X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=apps%2Fs_server.c;h=929a08bd85b06cc49a299cbf69b3610e3439dba3;hp=35813d408f04ee43238e4cc7f9ec8f8ab7b0eb43;hb=72a7a7021fa8bc82a11bc08bac1b0241a92143d0;hpb=5f7d5125fd761a47c2086b83949a4ea2ffec0487 diff --git a/apps/s_server.c b/apps/s_server.c index 35813d408f..929a08bd85 100644 --- a/apps/s_server.c +++ b/apps/s_server.c @@ -1,5 +1,7 @@ /* - * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved. + * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved + * Copyright 2005 Nokia. All rights reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy @@ -7,45 +9,18 @@ * https://www.openssl.org/source/license.html */ -/* ==================================================================== - * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. - * ECC cipher suite support in OpenSSL originally developed by - * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. - */ -/* ==================================================================== - * Copyright 2005 Nokia. All rights reserved. - * - * The portions of the attached software ("Contribution") is developed by - * Nokia Corporation and is licensed pursuant to the OpenSSL open source - * license. - * - * The Contribution, originally written by Mika Kousa and Pasi Eronen of - * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites - * support (see RFC 4279) to OpenSSL. - * - * No patent licenses or other rights except those expressly stated in - * the OpenSSL open source license shall be deemed granted or received - * expressly, by implication, estoppel, or otherwise. - * - * No assurances are provided by Nokia that the Contribution does not - * infringe the patent or other intellectual property rights of any third - * party or that the license provides you with all the necessary rights - * to make use of the Contribution. - * - * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN - * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA - * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY - * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR - * OTHERWISE. - */ - #include #include #include #include -#include +#if defined(_WIN32) +/* Included before async.h to avoid some warnings */ +# include +#endif #include +#include +#include #ifndef OPENSSL_NO_SOCK @@ -60,10 +35,9 @@ typedef unsigned int u_int; #endif -#include #include -#define USE_SOCKETS #include "apps.h" +#include "progs.h" #include #include #include @@ -84,43 +58,30 @@ typedef unsigned int u_int; #ifdef CHARSET_EBCDIC #include #endif +#include "internal/sockets.h" static int not_resumable_sess_cb(SSL *s, int is_forward_secure); -static int sv_body(int s, int stype, unsigned char *context); -static int www_body(int s, int stype, unsigned char *context); -static int rev_body(int s, int stype, unsigned char *context); +static int sv_body(int s, int stype, int prot, unsigned char *context); +static int www_body(int s, int stype, int prot, unsigned char *context); +static int rev_body(int s, int stype, int prot, unsigned char *context); static void close_accept_socket(void); static int init_ssl_connection(SSL *s); static void print_stats(BIO *bp, SSL_CTX *ctx); -static int generate_session_id(const SSL *ssl, unsigned char *id, +static int generate_session_id(SSL *ssl, unsigned char *id, unsigned int *id_len); static void init_session_cache_ctx(SSL_CTX *sctx); static void free_sessions(void); #ifndef OPENSSL_NO_DH static DH *load_dh_param(const char *dhfile); #endif +static void print_connection_info(SSL *con); -static void s_server_init(void); - -/* static int load_CA(SSL_CTX *ctx, char *file);*/ - -#undef BUFSIZZ -#define BUFSIZZ 16*1024 -static int bufsize = BUFSIZZ; +static const int bufsize = 16 * 1024; static int accept_socket = -1; #define TEST_CERT "server.pem" #define TEST_CERT2 "server2.pem" -extern int verify_depth, verify_return_error, verify_quiet; - -static int s_server_verify = SSL_VERIFY_NONE; -static int s_server_session_id_context = 1; /* anything will do */ -static const char *s_cert_file = TEST_CERT, *s_key_file = - NULL, *s_chain_file = NULL; - -static const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL; -static char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL; static int s_nbio = 0; static int s_nbio_test = 0; static int s_crlf = 0; @@ -132,8 +93,6 @@ static BIO *bio_s_out = NULL; static BIO *bio_s_msg = NULL; static int s_debug = 0; static int s_tlsextdebug = 0; -static int s_tlsextstatus = 0; -static int no_resume_ephemeral = 0; static int s_msg = 0; static int s_quiet = 0; static int s_ign_eof = 0; @@ -143,24 +102,28 @@ static char *keymatexportlabel = NULL; static int keymatexportlen = 20; static int async = 0; -static unsigned int split_send_fragment = 0; -static unsigned int max_pipelines = 0; static const char *session_id_prefix = NULL; #ifndef OPENSSL_NO_DTLS static int enable_timeouts = 0; static long socket_mtu; - #endif + +/* + * We define this but make it always be 0 in no-dtls builds to simplify the + * code. + */ static int dtlslisten = 0; +static int stateless = 0; -static const char *s_serverinfo_file = NULL; +static int early_data = 0; +static SSL_SESSION *psksess = NULL; -#ifndef OPENSSL_NO_PSK static char *psk_identity = "Client_identity"; char *psk_key = NULL; /* by default PSK is not used */ +#ifndef OPENSSL_NO_PSK static unsigned int psk_server_cb(SSL *ssl, const char *identity, unsigned char *psk, unsigned int max_psk_len) @@ -170,7 +133,7 @@ static unsigned int psk_server_cb(SSL *ssl, const char *identity, if (s_debug) BIO_printf(bio_s_out, "psk_server_cb\n"); - if (!identity) { + if (identity == NULL) { BIO_printf(bio_err, "Error: client did not send PSK identity\n"); goto out_err; } @@ -180,12 +143,12 @@ static unsigned int psk_server_cb(SSL *ssl, const char *identity, /* here we could lookup the given identity e.g. from a database */ if (strcmp(identity, psk_identity) != 0) { - BIO_printf(bio_s_out, "PSK error: client identity not found" + BIO_printf(bio_s_out, "PSK warning: client identity not what we expected" " (got '%s' expected '%s')\n", identity, psk_identity); - goto out_err; - } - if (s_debug) + } else { + if (s_debug) BIO_printf(bio_s_out, "PSK client identity found\n"); + } /* convert the PSK key to binary */ key = OPENSSL_hexstr2buf(psk_key, &key_len); @@ -217,6 +180,58 @@ static unsigned int psk_server_cb(SSL *ssl, const char *identity, } #endif +#define TLS13_AES_128_GCM_SHA256_BYTES ((const unsigned char *)"\x13\x01") +#define TLS13_AES_256_GCM_SHA384_BYTES ((const unsigned char *)"\x13\x02") + +static int psk_find_session_cb(SSL *ssl, const unsigned char *identity, + size_t identity_len, SSL_SESSION **sess) +{ + SSL_SESSION *tmpsess = NULL; + unsigned char *key; + long key_len; + const SSL_CIPHER *cipher = NULL; + + if (strlen(psk_identity) != identity_len + || memcmp(psk_identity, identity, identity_len) != 0) { + *sess = NULL; + return 1; + } + + if (psksess != NULL) { + SSL_SESSION_up_ref(psksess); + *sess = psksess; + return 1; + } + + key = OPENSSL_hexstr2buf(psk_key, &key_len); + if (key == NULL) { + BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n", + psk_key); + return 0; + } + + /* We default to SHA256 */ + cipher = SSL_CIPHER_find(ssl, tls13_aes128gcmsha256_id); + if (cipher == NULL) { + BIO_printf(bio_err, "Error finding suitable ciphersuite\n"); + OPENSSL_free(key); + return 0; + } + + tmpsess = SSL_SESSION_new(); + if (tmpsess == NULL + || !SSL_SESSION_set1_master_key(tmpsess, key, key_len) + || !SSL_SESSION_set_cipher(tmpsess, cipher) + || !SSL_SESSION_set_protocol_version(tmpsess, SSL_version(ssl))) { + OPENSSL_free(key); + return 0; + } + OPENSSL_free(key); + *sess = tmpsess; + + return 1; +} + #ifndef OPENSSL_NO_SRP /* This is a context that we pass to callbacks */ typedef struct srpsrvparm_st { @@ -224,6 +239,7 @@ typedef struct srpsrvparm_st { SRP_VBASE *vb; SRP_user_pwd *user; } srpsrvparm; +static srpsrvparm srp_callback_parm; /* * This callback pretends to require some asynchronous logic in order to @@ -241,7 +257,7 @@ static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg) if (p->login == NULL && p->user == NULL) { p->login = SSL_get_srp_username(s); BIO_printf(bio_err, "SRP username = \"%s\"\n", p->login); - return (-1); + return -1; } if (p->user == NULL) { @@ -260,7 +276,7 @@ static int ssl_srp_server_param_cb(SSL *s, int *ad, void *arg) p->login, p->user->info); ret = SSL_ERROR_NONE; -err: + err: SRP_user_pwd_free(p->user); p->user = NULL; p->login = NULL; @@ -269,34 +285,6 @@ err: #endif -static void s_server_init(void) -{ - accept_socket = -1; - verify_depth = 0; - s_server_verify = SSL_VERIFY_NONE; - s_dcert_file = NULL; - s_dkey_file = NULL; - s_dchain_file = NULL; - s_cert_file = TEST_CERT; - s_key_file = NULL; - s_chain_file = NULL; - s_cert_file2 = TEST_CERT2; - s_key_file2 = NULL; - ctx2 = NULL; - s_nbio = 0; - s_nbio_test = 0; - ctx = NULL; - www = 0; - bio_s_out = NULL; - s_debug = 0; - s_msg = 0; - s_quiet = 0; - s_brief = 0; - async = 0; - split_send_fragment = 0; - max_pipelines = 0; -} - static int local_argc = 0; static char **local_argv; @@ -322,8 +310,8 @@ static const BIO_METHOD *BIO_f_ebcdic_filter() { if (methods_ebcdic == NULL) { methods_ebcdic = BIO_meth_new(BIO_TYPE_EBCDIC_FILTER, - "EBCDIC/ASCII filter"); - if ( methods_ebcdic == NULL + "EBCDIC/ASCII filter"); + if (methods_ebcdic == NULL || !BIO_meth_set_write(methods_ebcdic, ebcdic_write) || !BIO_meth_set_read(methods_ebcdic, ebcdic_read) || !BIO_meth_set_puts(methods_ebcdic, ebcdic_puts) @@ -369,9 +357,9 @@ static int ebcdic_read(BIO *b, char *out, int outl) BIO *next = BIO_next(b); if (out == NULL || outl == 0) - return (0); + return 0; if (next == NULL) - return (0); + return 0; ret = BIO_read(next, out, outl); if (ret > 0) @@ -387,7 +375,7 @@ static int ebcdic_write(BIO *b, const char *in, int inl) int num; if ((in == NULL) || (inl <= 0)) - return (0); + return 0; if (next == NULL) return 0; @@ -410,7 +398,7 @@ static int ebcdic_write(BIO *b, const char *in, int inl) ret = BIO_write(next, wbuf->buff, inl); - return (ret); + return ret; } static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr) @@ -419,7 +407,7 @@ static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr) BIO *next = BIO_next(b); if (next == NULL) - return (0); + return 0; switch (cmd) { case BIO_CTRL_DUP: ret = 0L; @@ -428,7 +416,7 @@ static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr) ret = BIO_ctrl(next, cmd, num, ptr); break; } - return (ret); + return ret; } static int ebcdic_gets(BIO *bp, char *buf, int size) @@ -472,17 +460,25 @@ static int ssl_servername_cb(SSL *s, int *ad, void *arg) { tlsextctx *p = (tlsextctx *) arg; const char *servername = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); - if (servername && p->biodebug) - BIO_printf(p->biodebug, "Hostname in TLS extension: \"%s\"\n", - servername); - if (!p->servername) + if (servername != NULL && p->biodebug != NULL) { + const char *cp = servername; + unsigned char uc; + + BIO_printf(p->biodebug, "Hostname in TLS extension: \""); + while ((uc = *cp++) != 0) + BIO_printf(p->biodebug, + isascii(uc) && isprint(uc) ? "%c" : "\\x%02x", uc); + BIO_printf(p->biodebug, "\"\n"); + } + + if (p->servername == NULL) return SSL_TLSEXT_ERR_NOACK; - if (servername) { + if (servername != NULL) { if (strcasecmp(servername, p->servername)) return p->extension_error; - if (ctx2) { + if (ctx2 != NULL) { BIO_printf(p->biodebug, "Switching server context.\n"); SSL_set_SSL_CTX(s, ctx2); } @@ -491,51 +487,46 @@ static int ssl_servername_cb(SSL *s, int *ad, void *arg) } /* Structure passed to cert status callback */ - typedef struct tlsextstatusctx_st { + int timeout; + /* File to load OCSP Response from (or NULL if no file) */ + char *respin; /* Default responder to use */ char *host, *path, *port; int use_ssl; - int timeout; int verbose; } tlsextstatusctx; -static tlsextstatusctx tlscstatp = { NULL, NULL, NULL, 0, -1, 0 }; +static tlsextstatusctx tlscstatp = { -1 }; #ifndef OPENSSL_NO_OCSP + /* - * Certificate Status callback. This is called when a client includes a - * certificate status request extension. This is a simplified version. It - * examines certificates each time and makes one OCSP responder query for - * each request. A full version would store details such as the OCSP - * certificate IDs and minimise the number of OCSP responses by caching them - * until they were considered "expired". + * Helper function to get an OCSP_RESPONSE from a responder. This is a + * simplified version. It examines certificates each time and makes one OCSP + * responder query for each request. A full version would store details such as + * the OCSP certificate IDs and minimise the number of OCSP responses by caching + * them until they were considered "expired". */ - -static int cert_status_cb(SSL *s, void *arg) +static int get_ocsp_resp_from_responder(SSL *s, tlsextstatusctx *srctx, + OCSP_RESPONSE **resp) { - tlsextstatusctx *srctx = arg; char *host = NULL, *port = NULL, *path = NULL; int use_ssl; - unsigned char *rspder = NULL; - int rspderlen; STACK_OF(OPENSSL_STRING) *aia = NULL; X509 *x = NULL; X509_STORE_CTX *inctx = NULL; X509_OBJECT *obj; OCSP_REQUEST *req = NULL; - OCSP_RESPONSE *resp = NULL; OCSP_CERTID *id = NULL; STACK_OF(X509_EXTENSION) *exts; int ret = SSL_TLSEXT_ERR_NOACK; int i; - if (srctx->verbose) - BIO_puts(bio_err, "cert_status: callback called\n"); /* Build up OCSP query from server certificate */ x = SSL_get_certificate(s); aia = X509_get1_ocsp(x); - if (aia) { + if (aia != NULL) { if (!OCSP_parse_url(sk_OPENSSL_STRING_value(aia, 0), &host, &port, &path, &use_ssl)) { BIO_puts(bio_err, "cert_status: can't parse AIA URL\n"); @@ -545,7 +536,7 @@ static int cert_status_cb(SSL *s, void *arg) BIO_printf(bio_err, "cert_status: AIA URL: %s\n", sk_OPENSSL_STRING_value(aia, 0)); } else { - if (!srctx->host) { + if (srctx->host == NULL) { BIO_puts(bio_err, "cert_status: no AIA and no default responder URL\n"); goto done; @@ -571,7 +562,7 @@ static int cert_status_cb(SSL *s, void *arg) } id = OCSP_cert_to_id(NULL, x, X509_OBJECT_get0_X509(obj)); X509_OBJECT_free(obj); - if (!id) + if (id == NULL) goto err; req = OCSP_REQUEST_new(); if (req == NULL) @@ -586,29 +577,24 @@ static int cert_status_cb(SSL *s, void *arg) if (!OCSP_REQUEST_add_ext(req, ext, -1)) goto err; } - resp = process_responder(req, host, path, port, use_ssl, NULL, + *resp = process_responder(req, host, path, port, use_ssl, NULL, srctx->timeout); - if (!resp) { + if (*resp == NULL) { BIO_puts(bio_err, "cert_status: error querying responder\n"); goto done; } - rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); - if (rspderlen <= 0) - goto err; - SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); - if (srctx->verbose) { - BIO_puts(bio_err, "cert_status: ocsp response sent:\n"); - OCSP_RESPONSE_print(bio_err, resp, 2); - } + ret = SSL_TLSEXT_ERR_OK; goto done; err: ret = SSL_TLSEXT_ERR_ALERT_FATAL; done: - if (ret != SSL_TLSEXT_ERR_OK) - ERR_print_errors(bio_err); - if (aia) { + /* + * If we parsed aia we need to free; otherwise they were copied and we + * don't + */ + if (aia != NULL) { OPENSSL_free(host); OPENSSL_free(path); OPENSSL_free(port); @@ -616,17 +602,71 @@ static int cert_status_cb(SSL *s, void *arg) } OCSP_CERTID_free(id); OCSP_REQUEST_free(req); - OCSP_RESPONSE_free(resp); X509_STORE_CTX_free(inctx); return ret; } + +/* + * Certificate Status callback. This is called when a client includes a + * certificate status request extension. The response is either obtained from a + * file, or from an OCSP responder. + */ +static int cert_status_cb(SSL *s, void *arg) +{ + tlsextstatusctx *srctx = arg; + OCSP_RESPONSE *resp = NULL; + unsigned char *rspder = NULL; + int rspderlen; + int ret = SSL_TLSEXT_ERR_ALERT_FATAL; + + if (srctx->verbose) + BIO_puts(bio_err, "cert_status: callback called\n"); + + if (srctx->respin != NULL) { + BIO *derbio = bio_open_default(srctx->respin, 'r', FORMAT_ASN1); + if (derbio == NULL) { + BIO_puts(bio_err, "cert_status: Cannot open OCSP response file\n"); + goto err; + } + resp = d2i_OCSP_RESPONSE_bio(derbio, NULL); + BIO_free(derbio); + if (resp == NULL) { + BIO_puts(bio_err, "cert_status: Error reading OCSP response\n"); + goto err; + } + } else { + ret = get_ocsp_resp_from_responder(s, srctx, &resp); + if (ret != SSL_TLSEXT_ERR_OK) + goto err; + } + + rspderlen = i2d_OCSP_RESPONSE(resp, &rspder); + if (rspderlen <= 0) + goto err; + + SSL_set_tlsext_status_ocsp_resp(s, rspder, rspderlen); + if (srctx->verbose) { + BIO_puts(bio_err, "cert_status: ocsp response sent:\n"); + OCSP_RESPONSE_print(bio_err, resp, 2); + } + + ret = SSL_TLSEXT_ERR_OK; + + err: + if (ret != SSL_TLSEXT_ERR_OK) + ERR_print_errors(bio_err); + + OCSP_RESPONSE_free(resp); + + return ret; +} #endif #ifndef OPENSSL_NO_NEXTPROTONEG /* This is the context that we pass to next_proto_cb */ typedef struct tlsextnextprotoctx_st { unsigned char *data; - unsigned int len; + size_t len; } tlsextnextprotoctx; static int next_proto_cb(SSL *s, const unsigned char **data, @@ -686,17 +726,10 @@ static int not_resumable_sess_cb(SSL *s, int is_forward_secure) return is_forward_secure; } -#ifndef OPENSSL_NO_SRP -static srpsrvparm srp_callback_parm; -#endif -#ifndef OPENSSL_NO_SRTP -static char *srtp_profiles = NULL; -#endif - typedef enum OPTION_choice { OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, OPT_ENGINE, OPT_4, OPT_6, OPT_ACCEPT, OPT_PORT, OPT_UNIX, OPT_UNLINK, OPT_NACCEPT, - OPT_VERIFY, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL, + OPT_VERIFY, OPT_NAMEOPT, OPT_UPPER_V_VERIFY, OPT_CONTEXT, OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SERVERINFO, OPT_CERTFORM, OPT_KEY, OPT_KEYFORM, OPT_PASS, OPT_CERT_CHAIN, OPT_DHPARAM, OPT_DCERTFORM, OPT_DCERT, OPT_DKEYFORM, OPT_DPASS, OPT_DKEY, OPT_DCERT_CHAIN, OPT_NOCERT, @@ -705,28 +738,32 @@ typedef enum OPTION_choice { OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NBIO, OPT_NBIO_TEST, OPT_IGN_EOF, OPT_NO_IGN_EOF, OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_STATUS_VERBOSE, - OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_MSG, OPT_MSGFILE, OPT_TRACE, - OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, OPT_CRLF, - OPT_QUIET, OPT_BRIEF, OPT_NO_DHE, - OPT_NO_RESUME_EPHEMERAL, OPT_PSK_HINT, OPT_PSK, OPT_SRPVFILE, - OPT_SRPUSERSEED, OPT_REV, OPT_WWW, OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC, - OPT_SSL_CONFIG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF, - OPT_SSL3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1, - OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN, - OPT_ID_PREFIX, OPT_RAND, OPT_SERVERNAME, OPT_SERVERNAME_FATAL, + OPT_STATUS_TIMEOUT, OPT_STATUS_URL, OPT_STATUS_FILE, OPT_MSG, OPT_MSGFILE, + OPT_TRACE, OPT_SECURITY_DEBUG, OPT_SECURITY_DEBUG_VERBOSE, OPT_STATE, + OPT_CRLF, OPT_QUIET, OPT_BRIEF, OPT_NO_DHE, + OPT_NO_RESUME_EPHEMERAL, OPT_PSK_IDENTITY, OPT_PSK_HINT, OPT_PSK, + OPT_PSK_SESS, OPT_SRPVFILE, OPT_SRPUSERSEED, OPT_REV, OPT_WWW, + OPT_UPPER_WWW, OPT_HTTP, OPT_ASYNC, OPT_SSL_CONFIG, + OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF, + OPT_SSL3, OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1, + OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_LISTEN, OPT_STATELESS, + OPT_ID_PREFIX, OPT_SERVERNAME, OPT_SERVERNAME_FATAL, OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN, OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, + OPT_KEYLOG_FILE, OPT_MAX_EARLY, OPT_RECV_MAX_EARLY, OPT_EARLY_DATA, + OPT_S_NUM_TICKETS, OPT_ANTI_REPLAY, OPT_NO_ANTI_REPLAY, OPT_SCTP_LABEL_BUG, + OPT_R_ENUM, OPT_S_ENUM, OPT_V_ENUM, OPT_X_ENUM } OPTION_CHOICE; -OPTIONS s_server_options[] = { +const OPTIONS s_server_options[] = { {"help", OPT_HELP, '-', "Display this summary"}, {"port", OPT_PORT, 'p', "TCP/IP port to listen on for connections (default is " PORT ")"}, {"accept", OPT_ACCEPT, 's', - "TCP/IP optional host and port to accept on (default is " PORT ")"}, + "TCP/IP optional host and port to listen on for connections (default is *:" PORT ")"}, #ifdef AF_UNIX {"unix", OPT_UNIX, 's', "Unix domain socket to accept on"}, #endif @@ -740,18 +777,20 @@ OPTIONS s_server_options[] = { {"Verify", OPT_UPPER_V_VERIFY, 'n', "Turn on peer certificate verification, must have a cert"}, {"cert", OPT_CERT, '<', "Certificate file to use; default is " TEST_CERT}, - {"naccept", OPT_NACCEPT, 'p', "Terminate after pnum connections"}, + {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"}, + {"naccept", OPT_NACCEPT, 'p', "Terminate after #num connections"}, {"serverinfo", OPT_SERVERINFO, 's', "PEM serverinfo file for certificate"}, {"certform", OPT_CERTFORM, 'F', "Certificate format (PEM or DER) PEM default"}, - {"key", OPT_KEY, '<', + {"key", OPT_KEY, 's', "Private Key if not in -cert; default is " TEST_CERT}, {"keyform", OPT_KEYFORM, 'f', "Key format (PEM, DER or ENGINE) PEM default"}, {"pass", OPT_PASS, 's', "Private key file pass phrase source"}, {"dcert", OPT_DCERT, '<', "Second certificate file to use (usually for DSA)"}, + {"dhparam", OPT_DHPARAM, '<', "DH parameters file to use"}, {"dcertform", OPT_DCERTFORM, 'F', "Second certificate format (PEM or DER) PEM default"}, {"dkey", OPT_DKEY, '<', @@ -788,11 +827,10 @@ OPTIONS s_server_options[] = { "-Private Key file to use for servername if not in -cert2"}, {"tlsextdebug", OPT_TLSEXTDEBUG, '-', "Hex dump of all TLS extensions received"}, - {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path incluedes HTTP headers"}, + {"HTTP", OPT_HTTP, '-', "Like -WWW but ./path includes HTTP headers"}, {"id_prefix", OPT_ID_PREFIX, 's', "Generate SSL/TLS session IDs prefixed by arg"}, - {"rand", OPT_RAND, 's', - "Load the file(s) into the random number generator"}, + OPT_R_OPTIONS, {"keymatexport", OPT_KEYMATEXPORT, 's', "Export keying material using label"}, {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p', @@ -811,7 +849,7 @@ OPTIONS s_server_options[] = { {"no_cache", OPT_NO_CACHE, '-', "Disable session cache"}, {"ext_cache", OPT_EXT_CACHE, '-', "Disable internal cache, setup and use external cache"}, - {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default" }, + {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"}, {"verify_return_error", OPT_VERIFY_RET_ERROR, '-', "Close connection on verification error"}, {"verify_quiet", OPT_VERIFY_QUIET, '-', @@ -830,6 +868,8 @@ OPTIONS s_server_options[] = { {"status_timeout", OPT_STATUS_TIMEOUT, 'n', "Status request responder timeout"}, {"status_url", OPT_STATUS_URL, 's', "Status request fallback URL"}, + {"status_file", OPT_STATUS_FILE, '<', + "File containing DER encoded OCSP Response"}, #endif #ifndef OPENSSL_NO_SSL_TRACE {"trace", OPT_TRACE, '-', "trace protocol messages"}, @@ -838,27 +878,30 @@ OPTIONS s_server_options[] = { "Print output from SSL/TLS security framework"}, {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-', "Print more output from SSL/TLS security framework"}, - {"brief", OPT_BRIEF, '-', \ + {"brief", OPT_BRIEF, '-', "Restrict output to brief summary of connection parameters"}, {"rev", OPT_REV, '-', "act as a simple test server which just sends back with the received text reversed"}, {"async", OPT_ASYNC, '-', "Operate in asynchronous mode"}, - {"ssl_config", OPT_SSL_CONFIG, 's', \ + {"ssl_config", OPT_SSL_CONFIG, 's', "Configure SSL_CTX using the configuration 'val'"}, - {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n', + {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "}, + {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p', "Size used to split data for encrypt pipelines"}, - {"max_pipelines", OPT_MAX_PIPELINES, 'n', + {"max_pipelines", OPT_MAX_PIPELINES, 'p', "Maximum number of encrypt/decrypt pipelines to be used"}, - {"read_buf", OPT_READ_BUF, 'n', + {"read_buf", OPT_READ_BUF, 'p', "Default read buffer size to be used for connections"}, OPT_S_OPTIONS, OPT_V_OPTIONS, OPT_X_OPTIONS, {"nbio", OPT_NBIO, '-', "Use non-blocking IO"}, + {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity to expect"}, #ifndef OPENSSL_NO_PSK {"psk_hint", OPT_PSK_HINT, 's', "PSK identity hint to use"}, - {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"}, #endif + {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"}, + {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"}, #ifndef OPENSSL_NO_SRP {"srpvfile", OPT_SRPVFILE, '<', "The verifier file for SRP"}, {"srpuserseed", OPT_SRPUSERSEED, 's', @@ -876,6 +919,9 @@ OPTIONS s_server_options[] = { #ifndef OPENSSL_NO_TLS1_2 {"tls1_2", OPT_TLS1_2, '-', "just talk TLSv1.2"}, #endif +#ifndef OPENSSL_NO_TLS1_3 + {"tls1_3", OPT_TLS1_3, '-', "just talk TLSv1.3"}, +#endif #ifndef OPENSSL_NO_DTLS {"dtls", OPT_DTLS, '-', "Use any DTLS version"}, {"timeout", OPT_TIMEOUT, '-', "Enable timeouts"}, @@ -883,12 +929,17 @@ OPTIONS