evan/shadowTLS
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fix bug

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This commit is contained in:
wenyifan 2022-09-09 15:57:32 +08:00
parent bd2cf3865d
commit a6bf1c0e7d
1 changed files with 4 additions and 3 deletions
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7
shadow/packer.go
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@ -20,7 +20,7 @@ type PackAppData struct {
func (m PackAppData) Read(p []byte) (n int, err error) { func (m PackAppData) Read(p []byte) (n int, err error) {
buf := make([]byte, 32*1024+HeaderLength+2) buf := make([]byte, 48*1024+HeaderLength+2)
headRead, err := io.ReadAtLeast(m.Conn, buf[0:HeaderLength+2], HeaderLength+2) headRead, err := io.ReadAtLeast(m.Conn, buf[0:HeaderLength+2], HeaderLength+2)
if err != nil { if err != nil {
@ -44,14 +44,15 @@ func (m PackAppData) Read(p []byte) (n int, err error) {
return 0, e return 0, e
} }
} }
copy(p[sum:], buf[HeaderLength+2+sum:HeaderLength+2+sum+r])
sum += r sum += r
} }
if len(EncryptKey) > 0 { if len(EncryptKey) > 0 {
encryptedData := p[0:sum] encryptedData := buf[HeaderLength+2 : HeaderLength+2+sum]
decrypted := AesDecryptCBC(encryptedData, EncryptKey) decrypted := AesDecryptCBC(encryptedData, EncryptKey)
copy(p[0:], decrypted) copy(p[0:], decrypted)
sum = len(decrypted) sum = len(decrypted)
} else {
copy(p[0:], buf[HeaderLength+2:HeaderLength+2+sum])
} }
return sum, err return sum, err
} else { } else {