X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=apps%2Fs_client.c;h=362f005cc5eb6e0132284e368b90d04a7d2c658e;hp=56a7081cab8f2b6f69a35c72713155a99c6448f1;hb=fd3397fc47bfd92e7e33d88aa566cb0c8bd29330;hpb=1d8b4eb2b478651f820423789d7a91b9b4c2d009 diff --git a/apps/s_client.c b/apps/s_client.c index 56a7081cab..fa5cb95f68 100644 --- a/apps/s_client.c +++ b/apps/s_client.c @@ -1,39 +1,14 @@ /* - * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved. + * Copyright 2005 Nokia. All rights reserved. * - * Licensed under the OpenSSL license (the "License"). You may not use + * Licensed under the Apache License 2.0 (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ -/* ==================================================================== - * Copyright 2005 Nokia. All rights reserved. - * - * The portions of the attached software ("Contribution") is developed by - * Nokia Corporation and is licensed pursuant to the OpenSSL open source - * license. - * - * The Contribution, originally written by Mika Kousa and Pasi Eronen of - * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites - * support (see RFC 4279) to OpenSSL. - * - * No patent licenses or other rights except those expressly stated in - * the OpenSSL open source license shall be deemed granted or received - * expressly, by implication, estoppel, or otherwise. - * - * No assurances are provided by Nokia that the Contribution does not - * infringe the patent or other intellectual property rights of any third - * party or that the license provides you with all the necessary rights - * to make use of the Contribution. - * - * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN - * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA - * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY - * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR - * OTHERWISE. - */ - +#include "e_os.h" #include #include #include @@ -54,8 +29,8 @@ typedef unsigned int u_int; #endif -#define USE_SOCKETS #include "apps.h" +#include "progs.h" #include #include #include @@ -63,6 +38,7 @@ typedef unsigned int u_int; #include #include #include +#include #include #ifndef OPENSSL_NO_SRP # include @@ -72,6 +48,7 @@ typedef unsigned int u_int; #endif #include "s_apps.h" #include "timeouts.h" +#include "internal/sockets.h" #if defined(__has_feature) # if __has_feature(memory_sanitizer) @@ -83,30 +60,23 @@ typedef unsigned int u_int; #define BUFSIZZ 1024*8 #define S_CLIENT_IRC_READ_TIMEOUT 8 -extern int verify_depth; -extern int verify_error; -extern int verify_return_error; -extern int verify_quiet; - static char *prog; -static int c_nbio = 0; -static int c_tlsextdebug = 0; -static int c_status_req = 0; static int c_debug = 0; -static int c_msg = 0; static int c_showcerts = 0; static char *keymatexportlabel = NULL; static int keymatexportlen = 20; static BIO *bio_c_out = NULL; -static BIO *bio_c_msg = NULL; static int c_quiet = 0; -static int c_ign_eof = 0; -static int c_brief = 0; +static char *sess_out = NULL; +static SSL_SESSION *psksess = NULL; static void print_stuff(BIO *berr, SSL *con, int full); #ifndef OPENSSL_NO_OCSP static int ocsp_resp_cb(SSL *s, void *arg); #endif +static int ldap_ExtendedResponse_parse(const char *buf, long rem); +static char *base64encode (const void *buf, size_t len); +static int is_dNS_name(const char *host); static int saved_errno; @@ -144,14 +114,10 @@ static void do_ssl_shutdown(SSL *ssl) } while (ret < 0); } - -#ifndef OPENSSL_NO_PSK /* Default PSK identity and key */ static char *psk_identity = "Client_identity"; -/* - * char *psk_key=NULL; by default PSK is not used - */ +#ifndef OPENSSL_NO_PSK static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, unsigned int max_identity_len, unsigned char *psk, @@ -168,8 +134,9 @@ static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, if (c_debug) BIO_printf(bio_c_out, "NULL received PSK identity hint, continuing anyway\n"); - } else if (c_debug) + } else if (c_debug) { BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint); + } /* * lookup PSK identity and PSK key based on the given identity hint here @@ -188,7 +155,7 @@ static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, psk_key); return 0; } - if (key_len > max_psk_len) { + if (max_psk_len > INT_MAX || key_len > (long)max_psk_len) { BIO_printf(bio_err, "psk buffer of callback is too small (%d) for key (%ld)\n", max_psk_len, key_len); @@ -210,6 +177,71 @@ static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, } #endif +const unsigned char tls13_aes128gcmsha256_id[] = { 0x13, 0x01 }; +const unsigned char tls13_aes256gcmsha384_id[] = { 0x13, 0x02 }; + +static int psk_use_session_cb(SSL *s, const EVP_MD *md, + const unsigned char **id, size_t *idlen, + SSL_SESSION **sess) +{ + SSL_SESSION *usesess = NULL; + const SSL_CIPHER *cipher = NULL; + + if (psksess != NULL) { + SSL_SESSION_up_ref(psksess); + usesess = psksess; + } else { + long key_len; + unsigned char *key = OPENSSL_hexstr2buf(psk_key, &key_len); + + if (key == NULL) { + BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n", + psk_key); + return 0; + } + + /* We default to SHA-256 */ + cipher = SSL_CIPHER_find(s, tls13_aes128gcmsha256_id); + if (cipher == NULL) { + BIO_printf(bio_err, "Error finding suitable ciphersuite\n"); + OPENSSL_free(key); + return 0; + } + + usesess = SSL_SESSION_new(); + if (usesess == NULL + || !SSL_SESSION_set1_master_key(usesess, key, key_len) + || !SSL_SESSION_set_cipher(usesess, cipher) + || !SSL_SESSION_set_protocol_version(usesess, TLS1_3_VERSION)) { + OPENSSL_free(key); + goto err; + } + OPENSSL_free(key); + } + + cipher = SSL_SESSION_get0_cipher(usesess); + if (cipher == NULL) + goto err; + + if (md != NULL && SSL_CIPHER_get_handshake_digest(cipher) != md) { + /* PSK not usable, ignore it */ + *id = NULL; + *idlen = 0; + *sess = NULL; + SSL_SESSION_free(usesess); + } else { + *sess = usesess; + *id = (unsigned char *)psk_identity; + *idlen = strlen(psk_identity); + } + + return 1; + + err: + SSL_SESSION_free(usesess); + return 0; +} + /* This is a context that we pass to callbacks */ typedef struct tlsextctx_st { BIO *biodebug; @@ -240,8 +272,6 @@ typedef struct srp_arg_st { int strength; /* minimal size for N */ } SRP_ARG; -# define SRP_NUMBER_ITERATIONS_FOR_PRIME 64 - static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) { BN_CTX *bn_ctx = BN_CTX_new(); @@ -249,10 +279,10 @@ static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) BIGNUM *r = BN_new(); int ret = g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) && - BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && + BN_check_prime(N, bn_ctx, NULL) == 1 && p != NULL && BN_rshift1(p, N) && /* p = (N-1)/2 */ - BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) && + BN_check_prime(p, bn_ctx, NULL) == 1 && r != NULL && /* verify g^((N-1)/2) == -1 (mod N) */ BN_mod_exp(r, g, p, N, bn_ctx) && @@ -339,8 +369,6 @@ static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg) #endif -static char *srtp_profiles = NULL; - #ifndef OPENSSL_NO_NEXTPROTONEG /* This the context that we pass to next_proto_cb */ typedef struct tlsextnextprotoctx_st { @@ -384,10 +412,11 @@ static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type, unsigned char ext_buf[4 + 65536]; /* Reconstruct the type/len fields prior to extension data */ - ext_buf[0] = ext_type >> 8; - ext_buf[1] = ext_type & 0xFF; - ext_buf[2] = inlen >> 8; - ext_buf[3] = inlen & 0xFF; + inlen &= 0xffff; /* for formal memcmpy correctness */ + ext_buf[0] = (unsigned char)(ext_type >> 8); + ext_buf[1] = (unsigned char)(ext_type); + ext_buf[2] = (unsigned char)(inlen >> 8); + ext_buf[3] = (unsigned char)(inlen); memcpy(ext_buf + 4, in, inlen); BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", @@ -404,7 +433,7 @@ static ossl_ssize_t hexdecode(const char **inptr, void *result) { unsigned char **out = (unsigned char **)result; const char *in = *inptr; - unsigned char *ret = app_malloc(strlen(in)/2, "hexdecode"); + unsigned char *ret = app_malloc(strlen(in) / 2, "hexdecode"); unsigned char *cp = ret; uint8_t byte; int nibble = 0; @@ -535,51 +564,59 @@ static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset) 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_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_BIND, OPT_UNIX, + OPT_XMPPHOST, OPT_VERIFY, OPT_NAMEOPT, 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_SSL_CLIENT_ENGINE, 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 + OPT_PSK_IDENTITY, OPT_PSK, OPT_PSK_SESS, #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_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_TLS1_3, OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1, + OPT_DTLS1_2, OPT_SCTP, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS, + OPT_CERT_CHAIN, OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, + OPT_NEXTPROTONEG, OPT_ALPN, + OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, + OPT_CAFILE, OPT_NOCAFILE, OPT_CHAINCAFILE, OPT_VERIFYCAFILE, + OPT_CASTORE, OPT_NOCASTORE, OPT_CHAINCASTORE, OPT_VERIFYCASTORE, + OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, OPT_NOSERVERNAME, OPT_ASYNC, + OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_PROTOHOST, + OPT_MAXFRAGLEN, OPT_MAX_SEND_FRAG, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, + OPT_READ_BUF, OPT_KEYLOG_FILE, OPT_EARLY_DATA, OPT_REQCAFILE, OPT_V_ENUM, OPT_X_ENUM, OPT_S_ENUM, - OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN, + OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_PROXY_USER, OPT_PROXY_PASS, + OPT_DANE_TLSA_DOMAIN, #ifndef OPENSSL_NO_CT OPT_CT, OPT_NOCT, OPT_CTLOG_FILE, #endif - OPT_DANE_TLSA_RRDATA + OPT_DANE_TLSA_RRDATA, OPT_DANE_EE_NO_NAME, + OPT_ENABLE_PHA, + OPT_SCTP_LABEL_BUG, + OPT_R_ENUM } OPTION_CHOICE; -OPTIONS s_client_options[] = { +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 ")"}, + {"bind", OPT_BIND, 's', "bind local address for connection"}, {"proxy", OPT_PROXY, 's', "Connect to via specified proxy to the real server"}, + {"proxy_user", OPT_PROXY_USER, 's', "UserID for proxy authentication"}, + {"proxy_pass", OPT_PROXY_PASS, 's', "Proxy authentication password source"}, #ifdef AF_UNIX - {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"}, + {"unix", OPT_UNIX, 's', "Connect over the specified Unix-domain socket"}, #endif {"4", OPT_4, '-', "Use IPv4 only"}, #ifdef AF_INET6 @@ -589,21 +626,30 @@ OPTIONS s_client_options[] = { {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"}, {"certform", OPT_CERTFORM, 'F', "Certificate format (PEM or DER) PEM default"}, - {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"}, - {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"}, + {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"}, + {"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"}, + {"CAstore", OPT_CAFILE, ':', "URI to store 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"}, + {"no-CAstore", OPT_NOCAPATH, '-', + "Do not load certificates from the default certificates store"}, + {"requestCAfile", OPT_REQCAFILE, '<', + "PEM format file of CA names to send to the server"}, {"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"}, + {"showcerts", OPT_SHOWCERTS, '-', + "Show all certificates sent by the server"}, {"debug", OPT_DEBUG, '-', "Extra output"}, {"msg", OPT_MSG, '-', "Show protocol messages"}, {"msgfile", OPT_MSGFILE, '>', @@ -617,19 +663,23 @@ OPTIONS s_client_options[] = { {"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"}, + "Alias of -name option for \"-starttls xmpp[-server]\""}, + OPT_R_OPTIONS, {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"}, {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"}, +#ifndef OPENSSL_NO_SRTP {"use_srtp", OPT_USE_SRTP, 's', "Offer SRTP key management with a colon-separated profile list"}, +#endif {"keymatexport", OPT_KEYMATEXPORT, 's', "Export keying material using label"}, {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p', "Export len bytes of keying material (default 20)"}, + {"maxfraglen", OPT_MAXFRAGLEN, 'p', + "Enable Maximum Fragment Length Negotiation (len values: 512, 1024, 2048 and 4096)"}, {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"}, - {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""}, + {"name", OPT_PROTOHOST, 's', + "Hostname to use for \"-starttls lmtp\", \"-starttls smtp\" or \"-starttls xmpp[-server]\""}, {"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"}, @@ -655,9 +705,15 @@ OPTIONS s_client_options[] = { "CA file for certificate chain (PEM format)"}, {"verifyCAfile", OPT_VERIFYCAFILE, '<', "CA file for certificate verification (PEM format)"}, + {"chainCAstore", OPT_CHAINCASTORE, ':', + "CA store URI for certificate chain"}, + {"verifyCAstore", OPT_VERIFYCASTORE, ':', + "CA store URI for certificate verification"}, {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"}, {"servername", OPT_SERVERNAME, 's', - "Set TLS extension servername in ClientHello"}, + "Set TLS extension servername (SNI) in ClientHello (default)"}, + {"noservername", OPT_NOSERVERNAME, '-', + "Do not send the server name (SNI) extension in the ClientHello"}, {"tlsextdebug", OPT_TLSEXTDEBUG, '-', "Hex dump of all TLS extensions received"}, #ifndef OPENSSL_NO_OCSP @@ -669,11 +725,12 @@ OPTIONS s_client_options[] = { "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', + {"max_send_frag", OPT_MAX_SEND_FRAG, 'p', "Maximum Size of send frames "}, + {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'p', "Size used to split data for encrypt pipelines"}, - {"max_pipelines", OPT_MAX_PIPELINES, 'n', + {"max_pipelines", OPT_MAX_PIPELINES, 'p', "Maximum number of encrypt/decrypt pipelines to be used"}, - {"read_buf", OPT_READ_BUF, 'n', + {"read_buf", OPT_READ_BUF, 'p', "Default read buffer size to be used for connections"}, OPT_S_OPTIONS, OPT_V_OPTIONS, @@ -690,6 +747,9 @@ OPTIONS s_client_options[] = { #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, '-', @@ -702,6 +762,10 @@ OPTIONS s_client_options[] = { #ifndef OPENSSL_NO_DTLS1_2 {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"}, #endif +#ifndef OPENSSL_NO_SCTP + {"sctp", OPT_SCTP, '-', "Use SCTP"}, + {"sctp_label_bug", OPT_SCTP_LABEL_BUG, '-', "Enable SCTP label length bug"}, +#endif #ifndef OPENSSL_NO_SSL_TRACE {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"}, #endif @@ -709,10 +773,9 @@ OPTIONS s_client_options[] = { {"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 + {"psk_session", OPT_PSK_SESS, '<', "File to read PSK SSL session from"}, #ifndef OPENSSL_NO_SRP {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"}, {"srppass", OPT_SRPPASS, 's', "Password for 'user'"}, @@ -736,6 +799,9 @@ OPTIONS s_client_options[] = { {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"}, {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"}, #endif + {"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"}, + {"early_data", OPT_EARLY_DATA, '<', "File to send as early data"}, + {"enable_pha", OPT_ENABLE_PHA, '-', "Enable post-handshake-authentication"}, {NULL, OPT_EOF, 0x00, NULL} }; @@ -749,7 +815,13 @@ typedef enum PROTOCOL_choice { PROTO_XMPP, PROTO_XMPP_SERVER, PROTO_CONNECT, - PROTO_IRC + PROTO_IRC, + PROTO_MYSQL, + PROTO_POSTGRES, + PROTO_LMTP, + PROTO_NNTP, + PROTO_SIEVE, + PROTO_LDAP } PROTOCOL_CHOICE; static const OPT_PAIR services[] = { @@ -761,6 +833,12 @@ static const OPT_PAIR services[] = { {"xmpp-server", PROTO_XMPP_SERVER}, {"telnet", PROTO_TELNET}, {"irc", PROTO_IRC}, + {"mysql", PROTO_MYSQL}, + {"postgres", PROTO_POSTGRES}, + {"lmtp", PROTO_LMTP}, + {"nntp", PROTO_NNTP}, + {"sieve", PROTO_SIEVE}, + {"ldap", PROTO_LDAP}, {NULL, 0} }; @@ -768,6 +846,10 @@ static const OPT_PAIR services[] = { (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) { @@ -777,6 +859,38 @@ static void freeandcopy(char **dest, const char *source) *dest = OPENSSL_strdup(source); } +static int new_session_cb(SSL *s, SSL_SESSION *sess) +{ + + if (sess_out != NULL) { + BIO *stmp = BIO_new_file(sess_out, "w"); + + if (stmp == NULL) { + BIO_printf(bio_err, "Error writing session file %s\n", sess_out); + } else { + PEM_write_bio_SSL_SESSION(stmp, sess); + BIO_free(stmp); + } + } + + /* + * Session data gets dumped on connection for TLSv1.2 and below, and on + * arrival of the NewSessionTicket for TLSv1.3. + */ + if (SSL_version(s) == TLS1_3_VERSION) { + BIO_printf(bio_c_out, + "---\nPost-Handshake New Session Ticket arrived:\n"); + SSL_SESSION_print(bio_c_out, sess); + BIO_printf(bio_c_out, "---\n"); + } + + /* + * We always return a "fail" response so that the session gets freed again + * because we haven't used the reference. + */ + return 0; +} + int s_client_main(int argc, char **argv) { BIO *sbio; @@ -791,21 +905,26 @@ int s_client_main(int argc, char **argv) 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(); - char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL; - char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL; + const char *CApath = NULL, *CAfile = NULL, *CAstore = NULL; + char *cbuf = NULL, *sbuf = NULL, *mbuf = NULL; + char *proxystr = NULL, *proxyuser = NULL; + char *proxypassarg = NULL, *proxypass = NULL; + char *connectstr = NULL, *bindstr = NULL; char *cert_file = NULL, *key_file = NULL, *chain_file = NULL; - char *chCApath = NULL, *chCAfile = NULL, *host = NULL; + char *chCApath = NULL, *chCAfile = NULL, *chCAstore = 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"; + char *bindhost = NULL, *bindport = NULL; + char *passarg = NULL, *pass = NULL; + char *vfyCApath = NULL, *vfyCAfile = NULL, *vfyCAstore = NULL; + char *ReqCAfile = NULL; + char *sess_in = NULL, *crl_file = NULL, *p; + const char *protohost = NULL; struct timeval timeout, *timeoutp; fd_set readfds, writefds; - int noCApath = 0, noCAfile = 0; + int noCApath = 0, noCAfile = 0, noCAstore = 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; @@ -813,13 +932,14 @@ int s_client_main(int argc, char **argv) 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 socket_family = AF_UNSPEC, socket_type = SOCK_STREAM, protocol = 0; 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; @@ -832,7 +952,8 @@ int s_client_main(int argc, char **argv) #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) struct timeval tv; #endif - char *servername = NULL; + const char *servername = NULL; + int noservername = 0; const char *alpn_in = NULL; tlsextctx tlsextcbp = { NULL, 0 }; const char *ssl_config = NULL; @@ -847,16 +968,35 @@ int s_client_main(int argc, char **argv) int srp_lateuser = 0; SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 }; #endif +#ifndef OPENSSL_NO_SRTP + char *srtp_profiles = NULL; +#endif #ifndef OPENSSL_NO_CT char *ctlog_file = NULL; int ct_validation = 0; #endif - int min_version = 0, max_version = 0; + 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; + unsigned int max_send_fragment = 0; + unsigned int split_send_fragment = 0, max_pipelines = 0; enum { use_inet, use_unix, use_unknown } connect_type = use_unknown; int count4or6 = 0; + uint8_t maxfraglen = 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; + const char *keylog_file = NULL, *early_data_file = NULL; +#ifndef OPENSSL_NO_DTLS + int isdtls = 0; +#endif + char *psksessf = NULL; + int enable_pha = 0; +#ifndef OPENSSL_NO_SCTP + int sctp_label_bug = 0; +#endif FD_ZERO(&readfds); FD_ZERO(&writefds); @@ -870,17 +1010,10 @@ int s_client_main(int argc, char **argv) prog = opt_progname(argv[0]); c_quiet = 0; - c_ign_eof = 0; c_debug = 0; - c_msg = 0; c_showcerts = 0; c_nbio = 0; - verify_depth = 0; - verify_error = X509_V_OK; vpm = X509_VERIFY_PARAM_new(); - cbuf = app_malloc(BUFSIZZ, "cbuf"); - sbuf = app_malloc(BUFSIZZ, "sbuf"); - mbuf = app_malloc(BUFSIZZ, "mbuf"); cctx = SSL_CONF_CTX_new(); if (vpm == NULL || cctx == NULL) { @@ -888,6 +1021,10 @@ int s_client_main(int argc, char **argv) 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); @@ -895,16 +1032,29 @@ int s_client_main(int argc, char **argv) /* 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); + "%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); + "%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_'\n"); + goto end; + } + switch (o) { case OPT_EOF: case OPT_ERR: @@ -939,10 +1089,19 @@ int s_client_main(int argc, char **argv) connect_type = use_inet; freeandcopy(&connectstr, opt_arg()); break; + case OPT_BIND: + freeandcopy(&bindstr, opt_arg()); + break; case OPT_PROXY: proxystr = opt_arg(); starttls_proto = PROTO_CONNECT; break; + case OPT_PROXY_USER: + proxyuser = opt_arg(); + break; + case OPT_PROXY_PASS: + proxypassarg = opt_arg(); + break; #ifdef AF_UNIX case OPT_UNIX: connect_type = use_unix; @@ -951,20 +1110,23 @@ int s_client_main(int argc, char **argv) break; #endif case OPT_XMPPHOST: - xmpphost = opt_arg(); - break; - case OPT_SMTPHOST: - ehlo = opt_arg(); + /* fall through, since this is an alias */ + case OPT_PROTOHOST: + protohost = opt_arg(); break; case OPT_VERIFY: verify = SSL_VERIFY_PEER; - verify_depth = atoi(opt_arg()); + verify_args.depth = atoi(opt_arg()); if (!c_quiet) - BIO_printf(bio_err, "verify depth is %d\n", verify_depth); + BIO_printf(bio_err, "verify depth is %d\n", verify_args.depth); break; case OPT_CERT: cert_file = opt_arg(); break; + case OPT_NAMEOPT: + if (!set_nameopt(opt_arg())) + goto end; + break; case OPT_CRL: crl_file = opt_arg(); break; @@ -986,13 +1148,14 @@ int s_client_main(int argc, char **argv) goto opthelp; break; case OPT_VERIFY_RET_ERROR: - verify_return_error = 1; + verify = SSL_VERIFY_PEER; + verify_args.return_error = 1; break; case OPT_VERIFY_QUIET: - verify_quiet = 1; + verify_args.quiet = 1; break; case OPT_BRIEF: - c_brief = verify_quiet = c_quiet = 1; + c_brief = verify_args.quiet = c_quiet = 1; break; case OPT_S_CASES: if (ssl_args == NULL) @@ -1040,8 +1203,9 @@ int s_client_main(int argc, char **argv) } #endif break; - case OPT_RAND: - inrand = opt_arg(); + case OPT_R_CASES: + if (!opt_rand(o)) + goto end; break; case OPT_IGN_EOF: c_ign_eof = 1; @@ -1056,7 +1220,9 @@ int s_client_main(int argc, char **argv) c_tlsextdebug = 1; break; case OPT_STATUS: +#ifndef OPENSSL_NO_OCSP c_status_req = 1; +#endif break; case OPT_WDEBUG: #ifdef WATT32 @@ -1089,7 +1255,6 @@ int s_client_main(int argc, char **argv) case OPT_STATE: state = 1; break; -#ifndef OPENSSL_NO_PSK case OPT_PSK_IDENTITY: psk_identity = opt_arg(); break; @@ -1101,7 +1266,9 @@ int s_client_main(int argc, char **argv) goto end; } break; -#endif + case OPT_PSK_SESS: + psksessf = opt_arg(); + break; #ifndef OPENSSL_NO_SRP case OPT_SRPUSER: srp_arg.srplogin = opt_arg(); @@ -1138,6 +1305,10 @@ int s_client_main(int argc, char **argv) min_version = SSL3_VERSION; max_version = SSL3_VERSION; break; + case OPT_TLS1_3: + min_version = TLS1_3_VERSION; + max_version = TLS1_3_VERSION; + break; case OPT_TLS1_2: min_version = TLS1_2_VERSION; max_version = TLS1_2_VERSION; @@ -1154,6 +1325,7 @@ int s_client_main(int argc, char **argv) #ifndef OPENSSL_NO_DTLS meth = DTLS_client_method(); socket_type = SOCK_DGRAM; + isdtls = 1; #endif break; case OPT_DTLS1: @@ -1162,6 +1334,7 @@ int s_client_main(int argc, char **argv) min_version = DTLS1_VERSION; max_version = DTLS1_VERSION; socket_type = SOCK_DGRAM; + isdtls = 1; #endif break; case OPT_DTLS1_2: @@ -1170,6 +1343,17 @@ int s_client_main(int argc, char **argv) min_version = DTLS1_2_VERSION; max_version = DTLS1_2_VERSION; socket_type = SOCK_DGRAM; + isdtls = 1; +#endif + break; + case OPT_SCTP: +#ifndef OPENSSL_NO_SCTP + protocol = IPPROTO_SCTP; +#endif + break; + case OPT_SCTP_LABEL_BUG: +#ifndef OPENSSL_NO_SCTP + sctp_label_bug = 1; #endif break; case OPT_TIMEOUT: @@ -1186,7 +1370,7 @@ int s_client_main(int argc, char **argv) fallback_scsv = 1; break; case OPT_KEYFORM: - if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format)) + if (!opt_format(opt_arg(), OPT_FMT_PDE, &key_format)) goto opthelp; break; case OPT_PASS: @@ -1216,6 +1400,9 @@ int s_client_main(int argc, char **argv) case OPT_BUILD_CHAIN: build_chain = 1; break; + case OPT_REQCAFILE: + ReqCAfile = opt_arg(); + break; case OPT_CAFILE: CAfile = opt_arg(); break; @@ -1239,6 +1426,18 @@ int s_client_main(int argc, char **argv) case OPT_VERIFYCAFILE: vfyCAfile = opt_arg(); break; + case OPT_CASTORE: + CAstore = opt_arg(); + break; + case OPT_NOCASTORE: + noCAstore = 1; + break; + case OPT_CHAINCASTORE: + chCAstore = opt_arg(); + break; + case OPT_VERIFYCASTORE: + vfyCAstore = opt_arg(); + break; case OPT_DANE_TLSA_DOMAIN: dane_tlsa_domain = opt_arg(); break; @@ -1251,6 +1450,9 @@ int s_client_main(int argc, char **argv) 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(); @@ -1278,8 +1480,13 @@ int s_client_main(int argc, char **argv) case OPT_SERVERNAME: servername = opt_arg(); break; + case OPT_NOSERVERNAME: + noservername = 1; + break; case OPT_USE_SRTP: +#ifndef OPENSSL_NO_SRTP srtp_profiles = opt_arg(); +#endif break; case OPT_KEYMATEXPORT: keymatexportlabel = opt_arg(); @@ -1290,15 +1497,33 @@ int s_client_main(int argc, char **argv) case OPT_ASYNC: async = 1; break; + case OPT_MAXFRAGLEN: + len = atoi(opt_arg()); + switch (len) { + case 512: + maxfraglen = TLSEXT_max_fragment_length_512; + break; + case 1024: + maxfraglen = TLSEXT_max_fragment_length_1024; + break; + case 2048: + maxfraglen = TLSEXT_max_fragment_length_2048; + break; + case 4096: + maxfraglen = TLSEXT_max_fragment_length_4096; + break; + default: + BIO_printf(bio_err, + "%s: Max Fragment Len %u is out of permitted values", + prog, len); + goto opthelp; + } + break; + case OPT_MAX_SEND_FRAG: + max_send_fragment = atoi(opt_arg()); + break; case OPT_SPLIT_SEND_FRAG: split_send_fragment = atoi(opt_arg()); - if (split_send_fragment == 0) { - /* - * Not allowed - set to a deliberately bad value so we get an - * error message below - */ - split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1; - } break; case OPT_MAX_PIPELINES: max_pipelines = atoi(opt_arg()); @@ -1306,21 +1531,65 @@ int s_client_main(int argc, char **argv) case OPT_READ_BUF: read_buf_len = atoi(opt_arg()); break; + case OPT_KEYLOG_FILE: + keylog_file = opt_arg(); + break; + case OPT_EARLY_DATA: + early_data_file = opt_arg(); + break; + case OPT_ENABLE_PHA: + enable_pha = 1; + break; } } + if (count4or6 >= 2) { BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog); goto opthelp; } + if (noservername) { + if (servername != NULL) { + BIO_printf(bio_err, + "%s: Can't use -servername and -noservername together\n", + prog); + goto opthelp; + } + if (dane_tlsa_domain != NULL) { + BIO_printf(bio_err, + "%s: Can't use -dane_tlsa_domain and -noservername together\n", + prog); + goto opthelp; + } + } argc = opt_num_rest(); - if (argc != 0) + if (argc == 1) { + /* If there's a positional argument, it's the equivalent of + * OPT_CONNECT. + * Don't allow -connect and a separate argument. + */ + if (connectstr != NULL) { + BIO_printf(bio_err, + "%s: must not provide both -connect option and target parameter\n", + prog); + goto opthelp; + } + connect_type = use_inet; + freeandcopy(&connectstr, *opt_rest()); + } else if (argc != 0) { goto opthelp; + } - if (proxystr) { +#ifndef OPENSSL_NO_NEXTPROTONEG + if (min_version == TLS1_3_VERSION && next_proto_neg_in != NULL) { + BIO_printf(bio_err, "Cannot supply -nextprotoneg with TLSv1.3\n"); + goto opthelp; + } +#endif + if (proxystr != NULL) { int res; char *tmp_host = host, *tmp_port = port; if (connectstr == NULL) { - BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog); + BIO_printf(bio_err, "%s: -proxy requires use of -connect or target parameter\n", prog); goto opthelp; } res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST); @@ -1329,8 +1598,8 @@ int s_client_main(int argc, char **argv) if (tmp_port != port) OPENSSL_free(tmp_port); if (!res) { - BIO_printf(bio_err, "%s: -proxy argument malformed or ambiguous\n", - prog); + BIO_printf(bio_err, + "%s: -proxy argument malformed or ambiguous\n", prog); goto end; } } else { @@ -1345,27 +1614,42 @@ int s_client_main(int argc, char **argv) OPENSSL_free(tmp_port); if (!res) { BIO_printf(bio_err, - "%s: -connect argument malformed or ambiguous\n", + "%s: -connect argument or target parameter malformed or ambiguous\n", prog); goto end; } } + if (bindstr != NULL) { + int res; + res = BIO_parse_hostserv(bindstr, &bindhost, &bindport, + BIO_PARSE_PRIO_HOST); + if (!res) { + BIO_printf(bio_err, + "%s: -bind argument parameter malformed or ambiguous\n", + prog); + goto end; + } + } + +#ifdef AF_UNIX if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) { BIO_printf(bio_err, "Can't use unix sockets and datagrams together\n"); goto end; } +#endif - 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; +#ifndef OPENSSL_NO_SCTP + if (protocol == IPPROTO_SCTP) { + if (socket_type != SOCK_DGRAM) { + BIO_printf(bio_err, "Can't use -sctp without DTLS\n"); + goto end; + } + /* SCTP is unusual. It uses DTLS over a SOCK_STREAM protocol */ + socket_type = SOCK_STREAM; } +#endif #if !defined(OPENSSL_NO_NEXTPROTONEG) next_proto.status = -1; @@ -1381,14 +1665,24 @@ int s_client_main(int argc, char **argv) #endif if (!app_passwd(passarg, NULL, &pass, NULL)) { - BIO_printf(bio_err, "Error getting password\n"); + BIO_printf(bio_err, "Error getting private key password\n"); + goto end; + } + + if (!app_passwd(proxypassarg, NULL, &proxypass, NULL)) { + BIO_printf(bio_err, "Error getting proxy password\n"); + goto end; + } + + if (proxypass != NULL && proxyuser == NULL) { + BIO_printf(bio_err, "Error: Must specify proxy_user with proxy_pass\n"); goto end; } if (key_file == NULL) key_file = cert_file; - if (key_file) { + if (key_file != NULL) { key = load_key(key_file, key_format, 0, pass, e, "client certificate private key file"); if (key == NULL) { @@ -1397,7 +1691,7 @@ int s_client_main(int argc, char **argv) } } - if (cert_file) { + if (cert_file != NULL) { cert = load_cert(cert_file, cert_format, "client certificate file"); if (cert == NULL) { ERR_print_errors(bio_err); @@ -1405,13 +1699,13 @@ int s_client_main(int argc, char **argv) } } - if (chain_file) { + if (chain_file != NULL) { if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL, "client certificate chain")) goto end; } - if (crl_file) { + if (crl_file != NULL) { X509_CRL *crl; crl = load_crl(crl_file, crl_format); if (crl == NULL) { @@ -1431,20 +1725,10 @@ int s_client_main(int argc, char **argv) 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) + if (c_msg && bio_c_msg == NULL) bio_c_msg = dup_bio_out(FORMAT_TEXT); } else if (bio_c_out == NULL) bio_c_out = dup_bio_out(FORMAT_TEXT); @@ -1462,21 +1746,33 @@ int s_client_main(int argc, char **argv) goto end; } + SSL_CTX_clear_mode(ctx, SSL_MODE_AUTO_RETRY); + if (sdebug) ssl_ctx_security_debug(ctx, sdebug); - if (ssl_config) { + if (!config_ctx(cctx, ssl_args, ctx)) + goto end; + + if (ssl_config != NULL) { if (SSL_CTX_config(ctx, ssl_config) == 0) { BIO_printf(bio_err, "Error using configuration \"%s\"\n", ssl_config); - ERR_print_errors(bio_err); - goto end; + ERR_print_errors(bio_err); + goto end; } } - if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0) +#ifndef OPENSSL_NO_SCTP + if (protocol == IPPROTO_SCTP && sctp_label_bug == 1) + SSL_CTX_set_mode(ctx, SSL_MODE_DTLS_SCTP_LABEL_LENGTH_BUG); +#endif + + if (min_version != 0 + && SSL_CTX_set_min_proto_version(ctx, min_version) == 0) goto