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846e33c7 RS |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
a661b653 | 3 | * |
846e33c7 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
a661b653 | 8 | */ |
846e33c7 | 9 | |
ddac1974 NL |
10 | /* ==================================================================== |
11 | * Copyright 2005 Nokia. All rights reserved. | |
12 | * | |
13 | * The portions of the attached software ("Contribution") is developed by | |
14 | * Nokia Corporation and is licensed pursuant to the OpenSSL open source | |
15 | * license. | |
16 | * | |
17 | * The Contribution, originally written by Mika Kousa and Pasi Eronen of | |
18 | * Nokia Corporation, consists of the "PSK" (Pre-Shared Key) ciphersuites | |
19 | * support (see RFC 4279) to OpenSSL. | |
20 | * | |
21 | * No patent licenses or other rights except those expressly stated in | |
22 | * the OpenSSL open source license shall be deemed granted or received | |
23 | * expressly, by implication, estoppel, or otherwise. | |
24 | * | |
25 | * No assurances are provided by Nokia that the Contribution does not | |
26 | * infringe the patent or other intellectual property rights of any third | |
27 | * party or that the license provides you with all the necessary rights | |
28 | * to make use of the Contribution. | |
29 | * | |
30 | * THE SOFTWARE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. IN | |
31 | * ADDITION TO THE DISCLAIMERS INCLUDED IN THE LICENSE, NOKIA | |
32 | * SPECIFICALLY DISCLAIMS ANY LIABILITY FOR CLAIMS BROUGHT BY YOU OR ANY | |
33 | * OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL PROPERTY RIGHTS OR | |
34 | * OTHERWISE. | |
35 | */ | |
d02b48c6 | 36 | |
ddac1974 | 37 | #include <ctype.h> |
8c197cc5 UM |
38 | #include <stdio.h> |
39 | #include <stdlib.h> | |
40 | #include <string.h> | |
cddd424a | 41 | #include <errno.h> |
be1bd923 | 42 | #include <openssl/e_os2.h> |
7e1b7485 | 43 | |
f9e55034 MC |
44 | #ifndef OPENSSL_NO_SOCK |
45 | ||
0f113f3e MC |
46 | /* |
47 | * With IPv6, it looks like Digital has mixed up the proper order of | |
48 | * recursive header file inclusion, resulting in the compiler complaining | |
49 | * that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which is | |
50 | * needed to have fileno() declared correctly... So let's define u_int | |
51 | */ | |
bc36ee62 | 52 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) |
0f113f3e | 53 | # define __U_INT |
7d7d2cbc UM |
54 | typedef unsigned int u_int; |
55 | #endif | |
56 | ||
d02b48c6 | 57 | #define USE_SOCKETS |
d02b48c6 | 58 | #include "apps.h" |
ec577822 BM |
59 | #include <openssl/x509.h> |
60 | #include <openssl/ssl.h> | |
61 | #include <openssl/err.h> | |
62 | #include <openssl/pem.h> | |
1372965e | 63 | #include <openssl/rand.h> |
67c8e7f4 | 64 | #include <openssl/ocsp.h> |
1e26a8ba | 65 | #include <openssl/bn.h> |
5e6f9775 | 66 | #include <openssl/async.h> |
edc032b5 | 67 | #ifndef OPENSSL_NO_SRP |
0f113f3e | 68 | # include <openssl/srp.h> |
edc032b5 | 69 | #endif |
dd696a55 RP |
70 | #ifndef OPENSSL_NO_CT |
71 | # include <openssl/ct.h> | |
72 | #endif | |
d02b48c6 | 73 | #include "s_apps.h" |
36d16f8e | 74 | #include "timeouts.h" |
d02b48c6 | 75 | |
efc943be EK |
76 | #if defined(__has_feature) |
77 | # if __has_feature(memory_sanitizer) | |
78 | # include <sanitizer/msan_interface.h> | |
79 | # endif | |
80 | #endif | |
81 | ||
d02b48c6 RE |
82 | #undef BUFSIZZ |
83 | #define BUFSIZZ 1024*8 | |
cfb4f1ef | 84 | #define S_CLIENT_IRC_READ_TIMEOUT 8 |
d02b48c6 RE |
85 | |
86 | extern int verify_depth; | |
87 | extern int verify_error; | |
5d20c4fb | 88 | extern int verify_return_error; |
2a7cbe77 | 89 | extern int verify_quiet; |
d02b48c6 | 90 | |
cddd424a | 91 | static char *prog; |
0f113f3e | 92 | static int c_nbio = 0; |
0f113f3e MC |
93 | static int c_tlsextdebug = 0; |
94 | static int c_status_req = 0; | |
7e1b7485 | 95 | static int c_debug = 0; |
0f113f3e MC |
96 | static int c_msg = 0; |
97 | static int c_showcerts = 0; | |
0f113f3e MC |
98 | static char *keymatexportlabel = NULL; |
99 | static int keymatexportlen = 20; | |
0f113f3e MC |
100 | static BIO *bio_c_out = NULL; |
101 | static BIO *bio_c_msg = NULL; | |
102 | static int c_quiet = 0; | |
103 | static int c_ign_eof = 0; | |
104 | static int c_brief = 0; | |
d02b48c6 | 105 | |
0d4d5ab8 | 106 | static void print_stuff(BIO *berr, SSL *con, int full); |
3e41ac35 | 107 | #ifndef OPENSSL_NO_OCSP |
7e1b7485 | 108 | static int ocsp_resp_cb(SSL *s, void *arg); |
3e41ac35 | 109 | #endif |
7e1b7485 | 110 | |
cddd424a VD |
111 | static int saved_errno; |
112 | ||
113 | static void save_errno(void) | |
114 | { | |
115 | saved_errno = errno; | |
116 | errno = 0; | |
117 | } | |
118 | ||
119 | static int restore_errno(void) | |
120 | { | |
121 | int ret = errno; | |
122 | errno = saved_errno; | |
123 | return ret; | |
124 | } | |
125 | ||
ec447924 MC |
126 | static void do_ssl_shutdown(SSL *ssl) |
127 | { | |
128 | int ret; | |
129 | ||
130 | do { | |
131 | /* We only do unidirectional shutdown */ | |
132 | ret = SSL_shutdown(ssl); | |
133 | if (ret < 0) { | |
134 | switch (SSL_get_error(ssl, ret)) { | |
135 | case SSL_ERROR_WANT_READ: | |
136 | case SSL_ERROR_WANT_WRITE: | |
137 | case SSL_ERROR_WANT_ASYNC: | |
fc7f190c | 138 | case SSL_ERROR_WANT_ASYNC_JOB: |
ec447924 MC |
139 | /* We just do busy waiting. Nothing clever */ |
140 | continue; | |
141 | } | |
142 | ret = 0; | |
143 | } | |
144 | } while (ret < 0); | |
145 | } | |
146 | ||
147 | ||
ddac1974 NL |
148 | #ifndef OPENSSL_NO_PSK |
149 | /* Default PSK identity and key */ | |
0f113f3e MC |
150 | static char *psk_identity = "Client_identity"; |
151 | /* | |
152 | * char *psk_key=NULL; by default PSK is not used | |
153 | */ | |
ddac1974 NL |
154 | |
155 | static unsigned int psk_client_cb(SSL *ssl, const char *hint, char *identity, | |
0f113f3e MC |
156 | unsigned int max_identity_len, |
157 | unsigned char *psk, | |
158 | unsigned int max_psk_len) | |
159 | { | |
0f113f3e | 160 | int ret; |
6ec6d520 DSH |
161 | long key_len; |
162 | unsigned char *key; | |
0f113f3e MC |
163 | |
164 | if (c_debug) | |
165 | BIO_printf(bio_c_out, "psk_client_cb\n"); | |
166 | if (!hint) { | |
167 | /* no ServerKeyExchange message */ | |
168 | if (c_debug) | |
169 | BIO_printf(bio_c_out, | |
170 | "NULL received PSK identity hint, continuing anyway\n"); | |
171 | } else if (c_debug) | |
172 | BIO_printf(bio_c_out, "Received PSK identity hint '%s'\n", hint); | |
173 | ||
174 | /* | |
175 | * lookup PSK identity and PSK key based on the given identity hint here | |
176 | */ | |
177 | ret = BIO_snprintf(identity, max_identity_len, "%s", psk_identity); | |
178 | if (ret < 0 || (unsigned int)ret > max_identity_len) | |
179 | goto out_err; | |
180 | if (c_debug) | |
181 | BIO_printf(bio_c_out, "created identity '%s' len=%d\n", identity, | |
182 | ret); | |
6ec6d520 DSH |
183 | |
184 | /* convert the PSK key to binary */ | |
185 | key = OPENSSL_hexstr2buf(psk_key, &key_len); | |
186 | if (key == NULL) { | |
187 | BIO_printf(bio_err, "Could not convert PSK key '%s' to buffer\n", | |
0f113f3e | 188 | psk_key); |
0f113f3e MC |
189 | return 0; |
190 | } | |
6ec6d520 | 191 | if (key_len > max_psk_len) { |
0f113f3e | 192 | BIO_printf(bio_err, |
6ec6d520 DSH |
193 | "psk buffer of callback is too small (%d) for key (%ld)\n", |
194 | max_psk_len, key_len); | |
195 | OPENSSL_free(key); | |
0f113f3e MC |
196 | return 0; |
197 | } | |
ddac1974 | 198 | |
6ec6d520 DSH |
199 | memcpy(psk, key, key_len); |
200 | OPENSSL_free(key); | |
ddac1974 | 201 | |
0f113f3e | 202 | if (c_debug) |
6ec6d520 | 203 | BIO_printf(bio_c_out, "created PSK len=%ld\n", key_len); |
0f113f3e | 204 | |
6ec6d520 | 205 | return key_len; |
ddac1974 | 206 | out_err: |
0f113f3e MC |
207 | if (c_debug) |
208 | BIO_printf(bio_err, "Error in PSK client callback\n"); | |
209 | return 0; | |
210 | } | |
ddac1974 NL |
211 | #endif |
212 | ||
ed3883d2 BM |
213 | /* This is a context that we pass to callbacks */ |
214 | typedef struct tlsextctx_st { | |
0f113f3e MC |
215 | BIO *biodebug; |
216 | int ack; | |
ed3883d2 BM |
217 | } tlsextctx; |
218 | ||
6d23cf97 | 219 | static int ssl_servername_cb(SSL *s, int *ad, void *arg) |
0f113f3e MC |
220 | { |
221 | tlsextctx *p = (tlsextctx *) arg; | |
222 | const char *hn = SSL_get_servername(s, TLSEXT_NAMETYPE_host_name); | |
223 | if (SSL_get_servername_type(s) != -1) | |
224 | p->ack = !SSL_session_reused(s) && hn != NULL; | |
225 | else | |
226 | BIO_printf(bio_err, "Can't use SSL_get_servername\n"); | |
227 | ||
228 | return SSL_TLSEXT_ERR_OK; | |
229 | } | |
ee2ffc27 | 230 | |
e481f9b9 | 231 | #ifndef OPENSSL_NO_SRP |
edc032b5 BL |
232 | |
233 | /* This is a context that we pass to all callbacks */ | |
0f113f3e MC |
234 | typedef struct srp_arg_st { |
235 | char *srppassin; | |
236 | char *srplogin; | |
237 | int msg; /* copy from c_msg */ | |
238 | int debug; /* copy from c_debug */ | |
239 | int amp; /* allow more groups */ | |
bde136c8 | 240 | int strength; /* minimal size for N */ |
0f113f3e MC |
241 | } SRP_ARG; |
242 | ||
e481f9b9 | 243 | # define SRP_NUMBER_ITERATIONS_FOR_PRIME 64 |
edc032b5 | 244 | |
f2fc3075 | 245 | static int srp_Verify_N_and_g(const BIGNUM *N, const BIGNUM *g) |
0f113f3e MC |
246 | { |
247 | BN_CTX *bn_ctx = BN_CTX_new(); | |
248 | BIGNUM *p = BN_new(); | |
249 | BIGNUM *r = BN_new(); | |
250 | int ret = | |
251 | g != NULL && N != NULL && bn_ctx != NULL && BN_is_odd(N) && | |
748e8530 | 252 | BN_is_prime_ex(N, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 && |
0f113f3e MC |
253 | p != NULL && BN_rshift1(p, N) && |
254 | /* p = (N-1)/2 */ | |
748e8530 | 255 | BN_is_prime_ex(p, SRP_NUMBER_ITERATIONS_FOR_PRIME, bn_ctx, NULL) == 1 && |
0f113f3e MC |
256 | r != NULL && |
257 | /* verify g^((N-1)/2) == -1 (mod N) */ | |
258 | BN_mod_exp(r, g, p, N, bn_ctx) && | |
259 | BN_add_word(r, 1) && BN_cmp(r, N) == 0; | |
260 | ||
23a1d5e9 RS |
261 | BN_free(r); |
262 | BN_free(p); | |
263 | BN_CTX_free(bn_ctx); | |
0f113f3e MC |
264 | return ret; |
265 | } | |
edc032b5 | 266 | |
c80fd6b2 MC |
267 | /*- |
268 | * This callback is used here for two purposes: | |
269 | * - extended debugging | |
270 | * - making some primality tests for unknown groups | |
271 | * The callback is only called for a non default group. | |
272 | * | |
273 | * An application does not need the call back at all if | |
bde136c8 | 274 | * only the standard groups are used. In real life situations, |
0f113f3e MC |
275 | * client and server already share well known groups, |
276 | * thus there is no need to verify them. | |
c80fd6b2 | 277 | * Furthermore, in case that a server actually proposes a group that |
0f113f3e MC |
278 | * is not one of those defined in RFC 5054, it is more appropriate |
279 | * to add the group to a static list and then compare since | |
c80fd6b2 MC |
280 | * primality tests are rather cpu consuming. |
281 | */ | |
f2fc3075 | 282 | |
6d23cf97 | 283 | static int ssl_srp_verify_param_cb(SSL *s, void *arg) |
0f113f3e MC |
284 | { |
285 | SRP_ARG *srp_arg = (SRP_ARG *)arg; | |
286 | BIGNUM *N = NULL, *g = NULL; | |
75ebbd9a RS |
287 | |
288 | if (((N = SSL_get_srp_N(s)) == NULL) || ((g = SSL_get_srp_g(s)) == NULL)) | |
0f113f3e MC |
289 | return 0; |
290 | if (srp_arg->debug || srp_arg->msg || srp_arg->amp == 1) { | |
291 | BIO_printf(bio_err, "SRP parameters:\n"); | |
292 | BIO_printf(bio_err, "\tN="); | |
293 | BN_print(bio_err, N); | |
294 | BIO_printf(bio_err, "\n\tg="); | |
295 | BN_print(bio_err, g); | |
296 | BIO_printf(bio_err, "\n"); | |
297 | } | |
298 | ||
299 | if (SRP_check_known_gN_param(g, N)) | |
300 | return 1; | |
301 | ||
302 | if (srp_arg->amp == 1) { | |
303 | if (srp_arg->debug) | |
304 | BIO_printf(bio_err, | |
305 | "SRP param N and g are not known params, going to check deeper.\n"); | |
306 | ||
307 | /* | |
308 | * The srp_moregroups is a real debugging feature. Implementors | |
309 | * should rather add the value to the known ones. The minimal size | |
310 | * has already been tested. | |
311 | */ | |
312 | if (BN_num_bits(g) <= BN_BITS && srp_Verify_N_and_g(N, g)) | |
313 | return 1; | |
314 | } | |
315 | BIO_printf(bio_err, "SRP param N and g rejected.\n"); | |
316 | return 0; | |
317 | } | |
edc032b5 | 318 | |
e481f9b9 | 319 | # define PWD_STRLEN 1024 |
0f113f3e MC |
320 | |
321 | static char *ssl_give_srp_client_pwd_cb(SSL *s, void *arg) | |
322 | { | |
323 | SRP_ARG *srp_arg = (SRP_ARG *)arg; | |
68dc6824 | 324 | char *pass = app_malloc(PWD_STRLEN + 1, "SRP password buffer"); |
0f113f3e MC |
325 | PW_CB_DATA cb_tmp; |
326 | int l; | |
327 | ||
328 | cb_tmp.password = (char *)srp_arg->srppassin; | |
329 | cb_tmp.prompt_info = "SRP user"; | |
330 | if ((l = password_callback(pass, PWD_STRLEN, 0, &cb_tmp)) < 0) { | |
331 | BIO_printf(bio_err, "Can't read Password\n"); | |
332 | OPENSSL_free(pass); | |
333 | return NULL; | |
