__owur size_t tls13_final_finish_mac(SSL *s, const char *str, size_t slen,
unsigned char *p);
__owur int tls13_change_cipher_state(SSL *s, int which);
-__owur int tls13_update_key(SSL *s, int write);
+__owur int tls13_update_key(SSL *s, int send);
__owur int tls13_hkdf_expand(SSL *s, const EVP_MD *md,
const unsigned char *secret,
const unsigned char *label, size_t labellen,
return 1;
}
-static int derive_secret_key_and_iv(SSL *s, int write,
+static int derive_secret_key_and_iv(SSL *s, int send,
const unsigned char *insecret,
const unsigned char *hash,
const unsigned char *label,
goto err;
}
- if (EVP_CipherInit_ex(ciph_ctx, ciph, NULL, NULL, NULL, write) <= 0
+ if (EVP_CipherInit_ex(ciph_ctx, ciph, NULL, NULL, NULL, send) <= 0
|| !EVP_CIPHER_CTX_ctrl(ciph_ctx, EVP_CTRL_AEAD_SET_IVLEN, ivlen, NULL)
|| (taglen != 0 && !EVP_CIPHER_CTX_ctrl(ciph_ctx, EVP_CTRL_AEAD_SET_TAG,
taglen, NULL))
#ifdef OPENSSL_SSL_TRACE_CRYPTO
if (s->msg_callback) {
- int wh = write ? TLS1_RT_CRYPTO_WRITE : 0;
+ int wh = send ? TLS1_RT_CRYPTO_WRITE : 0;
if (ciph->key_len)
s->msg_callback(2, s->version, wh | TLS1_RT_CRYPTO_KEY,
return ret;
}
-int tls13_update_key(SSL *s, int write)
+int tls13_update_key(SSL *s, int send)
{
static const unsigned char application_traffic[] =
"application traffic secret";
EVP_CIPHER_CTX *ciph_ctx;
int ret = 0;
- if (s->server == write)
+ if (s->server == send)
insecret = s->server_app_traffic_secret;
else
insecret = s->client_app_traffic_secret;
- if (write) {
+ if (send) {
iv = s->write_iv;
ciph_ctx = s->enc_write_ctx;
RECORD_LAYER_reset_write_sequence(&s->rlayer);
RECORD_LAYER_reset_read_sequence(&s->rlayer);
}
- if (!derive_secret_key_and_iv(s, write, insecret, NULL, application_traffic,
+ if (!derive_secret_key_and_iv(s, send, insecret, NULL, application_traffic,
sizeof(application_traffic) - 1, secret, iv,
ciph_ctx))
goto err;