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Simplify removing packet padding.

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This commit is contained in:
levlam 2021-06-02 01:50:00 +03:00
parent 63fd974e35
commit 1554044a84
1 changed files with 1 additions and 5 deletions
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6
td/mtproto/Transport.cpp
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@ -227,11 +227,7 @@ Status Transport::read_crypto_impl(int X, MutableSlice message, const AuthKey &a
auto *header = reinterpret_cast<HeaderT *>(message.begin());
*header_ptr = header;
auto to_decrypt = MutableSlice(header->encrypt_begin(), message.uend());
to_decrypt.truncate(to_decrypt.size() & ~15);
if (to_decrypt.size() % 16 != 0) {
return Status::Error(PSLICE() << "Invalid mtproto message: size of encrypted part is not multiple of 16 [size = "
<< to_decrypt.size() << "]");
}
to_decrypt.remove_suffix(to_decrypt.size() & 15);
if (header->auth_key_id != auth_key.id()) {
return Status::Error(PSLICE() << "Invalid mtproto message: auth_key_id mismatch [found = "