334 | } | |
335 | *(pass + l) = '\0'; | |
336 | ||
337 | return pass; | |
338 | } | |
339 | ||
e481f9b9 | 340 | #endif |
7e1b7485 | 341 | |
df2ee0e2 | 342 | static char *srtp_profiles = NULL; |
edc032b5 | 343 | |
e481f9b9 | 344 | #ifndef OPENSSL_NO_NEXTPROTONEG |
ee2ffc27 BL |
345 | /* This the context that we pass to next_proto_cb */ |
346 | typedef struct tlsextnextprotoctx_st { | |
0f113f3e | 347 | unsigned char *data; |
817cd0d5 | 348 | size_t len; |
0f113f3e | 349 | int status; |
ee2ffc27 BL |
350 | } tlsextnextprotoctx; |
351 | ||
352 | static tlsextnextprotoctx next_proto; | |
353 | ||
0f113f3e MC |
354 | static int next_proto_cb(SSL *s, unsigned char **out, unsigned char *outlen, |
355 | const unsigned char *in, unsigned int inlen, | |
356 | void *arg) | |
357 | { | |
358 | tlsextnextprotoctx *ctx = arg; | |
359 | ||
360 | if (!c_quiet) { | |
361 | /* We can assume that |in| is syntactically valid. */ | |
362 | unsigned i; | |
363 | BIO_printf(bio_c_out, "Protocols advertised by server: "); | |
364 | for (i = 0; i < inlen;) { | |
365 | if (i) | |
366 | BIO_write(bio_c_out, ", ", 2); | |
367 | BIO_write(bio_c_out, &in[i + 1], in[i]); | |
368 | i += in[i] + 1; | |
369 | } | |
370 | BIO_write(bio_c_out, "\n", 1); | |
371 | } | |
372 | ||
373 | ctx->status = | |
374 | SSL_select_next_proto(out, outlen, in, inlen, ctx->data, ctx->len); | |
375 | return SSL_TLSEXT_ERR_OK; | |
376 | } | |
e481f9b9 | 377 | #endif /* ndef OPENSSL_NO_NEXTPROTONEG */ |
0f113f3e MC |
378 | |
379 | static int serverinfo_cli_parse_cb(SSL *s, unsigned int ext_type, | |
380 | const unsigned char *in, size_t inlen, | |
381 | int *al, void *arg) | |
85c67492 | 382 | { |
0f113f3e MC |
383 | char pem_name[100]; |
384 | unsigned char ext_buf[4 + 65536]; | |
385 | ||
386 | /* Reconstruct the type/len fields prior to extension data */ | |
387 | ext_buf[0] = ext_type >> 8; | |
388 | ext_buf[1] = ext_type & 0xFF; | |
389 | ext_buf[2] = inlen >> 8; | |
390 | ext_buf[3] = inlen & 0xFF; | |
391 | memcpy(ext_buf + 4, in, inlen); | |
392 | ||
393 | BIO_snprintf(pem_name, sizeof(pem_name), "SERVERINFO FOR EXTENSION %d", | |
394 | ext_type); | |
395 | PEM_write_bio(bio_c_out, pem_name, "", ext_buf, 4 + inlen); | |
396 | return 1; | |
397 | } | |
398 | ||
cddd424a VD |
399 | /* |
400 | * Hex decoder that tolerates optional whitespace. Returns number of bytes | |
401 | * produced, advances inptr to end of input string. | |
402 | */ | |
403 | static ossl_ssize_t hexdecode(const char **inptr, void *result) | |
404 | { | |
405 | unsigned char **out = (unsigned char **)result; | |
406 | const char *in = *inptr; | |
589902b2 | 407 | unsigned char *ret = app_malloc(strlen(in)/2, "hexdecode"); |
cddd424a VD |
408 | unsigned char *cp = ret; |
409 | uint8_t byte; | |
410 | int nibble = 0; | |
411 | ||
412 | if (ret == NULL) | |
413 | return -1; | |
414 | ||
415 | for (byte = 0; *in; ++in) { | |
49445f21 | 416 | int x; |
cddd424a | 417 | |
18295f0c | 418 | if (isspace(_UC(*in))) |
cddd424a | 419 | continue; |
49445f21 RS |
420 | x = OPENSSL_hexchar2int(*in); |
421 | if (x < 0) { | |
cddd424a VD |
422 | OPENSSL_free(ret); |
423 | return 0; | |
424 | } | |
49445f21 | 425 | byte |= (char)x; |
cddd424a VD |
426 | if ((nibble ^= 1) == 0) { |
427 | *cp++ = byte; | |
428 | byte = 0; | |
429 | } else { | |
430 | byte <<= 4; | |
431 | } | |
432 | } | |
433 | if (nibble != 0) { | |
434 | OPENSSL_free(ret); | |
435 | return 0; | |
436 | } | |
437 | *inptr = in; | |
438 | ||
439 | return cp - (*out = ret); | |
440 | } | |
441 | ||
442 | /* | |
443 | * Decode unsigned 0..255, returns 1 on success, <= 0 on failure. Advances | |
444 | * inptr to next field skipping leading whitespace. | |
445 | */ | |
446 | static ossl_ssize_t checked_uint8(const char **inptr, void *out) | |
447 | { | |
448 | uint8_t *result = (uint8_t *)out; | |
449 | const char *in = *inptr; | |
450 | char *endp; | |
451 | long v; | |
452 | int e; | |
453 | ||
454 | save_errno(); | |
455 | v = strtol(in, &endp, 10); | |
456 | e = restore_errno(); | |
457 | ||
458 | if (((v == LONG_MIN || v == LONG_MAX) && e == ERANGE) || | |
18295f0c | 459 | endp == in || !isspace(_UC(*endp)) || |
cddd424a VD |
460 | v != (*result = (uint8_t) v)) { |
461 | return -1; | |
462 | } | |
18295f0c | 463 | for (in = endp; isspace(_UC(*in)); ++in) |
cddd424a VD |
464 | continue; |
465 | ||
466 | *inptr = in; | |
467 | return 1; | |
468 | } | |
469 | ||
7ff970ef RS |
470 | struct tlsa_field { |
471 | void *var; | |
472 | const char *name; | |
473 | ossl_ssize_t (*parser)(const char **, void *); | |
474 | }; | |
475 | ||
cddd424a VD |
476 | static int tlsa_import_rr(SSL *con, const char *rrdata) |
477 | { | |
7ff970ef RS |
478 | /* Not necessary to re-init these values; the "parsers" do that. */ |
479 | static uint8_t usage; | |
480 | static uint8_t selector; | |
481 | static uint8_t mtype; | |
482 | static unsigned char *data; | |
f232d6ec | 483 | static struct tlsa_field tlsa_fields[] = { |
cddd424a VD |
484 | { &usage, "usage", checked_uint8 }, |
485 | { &selector, "selector", checked_uint8 }, | |
486 | { &mtype, "mtype", checked_uint8 }, | |
487 | { &data, "data", hexdecode }, | |
488 | { NULL, } | |
489 | }; | |
490 | struct tlsa_field *f; | |
7ff970ef RS |
491 | int ret; |
492 | const char *cp = rrdata; | |
493 | ossl_ssize_t len = 0; | |
cddd424a VD |
494 | |
495 | for (f = tlsa_fields; f->var; ++f) { | |
496 | /* Returns number of bytes produced, advances cp to next field */ | |
497 | if ((len = f->parser(&cp, f->var)) <= 0) { | |
498 | BIO_printf(bio_err, "%s: warning: bad TLSA %s field in: %s\n", | |
499 | prog, f->name, rrdata); | |
500 | return 0; | |
501 | } | |
502 | } | |
503 | /* The data field is last, so len is its length */ | |
504 | ret = SSL_dane_tlsa_add(con, usage, selector, mtype, data, len); | |
505 | OPENSSL_free(data); | |
506 | ||
507 | if (ret == 0) { | |
508 | ERR_print_errors(bio_err); | |
509 | BIO_printf(bio_err, "%s: warning: unusable TLSA rrdata: %s\n", | |
510 | prog, rrdata); | |
511 | return 0; | |
512 | } | |
513 | if (ret < 0) { | |
514 | ERR_print_errors(bio_err); | |
515 | BIO_printf(bio_err, "%s: warning: error loading TLSA rrdata: %s\n", | |
516 | prog, rrdata); | |
517 | return 0; | |
518 | } | |
519 | return ret; | |
520 | } | |
521 | ||
522 | static int tlsa_import_rrset(SSL *con, STACK_OF(OPENSSL_STRING) *rrset) | |
523 | { | |
524 | int num = sk_OPENSSL_STRING_num(rrset); | |
525 | int count = 0; | |
526 | int i; | |
527 | ||
528 | for (i = 0; i < num; ++i) { | |
529 | char *rrdata = sk_OPENSSL_STRING_value(rrset, i); | |
530 | if (tlsa_import_rr(con, rrdata) > 0) | |
531 | ++count; | |
532 | } | |
533 | return count > 0; | |
534 | } | |
535 | ||
7e1b7485 RS |
536 | typedef enum OPTION_choice { |
537 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
ab69ac00 RL |
538 | OPT_4, OPT_6, OPT_HOST, OPT_PORT, OPT_CONNECT, OPT_UNIX, |
539 | OPT_XMPPHOST, OPT_VERIFY, | |
7e1b7485 RS |
540 | OPT_CERT, OPT_CRL, OPT_CRL_DOWNLOAD, OPT_SESS_OUT, OPT_SESS_IN, |
541 | OPT_CERTFORM, OPT_CRLFORM, OPT_VERIFY_RET_ERROR, OPT_VERIFY_QUIET, | |
542 | OPT_BRIEF, OPT_PREXIT, OPT_CRLF, OPT_QUIET, OPT_NBIO, | |
543 | OPT_SSL_CLIENT_ENGINE, OPT_RAND, OPT_IGN_EOF, OPT_NO_IGN_EOF, | |
3a4e9367 | 544 | OPT_DEBUG, OPT_TLSEXTDEBUG, OPT_STATUS, OPT_WDEBUG, |
7e1b7485 RS |
545 | OPT_MSG, OPT_MSGFILE, OPT_ENGINE, OPT_TRACE, OPT_SECURITY_DEBUG, |
546 | OPT_SECURITY_DEBUG_VERBOSE, OPT_SHOWCERTS, OPT_NBIO_TEST, OPT_STATE, | |
bde136c8 F |
547 | #ifndef OPENSSL_NO_PSK |
548 | OPT_PSK_IDENTITY, OPT_PSK, | |
549 | #endif | |
550 | #ifndef OPENSSL_NO_SRP | |
551 | OPT_SRPUSER, OPT_SRPPASS, OPT_SRP_STRENGTH, OPT_SRP_LATEUSER, | |
552 | OPT_SRP_MOREGROUPS, | |
553 | #endif | |
554 | OPT_SSL3, OPT_SSL_CONFIG, | |
7e1b7485 RS |
555 | OPT_TLS1_2, OPT_TLS1_1, OPT_TLS1, OPT_DTLS, OPT_DTLS1, |
556 | OPT_DTLS1_2, OPT_TIMEOUT, OPT_MTU, OPT_KEYFORM, OPT_PASS, | |
2b6bcb70 MC |
557 | OPT_CERT_CHAIN, OPT_CAPATH, OPT_NOCAPATH, OPT_CHAINCAPATH, OPT_VERIFYCAPATH, |
558 | OPT_KEY, OPT_RECONNECT, OPT_BUILD_CHAIN, OPT_CAFILE, OPT_NOCAFILE, | |
7e1b7485 | 559 | OPT_CHAINCAFILE, OPT_VERIFYCAFILE, OPT_NEXTPROTONEG, OPT_ALPN, |
dba31777 | 560 | OPT_SERVERINFO, OPT_STARTTLS, OPT_SERVERNAME, |
d8c25de5 | 561 | OPT_USE_SRTP, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN, OPT_SMTPHOST, |
dad78fb1 | 562 | OPT_ASYNC, OPT_SPLIT_SEND_FRAG, OPT_MAX_PIPELINES, OPT_READ_BUF, |
7e1b7485 RS |
563 | OPT_V_ENUM, |
564 | OPT_X_ENUM, | |
565 | OPT_S_ENUM, | |
cddd424a | 566 | OPT_FALLBACKSCSV, OPT_NOCMDS, OPT_PROXY, OPT_DANE_TLSA_DOMAIN, |
dd696a55 | 567 | #ifndef OPENSSL_NO_CT |
43341433 | 568 | OPT_CT, OPT_NOCT, OPT_CTLOG_FILE, |
dd696a55 | 569 | #endif |
cddd424a | 570 | OPT_DANE_TLSA_RRDATA |
7e1b7485 RS |
571 | } OPTION_CHOICE; |
572 | ||
573 | OPTIONS s_client_options[] = { | |
574 | {"help", OPT_HELP, '-', "Display this summary"}, | |
575 | {"host", OPT_HOST, 's', "Use -connect instead"}, | |
576 | {"port", OPT_PORT, 'p', "Use -connect instead"}, | |
577 | {"connect", OPT_CONNECT, 's', | |
ab69ac00 | 578 | "TCP/IP where to connect (default is :" PORT ")"}, |
552bf8ec MT |
579 | {"proxy", OPT_PROXY, 's', |
580 | "Connect to via specified proxy to the real server"}, | |
ab69ac00 | 581 | #ifdef AF_UNIX |
7e1b7485 | 582 | {"unix", OPT_UNIX, 's', "Connect over unix domain sockets"}, |
ab69ac00 RL |
583 | #endif |
584 | {"4", OPT_4, '-', "Use IPv4 only"}, | |
fe08bd76 | 585 | #ifdef AF_INET6 |
ab69ac00 | 586 | {"6", OPT_6, '-', "Use IPv6 only"}, |
fe08bd76 | 587 | #endif |
7e1b7485 RS |
588 | {"verify", OPT_VERIFY, 'p', "Turn on peer certificate verification"}, |
589 | {"cert", OPT_CERT, '<', "Certificate file to use, PEM format assumed"}, | |
590 | {"certform", OPT_CERTFORM, 'F', | |
591 | "Certificate format (PEM or DER) PEM default"}, | |
592 | {"key", OPT_KEY, '<', "Private key file to use, if not in -cert file"}, | |
593 | {"keyform", OPT_KEYFORM, 'F', "Key format (PEM or DER) PEM default"}, | |
594 | {"pass", OPT_PASS, 's', "Private key file pass phrase source"}, | |
595 | {"CApath", OPT_CAPATH, '/', "PEM format directory of CA's"}, | |
596 | {"CAfile", OPT_CAFILE, '<', "PEM format file of CA's"}, | |
2b6bcb70 MC |
597 | {"no-CAfile", OPT_NOCAFILE, '-', |
598 | "Do not load the default certificates file"}, | |
599 | {"no-CApath", OPT_NOCAPATH, '-', | |
600 | "Do not load certificates from the default certificates directory"}, | |
cddd424a VD |
601 | {"dane_tlsa_domain", OPT_DANE_TLSA_DOMAIN, 's', "DANE TLSA base domain"}, |
602 | {"dane_tlsa_rrdata", OPT_DANE_TLSA_RRDATA, 's', | |
603 | "DANE TLSA rrdata presentation form"}, | |
7e1b7485 RS |
604 | {"reconnect", OPT_RECONNECT, '-', |
605 | "Drop and re-make the connection with the same Session-ID"}, | |
7e1b7485 RS |
606 | {"showcerts", OPT_SHOWCERTS, '-', "Show all certificates in the chain"}, |
607 | {"debug", OPT_DEBUG, '-', "Extra output"}, | |
608 | {"msg", OPT_MSG, '-', "Show protocol messages"}, | |
9a13bb38 RS |
609 | {"msgfile", OPT_MSGFILE, '>', |
610 | "File to send output of -msg or -trace, instead of stdout"}, | |
7e1b7485 RS |
611 | {"nbio_test", OPT_NBIO_TEST, '-', "More ssl protocol testing"}, |
612 | {"state", OPT_STATE, '-', "Print the ssl states"}, | |
613 | {"crlf", OPT_CRLF, '-', "Convert LF from terminal into CRLF"}, | |
614 | {"quiet", OPT_QUIET, '-', "No s_client output"}, | |
615 | {"ign_eof", OPT_IGN_EOF, '-', "Ignore input eof (default when -quiet)"}, | |
616 | {"no_ign_eof", OPT_NO_IGN_EOF, '-', "Don't ignore input eof"}, | |
7e1b7485 | 617 | {"starttls", OPT_STARTTLS, 's', |
cfb4f1ef | 618 | "Use the appropriate STARTTLS command before starting TLS"}, |
898ea7b8 KE |
619 | {"xmpphost", OPT_XMPPHOST, 's', |
620 | "Host to use with \"-starttls xmpp[-server]\""}, | |
7e1b7485 RS |
621 | {"rand", OPT_RAND, 's', |
622 | "Load the file(s) into the random number generator"}, | |
623 | {"sess_out", OPT_SESS_OUT, '>', "File to write SSL session to"}, | |
624 | {"sess_in", OPT_SESS_IN, '<', "File to read SSL session from"}, | |
e77bdc73 | 625 | {"use_srtp", OPT_USE_SRTP, 's', |
7e1b7485 RS |
626 | "Offer SRTP key management with a colon-separated profile list"}, |
627 | {"keymatexport", OPT_KEYMATEXPORT, 's', | |
628 | "Export keying material using label"}, | |
629 | {"keymatexportlen", OPT_KEYMATEXPORTLEN, 'p', | |
630 | "Export len bytes of keying material (default 20)"}, | |
631 | {"fallback_scsv", OPT_FALLBACKSCSV, '-', "Send the fallback SCSV"}, | |
9c3bcfa0 | 632 | {"name", OPT_SMTPHOST, 's', "Hostname to use for \"-starttls smtp\""}, |
9a13bb38 RS |
633 | {"CRL", OPT_CRL, '<', "CRL file to use"}, |
634 | {"crl_download", OPT_CRL_DOWNLOAD, '-', "Download CRL from distribution points"}, | |
635 | {"CRLform", OPT_CRLFORM, 'F', "CRL format (PEM or DER) PEM is default"}, | |
636 | {"verify_return_error", OPT_VERIFY_RET_ERROR, '-', | |
637 | "Close connection on verification error"}, | |
