mirror of
https://github.com/openssl/openssl.git
synced 2024-12-16 21:43:42 +08:00
7524c52017
Reviewed-by: Richard Levitte <levitte@openssl.org> Reviewed-by: Rich Salz <rsalz@openssl.org> (Merged from https://github.com/openssl/openssl/pull/1945)
2766 lines
89 KiB
C
2766 lines
89 KiB
C
/*
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* Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the OpenSSL license (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/* ====================================================================
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* Copyright 2005 Nokia. All rights reserved.
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*
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* The portions of the attached software ("Contribution") is developed by
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* Nokia Corporation and is licensed pursuant to the OpenSSL open source
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* license.
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*
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* The Contribution, originally written by Mika Kousa and Pasi Eronen of
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* Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites
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* support (see RFC 4279) to OpenSSL.
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*
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* No patent licenses or other rights except those expressly stated in
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* the OpenSSL open source license shall be deemed granted or received
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* expressly, by implication, estoppel, or otherwise.
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*
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* No assurances are provided by Nokia that the Contribution does not
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* infringe the patent or other intellectual property rights of any third
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* party or that the license provides you with all the necessary rights
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* to make use of the Contribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN
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* ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA
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* SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY
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* OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR
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* OTHERWISE.
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*/
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#include <ctype.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <openssl/e_os2.h>
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#ifndef OPENSSL_NO_SOCK
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/*
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* With IPv6, it looks like Digital has mixed up the proper order of
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* recursive header file inclusion, resulting in the compiler complaining
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* that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is
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* needed to have fileno() declared correctly... So let's define u_int
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*/
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#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT)
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# define __U_INT
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typedef unsigned int u_int;
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#endif
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#define USE_SOCKETS
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#include "apps.h"
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#include <openssl/x509.h>
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#include <openssl/ssl.h>
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#include <openssl/err.h>
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#include <openssl/pem.h>
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#include <openssl/rand.h>
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#include <openssl/ocsp.h>
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#include <openssl/bn.h>
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#include <openssl/async.h>
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#ifndef OPENSSL_NO_SRP
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# include <openssl/srp.h>
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#endif
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#ifndef OPENSSL_NO_CT
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# include <openssl/ct.h>
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#endif
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#include "s_apps.h"
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#include "timeouts.h"
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#if defined(__has_feature)
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# if __has_feature(memory_sanitizer)
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# include <sanitizer/msan_interface.h>
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# endif
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#endif
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#undef BUFSIZZ
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#define BUFSIZZ 1024*8
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#define S_CLIENT_IRC_READ_TIMEOUT 8
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static char *prog;
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static int c_debug = 0;
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static int c_showcerts = 0;
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static char *keymatexportlabel = NULL;
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static int keymatexportlen = 20;
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static BIO *bio_c_out = NULL;
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static int c_quiet = 0;
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static void print_stuff(BIO *berr, SSL *con, int full);
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#ifndef OPENSSL_NO_OCSP
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static int ocsp_resp_cb(SSL *s, void *arg);
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#endif
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static int saved_errno;
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static void save_errno(void)
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{
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saved_errno = errno;
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errno = 0;
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}
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static int restore_errno(void)
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{
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int ret = errno;
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errno = saved_errno;
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return ret;
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}
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static void do_ssl_shutdown(SSL *ssl)
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{
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int ret;
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do {
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/* We only do unidirectional shutdown */
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ret = SSL_shutdown(ssl);
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if (ret < 0) {
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switch (SSL_get_error(ssl, ret)) {
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case SSL_ERROR_WANT_READ:
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case SSL_ERROR_WANT_WRITE:
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case SSL_ERROR_WANT_ASYNC:
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case SSL_ERROR_WANT_ASYNC_JOB:
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/* We just do busy waiting. Nothing clever */
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continue;
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}
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ret = 0;
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}
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} while (ret < 0);
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}
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#ifndef OPENSSL_NO_PSK
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/* Default PSK identity and key */
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static char *psk_identity = "Client_identity";
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/*
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* char *psk_key=NULL; by default PSK is not used
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*/
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static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity,
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unsigned int max_identity_len,
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unsigned char *psk,
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unsigned int max_psk_len)
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{
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int ret;
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long key_len;
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unsigned char *key;
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if (c_debug)
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BIO_printf(bio_c_out, "psk_client_cb\n");
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if (!hint) {
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/* no ServerKeyExchange message */
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if (c_debug)
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BIO_printf(bio_c_out,
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"NULL received PSK identity hint, continuing anyway\n");
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} else if (c_debug)
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BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint);
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/*
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* lookup PSK identity and PSK key based on the given identity hint here
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*/
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ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity);
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if (ret < 0 || (unsigned int)ret > max_identity_len)
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goto out_err;
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if (c_debug)
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BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity,
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ret);
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/* convert the PSK key to binary */
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key = OPENSSL_hexstr2buf(psk_key, &key_len);
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if (key == NULL) {
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BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n",
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psk_key);
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return 0;
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}
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if (key_len > max_psk_len) {
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BIO_printf(bio_err,
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"psk buffer of callback is too small (%d) for key (%ld)\n",
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max_psk_len, key_len);
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OPENSSL_free(key);
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return 0;
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}
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memcpy(psk, key, key_len);
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OPENSSL_free(key);
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if (c_debug)
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BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len);
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return key_len;
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out_err:
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if (c_debug)
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BIO_printf(bio_err, "Error in PSK client callback\n");
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return 0;
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}
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#endif
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/* This is a context that we pass to callbacks */
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typedef struct tlsextctx_st {
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BIO *biodebug;
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int ack;
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} tlsextctx;
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static int ssl_servername_cb(SSL *s, int *ad, void *arg)
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{
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tlsextctx *p = (tlsextctx *) arg;
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const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name);
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if (SSL_get_servername_type(s) != -1)
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p->ack = !SSL_session_reused(s) && hn != NULL;
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else
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BIO_printf(bio_err, "Can't use SSL_get_servername\n");
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return SSL_TLSEXT_ERR_OK;
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}
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#ifndef OPENSSL_NO_SRP
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/* This is a context that we pass to all callbacks */
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typedef struct srp_arg_st {
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char *srppassin;
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char *srplogin;
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int msg; /* copy from c_msg */
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int debug; /* copy from c_debug */
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int amp; /* allow more groups */
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int strength; /* minimal size for N */
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} SRP_ARG;
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# define SRP_NUMBER_ITERATIONS_FOR_PRIME 64
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static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g)
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{
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BN_CTX *bn_ctx = BN_CTX_new();
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BIGNUM *p = BN_new();
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BIGNUM *r = BN_new();
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int ret =
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g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) &&
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BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
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p != NULL && BN_rshift1(p, N) &&
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/* p = (N-1)/2 */
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BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 &&
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r != NULL &&
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/* verify g^((N-1)/2) == -1 (mod N) */
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BN_mod_exp(r, g, p, N, bn_ctx) &&
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BN_add_word(r, 1) && BN_cmp(r, N) == 0;
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BN_free(r);
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BN_free(p);
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BN_CTX_free(bn_ctx);
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return ret;
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}
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/*-
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* This callback is used here for two purposes:
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* - extended debugging
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* - making some primality tests for unknown groups
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* The callback is only called for a non default group.
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*
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* An application does not need the call back at all if
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* only the standard groups are used. In real life situations,
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* client and server already share well known groups,
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* thus there is no need to verify them.
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* Furthermore, in case that a server actually proposes a group that
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* is not one of those defined in RFC 5054, it is more appropriate
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* to add the group to a static list and then compare since
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* primality tests are rather cpu consuming.
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*/
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static int ssl_srp_verify_param_cb(SSL *s, void *arg)
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{
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SRP_ARG *srp_arg = (SRP_ARG *)arg;
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BIGNUM *N = NULL, *g = NULL;
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if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL))
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return 0;
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if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) {
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BIO_printf(bio_err, "SRP parameters:\n");
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BIO_printf(bio_err, "\tN=");
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BN_print(bio_err, N);
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BIO_printf(bio_err, "\n\tg=");
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BN_print(bio_err, g);
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BIO_printf(bio_err, "\n");
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}
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if (SRP_check_known_gN_param(g, N))
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return 1;
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if (srp_arg->amp == 1) {
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if (srp_arg->debug)
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BIO_printf(bio_err,
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"SRP param N and g are not known params, going to check deeper.\n");
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/*
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* The srp_moregroups is a real debugging feature. Implementors
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* should rather add the value to the known ones. The minimal size
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* has already been tested.
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*/
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if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g))
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return 1;
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}
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BIO_printf(bio_err, "SRP param N and g rejected.\n");
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return 0;
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}
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# define PWD_STRLEN 1024
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static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg)
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{
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SRP_ARG *srp_arg = (SRP_ARG *)arg;
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char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer");
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PW_CB_DATA cb_tmp;
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int l;
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cb_tmp.password = (char *)srp_arg->srppassin;
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cb_tmp.prompt_info = "SRP user";
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if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) {
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BIO_printf(bio_err, "Can't read Password\n");
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OPENSSL_free(pass);
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return NULL;
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}
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*(pass + l) = '\0';
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return pass;
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}
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#endif
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static char *srtp_profiles = NULL;
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#ifndef OPENSSL_NO_NEXTPROTONEG
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/* This the context that we pass to next_proto_cb */
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typedef struct tlsextnextprotoctx_st {
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unsigned char *data;
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size_t len;
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int status;
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} tlsextnextprotoctx;
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static tlsextnextprotoctx next_proto;
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static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen,
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const unsigned char *in, unsigned int inlen,
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void *arg)
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{
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tlsextnextprotoctx *ctx = arg;
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if (!c_quiet) {
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/* We can assume that |in| is syntactically valid. */
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unsigned i;
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BIO_printf(bio_c_out, "Protocols advertised by server: ");
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for (i = 0; i < inlen;) {
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if (i)
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BIO_write(bio_c_out, ", ", 2);
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BIO_write(bio_c_out, &in[i + 1], in[i]);
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i += in[i] + 1;
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}
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BIO_write(bio_c_out, "\n", 1);
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}
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ctx->status =
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SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len);
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return SSL_TLSEXT_ERR_OK;
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}
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#endif /* ndef OPENSSL_NO_NEXTPROTONEG */
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static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type,
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const unsigned char *in, size_t inlen,
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int *al, void *arg)
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{
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char pem_name[100];
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unsigned char ext_buf[4 + 65536];
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|
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/* Reconstruct the type/len fields prior to extension data */
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ext_buf[0] = ext_type >> 8;
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ext_buf[1] = ext_type & 0xFF;
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ext_buf[2] = inlen >> 8;
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ext_buf[3] = inlen & 0xFF;
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memcpy(ext_buf + 4, in, inlen);
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BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d",
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ext_type);
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PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen);
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return 1;
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}
|
|
|
|
/*
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* Hex decoder that tolerates optional whitespace. Returns number of bytes
|
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* produced, advances inptr to end of input string.
