js-apk-parser
Version:
Parse the AndroidManifest.xml and resources.arsc file in the apk package.
244 lines • 11.9 kB
JavaScript
import * as util from './util';
var AndroidManifest = /** @class */ (function () {
function AndroidManifest(buffer) {
var _a;
var _this = this;
this.magicNumber = util.uint8ArrayToHex(new Uint8Array(buffer, 0, 4));
this.fileSize = util.uint8ArrayToInt(new Uint8Array(buffer, 4, 4));
// console.log(`magicNumber: ${this.magicNumber}, fileSize: ${this.fileSize}`);
var chunkOffset = 8;
var chunkSize = util.uint8ArrayToInt(new Uint8Array(buffer, chunkOffset + 4 * 1, 4));
this.stringChunk = new StringChunk(new Uint8Array(buffer, chunkOffset, chunkSize));
// console.log('stringChunk', this.stringChunk);
chunkOffset += chunkSize;
chunkSize = util.uint8ArrayToInt(new Uint8Array(buffer, chunkOffset + 4 * 1, 4));
this.resourceIdChunk = new ResourceIdChunk(new Uint8Array(buffer, chunkOffset, chunkSize));
// console.log('resourceIdChunk', this.resourceIdChunk);
var chunkType = '';
chunkOffset += chunkSize;
var chunks = [];
var startTagChunk = null;
this.attributes = [];
for (; chunkOffset < this.fileSize;) {
chunkType = util.uint8ArrayToHex(new Uint8Array(buffer, chunkOffset + 4 * 0, 4));
chunkSize = util.uint8ArrayToInt(new Uint8Array(buffer, chunkOffset + 4 * 1, 4));
if (chunkSize <= 0) {
break;
}
if (chunkType === AndroidManifest.CHUNK_TYPE_START_NAMESPACE) {
chunks.push(new StartNamespaceChunk(new Uint8Array(buffer, chunkOffset, chunkSize)));
}
else if (chunkType === AndroidManifest.CHUNK_TYPE_END_NAMESPACE) {
chunks.push(new EndNamespaceChunk(new Uint8Array(buffer, chunkOffset, chunkSize)));
}
else if (chunkType === AndroidManifest.CHUNK_TYPE_START_TAG) {
startTagChunk = new StartTagChunk(new Uint8Array(buffer, chunkOffset, chunkSize));
chunks.push(startTagChunk);
(_a = this.attributes).push.apply(_a, startTagChunk.attributes);
if (this.stringChunk.stringPool[startTagChunk.name] === 'application') {
var attribute = startTagChunk.attributes.find(function (e) { return _this.stringChunk.stringPool[e.name] === 'label'; });
// console.log('atrribute', attribute)
this.label = attribute;
}
}
else if (chunkType === AndroidManifest.CHUNK_TYPE_END_TAG) {
chunks.push(new EndTagChunk(new Uint8Array(buffer, chunkOffset, chunkSize)));
}
else if (chunkType === AndroidManifest.CHUNK_TYPE_TEXT) {
chunks.push(new TextChunk(new Uint8Array(buffer, chunkOffset, chunkSize)));
}
// next loop
chunkOffset += chunkSize;
}
this.xmlContentChunk = new XmlContentChunk();
this.xmlContentChunk.chunks = chunks;
// console.log(this);
}
AndroidManifest.prototype.getStringValue = function (index) {
return this.stringChunk.stringPool[index];
};
AndroidManifest.prototype.getTagAttribute = function (name) {
var _this = this;
return this.attributes.find(function (e) { return _this.stringChunk.stringPool[e.name] === name && e.valueString > 0; });
};
AndroidManifest.prototype.getTagAttributeValue = function (name) {
var atrribute = this.getTagAttribute(name);
return atrribute ? this.stringChunk.stringPool[atrribute.valueString] : '';
};
AndroidManifest.prototype.getLabelAttribute = function () {
return this.label;
};
AndroidManifest.MAGIC_NUMBER = '00080003';
AndroidManifest.CHUNK_TYPE_STRING = '001c0001';
AndroidManifest.CHUNK_TYPE_RESOURCE_ID = '00080180';
AndroidManifest.CHUNK_TYPE_START_NAMESPACE = '00100100';
AndroidManifest.CHUNK_TYPE_END_NAMESPACE = '00100101';
AndroidManifest.CHUNK_TYPE_START_TAG = '00100102';
AndroidManifest.CHUNK_TYPE_END_TAG = '00100103';
AndroidManifest.CHUNK_TYPE_TEXT = '00100104';
return AndroidManifest;
}());
export { AndroidManifest };
var Chunk = /** @class */ (function () {
function Chunk() {
}
return Chunk;
}());
var StringChunk = /** @class */ (function () {
function StringChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.stringCount = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.styleCount = util.uint8ArrayToInt(array.subarray(4 * 3, 4 * 4));
this.flags = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.stringPoolOffset = util.uint8ArrayToInt(array.subarray(4 * 5, 4 * 6));
this.stylePoolOffset = util.uint8ArrayToInt(array.subarray(4 * 6, 4 * 7));
var utf8 = (this.flags & StringChunk.UTF8_FLAG) != 0;
// console.log('flags', this.flags, 'utf8', utf8);
// stringOffsets
this.stringOffsets = [];
var offset = 0;
for (var i = 0; i < this.stringCount; i++) {
offset = util.uint8ArrayToInt(array.subarray(4 * (7 + i), 4 * (8 + i)));
this.stringOffsets.push(offset);
}
// styleOffsets
this.styleOffsets = [];
// TODO
// stringPool
this.stringPool = [];