end; - if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0) + if (max_version != 0 + && SSL_CTX_set_max_proto_version(ctx, max_version) == 0) goto end; if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) { @@ -1488,26 +1784,59 @@ int s_client_main(int argc, char **argv) if (async) { SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC); } - if (split_send_fragment > 0) { - SSL_CTX_set_split_send_fragment(ctx, split_send_fragment); + + if (max_send_fragment > 0 + && !SSL_CTX_set_max_send_fragment(ctx, max_send_fragment)) { + BIO_printf(bio_err, "%s: Max send fragment size %u is out of permitted range\n", + prog, max_send_fragment); + goto end; + } + + if (split_send_fragment > 0 + && !SSL_CTX_set_split_send_fragment(ctx, split_send_fragment)) { + BIO_printf(bio_err, "%s: Split send fragment size %u is out of permitted range\n", + prog, split_send_fragment); + goto end; } - if (max_pipelines > 0) { - SSL_CTX_set_max_pipelines(ctx, max_pipelines); + + if (max_pipelines > 0 + && !SSL_CTX_set_max_pipelines(ctx, max_pipelines)) { + BIO_printf(bio_err, "%s: Max pipelines %u is out of permitted range\n", + prog, max_pipelines); + goto end; } if (read_buf_len > 0) { SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len); } - if (!config_ctx(cctx, ssl_args, ctx)) + if (maxfraglen > 0 + && !SSL_CTX_set_tlsext_max_fragment_length(ctx, maxfraglen)) { + BIO_printf(bio_err, + "%s: Max Fragment Length code %u is out of permitted values" + "\n", prog, maxfraglen); goto end; + } - if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, + if (!ssl_load_stores(ctx, + vfyCApath, vfyCAfile, vfyCAstore, + chCApath, chCAfile, chCAstore, crls, crl_download)) { BIO_printf(bio_err, "Error loading store locations\n"); ERR_print_errors(bio_err); goto end; } + if (ReqCAfile != NULL) { + STACK_OF(X509_NAME) *nm = sk_X509_NAME_new_null(); + + if (nm == NULL || !SSL_add_file_cert_subjects_to_stack(nm, ReqCAfile)) { + sk_X509_NAME_pop_free(nm, X509_NAME_free); + BIO_printf(bio_err, "Error loading CA names\n"); + ERR_print_errors(bio_err); + goto end; + } + SSL_CTX_set0_CA_list(ctx, nm); + } #ifndef OPENSSL_NO_ENGINE if (ssl_client_engine) { if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) { @@ -1523,11 +1852,29 @@ int s_client_main(int argc, char **argv) #ifndef OPENSSL_NO_PSK if (psk_key != NULL) { if (c_debug) - BIO_printf(bio_c_out, - "PSK key given, setting client callback\n"); + BIO_printf(bio_c_out, "PSK key given, setting client callback\n"); SSL_CTX_set_psk_client_callback(ctx, psk_client_cb); } #endif + if (psksessf != NULL) { + BIO *stmp = BIO_new_file(psksessf, "r"); + + if (stmp == NULL) { + BIO_printf(bio_err, "Can't open PSK session file %s\n", psksessf); + ERR_print_errors(bio_err); + goto end; + } + psksess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL); + BIO_free(stmp); + if (psksess == NULL) { + BIO_printf(bio_err, "Can't read PSK session file %s\n", psksessf); + ERR_print_errors(bio_err); + goto end; + } + } + if (psk_key != NULL || psksess != NULL) + SSL_CTX_set_psk_use_session_callback(ctx, psk_use_session_cb); + #ifndef OPENSSL_NO_SRTP if (srtp_profiles != NULL) { /* Returns 0 on success! */ @@ -1539,11 +1886,11 @@ int s_client_main(int argc, char **argv) } #endif - if (exc) + if (exc != NULL) ssl_ctx_set_excert(ctx, exc); #if !defined(OPENSSL_NO_NEXTPROTONEG) - if (next_proto.data) + if (next_proto.data != NULL) SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto); #endif if (alpn_in) { @@ -1556,7 +1903,7 @@ int s_client_main(int argc, char **argv) } /* Returns 0 on success! */ if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) { - BIO_printf(bio_err, "Error setting ALPN\n"); + BIO_printf(bio_err, "Error setting ALPN\n"); goto end; } OPENSSL_free(alpn); @@ -1568,8 +1915,8 @@ int s_client_main(int argc, char **argv) NULL, NULL, NULL, serverinfo_cli_parse_cb, NULL)) { BIO_printf(bio_err, - "Warning: Unable to add custom extension %u, skipping\n", - serverinfo_types[i]); + "Warning: Unable to add custom extension %u, skipping\n", + serverinfo_types[i]); } } @@ -1602,7 +1949,8 @@ int s_client_main(int argc, char **argv) SSL_CTX_set_verify(ctx, verify, verify_callback); - if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) { + if (!ctx_set_verify_locations(ctx, CAfile, noCAfile, CApath, noCApath, + CAstore, noCAstore)) { ERR_print_errors(bio_err); goto end; } @@ -1612,7 +1960,7 @@ int s_client_main(int argc, char **argv) if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain)) goto end; - if (servername != NULL) { + if (!noservername) { tlsextcbp.biodebug = bio_err; SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); @@ -1637,24 +1985,43 @@ int s_client_main(int argc, char **argv) if (dane_tlsa_domain != NULL) { if (SSL_CTX_dane_enable(ctx) <= 0) { BIO_printf(bio_err, - "%s: Error enabling DANE TLSA authentication.\n", prog); + "%s: Error enabling DANE TLSA authentication.\n", + prog); ERR_print_errors(bio_err); goto end; } } + /* + * In TLSv1.3 NewSessionTicket messages arrive after the handshake and can + * come at any time. Therefore we use a callback to write out the session + * when we know about it. This approach works for < TLSv1.3 as well. + */ + SSL_CTX_set_session_cache_mode(ctx, SSL_SESS_CACHE_CLIENT + | SSL_SESS_CACHE_NO_INTERNAL_STORE); + SSL_CTX_sess_set_new_cb(ctx, new_session_cb); + + if (set_keylog_file(ctx, keylog_file)) + goto end; + con = SSL_new(ctx); - if (sess_in) { + if (con == NULL) + goto end; + + if (enable_pha) + SSL_set_post_handshake_auth(con, 1); + + if (sess_in != NULL) { SSL_SESSION *sess; BIO *stmp = BIO_new_file(sess_in, "r"); - if (!stmp) { + if (stmp == NULL) { 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) { + if (sess == NULL) { BIO_printf(bio_err, "Can't open session file %s\n", sess_in); ERR_print_errors(bio_err); goto end; @@ -1664,14 +2031,19 @@ int s_client_main(int argc, char **argv) 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)) { + if (!noservername && (servername != NULL || dane_tlsa_domain == NULL)) { + if (servername == NULL) { + if(host == NULL || is_dNS_name(host)) + servername = (host == NULL) ? "localhost" : host; + } + if (servername != NULL && !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; @@ -1687,7 +2059,7 @@ int s_client_main(int argc, char **argv) } if (dane_tlsa_rrset == NULL) { BIO_printf(bio_err, "%s: DANE TLSA authentication requires at " - "least one -dane_tlsa_rrset option.\n", prog); + "least one -dane_tlsa_rrdata option.\n", prog); goto end; } if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) { @@ -1695,6 +2067,8 @@ int s_client_main(int argc, char **argv) "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); @@ -1702,8 +2076,8 @@ int s_client_main(int argc, char **argv) } re_start: - if (init_client(&s, host, port, socket_family, socket_type) == 0) - { + if (init_client(&s, host, port, bindhost, bindport, socket_family, + socket_type, protocol) == 0) { BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error()); BIO_closesocket(s); goto end; @@ -1718,19 +2092,32 @@ int s_client_main(int argc, char **argv) BIO_printf(bio_c_out, "Turned on non blocking io\n"); } #ifndef OPENSSL_NO_DTLS - if (socket_type == SOCK_DGRAM) { - struct sockaddr peer; - int peerlen = sizeof peer; + if (isdtls) { + union BIO_sock_info_u peer_info; + +#ifndef OPENSSL_NO_SCTP + if (protocol == IPPROTO_SCTP) + sbio = BIO_new_dgram_sctp(s, BIO_NOCLOSE); + else +#endif + sbio = BIO_new_dgram(s, BIO_NOCLOSE); - sbio = BIO_new_dgram(s, BIO_NOCLOSE); - if (getsockname(s, &peer, (void *)&peerlen) < 0) { + 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); + (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; @@ -1755,9 +2142,10 @@ int s_client_main(int argc, char **argv) BIO_free(sbio); goto shut; } - } else + } 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); @@ -1799,7 +2187,10 @@ int s_client_main(int argc, char **argv) SSL_set_connect_state(con); /* ok, lets connect */ - width = SSL_get_fd(con) + 1; + if (fileno_stdin() > SSL_get_fd(con)) + width = fileno_stdin() + 1; + else + width = SSL_get_fd(con) + 1; read_tty = 1; write_tty = 0; @@ -1815,6 +2206,7 @@ int s_client_main(int argc, char **argv) switch ((PROTOCOL_CHOICE) starttls_proto) { case PROTO_OFF: break; + case PROTO_LMTP: case PROTO_SMTP: { /* @@ -1827,27 +2219,34 @@ int s_client_main(int argc, char **argv) */ int foundit = 0; BIO *fbio = BIO_new(BIO_f_buffer()); + BIO_push(fbio, sbio); - /* wait for multi-line response to end from SMTP */ + /* 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] == '-'); - BIO_printf(fbio, "EHLO %s\r\n", ehlo); + } while (mbuf_len > 3 && mbuf[3] == '-'); + if (protohost == NULL) + protohost = "mail.example.com"; + if (starttls_proto == (int)PROTO_LMTP) + BIO_printf(fbio, "LHLO %s\r\n", protohost); + else + BIO_printf(fbio, "EHLO %s\r\n", protohost); (void)BIO_flush(fbio); - /* wait for multi-line response to end EHLO SMTP response */ + /* + * 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] == '-'); + } 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," + "Didn't find STARTTLS in server response," " trying anyway...\n"); BIO_printf(sbio, "STARTTLS\r\n"); BIO_read(sbio, sbuf, BUFSIZZ); @@ -1868,6 +2267,7 @@ int s_client_main(int argc, char **argv) { int foundit = 0; BIO *fbio = BIO_new(BIO_f_buffer()); + BIO_push(fbio, sbio); BIO_gets(fbio, mbuf, BUFSIZZ); /* STARTTLS command requires CAPABILITY... */ @@ -1885,7 +2285,7 @@ int s_client_main(int argc, char **argv) BIO_free(fbio); if (!foundit) BIO_printf(bio_err, - "didn't find STARTTLS in server response," + "Didn't find STARTTLS in server response," " trying anyway...\n"); BIO_printf(sbio, ". STARTTLS\r\n"); BIO_read(sbio, sbuf, BUFSIZZ); @@ -1894,12 +2294,13 @@ int s_client_main(int argc, char **argv) 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] == '-'); + while (mbuf_len > 3 && (!isdigit(mbuf[0]) || !isdigit(mbuf[1]) || !isdigit(mbuf[2]) || mbuf[3] != ' ')); (void)BIO_flush(fbio); BIO_pop(fbio); BIO_free(fbio); @@ -1915,9 +2316,13 @@ int s_client_main(int argc, char **argv) "xmlns:stream='http://etherx.jabber.org/streams' " "xmlns='jabber:%s' to='%s' version='1.0'>", starttls_proto == PROTO_XMPP ? "client" : "server", - xmpphost ? xmpphost : host); + protohost ? protohost : host); seen = BIO_read(sbio, mbuf, BUFSIZZ); - mbuf[seen] = 0; + if (seen < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto end; + } + mbuf[seen] = '\0'; while (!strstr (mbuf, ""); seen = BIO_read(sbio, sbuf, BUFSIZZ); - sbuf[seen] = 0; + if (seen < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto shut; + } + sbuf[seen] = '\0'; if (!strstr(sbuf, " 3 && foundit == 0); + /* + * The first line is the HTTP response. According to RFC 7230, + * it's formatted exactly like this: + * + * HTTP/d.d ddd Reason text\r\n + */ + mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); + if (mbuf_len < (int)strlen("HTTP/1.0 200")) { + BIO_printf(bio_err, + "%s: HTTP CONNECT failed, insufficient response " + "from proxy (got %d octets)\n", prog, mbuf_len); + (void)BIO_flush(fbio); + BIO_pop(fbio); + BIO_free(fbio); + goto shut; + } + if (mbuf[8] != ' ') { + BIO_printf(bio_err, + "%s: HTTP CONNECT failed, incorrect response " + "from proxy\n", prog); + foundit = error_proto; + } else if (mbuf[9] != '2') { + BIO_printf(bio_err, "%s: HTTP CONNECT failed: %s ", prog, + &mbuf[9]); + } else { + foundit = success; + } + if (foundit != error_proto) { + /* Read past all following headers */ + do { + mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); + } while (mbuf_len > 2); + } (void)BIO_flush(fbio); BIO_pop(fbio); BIO_free(fbio); - if (!foundit) { - BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog); + if (foundit != success) { goto shut; } } @@ -2054,19 +2518,313 @@ int s_client_main(int argc, char **argv) goto shut; } } + break; + case PROTO_MYSQL: + { + /* SSL request packet */ + static const unsigned char ssl_req[] = { + /* payload_length, sequence_id */ + 0x20, 0x00, 0x00, 0x01, + /* payload */ + /* capability flags, CLIENT_SSL always set */ + 0x85, 0xae, 0x7f, 0x00, + /* max-packet size */ + 0x00, 0x00, 0x00, 0x01, + /* character set */ + 0x21, + /* string[23] reserved (all [0]) */ + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + }; + int bytes = 0; + int ssl_flg = 0x800; + int pos; + const unsigned char *packet = (const unsigned char *)sbuf; + + /* Receiving Initial Handshake packet. */ + bytes = BIO_read(sbio, (void *)packet, BUFSIZZ); + if (bytes < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto shut; + /* Packet length[3], Packet number[1] + minimum payload[17] */ + } else if (bytes < 21) { + BIO_printf(bio_err, "MySQL packet too short.\n"); + goto shut; + } else if (bytes != (4 + packet[0] + + (packet[1] << 8) + + (packet[2] << 16))) { + BIO_printf(bio_err, "MySQL packet length does not match.\n"); + goto shut; + /* protocol version[1] */ + } else if (packet[4] != 0xA) { + BIO_printf(bio_err, + "Only MySQL protocol version 10 is supported.\n"); + goto shut; + } + + pos = 5; + /* server version[string+NULL] */ + for (;;) { + if (pos >= bytes) { + BIO_printf(bio_err, "Cannot confirm server version. "); + goto shut; + } else if (packet[pos++] == '\0') { + break; + } + } + + /* make sure we have at least 15 bytes left in the packet */ + if (pos + 15 > bytes) { + BIO_printf(bio_err, + "MySQL server handshake packet is broken.\n"); + goto shut; + } + + pos += 12; /* skip over conn id[4] + SALT[8] */ + if (packet[pos++] != '\0') { /* verify filler */ + BIO_printf(bio_err, + "MySQL packet is broken.\n"); + goto shut; + } + + /* capability flags[2] */ + if (!((packet[pos] + (packet[pos + 1] << 8)) & ssl_flg)) { + BIO_printf(bio_err, "MySQL server does not support SSL.\n"); + goto shut; + } + + /* Sending SSL Handshake packet. */ + BIO_write(sbio, ssl_req, sizeof(ssl_req)); + (void)BIO_flush(sbio); + } + 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; + case PROTO_NNTP: + { + int foundit = 0; + BIO *fbio = BIO_new(BIO_f_buffer()); + + BIO_push(fbio, sbio); + BIO_gets(fbio, mbuf, BUFSIZZ); + /* STARTTLS command requires CAPABILITIES... */ + BIO_printf(fbio, "CAPABILITIES\r\n"); + (void)BIO_flush(fbio); + BIO_gets(fbio, mbuf, BUFSIZZ); + /* no point in trying to parse the CAPABILITIES response if there is none */ + if (strstr(mbuf, "101") != NULL) { + /* wait for multi-line CAPABILITIES response */ + do { + mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); + if (strstr(mbuf, "STARTTLS")) + foundit = 1; + } while (mbuf_len > 1 && 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"); + mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ); + if (mbuf_len < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto end; + } + mbuf[mbuf_len] = '\0'; + if (strstr(mbuf, "382") == NULL) { + BIO_printf(bio_err, "STARTTLS failed: %s", mbuf); + goto shut; + } + } + break; + case PROTO_SIEVE: + { + int foundit = 0; + BIO *fbio = BIO_new(BIO_f_buffer()); + + BIO_push(fbio, sbio); + /* wait for multi-line response to end from Sieve */ + do { + mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); + /* + * According to RFC 5804 § 1.7, capability + * is case-insensitive, make it uppercase + */ + if (mbuf_len > 1 && mbuf[0] == '"') { + make_uppercase(mbuf); + if (strncmp(mbuf, "\"STARTTLS\"", 10) == 0) + foundit = 1; + } + } while (mbuf_len > 1 && 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"); + mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ); + if (mbuf_len < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto end; + } + mbuf[mbuf_len] = '\0'; + if (mbuf_len < 2) { + BIO_printf(bio_err, "STARTTLS failed: %s", mbuf); + goto shut; + } + /* + * According