+ }
+ bundle.setMaxSdkVersion(argv[0]);
+ } else if (strcmp(cp, "-version-code") == 0) {
+ argc--;
+ argv++;
+ if (!argc) {
+ fprintf(stderr, "ERROR: No argument supplied for '--version-code' option\n");
+ wantUsage = true;
+ goto bail;
+ }
+ bundle.setVersionCode(argv[0]);
+ } else if (strcmp(cp, "-version-name") == 0) {
+ argc--;
+ argv++;
+ if (!argc) {
+ fprintf(stderr, "ERROR: No argument supplied for '--version-name' option\n");
+ wantUsage = true;
+ goto bail;
+ }
+ bundle.setVersionName(argv[0]);
+ } else if (strcmp(cp, "-values") == 0) {
+ bundle.setValues(true);
+ } else {
+ fprintf(stderr, "ERROR: Unknown option '-%s'\n", cp);
+ wantUsage = true;
+ goto bail;
+ }
+ cp += strlen(cp) - 1;
+ break;
default:
fprintf(stderr, "ERROR: Unknown flag '-%c'\n", *cp);
wantUsage = true;
#ifndef __MAIN_H
#define __MAIN_H
-#include <utils.h>
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
#include "Bundle.h"
#include "AaptAssets.h"
-#include <utils/ZipFile.h>
+#include "ZipFile.h"
extern int doVersion(Bundle* bundle);
extern int doList(Bundle* bundle);
#include "AaptAssets.h"
#include "ResourceTable.h"
-#include <utils.h>
-#include <utils/ZipFile.h>
+#include <utils/Log.h>
+#include <utils/threads.h>
+#include <utils/List.h>
+#include <utils/Errors.h>
#include <sys/types.h>
#include <dirent.h>
delete zip; // close the file so we can remove it in Win32
zip = NULL;
if (unlink(outputFile.string()) != 0) {
- fprintf(stderr, "WARNING: could not unlink '%s'\n", outputFile.string());
+ fprintf(stderr, "warning: could not unlink '%s'\n", outputFile.string());
}
}
printf("Removing %s due to earlier failures\n", outputFile.string());
}
if (unlink(outputFile.string()) != 0) {
- fprintf(stderr, "WARNING: could not unlink '%s'\n", outputFile.string());
+ fprintf(stderr, "warning: could not unlink '%s'\n", outputFile.string());
}
}
if (fileNameLen > excludeExtensionLen
&& (0 == strcmp(storageName.string() + (fileNameLen - excludeExtensionLen),
kExcludeExtension))) {
- fprintf(stderr, "WARNING: '%s' not added to Zip\n", storageName.string());
+ fprintf(stderr, "warning: '%s' not added to Zip\n", storageName.string());
return true;
}
}
}
-class ResourceTypeSet : public RefBase,
- public KeyedVector<String8,sp<AaptGroup> >
-{
-public:
- ResourceTypeSet();
-};
-
ResourceTypeSet::ResourceTypeSet()
:RefBase(),
KeyedVector<String8,sp<AaptGroup> >()
static status_t parsePackage(const sp<AaptAssets>& assets, const sp<AaptGroup>& grp)
{
if (grp->getFiles().size() != 1) {
- fprintf(stderr, "WARNING: Multiple AndroidManifest.xml files found, using %s\n",
+ fprintf(stderr, "warning: Multiple AndroidManifest.xml files found, using %s\n",
grp->getFiles().valueAt(0)->getPrintableSource().string());
}
if (code == ResXMLTree::START_TAG) {
ssize_t index = parser.indexOfAttribute(NULL, "id");
if (index >= 0) {
- fprintf(stderr, "%s:%d: WARNING: found plain 'id' attribute; did you mean the new 'android:id' name?\n",
+ fprintf(stderr, "%s:%d: warning: found plain 'id' attribute; did you mean the new 'android:id' name?\n",
path.string(), parser.getLineNumber());
}
}
}
}
-static void applyFileOverlay(const sp<AaptAssets>& assets,
+static bool applyFileOverlay(const sp<AaptAssets>& assets,
const sp<ResourceTypeSet>& baseSet,
const char *resType)
{
// Also add any found only in the overlay.
sp<AaptAssets> overlay = assets->getOverlay();
String8 resTypeString(resType);
-
+
// work through the linked list of overlays
while (overlay.get()) {
KeyedVector<String8, sp<ResourceTypeSet> >* overlayRes = overlay->getResources();
size_t overlayCount = overlaySet->size();
for (size_t overlayIndex=0; overlayIndex<overlayCount; overlayIndex++) {
size_t baseIndex = baseSet->indexOfKey(overlaySet->keyAt(overlayIndex));
- if (baseIndex != UNKNOWN_ERROR) {
+ if (baseIndex < UNKNOWN_ERROR) {
// look for same flavor. For a given file (strings.xml, for example)
// there may be a locale specific or other flavors - we want to match
// the same flavor.
}
} else {
// this group doesn't exist (a file that's only in the overlay)
- // add it
- baseSet->add(overlaySet->keyAt(overlayIndex),
- overlaySet->valueAt(overlayIndex));
+ fprintf(stderr, "aapt: error: "
+ "*** Resource file '%s' exists only in an overlay\n",
+ overlaySet->keyAt(overlayIndex).string());
+ return false;
}
}
// this overlay didn't have resources for this type
// try next overlay
overlay = overlay->getOverlay();
}
- return;
+ return true;
+}
+
+void addTagAttribute(const sp<XMLNode>& node, const char* ns8,
+ const char* attr8, const char* value)
+{
+ if (value == NULL) {
+ return;
+ }
+
+ const String16 ns(ns8);
+ const String16 attr(attr8);
+
+ if (node->getAttribute(ns, attr) != NULL) {
+ fprintf(stderr, "Warning: AndroidManifest.xml already defines %s (in %s)\n",
+ String8(attr).string(), String8(ns).string());
+ return;
+ }
+
+ node->addAttribute(ns, attr, String16(value));
+}
+
+status_t massageManifest(Bundle* bundle, sp<XMLNode> root)
+{
+ root = root->searchElement(String16(), String16("manifest"));
+ if (root == NULL) {
+ fprintf(stderr, "No <manifest> tag.\n");
+ return UNKNOWN_ERROR;
+ }
+
+ addTagAttribute(root, RESOURCES_ANDROID_NAMESPACE, "versionCode",
+ bundle->getVersionCode());
+ addTagAttribute(root, RESOURCES_ANDROID_NAMESPACE, "versionName",
+ bundle->getVersionName());
+
+ if (bundle->getMinSdkVersion() != NULL
+ || bundle->getTargetSdkVersion() != NULL
+ || bundle->getMaxSdkVersion() != NULL) {
+ sp<XMLNode> vers = root->getChildElement(String16(), String16("uses-sdk"));
+ if (vers == NULL) {
+ vers = XMLNode::newElement(root->getFilename(), String16(), String16("uses-sdk"));
+ root->insertChildAt(vers, 0);
+ }
+
+ addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "minSdkVersion",
+ bundle->getMinSdkVersion());
+ addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "targetSdkVersion",
+ bundle->getTargetSdkVersion());
+ addTagAttribute(vers, RESOURCES_ANDROID_NAMESPACE, "maxSdkVersion",
+ bundle->getMaxSdkVersion());
+ }
+
+ return NO_ERROR;
}
#define ASSIGN_IT(n) \
current = current->getOverlay();
}
// apply the overlay files to the base set
- applyFileOverlay(assets, drawables, "drawable");
- applyFileOverlay(assets, layouts, "layout");
- applyFileOverlay(assets, anims, "anim");
- applyFileOverlay(assets, xmls, "xml");
- applyFileOverlay(assets, raws, "raw");
- applyFileOverlay(assets, colors, "color");
- applyFileOverlay(assets, menus, "menu");
+ if (!applyFileOverlay(assets, drawables, "drawable") ||
+ !applyFileOverlay(assets, layouts, "layout") ||
+ !applyFileOverlay(assets, anims, "anim") ||
+ !applyFileOverlay(assets, xmls, "xml") ||
+ !applyFileOverlay(assets, raws, "raw") ||
+ !applyFileOverlay(assets, colors, "color") ||
+ !applyFileOverlay(assets, menus, "menu")) {
+ return UNKNOWN_ERROR;
+ }
bool hasErrors = false;
// Generate final compiled manifest file.
manifestFile->clearData();
- err = compileXmlFile(assets, manifestFile, &table);
+ sp<XMLNode> manifestTree = XMLNode::parse(manifestFile);
+ if (manifestTree == NULL) {
+ return UNKNOWN_ERROR;
+ }
+ err = massageManifest(bundle, manifestTree);
+ if (err < NO_ERROR) {
+ return err;
+ }
+ err = compileXmlFile(assets, manifestTree, manifestFile, &table);
if (err < NO_ERROR) {
return err;
}
printf(" Writing public definitions to %s.\n", bundle->getPublicOutputFile());
}
table.writePublicDefinitions(String16(assets->getPackage()), fp);
+ fclose(fp);
}
NOISY(
return err;
}
}
-
return err;
}
if (root == NULL) {
return UNKNOWN_ERROR;
}
+
+ return compileXmlFile(assets, root, target, table, options);
+}
+
+status_t compileXmlFile(const sp<AaptAssets>& assets,
+ const sp<XMLNode>& root,
+ const sp<AaptFile>& target,
+ ResourceTable* table,
+ int options)
+{
if ((options&XML_COMPILE_STRIP_WHITESPACE) != 0) {
root->removeWhitespace(true, NULL);
} else if ((options&XML_COMPILE_COMPACT_WHITESPACE) != 0) {
const String16 string_array16("string-array");
const String16 integer_array16("integer-array");
const String16 public16("public");
+ const String16 public_padding16("public-padding");
const String16 private_symbols16("private-symbols");
const String16 skip16("skip");
const String16 eat_comment16("eat-comment");
bool hasErrors = false;
- uint32_t nextPublicId = 0;
+ DefaultKeyedVector<String16, uint32_t> nextPublicId(0);
ResXMLTree::event_code_t code;
do {
String16 curType;
int32_t curFormat = ResTable_map::TYPE_ANY;
bool curIsBag = false;
+ bool curIsBagReplaceOnOverwrite = false;
bool curIsStyled = false;
bool curIsPseudolocalizable = false;
bool localHasErrors = false;
hasErrors = localHasErrors = true;
} else {
ident = identValue.data;
- nextPublicId = ident+1;
+ nextPublicId.replaceValueFor(type, ident+1);
}
- } else if (nextPublicId == 0) {
+ } else if (nextPublicId.indexOfKey(type) < 0) {
srcPos.error("No 'id' attribute supplied <public>,"
" and no previous id defined in this file.\n");
hasErrors = localHasErrors = true;
} else if (!localHasErrors) {
- ident = nextPublicId;
- nextPublicId++;
+ ident = nextPublicId.valueFor(type);
+ nextPublicId.replaceValueFor(type, ident+1);
}
if (!localHasErrors) {
}
continue;
+ } else if (strcmp16(block.getElementName(&len), public_padding16.string()) == 0) {
+ SourcePos srcPos(in->getPrintableSource(), block.getLineNumber());
+
+ String16 type;
+ ssize_t typeIdx = block.indexOfAttribute(NULL, "type");
+ if (typeIdx < 0) {
+ srcPos.error("A 'type' attribute is required for <public-padding>\n");
+ hasErrors = localHasErrors = true;
+ }
+ type = String16(block.getAttributeStringValue(typeIdx, &len));
+
+ String16 name;
+ ssize_t nameIdx = block.indexOfAttribute(NULL, "name");
+ if (nameIdx < 0) {
+ srcPos.error("A 'name' attribute is required for <public-padding>\n");
+ hasErrors = localHasErrors = true;
+ }
+ name = String16(block.getAttributeStringValue(nameIdx, &len));
+
+ uint32_t start = 0;
+ ssize_t startIdx = block.indexOfAttribute(NULL, "start");
+ if (startIdx >= 0) {
+ const char16_t* startStr = block.getAttributeStringValue(startIdx, &len);
+ Res_value startValue;
+ if (!ResTable::stringToInt(startStr, len, &startValue)) {
+ srcPos.error("Given 'start' attribute is not an integer: %s\n",
+ String8(block.getAttributeStringValue(startIdx, &len)).string());
+ hasErrors = localHasErrors = true;
+ } else {
+ start = startValue.data;
+ }
+ } else if (nextPublicId.indexOfKey(type) < 0) {
+ srcPos.error("No 'start' attribute supplied <public-padding>,"
+ " and no previous id defined in this file.\n");
+ hasErrors = localHasErrors = true;
+ } else if (!localHasErrors) {
+ start = nextPublicId.valueFor(type);
+ }
+
+ uint32_t end = 0;
+ ssize_t endIdx = block.indexOfAttribute(NULL, "end");
+ if (endIdx >= 0) {
+ const char16_t* endStr = block.getAttributeStringValue(endIdx, &len);
+ Res_value endValue;
+ if (!ResTable::stringToInt(endStr, len, &endValue)) {
+ srcPos.error("Given 'end' attribute is not an integer: %s\n",
+ String8(block.getAttributeStringValue(endIdx, &len)).string());
+ hasErrors = localHasErrors = true;
+ } else {
+ end = endValue.data;
+ }
+ } else {
+ srcPos.error("No 'end' attribute supplied <public-padding>\n");
+ hasErrors = localHasErrors = true;
+ }
+
+ if (end >= start) {
+ nextPublicId.replaceValueFor(type, end+1);
+ } else {
+ srcPos.error("Padding start '%ul' is after end '%ul'\n",
+ start, end);
+ hasErrors = localHasErrors = true;
+ }
+
+ String16 comment(
+ block.getComment(&len) ? block.getComment(&len) : nulStr);
+ for (uint32_t curIdent=start; curIdent<=end; curIdent++) {
+ if (localHasErrors) {
+ break;
+ }
+ String16 curName(name);
+ char buf[64];
+ sprintf(buf, "%d", (int)(end-curIdent+1));
+ curName.append(String16(buf));
+
+ err = outTable->addEntry(srcPos, myPackage, type, curName,
+ String16("padding"), NULL, &curParams, false,