s_server_options[] = { {"listen", OPT_LISTEN, '-', "Listen for a DTLS ClientHello with a cookie and then connect"}, #endif + {"stateless", OPT_STATELESS, '-', "Require TLSv1.3 cookies"}, #ifndef OPENSSL_NO_DTLS1 {"dtls1", OPT_DTLS1, '-', "Just talk DTLSv1"}, #endif #ifndef OPENSSL_NO_DTLS1_2 {"dtls1_2", OPT_DTLS1_2, '-', "Just talk DTLSv1.2"}, #endif +#ifndef OPENSSL_NO_SCTP + {"sctp", OPT_SCTP, '-', "Use SCTP"}, + {"sctp_label_bug", OPT_SCTP_LABEL_BUG, '-', "Enable SCTP label length bug"}, +#endif #ifndef OPENSSL_NO_DH {"no_dhe", OPT_NO_DHE, '-', "Disable ephemeral DH"}, #endif @@ -905,12 +956,22 @@ OPTIONS s_server_options[] = { #ifndef OPENSSL_NO_ENGINE {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, #endif + {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"}, + {"max_early_data", OPT_MAX_EARLY, 'n', + "The maximum number of bytes of early data as advertised in tickets"}, + {"recv_max_early_data", OPT_RECV_MAX_EARLY, 'n', + "The maximum number of bytes of early data (hard limit)"}, + {"early_data", OPT_EARLY_DATA, '-', "Attempt to read early data"}, + {"num_tickets", OPT_S_NUM_TICKETS, 'n', + "The number of TLSv1.3 session tickets that a server will automatically issue" }, + {"anti_replay", OPT_ANTI_REPLAY, '-', "Switch on anti-replay protection (default)"}, + {"no_anti_replay", OPT_NO_ANTI_REPLAY, '-', "Switch off anti-replay protection"}, {NULL, OPT_EOF, 0, NULL} }; #define IS_PROT_FLAG(o) \ (o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \ - || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2) + || o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2) int s_server_main(int argc, char *argv[]) { @@ -924,22 +985,17 @@ int s_server_main(int argc, char *argv[]) STACK_OF(X509_CRL) *crls = NULL; X509 *s_cert = NULL, *s_dcert = NULL; X509_VERIFY_PARAM *vpm = NULL; - char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL; -#ifndef OPENSSL_NO_DH - char *dhfile = NULL; -#endif - char *dpassarg = NULL, *dpass = NULL, *inrand = NULL; + const char *CApath = NULL, *CAfile = NULL, *chCApath = NULL, *chCAfile = NULL; + char *dpassarg = NULL, *dpass = NULL; char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL; char *crl_file = NULL, *prog; -#ifndef OPENSSL_NO_PSK - char *p; -#endif #ifdef AF_UNIX int unlink_unix_path = 0; #endif do_server_cb server_cb; int vpmtouched = 0, build_chain = 0, no_cache = 0, ext_cache = 0; #ifndef OPENSSL_NO_DH + char *dhfile = NULL; int no_dhe = 0; #endif int nocert = 0, ret = 1; @@ -947,7 +1003,7 @@ int s_server_main(int argc, char *argv[]) int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM; int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM; int rev = 0, naccept = -1, sdebug = 0; - int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM; + int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0; int state = 0, crl_format = FORMAT_PEM, crl_download = 0; char *host = NULL; char *port = BUF_strdup(PORT); @@ -966,23 +1022,56 @@ int s_server_main(int argc, char *argv[]) tlsextalpnctx alpn_ctx = { NULL, 0 }; #ifndef OPENSSL_NO_PSK /* by default do not send a PSK identity hint */ - static char *psk_identity_hint = NULL; + char *psk_identity_hint = NULL; #endif + char *p; #ifndef OPENSSL_NO_SRP char *srpuserseed = NULL; char *srp_verifier_file = NULL; +#endif +#ifndef OPENSSL_NO_SRTP + char *srtp_profiles = NULL; #endif int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0; + int s_server_verify = SSL_VERIFY_NONE; + int s_server_session_id_context = 1; /* anything will do */ + const char *s_cert_file = TEST_CERT, *s_key_file = NULL, *s_chain_file = NULL; + const char *s_cert_file2 = TEST_CERT2, *s_key_file2 = NULL; + char *s_dcert_file = NULL, *s_dkey_file = NULL, *s_dchain_file = NULL; +#ifndef OPENSSL_NO_OCSP + int s_tlsextstatus = 0; +#endif + int no_resume_ephemeral = 0; + unsigned int max_send_fragment = 0; + unsigned int split_send_fragment = 0, max_pipelines = 0; + const char *s_serverinfo_file = NULL; + const char *keylog_file = NULL; + int max_early_data = -1, recv_max_early_data = -1; + char *psksessf = NULL; +#ifndef OPENSSL_NO_SCTP + int sctp_label_bug = 0; +#endif + /* Init of few remaining global variables */ local_argc = argc; local_argv = argv; - s_server_init(); + ctx = ctx2 = NULL; + s_nbio = s_nbio_test = 0; + www = 0; + bio_s_out = NULL; + s_debug = 0; + s_msg = 0; + s_quiet = 0; + s_brief = 0; + async = 0; + cctx = SSL_CONF_CTX_new(); vpm = X509_VERIFY_PARAM_new(); if (cctx == NULL || vpm == NULL) goto end; - SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE); + SSL_CONF_CTX_set_flags(cctx, + SSL_CONF_FLAG_SERVER | SSL_CONF_FLAG_CMDLINE); prog = opt_init(argc, argv, s_server_options); while ((o = opt_next()) != OPT_EOF) { @@ -993,8 +1082,8 @@ int s_server_main(int argc, char *argv[]) if (IS_NO_PROT_FLAG(o)) no_prot_opt++; if (prot_opt == 1 && no_prot_opt) { - BIO_printf(bio_err, "Cannot supply both a protocol flag and " - "\"-no_\"\n"); + BIO_printf(bio_err, + "Cannot supply both a protocol flag and '-no_'\n"); goto end; } switch (o) { @@ -1078,19 +1167,19 @@ int s_server_main(int argc, char *argv[]) break; case OPT_VERIFY: s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_CLIENT_ONCE; - verify_depth = atoi(opt_arg()); + verify_args.depth = atoi(opt_arg()); if (!s_quiet) - BIO_printf(bio_err, "verify depth is %d\n", verify_depth); + BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth); break; case OPT_UPPER_V_VERIFY: s_server_verify = SSL_VERIFY_PEER | SSL_VERIFY_FAIL_IF_NO_PEER_CERT | SSL_VERIFY_CLIENT_ONCE; - verify_depth = atoi(opt_arg()); + verify_args.depth = atoi(opt_arg()); if (!s_quiet) BIO_printf(bio_err, "verify depth is %d, must return a certificate\n", - verify_depth); + verify_args.depth); break; case OPT_CONTEXT: context = (unsigned char *)opt_arg(); @@ -1098,6 +1187,10 @@ int s_server_main(int argc, char *argv[]) case OPT_CERT: s_cert_file = opt_arg(); break; + case OPT_NAMEOPT: + if (!set_nameopt(opt_arg())) + goto end; + break; case OPT_CRL: crl_file = opt_arg(); break; @@ -1175,6 +1268,9 @@ int s_server_main(int argc, char *argv[]) goto opthelp; break; case OPT_S_CASES: + case OPT_S_NUM_TICKETS: + case OPT_ANTI_REPLAY: + case OPT_NO_ANTI_REPLAY: if (ssl_args == NULL) ssl_args = sk_OPENSSL_STRING_new_null(); if (ssl_args == NULL @@ -1194,10 +1290,10 @@ int s_server_main(int argc, char *argv[]) goto end; break; case OPT_VERIFY_RET_ERROR: - verify_return_error = 1; + verify_args.return_error = 1; break; case OPT_VERIFY_QUIET: - verify_quiet = 1; + verify_args.quiet = 1; break; case OPT_BUILD_CHAIN: build_chain = 1; @@ -1233,14 +1329,20 @@ int s_server_main(int argc, char *argv[]) s_tlsextdebug = 1; break; case OPT_STATUS: +#ifndef OPENSSL_NO_OCSP s_tlsextstatus = 1; +#endif break; case OPT_STATUS_VERBOSE: +#ifndef OPENSSL_NO_OCSP s_tlsextstatus = tlscstatp.verbose = 1; +#endif break; case OPT_STATUS_TIMEOUT: +#ifndef OPENSSL_NO_OCSP s_tlsextstatus = 1; tlscstatp.timeout = atoi(opt_arg()); +#endif break; case OPT_STATUS_URL: #ifndef OPENSSL_NO_OCSP @@ -1252,6 +1354,12 @@ int s_server_main(int argc, char *argv[]) BIO_printf(bio_err, "Error parsing URL\n"); goto end; } +#endif + break; + case OPT_STATUS_FILE: +#ifndef OPENSSL_NO_OCSP + s_tlsextstatus = 1; + tlscstatp.respin = opt_arg(); #endif break; case OPT_MSG: @@ -1281,7 +1389,7 @@ int s_server_main(int argc, char *argv[]) s_quiet = 1; break; case OPT_BRIEF: - s_quiet = s_brief = verify_quiet = 1; + s_quiet = s_brief = verify_args.quiet = 1; break; case OPT_NO_DHE: #ifndef OPENSSL_NO_DH @@ -1291,20 +1399,24 @@ int s_server_main(int argc, char *argv[]) case OPT_NO_RESUME_EPHEMERAL: no_resume_ephemeral = 1; break; + case OPT_PSK_IDENTITY: + psk_identity = opt_arg(); + break; case OPT_PSK_HINT: #ifndef OPENSSL_NO_PSK psk_identity_hint = opt_arg(); #endif break; case OPT_PSK: -#ifndef OPENSSL_NO_PSK for (p = psk_key = opt_arg(); *p; p++) { if (isxdigit(_UC(*p))) continue; - BIO_printf(bio_err, "Not a hex number '%s'\n", *argv); + BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key); goto end; } -#endif + break; + case OPT_PSK_SESS: + psksessf = opt_arg(); break; case OPT_SRPVFILE: #ifndef OPENSSL_NO_SRP @@ -1339,6 +1451,10 @@ int s_server_main(int argc, char *argv[]) min_version = SSL3_VERSION; max_version = SSL3_VERSION; break; + case OPT_TLS1_3: + min_version = TLS1_3_VERSION; + max_version = TLS1_3_VERSION; + break; case OPT_TLS1_2: min_version = TLS1_2_VERSION; max_version = TLS1_2_VERSION; @@ -1371,6 +1487,16 @@ int s_server_main(int argc, char *argv[]) min_version = DTLS1_2_VERSION; max_version = DTLS1_2_VERSION; socket_type = SOCK_DGRAM; +#endif + break; + case OPT_SCTP: +#ifndef OPENSSL_NO_SCTP + protocol = IPPROTO_SCTP; +#endif + break; + case OPT_SCTP_LABEL_BUG: +#ifndef OPENSSL_NO_SCTP + sctp_label_bug = 1; #endif break; case OPT_TIMEOUT: @@ -1388,14 +1514,18 @@ int s_server_main(int argc, char *argv[]) dtlslisten = 1; #endif break; + case OPT_STATELESS: + stateless = 1; + break; case OPT_ID_PREFIX: session_id_prefix = opt_arg(); break; case OPT_ENGINE: engine = setup_engine(opt_arg(), 1); break; - case OPT_RAND: - inrand = opt_arg(); + case OPT_R_CASES: + if (!opt_rand(o)) + goto end; break; case OPT_SERVERNAME: tlsextcbp.servername = opt_arg(); @@ -1431,15 +1561,11 @@ int s_server_main(int argc, char *argv[]) case OPT_ASYNC: async = 1; break; + case OPT_MAX_SEND_FRAG: + max_send_fragment = atoi(opt_arg()); + break; case OPT_SPLIT_SEND_FRAG: split_send_fragment = atoi(opt_arg()); - if (split_send_fragment == 0) { - /* - * Not allowed - set to a deliberately bad value so we get an - * error message below - */ - split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1; - } break; case OPT_MAX_PIPELINES: max_pipelines = atoi(opt_arg()); @@ -1447,12 +1573,39 @@ int s_server_main(int argc, char *argv[]) case OPT_READ_BUF: read_buf_len = atoi(opt_arg()); break; - + case OPT_KEYLOG_FILE: + keylog_file = opt_arg(); + break; + case OPT_MAX_EARLY: + max_early_data = atoi(opt_arg()); + if (max_early_data < 0) { + BIO_printf(bio_err, "Invalid value for max_early_data\n"); + goto end; + } + break; + case OPT_RECV_MAX_EARLY: + recv_max_early_data = atoi(opt_arg()); + if (recv_max_early_data < 0) { + BIO_printf(bio_err, "Invalid value for recv_max_early_data\n"); + goto end; + } + break; + case OPT_EARLY_DATA: + early_data = 1; + if (max_early_data == -1) + max_early_data = SSL3_RT_MAX_PLAIN_LENGTH; + break; } } argc = opt_num_rest(); argv = opt_rest(); +#ifndef OPENSSL_NO_NEXTPROTONEG + if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) { + BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n"); + goto opthelp; + } +#endif #ifndef OPENSSL_NO_DTLS if (www && socket_type == SOCK_DGRAM) { BIO_printf(bio_err, "Can't use -HTTP, -www or -WWW with DTLS\n"); @@ -1465,6 +1618,11 @@ int s_server_main(int argc, char *argv[]) } #endif + if (stateless && socket_type != SOCK_STREAM) { + BIO_printf(bio_err, "Can only use --stateless with TLS\n"); + goto end; + } + #ifdef AF_UNIX if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) { BIO_printf(bio_err, @@ -1472,16 +1630,22 @@ int s_server_main(int argc, char *argv[]) goto end; } #endif - - if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) { - BIO_printf(bio_err, "Bad split send fragment size\n"); + if (early_data && (www > 0 || rev)) { + BIO_printf(bio_err, + "Can't use -early_data in combination with -www, -WWW, -HTTP, or -rev\n"); goto end; } - if (max_pipelines > SSL_MAX_PIPELINES) { - BIO_printf(bio_err, "Bad max pipelines value\n"); - goto end; +#ifndef OPENSSL_NO_SCTP + if (protocol == IPPROTO_SCTP) { + if (socket_type != SOCK_DGRAM) { + BIO_printf(bio_err, "Can't use -sctp without DTLS\n"); + goto end; + } + /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */ + socket_type = SOCK_STREAM; } +#endif if (!app_passwd(passarg, dpassarg, &pass, &dpass)) { BIO_printf(bio_err, "Error getting password\n"); @@ -1500,7 +1664,7 @@ int s_server_main(int argc, char *argv[]) if (nocert == 0) { s_key = load_key(s_key_file, s_key_format, 0, pass, engine, "server certificate private key file"); - if (!s_key) { + if (s_key == NULL) { ERR_print_errors(bio_err); goto end; } @@ -1508,20 +1672,20 @@ int s_server_main(int argc, char *argv[]) s_cert = load_cert(s_cert_file, s_cert_format, "server certificate file"); - if (!s_cert) { + if (s_cert == NULL) { ERR_print_errors(bio_err); goto end; } - if (s_chain_file) { + if (s_chain_file != NULL) { if (!load_certs(s_chain_file, &s_chain, FORMAT_PEM, NULL, "server certificate chain")) goto end; } - if (tlsextcbp.servername) { + if (tlsextcbp.servername != NULL) { s_key2 = load_key(s_key_file2, s_key_format, 0, pass, engine, "second server certificate private key file"); - if (!s_key2) { + if (s_key2 == NULL) { ERR_print_errors(bio_err); goto end; } @@ -1529,7 +1693,7 @@ int s_server_main(int argc, char *argv[]) s_cert2 = load_cert(s_cert_file2, s_cert_format, "second server certificate file"); - if (!s_cert2) { + if (s_cert2 == NULL) { ERR_print_errors(bio_err); goto end; } @@ -1537,34 +1701,28 @@ int s_server_main(int argc, char *argv[]) } #if !defined(OPENSSL_NO_NEXTPROTONEG) if (next_proto_neg_in) { - size_t len; - next_proto.data = next_protos_parse(&len, next_proto_neg_in); + next_proto.data = next_protos_parse(&next_proto.len, next_proto_neg_in); if (next_proto.data == NULL) goto end; - next_proto.len = len; - } else { - next_proto.data = NULL; } #endif alpn_ctx.data = NULL; if (alpn_in) { - size_t len; - alpn_ctx.data = next_protos_parse(&len, alpn_in); + alpn_ctx.data = next_protos_parse(&alpn_ctx.len, alpn_in); if (alpn_ctx.data == NULL) goto end; - alpn_ctx.len = len; } - if (crl_file) { + if (crl_file != NULL) { X509_CRL *crl; crl = load_crl(crl_file, crl_format); - if (!crl) { + if (crl == NULL) { 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)) { + if (crls == NULL || !sk_X509_CRL_push(crls, crl)) { BIO_puts(bio_err, "Error adding CRL\n"); ERR_print_errors(bio_err); X509_CRL_free(crl); @@ -1572,14 +1730,14 @@ int s_server_main(int argc, char *argv[]) } } - if (s_dcert_file) { + if (s_dcert_file != NULL) { if (s_dkey_file == NULL) s_dkey_file = s_dcert_file; s_dkey = load_key(s_dkey_file, s_dkey_format, 0, dpass, engine, "second certificate private key file"); - if (!s_dkey) { + if (s_dkey == NULL) { ERR_print_errors(bio_err); goto end; } @@ -1587,11 +1745,11 @@ int s_server_main(int argc, char *argv[]) s_dcert = load_cert(s_dcert_file, s_dcert_format, "second server certificate file"); - if (!s_dcert) { + if (s_dcert == NULL) { ERR_print_errors(bio_err); goto end; } - if (s_dchain_file) { + if (s_dchain_file != NULL) { if (!load_certs(s_dchain_file, &s_dchain, FORMAT_PEM, NULL, "second server certificate chain")) goto end; @@ -1599,19 +1757,10 @@ int s_server_main(int argc, char *argv[]) } - if (!app_RAND_load_file(NULL, 1) && inrand == NULL - && !RAND_status()) { - BIO_printf(bio_err, - "warning, not much extra random data, consider using the -rand option\n"); - } - if (inrand != NULL) - BIO_printf(bio_err, "%ld semi-random bytes loaded\n", - app_RAND_load_files(inrand)); - if (bio_s_out == NULL) { if (s_quiet && !s_debug) { bio_s_out = BIO_new(BIO_s_null()); - if (s_msg && !bio_s_msg) + if (s_msg && bio_s_msg == NULL) bio_s_msg = dup_bio_out(FORMAT_TEXT); } else { if (bio_s_out == NULL) @@ -1635,19 +1784,34 @@ int s_server_main(int argc, char *argv[]) ERR_print_errors(bio_err); goto end; } + + SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY); + if (sdebug) ssl_ctx_security_debug(ctx, sdebug); + + if (!config_ctx(cctx, ssl_args, ctx)) + goto end; + if (ssl_config) { if (SSL_CTX_config(ctx, ssl_config) == 0) { BIO_printf(bio_err, "Error using configuration \"%s\"\n", ssl_config); - ERR_print_errors(bio_err); - goto end; + ERR_print_errors(bio_err); + goto end; } } - if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0) + +#ifndef OPENSSL_NO_SCTP + if (protocol == IPPROTO_SCTP && sctp_label_bug == 1) + SSL_CTX_set_mode(ctx, SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG); +#endif + + if (min_version != 0 + && SSL_CTX_set_min_proto_version(ctx, min_version) == 0) goto end; - if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0) + if (max_version != 0 + && SSL_CTX_set_max_proto_version(ctx, max_version) == 0) goto end; if (session_id_prefix) { @@ -1662,7 +1826,7 @@ int s_server_main(int argc, char *argv[]) BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix); } SSL_CTX_set_quiet_shutdown(ctx, 1); - if (exc) + if (exc != NULL) ssl_ctx_set_excert(ctx, exc); if (state) @@ -1677,17 +1841,30 @@ int s_server_main(int argc, char *argv[]) if (async) { SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC); } - if (split_send_fragment > 0) { - SSL_CTX_set_split_send_fragment(ctx, split_send_fragment); + + if (max_send_fragment > 0 + && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) { + BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n", + prog, max_send_fragment); + goto end; + } + + if (split_send_fragment > 0 + && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) { + BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n", + prog, split_send_fragment); + goto end; } - if (max_pipelines > 0) { - SSL_CTX_set_max_pipelines(ctx, max_pipelines); + if (max_pipelines > 0 + && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) { + BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n", + prog, max_pipelines); + goto end; } if (read_buf_len > 0) { SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len); } - #ifndef OPENSSL_NO_SRTP if (srtp_profiles != NULL) { /* Returns 0 on success! */ @@ -1710,8 +1887,6 @@ int s_server_main(int argc, char *argv[]) } ssl_ctx_add_crls(ctx, crls, 0); - if (!config_ctx(cctx, ssl_args, ctx)) - goto end; if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, crls, crl_download)) { @@ -1728,7 +1903,7 @@ int s_server_main(int argc, char *argv[]) } } - if (ctx2) { + if (ctx2 != NULL) { BIO_printf(bio_s_out, "Setting secondary ctx parameters\n"); if (sdebug) @@ -1746,7 +1921,7 @@ int s_server_main(int argc, char *argv[]) BIO_printf(bio_err, "id_prefix '%s' set.\n", session_id_prefix); } SSL_CTX_set_quiet_shutdown(ctx2, 1); - if (exc) + if (exc != NULL) ssl_ctx_set_excert(ctx2, exc); if (state) @@ -1789,9 +1964,9 @@ int s_server_main(int argc, char *argv[]) if (!no_dhe) { DH *dh = NULL; - if (dhfile) + if (dhfile != NULL) dh = load_dh_param(dhfile); - else if (s_cert_file) + else if (s_cert_file != NULL) dh = load_dh_param(s_cert_file); if (dh != NULL) { @@ -1801,16 +1976,16 @@ int s_server_main(int argc, char *argv[]) } (void)BIO_flush(bio_s_out); - if (dh == NULL) + if (dh == NULL) { SSL_CTX_set_dh_auto(ctx, 1); - else if (!SSL_CTX_set_tmp_dh(ctx, dh)) { + } else if (!SSL_CTX_set_tmp_dh(ctx, dh)) { BIO_puts(bio_err, "Error setting temp DH parameters\n"); ERR_print_errors(bio_err); DH_free(dh); goto end; } - if (ctx2) { + if (ctx2 != NULL) { if (!dhfile) { DH *dh2 = load_dh_param(s_cert_file2); if (dh2 != NULL) { @@ -1821,9 +1996,9 @@ int s_server_main(int argc, char *argv[]) dh = dh2; } } - if (dh == NULL) + if (dh == NULL) { SSL_CTX_set_dh_auto(ctx2, 1); - else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) { + } else if (!SSL_CTX_set_tmp_dh(ctx2, dh)) { BIO_puts(bio_err, "Error setting temp DH parameters\n"); ERR_print_errors(bio_err); DH_free(dh); @@ -1843,7 +2018,8 @@ int s_server_main(int argc, char *argv[]) goto end; } - if (ctx2 && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain)) + if (ctx2 != NULL + && !set_cert_key_stuff(ctx2, s_cert2, s_key2, NULL, build_chain)) goto end; if (s_dcert != NULL) { @@ -1855,15 +2031,14 @@ int s_server_main(int argc, char *argv[]) SSL_CTX_set_not_resumable_session_callback(ctx, not_resumable_sess_cb); - if (ctx2) + if (ctx2 != NULL) SSL_CTX_set_not_resumable_session_callback(ctx2, not_resumable_sess_cb); } #ifndef OPENSSL_NO_PSK if (psk_key != NULL) { if (s_debug) - BIO_printf(bio_s_out, - "PSK key given, setting server callback\n"); + BIO_printf(bio_s_out, "PSK key given, setting server callback\n"); SSL_CTX_set_psk_server_callback(ctx, psk_server_cb); } @@ -1873,11 +2048,31 @@ int s_server_main(int argc, char *argv[]) goto end; } #endif + if (psksessf != NULL) { + BIO *stmp = BIO_new_file(psksessf, "r"); + + if (stmp == NULL) { + BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf); + ERR_print_errors(bio_err); + goto end; + } + psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL); + BIO_free(stmp); + if (psksess == NULL) { + BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf); + ERR_print_errors(bio_err); + goto end; + } + + } + + if (psk_key != NULL || psksess != NULL) + SSL_CTX_set_psk_find_session_callback(ctx, psk_find_session_cb); SSL_CTX_set_verify(ctx, s_server_verify, verify_callback); if (!SSL_CTX_set_session_id_context(ctx, - (void *)&s_server_session_id_context, - sizeof s_server_session_id_context)) { + (void *)&s_server_session_id_context, + sizeof(s_server_session_id_context))) { BIO_printf(bio_err, "error setting session id context\n"); ERR_print_errors(bio_err); goto end; @@ -1887,11 +2082,15 @@ int s_server_main(int argc, char *argv[]) SSL_CTX_set_cookie_generate_cb(ctx, generate_cookie_callback); SSL_CTX_set_cookie_verify_cb(ctx, verify_cookie_callback); - if (ctx2) { + /* Set TLS1.3 cookie generation and verification callbacks */ + SSL_CTX_set_stateless_cookie_generate_cb(ctx, generate_stateless_cookie_callback); + SSL_CTX_set_stateless_cookie_verify_cb(ctx, verify_stateless_cookie_callback); + + if (ctx2 != NULL) { SSL_CTX_set_verify(ctx2, s_server_verify, verify_callback); if (!SSL_CTX_set_session_id_context(ctx2, (void *)&s_server_session_id_context, - sizeof s_server_session_id_context)) { + sizeof(s_server_session_id_context))) { BIO_printf(bio_err, "error setting session id context\n"); ERR_print_errors(bio_err); goto end; @@ -1937,9 +2136,14 @@ int s_server_main(int argc, char *argv[]) } } #endif + if (set_keylog_file(ctx, keylog_file)) + goto end; + + if (max_early_data >= 0) + SSL_CTX_set_max_early_data(ctx, max_early_data); + if (recv_max_early_data >= 0) + SSL_CTX_set_recv_max_early_data(ctx, recv_max_early_data); - BIO_printf(bio_s_out, "ACCEPT\n"); - (void)BIO_flush(bio_s_out); if (rev) server_cb = rev_body; else if (www) @@ -1951,12 +2155,14 @@ int s_server_main(int argc, char *argv[]) && unlink_unix_path) unlink(host); #endif - do_server(&accept_socket, host, port, socket_family, socket_type, - server_cb, context, naccept); + do_server(&accept_socket, host, port, socket_family, socket_type, protocol, + server_cb, context, naccept, bio_s_out); print_stats(bio_s_out, ctx); ret = 0; end: SSL_CTX_free(ctx); + SSL_SESSION_free(psksess); + set_keylog_file(NULL, NULL); X509_free(s_cert); sk_X509_CRL_pop_free(crls, X509_CRL_free); X509_free(s_dcert); @@ -1983,6 +2189,7 @@ int s_server_main(int argc, char *argv[]) ssl_excert_free(exc); sk_OPENSSL_STRING_free(ssl_args); SSL_CONF_CTX_free(cctx); + release_engine(engine); BIO_free(bio_s_out); bio_s_out = NULL; BIO_free(bio_s_msg); @@ -1990,7 +2197,7 @@ int s_server_main(int argc, char *argv[]) #ifdef CHARSET_EBCDIC BIO_meth_free(methods_ebcdic); #endif - return (ret); + return ret; } static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) @@ -2021,7 +2228,7 @@ static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) SSL_CTX_sess_get_cache_size(ssl_ctx)); } -static int sv_body(int s, int stype, unsigned char *context) +static int sv_body(int s, int stype, int prot, unsigned char *context) { char *buf = NULL; fd_set readfds; @@ -2031,10 +2238,15 @@ static int sv_body(int s, int stype, unsigned char *context) SSL *con = NULL; BIO *sbio; struct timeval timeout; -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) - struct timeval tv; -#else +#if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)) struct timeval *timeoutp; +#endif +#ifndef OPENSSL_NO_DTLS +# ifndef OPENSSL_NO_SCTP + int isdtls = (stype == SOCK_DGRAM || prot == IPPROTO_SCTP); +# else + int isdtls = (stype == SOCK_DGRAM); +# endif #endif buf = app_malloc(bufsize, "server buffer"); @@ -2045,31 +2257,38 @@ static int sv_body(int s, int stype, unsigned char *context) BIO_printf(bio_err, "Turned on non blocking io\n"); } + con = SSL_new(ctx); if (con == NULL) { - con = SSL_new(ctx); + ret = -1; + goto err; + } - if (s_tlsextdebug) { - SSL_set_tlsext_debug_callback(con, tlsext_cb); - SSL_set_tlsext_debug_arg(con, bio_s_out); - } + if (s_tlsextdebug) { + SSL_set_tlsext_debug_callback(con, tlsext_cb); + SSL_set_tlsext_debug_arg(con, bio_s_out); + } - if (context - && !SSL_set_session_id_context(con, - context, strlen((char *)context))) { - BIO_printf(bio_err, "Error setting session id context\n"); - ret = -1; - goto err; - } + if (context != NULL + && !SSL_set_session_id_context(con, context, + strlen((char *)context))) { + BIO_printf(bio_err, "Error setting session id context\n"); + ret = -1; + goto