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|
*/
|
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static ossl_ssize_t hexdecode(const char **inptr, void *result)
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|
{
|
|
unsigned char **out = (unsigned char **)result;
|
|
const char *in = *inptr;
|
|
unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode");
|
|
unsigned char *cp = ret;
|
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uint8_t byte;
|
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int nibble = 0;
|
|
|
|
if (ret == NULL)
|
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return -1;
|
|
|
|
for (byte = 0; *in; ++in) {
|
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int x;
|
|
|
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if (isspace(_UC(*in)))
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continue;
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x = OPENSSL_hexchar2int(*in);
|
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if (x < 0) {
|
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OPENSSL_free(ret);
|
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return 0;
|
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}
|
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byte |= (char)x;
|
|
if ((nibble ^= 1) == 0) {
|
|
*cp++ = byte;
|
|
byte = 0;
|
|
} else {
|
|
byte <<= 4;
|
|
}
|
|
}
|
|
if (nibble != 0) {
|
|
OPENSSL_free(ret);
|
|
return 0;
|
|
}
|
|
*inptr = in;
|
|
|
|
return cp - (*out = ret);
|
|
}
|
|
|
|
/*
|
|
* Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances
|
|
* inptr to next field skipping leading whitespace.
|
|
*/
|
|
static ossl_ssize_t checked_uint8(const char **inptr, void *out)
|
|
{
|
|
uint8_t *result = (uint8_t *)out;
|
|
const char *in = *inptr;
|
|
char *endp;
|
|
long v;
|
|
int e;
|
|
|
|
save_errno();
|
|
v = strtol(in, &endp, 10);
|
|
e = restore_errno();
|
|
|
|
if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) ||
|
|
endp == in || !isspace(_UC(*endp)) ||
|
|
v != (*result = (uint8_t) v)) {
|
|
return -1;
|
|
}
|
|
for (in = endp; isspace(_UC(*in)); ++in)
|
|
continue;
|
|
|
|
*inptr = in;
|
|
return 1;
|
|
}
|
|
|
|
struct tlsa_field {
|
|
void *var;
|
|
const char *name;
|
|
ossl_ssize_t (*parser)(const char **, void *);
|
|
};
|
|
|
|
static int tlsa_import_rr(SSL *con, const char *rrdata)
|
|
{
|
|
/* Not necessary to re-init these values; the "parsers" do that. */
|
|
static uint8_t usage;
|
|
static uint8_t selector;
|
|
static uint8_t mtype;
|
|
static unsigned char *data;
|
|
static struct tlsa_field tlsa_fields[] = {
|
|
{ &usage, "usage", checked_uint8 },
|
|
{ &selector, "selector", checked_uint8 },
|
|
{ &mtype, "mtype", checked_uint8 },
|
|
{ &data, "data", hexdecode },
|
|
{ NULL, }
|
|
};
|
|
struct tlsa_field *f;
|
|
int ret;
|
|
const char *cp = rrdata;
|
|
ossl_ssize_t len = 0;
|
|
|
|
for (f = tlsa_fields; f->var; ++f) {
|
|
/* Returns number of bytes produced, advances cp to next field */
|
|
if ((len = f->parser(&cp, f->var)) <= 0) {
|
|
BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n",
|
|
prog, f->name, rrdata);
|
|
return 0;
|
|
}
|
|
}
|
|
/* The data field is last, so len is its length */
|
|
ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len);
|
|
OPENSSL_free(data);
|
|
|
|
if (ret == 0) {
|
|
ERR_print_errors(bio_err);
|
|
BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n",
|
|
prog, rrdata);
|
|
return 0;
|
|
}
|
|
if (ret < 0) {
|
|
ERR_print_errors(bio_err);
|
|
BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n",
|
|
prog, rrdata);
|
|
return 0;
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset)
|
|
{
|
|
int num = sk_OPENSSL_STRING_num(rrset);
|
|
int count = 0;
|
|
int i;
|
|
|
|
for (i = 0; i < num; ++i) {
|
|
char *rrdata = sk_OPENSSL_STRING_value(rrset, i);
|
|
if (tlsa_import_rr(con, rrdata) > 0)
|
|
++count;
|
|
}
|
|
return count > 0;
|
|
}
|
|
|
|
typedef enum OPTION_choice {
|
|
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
|
|
OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX,
|
|
OPT_XMPPHOST, OPT_VERIFY,
|
|
OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN,
|
|
OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET,
|
|
OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO,
|
|
OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF,
|
|
OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG,
|
|
OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG,
|
|
OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE,
|
|
#ifndef OPENSSL_NO_PSK
|
|
OPT_PSK_IDENTITY, OPT_PSK,
|
|
#endif
|
|
#ifndef OPENSSL_NO_SRP
|
|
OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER,
|
|
OPT_SRP_MOREGROUPS,
|
|
#endif
|
|
OPT_SSL3, OPT_SSL_CONFIG,
|
|
OPT_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1,
|
|
OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS,
|
|
OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH,
|
|
OPT_VERIFYCAPATH,
|
|
OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE,
|
|
OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN,
|
|
OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME,
|
|
OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST,
|
|
OPT_ASYNC, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF,
|
|
OPT_V_ENUM,
|
|
OPT_X_ENUM,
|
|
OPT_S_ENUM,
|
|
OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN,
|
|
#ifndef OPENSSL_NO_CT
|
|
OPT_CT, OPT_NOCT, OPT_CTLOG_FILE,
|
|
#endif
|
|
OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME
|
|
} OPTION_CHOICE;
|
|
|
|
const OPTIONS s_client_options[] = {
|
|
{"help", OPT_HELP, '-', "Display this summary"},
|
|
{"host", OPT_HOST, 's', "Use -connect instead"},
|
|
{"port", OPT_PORT, 'p', "Use -connect instead"},
|
|
{"connect", OPT_CONNECT, 's',
|
|
"TCP/IP where to connect (default is :" PORT ")"},
|
|
{"proxy", OPT_PROXY, 's',
|
|
"Connect to via specified proxy to the real server"},
|
|
#ifdef AF_UNIX
|
|
{"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"},
|
|
#endif
|
|
{"4", OPT_4, '-', "Use IPv4 only"},
|
|
#ifdef AF_INET6
|
|
{"6", OPT_6, '-', "Use IPv6 only"},
|
|
#endif
|
|
{"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"},
|
|
{"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"},
|
|
{"certform", OPT_CERTFORM, 'F',
|
|
"Certificate format (PEM or DER) PEM default"},
|
|
{"key", OPT_KEY, 's', "Private key file to use, if not in -cert file"},
|
|
{"keyform", OPT_KEYFORM, 'E', "Key format (PEM, DER or engine) PEM default"},
|
|
{"pass", OPT_PASS, 's', "Private key file pass phrase source"},
|
|
{"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"},
|
|
{"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"},
|
|
{"no-CAfile", OPT_NOCAFILE, '-',
|
|
"Do not load the default certificates file"},
|
|
{"no-CApath", OPT_NOCAPATH, '-',
|
|
"Do not load certificates from the default certificates directory"},
|
|
{"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"},
|
|
{"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's',
|
|
"DANE TLSA rrdata presentation form"},
|
|
{"dane_ee_no_namechecks", OPT_DANE_EE_NO_NAME, '-',
|
|
"Disable name checks when matching DANE-EE(3) TLSA records"},
|
|
{"reconnect", OPT_RECONNECT, '-',
|
|
"Drop and re-make the connection with the same Session-ID"},
|
|
{"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"},
|
|
{"debug", OPT_DEBUG, '-', "Extra output"},
|
|
{"msg", OPT_MSG, '-', "Show protocol messages"},
|
|
{"msgfile", OPT_MSGFILE, '>',
|
|
"File to send output of -msg or -trace, instead of stdout"},
|
|
{"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"},
|
|
{"state", OPT_STATE, '-', "Print the ssl states"},
|
|
{"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"},
|
|
{"quiet", OPT_QUIET, '-', "No s_client output"},
|
|
{"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"},
|
|
{"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"},
|
|
{"starttls", OPT_STARTTLS, 's',
|
|
"Use the appropriate STARTTLS command before starting TLS"},
|
|
{"xmpphost", OPT_XMPPHOST, 's',
|
|
"Host to use with \"-starttls xmpp[-server]\""},
|
|
{"rand", OPT_RAND, 's',
|
|
"Load the file(s) into the random number generator"},
|
|
{"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"},
|
|
{"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"},
|
|
{"use_srtp", OPT_USE_SRTP, 's',
|
|
"Offer SRTP key management with a colon-separated profile list"},
|
|
{"keymatexport", OPT_KEYMATEXPORT, 's',
|
|
"Export keying material using label"},
|
|
{"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p',
|
|
"Export len bytes of keying material (default 20)"},
|
|
{"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"},
|
|
{"name", OPT_SMTPHOST, 's',
|
|
"Hostname to use for \"-starttls lmtp\" or \"-starttls smtp\""},
|
|
{"CRL", OPT_CRL, '<', "CRL file to use"},
|
|
{"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"},
|
|
{"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, '-', "Restrict verify output to errors"},
|
|
{"brief", OPT_BRIEF, '-',
|
|
"Restrict output to brief summary of connection parameters"},
|
|
{"prexit", OPT_PREXIT, '-',
|
|
"Print session information when the program exits"},
|
|
{"security_debug", OPT_SECURITY_DEBUG, '-',
|
|
"Enable security debug messages"},
|
|
{"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-',
|
|
"Output more security debug output"},
|
|
{"cert_chain", OPT_CERT_CHAIN, '<',
|
|
"Certificate chain file (in PEM format)"},
|
|
{"chainCApath", OPT_CHAINCAPATH, '/',
|
|
"Use dir as certificate store path to build CA certificate chain"},
|
|
{"verifyCApath", OPT_VERIFYCAPATH, '/',
|
|
"Use dir as certificate store path to verify CA certificate"},
|
|
{"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"},
|
|
{"chainCAfile", OPT_CHAINCAFILE, '<',
|
|
"CA file for certificate chain (PEM format)"},
|
|
{"verifyCAfile", OPT_VERIFYCAFILE, '<',
|
|
"CA file for certificate verification (PEM format)"},
|
|
{"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"},
|
|
{"servername", OPT_SERVERNAME, 's',
|
|
"Set TLS extension servername in ClientHello"},
|
|
{"tlsextdebug", OPT_TLSEXTDEBUG, '-',
|
|
"Hex dump of all TLS extensions received"},
|
|