638 | {"verify_quiet", OPT_VERIFY_QUIET, '-', "Restrict verify output to errors"}, | |
639 | {"brief", OPT_BRIEF, '-', | |
640 | "Restrict output to brief summary of connection parameters"}, | |
641 | {"prexit", OPT_PREXIT, '-', | |
642 | "Print session information when the program exits"}, | |
643 | {"security_debug", OPT_SECURITY_DEBUG, '-', | |
644 | "Enable security debug messages"}, | |
645 | {"security_debug_verbose", OPT_SECURITY_DEBUG_VERBOSE, '-', | |
646 | "Output more security debug output"}, | |
647 | {"cert_chain", OPT_CERT_CHAIN, '<', | |
648 | "Certificate chain file (in PEM format)"}, | |
649 | {"chainCApath", OPT_CHAINCAPATH, '/', | |
650 | "Use dir as certificate store path to build CA certificate chain"}, | |
651 | {"verifyCApath", OPT_VERIFYCAPATH, '/', | |
652 | "Use dir as certificate store path to verify CA certificate"}, | |
653 | {"build_chain", OPT_BUILD_CHAIN, '-', "Build certificate chain"}, | |
654 | {"chainCAfile", OPT_CHAINCAFILE, '<', | |
655 | "CA file for certificate chain (PEM format)"}, | |
656 | {"verifyCAfile", OPT_VERIFYCAFILE, '<', | |
657 | "CA file for certificate verification (PEM format)"}, | |
9c3bcfa0 RS |
658 | {"nocommands", OPT_NOCMDS, '-', "Do not use interactive command letters"}, |
659 | {"servername", OPT_SERVERNAME, 's', | |
660 | "Set TLS extension servername in ClientHello"}, | |
661 | {"tlsextdebug", OPT_TLSEXTDEBUG, '-', | |
662 | "Hex dump of all TLS extensions received"}, | |
3e41ac35 | 663 | #ifndef OPENSSL_NO_OCSP |
9c3bcfa0 | 664 | {"status", OPT_STATUS, '-', "Request certificate status from server"}, |
3e41ac35 | 665 | #endif |
9c3bcfa0 RS |
666 | {"serverinfo", OPT_SERVERINFO, 's', |
667 | "types Send empty ClientHello extensions (comma-separated numbers)"}, | |
668 | {"alpn", OPT_ALPN, 's', | |
669 | "Enable ALPN extension, considering named protocols supported (comma-separated list)"}, | |
7e25dd6d | 670 | {"async", OPT_ASYNC, '-', "Support asynchronous operation"}, |
9a13bb38 | 671 | {"ssl_config", OPT_SSL_CONFIG, 's', "Use specified configuration file"}, |
032c6d21 | 672 | {"split_send_frag", OPT_SPLIT_SEND_FRAG, 'n', |
0df80881 | 673 | "Size used to split data for encrypt pipelines"}, |
032c6d21 MC |
674 | {"max_pipelines", OPT_MAX_PIPELINES, 'n', |
675 | "Maximum number of encrypt/decrypt pipelines to be used"}, | |
dad78fb1 MC |
676 | {"read_buf", OPT_READ_BUF, 'n', |
677 | "Default read buffer size to be used for connections"}, | |
9c3bcfa0 RS |
678 | OPT_S_OPTIONS, |
679 | OPT_V_OPTIONS, | |
680 | OPT_X_OPTIONS, | |
681 | #ifndef OPENSSL_NO_SSL3 | |
682 | {"ssl3", OPT_SSL3, '-', "Just use SSLv3"}, | |
683 | #endif | |
6b01bed2 VD |
684 | #ifndef OPENSSL_NO_TLS1 |
685 | {"tls1", OPT_TLS1, '-', "Just use TLSv1"}, | |
686 | #endif | |
687 | #ifndef OPENSSL_NO_TLS1_1 | |
688 | {"tls1_1", OPT_TLS1_1, '-', "Just use TLSv1.1"}, | |
689 | #endif | |
690 | #ifndef OPENSSL_NO_TLS1_2 | |
691 | {"tls1_2", OPT_TLS1_2, '-', "Just use TLSv1.2"}, | |
692 | #endif | |
a5ecdc6a | 693 | #ifndef OPENSSL_NO_DTLS |
9a13bb38 RS |
694 | {"dtls", OPT_DTLS, '-', "Use any version of DTLS"}, |
695 | {"timeout", OPT_TIMEOUT, '-', | |
696 | "Enable send/receive timeout on DTLS connections"}, | |
9c3bcfa0 RS |
697 | {"mtu", OPT_MTU, 'p', "Set the link layer MTU"}, |
698 | #endif | |
6b01bed2 VD |
699 | #ifndef OPENSSL_NO_DTLS1 |
700 | {"dtls1", OPT_DTLS1, '-', "Just use DTLSv1"}, | |
701 | #endif | |
702 | #ifndef OPENSSL_NO_DTLS1_2 | |
9a13bb38 | 703 | {"dtls1_2", OPT_DTLS1_2, '-', "Just use DTLSv1.2"}, |
6b01bed2 | 704 | #endif |
9c3bcfa0 | 705 | #ifndef OPENSSL_NO_SSL_TRACE |
9a13bb38 | 706 | {"trace", OPT_TRACE, '-', "Show trace output of protocol messages"}, |
9c3bcfa0 | 707 | #endif |
7e1b7485 RS |
708 | #ifdef WATT32 |
709 | {"wdebug", OPT_WDEBUG, '-', "WATT-32 tcp debugging"}, | |
710 | #endif | |
7e1b7485 | 711 | {"nbio", OPT_NBIO, '-', "Use non-blocking IO"}, |
7e1b7485 RS |
712 | #ifndef OPENSSL_NO_PSK |
713 | {"psk_identity", OPT_PSK_IDENTITY, 's', "PSK identity"}, | |
714 | {"psk", OPT_PSK, 's', "PSK in hex (without 0x)"}, | |
7e1b7485 | 715 | #endif |
7e1b7485 | 716 | #ifndef OPENSSL_NO_SRP |
bde136c8 | 717 | {"srpuser", OPT_SRPUSER, 's', "SRP authentication for 'user'"}, |
7e1b7485 RS |
718 | {"srppass", OPT_SRPPASS, 's', "Password for 'user'"}, |
719 | {"srp_lateuser", OPT_SRP_LATEUSER, '-', | |
720 | "SRP username into second ClientHello message"}, | |
721 | {"srp_moregroups", OPT_SRP_MOREGROUPS, '-', | |
722 | "Tolerate other than the known g N values."}, | |
740ceb5b | 723 | {"srp_strength", OPT_SRP_STRENGTH, 'p', "Minimal length in bits for N"}, |
7e1b7485 | 724 | #endif |
e481f9b9 | 725 | #ifndef OPENSSL_NO_NEXTPROTONEG |
7e1b7485 RS |
726 | {"nextprotoneg", OPT_NEXTPROTONEG, 's', |
727 | "Enable NPN extension, considering named protocols supported (comma-separated list)"}, | |
7e1b7485 | 728 | #endif |
7e1b7485 RS |
729 | #ifndef OPENSSL_NO_ENGINE |
730 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
9a13bb38 RS |
731 | {"ssl_client_engine", OPT_SSL_CLIENT_ENGINE, 's', |
732 | "Specify engine to be used for client certificate operations"}, | |
dd696a55 RP |
733 | #endif |
734 | #ifndef OPENSSL_NO_CT | |
43341433 | 735 | {"ct", OPT_CT, '-', "Request and parse SCTs (also enables OCSP stapling)"}, |
dd696a55 | 736 | {"noct", OPT_NOCT, '-', "Do not request or parse SCTs (default)"}, |
dd696a55 | 737 | {"ctlogfile", OPT_CTLOG_FILE, '<', "CT log list CONF file"}, |
7e1b7485 | 738 | #endif |
bde136c8 | 739 | {NULL, OPT_EOF, 0x00, NULL} |
7e1b7485 RS |
740 | }; |
741 | ||
742 | typedef enum PROTOCOL_choice { | |
743 | PROTO_OFF, | |
0f113f3e MC |
744 | PROTO_SMTP, |
745 | PROTO_POP3, | |
746 | PROTO_IMAP, | |
747 | PROTO_FTP, | |
d8c25de5 | 748 | PROTO_TELNET, |
552bf8ec | 749 | PROTO_XMPP, |
898ea7b8 | 750 | PROTO_XMPP_SERVER, |
cfb4f1ef NPB |
751 | PROTO_CONNECT, |
752 | PROTO_IRC | |
7e1b7485 RS |
753 | } PROTOCOL_CHOICE; |
754 | ||
bde136c8 | 755 | static const OPT_PAIR services[] = { |
7e1b7485 RS |
756 | {"smtp", PROTO_SMTP}, |
757 | {"pop3", PROTO_POP3}, | |
758 | {"imap", PROTO_IMAP}, | |
759 | {"ftp", PROTO_FTP}, | |
760 | {"xmpp", PROTO_XMPP}, | |
898ea7b8 | 761 | {"xmpp-server", PROTO_XMPP_SERVER}, |
d8c25de5 | 762 | {"telnet", PROTO_TELNET}, |
cfb4f1ef | 763 | {"irc", PROTO_IRC}, |
bde136c8 | 764 | {NULL, 0} |
85c67492 RL |
765 | }; |
766 | ||
fe08bd76 RS |
767 | #define IS_INET_FLAG(o) \ |
768 | (o == OPT_4 || o == OPT_6 || o == OPT_HOST || o == OPT_PORT || o == OPT_CONNECT) | |
769 | #define IS_UNIX_FLAG(o) (o == OPT_UNIX) | |
770 | ||
7315ce80 RS |
771 | /* Free |*dest| and optionally set it to a copy of |source|. */ |
772 | static void freeandcopy(char **dest, const char *source) | |
773 | { | |
774 | OPENSSL_free(*dest); | |
775 | *dest = NULL; | |
776 | if (source != NULL) | |
777 | *dest = OPENSSL_strdup(source); | |
778 | } | |
779 | ||
7e1b7485 | 780 | int s_client_main(int argc, char **argv) |
0f113f3e | 781 | { |
7e1b7485 | 782 | BIO *sbio; |
0f113f3e | 783 | EVP_PKEY *key = NULL; |
7e1b7485 | 784 | SSL *con = NULL; |
0f113f3e | 785 | SSL_CTX *ctx = NULL; |
7e1b7485 RS |
786 | STACK_OF(X509) *chain = NULL; |
787 | X509 *cert = NULL; | |
0f113f3e | 788 | X509_VERIFY_PARAM *vpm = NULL; |
7e1b7485 RS |
789 | SSL_EXCERT *exc = NULL; |
790 | SSL_CONF_CTX *cctx = NULL; | |
791 | STACK_OF(OPENSSL_STRING) *ssl_args = NULL; | |
cddd424a VD |
792 | char *dane_tlsa_domain = NULL; |
793 | STACK_OF(OPENSSL_STRING) *dane_tlsa_rrset = NULL; | |
7e1b7485 | 794 | STACK_OF(X509_CRL) *crls = NULL; |
13c9bb3e | 795 | const SSL_METHOD *meth = TLS_client_method(); |
552bf8ec MT |
796 | char *CApath = NULL, *CAfile = NULL, *cbuf = NULL, *sbuf = NULL; |
797 | char *mbuf = NULL, *proxystr = NULL, *connectstr = NULL; | |
cddd424a | 798 | char *cert_file = NULL, *key_file = NULL, *chain_file = NULL; |
ab69ac00 | 799 | char *chCApath = NULL, *chCAfile = NULL, *host = NULL; |
7315ce80 | 800 | char *port = OPENSSL_strdup(PORT); |
fc0eb00b | 801 | char *inrand = NULL; |
7e1b7485 RS |
802 | char *passarg = NULL, *pass = NULL, *vfyCApath = NULL, *vfyCAfile = NULL; |
803 | char *sess_in = NULL, *sess_out = NULL, *crl_file = NULL, *p; | |
dba31777 | 804 | char *xmpphost = NULL; |
d8c25de5 | 805 | const char *ehlo = "mail.example.com"; |
0f113f3e | 806 | struct timeval timeout, *timeoutp; |
7e1b7485 | 807 | fd_set readfds, writefds; |
2b6bcb70 | 808 | int noCApath = 0, noCAfile = 0; |
7e1b7485 RS |
809 | int build_chain = 0, cbuf_len, cbuf_off, cert_format = FORMAT_PEM; |
810 | int key_format = FORMAT_PEM, crlf = 0, full_log = 1, mbuf_len = 0; | |
811 | int prexit = 0; | |
40a8e9c2 | 812 | int sdebug = 0; |
7e1b7485 | 813 | int reconnect = 0, verify = SSL_VERIFY_NONE, vpmtouched = 0; |
480405e4 | 814 | int ret = 1, in_init = 1, i, nbio_test = 0, s = -1, k, width, state = 0; |
ab69ac00 RL |
815 | int sbuf_len, sbuf_off, cmdletters = 1; |
816 | int socket_family = AF_UNSPEC, socket_type = SOCK_STREAM; | |
7e1b7485 RS |
817 | int starttls_proto = PROTO_OFF, crl_format = FORMAT_PEM, crl_download = 0; |
818 | int write_tty, read_tty, write_ssl, read_ssl, tty_on, ssl_pending; | |
a3ef2c16 | 819 | int at_eof = 0; |
dad78fb1 | 820 | int read_buf_len = 0; |
7e1b7485 | 821 | int fallback_scsv = 0; |
40a8e9c2 | 822 | long randamt = 0; |
7e1b7485 | 823 | OPTION_CHOICE o; |
40a8e9c2 MC |
824 | #ifndef OPENSSL_NO_DTLS |
825 | int enable_timeouts = 0; | |
826 | long socket_mtu = 0; | |
827 | #endif | |
0b13e9f0 | 828 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e | 829 | ENGINE *ssl_client_engine = NULL; |
7e1b7485 | 830 | #endif |
333b070e | 831 | ENGINE *e = NULL; |
1fbab1dc | 832 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) |
0f113f3e | 833 | struct timeval tv; |
06f4536a | 834 | #endif |
0f113f3e | 835 | char *servername = NULL; |
7e1b7485 | 836 | const char *alpn_in = NULL; |
0f113f3e | 837 | tlsextctx tlsextcbp = { NULL, 0 }; |
287d0b94 | 838 | const char *ssl_config = NULL; |
e481f9b9 | 839 | #define MAX_SI_TYPES 100 |
7e1b7485 RS |
840 | unsigned short serverinfo_types[MAX_SI_TYPES]; |
841 | int serverinfo_count = 0, start = 0, len; | |
e481f9b9 | 842 | #ifndef OPENSSL_NO_NEXTPROTONEG |
0f113f3e | 843 | const char *next_proto_neg_in = NULL; |
ed551cdd | 844 | #endif |
edc032b5 | 845 | #ifndef OPENSSL_NO_SRP |
0f113f3e MC |
846 | char *srppass = NULL; |
847 | int srp_lateuser = 0; | |
848 | SRP_ARG srp_arg = { NULL, NULL, 0, 0, 0, 1024 }; | |
849 | #endif | |
dd696a55 RP |
850 | #ifndef OPENSSL_NO_CT |
851 | char *ctlog_file = NULL; | |
43341433 | 852 | int ct_validation = 0; |
dd696a55 | 853 | #endif |
0d5301af | 854 | int min_version = 0, max_version = 0; |
fba13663 F |
855 | int async = 0; |
856 | unsigned int split_send_fragment = 0; | |
857 | unsigned int max_pipelines = 0; | |
fe08bd76 RS |
858 | enum { use_inet, use_unix, use_unknown } connect_type = use_unknown; |
859 | int count4or6 = 0; | |
0f113f3e | 860 | |
efc943be EK |
861 | FD_ZERO(&readfds); |
862 | FD_ZERO(&writefds); | |
863 | /* Known false-positive of MemorySanitizer. */ | |
864 | #if defined(__has_feature) | |
865 | # if __has_feature(memory_sanitizer) | |
866 | __msan_unpoison(&readfds, sizeof(readfds)); | |
867 | __msan_unpoison(&writefds, sizeof(writefds)); | |
868 | # endif | |
869 | #endif | |
870 | ||
7e1b7485 | 871 | prog = opt_progname(argv[0]); |
0f113f3e MC |
872 | c_quiet = 0; |
873 | c_ign_eof = 0; | |
874 | c_debug = 0; | |
875 | c_msg = 0; | |
876 | c_showcerts = 0; | |
7e1b7485 RS |
877 | c_nbio = 0; |
878 | verify_depth = 0; | |
879 | verify_error = X509_V_OK; | |
880 | vpm = X509_VERIFY_PARAM_new(); | |
68dc6824 RS |
881 | cbuf = app_malloc(BUFSIZZ, "cbuf"); |
882 | sbuf = app_malloc(BUFSIZZ, "sbuf"); | |
883 | mbuf = app_malloc(BUFSIZZ, "mbuf"); | |
0f113f3e | 884 | cctx = SSL_CONF_CTX_new(); |
0f113f3e | 885 | |
68dc6824 | 886 | if (vpm == NULL || cctx == NULL) { |
7e1b7485 | 887 | BIO_printf(bio_err, "%s: out of memory\n", prog); |
0f113f3e MC |
888 | goto end; |
889 | } | |
890 | ||
7e1b7485 | 891 | SSL_CONF_CTX_set_flags(cctx, SSL_CONF_FLAG_CLIENT | SSL_CONF_FLAG_CMDLINE); |
0f113f3e | 892 | |
7e1b7485 RS |
893 | prog = opt_init(argc, argv, s_client_options); |
894 | while ((o = opt_next()) != OPT_EOF) { | |
fe08bd76 RS |
895 | /* Check for intermixing flags. */ |
896 | if (connect_type == use_unix && IS_INET_FLAG(o)) { | |
897 | BIO_printf(bio_err, | |
898 | "%s: Intermixed protocol flags (unix and internet domains)\n", | |
899 | prog); | |
900 | goto end; | |
901 | } | |
902 | if (connect_type == use_inet && IS_UNIX_FLAG(o)) { | |
903 | BIO_printf(bio_err, | |
904 | "%s: Intermixed protocol flags (internet and unix domains)\n", | |
905 | prog); | |
906 | goto end; | |
907 | } | |
7e1b7485 | 908 | switch (o) { |
7e1b7485 RS |
909 | case OPT_EOF: |
910 | case OPT_ERR: | |
911 | opthelp: | |
912 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
913 | goto end; | |
914 | case OPT_HELP: | |
915 | opt_help(s_client_options); | |
916 | ret = 0; | |