+ ResTable_map::TYPE_STRING, overwrite);
+ if (err < NO_ERROR) {
+ hasErrors = localHasErrors = true;
+ break;
+ }
+ err = outTable->addPublic(srcPos, myPackage, type,
+ curName, curIdent);
+ if (err < NO_ERROR) {
+ hasErrors = localHasErrors = true;
+ break;
+ }
+ sp<AaptSymbols> symbols = assets->getSymbolsFor(String8("R"));
+ if (symbols != NULL) {
+ symbols = symbols->addNestedSymbol(String8(type), srcPos);
+ }
+ if (symbols != NULL) {
+ symbols->makeSymbolPublic(String8(curName), srcPos);
+ symbols->appendComment(String8(curName), comment, srcPos);
+ } else {
+ srcPos.error("Unable to create symbols!\n");
+ hasErrors = localHasErrors = true;
+ }
+ }
+
+ while ((code=block.next()) != ResXMLTree::END_DOCUMENT && code != ResXMLTree::BAD_DOCUMENT) {
+ if (code == ResXMLTree::END_TAG) {
+ if (strcmp16(block.getElementName(&len), public_padding16.string()) == 0) {
+ break;
+ }
+ }
+ }
+ continue;
+
} else if (strcmp16(block.getElementName(&len), private_symbols16.string()) == 0) {
String16 pkg;
ssize_t pkgIdx = block.indexOfAttribute(NULL, "package");
curTag = &array16;
curType = array16;
curIsBag = true;
+ curIsBagReplaceOnOverwrite = true;
ssize_t formatIdx = block.indexOfAttribute(NULL, "format");
if (formatIdx >= 0) {
String16 formatStr = String16(block.getAttributeStringValue(
curType = array16;
curFormat = ResTable_map::TYPE_REFERENCE|ResTable_map::TYPE_STRING;
curIsBag = true;
+ curIsBagReplaceOnOverwrite = true;
curIsPseudolocalizable = true;
} else if (strcmp16(block.getElementName(&len), integer_array16.string()) == 0) {
curTag = &integer_array16;
curType = array16;
curFormat = ResTable_map::TYPE_REFERENCE|ResTable_map::TYPE_INTEGER;
curIsBag = true;
+ curIsBagReplaceOnOverwrite = true;
} else {
SourcePos(in->getPrintableSource(), block.getLineNumber()).error(
"Found tag %s where item is expected\n",
}
if (!localHasErrors) {
- err = outTable->startBag(SourcePos(in->getPrintableSource(), block.getLineNumber()),
- myPackage, curType, ident, parentIdent, &curParams,
- overwrite);
+ err = outTable->startBag(SourcePos(in->getPrintableSource(),
+ block.getLineNumber()), myPackage, curType, ident,
+ parentIdent, &curParams,
+ overwrite, curIsBagReplaceOnOverwrite);
if (err != NO_ERROR) {
hasErrors = localHasErrors = true;
}
// pseudolocalize here
block.setPosition(parserPosition);
err = parseAndAddEntry(bundle, in, &block, pseudoParams, myPackage, curType,
- ident, *curTag, curIsStyled, curFormat, true, false, outTable);
+ ident, *curTag, curIsStyled, curFormat, true, overwrite, outTable);
if (err != NO_ERROR) {
hasErrors = localHasErrors = true;
}
} else if (id != 0) {
if (id == 127) {
if (mHaveAppPackage) {
- fprintf(stderr, "Included resource have two application packages!\n");
+ fprintf(stderr, "Included resources have two application packages!\n");
return UNKNOWN_ERROR;
}
mHaveAppPackage = true;
String8(value).string());
}
#endif
-
- sp<Entry> e = getEntry(package, type, name, sourcePos, params, doSetIndex);
+
+ sp<Entry> e = getEntry(package, type, name, sourcePos, overwrite,
+ params, doSetIndex);
if (e == NULL) {
return UNKNOWN_ERROR;
}
const String16& name,
const String16& bagParent,
const ResTable_config* params,
+ bool overlay,
bool replace, bool isId)
{
status_t result = NO_ERROR;
sourcePos.file.striing(), sourcePos.line, String8(type).string());
}
#endif
-
- sp<Entry> e = getEntry(package, type, name, sourcePos, params);
+ if (overlay && !hasBagOrEntry(package, type, name)) {
+ sourcePos.error("Can't add new bags in an overlay. See '%s'\n",
+ String8(name).string());
+ return UNKNOWN_ERROR;
+ }
+ sp<Entry> e = getEntry(package, type, name, sourcePos, overlay, params);
if (e == NULL) {
return UNKNOWN_ERROR;
}
return result;
}
- if (replace) {
+ if (overlay && replace) {
return e->emptyBag(sourcePos);
}
return result;
sourcePos.file.striing(), sourcePos.line, String8(type).string());
}
#endif
-
- sp<Entry> e = getEntry(package, type, name, sourcePos, params);
+ sp<Entry> e = getEntry(package, type, name, sourcePos, replace, params);
if (e == NULL) {
return UNKNOWN_ERROR;
}
mItem.sourcePos.file.string(), mItem.sourcePos.line);
return UNKNOWN_ERROR;
}
-
+
mType = TYPE_ITEM;
mItem = item;
mItemFormat = format;
sp<ResourceTable::Entry> ResourceTable::Type::getEntry(const String16& entry,
const SourcePos& sourcePos,
const ResTable_config* config,
- bool doSetIndex)
+ bool doSetIndex,
+ bool overlay)
{
int pos = -1;
sp<ConfigList> c = mConfigs.valueFor(entry);
if (c == NULL) {
+ if (overlay == true) {
+ sourcePos.error("Resource %s appears in overlay but not"
+ " in the base package.\n", String8(entry).string());
+ return NULL;
+ }
c = new ConfigList(entry, sourcePos);
mConfigs.add(entry, c);
pos = (int)mOrderedConfigs.size();
const String16& type,
const String16& name,
const SourcePos& sourcePos,
+ bool overlay,
const ResTable_config* config,
bool doSetIndex)
{
if (t == NULL) {
return NULL;
}
- return t->getEntry(name, sourcePos, config, doSetIndex);
+ return t->getEntry(name, sourcePos, config, doSetIndex, overlay);
}
sp<const ResourceTable::Entry> ResourceTable::getEntry(uint32_t resID,
}
if (p == NULL) {
- fprintf(stderr, "WARNING: Package not found for resource #%08x\n", resID);
+ fprintf(stderr, "warning: Package not found for resource #%08x\n", resID);
return NULL;
}
int tid = Res_GETTYPE(resID);
if (tid < 0 || tid >= (int)p->getOrderedTypes().size()) {
- fprintf(stderr, "WARNING: Type not found for resource #%08x\n", resID);
+ fprintf(stderr, "warning: Type not found for resource #%08x\n", resID);
return NULL;
}
sp<Type> t = p->getOrderedTypes()[tid];
int eid = Res_GETENTRY(resID);
if (eid < 0 || eid >= (int)t->getOrderedConfigs().size()) {
- fprintf(stderr, "WARNING: Entry not found for resource #%08x\n", resID);
+ fprintf(stderr, "warning: Entry not found for resource #%08x\n", resID);
return NULL;
}
sp<ConfigList> c = t->getOrderedConfigs()[eid];
if (c == NULL) {
- fprintf(stderr, "WARNING: Entry not found for resource #%08x\n", resID);
+ fprintf(stderr, "warning: Entry not found for resource #%08x\n", resID);
return NULL;
}
if (config) cdesc = *config;
sp<Entry> e = c->getEntries().valueFor(cdesc);
if (c == NULL) {
- fprintf(stderr, "WARNING: Entry configuration not found for resource #%08x\n", resID);
+ fprintf(stderr, "warning: Entry configuration not found for resource #%08x\n", resID);
return NULL;
}
for (size_t i=0; i<N; i++) {
const Item& it = e->getBag().valueAt(i);
if (it.bagKeyId == 0) {
- fprintf(stderr, "WARNING: ID not yet assigned to '%s' in bag '%s'\n",
+ fprintf(stderr, "warning: ID not yet assigned to '%s' in bag '%s'\n",
String8(e->getName()).string(),
String8(e->getBag().keyAt(i)).string());
}
break;
}
}
- fprintf(stderr, "WARNING: Circular reference detected in key '%s' of bag '%s'\n",
+ fprintf(stderr, "warning: Circular reference detected in key '%s' of bag '%s'\n",
String8(e->getName()).string(),
String8(e->getBag().keyAt(i)).string());
return false;
using namespace std;
+class XMLNode;
class ResourceTable;
enum {
ResourceTable* table,
int options = XML_COMPILE_STANDARD_RESOURCE);
+status_t compileXmlFile(const sp<AaptAssets>& assets,
+ const sp<XMLNode>& xmlTree,
+ const sp<AaptFile>& target,
+ ResourceTable* table,
+ int options = XML_COMPILE_STANDARD_RESOURCE);
+
status_t compileResourceFile(Bundle* bundle,
const sp<AaptAssets>& assets,
const sp<AaptFile>& in,
const String16& name,
const String16& bagParent,
const ResTable_config* params = NULL,
+ bool overlay = false,
bool replace = false,
bool isId = false);
sp<Entry> getEntry(const String16& entry,
const SourcePos& pos,
const ResTable_config* config = NULL,
- bool doSetIndex = false);
+ bool doSetIndex = false,
+ bool overlay = false);
const SourcePos& getFirstPublicSourcePos() const { return *mFirstPublicSourcePos; }
const String16& type,
const String16& name,
const SourcePos& pos,
+ bool overlay,
const ResTable_config* config = NULL,
bool doSetIndex = false);
sp<const Entry> getEntry(uint32_t resID,
void
ErrorPos::print(FILE* to) const
{
- const char* type = fatal ? "ERROR" : "WARNING";
+ const char* type = fatal ? "error:" : "warning:";
if (this->line >= 0) {
fprintf(to, "%s:%d: %s %s\n", this->file.string(), this->line, type, this->error.string());
spanStack.pop();
if (empty) {
- fprintf(stderr, "%s:%d: WARNING: empty '%s' span found in text '%s'\n",
+ fprintf(stderr, "%s:%d: warning: empty '%s' span found in text '%s'\n",
fileName, inXml->getLineNumber(),
String8(spanTag).string(), String8(*outString).string());
XMLNode::XMLNode(const String8& filename)
: mFilename(filename)
{
+ memset(&mCharsValue, 0, sizeof(mCharsValue));
}
XMLNode::type XMLNode::getType() const
return mChildren;
}
+const String8& XMLNode::getFilename() const
+{
+ return mFilename;
+}
+
const Vector<XMLNode::attribute_entry>&
XMLNode::getAttributes() const
{
return mAttributes;
}
+const XMLNode::attribute_entry* XMLNode::getAttribute(const String16& ns,
+ const String16& name) const
+{
+ for (size_t i=0; i<mAttributes.size(); i++) {
+ const attribute_entry& ae(mAttributes.itemAt(i));
+ if (ae.ns == ns && ae.name == name) {
+ return &ae;
+ }
+ }
+
+ return NULL;
+}
+
const String16& XMLNode::getCData() const
{
return mChars;
return mEndLineNumber;
}
+sp<XMLNode> XMLNode::searchElement(const String16& tagNamespace, const String16& tagName)
+{
+ if (getType() == XMLNode::TYPE_ELEMENT
+ && mNamespaceUri == tagNamespace
+ && mElementName == tagName) {
+ return this;
+ }
+
+ for (size_t i=0; i<mChildren.size(); i++) {
+ sp<XMLNode> found = mChildren.itemAt(i)->searchElement(tagNamespace, tagName);
+ if (found != NULL) {
+ return found;
+ }
+ }
+
+ return NULL;
+}
+
+sp<XMLNode> XMLNode::getChildElement(const String16& tagNamespace, const String16& tagName)
+{
+ for (size_t i=0; i<mChildren.size(); i++) {
+ sp<XMLNode> child = mChildren.itemAt(i);
+ if (child->getType() == XMLNode::TYPE_ELEMENT
+ && child->mNamespaceUri == tagNamespace
+ && child->mElementName == tagName) {
+ return child;
+ }
+ }
+
+ return NULL;
+}
+
status_t XMLNode::addChild(const sp<XMLNode>& child)
{
if (getType() == TYPE_CDATA) {
return NO_ERROR;
}
+status_t XMLNode::insertChildAt(const sp<XMLNode>& child, size_t index)
+{
+ if (getType() == TYPE_CDATA) {
+ SourcePos(mFilename, child->getStartLineNumber()).error("Child to CDATA node.");
+ return UNKNOWN_ERROR;
+ }
+ //printf("Adding child %p to parent %p\n", child.get(), this);
+ mChildren.insertAt(child, index);
+ return NO_ERROR;
+}
+
status_t XMLNode::addAttribute(const String16& ns, const String16& name,
const String16& value)
{
const String16& getElementName() const;
const Vector<sp<XMLNode> >& getChildren() const;
+ const String8& getFilename() const;
+
struct attribute_entry {
attribute_entry() : index(~(uint32_t)0), nameResId(0)
{
const Vector<attribute_entry>& getAttributes() const;
+ const attribute_entry* getAttribute(const String16& ns, const String16& name) const;
+
const String16& getCData() const;
const String16& getComment() const;
int32_t getStartLineNumber() const;
int32_t getEndLineNumber() const;
+ sp<XMLNode> searchElement(const String16& tagNamespace, const String16& tagName);
+
+ sp<XMLNode> getChildElement(const String16& tagNamespace, const String16& tagName);
+
status_t addChild(const sp<XMLNode>& child);
+ status_t insertChildAt(const sp<XMLNode>& child, size_t index);
+
status_t addAttribute(const String16& ns, const String16& name,
const String16& value);
--- /dev/null
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//
+// Access to entries in a Zip archive.
+//
+
+#define LOG_TAG "zip"
+
+#include "ZipEntry.h"
+#include <utils/Log.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+using namespace android;
+
+/*
+ * Initialize a new ZipEntry structure from a FILE* positioned at a
+ * CentralDirectoryEntry.