#ifndef OPENSSL_NO_OCSP
|
|
{"status", OPT_STATUS, '-', "Request certificate status from server"},
|
|
#endif
|
|
{"serverinfo", OPT_SERVERINFO, 's',
|
|
"types Send empty ClientHello extensions (comma-separated numbers)"},
|
|
{"alpn", OPT_ALPN, 's',
|
|
"Enable ALPN extension, considering named protocols supported (comma-separated list)"},
|
|
{"async", OPT_ASYNC, '-', "Support asynchronous operation"},
|
|
{"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"},
|
|
{"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n',
|
|
"Size used to split data for encrypt pipelines"},
|
|
{"max_pipelines", OPT_MAX_PIPELINES, 'n',
|
|
"Maximum number of encrypt/decrypt pipelines to be used"},
|
|
{"read_buf", OPT_READ_BUF, 'n',
|
|
"Default read buffer size to be used for connections"},
|
|
OPT_S_OPTIONS,
|
|
OPT_V_OPTIONS,
|
|
OPT_X_OPTIONS,
|
|
#ifndef OPENSSL_NO_SSL3
|
|
{"ssl3", OPT_SSL3, '-', "Just use SSLv3"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_TLS1
|
|
{"tls1", OPT_TLS1, '-', "Just use TLSv1"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_TLS1_1
|
|
{"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_TLS1_2
|
|
{"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_TLS1_3
|
|
{"tls1_3", OPT_TLS1_3, '-', "Just use TLSv1.3"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_DTLS
|
|
{"dtls", OPT_DTLS, '-', "Use any version of DTLS"},
|
|
{"timeout", OPT_TIMEOUT, '-',
|
|
"Enable send/receive timeout on DTLS connections"},
|
|
{"mtu", OPT_MTU, 'p', "Set the link layer MTU"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_DTLS1
|
|
{"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_DTLS1_2
|
|
{"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_SSL_TRACE
|
|
{"trace", OPT_TRACE, '-', "Show trace output of protocol messages"},
|
|
#endif
|
|
#ifdef WATT32
|
|
{"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"},
|
|
#endif
|
|
{"nbio", OPT_NBIO, '-', "Use non-blocking IO"},
|
|
#ifndef OPENSSL_NO_PSK
|
|
{"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"},
|
|
{"psk", OPT_PSK, 's', "PSK in hex (without 0x)"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_SRP
|
|
{"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"},
|
|
{"srppass", OPT_SRPPASS, 's', "Password for 'user'"},
|
|
{"srp_lateuser", OPT_SRP_LATEUSER, '-',
|
|
"SRP username into second ClientHello message"},
|
|
{"srp_moregroups", OPT_SRP_MOREGROUPS, '-',
|
|
"Tolerate other than the known g N values."},
|
|
{"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_NEXTPROTONEG
|
|
{"nextprotoneg", OPT_NEXTPROTONEG, 's',
|
|
"Enable NPN extension, considering named protocols supported (comma-separated list)"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
|
|
{"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's',
|
|
"Specify engine to be used for client certificate operations"},
|
|
#endif
|
|
#ifndef OPENSSL_NO_CT
|
|
{"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"},
|
|
{"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"},
|
|
{"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"},
|
|
#endif
|
|
{NULL, OPT_EOF, 0x00, NULL}
|
|
};
|
|
|
|
typedef enum PROTOCOL_choice {
|
|
PROTO_OFF,
|
|
PROTO_SMTP,
|
|
PROTO_POP3,
|
|
PROTO_IMAP,
|
|
PROTO_FTP,
|
|
PROTO_TELNET,
|
|
PROTO_XMPP,
|
|
PROTO_XMPP_SERVER,
|
|
PROTO_CONNECT,
|
|
PROTO_IRC,
|
|
PROTO_POSTGRES,
|
|
PROTO_LMTP
|
|
} PROTOCOL_CHOICE;
|
|
|
|
static const OPT_PAIR services[] = {
|
|
{"smtp", PROTO_SMTP},
|
|
{"pop3", PROTO_POP3},
|
|
{"imap", PROTO_IMAP},
|
|
{"ftp", PROTO_FTP},
|
|
{"xmpp", PROTO_XMPP},
|
|
{"xmpp-server", PROTO_XMPP_SERVER},
|
|
{"telnet", PROTO_TELNET},
|
|
{"irc", PROTO_IRC},
|
|
{"postgres", PROTO_POSTGRES},
|
|
{"lmtp", PROTO_LMTP},
|
|
{NULL, 0}
|
|
};
|
|
|
|
#define IS_INET_FLAG(o) \
|
|
(o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT)
|
|
#define IS_UNIX_FLAG(o) (o == OPT_UNIX)
|
|
|
|
#define IS_PROT_FLAG(o) \
|
|
(o == OPT_SSL3 || o == OPT_TLS1 || o == OPT_TLS1_1 || o == OPT_TLS1_2 \
|
|
|| o == OPT_TLS1_3 || o == OPT_DTLS || o == OPT_DTLS1 || o == OPT_DTLS1_2)
|
|
|
|
/* Free |*dest| and optionally set it to a copy of |source|. */
|
|
static void freeandcopy(char **dest, const char *source)
|
|
{
|
|
OPENSSL_free(*dest);
|
|
*dest = NULL;
|
|
if (source != NULL)
|
|
*dest = OPENSSL_strdup(source);
|
|
}
|
|
|
|
int s_client_main(int argc, char **argv)
|
|
{
|
|
BIO *sbio;
|
|
EVP_PKEY *key = NULL;
|
|
SSL *con = NULL;
|
|
SSL_CTX *ctx = NULL;
|
|
STACK_OF(X509) *chain = NULL;
|
|
X509 *cert = NULL;
|
|
X509_VERIFY_PARAM *vpm = NULL;
|
|
SSL_EXCERT *exc = NULL;
|
|
SSL_CONF_CTX *cctx = NULL;
|
|
STACK_OF(OPENSSL_STRING) *ssl_args = NULL;
|
|
char *dane_tlsa_domain = NULL;
|
|
STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL;
|
|
int dane_ee_no_name = 0;
|
|
STACK_OF(X509_CRL) *crls = NULL;
|
|
const SSL_METHOD *meth = TLS_client_method();
|
|
const char *CApath = NULL, *CAfile = NULL;
|
|
char *cbuf = NULL, *sbuf = NULL;
|
|
char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL;
|
|
char *cert_file = NULL, *key_file = NULL, *chain_file = NULL;
|
|
char *chCApath = NULL, *chCAfile = NULL, *host = NULL;
|
|
char *port = OPENSSL_strdup(PORT);
|
|
char *inrand = NULL;
|
|
char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL;
|
|
char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p;
|
|
char *xmpphost = NULL;
|
|
const char *ehlo = "mail.example.com";
|
|
struct timeval timeout, *timeoutp;
|
|
fd_set readfds, writefds;
|
|
int noCApath = 0, noCAfile = 0;
|
|
int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM;
|
|
int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0;
|
|
int prexit = 0;
|
|
int sdebug = 0;
|
|
int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0;
|
|
int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0;
|
|
int sbuf_len, sbuf_off, cmdletters = 1;
|
|
int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM;
|
|
int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0;
|
|
int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending;
|
|
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
|
int at_eof = 0;
|
|
#endif
|
|
int read_buf_len = 0;
|
|
int fallback_scsv = 0;
|
|
long randamt = 0;
|
|
OPTION_CHOICE o;
|
|
#ifndef OPENSSL_NO_DTLS
|
|
int enable_timeouts = 0;
|
|
long socket_mtu = 0;
|
|
#endif
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
ENGINE *ssl_client_engine = NULL;
|
|
#endif
|
|
ENGINE *e = NULL;
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
|
|
struct timeval tv;
|
|
#endif
|
|
char *servername = NULL;
|
|
const char *alpn_in = NULL;
|
|
tlsextctx tlsextcbp = { NULL, 0 };
|
|
const char *ssl_config = NULL;
|
|
#define MAX_SI_TYPES 100
|
|
unsigned short serverinfo_types[MAX_SI_TYPES];
|
|
int serverinfo_count = 0, start = 0, len;
|
|
#ifndef OPENSSL_NO_NEXTPROTONEG
|
|
const char *next_proto_neg_in = NULL;
|
|
#endif
|
|
#ifndef OPENSSL_NO_SRP
|
|
char *srppass = NULL;
|
|
int srp_lateuser = 0;
|
|
SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 };
|
|
#endif
|
|
#ifndef OPENSSL_NO_CT
|
|
char *ctlog_file = NULL;
|
|
int ct_validation = 0;
|
|
#endif
|
|
int min_version = 0, max_version = 0, prot_opt = 0, no_prot_opt = 0;
|
|
int async = 0;
|
|
unsigned int split_send_fragment = 0;
|
|
unsigned int max_pipelines = 0;
|
|
enum { use_inet, use_unix, use_unknown } connect_type = use_unknown;
|
|
int count4or6 = 0;
|
|
int c_nbio = 0, c_msg = 0, c_ign_eof = 0, c_brief = 0;
|
|
int c_tlsextdebug = 0;
|
|
#ifndef OPENSSL_NO_OCSP
|
|
int c_status_req = 0;
|
|
#endif
|
|
BIO *bio_c_msg = NULL;
|
|
|
|
FD_ZERO(&readfds);
|
|
FD_ZERO(&writefds);
|
|
/* Known false-positive of MemorySanitizer. */
|
|
#if defined(__has_feature)
|
|
# if __has_feature(memory_sanitizer)
|
|
__msan_unpoison(&readfds, sizeof(readfds));
|
|
__msan_unpoison(&writefds, sizeof(writefds));
|
|
# endif
|
|
#endif
|
|
|
|
prog = opt_progname(argv[0]);
|
|
c_quiet = 0;
|
|
c_debug = 0;
|
|
c_showcerts = 0;
|
|
c_nbio = 0;
|
|
vpm = X509_VERIFY_PARAM_new();
|
|
cctx = SSL_CONF_CTX_new();
|
|
|
|
if (vpm == NULL || cctx == NULL) {
|
|
BIO_printf(bio_err, "%s: out of memory\n", prog);
|
|
goto end;
|
|
}
|
|
|
|
cbuf = app_malloc(BUFSIZZ, "cbuf");
|
|
sbuf = app_malloc(BUFSIZZ, "sbuf");
|
|
mbuf = app_malloc(BUFSIZZ, "mbuf");
|
|
|
|
SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE);
|
|
|
|
prog = opt_init(argc, argv, s_client_options);
|
|
while ((o = opt_next()) != OPT_EOF) {
|
|
/* Check for intermixing flags. */
|
|
if (connect_type == use_unix && IS_INET_FLAG(o)) {
|
|
BIO_printf(bio_err,
|
|
"%s: Intermixed protocol flags (unix and internet domains)\n",
|
|
prog);
|
|
goto end;
|
|
}
|
|
if (connect_type == use_inet && IS_UNIX_FLAG(o)) {
|
|
BIO_printf(bio_err,
|
|
"%s: Intermixed protocol flags (internet and unix domains)\n",
|
|
prog);
|
|
goto end;
|
|
}
|
|
|
|
if (IS_PROT_FLAG(o) && ++prot_opt > 1) {
|
|
BIO_printf(bio_err, "Cannot supply multiple protocol flags\n");
|
|
goto end;
|
|
}
|
|
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_<prot>'\n");
|
|
goto end;
|
|
}
|
|
|
|
switch (o) {
|
|
case OPT_EOF:
|
|
case OPT_ERR:
|
|
opthelp:
|
|
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
|
|
goto end;
|
|
case OPT_HELP:
|
|
opt_help(s_client_options);
|
|
ret = 0;
|
|
goto end;
|
|
case OPT_4:
|
|
connect_type = use_inet;
|
|
socket_family = AF_INET;
|
|
count4or6++;
|
|
break;
|
|
#ifdef AF_INET6
|
|
case OPT_6:
|
|
connect_type = use_inet;
|
|
socket_family = AF_INET6;
|
|
count4or6++;
|
|
break;
|
|
#endif
|
|
case OPT_HOST:
|
|
connect_type = use_inet;
|
|
freeandcopy(&host, opt_arg());
|
|
break;
|
|
case OPT_PORT:
|
|
connect_type = use_inet;
|
|
freeandcopy(&port, opt_arg());
|
|
break;
|
|
case OPT_CONNECT:
|
|
connect_type = use_inet;
|
|
freeandcopy(&connectstr, opt_arg());
|
|
break;
|
|
case OPT_PROXY:
|
|
proxystr = opt_arg();
|
|
starttls_proto = PROTO_CONNECT;
|
|
break;
|
|
#ifdef AF_UNIX
|
|
case OPT_UNIX:
|
|
connect_type = use_unix;
|
|
socket_family = AF_UNIX;
|
|
freeandcopy(&host, opt_arg());
|
|
break;
|
|
#endif
|
|
case OPT_XMPPHOST:
|
|
xmpphost = opt_arg();
|
|
break;
|
|
case OPT_SMTPHOST:
|
|
ehlo = opt_arg();
|
|
break;
|
|
case OPT_VERIFY:
|
|
verify = SSL_VERIFY_PEER;
