unsigned char *out, size_t outlen, int fatal)
{
static const unsigned char label_prefix[] = "tls13 ";
- EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL);
+ EVP_KDF_CTX *kctx = EVP_KDF_CTX_new_id(EVP_PKEY_HKDF);
int ret;
size_t hkdflabellen;
size_t hashlen;
+ 1 + EVP_MAX_MD_SIZE];
WPACKET pkt;
- if (pctx == NULL)
+ if (kctx == NULL)
return 0;
if (labellen > TLS13_MAX_LABEL_LEN) {
*/
SSLerr(SSL_F_TLS13_HKDF_EXPAND, SSL_R_TLS_ILLEGAL_EXPORTER_LABEL);
}
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
return 0;
}
|| !WPACKET_sub_memcpy_u8(&pkt, data, (data == NULL) ? 0 : datalen)
|| !WPACKET_get_total_written(&pkt, &hkdflabellen)
|| !WPACKET_finish(&pkt)) {
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
WPACKET_cleanup(&pkt);
if (fatal)
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_HKDF_EXPAND,
return 0;
}
- ret = EVP_PKEY_derive_init(pctx) <= 0
- || EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXPAND_ONLY)
- <= 0
- || EVP_PKEY_CTX_set_hkdf_md(pctx, md) <= 0
- || EVP_PKEY_CTX_set1_hkdf_key(pctx, secret, hashlen) <= 0
- || EVP_PKEY_CTX_add1_hkdf_info(pctx, hkdflabel, hkdflabellen) <= 0
- || EVP_PKEY_derive(pctx, out, &outlen) <= 0;
+ ret = EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_HKDF_MODE,
+ EVP_PKEY_HKDEF_MODE_EXPAND_ONLY) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_MD, md) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_KEY, secret, hashlen) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_HKDF_INFO,
+ hkdflabel, hkdflabellen) <= 0
+ || EVP_KDF_derive(kctx, out, outlen) <= 0;
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
if (ret != 0) {
if (fatal)
size_t mdlen, prevsecretlen;
int mdleni;
int ret;
- EVP_PKEY_CTX *pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_HKDF, NULL);
+ EVP_KDF_CTX *kctx = EVP_KDF_CTX_new_id(EVP_PKEY_HKDF);
static const char derived_secret_label[] = "derived";
unsigned char preextractsec[EVP_MAX_MD_SIZE];
- if (pctx == NULL) {
+ if (kctx == NULL) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_GENERATE_SECRET,
ERR_R_INTERNAL_ERROR);
return 0;
if (!ossl_assert(mdleni >= 0)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_GENERATE_SECRET,
ERR_R_INTERNAL_ERROR);
+ EVP_KDF_CTX_free(kctx);
return 0;
}
mdlen = (size_t)mdleni;
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_GENERATE_SECRET,
ERR_R_INTERNAL_ERROR);
EVP_MD_CTX_free(mctx);
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
return 0;
}
EVP_MD_CTX_free(mctx);
sizeof(derived_secret_label) - 1, hash, mdlen,
preextractsec, mdlen, 1)) {
/* SSLfatal() already called */
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
return 0;
}
prevsecretlen = mdlen;
}
- ret = EVP_PKEY_derive_init(pctx) <= 0
- || EVP_PKEY_CTX_hkdf_mode(pctx, EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY)
- <= 0
- || EVP_PKEY_CTX_set_hkdf_md(pctx, md) <= 0
- || EVP_PKEY_CTX_set1_hkdf_key(pctx, insecret, insecretlen) <= 0
- || EVP_PKEY_CTX_set1_hkdf_salt(pctx, prevsecret, prevsecretlen)
- <= 0
- || EVP_PKEY_derive(pctx, outsecret, &mdlen)
- <= 0;
+ ret = EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_HKDF_MODE,
+ EVP_PKEY_HKDEF_MODE_EXTRACT_ONLY) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_MD, md) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_KEY, insecret, insecretlen) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_SALT,
+ prevsecret, prevsecretlen) <= 0
+ || EVP_KDF_derive(kctx, outsecret, mdlen) <= 0;
if (ret != 0)
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_GENERATE_SECRET,
ERR_R_INTERNAL_ERROR);
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
if (prevsecret == preextractsec)
OPENSSL_cleanse(preextractsec, mdlen);
return ret == 0;
{
const EVP_CIPHER *c;
const EVP_MD *hash;
- int mac_type = NID_undef;
- s->session->cipher = s->s3->tmp.new_cipher;
- if (!ssl_cipher_get_evp
- (s->session, &c, &hash, &mac_type, NULL, NULL, 0)) {
+ s->session->cipher = s->s3.tmp.new_cipher;
+ if (!ssl_cipher_get_evp(s->session, &c, &hash, NULL, NULL, NULL, 0)) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS13_SETUP_KEY_BLOCK,
SSL_R_CIPHER_OR_HASH_UNAVAILABLE);
return 0;
}
- s->s3->tmp.new_sym_enc = c;
- s->s3->tmp.new_hash = hash;
+ s->s3.tmp.new_sym_enc = c;
+ s->s3.tmp.new_hash = hash;
return 1;
}
uint32_t algenc;
ivlen = EVP_CCM_TLS_IV_LEN;
- if (s->s3->tmp.new_cipher == NULL) {
+ if (s->s3.tmp.new_cipher == NULL) {
/* We've not selected a cipher yet - we must be doing early data */
algenc = s->session->cipher->algorithm_enc;
} else {
- algenc = s->s3->tmp.new_cipher->algorithm_enc;
+ algenc = s->s3.tmp.new_cipher->algorithm_enc;
}
if (algenc & (SSL_AES128CCM8 | SSL_AES256CCM8))
taglen = EVP_CCM8_TLS_TAG_LEN;
labellen = sizeof(client_early_traffic) - 1;
log_label = CLIENT_EARLY_LABEL;
- handlen = BIO_get_mem_data(s->s3->handshake_buffer, &hdata);
+ handlen = BIO_get_mem_data(s->s3.handshake_buffer, &hdata);
if (handlen <= 0) {
SSLfatal(s, SSL_AD_INTERNAL_ERROR,
SSL_F_TLS13_CHANGE_CIPHER_STATE,
if (!(which & SSL3_CC_EARLY)) {
md = ssl_handshake_md(s);
- cipher = s->s3->tmp.new_sym_enc;
+ cipher = s->s3.tmp.new_sym_enc;
if (!ssl3_digest_cached_records(s, 1)
|| !ssl_handshake_hash(s, hashval, sizeof(hashval), &hashlen)) {
/* SSLfatal() already called */;
}
if (!derive_secret_key_and_iv(s, sending, ssl_handshake_md(s),
- s->s3->tmp.new_sym_enc, insecret, NULL,
+ s->s3.tmp.new_sym_enc, insecret, NULL,
application_traffic,
sizeof(application_traffic) - 1, secret, iv,
ciph_ctx)) {