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authorDavid Makepeace <david.p.makepeace@oracle.com>2019-05-27 09:29:43 +1000
committerShane Lontis <shane.lontis@oracle.com>2019-05-27 20:28:18 +1000
commit324954640e7fcb2b4a26cb5ae7923a6e5e79ee14 (patch)
tree7031fa2dedfcd9019869e647c76b52640cd6f44e /ssl/t1_enc.c
parent19f43f02aa5349034d0a7a60c3a750e046f994b5 (diff)
Changed ssl layer to use EVP_KDF API for TLS1_PRF and HKDF.
Reviewed-by: Matt Caswell <matt@openssl.org> Reviewed-by: Richard Levitte <levitte@openssl.org> Reviewed-by: Shane Lontis <shane.lontis@oracle.com> (Merged from https://github.com/openssl/openssl/pull/9010)
Diffstat (limited to 'ssl/t1_enc.c')
-rw-r--r--ssl/t1_enc.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/ssl/t1_enc.c b/ssl/t1_enc.c
index 9f2dbee016..31290a409a 100644
--- a/ssl/t1_enc.c
+++ b/ssl/t1_enc.c
@@ -31,7 +31,7 @@ static int tls1_PRF(SSL *s,
unsigned char *out, size_t olen, int fatal)
{
const EVP_MD *md = ssl_prf_md(s);
- EVP_PKEY_CTX *pctx = NULL;
+ EVP_KDF_CTX *kctx = NULL;
int ret = 0;
if (md == NULL) {
@@ -43,16 +43,22 @@ static int tls1_PRF(SSL *s,
SSLerr(SSL_F_TLS1_PRF, ERR_R_INTERNAL_ERROR);
return 0;
}
- pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_TLS1_PRF, NULL);
- if (pctx == NULL || EVP_PKEY_derive_init(pctx) <= 0
- || EVP_PKEY_CTX_set_tls1_prf_md(pctx, md) <= 0
- || EVP_PKEY_CTX_set1_tls1_prf_secret(pctx, sec, (int)slen) <= 0
- || EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed1, (int)seed1_len) <= 0
- || EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed2, (int)seed2_len) <= 0
- || EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed3, (int)seed3_len) <= 0
- || EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed4, (int)seed4_len) <= 0
- || EVP_PKEY_CTX_add1_tls1_prf_seed(pctx, seed5, (int)seed5_len) <= 0
- || EVP_PKEY_derive(pctx, out, &olen) <= 0) {
+ kctx = EVP_KDF_CTX_new_id(EVP_PKEY_TLS1_PRF);
+ if (kctx == NULL
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_MD, md) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_SET_TLS_SECRET,
+ sec, (size_t)slen) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_TLS_SEED,
+ seed1, (size_t)seed1_len) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_TLS_SEED,
+ seed2, (size_t)seed2_len) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_TLS_SEED,
+ seed3, (size_t)seed3_len) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_TLS_SEED,
+ seed4, (size_t)seed4_len) <= 0
+ || EVP_KDF_ctrl(kctx, EVP_KDF_CTRL_ADD_TLS_SEED,
+ seed5, (size_t)seed5_len) <= 0
+ || EVP_KDF_derive(kctx, out, olen) <= 0) {
if (fatal)
SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS1_PRF,
ERR_R_INTERNAL_ERROR);
@@ -64,7 +70,7 @@ static int tls1_PRF(SSL *s,
ret = 1;
err:
- EVP_PKEY_CTX_free(pctx);
+ EVP_KDF_CTX_free(kctx);
return ret;
}