|
|
verify_args.depth = atoi(opt_arg());
|
|
if (!c_quiet)
|
|
BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth);
|
|
break;
|
|
case OPT_CERT:
|
|
cert_file = opt_arg();
|
|
break;
|
|
case OPT_CRL:
|
|
crl_file = opt_arg();
|
|
break;
|
|
case OPT_CRL_DOWNLOAD:
|
|
crl_download = 1;
|
|
break;
|
|
case OPT_SESS_OUT:
|
|
sess_out = opt_arg();
|
|
break;
|
|
case OPT_SESS_IN:
|
|
sess_in = opt_arg();
|
|
break;
|
|
case OPT_CERTFORM:
|
|
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format))
|
|
goto opthelp;
|
|
break;
|
|
case OPT_CRLFORM:
|
|
if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format))
|
|
goto opthelp;
|
|
break;
|
|
case OPT_VERIFY_RET_ERROR:
|
|
verify_args.return_error = 1;
|
|
break;
|
|
case OPT_VERIFY_QUIET:
|
|
verify_args.quiet = 1;
|
|
break;
|
|
case OPT_BRIEF:
|
|
c_brief = verify_args.quiet = c_quiet = 1;
|
|
break;
|
|
case OPT_S_CASES:
|
|
if (ssl_args == NULL)
|
|
ssl_args = sk_OPENSSL_STRING_new_null();
|
|
if (ssl_args == NULL
|
|
|| !sk_OPENSSL_STRING_push(ssl_args, opt_flag())
|
|
|| !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) {
|
|
BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
|
|
goto end;
|
|
}
|
|
break;
|
|
case OPT_V_CASES:
|
|
if (!opt_verify(o, vpm))
|
|
goto end;
|
|
vpmtouched++;
|
|
break;
|
|
case OPT_X_CASES:
|
|
if (!args_excert(o, &exc))
|
|
goto end;
|
|
break;
|
|
case OPT_PREXIT:
|
|
prexit = 1;
|
|
break;
|
|
case OPT_CRLF:
|
|
crlf = 1;
|
|
break;
|
|
case OPT_QUIET:
|
|
c_quiet = c_ign_eof = 1;
|
|
break;
|
|
case OPT_NBIO:
|
|
c_nbio = 1;
|
|
break;
|
|
case OPT_NOCMDS:
|
|
cmdletters = 0;
|
|
break;
|
|
case OPT_ENGINE:
|
|
e = setup_engine(opt_arg(), 1);
|
|
break;
|
|
case OPT_SSL_CLIENT_ENGINE:
|
|
#ifndef OPENSSL_NO_ENGINE
|
|
ssl_client_engine = ENGINE_by_id(opt_arg());
|
|
if (ssl_client_engine == NULL) {
|
|
BIO_printf(bio_err, "Error getting client auth engine\n");
|
|
goto opthelp;
|
|
}
|
|
#endif
|
|
break;
|
|
case OPT_RAND:
|
|
inrand = opt_arg();
|
|
break;
|
|
case OPT_IGN_EOF:
|
|
c_ign_eof = 1;
|
|
break;
|
|
case OPT_NO_IGN_EOF:
|
|
c_ign_eof = 0;
|
|
break;
|
|
case OPT_DEBUG:
|
|
c_debug = 1;
|
|
break;
|
|
case OPT_TLSEXTDEBUG:
|
|
c_tlsextdebug = 1;
|
|
break;
|
|
case OPT_STATUS:
|
|
#ifndef OPENSSL_NO_OCSP
|
|
c_status_req = 1;
|
|
#endif
|
|
break;
|
|
case OPT_WDEBUG:
|
|
#ifdef WATT32
|
|
dbug_init();
|
|
#endif
|
|
break;
|
|
case OPT_MSG:
|
|
c_msg = 1;
|
|
break;
|
|
case OPT_MSGFILE:
|
|
bio_c_msg = BIO_new_file(opt_arg(), "w");
|
|
break;
|
|
case OPT_TRACE:
|
|
#ifndef OPENSSL_NO_SSL_TRACE
|
|
c_msg = 2;
|
|
#endif
|
|
break;
|
|
case OPT_SECURITY_DEBUG:
|
|
sdebug = 1;
|
|
break;
|
|
case OPT_SECURITY_DEBUG_VERBOSE:
|
|
sdebug = 2;
|
|
break;
|
|
case OPT_SHOWCERTS:
|
|
c_showcerts = 1;
|
|
break;
|
|
case OPT_NBIO_TEST:
|
|
nbio_test = 1;
|
|
break;
|
|
case OPT_STATE:
|
|
state = 1;
|
|
break;
|
|
#ifndef OPENSSL_NO_PSK
|
|
case OPT_PSK_IDENTITY:
|
|
psk_identity = opt_arg();
|
|
break;
|
|
case OPT_PSK:
|
|
for (p = psk_key = opt_arg(); *p; p++) {
|
|
if (isxdigit(_UC(*p)))
|
|
continue;
|
|
BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key);
|
|
goto end;
|
|
}
|
|
break;
|
|
#endif
|
|
#ifndef OPENSSL_NO_SRP
|
|
case OPT_SRPUSER:
|
|
srp_arg.srplogin = opt_arg();
|
|
if (min_version < TLS1_VERSION)
|
|
min_version = TLS1_VERSION;
|
|
break;
|
|
case OPT_SRPPASS:
|
|
srppass = opt_arg();
|
|
if (min_version < TLS1_VERSION)
|
|
min_version = TLS1_VERSION;
|
|
break;
|
|
case OPT_SRP_STRENGTH:
|
|
srp_arg.strength = atoi(opt_arg());
|
|
BIO_printf(bio_err, "SRP minimal length for N is %d\n",
|
|
srp_arg.strength);
|
|
if (min_version < TLS1_VERSION)
|
|
min_version = TLS1_VERSION;
|
|
break;
|
|
case OPT_SRP_LATEUSER:
|
|
srp_lateuser = 1;
|
|
if (min_version < TLS1_VERSION)
|
|
min_version = TLS1_VERSION;
|
|
break;
|
|
case OPT_SRP_MOREGROUPS:
|
|
srp_arg.amp = 1;
|
|
if (min_version < TLS1_VERSION)
|
|
min_version = TLS1_VERSION;
|
|
break;
|
|
#endif
|
|
case OPT_SSL_CONFIG:
|
|
ssl_config = opt_arg();
|
|
break;
|
|
case OPT_SSL3:
|
|
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;
|
|
break;
|
|
case OPT_TLS1_1:
|
|
min_version = TLS1_1_VERSION;
|
|
max_version = TLS1_1_VERSION;
|
|
break;
|
|
case OPT_TLS1:
|
|
min_version = TLS1_VERSION;
|
|
max_version = TLS1_VERSION;
|
|
break;
|
|
case OPT_DTLS:
|
|
#ifndef OPENSSL_NO_DTLS
|
|
meth = DTLS_client_method();
|
|
socket_type = SOCK_DGRAM;
|
|
#endif
|
|
break;
|
|
case OPT_DTLS1:
|
|
#ifndef OPENSSL_NO_DTLS1
|
|
meth = DTLS_client_method();
|
|
min_version = DTLS1_VERSION;
|
|
max_version = DTLS1_VERSION;
|
|
socket_type = SOCK_DGRAM;
|
|
#endif
|
|
break;
|
|
case OPT_DTLS1_2:
|
|
#ifndef OPENSSL_NO_DTLS1_2
|
|
meth = DTLS_client_method();
|
|
min_version = DTLS1_2_VERSION;
|
|
max_version = DTLS1_2_VERSION;
|
|
socket_type = SOCK_DGRAM;
|
|
#endif
|
|
break;
|
|
case OPT_TIMEOUT:
|
|
#ifndef OPENSSL_NO_DTLS
|
|
enable_timeouts = 1;
|
|
#endif
|
|
break;
|
|
case OPT_MTU:
|
|
#ifndef OPENSSL_NO_DTLS
|
|
socket_mtu = atol(opt_arg());
|
|
#endif
|
|
break;
|
|
case OPT_FALLBACKSCSV:
|
|
fallback_scsv = 1;
|
|
break;
|
|
case OPT_KEYFORM:
|
|
if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format))
|
|
goto opthelp;
|
|
break;
|
|
case OPT_PASS:
|
|
passarg = opt_arg();
|
|
break;
|
|
case OPT_CERT_CHAIN:
|
|
chain_file = opt_arg();
|
|
break;
|
|
case OPT_KEY:
|
|
key_file = opt_arg();
|
|
break;
|
|
case OPT_RECONNECT:
|
|
reconnect = 5;
|
|
break;
|
|
case OPT_CAPATH:
|
|
CApath = opt_arg();
|
|
break;
|
|
case OPT_NOCAPATH:
|
|
noCApath = 1;
|
|
break;
|
|
case OPT_CHAINCAPATH:
|
|
chCApath = opt_arg();
|
|
break;
|
|
case OPT_VERIFYCAPATH:
|
|
vfyCApath = opt_arg();
|
|
break;
|
|
case OPT_BUILD_CHAIN:
|
|
build_chain = 1;
|
|
break;
|
|
case OPT_CAFILE:
|
|
CAfile = opt_arg();
|
|
break;
|
|
case OPT_NOCAFILE:
|
|
noCAfile = 1;
|
|
break;
|
|
#ifndef OPENSSL_NO_CT
|
|
case OPT_NOCT:
|
|
ct_validation = 0;
|
|
break;
|
|
case OPT_CT:
|
|
ct_validation = 1;
|
|
break;
|
|
case OPT_CTLOG_FILE:
|
|
ctlog_file = opt_arg();
|
|
break;
|
|
#endif
|
|
case OPT_CHAINCAFILE:
|
|
chCAfile = opt_arg();
|
|
break;
|
|
case OPT_VERIFYCAFILE:
|
|
vfyCAfile = opt_arg();
|
|
break;
|
|
case OPT_DANE_TLSA_DOMAIN:
|
|
dane_tlsa_domain = opt_arg();
|
|
break;
|
|
case OPT_DANE_TLSA_RRDATA:
|
|
if (dane_tlsa_rrset == NULL)
|
|
dane_tlsa_rrset = sk_OPENSSL_STRING_new_null();
|
|
if (dane_tlsa_rrset == NULL ||
|
|
!sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) {
|
|
BIO_printf(bio_err, "%s: Memory allocation failure\n", prog);
|
|
goto end;
|
|
}
|
|
break;
|
|
case OPT_DANE_EE_NO_NAME:
|
|
dane_ee_no_name = 1;
|
|
break;
|
|
case OPT_NEXTPROTONEG:
|
|
#ifndef OPENSSL_NO_NEXTPROTONEG
|
|
next_proto_neg_in = opt_arg();
|
|
#endif
|
|
break;
|
|
case OPT_ALPN:
|
|
alpn_in = opt_arg();
|
|
break;
|
|
case OPT_SERVERINFO:
|
|
p = opt_arg();
|
|
len = strlen(p);
|
|
for (start = 0, i = 0; i <= len; ++i) {
|
|
if (i == len || p[i] == ',') {
|
|
serverinfo_types[serverinfo_count] = atoi(p + start);
|
|
if (++serverinfo_count == MAX_SI_TYPES)
|
|
break;
|
|
start = i + 1;
|
|
}
|
|
}
|
|
break;
|
|
case OPT_STARTTLS:
|
|
if (!opt_pair(opt_arg(), services, &starttls_proto))
|
|
goto end;
|
|
break;
|
|
case OPT_SERVERNAME:
|
|
servername = opt_arg();
|
|
break;
|
|
case OPT_USE_SRTP:
|
|
srtp_profiles = opt_arg();
|
|
break;
|
|
case OPT_KEYMATEXPORT:
|
|
keymatexportlabel = opt_arg();
|
|
break;
|
|
case OPT_KEYMATEXPORTLEN:
|
|
keymatexportlen = atoi(opt_arg());
|
|
break;
|
|
case OPT_ASYNC:
|
|
async = 1;
|
|
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());
|
|
break;
|
|
case OPT_READ_BUF:
|
|
read_buf_len = atoi(opt_arg());
|
|
break;
|
|
}
|
|
}
|
|
if (count4or6 >= 2) {
|
|
BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog);
|
|
goto opthelp;
|
|
}
|
|
argc = opt_num_rest();
|
|
if (argc != 0)
|
|
goto opthelp;
|
|
|
|
if (proxystr) {
|
|
int res;
|
|
char *tmp_host = host, *tmp_port = port;
|
|
if (connectstr == NULL) {
|
|
BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog);
|
|
goto opthelp;
|
|
}
|
|
res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST);
|
|
if (tmp_host != host)
|
|
OPENSSL_free(tmp_host);
|
|
if (tmp_port != port)
|
|
OPENSSL_free(tmp_port);
|
|
if (!res) {
|
|
BIO_printf(bio_err,
|
|
"%s: -proxy argument malformed or ambiguous\n", prog);
|
|
goto end;
|
|
}
|
|
} else {
|
|
int res = 1;
|
|
char *tmp_host = host, *tmp_port = port;
|
|
if (connectstr != NULL)
|
|
res = BIO_parse_hostserv(connectstr, &host, &port,
|
|
BIO_PARSE_PRIO_HOST);
|
|
if (tmp_host != host)
|
|
OPENSSL_free(tmp_host);
|
|
if (tmp_port != port)
|
|
OPENSSL_free(tmp_port);
|
|
if (!res) {
|
|
BIO_printf(bio_err,
|
|
"%s: -connect argument malformed or ambiguous\n",
|
|
prog);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) {
|
|
BIO_printf(bio_err,
|
|
"Can't use unix sockets and datagrams together\n");
|
|
goto end;
|
|
}
|
|
|
|
if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) {
|
|
BIO_printf(bio_err, "Bad split send fragment size\n");
|
|
goto end;
|
|
}
|
|
|
|
if (max_pipelines > SSL_MAX_PIPELINES) {
|
|
BIO_printf(bio_err, "Bad max pipelines value\n");
|
|
goto end;
|
|
}
|
|
|
|
#if !defined(OPENSSL_NO_NEXTPROTONEG)
|
|
next_proto.status = -1;
|
|
if (next_proto_neg_in) {
|
|
next_proto.data =
|
|
next_protos_parse(&next_proto.len, next_proto_neg_in);
|
|
if (next_proto.data == NULL) {
|
|
BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n");
|
|
goto end;
|
|
}
|
|
} else
|
|
next_proto.data = NULL;
|
|
#endif
|
|
|
|
if (!app_passwd(passarg, NULL, &pass, NULL)) {
|
|
BIO_printf(bio_err, "Error getting password\n");
|
|
goto end;
|
|
}
|
|
|
|
if (key_file == NULL)
|
|
key_file = cert_file;
|
|
|
|
if (key_file) {
|
|
key = load_key(key_file, key_format, 0, pass, e,
|
|
"client certificate private key file");
|
|
if (key == NULL) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (cert_file) {
|
|
cert = load_cert(cert_file, cert_format, "client certificate file");
|
|
if (cert == NULL) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (chain_file) {
|
|
if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL,
|
|
"client certificate chain"))
|
|
goto end;
|