917 | goto end; | |
ab69ac00 | 918 | case OPT_4: |
fe08bd76 | 919 | connect_type = use_inet; |
ab69ac00 | 920 | socket_family = AF_INET; |
fe08bd76 | 921 | count4or6++; |
ab69ac00 | 922 | break; |
ab69ac00 | 923 | #ifdef AF_INET6 |
fe08bd76 RS |
924 | case OPT_6: |
925 | connect_type = use_inet; | |
926 | socket_family = AF_INET6; | |
927 | count4or6++; | |
ab69ac00 | 928 | break; |
ab69ac00 | 929 | #endif |
fe08bd76 RS |
930 | case OPT_HOST: |
931 | connect_type = use_inet; | |
7315ce80 | 932 | freeandcopy(&host, opt_arg()); |
7e1b7485 RS |
933 | break; |
934 | case OPT_PORT: | |
fe08bd76 | 935 | connect_type = use_inet; |
7315ce80 | 936 | freeandcopy(&port, opt_arg()); |
7e1b7485 RS |
937 | break; |
938 | case OPT_CONNECT: | |
fe08bd76 | 939 | connect_type = use_inet; |
7315ce80 | 940 | freeandcopy(&connectstr, opt_arg()); |
552bf8ec MT |
941 | break; |
942 | case OPT_PROXY: | |
943 | proxystr = opt_arg(); | |
944 | starttls_proto = PROTO_CONNECT; | |
7e1b7485 | 945 | break; |
ab69ac00 | 946 | #ifdef AF_UNIX |
7e1b7485 | 947 | case OPT_UNIX: |
fe08bd76 | 948 | connect_type = use_unix; |
ab69ac00 | 949 | socket_family = AF_UNIX; |
7315ce80 | 950 | freeandcopy(&host, opt_arg()); |
7e1b7485 | 951 | break; |
ab69ac00 | 952 | #endif |
d8c25de5 RS |
953 | case OPT_XMPPHOST: |
954 | xmpphost = opt_arg(); | |
955 | break; | |
956 | case OPT_SMTPHOST: | |
957 | ehlo = opt_arg(); | |
958 | break; | |
7e1b7485 | 959 | case OPT_VERIFY: |
0f113f3e | 960 | verify = SSL_VERIFY_PEER; |
7e1b7485 | 961 | verify_depth = atoi(opt_arg()); |
0f113f3e MC |
962 | if (!c_quiet) |
963 | BIO_printf(bio_err, "verify depth is %d\n", verify_depth); | |
7e1b7485 RS |
964 | break; |
965 | case OPT_CERT: | |
966 | cert_file = opt_arg(); | |
967 | break; | |
968 | case OPT_CRL: | |
969 | crl_file = opt_arg(); | |
970 | break; | |
971 | case OPT_CRL_DOWNLOAD: | |
0f113f3e | 972 | crl_download = 1; |
7e1b7485 RS |
973 | break; |
974 | case OPT_SESS_OUT: | |
975 | sess_out = opt_arg(); | |
976 | break; | |
977 | case OPT_SESS_IN: | |
978 | sess_in = opt_arg(); | |
979 | break; | |
980 | case OPT_CERTFORM: | |
981 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &cert_format)) | |
982 | goto opthelp; | |
983 | break; | |
984 | case OPT_CRLFORM: | |
985 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &crl_format)) | |
986 | goto opthelp; | |
987 | break; | |
988 | case OPT_VERIFY_RET_ERROR: | |
0f113f3e | 989 | verify_return_error = 1; |
7e1b7485 RS |
990 | break; |
991 | case OPT_VERIFY_QUIET: | |
0f113f3e | 992 | verify_quiet = 1; |
7e1b7485 RS |
993 | break; |
994 | case OPT_BRIEF: | |
995 | c_brief = verify_quiet = c_quiet = 1; | |
996 | break; | |
997 | case OPT_S_CASES: | |
998 | if (ssl_args == NULL) | |
999 | ssl_args = sk_OPENSSL_STRING_new_null(); | |
1000 | if (ssl_args == NULL | |
1001 | || !sk_OPENSSL_STRING_push(ssl_args, opt_flag()) | |
1002 | || !sk_OPENSSL_STRING_push(ssl_args, opt_arg())) { | |
1003 | BIO_printf(bio_err, "%s: Memory allocation failure\n", prog); | |
1004 | goto end; | |
1005 | } | |
1006 | break; | |
1007 | case OPT_V_CASES: | |
1008 | if (!opt_verify(o, vpm)) | |
1009 | goto end; | |
1010 | vpmtouched++; | |
1011 | break; | |
1012 | case OPT_X_CASES: | |
1013 | if (!args_excert(o, &exc)) | |
1014 | goto end; | |
1015 | break; | |
1016 | case OPT_PREXIT: | |
0f113f3e | 1017 | prexit = 1; |
7e1b7485 RS |
1018 | break; |
1019 | case OPT_CRLF: | |
0f113f3e | 1020 | crlf = 1; |
7e1b7485 RS |
1021 | break; |
1022 | case OPT_QUIET: | |
1023 | c_quiet = c_ign_eof = 1; | |
1024 | break; | |
1025 | case OPT_NBIO: | |
1026 | c_nbio = 1; | |
1027 | break; | |
6ba8a5b7 RS |
1028 | case OPT_NOCMDS: |
1029 | cmdletters = 0; | |
1030 | break; | |
7e1b7485 | 1031 | case OPT_ENGINE: |
333b070e | 1032 | e = setup_engine(opt_arg(), 1); |
7e1b7485 RS |
1033 | break; |
1034 | case OPT_SSL_CLIENT_ENGINE: | |
333b070e RS |
1035 | #ifndef OPENSSL_NO_ENGINE |
1036 | ssl_client_engine = ENGINE_by_id(opt_arg()); | |
1037 | if (ssl_client_engine == NULL) { | |
1038 | BIO_printf(bio_err, "Error getting client auth engine\n"); | |
1039 | goto opthelp; | |
1040 | } | |
333b070e | 1041 | #endif |
7e1b7485 RS |
1042 | break; |
1043 | case OPT_RAND: | |
1044 | inrand = opt_arg(); | |
1045 | break; | |
1046 | case OPT_IGN_EOF: | |
0f113f3e | 1047 | c_ign_eof = 1; |
7e1b7485 RS |
1048 | break; |
1049 | case OPT_NO_IGN_EOF: | |
0f113f3e | 1050 | c_ign_eof = 0; |
7e1b7485 | 1051 | break; |
7e1b7485 | 1052 | case OPT_DEBUG: |
0f113f3e | 1053 | c_debug = 1; |
7e1b7485 | 1054 | break; |
7e1b7485 | 1055 | case OPT_TLSEXTDEBUG: |
0f113f3e | 1056 | c_tlsextdebug = 1; |
7e1b7485 RS |
1057 | break; |
1058 | case OPT_STATUS: | |
0f113f3e | 1059 | c_status_req = 1; |
7e1b7485 | 1060 | break; |
7e1b7485 | 1061 | case OPT_WDEBUG: |
9c3bcfa0 | 1062 | #ifdef WATT32 |
0f113f3e MC |
1063 | dbug_init(); |
1064 | #endif | |
9c3bcfa0 | 1065 | break; |
7e1b7485 | 1066 | case OPT_MSG: |
0f113f3e | 1067 | c_msg = 1; |
7e1b7485 RS |
1068 | break; |
1069 | case OPT_MSGFILE: | |
1070 | bio_c_msg = BIO_new_file(opt_arg(), "w"); | |
1071 | break; | |
7e1b7485 | 1072 | case OPT_TRACE: |
9c3bcfa0 | 1073 | #ifndef OPENSSL_NO_SSL_TRACE |
0f113f3e MC |
1074 | c_msg = 2; |
1075 | #endif | |
9c3bcfa0 | 1076 | break; |
7e1b7485 | 1077 | case OPT_SECURITY_DEBUG: |
0f113f3e | 1078 | sdebug = 1; |
7e1b7485 RS |
1079 | break; |
1080 | case OPT_SECURITY_DEBUG_VERBOSE: | |
0f113f3e | 1081 | sdebug = 2; |
7e1b7485 RS |
1082 | break; |
1083 | case OPT_SHOWCERTS: | |
0f113f3e | 1084 | c_showcerts = 1; |
7e1b7485 RS |
1085 | break; |
1086 | case OPT_NBIO_TEST: | |
0f113f3e | 1087 | nbio_test = 1; |
7e1b7485 RS |
1088 | break; |
1089 | case OPT_STATE: | |
0f113f3e | 1090 | state = 1; |
7e1b7485 | 1091 | break; |
ddac1974 | 1092 | #ifndef OPENSSL_NO_PSK |
7e1b7485 RS |
1093 | case OPT_PSK_IDENTITY: |
1094 | psk_identity = opt_arg(); | |
1095 | break; | |
1096 | case OPT_PSK: | |
1097 | for (p = psk_key = opt_arg(); *p; p++) { | |
18295f0c | 1098 | if (isxdigit(_UC(*p))) |
0f113f3e | 1099 | continue; |
7e1b7485 RS |
1100 | BIO_printf(bio_err, "Not a hex number '%s'\n", psk_key); |
1101 | goto end; | |
0f113f3e | 1102 | } |
13cbe5e7 | 1103 | break; |
ddac1974 | 1104 | #endif |
edc032b5 | 1105 | #ifndef OPENSSL_NO_SRP |
7e1b7485 RS |
1106 | case OPT_SRPUSER: |
1107 | srp_arg.srplogin = opt_arg(); | |
0d5301af KR |
1108 | if (min_version < TLS1_VERSION) |
1109 | min_version = TLS1_VERSION; | |
7e1b7485 RS |
1110 | break; |
1111 | case OPT_SRPPASS: | |
1112 | srppass = opt_arg(); | |
0d5301af KR |
1113 | if (min_version < TLS1_VERSION) |
1114 | min_version = TLS1_VERSION; | |
7e1b7485 RS |
1115 | break; |
1116 | case OPT_SRP_STRENGTH: | |
1117 | srp_arg.strength = atoi(opt_arg()); | |
0f113f3e MC |
1118 | BIO_printf(bio_err, "SRP minimal length for N is %d\n", |
1119 | srp_arg.strength); | |
0d5301af KR |
1120 | if (min_version < TLS1_VERSION) |
1121 | min_version = TLS1_VERSION; | |
7e1b7485 RS |
1122 | break; |
1123 | case OPT_SRP_LATEUSER: | |
0f113f3e | 1124 | srp_lateuser = 1; |
0d5301af KR |
1125 | if (min_version < TLS1_VERSION) |
1126 | min_version = TLS1_VERSION; | |
7e1b7485 RS |
1127 | break; |
1128 | case OPT_SRP_MOREGROUPS: | |
0f113f3e | 1129 | srp_arg.amp = 1; |
0d5301af KR |
1130 | if (min_version < TLS1_VERSION) |
1131 | min_version = TLS1_VERSION; | |
7e1b7485 | 1132 | break; |
edc032b5 | 1133 | #endif |
287d0b94 DSH |
1134 | case OPT_SSL_CONFIG: |
1135 | ssl_config = opt_arg(); | |
1136 | break; | |
7e1b7485 | 1137 | case OPT_SSL3: |
0d5301af KR |
1138 | min_version = SSL3_VERSION; |
1139 | max_version = SSL3_VERSION; | |
9c3bcfa0 | 1140 | break; |
7e1b7485 | 1141 | case OPT_TLS1_2: |
0d5301af KR |
1142 | min_version = TLS1_2_VERSION; |
1143 | max_version = TLS1_2_VERSION; | |
7e1b7485 RS |
1144 | break; |
1145 | case OPT_TLS1_1: | |
0d5301af KR |
1146 | min_version = TLS1_1_VERSION; |
1147 | max_version = TLS1_1_VERSION; | |
7e1b7485 RS |
1148 | break; |
1149 | case OPT_TLS1: | |
0d5301af KR |
1150 | min_version = TLS1_VERSION; |
1151 | max_version = TLS1_VERSION; | |
7e1b7485 | 1152 | break; |
7e1b7485 | 1153 | case OPT_DTLS: |
6b01bed2 | 1154 | #ifndef OPENSSL_NO_DTLS |
0f113f3e MC |
1155 | meth = DTLS_client_method(); |
1156 | socket_type = SOCK_DGRAM; | |
6b01bed2 | 1157 | #endif |
7e1b7485 RS |
1158 | break; |
1159 | case OPT_DTLS1: | |
6b01bed2 | 1160 | #ifndef OPENSSL_NO_DTLS1 |
0d5301af KR |
1161 | meth = DTLS_client_method(); |
1162 | min_version = DTLS1_VERSION; | |
1163 | max_version = DTLS1_VERSION; | |
0f113f3e | 1164 | socket_type = SOCK_DGRAM; |
6b01bed2 | 1165 | #endif |
7e1b7485 RS |
1166 | break; |
1167 | case OPT_DTLS1_2: | |
6b01bed2 | 1168 | #ifndef OPENSSL_NO_DTLS1_2 |
0d5301af KR |
1169 | meth = DTLS_client_method(); |
1170 | min_version = DTLS1_2_VERSION; | |
1171 | max_version = DTLS1_2_VERSION; | |
0f113f3e | 1172 | socket_type = SOCK_DGRAM; |
6b01bed2 | 1173 | #endif |
7e1b7485 RS |
1174 | break; |
1175 | case OPT_TIMEOUT: | |
6b01bed2 | 1176 | #ifndef OPENSSL_NO_DTLS |
0f113f3e | 1177 | enable_timeouts = 1; |
6b01bed2 | 1178 | #endif |
7e1b7485 RS |
1179 | break; |
1180 | case OPT_MTU: | |
6b01bed2 | 1181 | #ifndef OPENSSL_NO_DTLS |
7e1b7485 | 1182 | socket_mtu = atol(opt_arg()); |
0f113f3e | 1183 | #endif |
6b01bed2 | 1184 | break; |
7e1b7485 | 1185 | case OPT_FALLBACKSCSV: |
0f113f3e | 1186 | fallback_scsv = 1; |
7e1b7485 RS |
1187 | break; |
1188 | case OPT_KEYFORM: | |
1189 | if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &key_format)) | |
1190 | goto opthelp; | |
1191 | break; | |
1192 | case OPT_PASS: | |
1193 | passarg = opt_arg(); | |
1194 | break; | |
1195 | case OPT_CERT_CHAIN: | |
1196 | chain_file = opt_arg(); | |
1197 | break; | |
1198 | case OPT_KEY: | |
1199 | key_file = opt_arg(); | |
1200 | break; | |
1201 | case OPT_RECONNECT: | |
0f113f3e | 1202 | reconnect = 5; |
7e1b7485 RS |
1203 | break; |
1204 | case OPT_CAPATH: | |
1205 | CApath = opt_arg(); | |
1206 | break; | |
2b6bcb70 MC |
1207 | case OPT_NOCAPATH: |
1208 | noCApath = 1; | |
1209 | break; | |
7e1b7485 RS |
1210 | case OPT_CHAINCAPATH: |
1211 | chCApath = opt_arg(); | |
1212 | break; | |
1213 | case OPT_VERIFYCAPATH: | |
1214 | vfyCApath = opt_arg(); | |
1215 | break; | |
1216 | case OPT_BUILD_CHAIN: | |
0f113f3e | 1217 | build_chain = 1; |
7e1b7485 RS |
1218 | break; |
1219 | case OPT_CAFILE: | |
1220 | CAfile = opt_arg(); | |
1221 | break; | |
2b6bcb70 MC |
1222 | case OPT_NOCAFILE: |
1223 | noCAfile = 1; | |
1224 | break; | |
dd696a55 RP |
1225 | #ifndef OPENSSL_NO_CT |
1226 | case OPT_NOCT: | |
43341433 | 1227 | ct_validation = 0; |
dd696a55 | 1228 | break; |
43341433 VD |
1229 | case OPT_CT: |
1230 | ct_validation = 1; | |
dd696a55 RP |
1231 | break; |
1232 | case OPT_CTLOG_FILE: | |
1233 | ctlog_file = opt_arg(); | |
1234 | break; | |
1235 | #endif | |
7e1b7485 RS |
1236 | case OPT_CHAINCAFILE: |
1237 | chCAfile = opt_arg(); | |
1238 | break; | |
1239 | case OPT_VERIFYCAFILE: | |
1240 | vfyCAfile = opt_arg(); | |
1241 | break; | |
cddd424a VD |
1242 | case OPT_DANE_TLSA_DOMAIN: |
1243 | dane_tlsa_domain = opt_arg(); | |
1244 | break; | |
1245 | case OPT_DANE_TLSA_RRDATA: | |
1246 | if (dane_tlsa_rrset == NULL) | |
1247 | dane_tlsa_rrset = sk_OPENSSL_STRING_new_null(); | |
1248 | if (dane_tlsa_rrset == NULL || | |
1249 | !sk_OPENSSL_STRING_push(dane_tlsa_rrset, opt_arg())) { | |
1250 | BIO_printf(bio_err, "%s: Memory allocation failure\n", prog); | |
1251 | goto end; | |
1252 | } | |
1253 | break; | |
7e1b7485 | 1254 | case OPT_NEXTPROTONEG: |
1595ca02 | 1255 | #ifndef OPENSSL_NO_NEXTPROTONEG |
7e1b7485 | 1256 | next_proto_neg_in = opt_arg(); |
1595ca02 | 1257 | #endif |
7e1b7485 RS |
1258 | break; |
1259 | case OPT_ALPN: | |
1260 | alpn_in = opt_arg(); | |
1261 | break; | |
1262 | case OPT_SERVERINFO: | |
1263 | p = opt_arg(); | |
1264 | len = strlen(p); | |
1265 | for (start = 0, i = 0; i <= len; ++i) { | |
1266 | if (i == len || p[i] == ',') { | |
1267 | serverinfo_types[serverinfo_count] = atoi(p + start); | |
1268 | if (++serverinfo_count == MAX_SI_TYPES) | |
1269 | break; | |
0f113f3e MC |
1270 | start = i + 1; |
1271 | } | |
0f113f3e | 1272 | } |
7e1b7485 | 1273 | break; |
7e1b7485 RS |
1274 | case OPT_STARTTLS: |
1275 | if (!opt_pair(opt_arg(), services, &starttls_proto)) | |
1276 | goto end; | |
46da5f9c | 1277 | break; |
7e1b7485 RS |
1278 | case OPT_SERVERNAME: |
1279 | servername = opt_arg(); | |
7e1b7485 | 1280 | break; |
7e1b7485 RS |
1281 | case OPT_USE_SRTP: |
1282 | srtp_profiles = opt_arg(); | |
1283 | break; | |
1284 | case OPT_KEYMATEXPORT: | |
1285 | keymatexportlabel = opt_arg(); | |
1286 | break; | |
1287 | case OPT_KEYMATEXPORTLEN: | |
1288 | keymatexportlen = atoi(opt_arg()); | |
0f113f3e | 1289 | break; |
7e25dd6d MC |
1290 | case OPT_ASYNC: |
1291 | async = 1; | |
1292 | break; | |
032c6d21 MC |
1293 | case OPT_SPLIT_SEND_FRAG: |
1294 | split_send_fragment = atoi(opt_arg()); | |