+ *
+ * On exit, the file pointer will be at the start of the next CDE or
+ * at the EOCD.
+ */
+status_t ZipEntry::initFromCDE(FILE* fp)
+{
+ status_t result;
+ long posn;
+ bool hasDD;
+
+ //LOGV("initFromCDE ---\n");
+
+ /* read the CDE */
+ result = mCDE.read(fp);
+ if (result != NO_ERROR) {
+ LOGD("mCDE.read failed\n");
+ return result;
+ }
+
+ //mCDE.dump();
+
+ /* using the info in the CDE, go load up the LFH */
+ posn = ftell(fp);
+ if (fseek(fp, mCDE.mLocalHeaderRelOffset, SEEK_SET) != 0) {
+ LOGD("local header seek failed (%ld)\n",
+ mCDE.mLocalHeaderRelOffset);
+ return UNKNOWN_ERROR;
+ }
+
+ result = mLFH.read(fp);
+ if (result != NO_ERROR) {
+ LOGD("mLFH.read failed\n");
+ return result;
+ }
+
+ if (fseek(fp, posn, SEEK_SET) != 0)
+ return UNKNOWN_ERROR;
+
+ //mLFH.dump();
+
+ /*
+ * We *might* need to read the Data Descriptor at this point and
+ * integrate it into the LFH. If this bit is set, the CRC-32,
+ * compressed size, and uncompressed size will be zero. In practice
+ * these seem to be rare.
+ */
+ hasDD = (mLFH.mGPBitFlag & kUsesDataDescr) != 0;
+ if (hasDD) {
+ // do something clever
+ //LOGD("+++ has data descriptor\n");
+ }
+
+ /*
+ * Sanity-check the LFH. Note that this will fail if the "kUsesDataDescr"
+ * flag is set, because the LFH is incomplete. (Not a problem, since we
+ * prefer the CDE values.)
+ */
+ if (!hasDD && !compareHeaders()) {
+ LOGW("warning: header mismatch\n");
+ // keep going?
+ }
+
+ /*
+ * If the mVersionToExtract is greater than 20, we may have an
+ * issue unpacking the record -- could be encrypted, compressed
+ * with something we don't support, or use Zip64 extensions. We
+ * can defer worrying about that to when we're extracting data.
+ */
+
+ return NO_ERROR;
+}
+
+/*
+ * Initialize a new entry. Pass in the file name and an optional comment.
+ *
+ * Initializes the CDE and the LFH.
+ */
+void ZipEntry::initNew(const char* fileName, const char* comment)
+{
+ assert(fileName != NULL && *fileName != '\0'); // name required
+
+ /* most fields are properly initialized by constructor */
+ mCDE.mVersionMadeBy = kDefaultMadeBy;
+ mCDE.mVersionToExtract = kDefaultVersion;
+ mCDE.mCompressionMethod = kCompressStored;
+ mCDE.mFileNameLength = strlen(fileName);
+ if (comment != NULL)
+ mCDE.mFileCommentLength = strlen(comment);
+ mCDE.mExternalAttrs = 0x81b60020; // matches what WinZip does
+
+ if (mCDE.mFileNameLength > 0) {
+ mCDE.mFileName = new unsigned char[mCDE.mFileNameLength+1];
+ strcpy((char*) mCDE.mFileName, fileName);
+ }
+ if (mCDE.mFileCommentLength > 0) {
+ /* TODO: stop assuming null-terminated ASCII here? */
+ mCDE.mFileComment = new unsigned char[mCDE.mFileCommentLength+1];
+ strcpy((char*) mCDE.mFileComment, comment);
+ }
+
+ copyCDEtoLFH();
+}
+
+/*
+ * Initialize a new entry, starting with the ZipEntry from a different
+ * archive.
+ *
+ * Initializes the CDE and the LFH.
+ */
+status_t ZipEntry::initFromExternal(const ZipFile* pZipFile,
+ const ZipEntry* pEntry)
+{
+ /*
+ * Copy everything in the CDE over, then fix up the hairy bits.
+ */
+ memcpy(&mCDE, &pEntry->mCDE, sizeof(mCDE));
+
+ if (mCDE.mFileNameLength > 0) {
+ mCDE.mFileName = new unsigned char[mCDE.mFileNameLength+1];
+ if (mCDE.mFileName == NULL)
+ return NO_MEMORY;
+ strcpy((char*) mCDE.mFileName, (char*)pEntry->mCDE.mFileName);
+ }
+ if (mCDE.mFileCommentLength > 0) {
+ mCDE.mFileComment = new unsigned char[mCDE.mFileCommentLength+1];
+ if (mCDE.mFileComment == NULL)
+ return NO_MEMORY;
+ strcpy((char*) mCDE.mFileComment, (char*)pEntry->mCDE.mFileComment);
+ }
+ if (mCDE.mExtraFieldLength > 0) {
+ /* we null-terminate this, though it may not be a string */
+ mCDE.mExtraField = new unsigned char[mCDE.mExtraFieldLength+1];
+ if (mCDE.mExtraField == NULL)
+ return NO_MEMORY;
+ memcpy(mCDE.mExtraField, pEntry->mCDE.mExtraField,
+ mCDE.mExtraFieldLength+1);
+ }
+
+ /* construct the LFH from the CDE */
+ copyCDEtoLFH();
+
+ /*
+ * The LFH "extra" field is independent of the CDE "extra", so we
+ * handle it here.
+ */
+ assert(mLFH.mExtraField == NULL);
+ mLFH.mExtraFieldLength = pEntry->mLFH.mExtraFieldLength;
+ if (mLFH.mExtraFieldLength > 0) {
+ mLFH.mExtraField = new unsigned char[mLFH.mExtraFieldLength+1];
+ if (mLFH.mExtraField == NULL)
+ return NO_MEMORY;
+ memcpy(mLFH.mExtraField, pEntry->mLFH.mExtraField,
+ mLFH.mExtraFieldLength+1);
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Insert pad bytes in the LFH by tweaking the "extra" field. This will
+ * potentially confuse something that put "extra" data in here earlier,
+ * but I can't find an actual problem.
+ */
+status_t ZipEntry::addPadding(int padding)
+{
+ if (padding <= 0)
+ return INVALID_OPERATION;
+
+ //LOGI("HEY: adding %d pad bytes to existing %d in %s\n",
+ // padding, mLFH.mExtraFieldLength, mCDE.mFileName);
+
+ if (mLFH.mExtraFieldLength > 0) {
+ /* extend existing field */
+ unsigned char* newExtra;
+
+ newExtra = new unsigned char[mLFH.mExtraFieldLength + padding];
+ if (newExtra == NULL)
+ return NO_MEMORY;
+ memset(newExtra + mLFH.mExtraFieldLength, 0, padding);
+ memcpy(newExtra, mLFH.mExtraField, mLFH.mExtraFieldLength);
+
+ delete[] mLFH.mExtraField;
+ mLFH.mExtraField = newExtra;
+ mLFH.mExtraFieldLength += padding;
+ } else {
+ /* create new field */
+ mLFH.mExtraField = new unsigned char[padding];
+ memset(mLFH.mExtraField, 0, padding);
+ mLFH.mExtraFieldLength = padding;
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Set the fields in the LFH equal to the corresponding fields in the CDE.
+ *
+ * This does not touch the LFH "extra" field.
+ */
+void ZipEntry::copyCDEtoLFH(void)
+{
+ mLFH.mVersionToExtract = mCDE.mVersionToExtract;
+ mLFH.mGPBitFlag = mCDE.mGPBitFlag;
+ mLFH.mCompressionMethod = mCDE.mCompressionMethod;
+ mLFH.mLastModFileTime = mCDE.mLastModFileTime;
+ mLFH.mLastModFileDate = mCDE.mLastModFileDate;
+ mLFH.mCRC32 = mCDE.mCRC32;
+ mLFH.mCompressedSize = mCDE.mCompressedSize;
+ mLFH.mUncompressedSize = mCDE.mUncompressedSize;
+ mLFH.mFileNameLength = mCDE.mFileNameLength;
+ // the "extra field" is independent
+
+ delete[] mLFH.mFileName;
+ if (mLFH.mFileNameLength > 0) {
+ mLFH.mFileName = new unsigned char[mLFH.mFileNameLength+1];
+ strcpy((char*) mLFH.mFileName, (const char*) mCDE.mFileName);
+ } else {
+ mLFH.mFileName = NULL;
+ }
+}
+
+/*
+ * Set some information about a file after we add it.
+ */
+void ZipEntry::setDataInfo(long uncompLen, long compLen, unsigned long crc32,
+ int compressionMethod)
+{
+ mCDE.mCompressionMethod = compressionMethod;
+ mCDE.mCRC32 = crc32;
+ mCDE.mCompressedSize = compLen;
+ mCDE.mUncompressedSize = uncompLen;
+ mCDE.mCompressionMethod = compressionMethod;
+ if (compressionMethod == kCompressDeflated) {
+ mCDE.mGPBitFlag |= 0x0002; // indicates maximum compression used
+ }
+ copyCDEtoLFH();
+}
+
+/*
+ * See if the data in mCDE and mLFH match up. This is mostly useful for
+ * debugging these classes, but it can be used to identify damaged
+ * archives.
+ *
+ * Returns "false" if they differ.
+ */
+bool ZipEntry::compareHeaders(void) const
+{
+ if (mCDE.mVersionToExtract != mLFH.mVersionToExtract) {
+ LOGV("cmp: VersionToExtract\n");
+ return false;
+ }
+ if (mCDE.mGPBitFlag != mLFH.mGPBitFlag) {
+ LOGV("cmp: GPBitFlag\n");
+ return false;
+ }
+ if (mCDE.mCompressionMethod != mLFH.mCompressionMethod) {
+ LOGV("cmp: CompressionMethod\n");
+ return false;
+ }
+ if (mCDE.mLastModFileTime != mLFH.mLastModFileTime) {
+ LOGV("cmp: LastModFileTime\n");
+ return false;
+ }
+ if (mCDE.mLastModFileDate != mLFH.mLastModFileDate) {
+ LOGV("cmp: LastModFileDate\n");
+ return false;
+ }
+ if (mCDE.mCRC32 != mLFH.mCRC32) {
+ LOGV("cmp: CRC32\n");
+ return false;
+ }
+ if (mCDE.mCompressedSize != mLFH.mCompressedSize) {
+ LOGV("cmp: CompressedSize\n");
+ return false;
+ }
+ if (mCDE.mUncompressedSize != mLFH.mUncompressedSize) {
+ LOGV("cmp: UncompressedSize\n");
+ return false;
+ }
+ if (mCDE.mFileNameLength != mLFH.mFileNameLength) {
+ LOGV("cmp: FileNameLength\n");
+ return false;
+ }
+#if 0 // this seems to be used for padding, not real data
+ if (mCDE.mExtraFieldLength != mLFH.mExtraFieldLength) {
+ LOGV("cmp: ExtraFieldLength\n");
+ return false;
+ }
+#endif
+ if (mCDE.mFileName != NULL) {
+ if (strcmp((char*) mCDE.mFileName, (char*) mLFH.mFileName) != 0) {
+ LOGV("cmp: FileName\n");
+ return false;
+ }
+ }
+
+ return true;
+}
+
+
+/*
+ * Convert the DOS date/time stamp into a UNIX time stamp.
+ */
+time_t ZipEntry::getModWhen(void) const
+{
+ struct tm parts;
+
+ parts.tm_sec = (mCDE.mLastModFileTime & 0x001f) << 1;
+ parts.tm_min = (mCDE.mLastModFileTime & 0x07e0) >> 5;
+ parts.tm_hour = (mCDE.mLastModFileTime & 0xf800) >> 11;
+ parts.tm_mday = (mCDE.mLastModFileDate & 0x001f);
+ parts.tm_mon = ((mCDE.mLastModFileDate & 0x01e0) >> 5) -1;
+ parts.tm_year = ((mCDE.mLastModFileDate & 0xfe00) >> 9) + 80;
+ parts.tm_wday = parts.tm_yday = 0;
+ parts.tm_isdst = -1; // DST info "not available"
+
+ return mktime(&parts);
+}
+
+/*
+ * Set the CDE/LFH timestamp from UNIX time.
+ */
+void ZipEntry::setModWhen(time_t when)
+{
+#ifdef HAVE_LOCALTIME_R
+ struct tm tmResult;
+#endif
+ time_t even;
+ unsigned short zdate, ztime;
+
+ struct tm* ptm;
+
+ /* round up to an even number of seconds */
+ even = (time_t)(((unsigned long)(when) + 1) & (~1));
+
+ /* expand */
+#ifdef HAVE_LOCALTIME_R
+ ptm = localtime_r(&even, &tmResult);
+#else
+ ptm = localtime(&even);
+#endif
+
+ int year;
+ year = ptm->tm_year;
+ if (year < 80)
+ year = 80;
+
+ zdate = (year - 80) << 9 | (ptm->tm_mon+1) << 5 | ptm->tm_mday;
+ ztime = ptm->tm_hour << 11 | ptm->tm_min << 5 | ptm->tm_sec >> 1;
+
+ mCDE.mLastModFileTime = mLFH.mLastModFileTime = ztime;
+ mCDE.mLastModFileDate = mLFH.mLastModFileDate = zdate;
+}
+
+
+/*
+ * ===========================================================================
+ * ZipEntry::LocalFileHeader
+ * ===========================================================================
+ */
+
+/*
+ * Read a local file header.
+ *
+ * On entry, "fp" points to the signature at the start of the header.
+ * On exit, "fp" points to the start of data.
