reject zero length point format list or supported curves extensions
[openssl.git] / ssl / tls1.h
index a11caf820aa066ea4820335cbf22aacf5c6f4778..c59a02fee39523a40f92e9202fd36ce10b8ed085 100644 (file)
@@ -267,6 +267,9 @@ extern "C" {
 #define TLSEXT_signature_dsa                           2
 #define TLSEXT_signature_ecdsa                         3
 
+/* Total number of different signature algorithms */
+#define TLSEXT_signature_num                           4
+
 #define TLSEXT_hash_none                               0
 #define TLSEXT_hash_md5                                        1
 #define TLSEXT_hash_sha1                               2
@@ -274,13 +277,31 @@ extern "C" {
 #define TLSEXT_hash_sha256                             4
 #define TLSEXT_hash_sha384                             5
 #define TLSEXT_hash_sha512                             6
+
+/* Total number of different digest algorithms */
+
+#define TLSEXT_hash_num                                        7
+
 /* Flag set for unrecognised algorithms */
 #define TLSEXT_nid_unknown                             0x1000000
 
+/* ECC curves */
+
+#define TLSEXT_curve_P_256                             23
+#define TLSEXT_curve_P_384                             24
+
 #ifndef OPENSSL_NO_TLSEXT
 
 #define TLSEXT_MAXLEN_host_name 255
 
+/* From RFC 5878 */
+#define TLSEXT_SUPPLEMENTALDATATYPE_authz_data 16386
+/* This is not IANA assigned. See
+ * https://www.iana.org/assignments/tls-parameters/tls-parameters.xml#authorization-data-rules */
+#define TLSEXT_AUTHZDATAFORMAT_audit_proof 182
+
+#define TLSEXT_MAXLEN_supplemental_data 1024*16 /* Let's limit to 16k */
+
 const char *SSL_get_servername(const SSL *s, const int type);
 int SSL_get_servername_type(const SSL *s);
 /* SSL_export_keying_material exports a value derived from the master secret,
@@ -298,6 +319,12 @@ int SSL_get_sigalgs(SSL *s, int idx,
                        int *psign, int *phash, int *psignandhash,
                        unsigned char *rsig, unsigned char *rhash);
 
+int SSL_get_shared_sigalgs(SSL *s, int idx,
+                       int *psign, int *phash, int *psignandhash,
+                       unsigned char *rsig, unsigned char *rhash);
+
+int SSL_check_chain(SSL *s, X509 *x, EVP_PKEY *pk, STACK_OF(X509) *chain);
+
 #define SSL_set_tlsext_host_name(s,name) \
 SSL_ctrl(s,SSL_CTRL_SET_TLSEXT_HOSTNAME,TLSEXT_NAMETYPE_host_name,(char *)name)
 
@@ -360,6 +387,13 @@ SSL_CTX_ctrl(ctx,SSL_CTRL_SET_TLSEXT_OPAQUE_PRF_INPUT_CB_ARG, 0, arg)
 #define SSL_CTX_set_tlsext_ticket_key_cb(ssl, cb) \
 SSL_CTX_callback_ctrl(ssl,SSL_CTRL_SET_TLSEXT_TICKET_KEY_CB,(void (*)(void))cb)
 
+/* Used by clients to process audit proofs. */
+#define SSL_CTX_set_tlsext_authz_server_audit_proof_cb(ctx, cb) \
+SSL_CTX_callback_ctrl(ctx, SSL_CTRL_SET_TLSEXT_AUTHZ_SERVER_AUDIT_PROOF_CB,(void (*)(void))cb)
+
+#define SSL_CTX_set_tlsext_authz_server_audit_proof_cb_arg(ctx, arg) \
+SSL_CTX_ctrl(ctx, SSL_CTRL_SET_TLSEXT_AUTHZ_SERVER_AUDIT_PROOF_CB_ARG, 0, arg);
+
 #ifndef OPENSSL_NO_HEARTBEATS
 #define SSL_TLSEXT_HB_ENABLED                          0x01
 #define SSL_TLSEXT_HB_DONT_SEND_REQUESTS       0x02