|
}
|
|
|
|
if (crl_file) {
|
|
X509_CRL *crl;
|
|
crl = load_crl(crl_file, crl_format);
|
|
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 == NULL || !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))
|
|
goto end;
|
|
|
|
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) {
|
|
randamt = app_RAND_load_files(inrand);
|
|
BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt);
|
|
}
|
|
|
|
if (bio_c_out == NULL) {
|
|
if (c_quiet && !c_debug) {
|
|
bio_c_out = BIO_new(BIO_s_null());
|
|
if (c_msg && !bio_c_msg)
|
|
bio_c_msg = dup_bio_out(FORMAT_TEXT);
|
|
} else if (bio_c_out == NULL)
|
|
bio_c_out = dup_bio_out(FORMAT_TEXT);
|
|
}
|
|
#ifndef OPENSSL_NO_SRP
|
|
if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) {
|
|
BIO_printf(bio_err, "Error getting password\n");
|
|
goto end;
|
|
}
|
|
#endif
|
|
|
|
ctx = SSL_CTX_new(meth);
|
|
if (ctx == NULL) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (sdebug)
|
|
ssl_ctx_security_debug(ctx, sdebug);
|
|
|
|
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;
|
|
}
|
|
}
|
|
|
|
if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0)
|
|
goto end;
|
|
if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0)
|
|
goto end;
|
|
|
|
if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) {
|
|
BIO_printf(bio_err, "Error setting verify params\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
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_pipelines > 0) {
|
|
SSL_CTX_set_max_pipelines(ctx, max_pipelines);
|
|
}
|
|
|
|
if (read_buf_len > 0) {
|
|
SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len);
|
|
}
|
|
|
|
if (!config_ctx(cctx, ssl_args, ctx))
|
|
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)) {
|
|
BIO_puts(bio_err, "Error setting client auth engine\n");
|
|
ERR_print_errors(bio_err);
|
|
ENGINE_free(ssl_client_engine);
|
|
goto end;
|
|
}
|
|
ENGINE_free(ssl_client_engine);
|
|
}
|
|
#endif
|
|
|
|
#ifndef OPENSSL_NO_PSK
|
|
if (psk_key != NULL) {
|
|
if (c_debug)
|
|
BIO_printf(bio_c_out, "PSK key given, setting client callback\n");
|
|
SSL_CTX_set_psk_client_callback(ctx, psk_client_cb);
|
|
}
|
|
#endif
|
|
#ifndef OPENSSL_NO_SRTP
|
|
if (srtp_profiles != NULL) {
|
|
/* Returns 0 on success! */
|
|
if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) {
|
|
BIO_printf(bio_err, "Error setting SRTP profile\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
if (exc)
|
|
ssl_ctx_set_excert(ctx, exc);
|
|
|
|
#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) {
|
|
size_t 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;
|
|
}
|
|
/* Returns 0 on success! */
|
|
if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) {
|
|
BIO_printf(bio_err, "Error setting ALPN\n");
|
|
goto end;
|
|
}
|
|
OPENSSL_free(alpn);
|
|
}
|
|
|
|
for (i = 0; i < serverinfo_count; i++) {
|
|
if (!SSL_CTX_add_client_custom_ext(ctx,
|
|
serverinfo_types[i],
|
|
NULL, NULL, NULL,
|
|
serverinfo_cli_parse_cb, NULL)) {
|
|
BIO_printf(bio_err,
|
|
"Warning: Unable to add custom extension %u, skipping\n",
|
|
serverinfo_types[i]);
|
|
}
|
|
}
|
|
|
|
if (state)
|
|
SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback);
|
|
|
|
#ifndef OPENSSL_NO_CT
|
|
/* Enable SCT processing, without early connection termination */
|
|
if (ct_validation &&
|
|
!SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) {
|
|
if (ct_validation) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
/*
|
|
* If CT validation is not enabled, the log list isn't needed so don't
|
|
* show errors or abort. We try to load it regardless because then we
|
|
* can show the names of the logs any SCTs came from (SCTs may be seen
|
|
* even with validation disabled).
|
|
*/
|
|
ERR_clear_error();
|
|
}
|
|
#endif
|
|
|
|
SSL_CTX_set_verify(ctx, verify, verify_callback);
|
|
|
|
if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
ssl_ctx_add_crls(ctx, crls, crl_download);
|
|
|
|
if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain))
|
|
goto end;
|
|
|
|
if (servername != NULL) {
|
|
tlsextcbp.biodebug = bio_err;
|
|
SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb);
|
|
SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp);
|
|
}
|
|
# ifndef OPENSSL_NO_SRP
|
|
if (srp_arg.srplogin) {
|
|
if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) {
|
|
BIO_printf(bio_err, "Unable to set SRP username\n");
|
|
goto end;
|
|
}
|
|
srp_arg.msg = c_msg;
|
|
srp_arg.debug = c_debug;
|
|
SSL_CTX_set_srp_cb_arg(ctx, &srp_arg);
|
|
SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb);
|
|
SSL_CTX_set_srp_strength(ctx, srp_arg.strength);
|
|
if (c_msg || c_debug || srp_arg.amp == 0)
|
|
SSL_CTX_set_srp_verify_param_callback(ctx,
|
|
ssl_srp_verify_param_cb);
|
|
}
|
|
# endif
|
|
|
|
if (dane_tlsa_domain != NULL) {
|
|
if (SSL_CTX_dane_enable(ctx) <= 0) {
|
|
BIO_printf(bio_err,
|
|
"%s: Error enabling DANE TLSA authentication.\n",
|
|
prog);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
con = SSL_new(ctx);
|
|
if (sess_in) {
|
|
SSL_SESSION *sess;
|
|
BIO *stmp = BIO_new_file(sess_in, "r");
|
|
if (!stmp) {
|
|
BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL);
|
|
BIO_free(stmp);
|
|
if (!sess) {
|
|
BIO_printf(bio_err, "Can't open session file %s\n", sess_in);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (!SSL_set_session(con, sess)) {
|
|
BIO_printf(bio_err, "Can't set session\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
SSL_SESSION_free(sess);
|
|
}
|
|
|
|
if (fallback_scsv)
|
|
SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV);
|
|
|
|
if (servername != NULL) {
|
|
if (!SSL_set_tlsext_host_name(con, servername)) {
|
|
BIO_printf(bio_err, "Unable to set TLS servername extension.\n");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if (dane_tlsa_domain != NULL) {
|
|
if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) {
|
|
BIO_printf(bio_err, "%s: Error enabling DANE TLSA "
|
|
"authentication.\n", prog);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
if (dane_tlsa_rrset == NULL) {
|
|
BIO_printf(bio_err, "%s: DANE TLSA authentication requires at "
|
|
"least one -dane_tlsa_rrdata option.\n", prog);
|
|
goto end;
|
|
}
|
|
if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) {
|
|
BIO_printf(bio_err, "%s: Failed to import any TLSA "
|
|
"records.\n", prog);
|
|
goto end;
|
|
}
|
|
if (dane_ee_no_name)
|
|
SSL_dane_set_flags(con, DANE_FLAG_NO_DANE_EE_NAMECHECKS);
|
|
} else if (dane_tlsa_rrset != NULL) {
|
|
BIO_printf(bio_err, "%s: DANE TLSA authentication requires the "
|
|
"-dane_tlsa_domain option.\n", prog);
|
|
goto end;
|
|
}
|
|
|
|
re_start:
|
|
if (init_client(&s, host, port, socket_family, socket_type) == 0) {
|
|
BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error());
|
|
BIO_closesocket(s);
|
|
goto end;
|
|
}
|
|
BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s);
|
|
|
|
if (c_nbio) {
|
|
if (!BIO_socket_nbio(s, 1)) {
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
BIO_printf(bio_c_out, "Turned on non blocking io\n");
|
|
}
|
|
#ifndef OPENSSL_NO_DTLS
|
|
if (socket_type == SOCK_DGRAM) {
|
|
union BIO_sock_info_u peer_info;
|
|
|
|
sbio = BIO_new_dgram(s, BIO_NOCLOSE);
|
|
if ((peer_info.addr = BIO_ADDR_new()) == NULL) {
|
|
BIO_printf(bio_err, "memory allocation failure\n");
|
|
BIO_closesocket(s);
|
|
goto end;
|
|
}
|
|
if (!BIO_sock_info(s, BIO_SOCK_INFO_ADDRESS, &peer_info)) {
|
|
BIO_printf(bio_err, "getsockname:errno=%d\n",
|
|
get_last_socket_error());
|
|
BIO_ADDR_free(peer_info.addr);
|
|
BIO_closesocket(s);
|
|
goto end;
|
|
}
|
|
|
|
(void)BIO_ctrl_set_connected(sbio, peer_info.addr);
|
|
BIO_ADDR_free(peer_info.addr);
|
|
peer_info.addr = NULL;
|
|
|
|
if (enable_timeouts) {
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = DGRAM_RCV_TIMEOUT;
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout);
|
|
|
|
timeout.tv_sec = 0;
|
|
timeout.tv_usec = DGRAM_SND_TIMEOUT;
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout);
|
|
}
|
|
|
|
if (socket_mtu) {
|
|
if (socket_mtu < DTLS_get_link_min_mtu(con)) {
|
|
BIO_printf(bio_err, "MTU too small. Must be at least %ld\n",
|
|
DTLS_get_link_min_mtu(con));
|
|
BIO_free(sbio);
|
|
goto shut;
|
|
}
|
|
SSL_set_options(con, SSL_OP_NO_QUERY_MTU);
|
|
if (!DTLS_set_link_mtu(con, socket_mtu)) {
|
|
BIO_printf(bio_err, "Failed to set MTU\n");
|
|
BIO_free(sbio);
|
|
goto shut;
|
|
}
|
|
} else
|
|
/* want to do MTU discovery */
|
|
BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL);
|
|
} else
|
|
#endif /* OPENSSL_NO_DTLS */
|
|
sbio = BIO_new_socket(s, BIO_NOCLOSE);
|
|
|
|
if (nbio_test) {
|
|
BIO *test;
|
|
|
|
test = BIO_new(BIO_f_nbio_test());
|
|
sbio = BIO_push(test, sbio);
|
|
}
|
|
|
|
if (c_debug) {
|
|
BIO_set_callback(sbio, bio_dump_callback);
|
|
BIO_set_callback_arg(sbio, (char *)bio_c_out);
|
|
}
|
|
if (c_msg) {
|
|
#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);
|
|
}
|
|
|
|
if (c_tlsextdebug) {
|
|
SSL_set_tlsext_debug_callback(con, tlsext_cb);
|
|
SSL_set_tlsext_debug_arg(con, bio_c_out);
|
|
}
|
|
#ifndef OPENSSL_NO_OCSP
|
|
if (c_status_req) {
|
|
SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp);
|
|
SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb);
|
|
SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out);
|
|
}
|
|
#endif
|
|
|
|
SSL_set_bio(con, sbio, sbio);
|
|
SSL_set_connect_state(con);
|
|
|
|
/* ok, lets connect */
|
|
if (fileno_stdin() > SSL_get_fd(con))
|
|
width = fileno_stdin() + 1;
|
|
else
|
|
width = SSL_get_fd(con) + 1;
|
|
|
|
read_tty = 1;
|
|
write_tty = 0;
|
|
tty_on = 0;
|
|
read_ssl = 1;
|
|
write_ssl = 1;
|
|
|
|
cbuf_len = 0;
|
|
cbuf_off = 0;
|
|
sbuf_len = 0;
|
|
sbuf_off = 0;
|
|
|
|
switch ((PROTOCOL_CHOICE) starttls_proto) {
|
|
case PROTO_OFF:
|
|
break;
|
|
case PROTO_LMTP:
|
|
case PROTO_SMTP:
|
|
{
|
|
/*
|
|
* This is an ugly hack that does a lot of assumptions. We do
|
|
* have to handle multi-line responses which may come in a single
|
|
* packet or not. We therefore have to use BIO_gets() which does
|
|
* need a buffering BIO. So during the initial chitchat we do
|
|
* push a buffering BIO into the chain that is removed again
|
|
* later on to not disturb the rest of the s_client operation.