+ */
+status_t ZipEntry::LocalFileHeader::read(FILE* fp)
+{
+ status_t result = NO_ERROR;
+ unsigned char buf[kLFHLen];
+
+ assert(mFileName == NULL);
+ assert(mExtraField == NULL);
+
+ if (fread(buf, 1, kLFHLen, fp) != kLFHLen) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ if (ZipEntry::getLongLE(&buf[0x00]) != kSignature) {
+ LOGD("whoops: didn't find expected signature\n");
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ mVersionToExtract = ZipEntry::getShortLE(&buf[0x04]);
+ mGPBitFlag = ZipEntry::getShortLE(&buf[0x06]);
+ mCompressionMethod = ZipEntry::getShortLE(&buf[0x08]);
+ mLastModFileTime = ZipEntry::getShortLE(&buf[0x0a]);
+ mLastModFileDate = ZipEntry::getShortLE(&buf[0x0c]);
+ mCRC32 = ZipEntry::getLongLE(&buf[0x0e]);
+ mCompressedSize = ZipEntry::getLongLE(&buf[0x12]);
+ mUncompressedSize = ZipEntry::getLongLE(&buf[0x16]);
+ mFileNameLength = ZipEntry::getShortLE(&buf[0x1a]);
+ mExtraFieldLength = ZipEntry::getShortLE(&buf[0x1c]);
+
+ // TODO: validate sizes
+
+ /* grab filename */
+ if (mFileNameLength != 0) {
+ mFileName = new unsigned char[mFileNameLength+1];
+ if (mFileName == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+ if (fread(mFileName, 1, mFileNameLength, fp) != mFileNameLength) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ mFileName[mFileNameLength] = '\0';
+ }
+
+ /* grab extra field */
+ if (mExtraFieldLength != 0) {
+ mExtraField = new unsigned char[mExtraFieldLength+1];
+ if (mExtraField == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+ if (fread(mExtraField, 1, mExtraFieldLength, fp) != mExtraFieldLength) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ mExtraField[mExtraFieldLength] = '\0';
+ }
+
+bail:
+ return result;
+}
+
+/*
+ * Write a local file header.
+ */
+status_t ZipEntry::LocalFileHeader::write(FILE* fp)
+{
+ unsigned char buf[kLFHLen];
+
+ ZipEntry::putLongLE(&buf[0x00], kSignature);
+ ZipEntry::putShortLE(&buf[0x04], mVersionToExtract);
+ ZipEntry::putShortLE(&buf[0x06], mGPBitFlag);
+ ZipEntry::putShortLE(&buf[0x08], mCompressionMethod);
+ ZipEntry::putShortLE(&buf[0x0a], mLastModFileTime);
+ ZipEntry::putShortLE(&buf[0x0c], mLastModFileDate);
+ ZipEntry::putLongLE(&buf[0x0e], mCRC32);
+ ZipEntry::putLongLE(&buf[0x12], mCompressedSize);
+ ZipEntry::putLongLE(&buf[0x16], mUncompressedSize);
+ ZipEntry::putShortLE(&buf[0x1a], mFileNameLength);
+ ZipEntry::putShortLE(&buf[0x1c], mExtraFieldLength);
+
+ if (fwrite(buf, 1, kLFHLen, fp) != kLFHLen)
+ return UNKNOWN_ERROR;
+
+ /* write filename */
+ if (mFileNameLength != 0) {
+ if (fwrite(mFileName, 1, mFileNameLength, fp) != mFileNameLength)
+ return UNKNOWN_ERROR;
+ }
+
+ /* write "extra field" */
+ if (mExtraFieldLength != 0) {
+ if (fwrite(mExtraField, 1, mExtraFieldLength, fp) != mExtraFieldLength)
+ return UNKNOWN_ERROR;
+ }
+
+ return NO_ERROR;
+}
+
+
+/*
+ * Dump the contents of a LocalFileHeader object.
+ */
+void ZipEntry::LocalFileHeader::dump(void) const
+{
+ LOGD(" LocalFileHeader contents:\n");
+ LOGD(" versToExt=%u gpBits=0x%04x compression=%u\n",
+ mVersionToExtract, mGPBitFlag, mCompressionMethod);
+ LOGD(" modTime=0x%04x modDate=0x%04x crc32=0x%08lx\n",
+ mLastModFileTime, mLastModFileDate, mCRC32);
+ LOGD(" compressedSize=%lu uncompressedSize=%lu\n",
+ mCompressedSize, mUncompressedSize);
+ LOGD(" filenameLen=%u extraLen=%u\n",
+ mFileNameLength, mExtraFieldLength);
+ if (mFileName != NULL)
+ LOGD(" filename: '%s'\n", mFileName);
+}
+
+
+/*
+ * ===========================================================================
+ * ZipEntry::CentralDirEntry
+ * ===========================================================================
+ */
+
+/*
+ * Read the central dir entry that appears next in the file.
+ *
+ * On entry, "fp" should be positioned on the signature bytes for the
+ * entry. On exit, "fp" will point at the signature word for the next
+ * entry or for the EOCD.
+ */
+status_t ZipEntry::CentralDirEntry::read(FILE* fp)
+{
+ status_t result = NO_ERROR;
+ unsigned char buf[kCDELen];
+
+ /* no re-use */
+ assert(mFileName == NULL);
+ assert(mExtraField == NULL);
+ assert(mFileComment == NULL);
+
+ if (fread(buf, 1, kCDELen, fp) != kCDELen) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ if (ZipEntry::getLongLE(&buf[0x00]) != kSignature) {
+ LOGD("Whoops: didn't find expected signature\n");
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ mVersionMadeBy = ZipEntry::getShortLE(&buf[0x04]);
+ mVersionToExtract = ZipEntry::getShortLE(&buf[0x06]);
+ mGPBitFlag = ZipEntry::getShortLE(&buf[0x08]);
+ mCompressionMethod = ZipEntry::getShortLE(&buf[0x0a]);
+ mLastModFileTime = ZipEntry::getShortLE(&buf[0x0c]);
+ mLastModFileDate = ZipEntry::getShortLE(&buf[0x0e]);
+ mCRC32 = ZipEntry::getLongLE(&buf[0x10]);
+ mCompressedSize = ZipEntry::getLongLE(&buf[0x14]);
+ mUncompressedSize = ZipEntry::getLongLE(&buf[0x18]);
+ mFileNameLength = ZipEntry::getShortLE(&buf[0x1c]);
+ mExtraFieldLength = ZipEntry::getShortLE(&buf[0x1e]);
+ mFileCommentLength = ZipEntry::getShortLE(&buf[0x20]);
+ mDiskNumberStart = ZipEntry::getShortLE(&buf[0x22]);
+ mInternalAttrs = ZipEntry::getShortLE(&buf[0x24]);
+ mExternalAttrs = ZipEntry::getLongLE(&buf[0x26]);
+ mLocalHeaderRelOffset = ZipEntry::getLongLE(&buf[0x2a]);
+
+ // TODO: validate sizes and offsets
+
+ /* grab filename */
+ if (mFileNameLength != 0) {
+ mFileName = new unsigned char[mFileNameLength+1];
+ if (mFileName == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+ if (fread(mFileName, 1, mFileNameLength, fp) != mFileNameLength) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ mFileName[mFileNameLength] = '\0';
+ }
+
+ /* read "extra field" */
+ if (mExtraFieldLength != 0) {
+ mExtraField = new unsigned char[mExtraFieldLength+1];
+ if (mExtraField == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+ if (fread(mExtraField, 1, mExtraFieldLength, fp) != mExtraFieldLength) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ mExtraField[mExtraFieldLength] = '\0';
+ }
+
+
+ /* grab comment, if any */
+ if (mFileCommentLength != 0) {
+ mFileComment = new unsigned char[mFileCommentLength+1];
+ if (mFileComment == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+ if (fread(mFileComment, 1, mFileCommentLength, fp) != mFileCommentLength)
+ {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ mFileComment[mFileCommentLength] = '\0';
+ }
+
+bail:
+ return result;
+}
+
+/*
+ * Write a central dir entry.
+ */
+status_t ZipEntry::CentralDirEntry::write(FILE* fp)
+{
+ unsigned char buf[kCDELen];
+
+ ZipEntry::putLongLE(&buf[0x00], kSignature);
+ ZipEntry::putShortLE(&buf[0x04], mVersionMadeBy);
+ ZipEntry::putShortLE(&buf[0x06], mVersionToExtract);
+ ZipEntry::putShortLE(&buf[0x08], mGPBitFlag);
+ ZipEntry::putShortLE(&buf[0x0a], mCompressionMethod);
+ ZipEntry::putShortLE(&buf[0x0c], mLastModFileTime);
+ ZipEntry::putShortLE(&buf[0x0e], mLastModFileDate);
+ ZipEntry::putLongLE(&buf[0x10], mCRC32);
+ ZipEntry::putLongLE(&buf[0x14], mCompressedSize);
+ ZipEntry::putLongLE(&buf[0x18], mUncompressedSize);
+ ZipEntry::putShortLE(&buf[0x1c], mFileNameLength);
+ ZipEntry::putShortLE(&buf[0x1e], mExtraFieldLength);
+ ZipEntry::putShortLE(&buf[0x20], mFileCommentLength);
+ ZipEntry::putShortLE(&buf[0x22], mDiskNumberStart);
+ ZipEntry::putShortLE(&buf[0x24], mInternalAttrs);
+ ZipEntry::putLongLE(&buf[0x26], mExternalAttrs);
+ ZipEntry::putLongLE(&buf[0x2a], mLocalHeaderRelOffset);
+
+ if (fwrite(buf, 1, kCDELen, fp) != kCDELen)
+ return UNKNOWN_ERROR;
+
+ /* write filename */
+ if (mFileNameLength != 0) {
+ if (fwrite(mFileName, 1, mFileNameLength, fp) != mFileNameLength)
+ return UNKNOWN_ERROR;
+ }
+
+ /* write "extra field" */
+ if (mExtraFieldLength != 0) {
+ if (fwrite(mExtraField, 1, mExtraFieldLength, fp) != mExtraFieldLength)
+ return UNKNOWN_ERROR;
+ }
+
+ /* write comment */
+ if (mFileCommentLength != 0) {
+ if (fwrite(mFileComment, 1, mFileCommentLength, fp) != mFileCommentLength)
+ return UNKNOWN_ERROR;
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Dump the contents of a CentralDirEntry object.
+ */
+void ZipEntry::CentralDirEntry::dump(void) const
+{
+ LOGD(" CentralDirEntry contents:\n");
+ LOGD(" versMadeBy=%u versToExt=%u gpBits=0x%04x compression=%u\n",
+ mVersionMadeBy, mVersionToExtract, mGPBitFlag, mCompressionMethod);
+ LOGD(" modTime=0x%04x modDate=0x%04x crc32=0x%08lx\n",
+ mLastModFileTime, mLastModFileDate, mCRC32);
+ LOGD(" compressedSize=%lu uncompressedSize=%lu\n",
+ mCompressedSize, mUncompressedSize);
+ LOGD(" filenameLen=%u extraLen=%u commentLen=%u\n",
+ mFileNameLength, mExtraFieldLength, mFileCommentLength);
+ LOGD(" diskNumStart=%u intAttr=0x%04x extAttr=0x%08lx relOffset=%lu\n",
+ mDiskNumberStart, mInternalAttrs, mExternalAttrs,
+ mLocalHeaderRelOffset);
+
+ if (mFileName != NULL)
+ LOGD(" filename: '%s'\n", mFileName);
+ if (mFileComment != NULL)
+ LOGD(" comment: '%s'\n", mFileComment);
+}
+
--- /dev/null
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//
+// Zip archive entries.
+//
+// The ZipEntry class is tightly meshed with the ZipFile class.
+//
+#ifndef __LIBS_ZIPENTRY_H
+#define __LIBS_ZIPENTRY_H
+
+#include <utils/Errors.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+
+namespace android {
+
+class ZipFile;
+
+/*
+ * ZipEntry objects represent a single entry in a Zip archive.
+ *
+ * You can use one of these to get or set information about an entry, but
+ * there are no functions here for accessing the data itself. (We could
+ * tuck a pointer to the ZipFile in here for convenience, but that raises
+ * the likelihood of using ZipEntry objects after discarding the ZipFile.)
+ *
+ * File information is stored in two places: next to the file data (the Local
+ * File Header, and possibly a Data Descriptor), and at the end of the file
+ * (the Central Directory Entry). The two must be kept in sync.
+ */
+class ZipEntry {
+public:
+ friend class ZipFile;
+
+ ZipEntry(void)
+ : mDeleted(false), mMarked(false)
+ {}
+ ~ZipEntry(void) {}
+
+ /*
+ * Returns "true" if the data is compressed.
+ */
+ bool isCompressed(void) const {
+ return mCDE.mCompressionMethod != kCompressStored;
+ }
+ int getCompressionMethod(void) const { return mCDE.mCompressionMethod; }
+
+ /*
+ * Return the uncompressed length.
+ */
+ off_t getUncompressedLen(void) const { return mCDE.mUncompressedSize; }
+
+ /*
+ * Return the compressed length. For uncompressed data, this returns
+ * the same thing as getUncompresesdLen().
+ */
+ off_t getCompressedLen(void) const { return mCDE.mCompressedSize; }
+
+ /*
+ * Return the absolute file offset of the start of the compressed or
+ * uncompressed data.
+ */
+ off_t getFileOffset(void) const {
+ return mCDE.mLocalHeaderRelOffset +
+ LocalFileHeader::kLFHLen +
+ mLFH.mFileNameLength +
+ mLFH.mExtraFieldLength;
+ }
+
+ /*
+ * Return the data CRC.
+ */
+ unsigned long getCRC32(void) const { return mCDE.mCRC32; }
+
+ /*
+ * Return file modification time in UNIX seconds-since-epoch.
+ */
+ time_t getModWhen(void) const;
+
+ /*
+ * Return the archived file name.
+ */
+ const char* getFileName(void) const { return (const char*) mCDE.mFileName; }
+
+ /*
+ * Application-defined "mark". Can be useful when synchronizing the
+ * contents of an archive with contents on disk.
+ */
+ bool getMarked(void) const { return mMarked; }
+ void setMarked(bool val) { mMarked = val; }
+
+ /*
+ * Some basic functions for raw data manipulation. "LE" means
+ * Little Endian.
