Annotation of src/usr.bin/openssl/openssl.c, Revision 1.1
1.1 ! jsing 1: /* $OpenBSD: openssl.c,v 1.43 2014/07/18 18:01:26 deraadt Exp $ */
! 2: /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
! 3: * All rights reserved.
! 4: *
! 5: * This package is an SSL implementation written
! 6: * by Eric Young (eay@cryptsoft.com).
! 7: * The implementation was written so as to conform with Netscapes SSL.
! 8: *
! 9: * This library is free for commercial and non-commercial use as long as
! 10: * the following conditions are aheared to. The following conditions
! 11: * apply to all code found in this distribution, be it the RC4, RSA,
! 12: * lhash, DES, etc., code; not just the SSL code. The SSL documentation
! 13: * included with this distribution is covered by the same copyright terms
! 14: * except that the holder is Tim Hudson (tjh@cryptsoft.com).
! 15: *
! 16: * Copyright remains Eric Young's, and as such any Copyright notices in
! 17: * the code are not to be removed.
! 18: * If this package is used in a product, Eric Young should be given attribution
! 19: * as the author of the parts of the library used.
! 20: * This can be in the form of a textual message at program startup or
! 21: * in documentation (online or textual) provided with the package.
! 22: *
! 23: * Redistribution and use in source and binary forms, with or without
! 24: * modification, are permitted provided that the following conditions
! 25: * are met:
! 26: * 1. Redistributions of source code must retain the copyright
! 27: * notice, this list of conditions and the following disclaimer.
! 28: * 2. Redistributions in binary form must reproduce the above copyright
! 29: * notice, this list of conditions and the following disclaimer in the
! 30: * documentation and/or other materials provided with the distribution.
! 31: * 3. All advertising materials mentioning features or use of this software
! 32: * must display the following acknowledgement:
! 33: * "This product includes cryptographic software written by
! 34: * Eric Young (eay@cryptsoft.com)"
! 35: * The word 'cryptographic' can be left out if the rouines from the library
! 36: * being used are not cryptographic related :-).
! 37: * 4. If you include any Windows specific code (or a derivative thereof) from
! 38: * the apps directory (application code) you must include an acknowledgement:
! 39: * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
! 40: *
! 41: * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
! 42: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 43: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 44: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 45: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 46: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 47: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 48: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 49: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 50: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 51: * SUCH DAMAGE.
! 52: *
! 53: * The licence and distribution terms for any publically available version or
! 54: * derivative of this code cannot be changed. i.e. this code cannot simply be
! 55: * copied and put under another distribution licence
! 56: * [including the GNU Public Licence.]
! 57: */
! 58: /* ====================================================================
! 59: * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
! 60: *
! 61: * Redistribution and use in source and binary forms, with or without
! 62: * modification, are permitted provided that the following conditions
! 63: * are met:
! 64: *
! 65: * 1. Redistributions of source code must retain the above copyright
! 66: * notice, this list of conditions and the following disclaimer.
! 67: *
! 68: * 2. Redistributions in binary form must reproduce the above copyright
! 69: * notice, this list of conditions and the following disclaimer in
! 70: * the documentation and/or other materials provided with the
! 71: * distribution.
! 72: *
! 73: * 3. All advertising materials mentioning features or use of this
! 74: * software must display the following acknowledgment:
! 75: * "This product includes software developed by the OpenSSL Project
! 76: * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
! 77: *
! 78: * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
! 79: * endorse or promote products derived from this software without
! 80: * prior written permission. For written permission, please contact
! 81: * openssl-core@openssl.org.
! 82: *
! 83: * 5. Products derived from this software may not be called "OpenSSL"
! 84: * nor may "OpenSSL" appear in their names without prior written
! 85: * permission of the OpenSSL Project.
! 86: *
! 87: * 6. Redistributions of any form whatsoever must retain the following
! 88: * acknowledgment:
! 89: * "This product includes software developed by the OpenSSL Project
! 90: * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
! 91: *
! 92: * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
! 93: * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 94: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 95: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
! 96: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
! 97: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
! 98: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
! 99: * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 100: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
! 101: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 102: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
! 103: * OF THE POSSIBILITY OF SUCH DAMAGE.
! 104: * ====================================================================
! 105: *
! 106: * This product includes cryptographic software written by Eric Young
! 107: * (eay@cryptsoft.com). This product includes software written by Tim
! 108: * Hudson (tjh@cryptsoft.com).