|
|
*/
|
|
int foundit = 0;
|
|
BIO *fbio = BIO_new(BIO_f_buffer());
|
|
BIO_push(fbio, sbio);
|
|
/* Wait for multi-line response to end from LMTP or SMTP */
|
|
do {
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
}
|
|
while (mbuf_len > 3 && mbuf[3] == '-');
|
|
if (starttls_proto == (int)PROTO_LMTP)
|
|
BIO_printf(fbio, "LHLO %s\r\n", ehlo);
|
|
else
|
|
BIO_printf(fbio, "EHLO %s\r\n", ehlo);
|
|
(void)BIO_flush(fbio);
|
|
/*
|
|
* Wait for multi-line response to end LHLO LMTP or EHLO SMTP
|
|
* response.
|
|
*/
|
|
do {
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
if (strstr(mbuf, "STARTTLS"))
|
|
foundit = 1;
|
|
}
|
|
while (mbuf_len > 3 && mbuf[3] == '-');
|
|
(void)BIO_flush(fbio);
|
|
BIO_pop(fbio);
|
|
BIO_free(fbio);
|
|
if (!foundit)
|
|
BIO_printf(bio_err,
|
|
"didn't find starttls in server response,"
|
|
" trying anyway...\n");
|
|
BIO_printf(sbio, "STARTTLS\r\n");
|
|
BIO_read(sbio, sbuf, BUFSIZZ);
|
|
}
|
|
break;
|
|
case PROTO_POP3:
|
|
{
|
|
BIO_read(sbio, mbuf, BUFSIZZ);
|
|
BIO_printf(sbio, "STLS\r\n");
|
|
mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ);
|
|
if (mbuf_len < 0) {
|
|
BIO_printf(bio_err, "BIO_read failed\n");
|
|
goto end;
|
|
}
|
|
}
|
|
break;
|
|
case PROTO_IMAP:
|
|
{
|
|
int foundit = 0;
|
|
BIO *fbio = BIO_new(BIO_f_buffer());
|
|
BIO_push(fbio, sbio);
|
|
BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
/* STARTTLS command requires CAPABILITY... */
|
|
BIO_printf(fbio, ". CAPABILITY\r\n");
|
|
(void)BIO_flush(fbio);
|
|
/* wait for multi-line CAPABILITY response */
|
|
do {
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
if (strstr(mbuf, "STARTTLS"))
|
|
foundit = 1;
|
|
}
|
|
while (mbuf_len > 3 && mbuf[0] != '.');
|
|
(void)BIO_flush(fbio);
|
|
BIO_pop(fbio);
|
|
BIO_free(fbio);
|
|
if (!foundit)
|
|
BIO_printf(bio_err,
|
|
"didn't find STARTTLS in server response,"
|
|
" trying anyway...\n");
|
|
BIO_printf(sbio, ". STARTTLS\r\n");
|
|
BIO_read(sbio, sbuf, BUFSIZZ);
|
|
}
|
|
break;
|
|
case PROTO_FTP:
|
|
{
|
|
BIO *fbio = BIO_new(BIO_f_buffer());
|
|
BIO_push(fbio, sbio);
|
|
/* wait for multi-line response to end from FTP */
|
|
do {
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
}
|
|
while (mbuf_len > 3 && mbuf[3] == '-');
|
|
(void)BIO_flush(fbio);
|
|
BIO_pop(fbio);
|
|
BIO_free(fbio);
|
|
BIO_printf(sbio, "AUTH TLS\r\n");
|
|
BIO_read(sbio, sbuf, BUFSIZZ);
|
|
}
|
|
break;
|
|
case PROTO_XMPP:
|
|
case PROTO_XMPP_SERVER:
|
|
{
|
|
int seen = 0;
|
|
BIO_printf(sbio, "<stream:stream "
|
|
"xmlns:stream='http://etherx.jabber.org/streams' "
|
|
"xmlns='jabber:%s' to='%s' version='1.0'>",
|
|
starttls_proto == PROTO_XMPP ? "client" : "server",
|
|
xmpphost ? xmpphost : host);
|
|
seen = BIO_read(sbio, mbuf, BUFSIZZ);
|
|
mbuf[seen] = 0;
|
|
while (!strstr
|
|
(mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'")
|
|
&& !strstr(mbuf,
|
|
"<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\""))
|
|
{
|
|
seen = BIO_read(sbio, mbuf, BUFSIZZ);
|
|
|
|
if (seen <= 0)
|
|
goto shut;
|
|
|
|
mbuf[seen] = 0;
|
|
}
|
|
BIO_printf(sbio,
|
|
"<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>");
|
|
seen = BIO_read(sbio, sbuf, BUFSIZZ);
|
|
sbuf[seen] = 0;
|
|
if (!strstr(sbuf, "<proceed"))
|
|
goto shut;
|
|
mbuf[0] = 0;
|
|
}
|
|
break;
|
|
case PROTO_TELNET:
|
|
{
|
|
static const unsigned char tls_do[] = {
|
|
/* IAC DO START_TLS */
|
|
255, 253, 46
|
|
};
|
|
static const unsigned char tls_will[] = {
|
|
/* IAC WILL START_TLS */
|
|
255, 251, 46
|
|
};
|
|
static const unsigned char tls_follows[] = {
|
|
/* IAC SB START_TLS FOLLOWS IAC SE */
|
|
255, 250, 46, 1, 255, 240
|
|
};
|
|
int bytes;
|
|
|
|
/* Telnet server should demand we issue START_TLS */
|
|
bytes = BIO_read(sbio, mbuf, BUFSIZZ);
|
|
if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0)
|
|
goto shut;
|
|
/* Agree to issue START_TLS and send the FOLLOWS sub-command */
|
|
BIO_write(sbio, tls_will, 3);
|
|
BIO_write(sbio, tls_follows, 6);
|
|
(void)BIO_flush(sbio);
|
|
/* Telnet server also sent the FOLLOWS sub-command */
|
|
bytes = BIO_read(sbio, mbuf, BUFSIZZ);
|
|
if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0)
|
|
goto shut;
|
|
}
|
|
break;
|
|
case PROTO_CONNECT:
|
|
{
|
|
int foundit = 0;
|
|
BIO *fbio = BIO_new(BIO_f_buffer());
|
|
|
|
BIO_push(fbio, sbio);
|
|
BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr);
|
|
(void)BIO_flush(fbio);
|
|
/* wait for multi-line response to end CONNECT response */
|
|
do {
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
if (strstr(mbuf, "200") != NULL
|
|
&& strstr(mbuf, "established") != NULL)
|
|
foundit++;
|
|
} while (mbuf_len > 3 && foundit == 0);
|
|
(void)BIO_flush(fbio);
|
|
BIO_pop(fbio);
|
|
BIO_free(fbio);
|
|
if (!foundit) {
|
|
BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog);
|
|
goto shut;
|
|
}
|
|
}
|
|
break;
|
|
case PROTO_IRC:
|
|
{
|
|
int numeric;
|
|
BIO *fbio = BIO_new(BIO_f_buffer());
|
|
|
|
BIO_push(fbio, sbio);
|
|
BIO_printf(fbio, "STARTTLS\r\n");
|
|
(void)BIO_flush(fbio);
|
|
width = SSL_get_fd(con) + 1;
|
|
|
|
do {
|
|
numeric = 0;
|
|
|
|
FD_ZERO(&readfds);
|
|
openssl_fdset(SSL_get_fd(con), &readfds);
|
|
timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT;
|
|
timeout.tv_usec = 0;
|
|
/*
|
|
* If the IRCd doesn't respond within
|
|
* S_CLIENT_IRC_READ_TIMEOUT seconds, assume
|
|
* it doesn't support STARTTLS. Many IRCds
|
|
* will not give _any_ sort of response to a
|
|
* STARTTLS command when it's not supported.
|
|
*/
|
|
if (!BIO_get_buffer_num_lines(fbio)
|
|
&& !BIO_pending(fbio)
|
|
&& !BIO_pending(sbio)
|
|
&& select(width, (void *)&readfds, NULL, NULL,
|
|
&timeout) < 1) {
|
|
BIO_printf(bio_err,
|
|
"Timeout waiting for response (%d seconds).\n",
|
|
S_CLIENT_IRC_READ_TIMEOUT);
|
|
break;
|
|
}
|
|
|
|
mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ);
|
|
if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1)
|
|
break;
|
|
/* :example.net 451 STARTTLS :You have not registered */
|
|
/* :example.net 421 STARTTLS :Unknown command */
|
|
if ((numeric == 451 || numeric == 421)
|
|
&& strstr(mbuf, "STARTTLS") != NULL) {
|
|
BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf);
|
|
break;
|
|
}
|
|
if (numeric == 691) {
|
|
BIO_printf(bio_err, "STARTTLS negotiation failed: ");
|
|
ERR_print_errors(bio_err);
|
|
break;
|
|
}
|
|
} while (numeric != 670);
|
|
|
|
(void)BIO_flush(fbio);
|
|
BIO_pop(fbio);
|
|
BIO_free(fbio);
|
|
if (numeric != 670) {
|
|
BIO_printf(bio_err, "Server does not support STARTTLS.\n");
|
|
ret = 1;
|
|
goto shut;
|
|
}
|
|
}
|
|
break;
|
|
case PROTO_POSTGRES:
|
|
{
|
|
static const unsigned char ssl_request[] = {
|
|
/* Length SSLRequest */
|
|
0, 0, 0, 8, 4, 210, 22, 47
|
|
};
|
|
int bytes;
|
|
|
|
/* Send SSLRequest packet */
|
|
BIO_write(sbio, ssl_request, 8);
|
|
(void)BIO_flush(sbio);
|
|
|
|
/* Reply will be a single S if SSL is enabled */
|
|
bytes = BIO_read(sbio, sbuf, BUFSIZZ);
|
|
if (bytes != 1 || sbuf[0] != 'S')
|
|
goto shut;
|
|
}
|
|
break;
|
|
}
|
|
|
|
for (;;) {
|
|
FD_ZERO(&readfds);
|
|
FD_ZERO(&writefds);
|
|
|
|
if ((SSL_version(con) == DTLS1_VERSION) &&
|
|
DTLSv1_get_timeout(con, &timeout))
|
|
timeoutp = &timeout;
|
|
else
|
|
timeoutp = NULL;
|
|
|
|
if (SSL_in_init(con) && !SSL_total_renegotiations(con)) {
|
|
in_init = 1;
|
|
tty_on = 0;
|
|
} else {
|
|
tty_on = 1;
|
|
if (in_init) {
|
|
in_init = 0;
|
|
|
|
if (servername != NULL && !SSL_session_reused(con)) {
|
|
BIO_printf(bio_c_out,
|
|
"Server did %sacknowledge servername extension.\n",
|
|
tlsextcbp.ack ? "" : "not ");
|
|
}
|
|
|
|
if (sess_out) {
|
|
BIO *stmp = BIO_new_file(sess_out, "w");
|
|
if (stmp) {
|
|
PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con));
|
|
BIO_free(stmp);
|
|
} else
|
|
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(con);
|
|
}
|
|
|
|
print_stuff(bio_c_out, con, full_log);
|
|
if (full_log > 0)
|
|
full_log--;
|
|
|
|
if (starttls_proto) {
|
|
BIO_write(bio_err, mbuf, mbuf_len);
|
|
/* We don't need to know any more */
|
|
if (!reconnect)
|
|
starttls_proto = PROTO_OFF;
|
|
}
|
|
|
|
if (reconnect) {
|
|
reconnect--;
|
|
BIO_printf(bio_c_out,
|
|
"drop connection and then reconnect\n");
|
|
do_ssl_shutdown(con);
|
|
SSL_set_connect_state(con);
|
|
BIO_closesocket(SSL_get_fd(con));
|
|
goto re_start;
|
|
}
|
|
}
|
|
}
|
|
|
|
ssl_pending = read_ssl && SSL_has_pending(con);
|
|
|
|
if (!ssl_pending) {
|
|
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
|
if (tty_on) {
|
|
/*
|
|
* Note that select() returns when read _would not block_,
|
|
* and EOF satisfies that. To avoid a CPU-hogging loop,
|
|
* set the flag so we exit.