1295 | if (split_send_fragment == 0) { | |
e2d5183d MC |
1296 | /* |
1297 | * Not allowed - set to a deliberately bad value so we get an | |
1298 | * error message below | |
1299 | */ | |
1300 | split_send_fragment = SSL3_RT_MAX_PLAIN_LENGTH + 1; | |
032c6d21 MC |
1301 | } |
1302 | break; | |
1303 | case OPT_MAX_PIPELINES: | |
1304 | max_pipelines = atoi(opt_arg()); | |
1305 | break; | |
dad78fb1 MC |
1306 | case OPT_READ_BUF: |
1307 | read_buf_len = atoi(opt_arg()); | |
1308 | break; | |
0f113f3e | 1309 | } |
0f113f3e | 1310 | } |
fe08bd76 RS |
1311 | if (count4or6 >= 2) { |
1312 | BIO_printf(bio_err, "%s: Can't use both -4 and -6\n", prog); | |
1313 | goto opthelp; | |
1314 | } | |
7e1b7485 | 1315 | argc = opt_num_rest(); |
03358517 KR |
1316 | if (argc != 0) |
1317 | goto opthelp; | |
0f113f3e | 1318 | |
552bf8ec | 1319 | if (proxystr) { |
ab69ac00 RL |
1320 | int res; |
1321 | char *tmp_host = host, *tmp_port = port; | |
552bf8ec MT |
1322 | if (connectstr == NULL) { |
1323 | BIO_printf(bio_err, "%s: -proxy requires use of -connect\n", prog); | |
1324 | goto opthelp; | |
1325 | } | |
ab69ac00 RL |
1326 | res = BIO_parse_hostserv(proxystr, &host, &port, BIO_PARSE_PRIO_HOST); |
1327 | if (tmp_host != host) | |
1328 | OPENSSL_free(tmp_host); | |
1329 | if (tmp_port != port) | |
1330 | OPENSSL_free(tmp_port); | |
1331 | if (!res) { | |
1332 | BIO_printf(bio_err, "%s: -proxy argument malformed or ambiguous\n", | |
1333 | prog); | |
1334 | goto end; | |
1335 | } | |
1336 | } else { | |
1337 | int res = 1; | |
1338 | char *tmp_host = host, *tmp_port = port; | |
1339 | if (connectstr != NULL) | |
1340 | res = BIO_parse_hostserv(connectstr, &host, &port, | |
1341 | BIO_PARSE_PRIO_HOST); | |
1342 | if (tmp_host != host) | |
1343 | OPENSSL_free(tmp_host); | |
1344 | if (tmp_port != port) | |
1345 | OPENSSL_free(tmp_port); | |
1346 | if (!res) { | |
1347 | BIO_printf(bio_err, | |
1348 | "%s: -connect argument malformed or ambiguous\n", | |
1349 | prog); | |
552bf8ec | 1350 | goto end; |
ab69ac00 | 1351 | } |
552bf8ec | 1352 | } |
552bf8ec | 1353 | |
ab69ac00 | 1354 | if (socket_family == AF_UNIX && socket_type != SOCK_STREAM) { |
0f113f3e MC |
1355 | BIO_printf(bio_err, |
1356 | "Can't use unix sockets and datagrams together\n"); | |
1357 | goto end; | |
1358 | } | |
f3b7bdad | 1359 | |
032c6d21 MC |
1360 | if (split_send_fragment > SSL3_RT_MAX_PLAIN_LENGTH) { |
1361 | BIO_printf(bio_err, "Bad split send fragment size\n"); | |
1362 | goto end; | |
1363 | } | |
1364 | ||
1365 | if (max_pipelines > SSL_MAX_PIPELINES) { | |
1366 | BIO_printf(bio_err, "Bad max pipelines value\n"); | |
1367 | goto end; | |
1368 | } | |
1369 | ||
e481f9b9 | 1370 | #if !defined(OPENSSL_NO_NEXTPROTONEG) |
0f113f3e MC |
1371 | next_proto.status = -1; |
1372 | if (next_proto_neg_in) { | |
1373 | next_proto.data = | |
1374 | next_protos_parse(&next_proto.len, next_proto_neg_in); | |
1375 | if (next_proto.data == NULL) { | |
1376 | BIO_printf(bio_err, "Error parsing -nextprotoneg argument\n"); | |
1377 | goto end; | |
1378 | } | |
1379 | } else | |
1380 | next_proto.data = NULL; | |
ee2ffc27 BL |
1381 | #endif |
1382 | ||
7e1b7485 | 1383 | if (!app_passwd(passarg, NULL, &pass, NULL)) { |
0f113f3e MC |
1384 | BIO_printf(bio_err, "Error getting password\n"); |
1385 | goto end; | |
1386 | } | |
1387 | ||
1388 | if (key_file == NULL) | |
1389 | key_file = cert_file; | |
1390 | ||
1391 | if (key_file) { | |
7e1b7485 | 1392 | key = load_key(key_file, key_format, 0, pass, e, |
0f113f3e | 1393 | "client certificate private key file"); |
7e1b7485 | 1394 | if (key == NULL) { |
0f113f3e MC |
1395 | ERR_print_errors(bio_err); |
1396 | goto end; | |
1397 | } | |
0f113f3e MC |
1398 | } |
1399 | ||
1400 | if (cert_file) { | |
a773b52a | 1401 | cert = load_cert(cert_file, cert_format, "client certificate file"); |
7e1b7485 | 1402 | if (cert == NULL) { |
0f113f3e MC |
1403 | ERR_print_errors(bio_err); |
1404 | goto end; | |
1405 | } | |
1406 | } | |
1407 | ||
1408 | if (chain_file) { | |
a773b52a | 1409 | if (!load_certs(chain_file, &chain, FORMAT_PEM, NULL, |
0996dc54 | 1410 | "client certificate chain")) |
0f113f3e MC |
1411 | goto end; |
1412 | } | |
1413 | ||
1414 | if (crl_file) { | |
1415 | X509_CRL *crl; | |
1416 | crl = load_crl(crl_file, crl_format); | |
7e1b7485 | 1417 | if (crl == NULL) { |
0f113f3e MC |
1418 | BIO_puts(bio_err, "Error loading CRL\n"); |
1419 | ERR_print_errors(bio_err); | |
1420 | goto end; | |
1421 | } | |
1422 | crls = sk_X509_CRL_new_null(); | |
7e1b7485 | 1423 | if (crls == NULL || !sk_X509_CRL_push(crls, crl)) { |
0f113f3e MC |
1424 | BIO_puts(bio_err, "Error adding CRL\n"); |
1425 | ERR_print_errors(bio_err); | |
1426 | X509_CRL_free(crl); | |
1427 | goto end; | |
1428 | } | |
1429 | } | |
1430 | ||
7e1b7485 | 1431 | if (!load_excert(&exc)) |
0f113f3e MC |
1432 | goto end; |
1433 | ||
7e1b7485 | 1434 | if (!app_RAND_load_file(NULL, 1) && inrand == NULL |
0f113f3e MC |
1435 | && !RAND_status()) { |
1436 | BIO_printf(bio_err, | |
1437 | "warning, not much extra random data, consider using the -rand option\n"); | |
1438 | } | |
7e1b7485 RS |
1439 | if (inrand != NULL) { |
1440 | randamt = app_RAND_load_files(inrand); | |
1441 | BIO_printf(bio_err, "%ld semi-random bytes loaded\n", randamt); | |
1442 | } | |
0f113f3e MC |
1443 | |
1444 | if (bio_c_out == NULL) { | |
1445 | if (c_quiet && !c_debug) { | |
1446 | bio_c_out = BIO_new(BIO_s_null()); | |
1447 | if (c_msg && !bio_c_msg) | |
a60994df | 1448 | bio_c_msg = dup_bio_out(FORMAT_TEXT); |
7e1b7485 | 1449 | } else if (bio_c_out == NULL) |
a60994df | 1450 | bio_c_out = dup_bio_out(FORMAT_TEXT); |
0f113f3e | 1451 | } |
edc032b5 | 1452 | #ifndef OPENSSL_NO_SRP |
7e1b7485 | 1453 | if (!app_passwd(srppass, NULL, &srp_arg.srppassin, NULL)) { |
0f113f3e MC |
1454 | BIO_printf(bio_err, "Error getting password\n"); |
1455 | goto end; | |
1456 | } | |
1457 | #endif | |
1458 | ||
1459 | ctx = SSL_CTX_new(meth); | |
1460 | if (ctx == NULL) { | |
1461 | ERR_print_errors(bio_err); | |
1462 | goto end; | |
1463 | } | |
1464 | ||
1465 | if (sdebug) | |
ecf3a1fb | 1466 | ssl_ctx_security_debug(ctx, sdebug); |
0f113f3e | 1467 | |
287d0b94 DSH |
1468 | if (ssl_config) { |
1469 | if (SSL_CTX_config(ctx, ssl_config) == 0) { | |
1470 | BIO_printf(bio_err, "Error using configuration \"%s\"\n", | |
1471 | ssl_config); | |
1472 | ERR_print_errors(bio_err); | |
1473 | goto end; | |
1474 | } | |
1475 | } | |
1476 | ||
0d5301af KR |
1477 | if (SSL_CTX_set_min_proto_version(ctx, min_version) == 0) |
1478 | goto end; | |
1479 | if (SSL_CTX_set_max_proto_version(ctx, max_version) == 0) | |
1480 | goto end; | |
1481 | ||
7e1b7485 | 1482 | if (vpmtouched && !SSL_CTX_set1_param(ctx, vpm)) { |
ac59d705 MC |
1483 | BIO_printf(bio_err, "Error setting verify params\n"); |
1484 | ERR_print_errors(bio_err); | |
1485 | goto end; | |
1486 | } | |
0f113f3e | 1487 | |
5e6f9775 | 1488 | if (async) { |
7e25dd6d | 1489 | SSL_CTX_set_mode(ctx, SSL_MODE_ASYNC); |
5e6f9775 | 1490 | } |
032c6d21 MC |
1491 | if (split_send_fragment > 0) { |
1492 | SSL_CTX_set_split_send_fragment(ctx, split_send_fragment); | |
1493 | } | |
1494 | if (max_pipelines > 0) { | |
1495 | SSL_CTX_set_max_pipelines(ctx, max_pipelines); | |
1496 | } | |
7e25dd6d | 1497 | |
dad78fb1 MC |
1498 | if (read_buf_len > 0) { |
1499 | SSL_CTX_set_default_read_buffer_len(ctx, read_buf_len); | |
1500 | } | |
1501 | ||
dba31777 | 1502 | if (!config_ctx(cctx, ssl_args, ctx)) |
0f113f3e | 1503 | goto end; |
0f113f3e MC |
1504 | |
1505 | if (!ssl_load_stores(ctx, vfyCApath, vfyCAfile, chCApath, chCAfile, | |
1506 | crls, crl_download)) { | |
1507 | BIO_printf(bio_err, "Error loading store locations\n"); | |
1508 | ERR_print_errors(bio_err); | |
1509 | goto end; | |
1510 | } | |
59d2d48f | 1511 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
1512 | if (ssl_client_engine) { |
1513 | if (!SSL_CTX_set_client_cert_engine(ctx, ssl_client_engine)) { | |
1514 | BIO_puts(bio_err, "Error setting client auth engine\n"); | |
1515 | ERR_print_errors(bio_err); | |
1516 | ENGINE_free(ssl_client_engine); | |
1517 | goto end; | |
1518 | } | |
1519 | ENGINE_free(ssl_client_engine); | |
1520 | } | |
59d2d48f DSH |
1521 | #endif |
1522 | ||
ddac1974 | 1523 | #ifndef OPENSSL_NO_PSK |
dba31777 | 1524 | if (psk_key != NULL) { |
0f113f3e MC |
1525 | if (c_debug) |
1526 | BIO_printf(bio_c_out, | |
dba31777 | 1527 | "PSK key given, setting client callback\n"); |
0f113f3e MC |
1528 | SSL_CTX_set_psk_client_callback(ctx, psk_client_cb); |
1529 | } | |
e783bae2 PS |
1530 | #endif |
1531 | #ifndef OPENSSL_NO_SRTP | |
ac59d705 | 1532 | if (srtp_profiles != NULL) { |
7e1b7485 RS |
1533 | /* Returns 0 on success! */ |
1534 | if (SSL_CTX_set_tlsext_use_srtp(ctx, srtp_profiles) != 0) { | |
ac59d705 MC |
1535 | BIO_printf(bio_err, "Error setting SRTP profile\n"); |
1536 | ERR_print_errors(bio_err); | |
1537 | goto end; | |
1538 | } | |
1539 | } | |
0f113f3e | 1540 | #endif |
7e1b7485 | 1541 | |
0f113f3e MC |
1542 | if (exc) |
1543 | ssl_ctx_set_excert(ctx, exc); | |
d02b48c6 | 1544 | |
e481f9b9 | 1545 | #if !defined(OPENSSL_NO_NEXTPROTONEG) |
0f113f3e MC |
1546 | if (next_proto.data) |
1547 | SSL_CTX_set_next_proto_select_cb(ctx, next_proto_cb, &next_proto); | |
e481f9b9 | 1548 | #endif |
0f113f3e | 1549 | if (alpn_in) { |
817cd0d5 | 1550 | size_t alpn_len; |
0f113f3e MC |
1551 | unsigned char *alpn = next_protos_parse(&alpn_len, alpn_in); |
1552 | ||
1553 | if (alpn == NULL) { | |
1554 | BIO_printf(bio_err, "Error parsing -alpn argument\n"); | |
1555 | goto end; | |
1556 | } | |
7e1b7485 RS |
1557 | /* Returns 0 on success! */ |
1558 | if (SSL_CTX_set_alpn_protos(ctx, alpn, alpn_len) != 0) { | |
1559 | BIO_printf(bio_err, "Error setting ALPN\n"); | |
ac59d705 MC |
1560 | goto end; |
1561 | } | |
0f113f3e MC |
1562 | OPENSSL_free(alpn); |
1563 | } | |
e481f9b9 | 1564 | |
7e1b7485 | 1565 | for (i = 0; i < serverinfo_count; i++) { |
61986d32 | 1566 | if (!SSL_CTX_add_client_custom_ext(ctx, |
7e1b7485 RS |
1567 | serverinfo_types[i], |
1568 | NULL, NULL, NULL, | |
1569 | serverinfo_cli_parse_cb, NULL)) { | |
1570 | BIO_printf(bio_err, | |
1571 | "Warning: Unable to add custom extension %u, skipping\n", | |
1572 | serverinfo_types[i]); | |
ac59d705 | 1573 | } |
0f113f3e | 1574 | } |
ee2ffc27 | 1575 | |
0f113f3e MC |
1576 | if (state) |
1577 | SSL_CTX_set_info_callback(ctx, apps_ssl_info_callback); | |
d02b48c6 | 1578 | |
dd696a55 | 1579 | #ifndef OPENSSL_NO_CT |
43341433 VD |
1580 | /* Enable SCT processing, without early connection termination */ |
1581 | if (ct_validation && | |
1582 | !SSL_CTX_enable_ct(ctx, SSL_CT_VALIDATION_PERMISSIVE)) { | |
dd696a55 RP |
1583 | ERR_print_errors(bio_err); |
1584 | goto end; | |
1585 | } | |
1586 | ||
70073f3e | 1587 | if (!ctx_set_ctlog_list_file(ctx, ctlog_file)) { |
43341433 | 1588 | if (ct_validation) { |
328f36c5 RP |
1589 | ERR_print_errors(bio_err); |
1590 | goto end; | |
1591 | } | |
1592 | ||
1593 | /* | |
1594 | * If CT validation is not enabled, the log list isn't needed so don't | |
1595 | * show errors or abort. We try to load it regardless because then we | |
1596 | * can show the names of the logs any SCTs came from (SCTs may be seen | |
1597 | * even with validation disabled). | |
1598 | */ | |
1599 | ERR_clear_error(); | |
dd696a55 RP |
1600 | } |
1601 | #endif | |
1602 | ||
0f113f3e | 1603 | SSL_CTX_set_verify(ctx, verify, verify_callback); |
d02b48c6 | 1604 | |
2b6bcb70 | 1605 | if (!ctx_set_verify_locations(ctx, CAfile, CApath, noCAfile, noCApath)) { |
0f113f3e | 1606 | ERR_print_errors(bio_err); |
7e1b7485 | 1607 | goto end; |
0f113f3e | 1608 | } |
d02b48c6 | 1609 | |
0f113f3e | 1610 | ssl_ctx_add_crls(ctx, crls, crl_download); |
fdb78f3d | 1611 | |
0f113f3e MC |
1612 | if (!set_cert_key_stuff(ctx, cert, key, chain, build_chain)) |
1613 | goto end; | |
74ecfab4 | 1614 | |
0f113f3e MC |
1615 | if (servername != NULL) { |
1616 | tlsextcbp.biodebug = bio_err; | |
1617 | SSL_CTX_set_tlsext_servername_callback(ctx, ssl_servername_cb); | |
1618 | SSL_CTX_set_tlsext_servername_arg(ctx, &tlsextcbp); | |
1619 | } | |
1620 | # ifndef OPENSSL_NO_SRP | |
1621 | if (srp_arg.srplogin) { | |
1622 | if (!srp_lateuser && !SSL_CTX_set_srp_username(ctx, srp_arg.srplogin)) { | |
1623 | BIO_printf(bio_err, "Unable to set SRP username\n"); | |
1624 | goto end; | |
1625 | } | |
1626 | srp_arg.msg = c_msg; | |
1627 | srp_arg.debug = c_debug; | |
1628 | SSL_CTX_set_srp_cb_arg(ctx, &srp_arg); | |
1629 | SSL_CTX_set_srp_client_pwd_callback(ctx, ssl_give_srp_client_pwd_cb); | |
1630 | SSL_CTX_set_srp_strength(ctx, srp_arg.strength); | |
1631 | if (c_msg || c_debug || srp_arg.amp == 0) | |
1632 | SSL_CTX_set_srp_verify_param_callback(ctx, | |
1633 | ssl_srp_verify_param_cb); | |
1634 | } | |
1635 | # endif | |
0f113f3e | 1636 | |
cddd424a VD |
1637 | if (dane_tlsa_domain != NULL) { |
1638 | if (SSL_CTX_dane_enable(ctx) <= 0) { | |