var str = '';
var length = 0;
// offset = this.stringPoolOffset;
for (var i = 0; i < this.stringCount; i++) {
offset = this.stringPoolOffset + this.stringOffsets[i];
if (utf8) {
length = array[offset + 1] & 0x7F; // 头2位的最后1个字节表示字符串长度
}
else {
length = util.uint8ArrayToShort(array.subarray(offset, offset + 2)) * 2; // 头2位表示字符串长度，并且一个字符占2个字节
}
str = util.uint8ArrayToStr(array.subarray(offset + 2, offset + 2 + length), utf8);
// console.log('index=',i,'length=',length,'str=',str);
this.stringPool.push(str);
// offset += length + 4;
}
// stylePool
this.stylePool = [];
// TODO
}
StringChunk.UTF8_FLAG = 1 << 8;
return StringChunk;
}());
var ResourceIdChunk = /** @class */ (function () {
function ResourceIdChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
// resourceIds
this.resourceIds = [];
var offset = 0;
var id = 0;
var size = this.chunkSize / 4 - 2;
for (var i = 0; i < size; i++) {
offset = 4 * 2 + 4 * i;
id = util.uint8ArrayToInt(array.subarray(offset, offset + 4));
// console.log('index=',i,'id=',id);
this.resourceIds.push(id);
}
}
return ResourceIdChunk;
}());
var XmlContentChunk = /** @class */ (function () {
function XmlContentChunk() {
}
return XmlContentChunk;
}());
var StartNamespaceChunk = /** @class */ (function () {
function StartNamespaceChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.lineNumber = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.unknown = util.uint8ArrayToHex(array.subarray(4 * 3, 4 * 4));
this.prefix = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.uri = util.uint8ArrayToInt(array.subarray(4 * 5, 4 * 6));
}
return StartNamespaceChunk;
}());
var EndNamespaceChunk = /** @class */ (function () {
function EndNamespaceChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.lineNumber = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.unknown = util.uint8ArrayToHex(array.subarray(4 * 3, 4 * 4));
this.prefix = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.uri = util.uint8ArrayToInt(array.subarray(4 * 5, 4 * 6));
}
return EndNamespaceChunk;
}());
var StartTagChunk = /** @class */ (function () {
function StartTagChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.lineNumber = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.unknown = util.uint8ArrayToHex(array.subarray(4 * 3, 4 * 4));
this.namespaceUri = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.name = util.uint8ArrayToInt(array.subarray(4 * 5, 4 * 6));
this.flags = util.uint8ArrayToHex(array.subarray(4 * 6, 4 * 7));
this.attributeCount = util.uint8ArrayToInt(array.subarray(4 * 7, 4 * 8));
this.classAtrribute = util.uint8ArrayToHex(array.subarray(4 * 8, 4 * 9));
// atrributes
this.attributes = [];
var offset = 0;
for (var i = 0; i < this.attributeCount; i++) {
offset = 4 * 9 + 4 * 5 * i;
this.attributes.push(new TagAttribute(array.subarray(offset + 4 * 0, offset + 4 * 5)));
// console.log('index=',i,'atrribute=',this.atrributes[i]);
}
}
return StartTagChunk;
}());
var EndTagChunk = /** @class */ (function () {
function EndTagChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.lineNumber = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.unknown = util.uint8ArrayToHex(array.subarray(4 * 3, 4 * 4));
this.namespaceUri = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.name = util.uint8ArrayToInt(array.subarray(4 * 5, 4 * 6));
}
return EndTagChunk;
}());
var TextChunk = /** @class */ (function () {
function TextChunk(array) {
// super();
this.chunkType = util.uint8ArrayToHex(array.subarray(4 * 0, 4 * 1));
this.chunkSize = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.lineNumber = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.unknown1 = util.uint8ArrayToHex(array.subarray(4 * 3, 4 * 4));
this.name = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
this.unknown2 = util.uint8ArrayToHex(array.subarray(4 * 5, 4 * 6));
this.unknown3 = util.uint8ArrayToHex(array.subarray(4 * 6, 4 * 7));
}
return TextChunk;
}());
var TagAttribute = /** @class */ (function () {
function TagAttribute(array) {
this.namespaceUri = util.uint8ArrayToInt(array.subarray(4 * 0, 4 * 1));
this.name = util.uint8ArrayToInt(array.subarray(4 * 1, 4 * 2));
this.valueString = util.uint8ArrayToInt(array.subarray(4 * 2, 4 * 3));
this.type = util.uint8ArrayToInt(array.subarray(4 * 3, 4 * 4)) >> 24; // 在获取到type值的时候需要右移24位
this.data = util.uint8ArrayToInt(array.subarray(4 * 4, 4 * 5));
}
TagAttribute.ATTR_REFERENCE = 1;
TagAttribute.ATTR_ATTRIBUTE = 2;
TagAttribute.ATTR_STRING = 3;
return TagAttribute;
}());
export { TagAttribute };
//# sourceMappingURL=AndroidManifest.js.map