|
|
*/
|
|
if (read_tty && !at_eof)
|
|
openssl_fdset(fileno_stdin(), &readfds);
|
|
#if !defined(OPENSSL_SYS_VMS)
|
|
if (write_tty)
|
|
openssl_fdset(fileno_stdout(), &writefds);
|
|
#endif
|
|
}
|
|
if (read_ssl)
|
|
openssl_fdset(SSL_get_fd(con), &readfds);
|
|
if (write_ssl)
|
|
openssl_fdset(SSL_get_fd(con), &writefds);
|
|
#else
|
|
if (!tty_on || !write_tty) {
|
|
if (read_ssl)
|
|
openssl_fdset(SSL_get_fd(con), &readfds);
|
|
if (write_ssl)
|
|
openssl_fdset(SSL_get_fd(con), &writefds);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Note: under VMS with SOCKETSHR the second parameter is
|
|
* currently of type (int *) whereas under other systems it is
|
|
* (void *) if you don't have a cast it will choke the compiler:
|
|
* if you do have a cast then you can either go for (int *) or
|
|
* (void *).
|
|
*/
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
|
|
/*
|
|
* Under Windows/DOS we make the assumption that we can always
|
|
* write to the tty: therefore if we need to write to the tty we
|
|
* just fall through. Otherwise we timeout the select every
|
|
* second and see if there are any keypresses. Note: this is a
|
|
* hack, in a proper Windows application we wouldn't do this.
|
|
*/
|
|
i = 0;
|
|
if (!write_tty) {
|
|
if (read_tty) {
|
|
tv.tv_sec = 1;
|
|
tv.tv_usec = 0;
|
|
i = select(width, (void *)&readfds, (void *)&writefds,
|
|
NULL, &tv);
|
|
if (!i && (!has_stdin_waiting() || !read_tty))
|
|
continue;
|
|
} else
|
|
i = select(width, (void *)&readfds, (void *)&writefds,
|
|
NULL, timeoutp);
|
|
}
|
|
#else
|
|
i = select(width, (void *)&readfds, (void *)&writefds,
|
|
NULL, timeoutp);
|
|
#endif
|
|
if (i < 0) {
|
|
BIO_printf(bio_err, "bad select %d\n",
|
|
get_last_socket_error());
|
|
goto shut;
|
|
/* goto end; */
|
|
}
|
|
}
|
|
|
|
if ((SSL_version(con) == DTLS1_VERSION)
|
|
&& DTLSv1_handle_timeout(con) > 0) {
|
|
BIO_printf(bio_err, "TIMEOUT occurred\n");
|
|
}
|
|
|
|
if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) {
|
|
k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len);
|
|
switch (SSL_get_error(con, k)) {
|
|
case SSL_ERROR_NONE:
|
|
cbuf_off += k;
|
|
cbuf_len -= k;
|
|
if (k <= 0)
|
|
goto end;
|
|
/* we have done a write(con,NULL,0); */
|
|
if (cbuf_len <= 0) {
|
|
read_tty = 1;
|
|
write_ssl = 0;
|
|
} else { /* if (cbuf_len > 0) */
|
|
|
|
read_tty = 0;
|
|
write_ssl = 1;
|
|
}
|
|
break;
|
|
case SSL_ERROR_WANT_WRITE:
|
|
BIO_printf(bio_c_out, "write W BLOCK\n");
|
|
write_ssl = 1;
|
|
read_tty = 0;
|
|
break;
|
|
case SSL_ERROR_WANT_ASYNC:
|
|
BIO_printf(bio_c_out, "write A BLOCK\n");
|
|
wait_for_async(con);
|
|
write_ssl = 1;
|
|
read_tty = 0;
|
|
break;
|
|
case SSL_ERROR_WANT_READ:
|
|
BIO_printf(bio_c_out, "write R BLOCK\n");
|
|
write_tty = 0;
|
|
read_ssl = 1;
|
|
write_ssl = 0;
|
|
break;
|
|
case SSL_ERROR_WANT_X509_LOOKUP:
|
|
BIO_printf(bio_c_out, "write X BLOCK\n");
|
|
break;
|
|
case SSL_ERROR_ZERO_RETURN:
|
|
if (cbuf_len != 0) {
|
|
BIO_printf(bio_c_out, "shutdown\n");
|
|
ret = 0;
|
|
goto shut;
|
|
} else {
|
|
read_tty = 1;
|
|
write_ssl = 0;
|
|
break;
|
|
}
|
|
|
|
case SSL_ERROR_SYSCALL:
|
|
if ((k != 0) || (cbuf_len != 0)) {
|
|
BIO_printf(bio_err, "write:errno=%d\n",
|
|
get_last_socket_error());
|
|
goto shut;
|
|
} else {
|
|
read_tty = 1;
|
|
write_ssl = 0;
|
|
}
|
|
break;
|
|
case SSL_ERROR_WANT_ASYNC_JOB:
|
|
/* This shouldn't ever happen in s_client - treat as an error */
|
|
case SSL_ERROR_SSL:
|
|
ERR_print_errors(bio_err);
|
|
goto shut;
|
|
}
|
|
}
|
|
#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_VMS)
|
|
/* Assume Windows/DOS/BeOS can always write */
|
|
else if (!ssl_pending && write_tty)
|
|
#else
|
|
else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds))
|
|
#endif
|
|
{
|
|
#ifdef CHARSET_EBCDIC
|
|
ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len);
|
|
#endif
|
|
i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len);
|
|
|
|
if (i <= 0) {
|
|
BIO_printf(bio_c_out, "DONE\n");
|
|
ret = 0;
|
|
goto shut;
|
|
/* goto end; */
|
|
}
|
|
|
|
sbuf_len -= i;;
|
|
sbuf_off += i;
|
|
if (sbuf_len <= 0) {
|
|
read_ssl = 1;
|
|
write_tty = 0;
|
|
}
|
|
} else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) {
|
|
#ifdef RENEG
|
|
{
|
|
static int iiii;
|
|
if (++iiii == 52) {
|
|
SSL_renegotiate(con);
|
|
iiii = 0;
|
|
}
|
|
}
|
|
#endif
|
|
k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ );
|
|
|
|
switch (SSL_get_error(con, k)) {
|
|
case SSL_ERROR_NONE:
|
|
if (k <= 0)
|
|
goto end;
|
|
sbuf_off = 0;
|
|
sbuf_len = k;
|
|
|
|
read_ssl = 0;
|
|
write_tty = 1;
|
|
break;
|
|
case SSL_ERROR_WANT_ASYNC:
|
|
BIO_printf(bio_c_out, "read A BLOCK\n");
|
|
wait_for_async(con);
|
|
write_tty = 0;
|
|
read_ssl = 1;
|
|
if ((read_tty == 0) && (write_ssl == 0))
|
|
write_ssl = 1;
|
|
break;
|
|
case SSL_ERROR_WANT_WRITE:
|
|
BIO_printf(bio_c_out, "read W BLOCK\n");
|
|
write_ssl = 1;
|
|
read_tty = 0;
|
|
break;
|
|
case SSL_ERROR_WANT_READ:
|
|
BIO_printf(bio_c_out, "read R BLOCK\n");
|
|
write_tty = 0;
|
|
read_ssl = 1;
|
|
if ((read_tty == 0) && (write_ssl == 0))
|
|
write_ssl = 1;
|
|
break;
|
|
case SSL_ERROR_WANT_X509_LOOKUP:
|
|
BIO_printf(bio_c_out, "read X BLOCK\n");
|
|
break;
|
|
case SSL_ERROR_SYSCALL:
|
|
ret = get_last_socket_error();
|
|
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");
|
|
ret = 0;
|
|
goto shut;
|
|
case SSL_ERROR_WANT_ASYNC_JOB:
|
|
/* This shouldn't ever happen in s_client. Treat as an error */
|
|
case SSL_ERROR_SSL:
|
|
ERR_print_errors(bio_err);
|
|
goto shut;
|
|
/* break; */
|
|
}
|
|
}
|
|
/* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */
|
|
#if defined(OPENSSL_SYS_MSDOS)
|
|
else if (has_stdin_waiting())
|
|
#else
|
|
else if (FD_ISSET(fileno_stdin(), &readfds))
|
|
#endif
|
|
{
|
|
if (crlf) {
|
|
int j, lf_num;
|
|
|
|
i = raw_read_stdin(cbuf, BUFSIZZ / 2);
|
|
lf_num = 0;
|
|
/* both loops are skipped when i <= 0 */
|
|
for (j = 0; j < i; j++)
|
|
if (cbuf[j] == '\n')
|
|
lf_num++;
|
|
for (j = i - 1; j >= 0; j--) {
|
|
cbuf[j + lf_num] = cbuf[j];
|
|
if (cbuf[j] == '\n') {
|
|
lf_num--;
|
|
i++;
|
|
cbuf[j + lf_num] = '\r';
|
|
}
|
|
}
|
|
assert(lf_num == 0);
|
|
} else
|
|
i = raw_read_stdin(cbuf, BUFSIZZ);
|
|
#if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS)
|
|
if (i == 0)
|
|
at_eof = 1;
|
|
#endif
|
|
|
|
if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) {
|
|
BIO_printf(bio_err, "DONE\n");
|
|
ret = 0;
|
|
goto shut;
|
|
}
|
|
|
|
if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) {
|
|
BIO_printf(bio_err, "RENEGOTIATING\n");
|
|
SSL_renegotiate(con);
|
|
cbuf_len = 0;
|
|
}
|
|
#ifndef OPENSSL_NO_HEARTBEATS
|
|
else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) {
|
|
BIO_printf(bio_err, "HEARTBEATING\n");
|
|
SSL_heartbeat(con);
|
|
cbuf_len = 0;
|
|
}
|
|
#endif
|
|
else {
|
|
cbuf_len = i;
|
|
cbuf_off = 0;
|
|
#ifdef CHARSET_EBCDIC
|
|
ebcdic2ascii(cbuf, cbuf, i);
|
|
#endif
|
|
}
|
|
|
|
write_ssl = 1;
|
|
read_tty = 0;
|
|
}
|
|
}
|
|
|
|
ret = 0;
|
|
shut:
|
|
if (in_init)
|
|
print_stuff(bio_c_out, con, full_log);
|
|
do_ssl_shutdown(con);
|
|
#if defined(OPENSSL_SYS_WINDOWS)
|
|
/*
|
|
* Give the socket time to send its last data before we close it.
