diff options
author | jkim <jkim@FreeBSD.org> | 2015-10-30 20:51:33 +0000 |
---|---|---|
committer | jkim <jkim@FreeBSD.org> | 2015-10-30 20:51:33 +0000 |
commit | 6b741bee156148072e0e9588e7c9f4a9d66d1ab9 (patch) | |
tree | e8d8b5ada49f5cdbf70d1e455c13f2625fdcdd45 /crypto/openssl/apps/s_client.c | |
parent | 979d5cd34dadfb0b78c606ecca3ec8d3a6ca245f (diff) | |
parent | 64cb0c902e312216cdc4c826fc0be9ba9e1bf4da (diff) | |
download | FreeBSD-src-6b741bee156148072e0e9588e7c9f4a9d66d1ab9.zip FreeBSD-src-6b741bee156148072e0e9588e7c9f4a9d66d1ab9.tar.gz |
Merge OpenSSL 1.0.2d.
Diffstat (limited to 'crypto/openssl/apps/s_client.c')
-rw-r--r-- | crypto/openssl/apps/s_client.c | 354 |
1 files changed, 282 insertions, 72 deletions
diff --git a/crypto/openssl/apps/s_client.c b/crypto/openssl/apps/s_client.c index 28737b6..e55f2c5 100644 --- a/crypto/openssl/apps/s_client.c +++ b/crypto/openssl/apps/s_client.c @@ -202,6 +202,7 @@ typedef unsigned int u_int; extern int verify_depth; extern int verify_error; extern int verify_return_error; +extern int verify_quiet; #ifdef FIONBIO static int c_nbio = 0; @@ -224,8 +225,10 @@ static void print_stuff(BIO *berr, SSL *con, int full); static int ocsp_resp_cb(SSL *s, void *arg); #endif static BIO *bio_c_out = NULL; +static BIO *bio_c_msg = NULL; static int c_quiet = 0; static int c_ign_eof = 0; +static int c_brief = 0; #ifndef OPENSSL_NO_PSK /* Default PSK identity and key */ @@ -304,6 +307,12 @@ static void sc_usage(void) BIO_printf(bio_err, " -connect host:port - who to connect to (default is %s:%s)\n", SSL_HOST_NAME, PORT_STR); + BIO_printf(bio_err, + " -verify_host host - check peer certificate matches \"host\"\n"); + BIO_printf(bio_err, + " -verify_email email - check peer certificate matches \"email\"\n"); + BIO_printf(bio_err, + " -verify_ip ipaddr - check peer certificate matches \"ipaddr\"\n"); BIO_printf(bio_err, " -verify arg - turn on peer certificate verification\n"); @@ -413,12 +422,16 @@ static void sc_usage(void) " -status - request certificate status from server\n"); BIO_printf(bio_err, " -no_ticket - disable use of RFC4507bis session tickets\n"); -# ifndef OPENSSL_NO_NEXTPROTONEG + BIO_printf(bio_err, + " -serverinfo types - send empty ClientHello extensions (comma-separated numbers)\n"); +#endif +#ifndef OPENSSL_NO_NEXTPROTONEG BIO_printf(bio_err, " -nextprotoneg arg - enable NPN extension, considering named protocols supported (comma-separated list)\n"); -# endif #endif BIO_printf(bio_err, + " -alpn arg - enable ALPN extension, considering named protocols supported (comma-separated list)\n"); + BIO_printf(bio_err, " -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); #ifndef OPENSSL_NO_SRTP BIO_printf(bio_err, @@ -605,6 +618,27 @@ static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, return SSL_TLSEXT_ERR_OK; } # endif /* ndef OPENSSL_NO_NEXTPROTONEG */ + +static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type, + const unsigned char *in, size_t inlen, + int *al, void *arg) +{ + char pem_name[100]; + unsigned char ext_buf[4 + 65536]; + + /* Reconstruct the type/len fields prior to extension data */ + ext_buf[0] = ext_type >> 8; + ext_buf[1] = ext_type & 0xFF; + ext_buf[2] = inlen >> 8; + ext_buf[3] = inlen & 0xFF; + memcpy(ext_buf + 4, in, inlen); + + BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", + ext_type); + PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); + return 1; +} + #endif enum { @@ -620,7 +654,7 @@ int MAIN(int, char **); int MAIN(int argc, char **argv) { - unsigned int off = 0, clr = 0; + int build_chain = 0; SSL *con = NULL; #ifndef OPENSSL_NO_KRB5 KSSL_CTX *kctx; @@ -633,13 +667,16 @@ int MAIN(int argc, char **argv) short port = PORT; int full_log = 1; char *host = SSL_HOST_NAME; - char *cert_file = NULL, *key_file = NULL; + char *cert_file = NULL, *key_file = NULL, *chain_file = NULL; int cert_format = FORMAT_PEM, key_format = FORMAT_PEM; char *passarg = NULL, *pass = NULL; X509 *cert = NULL; EVP_PKEY *key = NULL; - char *CApath = NULL, *CAfile = NULL, *cipher = NULL; - int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE, bugs = 0; + STACK_OF(X509) *chain = NULL; + char *CApath = NULL, *CAfile = NULL; + char *chCApath = NULL, *chCAfile = NULL; + char *vfyCApath = NULL, *vfyCAfile = NULL; + int reconnect = 0, badop = 0, verify = SSL_VERIFY_NONE; int crlf = 0; int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending; SSL_CTX *ctx = NULL; @@ -672,6 +709,10 @@ int MAIN(int argc, char **argv) # ifndef OPENSSL_NO_NEXTPROTONEG const char *next_proto_neg_in = NULL; # endif + const char *alpn_in = NULL; +# define MAX_SI_TYPES 100 + unsigned short serverinfo_types[MAX_SI_TYPES]; + int serverinfo_types_count = 0; #endif char *sess_in = NULL; char *sess_out = NULL; @@ -681,13 +722,25 @@ int MAIN(int argc, char **argv) int enable_timeouts = 0; long socket_mtu = 0; #ifndef OPENSSL_NO_JPAKE - char *jpake_secret = NULL; + static char *jpake_secret = NULL; +# define no_jpake !jpake_secret +#else +# define no_jpake 1 #endif #ifndef OPENSSL_NO_SRP char *srppass = NULL; int srp_lateuser = 0; SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 }; #endif + SSL_EXCERT *exc = NULL; + + SSL_CONF_CTX *cctx = NULL; + STACK_OF(OPENSSL_STRING) *ssl_args = NULL; + + char *crl_file = NULL; + int crl_format = FORMAT_PEM; + int crl_download = 0; + STACK_OF(X509_CRL) *crls = NULL; meth = SSLv23_client_method(); @@ -705,6 +758,12 @@ int MAIN(int argc, char **argv) if (!load_config(bio_err, NULL)) goto end; + cctx = SSL_CONF_CTX_new(); + if (!cctx) + goto end; + SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT); + SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CMDLINE); + if (((cbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) || ((sbuf = OPENSSL_malloc(BUFSIZZ)) == NULL) || ((mbuf = OPENSSL_malloc(BUFSIZZ)) == NULL)) { @@ -741,12 +800,19 @@ int MAIN(int argc, char **argv) if (--argc < 1) goto