X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fs_client.c;h=9c7f45f33c507f9827a3b71c04218330d43121b2;hp=841395db16bcee0e8de923a1ee81dc87f2d3cfa4;hb=4249d4ba8609d6892687df555d2727f8a7a302e9;hpb=b252cf0d9803b7b4407c5d9ec0644da1ca4a0886 diff --git a/apps/s_client.c b/apps/s_client.c index 841395db16..9c7f45f33c 100644 --- a/apps/s_client.c +++ b/apps/s_client.c @@ -364,7 +364,11 @@ static void sc_usage(void) 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"); +#endif #endif BIO_printf(bio_err," -legacy_renegotiation - enable use of legacy renegotiation (dangerous)\n"); BIO_printf(bio_err," -use_srtp profiles - Offer SRTP key management with a colon-separated profile list\n"); @@ -542,6 +546,26 @@ static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, con return SSL_TLSEXT_ERR_OK; } # endif /* ndef OPENSSL_NO_NEXTPROTONEG */ + +static int serverinfo_cli_cb(SSL* s, unsigned short ext_type, + const unsigned char* in, unsigned short 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), "SERVER_INFO %d", ext_type); + PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); + return 1; + } + #endif enum @@ -613,7 +637,11 @@ int MAIN(int argc, char **argv) {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]; + int serverinfo_types_count = 0; #endif char *sess_in = NULL; char *sess_out = NULL; @@ -881,11 +909,21 @@ static char *jpake_secret = NULL; meth=TLSv1_client_method(); #endif #ifndef OPENSSL_NO_DTLS1 + 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,"-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) @@ -957,7 +995,35 @@ static char *jpake_secret = NULL; 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) + { + char *c; + int start = 0; + int len; + + if (--argc < 1) goto bad; + 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) @@ -1247,9 +1313,37 @@ bad: */ 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) + { + for (i = 0; i < serverinfo_types_count; i++) + { + SSL_CTX_set_custom_cli_ext(ctx, + serverinfo_types[i], + NULL, + serverinfo_cli_cb, + NULL); + } + } #endif if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); @@ -1376,7 +1470,7 @@ re_start: #endif 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); @@ -1579,11 +1673,14 @@ SSL_set_tlsext_status_ids(con, ids); "xmlns='jabber:client' to='%s' version='1.0'>", host); seen = BIO_read(sbio,mbuf,BUFSIZZ); mbuf[seen] = 0; - while (!strstr(mbuf, "")) - goto shut; seen = BIO_read(sbio,mbuf,BUFSIZZ); + + if (seen <= 0) + goto shut; + mbuf[seen] = 0; } BIO_printf(sbio, ""); @@ -2193,7 +2290,8 @@ 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; @@ -2202,6 +2300,20 @@ static void print_stuff(BIO *bio, SSL *s, int full) 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 {