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Send correct paddings in improved TCP protocol.

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This commit is contained in:
John Preston
2018-06-25 19:55:27 +01:00
parent c7a4d67cfb
commit 8c2f11de7d
22 changed files with 846 additions and 536 deletions
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12
Telegram/SourceFiles/mtproto/auth_key.cpp
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@@ -92,14 +92,22 @@ void aesIgeDecryptRaw(const void *src, void *dst, uint32 len, const void *key, c
AES_ige_encrypt(static_cast<const uchar*>(src), static_cast<uchar*>(dst), len, &aes, aes_iv, AES_DECRYPT);
}
void aesCtrEncrypt(void *data, uint32 len, const void *key, CTRState *state) {
void aesCtrEncrypt(bytes::span data, const void *key, CTRState *state) {
AES_KEY aes;
AES_set_encrypt_key(static_cast<const uchar*>(key), 256, &aes);
static_assert(CTRState::IvecSize == AES_BLOCK_SIZE, "Wrong size of ctr ivec!");
static_assert(CTRState::EcountSize == AES_BLOCK_SIZE, "Wrong size of ctr ecount!");
CRYPTO_ctr128_encrypt(static_cast<const uchar*>(data), static_cast<uchar*>(data), len, &aes, state->ivec, state->ecount, &state->num, (block128_f) AES_encrypt);
CRYPTO_ctr128_encrypt(
reinterpret_cast<const uchar*>(data.data()),
reinterpret_cast<uchar*>(data.data()),
data.size(),
&aes,
state->ivec,
state->ecount,
&state->num,
(block128_f)AES_encrypt);
}
} // namespace MTP