bad; verify_depth = atoi(*(++argv)); - BIO_printf(bio_err, "verify depth is %d\n", verify_depth); + if (!c_quiet) + BIO_printf(bio_err, "verify depth is %d\n", verify_depth); } else if (strcmp(*argv, "-cert") == 0) { if (--argc < 1) goto bad; cert_file = *(++argv); - } else if (strcmp(*argv, "-sess_out") == 0) { + } else if (strcmp(*argv, "-CRL") == 0) { + if (--argc < 1) + goto bad; + crl_file = *(++argv); + } else if (strcmp(*argv, "-crl_download") == 0) + crl_download = 1; + else if (strcmp(*argv, "-sess_out") == 0) { if (--argc < 1) goto bad; sess_out = *(++argv); @@ -758,13 +824,31 @@ int MAIN(int argc, char **argv) if (--argc < 1) goto bad; cert_format = str2fmt(*(++argv)); + } else if (strcmp(*argv, "-CRLform") == 0) { + if (--argc < 1) + goto bad; + crl_format = str2fmt(*(++argv)); } else if (args_verify(&argv, &argc, &badarg, bio_err, &vpm)) { if (badarg) goto bad; continue; } else if (strcmp(*argv, "-verify_return_error") == 0) verify_return_error = 1; - else if (strcmp(*argv, "-prexit") == 0) + else if (strcmp(*argv, "-verify_quiet") == 0) + verify_quiet = 1; + else if (strcmp(*argv, "-brief") == 0) { + c_brief = 1; + verify_quiet = 1; + c_quiet = 1; + } else if (args_excert(&argv, &argc, &badarg, bio_err, &exc)) { + if (badarg) + goto bad; + continue; + } else if (args_ssl(&argv, &argc, cctx, &badarg, bio_err, &ssl_args)) { + if (badarg) + goto bad; + continue; + } else if (strcmp(*argv, "-prexit") == 0) prexit = 1; else if (strcmp(*argv, "-crlf") == 0) crlf = 1; @@ -791,6 +875,15 @@ int MAIN(int argc, char **argv) #endif else if (strcmp(*argv, "-msg") == 0) c_msg = 1; + else if (strcmp(*argv, "-msgfile") == 0) { + if (--argc < 1) + goto bad; + bio_c_msg = BIO_new_file(*(++argv), "w"); + } +#ifndef OPENSSL_NO_SSL_TRACE + else if (strcmp(*argv, "-trace") == 0) + c_msg = 2; +#endif else if (strcmp(*argv, "-showcerts") == 0) c_showcerts = 1; else if (strcmp(*argv, "-nbio_test") == 0) @@ -859,11 +952,15 @@ int MAIN(int argc, char **argv) meth = TLSv1_client_method(); #endif #ifndef OPENSSL_NO_DTLS1 - else if (strcmp(*argv, "-dtls1") == 0) { + else if (strcmp(*argv, "-dtls") == 0) { + meth = DTLS_client_method(); + socket_type = SOCK_DGRAM; + } else if (strcmp(*argv, "-dtls1") == 0) { meth = DTLSv1_client_method(); socket_type = SOCK_DGRAM; - } else if (strcmp(*argv, "-fallback_scsv") == 0) { - fallback_scsv = 1; + } else if (strcmp(*argv, "-dtls1_2") == 0) { + meth = DTLSv1_2_client_method(); + socket_type = SOCK_DGRAM; } else if (strcmp(*argv, "-timeout") == 0) enable_timeouts = 1; else if (strcmp(*argv, "-mtu") == 0) { @@ -872,9 +969,9 @@ int MAIN(int argc, char **argv) socket_mtu = atol(*(++argv)); } #endif - else if (strcmp(*argv, "-bugs") == 0) - bugs = 1; - else if (strcmp(*argv, "-keyform") == 0) { + else if (strcmp(*argv, "-fallback_scsv") == 0) { + fallback_scsv = 1; + } else if (strcmp(*argv, "-keyform") == 0) { if (--argc < 1) goto bad; key_format = str2fmt(*(++argv)); @@ -882,6 +979,10 @@ int MAIN(int argc, char **argv) if (--argc < 1) goto bad; passarg = *(++argv); + } else if (strcmp(*argv, "-cert_chain") == 0) { + if (--argc < 1) + goto bad; + chain_file = *(++argv); } else if (strcmp(*argv, "-key") == 0) { if (--argc < 1) goto bad; @@ -892,27 +993,30 @@ int MAIN(int argc, char **argv) if (--argc < 1) goto bad; CApath = *(++argv); - } else if (strcmp(*argv, "-CAfile") == 0) { + } else if (strcmp(*argv, "-chainCApath") == 0) { + if (--argc < 1) + goto bad; + chCApath = *(++argv); + } else if (strcmp(*argv, "-verifyCApath") == 0) { + if (--argc < 1) + goto bad; + vfyCApath = *(++argv); + } else if (strcmp(*argv, "-build_chain") == 0) + build_chain = 1; + else if (strcmp(*argv, "-CAfile") == 0) { if (--argc < 1) goto bad; CAfile = *(++argv); - } else if (strcmp(*argv, "-no_tls1_2") == 0) - off |= SSL_OP_NO_TLSv1_2; - else if (strcmp(*argv, "-no_tls1_1") == 0) - off |= SSL_OP_NO_TLSv1_1; - else if (strcmp(*argv, "-no_tls1") == 0) - off |= SSL_OP_NO_TLSv1; - else if (strcmp(*argv, "-no_ssl3") == 0) - off |= SSL_OP_NO_SSLv3; - else if (strcmp(*argv, "-no_ssl2") == 0) - off |= SSL_OP_NO_SSLv2; - else if (strcmp(*argv, "-no_comp") == 0) { - off |= SSL_OP_NO_COMPRESSION; + } else if (strcmp(*argv, "-chainCAfile") == 0) { + if (--argc < 1) + goto bad; + chCAfile = *(++argv); + } else if (strcmp(*argv, "-verifyCAfile") == 0) { + if (--argc < 1) + goto bad; + vfyCAfile = *(++argv); } #ifndef OPENSSL_NO_TLSEXT - else if (strcmp(*argv, "-no_ticket") == 0) { - off |= SSL_OP_NO_TICKET; - } # ifndef OPENSSL_NO_NEXTPROTONEG else if (strcmp(*argv, "-nextprotoneg") == 0) { if (--argc < 1) @@ -920,20 +1024,32 @@ int MAIN(int argc, char **argv) next_proto_neg_in = *(++argv); } # endif -#endif - else if (strcmp(*argv, "-serverpref") == 0) - off |= SSL_OP_CIPHER_SERVER_PREFERENCE; - else if (strcmp(*argv, "-legacy_renegotiation") == 0) - off |= SSL_OP_ALLOW_UNSAFE_LEGACY_RENEGOTIATION; - else if (strcmp(*argv, "-legacy_server_connect") == 0) { - off |= SSL_OP_LEGACY_SERVER_CONNECT; - } else if (strcmp(*argv, "-no_legacy_server_connect") == 0) { - clr |= SSL_OP_LEGACY_SERVER_CONNECT; - } else if (strcmp(*argv, "-cipher") == 0) { + else if (strcmp(*argv, "-alpn") == 0) { + if (--argc < 1) + goto bad; + alpn_in = *(++argv); + } else if (strcmp(*argv, "-serverinfo") == 0) { + char *c; + int start = 0; + int len; + if (--argc < 1) goto bad; - cipher = *(++argv); + c = *(++argv); + serverinfo_types_count = 0; + len = strlen(c); + for (i = 0; i <= len; ++i) { + if (i == len || c[i] == ',') { + serverinfo_types[serverinfo_types_count] + = atoi(c + start); + serverinfo_types_count++; + start = i + 1; + } + if (serverinfo_types_count == MAX_SI_TYPES) + break; + } } +#endif #ifdef FIONBIO else if (strcmp(*argv, "-nbio") == 0) { c_nbio = 1; @@ -1024,11 +1140,6 @@ int MAIN(int argc, char **argv) goto end; } psk_identity = "JPAKE"; - if (cipher) { - BIO_printf(bio_err, "JPAKE sets cipher to PSK\n"); - goto