1639 | BIO_printf(bio_err, | |
1640 | "%s: Error enabling DANE TLSA authentication.\n", prog); | |
1641 | ERR_print_errors(bio_err); | |
1642 | goto end; | |
1643 | } | |
1644 | } | |
1645 | ||
0f113f3e MC |
1646 | con = SSL_new(ctx); |
1647 | if (sess_in) { | |
1648 | SSL_SESSION *sess; | |
1649 | BIO *stmp = BIO_new_file(sess_in, "r"); | |
1650 | if (!stmp) { | |
1651 | BIO_printf(bio_err, "Can't open session file %s\n", sess_in); | |
1652 | ERR_print_errors(bio_err); | |
1653 | goto end; | |
1654 | } | |
1655 | sess = PEM_read_bio_SSL_SESSION(stmp, NULL, 0, NULL); | |
1656 | BIO_free(stmp); | |
1657 | if (!sess) { | |
1658 | BIO_printf(bio_err, "Can't open session file %s\n", sess_in); | |
1659 | ERR_print_errors(bio_err); | |
1660 | goto end; | |
1661 | } | |
61986d32 | 1662 | if (!SSL_set_session(con, sess)) { |
ac59d705 MC |
1663 | BIO_printf(bio_err, "Can't set session\n"); |
1664 | ERR_print_errors(bio_err); | |
1665 | goto end; | |
1666 | } | |
0f113f3e MC |
1667 | SSL_SESSION_free(sess); |
1668 | } | |
1669 | ||
1670 | if (fallback_scsv) | |
1671 | SSL_set_mode(con, SSL_MODE_SEND_FALLBACK_SCSV); | |
cf6da053 | 1672 | |
0f113f3e MC |
1673 | if (servername != NULL) { |
1674 | if (!SSL_set_tlsext_host_name(con, servername)) { | |
1675 | BIO_printf(bio_err, "Unable to set TLS servername extension.\n"); | |
1676 | ERR_print_errors(bio_err); | |
1677 | goto end; | |
1678 | } | |
1679 | } | |
d02b48c6 | 1680 | |
cddd424a VD |
1681 | if (dane_tlsa_domain != NULL) { |
1682 | if (SSL_dane_enable(con, dane_tlsa_domain) <= 0) { | |
1683 | BIO_printf(bio_err, "%s: Error enabling DANE TLSA " | |
1684 | "authentication.\n", prog); | |
1685 | ERR_print_errors(bio_err); | |
1686 | goto end; | |
1687 | } | |
1688 | if (dane_tlsa_rrset == NULL) { | |
1689 | BIO_printf(bio_err, "%s: DANE TLSA authentication requires at " | |
1690 | "least one -dane_tlsa_rrset option.\n", prog); | |
1691 | goto end; | |
1692 | } | |
1693 | if (tlsa_import_rrset(con, dane_tlsa_rrset) <= 0) { | |
1694 | BIO_printf(bio_err, "%s: Failed to import any TLSA " | |
1695 | "records.\n", prog); | |
1696 | goto end; | |
1697 | } | |
1698 | } else if (dane_tlsa_rrset != NULL) { | |
bde136c8 F |
1699 | BIO_printf(bio_err, "%s: DANE TLSA authentication requires the " |
1700 | "-dane_tlsa_domain option.\n", prog); | |
1701 | goto end; | |
cddd424a VD |
1702 | } |
1703 | ||
0f113f3e | 1704 | re_start: |
ab69ac00 | 1705 | if (init_client(&s, host, port, socket_family, socket_type) == 0) |
0f113f3e MC |
1706 | { |
1707 | BIO_printf(bio_err, "connect:errno=%d\n", get_last_socket_error()); | |
8731a4fc | 1708 | BIO_closesocket(s); |
0f113f3e MC |
1709 | goto end; |
1710 | } | |
1711 | BIO_printf(bio_c_out, "CONNECTED(%08X)\n", s); | |
d02b48c6 | 1712 | |
0f113f3e | 1713 | if (c_nbio) { |
ba810815 | 1714 | if (!BIO_socket_nbio(s, 1)) { |
0f113f3e MC |
1715 | ERR_print_errors(bio_err); |
1716 | goto end; | |
1717 | } | |
ba810815 | 1718 | BIO_printf(bio_c_out, "Turned on non blocking io\n"); |
0f113f3e | 1719 | } |
40a8e9c2 | 1720 | #ifndef OPENSSL_NO_DTLS |
0f113f3e | 1721 | if (socket_type == SOCK_DGRAM) { |
40a8e9c2 MC |
1722 | struct sockaddr peer; |
1723 | int peerlen = sizeof peer; | |
0f113f3e MC |
1724 | |
1725 | sbio = BIO_new_dgram(s, BIO_NOCLOSE); | |
1726 | if (getsockname(s, &peer, (void *)&peerlen) < 0) { | |
1727 | BIO_printf(bio_err, "getsockname:errno=%d\n", | |
1728 | get_last_socket_error()); | |
8731a4fc | 1729 | BIO_closesocket(s); |
0f113f3e MC |
1730 | goto end; |
1731 | } | |
1732 | ||
2c9be7d0 | 1733 | (void)BIO_ctrl_set_connected(sbio, &peer); |
0f113f3e MC |
1734 | |
1735 | if (enable_timeouts) { | |
1736 | timeout.tv_sec = 0; | |
1737 | timeout.tv_usec = DGRAM_RCV_TIMEOUT; | |
1738 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); | |
1739 | ||
1740 | timeout.tv_sec = 0; | |
1741 | timeout.tv_usec = DGRAM_SND_TIMEOUT; | |
1742 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); | |
1743 | } | |
1744 | ||
1745 | if (socket_mtu) { | |
1746 | if (socket_mtu < DTLS_get_link_min_mtu(con)) { | |
1747 | BIO_printf(bio_err, "MTU too small. Must be at least %ld\n", | |
1748 | DTLS_get_link_min_mtu(con)); | |
1749 | BIO_free(sbio); | |
1750 | goto shut; | |
1751 | } | |
1752 | SSL_set_options(con, SSL_OP_NO_QUERY_MTU); | |
1753 | if (!DTLS_set_link_mtu(con, socket_mtu)) { | |
1754 | BIO_printf(bio_err, "Failed to set MTU\n"); | |
1755 | BIO_free(sbio); | |
1756 | goto shut; | |
1757 | } | |
1758 | } else | |
1759 | /* want to do MTU discovery */ | |
1760 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); | |
1761 | } else | |
40a8e9c2 | 1762 | #endif /* OPENSSL_NO_DTLS */ |
0f113f3e MC |
1763 | sbio = BIO_new_socket(s, BIO_NOCLOSE); |
1764 | ||
1765 | if (nbio_test) { | |
1766 | BIO *test; | |
1767 | ||
1768 | test = BIO_new(BIO_f_nbio_test()); | |
1769 | sbio = BIO_push(test, sbio); | |
1770 | } | |
1771 | ||
1772 | if (c_debug) { | |
0f113f3e MC |
1773 | BIO_set_callback(sbio, bio_dump_callback); |
1774 | BIO_set_callback_arg(sbio, (char *)bio_c_out); | |
1775 | } | |
1776 | if (c_msg) { | |
93ab9e42 | 1777 | #ifndef OPENSSL_NO_SSL_TRACE |
0f113f3e MC |
1778 | if (c_msg == 2) |
1779 | SSL_set_msg_callback(con, SSL_trace); | |
1780 | else | |
93ab9e42 | 1781 | #endif |
0f113f3e MC |
1782 | SSL_set_msg_callback(con, msg_cb); |
1783 | SSL_set_msg_callback_arg(con, bio_c_msg ? bio_c_msg : bio_c_out); | |
1784 | } | |
e481f9b9 | 1785 | |
0f113f3e MC |
1786 | if (c_tlsextdebug) { |
1787 | SSL_set_tlsext_debug_callback(con, tlsext_cb); | |
1788 | SSL_set_tlsext_debug_arg(con, bio_c_out); | |
1789 | } | |
3e41ac35 | 1790 | #ifndef OPENSSL_NO_OCSP |
0f113f3e MC |
1791 | if (c_status_req) { |
1792 | SSL_set_tlsext_status_type(con, TLSEXT_STATUSTYPE_ocsp); | |
1793 | SSL_CTX_set_tlsext_status_cb(ctx, ocsp_resp_cb); | |
1794 | SSL_CTX_set_tlsext_status_arg(ctx, bio_c_out); | |
0f113f3e | 1795 | } |
3e41ac35 | 1796 | #endif |
0f113f3e MC |
1797 | |
1798 | SSL_set_bio(con, sbio, sbio); | |
1799 | SSL_set_connect_state(con); | |
1800 | ||
1801 | /* ok, lets connect */ | |
1802 | width = SSL_get_fd(con) + 1; | |
1803 | ||
1804 | read_tty = 1; | |
1805 | write_tty = 0; | |
1806 | tty_on = 0; | |
1807 | read_ssl = 1; | |
1808 | write_ssl = 1; | |
1809 | ||
1810 | cbuf_len = 0; | |
1811 | cbuf_off = 0; | |
1812 | sbuf_len = 0; | |
1813 | sbuf_off = 0; | |
1814 | ||
7e1b7485 RS |
1815 | switch ((PROTOCOL_CHOICE) starttls_proto) { |
1816 | case PROTO_OFF: | |
1817 | break; | |
1818 | case PROTO_SMTP: | |
1819 | { | |
1820 | /* | |
1821 | * This is an ugly hack that does a lot of assumptions. We do | |
1822 | * have to handle multi-line responses which may come in a single | |
1823 | * packet or not. We therefore have to use BIO_gets() which does | |
1824 | * need a buffering BIO. So during the initial chitchat we do | |
1825 | * push a buffering BIO into the chain that is removed again | |
1826 | * later on to not disturb the rest of the s_client operation. | |
1827 | */ | |
1828 | int foundit = 0; | |
1829 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1830 | BIO_push(fbio, sbio); | |
1831 | /* wait for multi-line response to end from SMTP */ | |
1832 | do { | |
1833 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
1834 | } | |
1835 | while (mbuf_len > 3 && mbuf[3] == '-'); | |
d8c25de5 | 1836 | BIO_printf(fbio, "EHLO %s\r\n", ehlo); |
7e1b7485 RS |
1837 | (void)BIO_flush(fbio); |
1838 | /* wait for multi-line response to end EHLO SMTP response */ | |
1839 | do { | |
1840 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
1841 | if (strstr(mbuf, "STARTTLS")) | |
1842 | foundit = 1; | |
1843 | } | |
1844 | while (mbuf_len > 3 && mbuf[3] == '-'); | |
1845 | (void)BIO_flush(fbio); | |
1846 | BIO_pop(fbio); | |
1847 | BIO_free(fbio); | |
1848 | if (!foundit) | |
1849 | BIO_printf(bio_err, | |
c7944cf1 QGM |
1850 | "didn't find starttls in server response," |
1851 | " trying anyway...\n"); | |
7e1b7485 RS |
1852 | BIO_printf(sbio, "STARTTLS\r\n"); |
1853 | BIO_read(sbio, sbuf, BUFSIZZ); | |
0f113f3e | 1854 | } |
7e1b7485 RS |
1855 | break; |
1856 | case PROTO_POP3: | |
1857 | { | |
1858 | BIO_read(sbio, mbuf, BUFSIZZ); | |
1859 | BIO_printf(sbio, "STLS\r\n"); | |
1860 | mbuf_len = BIO_read(sbio, sbuf, BUFSIZZ); | |
1861 | if (mbuf_len < 0) { | |
1862 | BIO_printf(bio_err, "BIO_read failed\n"); | |
1863 | goto end; | |
1864 | } | |
0f113f3e | 1865 | } |
7e1b7485 RS |
1866 | break; |
1867 | case PROTO_IMAP: | |
1868 | { | |
1869 | int foundit = 0; | |
1870 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1871 | BIO_push(fbio, sbio); | |
1872 | BIO_gets(fbio, mbuf, BUFSIZZ); | |
1873 | /* STARTTLS command requires CAPABILITY... */ | |
1874 | BIO_printf(fbio, ". CAPABILITY\r\n"); | |
1875 | (void)BIO_flush(fbio); | |
1876 | /* wait for multi-line CAPABILITY response */ | |
1877 | do { | |
1878 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
1879 | if (strstr(mbuf, "STARTTLS")) | |
1880 | foundit = 1; | |
1881 | } | |
1882 | while (mbuf_len > 3 && mbuf[0] != '.'); | |
1883 | (void)BIO_flush(fbio); | |
1884 | BIO_pop(fbio); | |
1885 | BIO_free(fbio); | |
1886 | if (!foundit) | |
1887 | BIO_printf(bio_err, | |
c7944cf1 QGM |
1888 | "didn't find STARTTLS in server response," |
1889 | " trying anyway...\n"); | |
7e1b7485 RS |
1890 | BIO_printf(sbio, ". STARTTLS\r\n"); |
1891 | BIO_read(sbio, sbuf, BUFSIZZ); | |
0f113f3e | 1892 | } |
7e1b7485 RS |
1893 | break; |
1894 | case PROTO_FTP: | |
1895 | { | |
1896 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1897 | BIO_push(fbio, sbio); | |
1898 | /* wait for multi-line response to end from FTP */ | |
1899 | do { | |
1900 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
1901 | } | |
1902 | while (mbuf_len > 3 && mbuf[3] == '-'); | |
1903 | (void)BIO_flush(fbio); | |
1904 | BIO_pop(fbio); | |
1905 | BIO_free(fbio); | |
1906 | BIO_printf(sbio, "AUTH TLS\r\n"); | |
1907 | BIO_read(sbio, sbuf, BUFSIZZ); | |
0f113f3e | 1908 | } |
7e1b7485 RS |
1909 | break; |
1910 | case PROTO_XMPP: | |
898ea7b8 | 1911 | case PROTO_XMPP_SERVER: |
0f113f3e | 1912 | { |
7e1b7485 RS |
1913 | int seen = 0; |
1914 | BIO_printf(sbio, "<stream:stream " | |
1915 | "xmlns:stream='http://etherx.jabber.org/streams' " | |
898ea7b8 KE |
1916 | "xmlns='jabber:%s' to='%s' version='1.0'>", |
1917 | starttls_proto == PROTO_XMPP ? "client" : "server", | |
d8c25de5 | 1918 | xmpphost ? xmpphost : host); |
0f113f3e | 1919 | seen = BIO_read(sbio, mbuf, BUFSIZZ); |
7e1b7485 RS |
1920 | mbuf[seen] = 0; |
1921 | while (!strstr | |
1922 | (mbuf, "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'") | |
1923 | && !strstr(mbuf, | |
1924 | "<starttls xmlns=\"urn:ietf:params:xml:ns:xmpp-tls\"")) | |
1925 | { | |
1926 | seen = BIO_read(sbio, mbuf, BUFSIZZ); | |
0f113f3e | 1927 | |
7e1b7485 RS |
1928 | if (seen <= 0) |
1929 | goto shut; | |
0f113f3e | 1930 | |
7e1b7485 RS |
1931 | mbuf[seen] = 0; |
1932 | } | |
1933 | BIO_printf(sbio, | |
1934 | "<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'/>"); | |
1935 | seen = BIO_read(sbio, sbuf, BUFSIZZ); | |
1936 | sbuf[seen] = 0; | |
1937 | if (!strstr(sbuf, "<proceed")) | |
1938 | goto shut; | |
1939 | mbuf[0] = 0; | |
0f113f3e | 1940 | } |
7e1b7485 | 1941 | break; |
d8c25de5 RS |
1942 | case PROTO_TELNET: |
1943 | { | |
1944 | static const unsigned char tls_do[] = { | |
1945 | /* IAC DO START_TLS */ | |
1946 | 255, 253, 46 | |
1947 | }; | |
1948 | static const unsigned char tls_will[] = { | |
1949 | /* IAC WILL START_TLS */ | |
1950 | 255, 251, 46 | |
1951 | }; | |
1952 | static const unsigned char tls_follows[] = { | |
1953 | /* IAC SB START_TLS FOLLOWS IAC SE */ | |
1954 | 255, 250, 46, 1, 255, 240 | |
1955 | }; | |
1956 | int bytes; | |
1957 | ||
1958 | /* Telnet server should demand we issue START_TLS */ | |
1959 | bytes = BIO_read(sbio, mbuf, BUFSIZZ); | |
1960 | if (bytes != 3 || memcmp(mbuf, tls_do, 3) != 0) | |
1961 | goto shut; | |
1962 | /* Agree to issue START_TLS and send the FOLLOWS sub-command */ | |
1963 | BIO_write(sbio, tls_will, 3); | |
1964 | BIO_write(sbio, tls_follows, 6); | |
1965 | (void)BIO_flush(sbio); | |
1966 | /* Telnet server also sent the FOLLOWS sub-command */ | |
1967 | bytes = BIO_read(sbio, mbuf, BUFSIZZ); | |
1968 | if (bytes != 6 || memcmp(mbuf, tls_follows, 6) != 0) | |
1969 | goto shut; | |
1970 | } | |
552bf8ec MT |
1971 | break; |
1972 | case PROTO_CONNECT: | |
1973 | { | |
1974 | int foundit = 0; | |
1975 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
1976 | ||
1977 | BIO_push(fbio, sbio); | |
8230f6c7 | 1978 | BIO_printf(fbio, "CONNECT %s HTTP/1.0\r\n\r\n", connectstr); |
552bf8ec MT |
1979 | (void)BIO_flush(fbio); |
1980 | /* wait for multi-line response to end CONNECT response */ | |
1981 | do { | |
1982 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
1983 | if (strstr(mbuf, "200") != NULL | |
1984 | && strstr(mbuf, "established") != NULL) | |
1985 | foundit++; | |