+ */
+ static inline unsigned short getShortLE(const unsigned char* buf) {
+ return buf[0] | (buf[1] << 8);
+ }
+ static inline unsigned long getLongLE(const unsigned char* buf) {
+ return buf[0] | (buf[1] << 8) | (buf[2] << 16) | (buf[3] << 24);
+ }
+ static inline void putShortLE(unsigned char* buf, short val) {
+ buf[0] = (unsigned char) val;
+ buf[1] = (unsigned char) (val >> 8);
+ }
+ static inline void putLongLE(unsigned char* buf, long val) {
+ buf[0] = (unsigned char) val;
+ buf[1] = (unsigned char) (val >> 8);
+ buf[2] = (unsigned char) (val >> 16);
+ buf[3] = (unsigned char) (val >> 24);
+ }
+
+ /* defined for Zip archives */
+ enum {
+ kCompressStored = 0, // no compression
+ // shrunk = 1,
+ // reduced 1 = 2,
+ // reduced 2 = 3,
+ // reduced 3 = 4,
+ // reduced 4 = 5,
+ // imploded = 6,
+ // tokenized = 7,
+ kCompressDeflated = 8, // standard deflate
+ // Deflate64 = 9,
+ // lib imploded = 10,
+ // reserved = 11,
+ // bzip2 = 12,
+ };
+
+ /*
+ * Deletion flag. If set, the entry will be removed on the next
+ * call to "flush".
+ */
+ bool getDeleted(void) const { return mDeleted; }
+
+protected:
+ /*
+ * Initialize the structure from the file, which is pointing at
+ * our Central Directory entry.
+ */
+ status_t initFromCDE(FILE* fp);
+
+ /*
+ * Initialize the structure for a new file. We need the filename
+ * and comment so that we can properly size the LFH area. The
+ * filename is mandatory, the comment is optional.
+ */
+ void initNew(const char* fileName, const char* comment);
+
+ /*
+ * Initialize the structure with the contents of a ZipEntry from
+ * another file.
+ */
+ status_t initFromExternal(const ZipFile* pZipFile, const ZipEntry* pEntry);
+
+ /*
+ * Add some pad bytes to the LFH. We do this by adding or resizing
+ * the "extra" field.
+ */
+ status_t addPadding(int padding);
+
+ /*
+ * Set information about the data for this entry.
+ */
+ void setDataInfo(long uncompLen, long compLen, unsigned long crc32,
+ int compressionMethod);
+
+ /*
+ * Set the modification date.
+ */
+ void setModWhen(time_t when);
+
+ /*
+ * Return the offset of the local file header.
+ */
+ off_t getLFHOffset(void) const { return mCDE.mLocalHeaderRelOffset; }
+
+ /*
+ * Set the offset of the local file header, relative to the start of
+ * the current file.
+ */
+ void setLFHOffset(off_t offset) {
+ mCDE.mLocalHeaderRelOffset = (long) offset;
+ }
+
+ /* mark for deletion; used by ZipFile::remove() */
+ void setDeleted(void) { mDeleted = true; }
+
+private:
+ /* these are private and not defined */
+ ZipEntry(const ZipEntry& src);
+ ZipEntry& operator=(const ZipEntry& src);
+
+ /* returns "true" if the CDE and the LFH agree */
+ bool compareHeaders(void) const;
+ void copyCDEtoLFH(void);
+
+ bool mDeleted; // set if entry is pending deletion
+ bool mMarked; // app-defined marker
+
+ /*
+ * Every entry in the Zip archive starts off with one of these.
+ */
+ class LocalFileHeader {
+ public:
+ LocalFileHeader(void) :
+ mVersionToExtract(0),
+ mGPBitFlag(0),
+ mCompressionMethod(0),
+ mLastModFileTime(0),
+ mLastModFileDate(0),
+ mCRC32(0),
+ mCompressedSize(0),
+ mUncompressedSize(0),
+ mFileNameLength(0),
+ mExtraFieldLength(0),
+ mFileName(NULL),
+ mExtraField(NULL)
+ {}
+ virtual ~LocalFileHeader(void) {
+ delete[] mFileName;
+ delete[] mExtraField;
+ }
+
+ status_t read(FILE* fp);
+ status_t write(FILE* fp);
+
+ // unsigned long mSignature;
+ unsigned short mVersionToExtract;
+ unsigned short mGPBitFlag;
+ unsigned short mCompressionMethod;
+ unsigned short mLastModFileTime;
+ unsigned short mLastModFileDate;
+ unsigned long mCRC32;
+ unsigned long mCompressedSize;
+ unsigned long mUncompressedSize;
+ unsigned short mFileNameLength;
+ unsigned short mExtraFieldLength;
+ unsigned char* mFileName;
+ unsigned char* mExtraField;
+
+ enum {
+ kSignature = 0x04034b50,
+ kLFHLen = 30, // LocalFileHdr len, excl. var fields
+ };
+
+ void dump(void) const;
+ };
+
+ /*
+ * Every entry in the Zip archive has one of these in the "central
+ * directory" at the end of the file.
+ */
+ class CentralDirEntry {
+ public:
+ CentralDirEntry(void) :
+ mVersionMadeBy(0),
+ mVersionToExtract(0),
+ mGPBitFlag(0),
+ mCompressionMethod(0),
+ mLastModFileTime(0),
+ mLastModFileDate(0),
+ mCRC32(0),
+ mCompressedSize(0),
+ mUncompressedSize(0),
+ mFileNameLength(0),
+ mExtraFieldLength(0),
+ mFileCommentLength(0),
+ mDiskNumberStart(0),
+ mInternalAttrs(0),
+ mExternalAttrs(0),
+ mLocalHeaderRelOffset(0),
+ mFileName(NULL),
+ mExtraField(NULL),
+ mFileComment(NULL)
+ {}
+ virtual ~CentralDirEntry(void) {
+ delete[] mFileName;
+ delete[] mExtraField;
+ delete[] mFileComment;
+ }
+
+ status_t read(FILE* fp);
+ status_t write(FILE* fp);
+
+ // unsigned long mSignature;
+ unsigned short mVersionMadeBy;
+ unsigned short mVersionToExtract;
+ unsigned short mGPBitFlag;
+ unsigned short mCompressionMethod;
+ unsigned short mLastModFileTime;
+ unsigned short mLastModFileDate;
+ unsigned long mCRC32;
+ unsigned long mCompressedSize;
+ unsigned long mUncompressedSize;
+ unsigned short mFileNameLength;
+ unsigned short mExtraFieldLength;
+ unsigned short mFileCommentLength;
+ unsigned short mDiskNumberStart;
+ unsigned short mInternalAttrs;
+ unsigned long mExternalAttrs;
+ unsigned long mLocalHeaderRelOffset;
+ unsigned char* mFileName;
+ unsigned char* mExtraField;
+ unsigned char* mFileComment;
+
+ void dump(void) const;
+
+ enum {
+ kSignature = 0x02014b50,
+ kCDELen = 46, // CentralDirEnt len, excl. var fields
+ };
+ };
+
+ enum {
+ //kDataDescriptorSignature = 0x08074b50, // currently unused
+ kDataDescriptorLen = 16, // four 32-bit fields
+
+ kDefaultVersion = 20, // need deflate, nothing much else
+ kDefaultMadeBy = 0x0317, // 03=UNIX, 17=spec v2.3
+ kUsesDataDescr = 0x0008, // GPBitFlag bit 3
+ };
+
+ LocalFileHeader mLFH;
+ CentralDirEntry mCDE;
+};
+
+}; // namespace android
+
+#endif // __LIBS_ZIPENTRY_H
--- /dev/null
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//
+// Access to Zip archives.
+//
+
+#define LOG_TAG "zip"
+
+#include <utils/ZipUtils.h>
+#include <utils/Log.h>
+
+#include "ZipFile.h"
+
+#include <zlib.h>
+#define DEF_MEM_LEVEL 8 // normally in zutil.h?
+
+#include <memory.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <assert.h>
+
+using namespace android;
+
+/*
+ * Some environments require the "b", some choke on it.
+ */
+#define FILE_OPEN_RO "rb"
+#define FILE_OPEN_RW "r+b"
+#define FILE_OPEN_RW_CREATE "w+b"
+
+/* should live somewhere else? */
+static status_t errnoToStatus(int err)
+{
+ if (err == ENOENT)
+ return NAME_NOT_FOUND;
+ else if (err == EACCES)
+ return PERMISSION_DENIED;
+ else
+ return UNKNOWN_ERROR;
+}
+
+/*
+ * Open a file and parse its guts.
+ */
+status_t ZipFile::open(const char* zipFileName, int flags)
+{
+ bool newArchive = false;
+
+ assert(mZipFp == NULL); // no reopen
+
+ if ((flags & kOpenTruncate))
+ flags |= kOpenCreate; // trunc implies create
+
+ if ((flags & kOpenReadOnly) && (flags & kOpenReadWrite))
+ return INVALID_OPERATION; // not both
+ if (!((flags & kOpenReadOnly) || (flags & kOpenReadWrite)))
+ return INVALID_OPERATION; // not neither
+ if ((flags & kOpenCreate) && !(flags & kOpenReadWrite))
+ return INVALID_OPERATION; // create requires write
+
+ if (flags & kOpenTruncate) {
+ newArchive = true;
+ } else {
+ newArchive = (access(zipFileName, F_OK) != 0);
+ if (!(flags & kOpenCreate) && newArchive) {
+ /* not creating, must already exist */
+ LOGD("File %s does not exist", zipFileName);
+ return NAME_NOT_FOUND;
+ }
+ }
+
+ /* open the file */
+ const char* openflags;
+ if (flags & kOpenReadWrite) {
+ if (newArchive)
+ openflags = FILE_OPEN_RW_CREATE;
+ else
+ openflags = FILE_OPEN_RW;
+ } else {
+ openflags = FILE_OPEN_RO;
+ }
+ mZipFp = fopen(zipFileName, openflags);
+ if (mZipFp == NULL) {
+ int err = errno;
+ LOGD("fopen failed: %d\n", err);
+ return errnoToStatus(err);
+ }
+
+ status_t result;
+ if (!newArchive) {
+ /*
+ * Load the central directory. If that fails, then this probably
+ * isn't a Zip archive.
+ */
+ result = readCentralDir();
+ } else {
+ /*
+ * Newly-created. The EndOfCentralDir constructor actually
+ * sets everything to be the way we want it (all zeroes). We
+ * set mNeedCDRewrite so that we create *something* if the
+ * caller doesn't add any files. (We could also just unlink
+ * the file if it's brand new and nothing was added, but that's
+ * probably doing more than we really should -- the user might
+ * have a need for empty zip files.)
+ */
+ mNeedCDRewrite = true;
+ result = NO_ERROR;
+ }
+
+ if (flags & kOpenReadOnly)
+ mReadOnly = true;
+ else
+ assert(!mReadOnly);
+
+ return result;
+}
+
+/*
+ * Return the Nth entry in the archive.
+ */
+ZipEntry* ZipFile::getEntryByIndex(int idx) const
+{
+ if (idx < 0 || idx >= (int) mEntries.size())
+ return NULL;
+
+ return mEntries[idx];
+}
+
+/*
+ * Find an entry by name.
+ */
+ZipEntry* ZipFile::getEntryByName(const char* fileName) const
+{
+ /*
+ * Do a stupid linear string-compare search.
+ *
+ * There are various ways to speed this up, especially since it's rare
+ * to intermingle changes to the archive with "get by name" calls. We
+ * don't want to sort the mEntries vector itself, however, because
+ * it's used to recreate the Central Directory.
+ *
+ * (Hash table works, parallel list of pointers in sorted order is good.)
+ */
+ int idx;
+
+ for (idx = mEntries.size()-1; idx >= 0; idx--) {
+ ZipEntry* pEntry = mEntries[idx];
+ if (!pEntry->getDeleted() &&
+ strcmp(fileName, pEntry->getFileName()) == 0)
+ {
+ return pEntry;
+ }
+ }
+
+ return NULL;
+}
+
+/*
+ * Empty the mEntries vector.
+ */
+void ZipFile::discardEntries(void)
+{
+ int count = mEntries.size();
+
+ while (--count >= 0)
+ delete mEntries[count];
+
+ mEntries.clear();
+}
+
+
+/*
+ * Find the central directory and read the contents.
+ *
+ * The fun thing about ZIP archives is that they may or may not be
+ * readable from start to end. In some cases, notably for archives
+ * that were written to stdout, the only length information is in the
+ * central directory at the end of the file.
+ *
+ * Of course, the central directory can be followed by a variable-length
+ * comment field, so we have to scan through it backwards. The comment
+ * is at most 64K, plus we have 18 bytes for the end-of-central-dir stuff
+ * itself, plus apparently sometimes people throw random junk on the end
+ * just for the fun of it.
+ *
+ * This is all a little wobbly. If the wrong value ends up in the EOCD
+ * area, we're hosed. This appears to be the way that everbody handles
+ * it though, so we're in pretty good company if this fails.
+ */
+status_t ZipFile::readCentralDir(void)
+{
+ status_t result = NO_ERROR;
+ unsigned char* buf = NULL;
+ off_t fileLength, seekStart;
+ long readAmount;
+ int i;
+
+ fseek(mZipFp, 0, SEEK_END);
+ fileLength = ftell(mZipFp);
+ rewind(mZipFp);
+
+ /* too small to be a ZIP archive? */
+ if (fileLength < EndOfCentralDir::kEOCDLen) {
+ LOGD("Length is %ld -- too small\n", (long)fileLength);
+ result = INVALID_OPERATION;
+ goto bail;
+ }
+
+ buf = new unsigned char[EndOfCentralDir::kMaxEOCDSearch];
+ if (buf == NULL) {
+ LOGD("Failure allocating %d bytes for EOCD search",
+ EndOfCentralDir::kMaxEOCDSearch);
+ result = NO_MEMORY;
+ goto bail;
+ }
+
+ if (fileLength > EndOfCentralDir::kMaxEOCDSearch) {
+ seekStart = fileLength - EndOfCentralDir::kMaxEOCDSearch;
+ readAmount = EndOfCentralDir::kMaxEOCDSearch;
+ } else {
+ seekStart = 0;
+ readAmount = (long) fileLength;
+ }
+ if (fseek(mZipFp, seekStart, SEEK_SET) != 0) {
+ LOGD("Failure seeking to end of zip at %ld", (long) seekStart);
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ /* read the last part of the file into the buffer */
+ if (fread(buf, 1, readAmount, mZipFp) != (size_t) readAmount) {
+ LOGD("short file? wanted %ld\n", readAmount);
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ /* find the end-of-central-dir magic */
+ for (i = readAmount - 4; i >= 0; i--) {
+ if (buf[i] == 0x50 &&
+ ZipEntry::getLongLE(&buf[i]) == EndOfCentralDir::kSignature)
+ {
+ LOGV("+++ Found EOCD at buf+%d\n", i);
+ break;
+ }
+ }
+ if (i < 0) {
+ LOGD("EOCD not found, not Zip\n");
+ result = INVALID_OPERATION;
+ goto bail;
+ }
+
+ /* extract eocd values */
+ result = mEOCD.readBuf(buf + i, readAmount - i);
+ if (result != NO_ERROR) {
+ LOGD("Failure reading %ld bytes of EOCD values", readAmount - i);
+ goto bail;
+ }
+ //mEOCD.dump();
+
+ if (mEOCD.mDiskNumber != 0 || mEOCD.mDiskWithCentralDir != 0 ||
+ mEOCD.mNumEntries != mEOCD.mTotalNumEntries)
+ {
+ LOGD("Archive spanning not supported\n");
+ result = INVALID_OPERATION;
+ goto bail;
+ }
+
+ /*
+ * So far so good. "mCentralDirSize" is the size in bytes of the
+ * central directory, so we can just seek back that far to find it.