end; - } - cipher = "PSK"; } #endif @@ -1087,6 +1198,33 @@ int MAIN(int argc, char **argv) } } + if (chain_file) { + chain = load_certs(bio_err, chain_file, FORMAT_PEM, + NULL, e, "client certificate chain"); + if (!chain) + goto end; + } + + if (crl_file) { + X509_CRL *crl; + crl = load_crl(crl_file, crl_format); + if (!crl) { + BIO_puts(bio_err, "Error loading CRL\n"); + ERR_print_errors(bio_err); + goto end; + } + crls = sk_X509_CRL_new_null(); + if (!crls || !sk_X509_CRL_push(crls, crl)) { + BIO_puts(bio_err, "Error adding CRL\n"); + ERR_print_errors(bio_err); + X509_CRL_free(crl); + goto end; + } + } + + if (!load_excert(&exc, bio_err)) + goto end; + if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL && !RAND_status()) { BIO_printf(bio_err, @@ -1097,8 +1235,10 @@ int MAIN(int argc, char **argv) app_RAND_load_files(inrand)); if (bio_c_out == NULL) { - if (c_quiet && !c_debug && !c_msg) { + if (c_quiet && !c_debug) { bio_c_out = BIO_new(BIO_s_null()); + if (c_msg && !bio_c_msg) + bio_c_msg = BIO_new_fp(stdout, BIO_NOCLOSE); } else { if (bio_c_out == NULL) bio_c_out = BIO_new_fp(stdout, BIO_NOCLOSE); @@ -1120,6 +1260,17 @@ int MAIN(int argc, char **argv) if (vpm) SSL_CTX_set1_param(ctx, vpm); + if (!args_ssl_call(ctx, bio_err, cctx, ssl_args, 1, no_jpake)) { + ERR_print_errors(bio_err); + goto end; + } + + if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, + crls, crl_download)) { + BIO_printf(bio_err, "Error loading store locations\n"); + ERR_print_errors(bio_err); + goto end; + } #ifndef OPENSSL_NO_ENGINE if (ssl_client_engine) { if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) { @@ -1149,35 +1300,43 @@ int MAIN(int argc, char **argv) if (srtp_profiles != NULL) SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles); #endif - if (bugs) - SSL_CTX_set_options(ctx, SSL_OP_ALL | off); - else - SSL_CTX_set_options(ctx, off); + if (exc) + ssl_ctx_set_excert(ctx, exc); - if (clr) - SSL_CTX_clear_options(ctx, clr); - -#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 + for (i = 0; i < serverinfo_types_count; i++) { + SSL_CTX_add_client_custom_ext(ctx, + serverinfo_types[i], + NULL, NULL, NULL, + serverinfo_cli_parse_cb, NULL); + } #endif if (state) SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback); - if (cipher != NULL) - if (!SSL_CTX_set_cipher_list(ctx, cipher)) { - BIO_printf(bio_err, "error setting cipher list\n"); - ERR_print_errors(bio_err); - goto end; - } #if 0 - else - SSL_CTX_set_cipher_list(ctx, getenv("SSL_CIPHER")); + else + SSL_CTX_set_cipher_list(ctx, getenv("SSL_CIPHER")); #endif SSL_CTX_set_verify(ctx, verify, verify_callback); - if (!set_cert_key_stuff(ctx, cert, key)) - goto end; if ((CAfile || CApath) && !SSL_CTX_load_verify_locations(ctx, CAfile, CApath)) { @@ -1186,6 +1345,11 @@ int MAIN(int argc, char **argv) if (!SSL_CTX_set_default_verify_paths(ctx)) { ERR_print_errors(bio_err); } + + ssl_ctx_add_crls(ctx, crls, crl_download); + if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain)) + goto