1986 | } while (mbuf_len > 3 && foundit == 0); | |
1987 | (void)BIO_flush(fbio); | |
1988 | BIO_pop(fbio); | |
1989 | BIO_free(fbio); | |
1990 | if (!foundit) { | |
1991 | BIO_printf(bio_err, "%s: HTTP CONNECT failed\n", prog); | |
1992 | goto shut; | |
1993 | } | |
1994 | } | |
1995 | break; | |
cfb4f1ef NPB |
1996 | case PROTO_IRC: |
1997 | { | |
1998 | int numeric; | |
1999 | BIO *fbio = BIO_new(BIO_f_buffer()); | |
2000 | ||
2001 | BIO_push(fbio, sbio); | |
2002 | BIO_printf(fbio, "STARTTLS\r\n"); | |
2003 | (void)BIO_flush(fbio); | |
2004 | width = SSL_get_fd(con) + 1; | |
2005 | ||
2006 | do { | |
2007 | numeric = 0; | |
2008 | ||
2009 | FD_ZERO(&readfds); | |
2010 | openssl_fdset(SSL_get_fd(con), &readfds); | |
2011 | timeout.tv_sec = S_CLIENT_IRC_READ_TIMEOUT; | |
2012 | timeout.tv_usec = 0; | |
2013 | /* | |
2014 | * If the IRCd doesn't respond within | |
2015 | * S_CLIENT_IRC_READ_TIMEOUT seconds, assume | |
2016 | * it doesn't support STARTTLS. Many IRCds | |
2017 | * will not give _any_ sort of response to a | |
2018 | * STARTTLS command when it's not supported. | |
2019 | */ | |
2020 | if (!BIO_get_buffer_num_lines(fbio) | |
2021 | && !BIO_pending(fbio) | |
2022 | && !BIO_pending(sbio) | |
2023 | && select(width, (void *)&readfds, NULL, NULL, | |
2024 | &timeout) < 1) { | |
2025 | BIO_printf(bio_err, | |
2026 | "Timeout waiting for response (%d seconds).\n", | |
2027 | S_CLIENT_IRC_READ_TIMEOUT); | |
2028 | break; | |
2029 | } | |
2030 | ||
2031 | mbuf_len = BIO_gets(fbio, mbuf, BUFSIZZ); | |
2032 | if (mbuf_len < 1 || sscanf(mbuf, "%*s %d", &numeric) != 1) | |
2033 | break; | |
2034 | /* :example.net 451 STARTTLS :You have not registered */ | |
2035 | /* :example.net 421 STARTTLS :Unknown command */ | |
2036 | if ((numeric == 451 || numeric == 421) | |
2037 | && strstr(mbuf, "STARTTLS") != NULL) { | |
2038 | BIO_printf(bio_err, "STARTTLS not supported: %s", mbuf); | |
2039 | break; | |
2040 | } | |
2041 | if (numeric == 691) { | |
2042 | BIO_printf(bio_err, "STARTTLS negotiation failed: "); | |
2043 | ERR_print_errors(bio_err); | |
2044 | break; | |
2045 | } | |
2046 | } while (numeric != 670); | |
2047 | ||
2048 | (void)BIO_flush(fbio); | |
2049 | BIO_pop(fbio); | |
2050 | BIO_free(fbio); | |
2051 | if (numeric != 670) { | |
2052 | BIO_printf(bio_err, "Server does not support STARTTLS.\n"); | |
2053 | ret = 1; | |
2054 | goto shut; | |
2055 | } | |
2056 | } | |
0f113f3e MC |
2057 | } |
2058 | ||
2059 | for (;;) { | |
2060 | FD_ZERO(&readfds); | |
2061 | FD_ZERO(&writefds); | |
2062 | ||
2063 | if ((SSL_version(con) == DTLS1_VERSION) && | |
2064 | DTLSv1_get_timeout(con, &timeout)) | |
2065 | timeoutp = &timeout; | |
2066 | else | |
2067 | timeoutp = NULL; | |
2068 | ||
2069 | if (SSL_in_init(con) && !SSL_total_renegotiations(con)) { | |
2070 | in_init = 1; | |
2071 | tty_on = 0; | |
2072 | } else { | |
2073 | tty_on = 1; | |
2074 | if (in_init) { | |
2075 | in_init = 0; | |
e481f9b9 | 2076 | |
7e1b7485 RS |
2077 | if (servername != NULL && !SSL_session_reused(con)) { |
2078 | BIO_printf(bio_c_out, | |
2079 | "Server did %sacknowledge servername extension.\n", | |
2080 | tlsextcbp.ack ? "" : "not "); | |
2081 | } | |
e481f9b9 | 2082 | |
0f113f3e MC |
2083 | if (sess_out) { |
2084 | BIO *stmp = BIO_new_file(sess_out, "w"); | |
2085 | if (stmp) { | |
2086 | PEM_write_bio_SSL_SESSION(stmp, SSL_get_session(con)); | |
2087 | BIO_free(stmp); | |
2088 | } else | |
2089 | BIO_printf(bio_err, "Error writing session file %s\n", | |
2090 | sess_out); | |
2091 | } | |
2092 | if (c_brief) { | |
2093 | BIO_puts(bio_err, "CONNECTION ESTABLISHED\n"); | |
ecf3a1fb | 2094 | print_ssl_summary(con); |
0f113f3e MC |
2095 | } |
2096 | ||
0d4d5ab8 | 2097 | print_stuff(bio_c_out, con, full_log); |
0f113f3e MC |
2098 | if (full_log > 0) |
2099 | full_log--; | |
2100 | ||
2101 | if (starttls_proto) { | |
7e1b7485 | 2102 | BIO_write(bio_err, mbuf, mbuf_len); |
0f113f3e | 2103 | /* We don't need to know any more */ |
7e1b7485 RS |
2104 | if (!reconnect) |
2105 | starttls_proto = PROTO_OFF; | |
0f113f3e MC |
2106 | } |
2107 | ||
2108 | if (reconnect) { | |
2109 | reconnect--; | |
2110 | BIO_printf(bio_c_out, | |
2111 | "drop connection and then reconnect\n"); | |
ec447924 | 2112 | do_ssl_shutdown(con); |
0f113f3e | 2113 | SSL_set_connect_state(con); |
8731a4fc | 2114 | BIO_closesocket(SSL_get_fd(con)); |
0f113f3e MC |
2115 | goto re_start; |
2116 | } | |
2117 | } | |
2118 | } | |
2119 | ||
fd068d50 | 2120 | ssl_pending = read_ssl && SSL_has_pending(con); |
0f113f3e MC |
2121 | |
2122 | if (!ssl_pending) { | |
1fbab1dc | 2123 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) |
0f113f3e | 2124 | if (tty_on) { |
a3ef2c16 JD |
2125 | /* |
2126 | * Note that select() returns when read _would not block_, | |
2127 | * and EOF satisfies that. To avoid a CPU-hogging loop, | |
2128 | * set the flag so we exit. | |
2129 | */ | |
2130 | if (read_tty && !at_eof) | |
0f113f3e MC |
2131 | openssl_fdset(fileno(stdin), &readfds); |
2132 | if (write_tty) | |
2133 | openssl_fdset(fileno(stdout), &writefds); | |
2134 | } | |
2135 | if (read_ssl) | |
2136 | openssl_fdset(SSL_get_fd(con), &readfds); | |
2137 | if (write_ssl) | |
2138 | openssl_fdset(SSL_get_fd(con), &writefds); | |
06f4536a | 2139 | #else |
0f113f3e MC |
2140 | if (!tty_on || !write_tty) { |
2141 | if (read_ssl) | |
2142 | openssl_fdset(SSL_get_fd(con), &readfds); | |
2143 | if (write_ssl) | |
2144 | openssl_fdset(SSL_get_fd(con), &writefds); | |
2145 | } | |
2146 | #endif | |
0f113f3e MC |
2147 | |
2148 | /* | |
2149 | * Note: under VMS with SOCKETSHR the second parameter is | |
2150 | * currently of type (int *) whereas under other systems it is | |
2151 | * (void *) if you don't have a cast it will choke the compiler: | |
2152 | * if you do have a cast then you can either go for (int *) or | |
2153 | * (void *). | |
2154 | */ | |
3d7c4a5a | 2155 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) |
0f113f3e MC |
2156 | /* |
2157 | * Under Windows/DOS we make the assumption that we can always | |
2158 | * write to the tty: therefore if we need to write to the tty we | |
2159 | * just fall through. Otherwise we timeout the select every | |
2160 | * second and see if there are any keypresses. Note: this is a | |
2161 | * hack, in a proper Windows application we wouldn't do this. | |
2162 | */ | |
2163 | i = 0; | |
2164 | if (!write_tty) { | |
2165 | if (read_tty) { | |
2166 | tv.tv_sec = 1; | |
2167 | tv.tv_usec = 0; | |
2168 | i = select(width, (void *)&readfds, (void *)&writefds, | |
2169 | NULL, &tv); | |
75dd6c1a | 2170 | if (!i && (!has_stdin_waiting() || !read_tty)) |
0f113f3e | 2171 | continue; |
0f113f3e MC |
2172 | } else |
2173 | i = select(width, (void *)&readfds, (void *)&writefds, | |
2174 | NULL, timeoutp); | |
2175 | } | |
06f4536a | 2176 | #else |
0f113f3e MC |
2177 | i = select(width, (void *)&readfds, (void *)&writefds, |
2178 | NULL, timeoutp); | |
2179 | #endif | |
2180 | if (i < 0) { | |
2181 | BIO_printf(bio_err, "bad select %d\n", | |
2182 | get_last_socket_error()); | |
2183 | goto shut; | |
2184 | /* goto end; */ | |
2185 | } | |
2186 | } | |
2187 | ||
2188 | if ((SSL_version(con) == DTLS1_VERSION) | |
2189 | && DTLSv1_handle_timeout(con) > 0) { | |
2190 | BIO_printf(bio_err, "TIMEOUT occurred\n"); | |
2191 | } | |
2192 | ||
2193 | if (!ssl_pending && FD_ISSET(SSL_get_fd(con), &writefds)) { | |
2194 | k = SSL_write(con, &(cbuf[cbuf_off]), (unsigned int)cbuf_len); | |
2195 | switch (SSL_get_error(con, k)) { | |
2196 | case SSL_ERROR_NONE: | |
2197 | cbuf_off += k; | |
2198 | cbuf_len -= k; | |
2199 | if (k <= 0) | |
2200 | goto end; | |
2201 | /* we have done a write(con,NULL,0); */ | |
2202 | if (cbuf_len <= 0) { | |
2203 | read_tty = 1; | |
2204 | write_ssl = 0; | |
2205 | } else { /* if (cbuf_len > 0) */ | |
2206 | ||
2207 | read_tty = 0; | |
2208 | write_ssl = 1; | |
2209 | } | |
2210 | break; | |
2211 | case SSL_ERROR_WANT_WRITE: | |
2212 | BIO_printf(bio_c_out, "write W BLOCK\n"); | |
2213 | write_ssl = 1; | |
2214 | read_tty = 0; | |
2215 | break; | |
7e25dd6d MC |
2216 | case SSL_ERROR_WANT_ASYNC: |
2217 | BIO_printf(bio_c_out, "write A BLOCK\n"); | |
e1b9840e | 2218 | wait_for_async(con); |
7e25dd6d MC |
2219 | write_ssl = 1; |
2220 | read_tty = 0; | |
2221 | break; | |
0f113f3e MC |
2222 | case SSL_ERROR_WANT_READ: |
2223 | BIO_printf(bio_c_out, "write R BLOCK\n"); | |
2224 | write_tty = 0; | |
2225 | read_ssl = 1; | |
2226 | write_ssl = 0; | |
2227 | break; | |
2228 | case SSL_ERROR_WANT_X509_LOOKUP: | |
2229 | BIO_printf(bio_c_out, "write X BLOCK\n"); | |
2230 | break; | |
2231 | case SSL_ERROR_ZERO_RETURN: | |
2232 | if (cbuf_len != 0) { | |
2233 | BIO_printf(bio_c_out, "shutdown\n"); | |
2234 | ret = 0; | |
2235 | goto shut; | |
2236 | } else { | |
2237 | read_tty = 1; | |
2238 | write_ssl = 0; | |
2239 | break; | |
2240 | } | |
2241 | ||
2242 | case SSL_ERROR_SYSCALL: | |
2243 | if ((k != 0) || (cbuf_len != 0)) { | |
2244 | BIO_printf(bio_err, "write:errno=%d\n", | |
2245 | get_last_socket_error()); | |
2246 | goto shut; | |
2247 | } else { | |
2248 | read_tty = 1; | |
2249 | write_ssl = 0; | |
2250 | } | |
2251 | break; | |
fc7f190c MC |
2252 | case SSL_ERROR_WANT_ASYNC_JOB: |
2253 | /* This shouldn't ever happen in s_client - treat as an error */ | |
0f113f3e MC |
2254 | case SSL_ERROR_SSL: |
2255 | ERR_print_errors(bio_err); | |
2256 | goto shut; | |
2257 | } | |
2258 | } | |
1fbab1dc | 2259 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) |
0f113f3e MC |
2260 | /* Assume Windows/DOS/BeOS can always write */ |
2261 | else if (!ssl_pending && write_tty) | |
06f4536a | 2262 | #else |
0f113f3e | 2263 | else if (!ssl_pending && FD_ISSET(fileno(stdout), &writefds)) |
06f4536a | 2264 | #endif |
0f113f3e | 2265 | { |
a53955d8 | 2266 | #ifdef CHARSET_EBCDIC |
0f113f3e MC |
2267 | ascii2ebcdic(&(sbuf[sbuf_off]), &(sbuf[sbuf_off]), sbuf_len); |
2268 | #endif | |
2269 | i = raw_write_stdout(&(sbuf[sbuf_off]), sbuf_len); | |
2270 | ||
2271 | if (i <= 0) { | |
2272 | BIO_printf(bio_c_out, "DONE\n"); | |
2273 | ret = 0; | |
2274 | goto shut; | |
2275 | /* goto end; */ | |
2276 | } | |
2277 | ||
2278 | sbuf_len -= i;; | |
2279 | sbuf_off += i; | |
2280 | if (sbuf_len <= 0) { | |
2281 | read_ssl = 1; | |
2282 | write_tty = 0; | |
2283 | } | |
2284 | } else if (ssl_pending || FD_ISSET(SSL_get_fd(con), &readfds)) { | |
58964a49 | 2285 | #ifdef RENEG |
0f113f3e MC |
2286 | { |
2287 | static int iiii; | |
2288 | if (++iiii == 52) { | |
2289 | SSL_renegotiate(con); | |
2290 | iiii = 0; | |
2291 | } | |
2292 | } | |
58964a49 | 2293 | #endif |
0f113f3e | 2294 | k = SSL_read(con, sbuf, 1024 /* BUFSIZZ */ ); |
0f113f3e MC |
2295 | |
2296 | switch (SSL_get_error(con, k)) { | |
2297 | case SSL_ERROR_NONE: | |
2298 | if (k <= 0) | |
2299 | goto end; | |
2300 | sbuf_off = 0; | |
2301 | sbuf_len = k; | |
2302 | ||
2303 | read_ssl = 0; | |
2304 | write_tty = 1; | |
2305 | break; | |
7e25dd6d MC |
2306 | case SSL_ERROR_WANT_ASYNC: |
2307 | BIO_printf(bio_c_out, "read A BLOCK\n"); | |
e1b9840e | 2308 | wait_for_async(con); |
7e25dd6d MC |
2309 | write_tty = 0; |
2310 | read_ssl = 1; | |
2311 | if ((read_tty == 0) && (write_ssl == 0)) | |
2312 | write_ssl = 1; | |
2313 | break; | |
0f113f3e MC |
2314 | case SSL_ERROR_WANT_WRITE: |
2315 | BIO_printf(bio_c_out, "read W BLOCK\n"); | |
2316 | write_ssl = 1; | |
2317 | read_tty = 0; | |
2318 | break; | |
2319 | case SSL_ERROR_WANT_READ: | |
2320 | BIO_printf(bio_c_out, "read R BLOCK\n"); | |
2321 | write_tty = 0; | |
2322 | read_ssl = 1; | |
2323 | if ((read_tty == 0) && (write_ssl == 0)) | |
2324 | write_ssl = 1; | |
2325 | break; | |
2326 | case SSL_ERROR_WANT_X509_LOOKUP: | |
2327 | BIO_printf(bio_c_out, "read X BLOCK\n"); | |
2328 | break; | |
2329 | case SSL_ERROR_SYSCALL: | |
2330 | ret = get_last_socket_error(); | |
2331 | if (c_brief) | |
2332 | BIO_puts(bio_err, "CONNECTION CLOSED BY SERVER\n"); | |
2333 | else | |
2334 | BIO_printf(bio_err, "read:errno=%d\n", ret); | |
2335 | goto shut; | |
2336 | case SSL_ERROR_ZERO_RETURN: | |
2337 | BIO_printf(bio_c_out, "closed\n"); | |
2338 | ret = 0; | |
2339 | goto shut; | |
fc7f190c MC |
2340 | case SSL_ERROR_WANT_ASYNC_JOB: |
2341 | /* This shouldn't ever happen in s_client. Treat as an error */ | |
0f113f3e MC |
2342 | case SSL_ERROR_SSL: |
2343 | ERR_print_errors(bio_err); | |
2344 | goto shut; | |
2345 | /* break; */ | |
2346 | } | |
2347 | } | |
75dd6c1a MC |
2348 | /* OPENSSL_SYS_MSDOS includes OPENSSL_SYS_WINDOWS */ |
2349 | #if defined(OPENSSL_SYS_MSDOS) | |
2350 | else if (has_stdin_waiting()) | |
06f4536a | 2351 | #else |
0f113f3e MC |
2352 | else if (FD_ISSET(fileno(stdin), &readfds)) |
2353 | #endif | |
2354 | { | |
2355 | if (crlf) { | |
2356 | int j, lf_num; | |
2357 | ||
2358 | i = raw_read_stdin(cbuf, BUFSIZZ / 2); | |
2359 | lf_num = 0; | |
2360 | /* both loops are skipped when i <= 0 */ | |