+ * We can also seek forward mCentralDirOffset bytes from the
+ * start of the file.
+ *
+ * We're not guaranteed to have the rest of the central dir in the
+ * buffer, nor are we guaranteed that the central dir will have any
+ * sort of convenient size. We need to skip to the start of it and
+ * read the header, then the other goodies.
+ *
+ * The only thing we really need right now is the file comment, which
+ * we're hoping to preserve.
+ */
+ if (fseek(mZipFp, mEOCD.mCentralDirOffset, SEEK_SET) != 0) {
+ LOGD("Failure seeking to central dir offset %ld\n",
+ mEOCD.mCentralDirOffset);
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ /*
+ * Loop through and read the central dir entries.
+ */
+ LOGV("Scanning %d entries...\n", mEOCD.mTotalNumEntries);
+ int entry;
+ for (entry = 0; entry < mEOCD.mTotalNumEntries; entry++) {
+ ZipEntry* pEntry = new ZipEntry;
+
+ result = pEntry->initFromCDE(mZipFp);
+ if (result != NO_ERROR) {
+ LOGD("initFromCDE failed\n");
+ delete pEntry;
+ goto bail;
+ }
+
+ mEntries.add(pEntry);
+ }
+
+
+ /*
+ * If all went well, we should now be back at the EOCD.
+ */
+ {
+ unsigned char checkBuf[4];
+ if (fread(checkBuf, 1, 4, mZipFp) != 4) {
+ LOGD("EOCD check read failed\n");
+ result = INVALID_OPERATION;
+ goto bail;
+ }
+ if (ZipEntry::getLongLE(checkBuf) != EndOfCentralDir::kSignature) {
+ LOGD("EOCD read check failed\n");
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ LOGV("+++ EOCD read check passed\n");
+ }
+
+bail:
+ delete[] buf;
+ return result;
+}
+
+
+/*
+ * Add a new file to the archive.
+ *
+ * This requires creating and populating a ZipEntry structure, and copying
+ * the data into the file at the appropriate position. The "appropriate
+ * position" is the current location of the central directory, which we
+ * casually overwrite (we can put it back later).
+ *
+ * If we were concerned about safety, we would want to make all changes
+ * in a temp file and then overwrite the original after everything was
+ * safely written. Not really a concern for us.
+ */
+status_t ZipFile::addCommon(const char* fileName, const void* data, size_t size,
+ const char* storageName, int sourceType, int compressionMethod,
+ ZipEntry** ppEntry)
+{
+ ZipEntry* pEntry = NULL;
+ status_t result = NO_ERROR;
+ long lfhPosn, startPosn, endPosn, uncompressedLen;
+ FILE* inputFp = NULL;
+ unsigned long crc;
+ time_t modWhen;
+
+ if (mReadOnly)
+ return INVALID_OPERATION;
+
+ assert(compressionMethod == ZipEntry::kCompressDeflated ||
+ compressionMethod == ZipEntry::kCompressStored);
+
+ /* make sure we're in a reasonable state */
+ assert(mZipFp != NULL);
+ assert(mEntries.size() == mEOCD.mTotalNumEntries);
+
+ /* make sure it doesn't already exist */
+ if (getEntryByName(storageName) != NULL)
+ return ALREADY_EXISTS;
+
+ if (!data) {
+ inputFp = fopen(fileName, FILE_OPEN_RO);
+ if (inputFp == NULL)
+ return errnoToStatus(errno);
+ }
+
+ if (fseek(mZipFp, mEOCD.mCentralDirOffset, SEEK_SET) != 0) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ pEntry = new ZipEntry;
+ pEntry->initNew(storageName, NULL);
+
+ /*
+ * From here on out, failures are more interesting.
+ */
+ mNeedCDRewrite = true;
+
+ /*
+ * Write the LFH, even though it's still mostly blank. We need it
+ * as a place-holder. In theory the LFH isn't necessary, but in
+ * practice some utilities demand it.
+ */
+ lfhPosn = ftell(mZipFp);
+ pEntry->mLFH.write(mZipFp);
+ startPosn = ftell(mZipFp);
+
+ /*
+ * Copy the data in, possibly compressing it as we go.
+ */
+ if (sourceType == ZipEntry::kCompressStored) {
+ if (compressionMethod == ZipEntry::kCompressDeflated) {
+ bool failed = false;
+ result = compressFpToFp(mZipFp, inputFp, data, size, &crc);
+ if (result != NO_ERROR) {
+ LOGD("compression failed, storing\n");
+ failed = true;
+ } else {
+ /*
+ * Make sure it has compressed "enough". This probably ought
+ * to be set through an API call, but I don't expect our
+ * criteria to change over time.
+ */
+ long src = inputFp ? ftell(inputFp) : size;
+ long dst = ftell(mZipFp) - startPosn;
+ if (dst + (dst / 10) > src) {
+ LOGD("insufficient compression (src=%ld dst=%ld), storing\n",
+ src, dst);
+ failed = true;
+ }
+ }
+
+ if (failed) {
+ compressionMethod = ZipEntry::kCompressStored;
+ if (inputFp) rewind(inputFp);
+ fseek(mZipFp, startPosn, SEEK_SET);
+ /* fall through to kCompressStored case */
+ }
+ }
+ /* handle "no compression" request, or failed compression from above */
+ if (compressionMethod == ZipEntry::kCompressStored) {
+ if (inputFp) {
+ result = copyFpToFp(mZipFp, inputFp, &crc);
+ } else {
+ result = copyDataToFp(mZipFp, data, size, &crc);
+ }
+ if (result != NO_ERROR) {
+ // don't need to truncate; happens in CDE rewrite
+ LOGD("failed copying data in\n");
+ goto bail;
+ }
+ }
+
+ // currently seeked to end of file
+ uncompressedLen = inputFp ? ftell(inputFp) : size;
+ } else if (sourceType == ZipEntry::kCompressDeflated) {
+ /* we should support uncompressed-from-compressed, but it's not
+ * important right now */
+ assert(compressionMethod == ZipEntry::kCompressDeflated);
+
+ bool scanResult;
+ int method;
+ long compressedLen;
+
+ scanResult = ZipUtils::examineGzip(inputFp, &method, &uncompressedLen,
+ &compressedLen, &crc);
+ if (!scanResult || method != ZipEntry::kCompressDeflated) {
+ LOGD("this isn't a deflated gzip file?");
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ result = copyPartialFpToFp(mZipFp, inputFp, compressedLen, NULL);
+ if (result != NO_ERROR) {
+ LOGD("failed copying gzip data in\n");
+ goto bail;
+ }
+ } else {
+ assert(false);
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ /*
+ * We could write the "Data Descriptor", but there doesn't seem to
+ * be any point since we're going to go back and write the LFH.
+ *
+ * Update file offsets.
+ */
+ endPosn = ftell(mZipFp); // seeked to end of compressed data
+
+ /*
+ * Success! Fill out new values.
+ */
+ pEntry->setDataInfo(uncompressedLen, endPosn - startPosn, crc,
+ compressionMethod);
+ modWhen = getModTime(inputFp ? fileno(inputFp) : fileno(mZipFp));
+ pEntry->setModWhen(modWhen);
+ pEntry->setLFHOffset(lfhPosn);
+ mEOCD.mNumEntries++;
+ mEOCD.mTotalNumEntries++;
+ mEOCD.mCentralDirSize = 0; // mark invalid; set by flush()
+ mEOCD.mCentralDirOffset = endPosn;
+
+ /*
+ * Go back and write the LFH.
+ */
+ if (fseek(mZipFp, lfhPosn, SEEK_SET) != 0) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+ pEntry->mLFH.write(mZipFp);
+
+ /*
+ * Add pEntry to the list.
+ */
+ mEntries.add(pEntry);
+ if (ppEntry != NULL)
+ *ppEntry = pEntry;
+ pEntry = NULL;
+
+bail:
+ if (inputFp != NULL)
+ fclose(inputFp);
+ delete pEntry;
+ return result;
+}
+
+/*
+ * Add an entry by copying it from another zip file. If "padding" is
+ * nonzero, the specified number of bytes will be added to the "extra"
+ * field in the header.
+ *
+ * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
+ */
+status_t ZipFile::add(const ZipFile* pSourceZip, const ZipEntry* pSourceEntry,
+ int padding, ZipEntry** ppEntry)
+{
+ ZipEntry* pEntry = NULL;
+ status_t result;
+ long lfhPosn, endPosn;
+
+ if (mReadOnly)
+ return INVALID_OPERATION;
+
+ /* make sure we're in a reasonable state */
+ assert(mZipFp != NULL);
+ assert(mEntries.size() == mEOCD.mTotalNumEntries);
+
+ if (fseek(mZipFp, mEOCD.mCentralDirOffset, SEEK_SET) != 0) {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ pEntry = new ZipEntry;
+ if (pEntry == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+
+ result = pEntry->initFromExternal(pSourceZip, pSourceEntry);
+ if (result != NO_ERROR)
+ goto bail;
+ if (padding != 0) {
+ result = pEntry->addPadding(padding);
+ if (result != NO_ERROR)
+ goto bail;
+ }
+
+ /*
+ * From here on out, failures are more interesting.
+ */
+ mNeedCDRewrite = true;
+
+ /*
+ * Write the LFH. Since we're not recompressing the data, we already
+ * have all of the fields filled out.
+ */
+ lfhPosn = ftell(mZipFp);
+ pEntry->mLFH.write(mZipFp);
+
+ /*
+ * Copy the data over.
+ *
+ * If the "has data descriptor" flag is set, we want to copy the DD
+ * fields as well. This is a fixed-size area immediately following
+ * the data.
+ */
+ if (fseek(pSourceZip->mZipFp, pSourceEntry->getFileOffset(), SEEK_SET) != 0)
+ {
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ off_t copyLen;
+ copyLen = pSourceEntry->getCompressedLen();
+ if ((pSourceEntry->mLFH.mGPBitFlag & ZipEntry::kUsesDataDescr) != 0)
+ copyLen += ZipEntry::kDataDescriptorLen;
+
+ if (copyPartialFpToFp(mZipFp, pSourceZip->mZipFp, copyLen, NULL)
+ != NO_ERROR)
+ {
+ LOGW("copy of '%s' failed\n", pEntry->mCDE.mFileName);
+ result = UNKNOWN_ERROR;
+ goto bail;
+ }
+
+ /*
+ * Update file offsets.
+ */
+ endPosn = ftell(mZipFp);
+
+ /*
+ * Success! Fill out new values.
+ */
+ pEntry->setLFHOffset(lfhPosn); // sets mCDE.mLocalHeaderRelOffset
+ mEOCD.mNumEntries++;
+ mEOCD.mTotalNumEntries++;
+ mEOCD.mCentralDirSize = 0; // mark invalid; set by flush()
+ mEOCD.mCentralDirOffset = endPosn;
+
+ /*
+ * Add pEntry to the list.
+ */
+ mEntries.add(pEntry);
+ if (ppEntry != NULL)
+ *ppEntry = pEntry;
+ pEntry = NULL;
+
+ result = NO_ERROR;
+
+bail:
+ delete pEntry;
+ return result;
+}
+
+/*
+ * Copy all of the bytes in "src" to "dst".
+ *
+ * On exit, "srcFp" will be seeked to the end of the file, and "dstFp"
+ * will be seeked immediately past the data.
+ */
+status_t ZipFile::copyFpToFp(FILE* dstFp, FILE* srcFp, unsigned long* pCRC32)
+{
+ unsigned char tmpBuf[32768];
+ size_t count;
+
+ *pCRC32 = crc32(0L, Z_NULL, 0);
+
+ while (1) {
+ count = fread(tmpBuf, 1, sizeof(tmpBuf), srcFp);
+ if (ferror(srcFp) || ferror(dstFp))
+ return errnoToStatus(errno);
+ if (count == 0)
+ break;
+
+ *pCRC32 = crc32(*pCRC32, tmpBuf, count);
+
+ if (fwrite(tmpBuf, 1, count, dstFp) != count) {
+ LOGD("fwrite %d bytes failed\n", (int) count);
+ return UNKNOWN_ERROR;
+ }
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Copy all of the bytes in "src" to "dst".
+ *
+ * On exit, "dstFp" will be seeked immediately past the data.
+ */
+status_t ZipFile::copyDataToFp(FILE* dstFp,
+ const void* data, size_t size, unsigned long* pCRC32)
+{
+ size_t count;
+
+ *pCRC32 = crc32(0L, Z_NULL, 0);
+ if (size > 0) {
+ *pCRC32 = crc32(*pCRC32, (const unsigned char*)data, size);
+ if (fwrite(data, 1, size, dstFp) != size) {
+ LOGD("fwrite %d bytes failed\n", (int) size);
+ return UNKNOWN_ERROR;
+ }
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Copy some of the bytes in "src" to "dst".