err; } + if (!SSL_clear(con)) { BIO_printf(bio_err, "Error clearing SSL connection\n"); ret = -1; goto err; } #ifndef OPENSSL_NO_DTLS - if (stype == SOCK_DGRAM) { - - sbio = BIO_new_dgram(s, BIO_NOCLOSE); + if (isdtls) { +# ifndef OPENSSL_NO_SCTP + if (prot == IPPROTO_SCTP) + sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE); + else +# endif + sbio = BIO_new_dgram(s, BIO_NOCLOSE); if (enable_timeouts) { timeout.tv_sec = 0; @@ -2100,12 +2319,21 @@ static int sv_body(int s, int stype, unsigned char *context) /* want to do MTU discovery */ BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); - /* turn on cookie exchange */ - SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE); +# ifndef OPENSSL_NO_SCTP + if (prot != IPPROTO_SCTP) +# endif + /* Turn on cookie exchange. Not necessary for SCTP */ + SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE); } else #endif sbio = BIO_new_socket(s, BIO_NOCLOSE); + if (sbio == NULL) { + BIO_printf(bio_err, "Unable to create BIO\n"); + ERR_print_errors(bio_err); + goto err; + } + if (s_nbio_test) { BIO *test; @@ -2136,7 +2364,53 @@ static int sv_body(int s, int stype, unsigned char *context) SSL_set_tlsext_debug_arg(con, bio_s_out); } - width = s + 1; + if (early_data) { + int write_header = 1, edret = SSL_READ_EARLY_DATA_ERROR; + size_t readbytes; + + while (edret != SSL_READ_EARLY_DATA_FINISH) { + for (;;) { + edret = SSL_read_early_data(con, buf, bufsize, &readbytes); + if (edret != SSL_READ_EARLY_DATA_ERROR) + break; + + switch (SSL_get_error(con, 0)) { + case SSL_ERROR_WANT_WRITE: + case SSL_ERROR_WANT_ASYNC: + case SSL_ERROR_WANT_READ: + /* Just keep trying - busy waiting */ + continue; + default: + BIO_printf(bio_err, "Error reading early data\n"); + ERR_print_errors(bio_err); + goto err; + } + } + if (readbytes > 0) { + if (write_header) { + BIO_printf(bio_s_out, "Early data received:\n"); + write_header = 0; + } + raw_write_stdout(buf, (unsigned int)readbytes); + (void)BIO_flush(bio_s_out); + } + } + if (write_header) { + if (SSL_get_early_data_status(con) == SSL_EARLY_DATA_NOT_SENT) + BIO_printf(bio_s_out, "No early data received\n"); + else + BIO_printf(bio_s_out, "Early data was rejected\n"); + } else { + BIO_printf(bio_s_out, "\nEnd of early data\n"); + } + if (SSL_is_init_finished(con)) + print_connection_info(con); + } + + if (fileno_stdin() > s) + width = fileno_stdin() + 1; + else + width = s + 1; for (;;) { int read_from_terminal; int read_from_sslcon; @@ -2148,7 +2422,7 @@ static int sv_body(int s, int stype, unsigned char *context) if (!read_from_sslcon) { FD_ZERO(&readfds); #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) - openssl_fdset(fileno(stdin), &readfds); + openssl_fdset(fileno_stdin(), &readfds); #endif openssl_fdset(s, &readfds); /* @@ -2165,30 +2439,27 @@ static int sv_body(int s, int stype, unsigned char *context) * second and check for any keypress. In a proper Windows * application we wouldn't do this because it is inefficient. */ - tv.tv_sec = 1; - tv.tv_usec = 0; - i = select(width, (void *)&readfds, NULL, NULL, &tv); + timeout.tv_sec = 1; + timeout.tv_usec = 0; + i = select(width, (void *)&readfds, NULL, NULL, &timeout); if (has_stdin_waiting()) read_from_terminal = 1; if ((i < 0) || (!i && !read_from_terminal)) continue; #else - if ((SSL_version(con) == DTLS1_VERSION) && - DTLSv1_get_timeout(con, &timeout)) + if (SSL_is_dtls(con) && DTLSv1_get_timeout(con, &timeout)) timeoutp = &timeout; else timeoutp = NULL; i = select(width, (void *)&readfds, NULL, NULL, timeoutp); - if ((SSL_version(con) == DTLS1_VERSION) - && DTLSv1_handle_timeout(con) > 0) { + if ((SSL_is_dtls(con)) && DTLSv1_handle_timeout(con) > 0) BIO_printf(bio_err, "TIMEOUT occurred\n"); - } if (i <= 0) continue; - if (FD_ISSET(fileno(stdin), &readfds)) + if (FD_ISSET(fileno_stdin(), &readfds)) read_from_terminal = 1; #endif if (FD_ISSET(s, &readfds)) @@ -2213,8 +2484,10 @@ static int sv_body(int s, int stype, unsigned char *context) } } assert(lf_num == 0); - } else + } else { i = raw_read_stdin(buf, bufsize); + } + if (!s_quiet && !s_brief) { if ((i <= 0) || (buf[0] == 'Q')) { BIO_printf(bio_s_out, "DONE\n"); @@ -2248,9 +2521,6 @@ static int sv_body(int s, int stype, unsigned char *context) printf("SSL_do_handshake -> %d\n", i); i = 0; /* 13; */ continue; - /* - * strcpy(buf,"server side RE-NEGOTIATE\n"); - */ } if ((buf[0] == 'R') && ((buf[1] == '\n') || (buf[1] == '\r'))) { SSL_set_verify(con, @@ -2261,10 +2531,29 @@ static int sv_body(int s, int stype, unsigned char *context) printf("SSL_do_handshake -> %d\n", i); i = 0; /* 13; */ continue; - /* - * strcpy(buf,"server side RE-NEGOTIATE asking for client - * cert\n"); - */ + } + if ((buf[0] == 'K' || buf[0] == 'k') + && ((buf[1] == '\n') || (buf[1] == '\r'))) { + SSL_key_update(con, buf[0] == 'K' ? + SSL_KEY_UPDATE_REQUESTED + : SSL_KEY_UPDATE_NOT_REQUESTED); + i = SSL_do_handshake(con); + printf("SSL_do_handshake -> %d\n", i); + i = 0; + continue; + } + if (buf[0] == 'c' && ((buf[1] == '\n') || (buf[1] == '\r'))) { + SSL_set_verify(con, SSL_VERIFY_PEER, NULL); + i = SSL_verify_client_post_handshake(con); + if (i == 0) { + printf("Failed to initiate request\n"); + ERR_print_errors(bio_err); + } else { + i = SSL_do_handshake(con); + printf("SSL_do_handshake -> %d\n", i); + i = 0; + } + continue; } if (buf[0] == 'P') { static const char *str = "Lets print some clear text\n"; @@ -2281,12 +2570,10 @@ static int sv_body(int s, int stype, unsigned char *context) for (;;) { /* should do a select for the write */ #ifdef RENEG - { - static count = 0; - if (++count == 100) { - count = 0; - SSL_renegotiate(con); - } + static count = 0; + if (++count == 100) { + count = 0; + SSL_renegotiate(con); } #endif k = SSL_write(con, &(buf[l]), (unsigned int)i); @@ -2428,10 +2715,7 @@ static int sv_body(int s, int stype, unsigned char *context) } BIO_printf(bio_s_out, "CONNECTION CLOSED\n"); OPENSSL_clear_free(buf, bufsize); - if (ret >= 0) - BIO_printf(bio_s_out, "ACCEPT\n"); - (void)BIO_flush(bio_s_out); - return (ret); + return ret; } static void close_accept_socket(void) @@ -2442,95 +2726,107 @@ static void close_accept_socket(void) } } +static int is_retryable(SSL *con, int i) +{ + int err = SSL_get_error(con, i); + + /* If it's not a fatal error, it must be retryable */ + return (err != SSL_ERROR_SSL) + && (err != SSL_ERROR_SYSCALL) + && (err != SSL_ERROR_ZERO_RETURN); +} + static int init_ssl_connection(SSL *con) { int i; - const char *str; - X509 *peer; long verify_err; - char buf[BUFSIZ]; -#if !defined(OPENSSL_NO_NEXTPROTONEG) - const unsigned char *next_proto_neg; - unsigned next_proto_neg_len; -#endif - unsigned char *exportedkeymat; int retry = 0; -#ifndef OPENSSL_NO_DTLS - if (dtlslisten) { + if (dtlslisten || stateless) { BIO_ADDR *client = NULL; - if ((client = BIO_ADDR_new()) == NULL) { - BIO_printf(bio_err, "ERROR - memory\n"); - return 0; + if (dtlslisten) { + if ((client = BIO_ADDR_new()) == NULL) { + BIO_printf(bio_err, "ERROR - memory\n"); + return 0; + } + i = DTLSv1_listen(con, client); + } else { + i = SSL_stateless(con); } - i = DTLSv1_listen(con, client); if (i > 0) { BIO *wbio; int fd = -1; - wbio = SSL_get_wbio(con); - if (wbio) { - BIO_get_fd(wbio, &fd); - } + if (dtlslisten) { + wbio = SSL_get_wbio(con); + if (wbio) { + BIO_get_fd(wbio, &fd); + } + + if (!wbio || BIO_connect(fd, client, 0) == 0) { + BIO_printf(bio_err, "ERROR - unable to connect\n"); + BIO_ADDR_free(client); + return 0; + } - if (!wbio || BIO_connect(fd, client, 0) == 0) { - BIO_printf(bio_err, "ERROR - unable to connect\n"); + (void)BIO_ctrl_set_connected(wbio, client); BIO_ADDR_free(client); - return 0; + dtlslisten = 0; + } else { + stateless = 0; } - BIO_ADDR_free(client); - dtlslisten = 0; i = SSL_accept(con); } else { BIO_ADDR_free(client); } - } else -#endif - - do { - i = SSL_accept(con); + } else { + do { + i = SSL_accept(con); - if (i <= 0) - retry = BIO_sock_should_retry(i); + if (i <= 0) + retry = is_retryable(con, i); #ifdef CERT_CB_TEST_RETRY - { - while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP - && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) { - BIO_printf(bio_err, - "LOOKUP from certificate callback during accept\n"); - i = SSL_accept(con); - if (i <= 0) - retry = BIO_sock_should_retry(i); + { + while (i <= 0 + && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP + && SSL_get_state(con) == TLS_ST_SR_CLNT_HELLO) { + BIO_printf(bio_err, + "LOOKUP from certificate callback during accept\n"); + i = SSL_accept(con); + if (i <= 0) + retry = is_retryable(con, i); + } } - } #endif #ifndef OPENSSL_NO_SRP - while (i <= 0 && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) { - BIO_printf(bio_s_out, "LOOKUP during accept %s\n", - srp_callback_parm.login); - SRP_user_pwd_free(srp_callback_parm.user); - srp_callback_parm.user = - SRP_VBASE_get1_by_user(srp_callback_parm.vb, - srp_callback_parm.login); - if (srp_callback_parm.user) - BIO_printf(bio_s_out, "LOOKUP done %s\n", - srp_callback_parm.user->info); - else - BIO_printf(bio_s_out, "LOOKUP not successful\n"); - i = SSL_accept(con); - if (i <= 0) - retry = BIO_sock_should_retry(i); - } + while (i <= 0 + && SSL_get_error(con, i) == SSL_ERROR_WANT_X509_LOOKUP) { + BIO_printf(bio_s_out, "LOOKUP during accept %s\n", + srp_callback_parm.login); + SRP_user_pwd_free(srp_callback_parm.user); + srp_callback_parm.user = + SRP_VBASE_get1_by_user(srp_callback_parm.vb, + srp_callback_parm.login); + if (srp_callback_parm.user) + BIO_printf(bio_s_out, "LOOKUP done %s\n", + srp_callback_parm.user->info); + else + BIO_printf(bio_s_out, "LOOKUP not successful\n"); + i = SSL_accept(con); + if (i <= 0) + retry = is_retryable(con, i); + } #endif - } while (i < 0 && SSL_waiting_for_async(con)); + } while (i < 0 && SSL_waiting_for_async(con)); + } if (i <= 0) { - if ((dtlslisten && i == 0) - || (!dtlslisten && retry)) { + if (((dtlslisten || stateless) && i == 0) + || (!dtlslisten && !stateless && retry)) { BIO_printf(bio_s_out, "DELAY\n"); - return (1); + return 1; } BIO_printf(bio_err, "ERROR\n"); @@ -2542,9 +2838,25 @@ static int init_ssl_connection(SSL *con) } /* Always print any error messages */ ERR_print_errors(bio_err); - return (0); + return 0; } + print_connection_info(con); + return 1; +} + +static void print_connection_info(SSL *con) +{ + const char *str; + X509 *peer; + char buf[BUFSIZ]; +#if !defined(OPENSSL_NO_NEXTPROTONEG) + const unsigned char *next_proto_neg; + unsigned next_proto_neg_len; +#endif + unsigned char *exportedkeymat; + int i; + if (s_brief) print_ssl_summary(con); @@ -2554,22 +2866,20 @@ static int init_ssl_connection(SSL *con) if (peer != NULL) { BIO_printf(bio_s_out, "Client certificate\n"); PEM_write_bio_X509(bio_s_out, peer); - X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf); - BIO_printf(bio_s_out, "subject=%s\n", buf); - X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf); - BIO_printf(bio_s_out, "issuer=%s\n", buf); + dump_cert_text(bio_s_out, peer); X509_free(peer); peer = NULL; } - if (SSL_get_shared_ciphers(con, buf, sizeof buf) != NULL) + if (SSL_get_shared_ciphers(con, buf, sizeof(buf)) != NULL) BIO_printf(bio_s_out, "Shared ciphers:%s\n", buf); str = SSL_CIPHER_get_name(SSL_get_current_cipher(con)); ssl_print_sigalgs(bio_s_out, con); #ifndef OPENSSL_NO_EC ssl_print_point_formats(bio_s_out, con); - ssl_print_curves(bio_s_out, con, 0); + ssl_print_groups(bio_s_out, con, 0); #endif + print_ca_names(bio_s_out, con); BIO_printf(bio_s_out, "CIPHER is %s\n", (str != NULL) ? str : "(NONE)"); #if !defined(OPENSSL_NO_NEXTPROTONEG) @@ -2594,6 +2904,9 @@ static int init_ssl_connection(SSL *con) BIO_printf(bio_s_out, "Reused session-id\n"); BIO_printf(bio_s_out, "Secure Renegotiation IS%s supported\n", SSL_get_secure_renegotiation_support(con) ? "" : " NOT"); + if ((SSL_get_options(con) & SSL_OP_NO_RENEGOTIATION)) + BIO_printf(bio_s_out, "Renegotiation is DISABLED\n"); + if (keymatexportlabel != NULL) { BIO_printf(bio_s_out, "Keying material exporter:\n"); BIO_printf(bio_s_out, " Label: '%s'\n", keymatexportlabel); @@ -2614,8 +2927,7 @@ static int init_ssl_connection(SSL *con) OPENSSL_free(exportedkeymat); } - (void)BIO_flush(bio_s_out); - return (1); + (void)BIO_flush(bio_s_out); } #ifndef OPENSSL_NO_DH @@ -2629,11 +2941,11 @@ static DH *load_dh_param(const char *dhfile) ret = PEM_read_bio_DHparams(bio, NULL, NULL, NULL); err: BIO_free(bio); - return (ret); + return ret; } #endif -static int www_body(int s, int stype, unsigned char *context) +static int www_body(int s, int stype, int prot, unsigned char *context) { char *buf = NULL; int ret = 1; @@ -2675,9 +2987,12 @@ static int www_body(int s, int stype, unsigned char *context) SSL_set_tlsext_debug_arg(con, bio_s_out); } - if (context && !SSL_set_session_id_context(con, context, - strlen((char *)context))) + if (context != NULL + && !SSL_set_session_id_context(con, context, + strlen((char *)context))) { + SSL_free(con); goto err; + } sbio = BIO_new_socket(s, BIO_NOCLOSE); if (s_nbio_test) { @@ -2689,7 +3004,7 @@ static int www_body(int s, int stype, unsigned char *context) SSL_set_bio(con, sbio, sbio); SSL_set_accept_state(con); - /* SSL_set_fd(con,s); */ + /* No need to free |con| after this. Done by BIO_free(ssl_bio) */ BIO_set_ssl(ssl_bio, con, BIO_CLOSE); BIO_push(io, ssl_bio); #ifdef CHARSET_EBCDIC @@ -2773,7 +3088,8 @@ static int www_body(int s, int stype, unsigned char *context) openssl_fdset(s, &readfds); i = select(width, (void *)&readfds, NULL, NULL, NULL); if (i <= 0 || !FD_ISSET(s, &readfds)) { - BIO_printf(bio_s_out, "Error waiting for client response\n"); + BIO_printf(bio_s_out, + "Error waiting for client response\n"); ERR_print_errors(bio_err); goto err; } @@ -2853,8 +3169,9 @@ static int www_body(int s, int stype, unsigned char *context) } ssl_print_sigalgs(io, con); #ifndef OPENSSL_NO_EC - ssl_print_curves(io, con, 0); + ssl_print_groups(io, con, 0); #endif + print_ca_names(io, con); BIO_printf(io, (SSL_session_reused(con) ? "---\nReused, " : "---\nNew, ")); c = SSL_get_current_cipher(con); @@ -2871,9 +3188,10 @@ static int www_body(int s, int stype, unsigned char *context) PEM_write_bio_X509(io, peer); X509_free(peer); peer = NULL; - } else + } else { BIO_puts(io, "no client certificate available\n"); - BIO_puts(io, "\r\n\r\n"); + } + BIO_puts(io, "\r\n\r\n"); break; } else if ((www == 2 || www == 3) && (strncmp("GET /", buf, 5) == 0)) { @@ -2972,16 +3290,15 @@ static int www_body(int s, int stype, unsigned char *context) for (j = 0; j < i;) { #ifdef RENEG - { - static count = 0; - if (++count == 13) { - SSL_renegotiate(con); - } + static count = 0; + if (++count == 13) { + SSL_renegotiate(con); } #endif k = BIO_write(io, &(buf[j]), i - j); if (k <= 0) { - if (!BIO_should_retry(io) && !SSL_waiting_for_async(con)) + if (!BIO_should_retry(io) + && !SSL_waiting_for_async(con)) goto write_error; else { BIO_printf(bio_s_out, "rwrite W BLOCK\n"); @@ -3010,14 +3327,12 @@ static int www_body(int s, int stype, unsigned char *context) SSL_set_shutdown(con, SSL_SENT_SHUTDOWN | SSL_RECEIVED_SHUTDOWN); err: - if (ret >= 0) - BIO_printf(bio_s_out, "ACCEPT\n"); OPENSSL_free(buf); BIO_free_all(io); - return (ret); + return ret; } -static int rev_body(int s, int stype, unsigned char *context) +static int rev_body(int s, int stype, int prot, unsigned char *context) { char *buf = NULL; int i; @@ -3042,8 +3357,10 @@ static int rev_body(int s, int stype, unsigned char *context) SSL_set_tlsext_debug_callback(con, tlsext_cb); SSL_set_tlsext_debug_arg(con, bio_s_out); } - if (context && !SSL_set_session_id_context(con, context, - strlen((char *)context))) { + if (context != NULL + && !SSL_set_session_id_context(con, context, + strlen((char *)context))) { + SSL_free(con); ERR_print_errors(bio_err); goto err; } @@ -3052,6 +3369,7 @@ static int rev_body(int s, int stype, unsigned char *context) SSL_set_bio(con, sbio, sbio); SSL_set_accept_state(con); + /* No need to free |con| after this. Done by BIO_free(ssl_bio) */ BIO_set_ssl(ssl_bio, con, BIO_CLOSE); BIO_push(io, ssl_bio); #ifdef CHARSET_EBCDIC @@ -3166,11 +3484,11 @@ static int rev_body(int s, int stype, unsigned char *context) OPENSSL_free(buf); BIO_free_all(io); - return (ret); + return ret; } #define MAX_SESSION_ID_ATTEMPTS 10 -static int generate_session_id(const SSL *ssl, unsigned char *id, +static int generate_session_id(SSL *ssl, unsigned char *id, unsigned int *id_len) { unsigned int count = 0; @@ -3311,4 +3629,4 @@ static void free_sessions(void) first = NULL; } -#endif /* OPENSSL_NO_SOCK */ +#endif /* OPENSSL_NO_SOCK */