end; + #ifndef OPENSSL_NO_TLSEXT if (servername != NULL) { tlsextcbp.biodebug = bio_err; @@ -1277,7 +1441,7 @@ int MAIN(int argc, char **argv) if (c_Pause & 0x01) SSL_set_debug(con, 1); - if (SSL_version(con) == DTLS1_VERSION) { + if (socket_type == SOCK_DGRAM) { sbio = BIO_new_dgram(s, BIO_NOCLOSE); if (getsockname(s, &peer, (void *)&peerlen) < 0) { @@ -1331,8 +1495,13 @@ int MAIN(int argc, char **argv) BIO_set_callback_arg(sbio, (char *)bio_c_out); } if (c_msg) { - SSL_set_msg_callback(con, msg_cb); - SSL_set_msg_callback_arg(con, bio_c_out); +#ifndef OPENSSL_NO_SSL_TRACE + if (c_msg == 2) + SSL_set_msg_callback(con, SSL_trace); + else +#endif + SSL_set_msg_callback(con, msg_cb); + SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out); } #ifndef OPENSSL_NO_TLSEXT if (c_tlsextdebug) { @@ -1515,6 +1684,11 @@ int MAIN(int argc, char **argv) BIO_printf(bio_err, "Error writing session file %s\n", sess_out); } + if (c_brief) { + BIO_puts(bio_err, "CONNECTION ESTABLISHED\n"); + print_ssl_summary(bio_err, con); + } + print_stuff(bio_c_out, con, full_log); if (full_log > 0) full_log--; @@ -1780,7 +1954,10 @@ int MAIN(int argc, char **argv) break; case SSL_ERROR_SYSCALL: ret = get_last_socket_error(); - BIO_printf(bio_err, "read:errno=%d\n", ret); + if (c_brief) + BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n"); + else + BIO_printf(bio_err, "read:errno=%d\n", ret); goto shut; case SSL_ERROR_ZERO_RETURN: BIO_printf(bio_c_out, "closed\n"); @@ -1880,12 +2057,25 @@ int MAIN(int argc, char **argv) SSL_CTX_free(ctx); if (cert) X509_free(cert); + if (crls) + sk_X509_CRL_pop_free(crls, X509_CRL_free); if (key) EVP_PKEY_free(key); + if (chain) + sk_X509_pop_free(chain, X509_free); if (pass) OPENSSL_free(pass); if (vpm) X509_VERIFY_PARAM_free(vpm); + ssl_excert_free(exc); + if (ssl_args) + sk_OPENSSL_STRING_free(ssl_args); + if (cctx) + SSL_CONF_CTX_free(cctx); +#ifndef OPENSSL_NO_JPAKE + if (jpake_secret && psk_key) + OPENSSL_free(psk_key); +#endif if (cbuf != NULL) { OPENSSL_cleanse(cbuf, BUFSIZZ); OPENSSL_free(cbuf); @@ -1902,6 +2092,10 @@ int MAIN(int argc, char **argv) BIO_free(bio_c_out); bio_c_out = NULL; } + if (bio_c_msg != NULL) { + BIO_free(bio_c_msg); + bio_c_msg = NULL; + } apps_shutdown(); OPENSSL_EXIT(ret); } @@ -1995,6 +2189,9 @@ static void print_stuff(BIO *bio, SSL *s, int full) BIO_write(bio, "\n", 1); } + ssl_print_sigalgs(bio, s); + ssl_print_tmp_key(bio, s); + BIO_printf(bio, "---\nSSL handshake has read %ld bytes and written %ld bytes\n", BIO_number_read(SSL_get_rbio(s)), @@ -2034,7 +2231,8 @@ static void print_stuff(BIO *bio, SSL *s, int full) } #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; @@ -2043,6 +2241,18 @@ static void print_stuff(BIO *bio, SSL *s, int full) BIO_write(bio, proto, proto_len); BIO_write(bio, "\n", 1); } +# endif + { + 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 #ifndef OPENSSL_NO_SRTP |