+ *
+ * If "pCRC32" is NULL, the CRC will not be computed.
+ *
+ * On exit, "srcFp" will be seeked to the end of the file, and "dstFp"
+ * will be seeked immediately past the data just written.
+ */
+status_t ZipFile::copyPartialFpToFp(FILE* dstFp, FILE* srcFp, long length,
+ unsigned long* pCRC32)
+{
+ unsigned char tmpBuf[32768];
+ size_t count;
+
+ if (pCRC32 != NULL)
+ *pCRC32 = crc32(0L, Z_NULL, 0);
+
+ while (length) {
+ long readSize;
+
+ readSize = sizeof(tmpBuf);
+ if (readSize > length)
+ readSize = length;
+
+ count = fread(tmpBuf, 1, readSize, srcFp);
+ if ((long) count != readSize) { // error or unexpected EOF
+ LOGD("fread %d bytes failed\n", (int) readSize);
+ return UNKNOWN_ERROR;
+ }
+
+ if (pCRC32 != NULL)
+ *pCRC32 = crc32(*pCRC32, tmpBuf, count);
+
+ if (fwrite(tmpBuf, 1, count, dstFp) != count) {
+ LOGD("fwrite %d bytes failed\n", (int) count);
+ return UNKNOWN_ERROR;
+ }
+
+ length -= readSize;
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Compress all of the data in "srcFp" and write it to "dstFp".
+ *
+ * On exit, "srcFp" will be seeked to the end of the file, and "dstFp"
+ * will be seeked immediately past the compressed data.
+ */
+status_t ZipFile::compressFpToFp(FILE* dstFp, FILE* srcFp,
+ const void* data, size_t size, unsigned long* pCRC32)
+{
+ status_t result = NO_ERROR;
+ const size_t kBufSize = 32768;
+ unsigned char* inBuf = NULL;
+ unsigned char* outBuf = NULL;
+ z_stream zstream;
+ bool atEof = false; // no feof() aviailable yet
+ unsigned long crc;
+ int zerr;
+
+ /*
+ * Create an input buffer and an output buffer.
+ */
+ inBuf = new unsigned char[kBufSize];
+ outBuf = new unsigned char[kBufSize];
+ if (inBuf == NULL || outBuf == NULL) {
+ result = NO_MEMORY;
+ goto bail;
+ }
+
+ /*
+ * Initialize the zlib stream.
+ */
+ memset(&zstream, 0, sizeof(zstream));
+ zstream.zalloc = Z_NULL;
+ zstream.zfree = Z_NULL;
+ zstream.opaque = Z_NULL;
+ zstream.next_in = NULL;
+ zstream.avail_in = 0;
+ zstream.next_out = outBuf;
+ zstream.avail_out = kBufSize;
+ zstream.data_type = Z_UNKNOWN;
+
+ zerr = deflateInit2(&zstream, Z_BEST_COMPRESSION,
+ Z_DEFLATED, -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY);
+ if (zerr != Z_OK) {
+ result = UNKNOWN_ERROR;
+ if (zerr == Z_VERSION_ERROR) {
+ LOGE("Installed zlib is not compatible with linked version (%s)\n",
+ ZLIB_VERSION);
+ } else {
+ LOGD("Call to deflateInit2 failed (zerr=%d)\n", zerr);
+ }
+ goto bail;
+ }
+
+ crc = crc32(0L, Z_NULL, 0);
+
+ /*
+ * Loop while we have data.
+ */
+ do {
+ size_t getSize;
+ int flush;
+
+ /* only read if the input buffer is empty */
+ if (zstream.avail_in == 0 && !atEof) {
+ LOGV("+++ reading %d bytes\n", (int)kBufSize);
+ if (data) {
+ getSize = size > kBufSize ? kBufSize : size;
+ memcpy(inBuf, data, getSize);
+ data = ((const char*)data) + getSize;
+ size -= getSize;
+ } else {
+ getSize = fread(inBuf, 1, kBufSize, srcFp);
+ if (ferror(srcFp)) {
+ LOGD("deflate read failed (errno=%d)\n", errno);
+ goto z_bail;
+ }
+ }
+ if (getSize < kBufSize) {
+ LOGV("+++ got %d bytes, EOF reached\n",
+ (int)getSize);
+ atEof = true;
+ }
+
+ crc = crc32(crc, inBuf, getSize);
+
+ zstream.next_in = inBuf;
+ zstream.avail_in = getSize;
+ }
+
+ if (atEof)
+ flush = Z_FINISH; /* tell zlib that we're done */
+ else
+ flush = Z_NO_FLUSH; /* more to come! */
+
+ zerr = deflate(&zstream, flush);
+ if (zerr != Z_OK && zerr != Z_STREAM_END) {
+ LOGD("zlib deflate call failed (zerr=%d)\n", zerr);
+ result = UNKNOWN_ERROR;
+ goto z_bail;
+ }
+
+ /* write when we're full or when we're done */
+ if (zstream.avail_out == 0 ||
+ (zerr == Z_STREAM_END && zstream.avail_out != (uInt) kBufSize))
+ {
+ LOGV("+++ writing %d bytes\n", (int) (zstream.next_out - outBuf));
+ if (fwrite(outBuf, 1, zstream.next_out - outBuf, dstFp) !=
+ (size_t)(zstream.next_out - outBuf))
+ {
+ LOGD("write %d failed in deflate\n",
+ (int) (zstream.next_out - outBuf));
+ goto z_bail;
+ }
+
+ zstream.next_out = outBuf;
+ zstream.avail_out = kBufSize;
+ }
+ } while (zerr == Z_OK);
+
+ assert(zerr == Z_STREAM_END); /* other errors should've been caught */
+
+ *pCRC32 = crc;
+
+z_bail:
+ deflateEnd(&zstream); /* free up any allocated structures */
+
+bail:
+ delete[] inBuf;
+ delete[] outBuf;
+
+ return result;
+}
+
+/*
+ * Mark an entry as deleted.
+ *
+ * We will eventually need to crunch the file down, but if several files
+ * are being removed (perhaps as part of an "update" process) we can make
+ * things considerably faster by deferring the removal to "flush" time.
+ */
+status_t ZipFile::remove(ZipEntry* pEntry)
+{
+ /*
+ * Should verify that pEntry is actually part of this archive, and
+ * not some stray ZipEntry from a different file.
+ */
+
+ /* mark entry as deleted, and mark archive as dirty */
+ pEntry->setDeleted();
+ mNeedCDRewrite = true;
+ return NO_ERROR;
+}
+
+/*
+ * Flush any pending writes.
+ *
+ * In particular, this will crunch out deleted entries, and write the
+ * Central Directory and EOCD if we have stomped on them.
+ */
+status_t ZipFile::flush(void)
+{
+ status_t result = NO_ERROR;
+ long eocdPosn;
+ int i, count;
+
+ if (mReadOnly)
+ return INVALID_OPERATION;
+ if (!mNeedCDRewrite)
+ return NO_ERROR;
+
+ assert(mZipFp != NULL);
+
+ result = crunchArchive();
+ if (result != NO_ERROR)
+ return result;
+
+ if (fseek(mZipFp, mEOCD.mCentralDirOffset, SEEK_SET) != 0)
+ return UNKNOWN_ERROR;
+
+ count = mEntries.size();
+ for (i = 0; i < count; i++) {
+ ZipEntry* pEntry = mEntries[i];
+ pEntry->mCDE.write(mZipFp);
+ }
+
+ eocdPosn = ftell(mZipFp);
+ mEOCD.mCentralDirSize = eocdPosn - mEOCD.mCentralDirOffset;
+
+ mEOCD.write(mZipFp);
+
+ /*
+ * If we had some stuff bloat up during compression and get replaced
+ * with plain files, or if we deleted some entries, there's a lot
+ * of wasted space at the end of the file. Remove it now.
+ */
+ if (ftruncate(fileno(mZipFp), ftell(mZipFp)) != 0) {
+ LOGW("ftruncate failed %ld: %s\n", ftell(mZipFp), strerror(errno));
+ // not fatal
+ }
+
+ /* should we clear the "newly added" flag in all entries now? */
+
+ mNeedCDRewrite = false;
+ return NO_ERROR;
+}
+
+/*
+ * Crunch deleted files out of an archive by shifting the later files down.
+ *
+ * Because we're not using a temp file, we do the operation inside the
+ * current file.
+ */
+status_t ZipFile::crunchArchive(void)
+{
+ status_t result = NO_ERROR;
+ int i, count;
+ long delCount, adjust;
+
+#if 0
+ printf("CONTENTS:\n");
+ for (i = 0; i < (int) mEntries.size(); i++) {
+ printf(" %d: lfhOff=%ld del=%d\n",
+ i, mEntries[i]->getLFHOffset(), mEntries[i]->getDeleted());
+ }
+ printf(" END is %ld\n", (long) mEOCD.mCentralDirOffset);
+#endif
+
+ /*
+ * Roll through the set of files, shifting them as appropriate. We
+ * could probably get a slight performance improvement by sliding
+ * multiple files down at once (because we could use larger reads
+ * when operating on batches of small files), but it's not that useful.
+ */
+ count = mEntries.size();
+ delCount = adjust = 0;
+ for (i = 0; i < count; i++) {
+ ZipEntry* pEntry = mEntries[i];
+ long span;
+
+ if (pEntry->getLFHOffset() != 0) {
+ long nextOffset;
+
+ /* Get the length of this entry by finding the offset
+ * of the next entry. Directory entries don't have
+ * file offsets, so we need to find the next non-directory
+ * entry.
+ */
+ nextOffset = 0;
+ for (int ii = i+1; nextOffset == 0 && ii < count; ii++)
+ nextOffset = mEntries[ii]->getLFHOffset();
+ if (nextOffset == 0)
+ nextOffset = mEOCD.mCentralDirOffset;
+ span = nextOffset - pEntry->getLFHOffset();
+
+ assert(span >= ZipEntry::LocalFileHeader::kLFHLen);
+ } else {
+ /* This is a directory entry. It doesn't have
+ * any actual file contents, so there's no need to
+ * move anything.
+ */
+ span = 0;
+ }
+
+ //printf("+++ %d: off=%ld span=%ld del=%d [count=%d]\n",
+ // i, pEntry->getLFHOffset(), span, pEntry->getDeleted(), count);
+
+ if (pEntry->getDeleted()) {
+ adjust += span;
+ delCount++;
+
+ delete pEntry;
+ mEntries.removeAt(i);
+
+ /* adjust loop control */
+ count--;
+ i--;
+ } else if (span != 0 && adjust > 0) {
+ /* shuffle this entry back */
+ //printf("+++ Shuffling '%s' back %ld\n",
+ // pEntry->getFileName(), adjust);
+ result = filemove(mZipFp, pEntry->getLFHOffset() - adjust,
+ pEntry->getLFHOffset(), span);
+ if (result != NO_ERROR) {
+ /* this is why you use a temp file */
+ LOGE("error during crunch - archive is toast\n");
+ return result;
+ }
+
+ pEntry->setLFHOffset(pEntry->getLFHOffset() - adjust);
+ }
+ }
+
+ /*
+ * Fix EOCD info. We have to wait until the end to do some of this
+ * because we use mCentralDirOffset to determine "span" for the
+ * last entry.
+ */
+ mEOCD.mCentralDirOffset -= adjust;
+ mEOCD.mNumEntries -= delCount;
+ mEOCD.mTotalNumEntries -= delCount;
+ mEOCD.mCentralDirSize = 0; // mark invalid; set by flush()
+
+ assert(mEOCD.mNumEntries == mEOCD.mTotalNumEntries);
+ assert(mEOCD.mNumEntries == count);
+
+ return result;
+}
+
+/*
+ * Works like memmove(), but on pieces of a file.
+ */
+status_t ZipFile::filemove(FILE* fp, off_t dst, off_t src, size_t n)
+{
+ if (dst == src || n <= 0)
+ return NO_ERROR;
+
+ unsigned char readBuf[32768];
+
+ if (dst < src) {
+ /* shift stuff toward start of file; must read from start */
+ while (n != 0) {
+ size_t getSize = sizeof(readBuf);
+ if (getSize > n)
+ getSize = n;
+
+ if (fseek(fp, (long) src, SEEK_SET) != 0) {
+ LOGD("filemove src seek %ld failed\n", (long) src);
+ return UNKNOWN_ERROR;
+ }
+
+ if (fread(readBuf, 1, getSize, fp) != getSize) {
+ LOGD("filemove read %ld off=%ld failed\n",
+ (long) getSize, (long) src);
+ return UNKNOWN_ERROR;
+ }
+
+ if (fseek(fp, (long) dst, SEEK_SET) != 0) {
+ LOGD("filemove dst seek %ld failed\n", (long) dst);
+ return UNKNOWN_ERROR;
+ }
+
+ if (fwrite(readBuf, 1, getSize, fp) != getSize) {
+ LOGD("filemove write %ld off=%ld failed\n",
+ (long) getSize, (long) dst);
+ return UNKNOWN_ERROR;
+ }
+
+ src += getSize;
+ dst += getSize;
+ n -= getSize;
+ }
+ } else {
+ /* shift stuff toward end of file; must read from end */
+ assert(false); // write this someday, maybe
+ return UNKNOWN_ERROR;
+ }
+
+ return NO_ERROR;
+}
+
+
+/*
+ * Get the modification time from a file descriptor.
+ */
+time_t ZipFile::getModTime(int fd)
+{
+ struct stat sb;
+
+ if (fstat(fd, &sb) < 0) {
+ LOGD("HEY: fstat on fd %d failed\n", fd);
+ return (time_t) -1;
+ }
+
+ return sb.st_mtime;
+}
+
+
+#if 0 /* this is a bad idea */
+/*
+ * Get a copy of the Zip file descriptor.
+ *
+ * We don't allow this if the file was opened read-write because we tend
+ * to leave the file contents in an uncertain state between calls to
+ * flush(). The duplicated file descriptor should only be valid for reads.