2361 | for (j = 0; j < i; j++) | |
2362 | if (cbuf[j] == '\n') | |
2363 | lf_num++; | |
2364 | for (j = i - 1; j >= 0; j--) { | |
2365 | cbuf[j + lf_num] = cbuf[j]; | |
2366 | if (cbuf[j] == '\n') { | |
2367 | lf_num--; | |
2368 | i++; | |
2369 | cbuf[j + lf_num] = '\r'; | |
2370 | } | |
2371 | } | |
2372 | assert(lf_num == 0); | |
2373 | } else | |
2374 | i = raw_read_stdin(cbuf, BUFSIZZ); | |
2375 | ||
a3ef2c16 JD |
2376 | if (i == 0) |
2377 | at_eof = 1; | |
2378 | ||
6ba8a5b7 | 2379 | if ((!c_ign_eof) && ((i <= 0) || (cbuf[0] == 'Q' && cmdletters))) { |
0f113f3e MC |
2380 | BIO_printf(bio_err, "DONE\n"); |
2381 | ret = 0; | |
2382 | goto shut; | |
2383 | } | |
2384 | ||
6ba8a5b7 | 2385 | if ((!c_ign_eof) && (cbuf[0] == 'R' && cmdletters)) { |
0f113f3e MC |
2386 | BIO_printf(bio_err, "RENEGOTIATING\n"); |
2387 | SSL_renegotiate(con); | |
2388 | cbuf_len = 0; | |
2389 | } | |
4817504d | 2390 | #ifndef OPENSSL_NO_HEARTBEATS |
6ba8a5b7 | 2391 | else if ((!c_ign_eof) && (cbuf[0] == 'B' && cmdletters)) { |
0f113f3e MC |
2392 | BIO_printf(bio_err, "HEARTBEATING\n"); |
2393 | SSL_heartbeat(con); | |
2394 | cbuf_len = 0; | |
2395 | } | |
2396 | #endif | |
2397 | else { | |
2398 | cbuf_len = i; | |
2399 | cbuf_off = 0; | |
a53955d8 | 2400 | #ifdef CHARSET_EBCDIC |
0f113f3e MC |
2401 | ebcdic2ascii(cbuf, cbuf, i); |
2402 | #endif | |
2403 | } | |
2404 | ||
2405 | write_ssl = 1; | |
2406 | read_tty = 0; | |
2407 | } | |
2408 | } | |
2409 | ||
2410 | ret = 0; | |
2411 | shut: | |
2412 | if (in_init) | |
0d4d5ab8 | 2413 | print_stuff(bio_c_out, con, full_log); |
ec447924 | 2414 | do_ssl_shutdown(con); |
cb2e10f2 MC |
2415 | #if defined(OPENSSL_SYS_WINDOWS) |
2416 | /* | |
2417 | * Give the socket time to send its last data before we close it. | |
2418 | * No amount of setting SO_LINGER etc on the socket seems to persuade | |
2419 | * Windows to send the data before closing the socket...but sleeping | |
2420 | * for a short time seems to do it (units in ms) | |
2421 | * TODO: Find a better way to do this | |
2422 | */ | |
2423 | Sleep(50); | |
2424 | #endif | |
8731a4fc | 2425 | BIO_closesocket(SSL_get_fd(con)); |
0f113f3e MC |
2426 | end: |
2427 | if (con != NULL) { | |
2428 | if (prexit != 0) | |
0d4d5ab8 | 2429 | print_stuff(bio_c_out, con, 1); |
0f113f3e MC |
2430 | SSL_free(con); |
2431 | } | |
e481f9b9 | 2432 | #if !defined(OPENSSL_NO_NEXTPROTONEG) |
b548a1f1 | 2433 | OPENSSL_free(next_proto.data); |
0f113f3e | 2434 | #endif |
62adbcee | 2435 | SSL_CTX_free(ctx); |
222561fe | 2436 | X509_free(cert); |
4b45c6e5 | 2437 | sk_X509_CRL_pop_free(crls, X509_CRL_free); |
c5ba2d99 | 2438 | EVP_PKEY_free(key); |
222561fe | 2439 | sk_X509_pop_free(chain, X509_free); |
b548a1f1 | 2440 | OPENSSL_free(pass); |
d40a1f72 DSH |
2441 | #ifndef OPENSSL_NO_SRP |
2442 | OPENSSL_free(srp_arg.srppassin); | |
2443 | #endif | |
ab69ac00 RL |
2444 | OPENSSL_free(host); |
2445 | OPENSSL_free(port); | |
222561fe | 2446 | X509_VERIFY_PARAM_free(vpm); |
0f113f3e | 2447 | ssl_excert_free(exc); |
7e1b7485 | 2448 | sk_OPENSSL_STRING_free(ssl_args); |
cddd424a | 2449 | sk_OPENSSL_STRING_free(dane_tlsa_rrset); |
62adbcee | 2450 | SSL_CONF_CTX_free(cctx); |
4b45c6e5 RS |
2451 | OPENSSL_clear_free(cbuf, BUFSIZZ); |
2452 | OPENSSL_clear_free(sbuf, BUFSIZZ); | |
2453 | OPENSSL_clear_free(mbuf, BUFSIZZ); | |
ca3a82c3 RS |
2454 | BIO_free(bio_c_out); |
2455 | bio_c_out = NULL; | |
2456 | BIO_free(bio_c_msg); | |
2457 | bio_c_msg = NULL; | |
7e1b7485 | 2458 | return (ret); |
0f113f3e | 2459 | } |
d02b48c6 | 2460 | |
0d4d5ab8 | 2461 | static void print_stuff(BIO *bio, SSL *s, int full) |
0f113f3e MC |
2462 | { |
2463 | X509 *peer = NULL; | |
2464 | char buf[BUFSIZ]; | |
2465 | STACK_OF(X509) *sk; | |
2466 | STACK_OF(X509_NAME) *sk2; | |
2467 | const SSL_CIPHER *c; | |
2468 | X509_NAME *xn; | |
2469 | int i; | |
09b6c2ef | 2470 | #ifndef OPENSSL_NO_COMP |
0f113f3e MC |
2471 | const COMP_METHOD *comp, *expansion; |
2472 | #endif | |
2473 | unsigned char *exportedkeymat; | |
dd696a55 | 2474 | #ifndef OPENSSL_NO_CT |
0d4d5ab8 | 2475 | const SSL_CTX *ctx = SSL_get_SSL_CTX(s); |
b5369582 | 2476 | #endif |
0f113f3e MC |
2477 | |
2478 | if (full) { | |
2479 | int got_a_chain = 0; | |
2480 | ||
2481 | sk = SSL_get_peer_cert_chain(s); | |
2482 | if (sk != NULL) { | |
7e1b7485 | 2483 | got_a_chain = 1; |
0f113f3e MC |
2484 | |
2485 | BIO_printf(bio, "---\nCertificate chain\n"); | |
2486 | for (i = 0; i < sk_X509_num(sk); i++) { | |
2487 | X509_NAME_oneline(X509_get_subject_name(sk_X509_value(sk, i)), | |
2488 | buf, sizeof buf); | |
2489 | BIO_printf(bio, "%2d s:%s\n", i, buf); | |
2490 | X509_NAME_oneline(X509_get_issuer_name(sk_X509_value(sk, i)), | |
2491 | buf, sizeof buf); | |
2492 | BIO_printf(bio, " i:%s\n", buf); | |
2493 | if (c_showcerts) | |
2494 | PEM_write_bio_X509(bio, sk_X509_value(sk, i)); | |
2495 | } | |
2496 | } | |
2497 | ||
2498 | BIO_printf(bio, "---\n"); | |
2499 | peer = SSL_get_peer_certificate(s); | |
2500 | if (peer != NULL) { | |
2501 | BIO_printf(bio, "Server certificate\n"); | |
2502 | ||
2503 | /* Redundant if we showed the whole chain */ | |
2504 | if (!(c_showcerts && got_a_chain)) | |
2505 | PEM_write_bio_X509(bio, peer); | |
2506 | X509_NAME_oneline(X509_get_subject_name(peer), buf, sizeof buf); | |
2507 | BIO_printf(bio, "subject=%s\n", buf); | |
2508 | X509_NAME_oneline(X509_get_issuer_name(peer), buf, sizeof buf); | |
2509 | BIO_printf(bio, "issuer=%s\n", buf); | |
2510 | } else | |
2511 | BIO_printf(bio, "no peer certificate available\n"); | |
2512 | ||
2513 | sk2 = SSL_get_client_CA_list(s); | |
2514 | if ((sk2 != NULL) && (sk_X509_NAME_num(sk2) > 0)) { | |
2515 | BIO_printf(bio, "---\nAcceptable client certificate CA names\n"); | |
2516 | for (i = 0; i < sk_X509_NAME_num(sk2); i++) { | |
2517 | xn = sk_X509_NAME_value(sk2, i); | |
2518 | X509_NAME_oneline(xn, buf, sizeof(buf)); | |
2519 | BIO_write(bio, buf, strlen(buf)); | |
2520 | BIO_write(bio, "\n", 1); | |
2521 | } | |
2522 | } else { | |
2523 | BIO_printf(bio, "---\nNo client certificate CA names sent\n"); | |
2524 | } | |
2525 | ||
2526 | ssl_print_sigalgs(bio, s); | |
2527 | ssl_print_tmp_key(bio, s); | |
2528 | ||
dd696a55 | 2529 | #ifndef OPENSSL_NO_CT |
43341433 VD |
2530 | /* |
2531 | * When the SSL session is anonymous, or resumed via an abbreviated | |
2532 | * handshake, no SCTs are provided as part of the handshake. While in | |
2533 | * a resumed session SCTs may be present in the session's certificate, | |
2534 | * no callbacks are invoked to revalidate these, and in any case that | |
2535 | * set of SCTs may be incomplete. Thus it makes little sense to | |
2536 | * attempt to display SCTs from a resumed session's certificate, and of | |
2537 | * course none are associated with an anonymous peer. | |
2538 | */ | |
2539 | if (peer != NULL && !SSL_session_reused(s) && SSL_ct_is_enabled(s)) { | |
2540 | const STACK_OF(SCT) *scts = SSL_get0_peer_scts(s); | |
2541 | int sct_count = scts != NULL ? sk_SCT_num(scts) : 0; | |
2542 | ||
2543 | BIO_printf(bio, "---\nSCTs present (%i)\n", sct_count); | |
2544 | if (sct_count > 0) { | |
2545 | const CTLOG_STORE *log_store = SSL_CTX_get0_ctlog_store(ctx); | |
2546 | ||
2547 | BIO_printf(bio, "---\n"); | |
2548 | for (i = 0; i < sct_count; ++i) { | |
2549 | SCT *sct = sk_SCT_value(scts, i); | |
2550 | ||
2551 | BIO_printf(bio, "SCT validation status: %s\n", | |
2552 | SCT_validation_status_string(sct)); | |
2553 | SCT_print(sct, bio, 0, log_store); | |
2554 | if (i < sct_count - 1) | |
2555 | BIO_printf(bio, "\n---\n"); | |
2556 | } | |
2557 | BIO_printf(bio, "\n"); | |
2558 | } | |
6bea2a72 | 2559 | } |
dd696a55 RP |
2560 | #endif |
2561 | ||
0f113f3e | 2562 | BIO_printf(bio, |
fb029ceb | 2563 | "---\nSSL handshake has read %"PRIu64" bytes and written %"PRIu64" bytes\n", |
0f113f3e MC |
2564 | BIO_number_read(SSL_get_rbio(s)), |
2565 | BIO_number_written(SSL_get_wbio(s))); | |
2566 | } | |
c0a445a9 | 2567 | print_verify_detail(s, bio); |
b577fd0b | 2568 | BIO_printf(bio, (SSL_session_reused(s) ? "---\nReused, " : "---\nNew, ")); |
0f113f3e MC |
2569 | c = SSL_get_current_cipher(s); |
2570 | BIO_printf(bio, "%s, Cipher is %s\n", | |
2571 | SSL_CIPHER_get_version(c), SSL_CIPHER_get_name(c)); | |
2572 | if (peer != NULL) { | |
2573 | EVP_PKEY *pktmp; | |
bde136c8 | 2574 | |
c01ff880 | 2575 | pktmp = X509_get0_pubkey(peer); |
0f113f3e MC |
2576 | BIO_printf(bio, "Server public key is %d bit\n", |
2577 | EVP_PKEY_bits(pktmp)); | |
0f113f3e MC |
2578 | } |
2579 | BIO_printf(bio, "Secure Renegotiation IS%s supported\n", | |
2580 | SSL_get_secure_renegotiation_support(s) ? "" : " NOT"); | |
09b6c2ef | 2581 | #ifndef OPENSSL_NO_COMP |
0f113f3e MC |
2582 | comp = SSL_get_current_compression(s); |
2583 | expansion = SSL_get_current_expansion(s); | |
2584 | BIO_printf(bio, "Compression: %s\n", | |
2585 | comp ? SSL_COMP_get_name(comp) : "NONE"); | |
2586 | BIO_printf(bio, "Expansion: %s\n", | |
2587 | expansion ? SSL_COMP_get_name(expansion) : "NONE"); | |
2588 | #endif | |
2589 | ||
57559471 | 2590 | #ifdef SSL_DEBUG |
0f113f3e MC |
2591 | { |
2592 | /* Print out local port of connection: useful for debugging */ | |
2593 | int sock; | |
2594 | struct sockaddr_in ladd; | |
2595 | socklen_t ladd_size = sizeof(ladd); | |
2596 | sock = SSL_get_fd(s); | |
2597 | getsockname(sock, (struct sockaddr *)&ladd, &ladd_size); | |
2598 | BIO_printf(bio_c_out, "LOCAL PORT is %u\n", ntohs(ladd.sin_port)); | |
2599 | } | |
a2f9200f DSH |
2600 | #endif |
2601 | ||
e481f9b9 | 2602 | #if !defined(OPENSSL_NO_NEXTPROTONEG) |
0f113f3e MC |
2603 | if (next_proto.status != -1) { |
2604 | const unsigned char *proto; | |
2605 | unsigned int proto_len; | |
2606 | SSL_get0_next_proto_negotiated(s, &proto, &proto_len); | |
2607 | BIO_printf(bio, "Next protocol: (%d) ", next_proto.status); | |
2608 | BIO_write(bio, proto, proto_len); | |
2609 | BIO_write(bio, "\n", 1); | |
2610 | } | |
e481f9b9 | 2611 | #endif |
0f113f3e MC |
2612 | { |
2613 | const unsigned char *proto; | |
2614 | unsigned int proto_len; | |
2615 | SSL_get0_alpn_selected(s, &proto, &proto_len); | |
2616 | if (proto_len > 0) { | |
2617 | BIO_printf(bio, "ALPN protocol: "); | |
2618 | BIO_write(bio, proto, proto_len); | |
2619 | BIO_write(bio, "\n", 1); | |
2620 | } else | |
2621 | BIO_printf(bio, "No ALPN negotiated\n"); | |
2622 | } | |
71fa4513 | 2623 | |
e783bae2 | 2624 | #ifndef OPENSSL_NO_SRTP |
0f113f3e MC |
2625 | { |
2626 | SRTP_PROTECTION_PROFILE *srtp_profile = | |
2627 | SSL_get_selected_srtp_profile(s); | |
2628 | ||
2629 | if (srtp_profile) | |
2630 | BIO_printf(bio, "SRTP Extension negotiated, profile=%s\n", | |
2631 | srtp_profile->name); | |
2632 | } | |
2633 | #endif | |
2634 | ||
2635 | SSL_SESSION_print(bio, SSL_get_session(s)); | |
1d8b4eb2 | 2636 | if ((SSL_get_session(s) != NULL) && |
2637 | (keymatexportlabel != NULL)) { | |
0f113f3e MC |
2638 | BIO_printf(bio, "Keying material exporter:\n"); |
2639 | BIO_printf(bio, " Label: '%s'\n", keymatexportlabel); | |
2640 | BIO_printf(bio, " Length: %i bytes\n", keymatexportlen); | |
68dc6824 RS |
2641 | exportedkeymat = app_malloc(keymatexportlen, "export key"); |
2642 | if (!SSL_export_keying_material(s, exportedkeymat, | |
2643 | keymatexportlen, | |
2644 | keymatexportlabel, | |
2645 | strlen(keymatexportlabel), | |
2646 | NULL, 0, 0)) { | |
2647 | BIO_printf(bio, " Error\n"); | |
2648 | } else { | |
2649 | BIO_printf(bio, " Keying material: "); | |
2650 | for (i = 0; i < keymatexportlen; i++) | |
2651 | BIO_printf(bio, "%02X", exportedkeymat[i]); | |
2652 | BIO_printf(bio, "\n"); | |
0f113f3e | 2653 | } |
68dc6824 | 2654 | OPENSSL_free(exportedkeymat); |
0f113f3e MC |
2655 | } |
2656 | BIO_printf(bio, "---\n"); | |
222561fe | 2657 | X509_free(peer); |
0f113f3e MC |
2658 | /* flush, or debugging output gets mixed with http response */ |
2659 | (void)BIO_flush(bio); | |
2660 | } | |
d02b48c6 | 2661 | |
3e41ac35 | 2662 | # ifndef OPENSSL_NO_OCSP |
67c8e7f4 | 2663 | static int ocsp_resp_cb(SSL *s, void *arg) |
0f113f3e MC |
2664 | { |
2665 | const unsigned char *p; | |
2666 | int len; | |
2667 | OCSP_RESPONSE *rsp; | |
2668 | len = SSL_get_tlsext_status_ocsp_resp(s, &p); | |
2669 | BIO_puts(arg, "OCSP response: "); | |
2670 | if (!p) { | |
2671 | BIO_puts(arg, "no response sent\n"); | |
2672 | return 1; | |
2673 | } | |
2674 | rsp = d2i_OCSP_RESPONSE(NULL, &p, len); | |
2675 | if (!rsp) { | |
2676 | BIO_puts(arg, "response parse error\n"); | |
2677 | BIO_dump_indent(arg, (char *)p, len, 4); | |
2678 | return 0; | |
2679 | } | |
2680 | BIO_puts(arg, "\n======================================\n"); | |
2681 | OCSP_RESPONSE_print(arg, rsp, 0); | |
2682 | BIO_puts(arg, "======================================\n"); | |
2683 | OCSP_RESPONSE_free(rsp); | |
2684 | return 1; | |
2685 | } | |
3e41ac35 | 2686 | # endif |
f9e55034 | 2687 | |
a8db2cfa | 2688 | #endif /* OPENSSL_NO_SOCK */ |