to RFC 5804 § 2.2, response codes are case- + * insensitive, make it uppercase but preserve the response. + */ + strncpy(sbuf, mbuf, 2); + make_uppercase(sbuf); + if (strncmp(sbuf, "OK", 2) != 0) { + BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf); + goto shut; + } + } + break; + case PROTO_LDAP: + { + /* StartTLS Operation according to RFC 4511 */ + static char ldap_tls_genconf[] = "asn1=SEQUENCE:LDAPMessage\n" + "[LDAPMessage]\n" + "messageID=INTEGER:1\n" + "extendedReq=EXPLICIT:23A,IMPLICIT:0C," + "FORMAT:ASCII,OCT:1.3.6.1.4.1.1466.20037\n"; + long errline = -1; + char *genstr = NULL; + int result = -1; + ASN1_TYPE *atyp = NULL; + BIO *ldapbio = BIO_new(BIO_s_mem()); + CONF *cnf = NCONF_new(NULL); + + if (cnf == NULL) { + BIO_free(ldapbio); + goto end; + } + BIO_puts(ldapbio, ldap_tls_genconf); + if (NCONF_load_bio(cnf, ldapbio, &errline) <= 0) { + BIO_free(ldapbio); + NCONF_free(cnf); + if (errline <= 0) { + BIO_printf(bio_err, "NCONF_load_bio failed\n"); + goto end; + } else { + BIO_printf(bio_err, "Error on line %ld\n", errline); + goto end; + } + } + BIO_free(ldapbio); + genstr = NCONF_get_string(cnf, "default", "asn1"); + if (genstr == NULL) { + NCONF_free(cnf); + BIO_printf(bio_err, "NCONF_get_string failed\n"); + goto end; + } + atyp = ASN1_generate_nconf(genstr, cnf); + if (atyp == NULL) { + NCONF_free(cnf); + BIO_printf(bio_err, "ASN1_generate_nconf failed\n"); + goto end; + } + NCONF_free(cnf); + + /* Send SSLRequest packet */ + BIO_write(sbio, atyp->value.sequence->data, + atyp->value.sequence->length); + (void)BIO_flush(sbio); + ASN1_TYPE_free(atyp); + + mbuf_len = BIO_read(sbio, mbuf, BUFSIZZ); + if (mbuf_len < 0) { + BIO_printf(bio_err, "BIO_read failed\n"); + goto end; + } + result = ldap_ExtendedResponse_parse(mbuf, mbuf_len); + if (result < 0) { + BIO_printf(bio_err, "ldap_ExtendedResponse_parse failed\n"); + goto shut; + } else if (result > 0) { + BIO_printf(bio_err, "STARTTLS failed, LDAP Result Code: %i\n", + result); + goto shut; + } + mbuf_len = 0; + } + break; + } + + if (early_data_file != NULL + && ((SSL_get0_session(con) != NULL + && SSL_SESSION_get_max_early_data(SSL_get0_session(con)) > 0) + || (psksess != NULL + && SSL_SESSION_get_max_early_data(psksess) > 0))) { + BIO *edfile = BIO_new_file(early_data_file, "r"); + size_t readbytes, writtenbytes; + int finish = 0; + + if (edfile == NULL) { + BIO_printf(bio_err, "Cannot open early data file\n"); + goto shut; + } + + while (!finish) { + if (!BIO_read_ex(edfile, cbuf, BUFSIZZ, &readbytes)) + finish = 1; + + while (!SSL_write_early_data(con, cbuf, readbytes, &writtenbytes)) { + switch (SSL_get_error(con, 0)) { + case SSL_ERROR_WANT_WRITE: + case SSL_ERROR_WANT_ASYNC: + case SSL_ERROR_WANT_READ: + /* Just keep trying - busy waiting */ + continue; + default: + BIO_printf(bio_err, "Error writing early data\n"); + BIO_free(edfile); + ERR_print_errors(bio_err); + goto shut; + } + } + } + + BIO_free(edfile); } for (;;) { FD_ZERO(&readfds); FD_ZERO(&writefds); - if ((SSL_version(con) == DTLS1_VERSION) && - DTLSv1_get_timeout(con, &timeout)) + if (SSL_is_dtls(con) && DTLSv1_get_timeout(con, &timeout)) timeoutp = &timeout; else timeoutp = NULL; - if (SSL_in_init(con) && !SSL_total_renegotiations(con)) { + if (!SSL_is_init_finished(con) && SSL_total_renegotiations(con) == 0 + && SSL_get_key_update_type(con) == SSL_KEY_UPDATE_NONE) { in_init = 1; tty_on = 0; } else { @@ -2074,21 +2832,6 @@ int s_client_main(int argc, char **argv) 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); @@ -2128,9 +2871,11 @@ int s_client_main(int argc, char **argv) * set the flag so we exit. */ if (read_tty && !at_eof) - openssl_fdset(fileno(stdin), &readfds); + openssl_fdset(fileno_stdin(), &readfds); +#if !defined(OPENSSL_SYS_VMS) if (write_tty) - openssl_fdset(fileno(stdout), &writefds); + openssl_fdset(fileno_stdout(), &writefds); +#endif } if (read_ssl) openssl_fdset(SSL_get_fd(con), &readfds); @@ -2181,14 +2926,11 @@ int s_client_main(int argc, char **argv) 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) { + if (SSL_is_dtls(con) && 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); @@ -2256,11 +2998,11 @@ int s_client_main(int argc, char **argv) goto shut; } } -#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) +#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)) + else if (!ssl_pending && FD_ISSET(fileno_stdout(), &writefds)) #endif { #ifdef CHARSET_EBCDIC @@ -2272,10 +3014,9 @@ int s_client_main(int argc, char **argv) BIO_printf(bio_c_out, "DONE\n"); ret = 0; goto shut; - /* goto end; */ } - sbuf_len -= i;; + sbuf_len -= i; sbuf_off += i; if (sbuf_len <= 0) { read_ssl = 1; @@ -2342,14 +3083,13 @@ int s_client_main(int argc, char **argv) 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)) + else if (FD_ISSET(fileno_stdin(), &readfds)) #endif { if (crlf) { @@ -2372,9 +3112,10 @@ int s_client_main(int argc, char **argv) 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"); @@ -2386,15 +3127,14 @@ int s_client_main(int argc, char **argv) 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); + } else if (!c_ign_eof && (cbuf[0] == 'K' || cbuf[0] == 'k' ) + && cmdletters) { + BIO_printf(bio_err, "KEYUPDATE\n"); + SSL_key_update(con, + cbuf[0] == 'K' ? SSL_KEY_UPDATE_REQUESTED + : SSL_KEY_UPDATE_NOT_REQUESTED); cbuf_len = 0; - } -#endif - else { + } else { cbuf_len = i; cbuf_off = 0; #ifdef CHARSET_EBCDIC @@ -2412,16 +3152,31 @@ int s_client_main(int argc, char **argv) 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 + * If we ended with an alert being sent, but still with data in the + * network buffer to be read, then calling BIO_closesocket() will + * result in a TCP-RST being sent. On some platforms (notably + * Windows) then this will result in the peer immediately abandoning + * the connection including any buffered alert data before it has + * had a chance to be read. Shutting down the sending side first, + * and then closing the socket sends TCP-FIN first followed by + * TCP-RST. This seems to allow the peer to read the alert data. */ - Sleep(50); -#endif + shutdown(SSL_get_fd(con), 1); /* SHUT_WR */ + /* + * We just said we have nothing else to say, but it doesn't mean that + * the other side has nothing. It's even recommended to consume incoming + * data. [In testing context this ensures that alerts are passed on...] + */ + timeout.tv_sec = 0; + timeout.tv_usec = 500000; /* some extreme round-trip */ + do { + FD_ZERO(&readfds); + openssl_fdset(s, &readfds); + } while (select(s + 1, &readfds, NULL, NULL, &timeout) > 0 + && BIO_read(sbio, sbuf, BUFSIZZ) > 0); + BIO_closesocket(SSL_get_fd(con)); end: if (con != NULL) { @@ -2429,10 +3184,12 @@ int s_client_main(int argc, char **argv) print_stuff(bio_c_out, con, 1); SSL_free(con); } + SSL_SESSION_free(psksess); #if !defined(OPENSSL_NO_NEXTPROTONEG) OPENSSL_free(next_proto.data); #endif SSL_CTX_free(ctx); + set_keylog_file(NULL, NULL); X509_free(cert); sk_X509_CRL_pop_free(crls, X509_CRL_free); EVP_PKEY_free(key); @@ -2441,6 +3198,8 @@ int s_client_main(int argc, char **argv) #ifndef OPENSSL_NO_SRP OPENSSL_free(srp_arg.srppassin); #endif + OPENSSL_free(connectstr); + OPENSSL_free(bindstr); OPENSSL_free(host); OPENSSL_free(port); X509_VERIFY_PARAM_free(vpm); @@ -2451,22 +3210,23 @@ int s_client_main(int argc, char **argv) OPENSSL_clear_free(cbuf, BUFSIZZ); OPENSSL_clear_free(sbuf, BUFSIZZ); OPENSSL_clear_free(mbuf, BUFSIZZ); + if (proxypass != NULL) + OPENSSL_clear_free(proxypass, strlen(proxypass)); + release_engine(e); BIO_free(bio_c_out); bio_c_out = NULL; BIO_free(bio_c_msg); bio_c_msg = NULL; - return (ret); + 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; + int i, istls13 = (SSL_version(s) == TLS1_3_VERSION); + long verify_result; #ifndef OPENSSL_NO_COMP const COMP_METHOD *comp, *expansion; #endif @@ -2484,12 +3244,12 @@ static void print_stuff(BIO *bio, SSL *s, int full) 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); + BIO_printf(bio, "%2d s:", i); + X509_NAME_print_ex(bio, X509_get_subject_name(sk_X509_value(sk, i)), 0, get_nameopt()); + BIO_puts(bio, "\n"); + BIO_printf(bio, " i:"); + X509_NAME_print_ex(bio, X509_get_issuer_name(sk_X509_value(sk, i)), 0, get_nameopt()); + BIO_puts(bio, "\n"); if (c_showcerts) PEM_write_bio_X509(bio, sk_X509_value(sk, i)); } @@ -2503,25 +3263,11 @@ static void print_stuff(BIO *bio, SSL *s, int full) /* 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); - } + dump_cert_text(bio, peer); } else { - BIO_printf(bio, "---\nNo client certificate CA names sent\n"); + BIO_printf(bio, "no peer certificate available\n"); } + print_ca_names(bio, s); ssl_print_sigalgs(bio, s); ssl_print_tmp_key(bio, s); @@ -2560,7 +3306,8 @@ static void print_stuff(BIO *bio, SSL *s, int full) #endif BIO_printf(bio, - "---\nSSL handshake has read %"PRIu64" bytes and written %"PRIu64" bytes\n", + "---\nSSL handshake has read %ju bytes " + "and written %ju bytes\n", BIO_number_read(SSL_get_rbio(s)), BIO_number_written(SSL_get_wbio(s))); } @@ -2586,18 +3333,26 @@ static void print_stuff(BIO *bio, SSL *s, int full) BIO_printf(bio, "Expansion: %s\n", expansion ? SSL_COMP_get_name(expansion) : "NONE"); #endif +#ifndef OPENSSL_NO_KTLS + if (BIO_get_ktls_send(SSL_get_wbio(s))) + BIO_printf(bio_err, "Using Kernel TLS for sending\n"); + if (BIO_get_ktls_recv(SSL_get_rbio(s))) + BIO_printf(bio_err, "Using Kernel TLS for receiving\n"); +#endif -#ifdef SSL_DEBUG - { + if (OSSL_TRACE_ENABLED(TLS)) { /* Print out local port of connection: useful for debugging */ int sock; - struct sockaddr_in ladd; - socklen_t ladd_size = sizeof(ladd); + union BIO_sock_info_u info; + sock = SSL_get_fd(s); - getsockname(sock, (struct sockaddr *)&ladd, &ladd_size); - BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port)); + 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) { @@ -2632,9 +3387,36 @@ static void print_stuff(BIO *bio, SSL *s, int full) } #endif - SSL_SESSION_print(bio, SSL_get_session(s)); - if ((SSL_get_session(s) != NULL) && - (keymatexportlabel != NULL)) { + if (istls13) { + switch (SSL_get_early_data_status(s)) { + case SSL_EARLY_DATA_NOT_SENT: + BIO_printf(bio, "Early data was not sent\n"); + break; + + case SSL_EARLY_DATA_REJECTED: + BIO_printf(bio, "Early data was rejected\n"); + break; + + case SSL_EARLY_DATA_ACCEPTED: + BIO_printf(bio, "Early data was accepted\n"); + break; + + } + + /* + * We also print the verify results when we dump session information, + * but in TLSv1.3 we may not get that right away (or at all) depending + * on when we get a NewSessionTicket. Therefore we print it now as well. + */ + verify_result = SSL_get_verify_result(s); + BIO_printf(bio, "Verify return code: %ld (%s)\n", verify_result, + X509_verify_cert_error_string(verify_result)); + } else { + /* In TLSv1.3 we do this on arrival of a NewSessionTicket */ + 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); @@ -2667,12 +3449,12 @@ static int ocsp_resp_cb(SSL *s, void *arg) OCSP_RESPONSE *rsp; len = SSL_get_tlsext_status_ocsp_resp(s, &p); BIO_puts(arg, "OCSP response: "); - if (!p) { + if (p == NULL) { BIO_puts(arg, "no response sent\n"); return 1; } rsp = d2i_OCSP_RESPONSE(NULL, &p, len); - if (!rsp) { + if (rsp == NULL) { BIO_puts(arg, "response parse error\n"); BIO_dump_indent(arg, (char *)p, len, 4); return 0; @@ -2685,4 +3467,176 @@ static int ocsp_resp_cb(SSL *s, void *arg) } # endif -#endif /* OPENSSL_NO_SOCK */ +static int ldap_ExtendedResponse_parse(const char *buf, long rem) +{ + const unsigned char *cur, *end; + long len; + int tag, xclass, inf, ret = -1; + + cur = (const unsigned char *)buf; + end = cur + rem; + + /* + * From RFC 4511: + * + * LDAPMessage ::= SEQUENCE { + * messageID MessageID, + * protocolOp CHOICE { + * ... + * extendedResp ExtendedResponse, + * ... }, + * controls [0] Controls OPTIONAL } + * + * ExtendedResponse ::= [APPLICATION 24] SEQUENCE { + * COMPONENTS OF LDAPResult, + * responseName [10] LDAPOID OPTIONAL, + * responseValue [11] OCTET STRING OPTIONAL } + * + * LDAPResult ::= SEQUENCE { + * resultCode ENUMERATED { + * success (0), + * ... + * other (80), + * ... }, + * matchedDN LDAPDN, + * diagnosticMessage LDAPString, + * referral [3] Referral OPTIONAL } + */ + + /* pull SEQUENCE */ + inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem); + if (inf != V_ASN1_CONSTRUCTED || tag != V_ASN1_SEQUENCE || + (rem = end - cur, len > rem)) { + BIO_printf(bio_err, "Unexpected LDAP response\n"); + goto end; + } + + rem = len; /* ensure that we don't overstep the SEQUENCE */ + + /* pull MessageID */ + inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem); + if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_INTEGER || + (rem = end - cur, len > rem)) { + BIO_printf(bio_err, "No MessageID\n"); + goto end; + } + + cur += len; /* shall we check for MessageId match or just skip? */ + + /* pull [APPLICATION 24] */ + rem = end - cur; + inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem); + if (inf != V_ASN1_CONSTRUCTED || xclass != V_ASN1_APPLICATION || + tag != 24) { + BIO_printf(bio_err, "Not ExtendedResponse\n"); + goto end; + } + + /* pull resultCode */ + rem = end - cur; + inf = ASN1_get_object(&cur, &len, &tag, &xclass, rem); + if (inf != V_ASN1_UNIVERSAL || tag != V_ASN1_ENUMERATED || len == 0 || + (rem = end - cur, len > rem)) { + BIO_printf(bio_err, "Not LDAPResult\n"); + goto end; + } + + /* len should always be one, but just in case... */ + for (ret = 0, inf = 0; inf < len; inf++) { + ret <<= 8; + ret |= cur[inf]; + } + /* There is more data, but we don't care... */ + end: + return ret; +} + +/* + * BASE64 encoder: used only for encoding basic proxy authentication credentials + */ +static char *base64encode (const void *buf, size_t len) +{ + int i; + size_t outl; + char *out; + + /* Calculate size of encoded data */ + outl = (len / 3); + if (len % 3 > 0) + outl++; + outl <<= 2; + out = app_malloc(outl + 1, "base64 encode buffer"); + + i = EVP_EncodeBlock((unsigned char *)out, buf, len); + assert(i <= (int)outl); + if (i < 0) + *out = '\0'; + return out; +} + +/* + * Host dNS Name verifier: used for checking that the hostname is in dNS format + * before setting it as SNI + */ +static int is_dNS_name(const char *host) +{ + const size_t MAX_LABEL_LENGTH = 63; + size_t i; + int isdnsname = 0; + size_t length = strlen(host); + size_t label_length = 0; + int all_numeric = 1; + + /* + * Deviation from strict DNS name syntax, also check names with '_' + * Check DNS name syntax, any '-' or '.' must be internal, + * and on either side of each '.' we can't have a '-' or '.'. + * + * If the name has just one label, we don't consider it a DNS name. + */ + for (i = 0; i < length && label_length < MAX_LABEL_LENGTH; ++i) { + char c = host[i]; + + if ((c >= 'a' && c <= 'z') + || (c >= 'A' && c <= 'Z') + || c == '_') { + label_length += 1; + all_numeric = 0; + continue; + } + + if (c >= '0' && c <= '9') { + label_length += 1; + continue; + } + + /* Dot and hyphen cannot be first or last. */ + if (i > 0 && i < length - 1) { + if (c == '-') { + label_length += 1; + continue; + } + /* + * Next to a dot the preceding and following characters must not be + * another dot or a hyphen. Otherwise, record that the name is + * plausible, since it has two or more labels. + */ + if (c == '.' + && host[i + 1] != '.' + && host[i - 1] != '-' + && host[i + 1] != '-') { + label_length = 0; + isdnsname = 1; + continue; + } + } + isdnsname = 0; + break; + } + + /* dNS name must not be all numeric and labels must be shorter than 64 characters. */ + isdnsname &= !all_numeric && !(label_length == MAX_LABEL_LENGTH); + + return isdnsname; +} +#endif /* OPENSSL_NO_SOCK */