+ */
+int ZipFile::getZipFd(void) const
+{
+ if (!mReadOnly)
+ return INVALID_OPERATION;
+ assert(mZipFp != NULL);
+
+ int fd;
+ fd = dup(fileno(mZipFp));
+ if (fd < 0) {
+ LOGD("didn't work, errno=%d\n", errno);
+ }
+
+ return fd;
+}
+#endif
+
+
+#if 0
+/*
+ * Expand data.
+ */
+bool ZipFile::uncompress(const ZipEntry* pEntry, void* buf) const
+{
+ return false;
+}
+#endif
+
+// free the memory when you're done
+void* ZipFile::uncompress(const ZipEntry* entry)
+{
+ size_t unlen = entry->getUncompressedLen();
+ size_t clen = entry->getCompressedLen();
+
+ void* buf = malloc(unlen);
+ if (buf == NULL) {
+ return NULL;
+ }
+
+ fseek(mZipFp, 0, SEEK_SET);
+
+ off_t offset = entry->getFileOffset();
+ if (fseek(mZipFp, offset, SEEK_SET) != 0) {
+ goto bail;
+ }
+
+ switch (entry->getCompressionMethod())
+ {
+ case ZipEntry::kCompressStored: {
+ ssize_t amt = fread(buf, 1, unlen, mZipFp);
+ if (amt != (ssize_t)unlen) {
+ goto bail;
+ }
+#if 0
+ printf("data...\n");
+ const unsigned char* p = (unsigned char*)buf;
+ const unsigned char* end = p+unlen;
+ for (int i=0; i<32 && p < end; i++) {
+ printf("0x%08x ", (int)(offset+(i*0x10)));
+ for (int j=0; j<0x10 && p < end; j++) {
+ printf(" %02x", *p);
+ p++;
+ }
+ printf("\n");
+ }
+#endif
+
+ }
+ break;
+ case ZipEntry::kCompressDeflated: {
+ if (!ZipUtils::inflateToBuffer(mZipFp, buf, unlen, clen)) {
+ goto bail;
+ }
+ }
+ break;
+ default:
+ goto bail;
+ }
+ return buf;
+
+bail:
+ free(buf);
+ return NULL;
+}
+
+
+/*
+ * ===========================================================================
+ * ZipFile::EndOfCentralDir
+ * ===========================================================================
+ */
+
+/*
+ * Read the end-of-central-dir fields.
+ *
+ * "buf" should be positioned at the EOCD signature, and should contain
+ * the entire EOCD area including the comment.
+ */
+status_t ZipFile::EndOfCentralDir::readBuf(const unsigned char* buf, int len)
+{
+ /* don't allow re-use */
+ assert(mComment == NULL);
+
+ if (len < kEOCDLen) {
+ /* looks like ZIP file got truncated */
+ LOGD(" Zip EOCD: expected >= %d bytes, found %d\n",
+ kEOCDLen, len);
+ return INVALID_OPERATION;
+ }
+
+ /* this should probably be an assert() */
+ if (ZipEntry::getLongLE(&buf[0x00]) != kSignature)
+ return UNKNOWN_ERROR;
+
+ mDiskNumber = ZipEntry::getShortLE(&buf[0x04]);
+ mDiskWithCentralDir = ZipEntry::getShortLE(&buf[0x06]);
+ mNumEntries = ZipEntry::getShortLE(&buf[0x08]);
+ mTotalNumEntries = ZipEntry::getShortLE(&buf[0x0a]);
+ mCentralDirSize = ZipEntry::getLongLE(&buf[0x0c]);
+ mCentralDirOffset = ZipEntry::getLongLE(&buf[0x10]);
+ mCommentLen = ZipEntry::getShortLE(&buf[0x14]);
+
+ // TODO: validate mCentralDirOffset
+
+ if (mCommentLen > 0) {
+ if (kEOCDLen + mCommentLen > len) {
+ LOGD("EOCD(%d) + comment(%d) exceeds len (%d)\n",
+ kEOCDLen, mCommentLen, len);
+ return UNKNOWN_ERROR;
+ }
+ mComment = new unsigned char[mCommentLen];
+ memcpy(mComment, buf + kEOCDLen, mCommentLen);
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Write an end-of-central-directory section.
+ */
+status_t ZipFile::EndOfCentralDir::write(FILE* fp)
+{
+ unsigned char buf[kEOCDLen];
+
+ ZipEntry::putLongLE(&buf[0x00], kSignature);
+ ZipEntry::putShortLE(&buf[0x04], mDiskNumber);
+ ZipEntry::putShortLE(&buf[0x06], mDiskWithCentralDir);
+ ZipEntry::putShortLE(&buf[0x08], mNumEntries);
+ ZipEntry::putShortLE(&buf[0x0a], mTotalNumEntries);
+ ZipEntry::putLongLE(&buf[0x0c], mCentralDirSize);
+ ZipEntry::putLongLE(&buf[0x10], mCentralDirOffset);
+ ZipEntry::putShortLE(&buf[0x14], mCommentLen);
+
+ if (fwrite(buf, 1, kEOCDLen, fp) != kEOCDLen)
+ return UNKNOWN_ERROR;
+ if (mCommentLen > 0) {
+ assert(mComment != NULL);
+ if (fwrite(mComment, mCommentLen, 1, fp) != mCommentLen)
+ return UNKNOWN_ERROR;
+ }
+
+ return NO_ERROR;
+}
+
+/*
+ * Dump the contents of an EndOfCentralDir object.
+ */
+void ZipFile::EndOfCentralDir::dump(void) const
+{
+ LOGD(" EndOfCentralDir contents:\n");
+ LOGD(" diskNum=%u diskWCD=%u numEnt=%u totalNumEnt=%u\n",
+ mDiskNumber, mDiskWithCentralDir, mNumEntries, mTotalNumEntries);
+ LOGD(" centDirSize=%lu centDirOff=%lu commentLen=%u\n",
+ mCentralDirSize, mCentralDirOffset, mCommentLen);
+}
+
--- /dev/null
+/*
+ * Copyright (C) 2006 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//
+// General-purpose Zip archive access. This class allows both reading and
+// writing to Zip archives, including deletion of existing entries.
+//
+#ifndef __LIBS_ZIPFILE_H
+#define __LIBS_ZIPFILE_H
+
+#include <utils/Vector.h>
+#include <utils/Errors.h>
+#include <stdio.h>
+
+#include "ZipEntry.h"
+
+namespace android {
+
+/*
+ * Manipulate a Zip archive.
+ *
+ * Some changes will not be visible in the until until "flush" is called.
+ *
+ * The correct way to update a file archive is to make all changes to a
+ * copy of the archive in a temporary file, and then unlink/rename over
+ * the original after everything completes. Because we're only interested
+ * in using this for packaging, we don't worry about such things. Crashing
+ * after making changes and before flush() completes could leave us with
+ * an unusable Zip archive.
+ */
+class ZipFile {
+public:
+ ZipFile(void)
+ : mZipFp(NULL), mReadOnly(false), mNeedCDRewrite(false)
+ {}
+ ~ZipFile(void) {
+ if (!mReadOnly)
+ flush();
+ if (mZipFp != NULL)
+ fclose(mZipFp);
+ discardEntries();
+ }
+
+ /*
+ * Open a new or existing archive.
+ */
+ typedef enum {
+ kOpenReadOnly = 0x01,
+ kOpenReadWrite = 0x02,
+ kOpenCreate = 0x04, // create if it doesn't exist
+ kOpenTruncate = 0x08, // if it exists, empty it
+ };
+ status_t open(const char* zipFileName, int flags);
+
+ /*
+ * Add a file to the end of the archive. Specify whether you want the
+ * library to try to store it compressed.
+ *
+ * If "storageName" is specified, the archive will use that instead
+ * of "fileName".
+ *
+ * If there is already an entry with the same name, the call fails.
+ * Existing entries with the same name must be removed first.
+ *
+ * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
+ */
+ status_t add(const char* fileName, int compressionMethod,
+ ZipEntry** ppEntry)
+ {
+ return add(fileName, fileName, compressionMethod, ppEntry);
+ }
+ status_t add(const char* fileName, const char* storageName,
+ int compressionMethod, ZipEntry** ppEntry)
+ {
+ return addCommon(fileName, NULL, 0, storageName,
+ ZipEntry::kCompressStored,
+ compressionMethod, ppEntry);
+ }
+
+ /*
+ * Add a file that is already compressed with gzip.
+ *
+ * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
+ */
+ status_t addGzip(const char* fileName, const char* storageName,
+ ZipEntry** ppEntry)
+ {
+ return addCommon(fileName, NULL, 0, storageName,
+ ZipEntry::kCompressDeflated,
+ ZipEntry::kCompressDeflated, ppEntry);
+ }
+
+ /*
+ * Add a file from an in-memory data buffer.
+ *
+ * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
+ */
+ status_t add(const void* data, size_t size, const char* storageName,
+ int compressionMethod, ZipEntry** ppEntry)
+ {
+ return addCommon(NULL, data, size, storageName,
+ ZipEntry::kCompressStored,
+ compressionMethod, ppEntry);
+ }
+
+ /*
+ * Add an entry by copying it from another zip file. If "padding" is
+ * nonzero, the specified number of bytes will be added to the "extra"
+ * field in the header.
+ *
+ * If "ppEntry" is non-NULL, a pointer to the new entry will be returned.
+ */
+ status_t add(const ZipFile* pSourceZip, const ZipEntry* pSourceEntry,
+ int padding, ZipEntry** ppEntry);
+
+ /*
+ * Mark an entry as having been removed. It is not actually deleted
+ * from the archive or our internal data structures until flush() is
+ * called.
+ */
+ status_t remove(ZipEntry* pEntry);
+
+ /*
+ * Flush changes. If mNeedCDRewrite is set, this writes the central dir.
+ */
+ status_t flush(void);
+
+ /*
+ * Expand the data into the buffer provided. The buffer must hold
+ * at least <uncompressed len> bytes. Variation expands directly
+ * to a file.
+ *
+ * Returns "false" if an error was encountered in the compressed data.
+ */
+ //bool uncompress(const ZipEntry* pEntry, void* buf) const;
+ //bool uncompress(const ZipEntry* pEntry, FILE* fp) const;
+ void* uncompress(const ZipEntry* pEntry);
+
+ /*
+ * Get an entry, by name. Returns NULL if not found.
+ *
+ * Does not return entries pending deletion.
+ */
+ ZipEntry* getEntryByName(const char* fileName) const;
+
+ /*
+ * Get the Nth entry in the archive.
+ *
+ * This will return an entry that is pending deletion.
+ */
+ int getNumEntries(void) const { return mEntries.size(); }
+ ZipEntry* getEntryByIndex(int idx) const;
+
+private:
+ /* these are private and not defined */
+ ZipFile(const ZipFile& src);
+ ZipFile& operator=(const ZipFile& src);
+
+ class EndOfCentralDir {
+ public:
+ EndOfCentralDir(void) :
+ mDiskNumber(0),
+ mDiskWithCentralDir(0),
+ mNumEntries(0),
+ mTotalNumEntries(0),
+ mCentralDirSize(0),
+ mCentralDirOffset(0),
+ mCommentLen(0),
+ mComment(NULL)
+ {}
+ virtual ~EndOfCentralDir(void) {
+ delete[] mComment;
+ }
+
+ status_t readBuf(const unsigned char* buf, int len);
+ status_t write(FILE* fp);
+
+ //unsigned long mSignature;
+ unsigned short mDiskNumber;
+ unsigned short mDiskWithCentralDir;
+ unsigned short mNumEntries;
+ unsigned short mTotalNumEntries;
+ unsigned long mCentralDirSize;
+ unsigned long mCentralDirOffset; // offset from first disk
+ unsigned short mCommentLen;
+ unsigned char* mComment;
+
+ enum {
+ kSignature = 0x06054b50,
+ kEOCDLen = 22, // EndOfCentralDir len, excl. comment
+
+ kMaxCommentLen = 65535, // longest possible in ushort
+ kMaxEOCDSearch = kMaxCommentLen + EndOfCentralDir::kEOCDLen,
+
+ };
+
+ void dump(void) const;
+ };
+
+
+ /* read all entries in the central dir */
+ status_t readCentralDir(void);
+
+ /* crunch deleted entries out */
+ status_t crunchArchive(void);
+
+ /* clean up mEntries */
+ void discardEntries(void);
+
+ /* common handler for all "add" functions */
+ status_t addCommon(const char* fileName, const void* data, size_t size,
+ const char* storageName, int sourceType, int compressionMethod,
+ ZipEntry** ppEntry);
+
+ /* copy all of "srcFp" into "dstFp" */
+ status_t copyFpToFp(FILE* dstFp, FILE* srcFp, unsigned long* pCRC32);
+ /* copy all of "data" into "dstFp" */
+ status_t copyDataToFp(FILE* dstFp,
+ const void* data, size_t size, unsigned long* pCRC32);
+ /* copy some of "srcFp" into "dstFp" */
+ status_t copyPartialFpToFp(FILE* dstFp, FILE* srcFp, long length,
+ unsigned long* pCRC32);
+ /* like memmove(), but on parts of a single file */
+ status_t filemove(FILE* fp, off_t dest, off_t src, size_t n);
+ /* compress all of "srcFp" into "dstFp", using Deflate */
+ status_t compressFpToFp(FILE* dstFp, FILE* srcFp,
+ const void* data, size_t size, unsigned long* pCRC32);
+
+ /* get modification date from a file descriptor */
+ time_t getModTime(int fd);
+
+ /*
+ * We use stdio FILE*, which gives us buffering but makes dealing
+ * with files >2GB awkward. Until we support Zip64, we're fine.
+ */
+ FILE* mZipFp; // Zip file pointer
+
+ /* one of these per file */
+ EndOfCentralDir mEOCD;
+
+ /* did we open this read-only? */
+ bool mReadOnly;
+
+ /* set this when we trash the central dir */
+ bool mNeedCDRewrite;
+
+ /*
+ * One ZipEntry per entry in the zip file. I'm using pointers instead
+ * of objects because it's easier than making operator= work for the
+ * classes and sub-classes.
+ */
+ Vector<ZipEntry*> mEntries;
+};
+
+}; // namespace android
+
+#endif // __LIBS_ZIPFILE_H
projects / android / aapt.git / commitdiff
