BIO_printf(bio_err," -proof_debug - request an audit proof and print its hex dump\n");
# ifndef OPENSSL_NO_NEXTPROTONEG
BIO_printf(bio_err," -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n");
+ BIO_printf(bio_err," -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n");
# endif
#ifndef OPENSSL_NO_TLSEXT
BIO_printf(bio_err," -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n");
{NULL,0};
# ifndef OPENSSL_NO_NEXTPROTONEG
const char *next_proto_neg_in = NULL;
+ const char *alpn_in = NULL;
# endif
# define MAX_SI_TYPES 100
unsigned short serverinfo_types[MAX_SI_TYPES];
if (--argc < 1) goto bad;
next_proto_neg_in = *(++argv);
}
+ else if (strcmp(*argv,"-alpn") == 0)
+ {
+ if (--argc < 1) goto bad;
+ alpn_in = *(++argv);
+ }
# endif
else if (strcmp(*argv,"-serverinfo") == 0)
{
*/
if (socket_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1);
-#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
+#if !defined(OPENSSL_NO_TLSEXT)
+# if !defined(OPENSSL_NO_NEXTPROTONEG)
if (next_proto.data)
SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto);
+# endif
+ if (alpn_in)
+ {
+ unsigned short alpn_len;
+ unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in);
+
+ if (alpn == NULL)
+ {
+ BIO_printf(bio_err, "Error parsing -alpn argument\n");
+ goto end;
+ }
+ SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len);
+ OPENSSL_free(alpn);
+ }
#endif
#ifndef OPENSSL_NO_TLSEXT
if (serverinfo_types_count)
}
#endif
-#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
+#if !defined(OPENSSL_NO_TLSEXT)
+# if !defined(OPENSSL_NO_NEXTPROTONEG)
if (next_proto.status != -1) {
const unsigned char *proto;
unsigned int proto_len;
BIO_write(bio, proto, proto_len);
BIO_write(bio, "\n", 1);
}
+ {
+ const unsigned char *proto;
+ unsigned int proto_len;
+ SSL_get0_alpn_selected(s, &proto, &proto_len);
+ if (proto_len > 0)
+ {
+ BIO_printf(bio, "ALPN protocol: ");
+ BIO_write(bio, proto, proto_len);
+ BIO_write(bio, "\n", 1);
+ }
+ else
+ BIO_printf(bio, "No ALPN negotiated\n");
+ }
+# endif
#endif
{