#ifndef OPENSSL_NO_EC
case SSL_CTRL_GET_GROUPS:
{
- unsigned char *clist;
+ uint16_t *clist;
size_t clistlen;
if (!s->session)
return 0;
clist = s->session->ext.supportedgroups;
- clistlen = s->session->ext.supportedgroups_len / 2;
+ clistlen = s->session->ext.supportedgroups_len;
if (parg) {
size_t i;
int *cptr = parg;
- unsigned int cid, nid;
+
for (i = 0; i < clistlen; i++) {
- n2s(clist, cid);
- /* TODO(TLS1.3): Handle DH groups here */
- nid = tls1_ec_curve_id2nid(cid, NULL);
- if (nid != 0)
- cptr[i] = nid;
+ const TLS_GROUP_INFO *cinf = tls1_group_id_lookup(clist[i]);
+
+ if (cinf != NULL)
+ cptr[i] = cinf->nid;
else
- cptr[i] = TLSEXT_nid_unknown | cid;
+ cptr[i] = TLSEXT_nid_unknown | clist[i];
}
}
return (int)clistlen;
&s->ext.supportedgroups_len, parg);
case SSL_CTRL_GET_SHARED_GROUP:
- return tls1_shared_group(s, larg);
+ {
+ uint16_t id = tls1_shared_group(s, larg);
+ if (larg != -1) {
+ const TLS_GROUP_INFO *ginf = tls1_group_id_lookup(id);
+
+ return ginf == NULL ? 0 : ginf->nid;
+ }
+ return id;
+ }
#endif
case SSL_CTRL_SET_SIGALGS:
return tls1_set_sigalgs(s->cert, parg, larg, 0);
default:
return (0);
}
- return (1);
+ return 1;
}
long ssl3_ctx_callback_ctrl(SSL_CTX *ctx, int cmd, void (*fp) (void))
default:
return (0);
}
- return (1);
+ return 1;
}
const SSL_CIPHER *ssl3_get_cipher_by_id(uint32_t id)
*/
if (s->quiet_shutdown || SSL_in_before(s)) {
s->shutdown = (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN);
- return (1);
+ return 1;
}
if (!(s->shutdown & SSL_SENT_SHUTDOWN)) {
if ((s->shutdown == (SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN)) &&
!s->s3->alert_dispatch)
- return (1);
+ return 1;
else
return (0);
}
int ssl3_renegotiate(SSL *s)
{
if (s->handshake_func == NULL)
- return (1);
+ return 1;
s->s3->renegotiate = 1;
- return (1);
+ return 1;
}
/*
return pkey;
}
#ifndef OPENSSL_NO_EC
-/* Generate a private key a curve ID */
-EVP_PKEY *ssl_generate_pkey_curve(int id)
+/* Generate a private key from a group ID */
+EVP_PKEY *ssl_generate_pkey_group(uint16_t id)
{
EVP_PKEY_CTX *pctx = NULL;
EVP_PKEY *pkey = NULL;
- unsigned int curve_flags;
- int nid = tls1_ec_curve_id2nid(id, &curve_flags);
+ const TLS_GROUP_INFO *ginf = tls1_group_id_lookup(id);
+ uint16_t gtype;
- if (nid == 0)
+ if (ginf == NULL)
goto err;
- if ((curve_flags & TLS_CURVE_TYPE) == TLS_CURVE_CUSTOM) {
- pctx = EVP_PKEY_CTX_new_id(nid, NULL);
- nid = 0;
- } else {
+ gtype = ginf->flags & TLS_CURVE_TYPE;
+ if (gtype == TLS_CURVE_CUSTOM)
+ pctx = EVP_PKEY_CTX_new_id(ginf->nid, NULL);
+ else
pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL);
- }
if (pctx == NULL)
goto err;
if (EVP_PKEY_keygen_init(pctx) <= 0)
goto err;
- if (nid != 0 && EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, nid) <= 0)
+ if (gtype != TLS_CURVE_CUSTOM
+ && EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, ginf->nid) <= 0)
goto err;
if (EVP_PKEY_keygen(pctx, &pkey) <= 0) {
EVP_PKEY_free(pkey);
EVP_PKEY_CTX_free(pctx);
return pkey;
}
+
+/*
+ * Generate parameters from a group ID
+ */
+EVP_PKEY *ssl_generate_param_group(uint16_t id)
+{
+ EVP_PKEY_CTX *pctx = NULL;
+ EVP_PKEY *pkey = NULL;
+ const TLS_GROUP_INFO *ginf = tls1_group_id_lookup(id);
+
+ if (ginf == NULL)
+ goto err;
+
+ if ((ginf->flags & TLS_CURVE_TYPE) == TLS_CURVE_CUSTOM) {
+ pkey = EVP_PKEY_new();
+ if (pkey != NULL && EVP_PKEY_set_type(pkey, ginf->nid))
+ return pkey;
+ EVP_PKEY_free(pkey);
+ return NULL;
+ }
+
+ pctx = EVP_PKEY_CTX_new_id(EVP_PKEY_EC, NULL);
+ if (pctx == NULL)
+ goto err;
+ if (EVP_PKEY_paramgen_init(pctx) <= 0)
+ goto err;
+ if (EVP_PKEY_CTX_set_ec_paramgen_curve_nid(pctx, ginf->nid) <= 0)
+ goto err;
+ if (EVP_PKEY_paramgen(pctx, &pkey) <= 0) {
+ EVP_PKEY_free(pkey);
+ pkey = NULL;
+ }
+
+ err:
+ EVP_PKEY_CTX_free(pctx);
+ return pkey;
+}
#endif
/* Derive secrets for ECDH/DH */