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small fixes

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This commit is contained in:
xhacker-zzz
2023-01-19 19:41:01 +08:00
parent b55f20e9f6
commit ad314a8c42
3 changed files with 22 additions and 6 deletions
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12
src/decrypt/qmc.ts
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@@ -28,8 +28,16 @@ export const HandlerMap: { [key: string]: Handler } = {
qmc0: { ext: 'mp3', version: 2 },
qmc2: { ext: 'ogg', version: 2 },
qmc3: { ext: 'mp3', version: 2 },
qmc4: { ext: 'ogg', version: 2 },
qmc6: { ext: 'ogg', version: 2 },
qmc8: { ext: 'ogg', version: 2 },
bkcmp3: { ext: 'mp3', version: 1 },
bkcm4a: { ext: 'm4a', version: 1 },
bkcflac: { ext: 'flac', version: 1 },
bkcwav: { ext: 'wav', version: 1 },
bkcape: { ext: 'ape', version: 1 },
bkcogg: { ext: 'ogg', version: 1 },
bkcwma: { ext: 'wma', version: 1 },
tkm: { ext: 'm4a', version: 1 },
'666c6163': { ext: 'flac', version: 1 },
'6d7033': { ext: 'mp3', version: 1 },
@@ -131,7 +139,9 @@ export class QmcDecoder {
private searchKey() {
const last4Byte = this.file.slice(-4);
const textEnc = new TextDecoder();
if (textEnc.decode(last4Byte) === 'QTag') {
if (textEnc.decode(last4Byte) === 'STag') {
throw new Error('文件中没有写入密钥，无法解锁，请降级App并重试');
} else if (textEnc.decode(last4Byte) === 'QTag') {
const sizeBuf = this.file.slice(-8, -4);
const sizeView = new DataView(sizeBuf.buffer, sizeBuf.byteOffset);
const keySize = sizeView.getUint32(0, false);