diff options
Diffstat (limited to 'src/plugins/quic/quic_crypto.c')
-rw-r--r-- | src/plugins/quic/quic_crypto.c | 49 |
1 files changed, 27 insertions, 22 deletions
diff --git a/src/plugins/quic/quic_crypto.c b/src/plugins/quic/quic_crypto.c index 9931ab56b76..c5cc5a4a714 100644 --- a/src/plugins/quic/quic_crypto.c +++ b/src/plugins/quic/quic_crypto.c @@ -24,7 +24,7 @@ #define QUICLY_EPOCH_1RTT 3 extern quic_main_t quic_main; -extern quic_ctx_t *quic_get_conn_ctx (quicly_conn_t * conn); +extern quic_ctx_t *quic_get_conn_ctx (quicly_conn_t *conn); vnet_crypto_main_t *cm = &crypto_main; typedef struct crypto_key_ @@ -176,7 +176,7 @@ quic_crypto_aead_decrypt (quic_ctx_t *qctx, ptls_aead_context_t *_ctx, } void -quic_crypto_decrypt_packet (quic_ctx_t * qctx, quic_rx_packet_ctx_t * pctx) +quic_crypto_decrypt_packet (quic_ctx_t *qctx, quic_rx_packet_ctx_t *pctx) { ptls_cipher_context_t *header_protection = NULL; ptls_aead_context_t *aead = NULL; @@ -205,28 +205,26 @@ quic_crypto_decrypt_packet (quic_ctx_t * qctx, quic_rx_packet_ctx_t * pctx) /* decipher the header protection, as well as obtaining pnbits, pnlen */ if (encrypted_len < header_protection->algo->iv_size + QUICLY_MAX_PN_SIZE) return; - ptls_cipher_init (header_protection, - pctx->packet.octets.base + pctx->packet.encrypted_off + - QUICLY_MAX_PN_SIZE); + ptls_cipher_init (header_protection, pctx->packet.octets.base + + pctx->packet.encrypted_off + + QUICLY_MAX_PN_SIZE); ptls_cipher_encrypt (header_protection, hpmask, hpmask, sizeof (hpmask)); pctx->packet.octets.base[0] ^= - hpmask[0] & (QUICLY_PACKET_IS_LONG_HEADER (pctx->packet.octets.base[0]) ? - 0xf : 0x1f); + hpmask[0] & + (QUICLY_PACKET_IS_LONG_HEADER (pctx->packet.octets.base[0]) ? 0xf : 0x1f); pnlen = (pctx->packet.octets.base[0] & 0x3) + 1; for (i = 0; i != pnlen; ++i) { pctx->packet.octets.base[pctx->packet.encrypted_off + i] ^= hpmask[i + 1]; - pnbits = - (pnbits << 8) | pctx->packet.octets.base[pctx->packet.encrypted_off + - i]; + pnbits = (pnbits << 8) | + pctx->packet.octets.base[pctx->packet.encrypted_off + i]; } size_t aead_off = pctx->packet.encrypted_off + pnlen; - pn = - quicly_determine_packet_number (pnbits, pnlen * 8, - next_expected_packet_number); + pn = quicly_determine_packet_number (pnbits, pnlen * 8, + next_expected_packet_number); int key_phase_bit = (pctx->packet.octets.base[0] & QUICLY_KEY_PHASE_BIT) != 0; @@ -236,7 +234,7 @@ quic_crypto_decrypt_packet (quic_ctx_t * qctx, quic_rx_packet_ctx_t * pctx) pctx->packet.octets.base[0] ^= hpmask[0] & (QUICLY_PACKET_IS_LONG_HEADER (pctx->packet.octets.base[0]) ? 0xf : - 0x1f); + 0x1f); for (i = 0; i != pnlen; ++i) { pctx->packet.octets.base[pctx->packet.encrypted_off + i] ^= @@ -251,8 +249,8 @@ quic_crypto_decrypt_packet (quic_ctx_t * qctx, quic_rx_packet_ctx_t * pctx) pctx->packet.octets.len - aead_off, pn, pctx->packet.octets.base, aead_off)) == SIZE_MAX) { - fprintf (stderr, - "%s: aead decryption failure (pn: %d)\n", __FUNCTION__, pn); + fprintf (stderr, "%s: aead decryption failure (pn: %d)\n", __FUNCTION__, + pn); return; } @@ -371,14 +369,14 @@ quic_crypto_cipher_setup_crypto (ptls_cipher_context_t *_ctx, int is_enc, } static int -quic_crypto_aes128ctr_setup_crypto (ptls_cipher_context_t * ctx, int is_enc, +quic_crypto_aes128ctr_setup_crypto (ptls_cipher_context_t *ctx, int is_enc, const void *key) { return quic_crypto_cipher_setup_crypto (ctx, 1, key, EVP_aes_128_ctr ()); } static int -quic_crypto_aes256ctr_setup_crypto (ptls_cipher_context_t * ctx, int is_enc, +quic_crypto_aes256ctr_setup_crypto (ptls_cipher_context_t *ctx, int is_enc, const void *key) { return quic_crypto_cipher_setup_crypto (ctx, 1, key, EVP_aes_256_ctr ()); @@ -504,6 +502,7 @@ ptls_cipher_algorithm_t quic_crypto_aes256ctr = { quic_crypto_aes256ctr_setup_crypto }; +#define PTLS_X86_CACHE_LINE_ALIGN_BITS 6 ptls_aead_algorithm_t quic_crypto_aes128gcm = { "AES128-GCM", PTLS_AESGCM_CONFIDENTIALITY_LIMIT, @@ -513,6 +512,9 @@ ptls_aead_algorithm_t quic_crypto_aes128gcm = { PTLS_AES128_KEY_SIZE, PTLS_AESGCM_IV_SIZE, PTLS_AESGCM_TAG_SIZE, + { PTLS_TLS12_AESGCM_FIXED_IV_SIZE, PTLS_TLS12_AESGCM_RECORD_IV_SIZE }, + 1, + PTLS_X86_CACHE_LINE_ALIGN_BITS, sizeof (struct aead_crypto_context_t), quic_crypto_aead_aes128gcm_setup_crypto }; @@ -526,18 +528,21 @@ ptls_aead_algorithm_t quic_crypto_aes256gcm = { PTLS_AES256_KEY_SIZE, PTLS_AESGCM_IV_SIZE, PTLS_AESGCM_TAG_SIZE, + { PTLS_TLS12_AESGCM_FIXED_IV_SIZE, PTLS_TLS12_AESGCM_RECORD_IV_SIZE }, + 1, + PTLS_X86_CACHE_LINE_ALIGN_BITS, sizeof (struct aead_crypto_context_t), quic_crypto_aead_aes256gcm_setup_crypto }; ptls_cipher_suite_t quic_crypto_aes128gcmsha256 = { - PTLS_CIPHER_SUITE_AES_128_GCM_SHA256, - &quic_crypto_aes128gcm, &ptls_openssl_sha256 + PTLS_CIPHER_SUITE_AES_128_GCM_SHA256, &quic_crypto_aes128gcm, + &ptls_openssl_sha256 }; ptls_cipher_suite_t quic_crypto_aes256gcmsha384 = { - PTLS_CIPHER_SUITE_AES_256_GCM_SHA384, - &quic_crypto_aes256gcm, &ptls_openssl_sha384 + PTLS_CIPHER_SUITE_AES_256_GCM_SHA384, &quic_crypto_aes256gcm, + &ptls_openssl_sha384 }; ptls_cipher_suite_t *quic_crypto_cipher_suites[] = { |