|
|
* No amount of setting SO_LINGER etc on the socket seems to persuade
|
|
* Windows to send the data before closing the socket...but sleeping
|
|
* for a short time seems to do it (units in ms)
|
|
* TODO: Find a better way to do this
|
|
*/
|
|
Sleep(50);
|
|
#endif
|
|
BIO_closesocket(SSL_get_fd(con));
|
|
end:
|
|
if (con != NULL) {
|
|
if (prexit != 0)
|
|
print_stuff(bio_c_out, con, 1);
|
|
SSL_free(con);
|
|
}
|
|
#if !defined(OPENSSL_NO_NEXTPROTONEG)
|
|
OPENSSL_free(next_proto.data);
|
|
#endif
|
|
SSL_CTX_free(ctx);
|
|
X509_free(cert);
|
|
sk_X509_CRL_pop_free(crls, X509_CRL_free);
|
|
EVP_PKEY_free(key);
|
|
sk_X509_pop_free(chain, X509_free);
|
|
OPENSSL_free(pass);
|
|
#ifndef OPENSSL_NO_SRP
|
|
OPENSSL_free(srp_arg.srppassin);
|
|
#endif
|
|
OPENSSL_free(connectstr);
|
|
OPENSSL_free(host);
|
|
OPENSSL_free(port);
|
|
X509_VERIFY_PARAM_free(vpm);
|
|
ssl_excert_free(exc);
|
|
sk_OPENSSL_STRING_free(ssl_args);
|
|
sk_OPENSSL_STRING_free(dane_tlsa_rrset);
|
|
SSL_CONF_CTX_free(cctx);
|
|
OPENSSL_clear_free(cbuf, BUFSIZZ);
|
|
OPENSSL_clear_free(sbuf, BUFSIZZ);
|
|
OPENSSL_clear_free(mbuf, BUFSIZZ);
|
|
release_engine(e);
|
|
BIO_free(bio_c_out);
|
|
bio_c_out = NULL;
|
|
BIO_free(bio_c_msg);
|
|
bio_c_msg = NULL;
|
|
return (ret);
|
|
}
|
|
|
|
static void print_stuff(BIO *bio, SSL *s, int full)
|
|
{
|
|
X509 *peer = NULL;
|
|
char buf[BUFSIZ];
|
|
STACK_OF(X509) *sk;
|
|
STACK_OF(X509_NAME) *sk2;
|
|
const SSL_CIPHER *c;
|
|
X509_NAME *xn;
|
|
int i;
|
|
#ifndef OPENSSL_NO_COMP
|
|
const COMP_METHOD *comp, *expansion;
|
|
#endif
|
|
unsigned char *exportedkeymat;
|
|
#ifndef OPENSSL_NO_CT
|
|
const SSL_CTX *ctx = SSL_get_SSL_CTX(s);
|
|
#endif
|
|
|
|
if (full) {
|
|
int got_a_chain = 0;
|
|
|
|
sk = SSL_get_peer_cert_chain(s);
|
|
if (sk != NULL) {
|
|
got_a_chain = 1;
|
|
|
|
BIO_printf(bio, "---\nCertificate chain\n");
|
|
for (i = 0; i < sk_X509_num(sk); i++) {
|
|
X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)),
|
|
buf, sizeof buf);
|
|
BIO_printf(bio, "%2d s:%s\n", i, buf);
|
|
X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)),
|
|
buf, sizeof buf);
|
|
BIO_printf(bio, " i:%s\n", buf);
|
|
if (c_showcerts)
|
|
PEM_write_bio_X509(bio, sk_X509_value(sk, i));
|
|
}
|
|
}
|
|
|
|
BIO_printf(bio, "---\n");
|
|
peer = SSL_get_peer_certificate(s);
|
|
if (peer != NULL) {
|
|
BIO_printf(bio, "Server certificate\n");
|
|
|
|
/* Redundant if we showed the whole chain */
|
|
if (!(c_showcerts && got_a_chain))
|
|
PEM_write_bio_X509(bio, peer);
|
|
X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf);
|
|
BIO_printf(bio, "subject=%s\n", buf);
|
|
X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf);
|
|
BIO_printf(bio, "issuer=%s\n", buf);
|
|
} else
|
|
BIO_printf(bio, "no peer certificate available\n");
|
|
|
|
sk2 = SSL_get_client_CA_list(s);
|
|
if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) {
|
|
BIO_printf(bio, "---\nAcceptable client certificate CA names\n");
|
|
for (i = 0; i < sk_X509_NAME_num(sk2); i++) {
|
|
xn = sk_X509_NAME_value(sk2, i);
|
|
X509_NAME_oneline(xn, buf, sizeof(buf));
|
|
BIO_write(bio, buf, strlen(buf));
|
|
BIO_write(bio, "\n", 1);
|
|
}
|
|
} else {
|
|
BIO_printf(bio, "---\nNo client certificate CA names sent\n");
|
|
}
|
|
|
|
ssl_print_sigalgs(bio, s);
|
|
ssl_print_tmp_key(bio, s);
|
|
|
|
#ifndef OPENSSL_NO_CT
|
|
/*
|
|
* When the SSL session is anonymous, or resumed via an abbreviated
|
|
* handshake, no SCTs are provided as part of the handshake. While in
|
|
* a resumed session SCTs may be present in the session's certificate,
|
|
* no callbacks are invoked to revalidate these, and in any case that
|
|
* set of SCTs may be incomplete. Thus it makes little sense to
|
|
* attempt to display SCTs from a resumed session's certificate, and of
|
|
* course none are associated with an anonymous peer.
|
|
*/
|
|
if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) {
|
|
const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s);
|
|
int sct_count = scts != NULL ? sk_SCT_num(scts) : 0;
|
|
|
|
BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count);
|
|
if (sct_count > 0) {
|
|
const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx);
|
|
|
|
BIO_printf(bio, "---\n");
|
|
for (i = 0; i < sct_count; ++i) {
|
|
SCT *sct = sk_SCT_value(scts, i);
|
|
|
|
BIO_printf(bio, "SCT validation status: %s\n",
|
|
SCT_validation_status_string(sct));
|
|
SCT_print(sct, bio, 0, log_store);
|
|
if (i < sct_count - 1)
|
|
BIO_printf(bio, "\n---\n");
|
|
}
|
|
BIO_printf(bio, "\n");
|
|
}
|
|
}
|
|
#endif
|
|
|
|
BIO_printf(bio,
|
|
"---\nSSL handshake has read %" PRIu64
|
|
" bytes and written %" PRIu64 " bytes\n",
|
|
BIO_number_read(SSL_get_rbio(s)),
|
|
BIO_number_written(SSL_get_wbio(s)));
|
|
}
|
|
print_verify_detail(s, bio);
|
|
BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, "));
|
|
c = SSL_get_current_cipher(s);
|
|
BIO_printf(bio, "%s, Cipher is %s\n",
|
|
SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c));
|
|
if (peer != NULL) {
|
|
EVP_PKEY *pktmp;
|
|
|
|
pktmp = X509_get0_pubkey(peer);
|
|
BIO_printf(bio, "Server public key is %d bit\n",
|
|
EVP_PKEY_bits(pktmp));
|
|
}
|
|
BIO_printf(bio, "Secure Renegotiation IS%s supported\n",
|
|
SSL_get_secure_renegotiation_support(s) ? "" : " NOT");
|
|
#ifndef OPENSSL_NO_COMP
|
|
comp = SSL_get_current_compression(s);
|
|
expansion = SSL_get_current_expansion(s);
|
|
BIO_printf(bio, "Compression: %s\n",
|
|
comp ? SSL_COMP_get_name(comp) : "NONE");
|
|
BIO_printf(bio, "Expansion: %s\n",
|
|
expansion ? SSL_COMP_get_name(expansion) : "NONE");
|
|
#endif
|
|
|
|
#ifdef SSL_DEBUG
|
|
{
|
|
/* Print out local port of connection: useful for debugging */
|
|
int sock;
|
|
union BIO_sock_info_u info;
|
|
|
|
sock = SSL_get_fd(s);
|
|
if ((info.addr = BIO_ADDR_new()) != NULL
|
|
&& BIO_sock_info(sock, BIO_SOCK_INFO_ADDRESS, &info)) {
|
|
BIO_printf(bio_c_out, "LOCAL PORT is %u\n",
|
|
ntohs(BIO_ADDR_rawport(info.addr)));
|
|
}
|
|
BIO_ADDR_free(info.addr);
|
|
}
|
|
#endif
|
|
|
|
#if !defined(OPENSSL_NO_NEXTPROTONEG)
|
|
if (next_proto.status != -1) {
|
|
const unsigned char *proto;
|
|
unsigned int proto_len;
|
|
SSL_get0_next_proto_negotiated(s, &proto, &proto_len);
|
|
BIO_printf(bio, "Next protocol: (%d) ", next_proto.status);
|
|
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");
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_SRTP
|
|
{
|
|
SRTP_PROTECTION_PROFILE *srtp_profile =
|
|
SSL_get_selected_srtp_profile(s);
|
|
|
|
if (srtp_profile)
|
|
BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n",
|
|
srtp_profile->name);
|
|
}
|
|
#endif
|
|
|
|
SSL_SESSION_print(bio, SSL_get_session(s));
|
|
if (SSL_get_session(s) != NULL && keymatexportlabel != NULL) {
|
|
BIO_printf(bio, "Keying material exporter:\n");
|
|
BIO_printf(bio, " Label: '%s'\n", keymatexportlabel);
|
|
BIO_printf(bio, " Length: %i bytes\n", keymatexportlen);
|
|
exportedkeymat = app_malloc(keymatexportlen, "export key");
|
|
if (!SSL_export_keying_material(s, exportedkeymat,
|
|
keymatexportlen,
|
|
keymatexportlabel,
|
|
strlen(keymatexportlabel),
|
|
NULL, 0, 0)) {
|
|
BIO_printf(bio, " Error\n");
|
|
} else {
|
|
BIO_printf(bio, " Keying material: ");
|
|
for (i = 0; i < keymatexportlen; i++)
|
|
BIO_printf(bio, "%02X", exportedkeymat[i]);
|
|
BIO_printf(bio, "\n");
|
|
}
|
|
OPENSSL_free(exportedkeymat);
|
|
}
|
|
BIO_printf(bio, "---\n");
|
|
X509_free(peer);
|
|
/* flush, or debugging output gets mixed with http response */
|
|
(void)BIO_flush(bio);
|
|
}
|
|
|
|
# ifndef OPENSSL_NO_OCSP
|
|
static int ocsp_resp_cb(SSL *s, void *arg)
|
|
{
|
|
const unsigned char *p;
|
|
int len;
|
|
OCSP_RESPONSE *rsp;
|
|
len = SSL_get_tlsext_status_ocsp_resp(s, &p);
|
|
BIO_puts(arg, "OCSP response: ");
|
|
if (!p) {
|
|
BIO_puts(arg, "no response sent\n");
|
|
return 1;
|
|
}
|
|
rsp = d2i_OCSP_RESPONSE(NULL, &p, len);
|
|
if (!rsp) {
|
|
BIO_puts(arg, "response parse error\n");
|
|
BIO_dump_indent(arg, (char *)p, len, 4);
|
|
return 0;
|
|
}
|
|
BIO_puts(arg, "\n======================================\n");
|
|
OCSP_RESPONSE_print(arg, rsp, 0);
|
|
BIO_puts(arg, "======================================\n");
|
|
OCSP_RESPONSE_free(rsp);
|
|
return 1;
|
|
}
|
|
# endif
|
|
|
|
#endif /* OPENSSL_NO_SOCK */
|