Merge remote-tracking branch 'awalol/master'
This commit is contained in:
commit
43f96e5d89
@ -80,6 +80,35 @@ func readKeyFromMMKV(file string, logger *zap.Logger) ([]byte, error) {
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return deriveKey(buf)
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}
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func OpenMMKV(vaultPath string, vaultKey string, logger *zap.Logger) error {
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filePath, fileName := filepath.Split(vaultPath)
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mgr, err := mmkv.NewManager(filepath.Dir(filePath))
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if err != nil {
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return fmt.Errorf("init mmkv manager: %w", err)
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}
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streamKeyVault, err = mgr.OpenVaultCrypto(fileName, vaultKey)
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if err != nil {
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return fmt.Errorf("open mmkv vault: %w", err)
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}
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logger.Debug("mmkv vault opened", zap.Strings("keys", streamKeyVault.Keys()))
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return nil
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}
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func readKeyFromMMKVCustom(mid string) ([]byte, error) {
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if streamKeyVault == nil {
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return nil, fmt.Errorf("mmkv vault not loaded")
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}
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// get ekey from mmkv vault
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eKey, err := streamKeyVault.GetBytes(mid)
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if err != nil {
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return nil, fmt.Errorf("get eKey error: %w", err)
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}
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return deriveKey(eKey)
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}
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func getRelativeMMKVDir(file string) (string, error) {
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mmkvDir := filepath.Join(filepath.Dir(file), "../mmkv")
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if _, err := os.Stat(mmkvDir); err != nil {
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@ -5,13 +5,12 @@ import (
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"encoding/binary"
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"errors"
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"fmt"
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"go.uber.org/zap"
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"io"
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"runtime"
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"strconv"
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"strings"
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"go.uber.org/zap"
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"unlock-music.dev/cli/algo/common"
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"unlock-music.dev/cli/internal/sniff"
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)
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@ -145,6 +144,18 @@ func (d *Decoder) searchKey() (err error) {
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return d.readRawMetaQTag()
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case "STag":
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return errors.New("qmc: file with 'STag' suffix doesn't contains media key")
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case "cex\x00":
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footer := qqMusicTagMusicEx{}
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audioLen, err := footer.Read(d.raw)
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if err != nil {
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return err
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}
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d.audioLen = int(audioLen)
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d.decodedKey, err = readKeyFromMMKVCustom(footer.mediafile)
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if err != nil {
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return err
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}
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return nil
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default:
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size := binary.LittleEndian.Uint32(suffixBuf)
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65
algo/qmc/qmc_footer_musicex.go
Normal file
65
algo/qmc/qmc_footer_musicex.go
Normal file
@ -0,0 +1,65 @@
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package qmc
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import (
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"encoding/binary"
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"fmt"
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"io"
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)
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type qqMusicTagMusicEx struct {
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songid uint32 // Song ID
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unknown_1 uint32 // unused & unknown
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unknown_2 uint32 // unused & unknown
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mid string // Media ID
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mediafile string // real file name
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unknown_3 uint32 // unused; uninitialized memory?
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sizeof_struct uint32 // 19.57: fixed value: 0xC0
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version uint32 // 19.57: fixed value: 0x01
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tag_magic []byte // fixed value "musicex\0" (8 bytes)
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}
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func (tag *qqMusicTagMusicEx) Read(raw io.ReadSeeker) (int64, error) {
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_, err := raw.Seek(-16, io.SeekEnd)
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if err != nil {
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return 0, fmt.Errorf("musicex seek error: %w", err)
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}
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footerBuf := make([]byte, 4)
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footerBuf, err = io.ReadAll(io.LimitReader(raw, 4))
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if err != nil {
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return 0, fmt.Errorf("get musicex error: %w", err)
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}
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footerLen := int64(binary.LittleEndian.Uint32(footerBuf))
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audioLen, err := raw.Seek(-footerLen, io.SeekEnd)
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buf, err := io.ReadAll(io.LimitReader(raw, audioLen))
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if err != nil {
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return 0, err
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}
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tag.songid = binary.LittleEndian.Uint32(buf[0:4])
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tag.unknown_1 = binary.LittleEndian.Uint32(buf[4:8])
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tag.unknown_2 = binary.LittleEndian.Uint32(buf[8:12])
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for i := 0; i < 30; i++ {
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u := binary.LittleEndian.Uint16(buf[12+i*2 : 12+(i+1)*2])
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if u == 0 {
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break
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}
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tag.mid += string(u)
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}
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for i := 0; i < 50; i++ {
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u := binary.LittleEndian.Uint16(buf[72+i*2 : 72+(i+1)*2])
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if u == 0 {
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break
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}
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tag.mediafile += string(u)
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}
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tag.unknown_3 = binary.LittleEndian.Uint32(buf[173:177])
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tag.sizeof_struct = binary.LittleEndian.Uint32(buf[177:181])
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tag.version = binary.LittleEndian.Uint32(buf[181:185])
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tag.tag_magic = buf[185:193]
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return audioLen, nil
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}
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@ -5,6 +5,9 @@ import (
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"context"
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"errors"
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"fmt"
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"github.com/fsnotify/fsnotify"
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"github.com/urfave/cli/v2"
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"go.uber.org/zap"
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"io"
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"os"
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"os/signal"
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@ -15,15 +18,11 @@ import (
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"strings"
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"time"
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"github.com/fsnotify/fsnotify"
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"github.com/urfave/cli/v2"
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"go.uber.org/zap"
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"unlock-music.dev/cli/algo/common"
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_ "unlock-music.dev/cli/algo/kgm"
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_ "unlock-music.dev/cli/algo/kwm"
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_ "unlock-music.dev/cli/algo/ncm"
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_ "unlock-music.dev/cli/algo/qmc"
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"unlock-music.dev/cli/algo/qmc"
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_ "unlock-music.dev/cli/algo/tm"
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_ "unlock-music.dev/cli/algo/xiami"
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_ "unlock-music.dev/cli/algo/ximalaya"
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@ -50,6 +49,8 @@ func main() {
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Flags: []cli.Flag{
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&cli.StringFlag{Name: "input", Aliases: []string{"i"}, Usage: "path to input file or dir", Required: false},
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&cli.StringFlag{Name: "output", Aliases: []string{"o"}, Usage: "path to output dir", Required: false},
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&cli.StringFlag{Name: "vault-file", Aliases: []string{"db"}, Usage: "数据库文件位置 (请确保crc文件在同目录下)", Required: false},
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&cli.StringFlag{Name: "vault-key", Aliases: []string{"key"}, Usage: "数据库密钥 (length 32)", Required: false},
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&cli.BoolFlag{Name: "remove-source", Aliases: []string{"rs"}, Usage: "remove source file", Required: false, Value: false},
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&cli.BoolFlag{Name: "skip-noop", Aliases: []string{"n"}, Usage: "skip noop decoder", Required: false, Value: true},
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&cli.BoolFlag{Name: "update-metadata", Usage: "update metadata & album art from network", Required: false, Value: false},
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@ -130,6 +131,15 @@ func appMain(c *cli.Context) (err error) {
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return errors.New("output should be a writable directory")
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}
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vaultPath := c.String("vault-file")
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vaultKey := c.String("vault-key")
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if vaultPath != "" && vaultKey != "" {
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err := qmc.OpenMMKV(vaultPath, vaultKey, logger)
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if err != nil {
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return err
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}
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}
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proc := &processor{
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outputDir: output,
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skipNoopDecoder: c.Bool("skip-noop"),
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