! 109: *
! 110: */
! 111:
! 112: #include <err.h>
! 113: #include <signal.h>
! 114: #include <stdio.h>
! 115: #include <string.h>
! 116: #include <stdlib.h>
! 117:
! 118: #include "apps.h"
! 119:
! 120: #include <openssl/bio.h>
! 121: #include <openssl/conf.h>
! 122: #include <openssl/crypto.h>
! 123: #include <openssl/err.h>
! 124: #include <openssl/lhash.h>
! 125: #include <openssl/pem.h>
! 126: #include <openssl/rand.h>
! 127: #include <openssl/ssl.h>
! 128: #include <openssl/x509.h>
! 129:
! 130: #ifndef OPENSSL_NO_ENGINE
! 131: #include <openssl/engine.h>
! 132: #endif
! 133:
! 134: #include "progs.h"
! 135: #include "s_apps.h"
! 136:
! 137: static void openssl_startup(void);
! 138: static void openssl_shutdown(void);
! 139:
! 140: /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the
! 141: * base prototypes (we cast each variable inside the function to the required
! 142: * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper
! 143: * functions. */
! 144:
! 145: static LHASH_OF(FUNCTION) *prog_init(void);
! 146: static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
! 147: static void list_pkey(BIO * out);
! 148: static void list_cipher(BIO * out);
! 149: static void list_md(BIO * out);
! 150: char *default_config_file = NULL;
! 151:
! 152: CONF *config = NULL;
! 153: BIO *bio_err = NULL;
! 154:
! 155: static void
! 156: lock_dbg_cb(int mode, int type, const char *file, int line)
! 157: {
! 158: static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
! 159: const char *errstr = NULL;
! 160: int rw;
! 161:
! 162: rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
! 163: if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) {
! 164: errstr = "invalid mode";
! 165: goto err;
! 166: }
! 167: if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
! 168: errstr = "type out of bounds";
! 169: goto err;
! 170: }
! 171: if (mode & CRYPTO_LOCK) {
! 172: if (modes[type]) {
! 173: errstr = "already locked";
! 174: /*
! 175: * must not happen in a single-threaded program
! 176: * (would deadlock)
! 177: */
! 178: goto err;
! 179: }
! 180: modes[type] = rw;
! 181: } else if (mode & CRYPTO_UNLOCK) {
! 182: if (!modes[type]) {
! 183: errstr = "not locked";
! 184: goto err;
! 185: }
! 186: if (modes[type] != rw) {
! 187: errstr = (rw == CRYPTO_READ) ?
! 188: "CRYPTO_r_unlock on write lock" :
! 189: "CRYPTO_w_unlock on read lock";
! 190: }
! 191: modes[type] = 0;
! 192: } else {
! 193: errstr = "invalid mode";
! 194: goto err;
! 195: }
! 196:
! 197: err:
! 198: if (errstr) {
! 199: /* we cannot use bio_err here */
! 200: fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
! 201: errstr, mode, type, file, line);
! 202: }
! 203: }
! 204:
! 205: static void
! 206: openssl_startup(void)
! 207: {
! 208: signal(SIGPIPE, SIG_IGN);
! 209:
! 210: CRYPTO_malloc_init();
! 211: OpenSSL_add_all_algorithms();
! 212: SSL_library_init();
! 213: SSL_load_error_strings();
! 214:
! 215: #ifndef OPENSSL_NO_ENGINE
! 216: ENGINE_load_builtin_engines();
! 217: #endif
! 218:
! 219: setup_ui_method();
! 220: }
! 221:
! 222: static void
! 223: openssl_shutdown(void)
! 224: {
! 225: CONF_modules_unload(1);
! 226: destroy_ui_method();
! 227: OBJ_cleanup();
! 228: EVP_cleanup();
! 229:
! 230: #ifndef OPENSSL_NO_ENGINE
! 231: ENGINE_cleanup();
! 232: #endif
! 233:
! 234: CRYPTO_cleanup_all_ex_data();
! 235: ERR_remove_thread_state(NULL);
! 236: RAND_cleanup();
! 237: ERR_free_strings();
! 238: }
! 239:
! 240: int
! 241: main(int argc, char **argv)
! 242: {
! 243: ARGS arg;
! 244: #define PROG_NAME_SIZE 39
! 245: char pname[PROG_NAME_SIZE + 1];
! 246: FUNCTION f, *fp;
! 247: const char *prompt;
! 248: char buf[1024];
! 249: char *to_free = NULL;
! 250: int n, i, ret = 0;
! 251: char *p;
! 252: LHASH_OF(FUNCTION) * prog = NULL;
! 253: long errline;
! 254:
! 255: arg.data = NULL;
! 256: arg.count = 0;
! 257:
! 258: bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
! 259: if (bio_err == NULL) {
! 260: fprintf(stderr, "openssl: failed to initialise bio_err\n");
! 261: exit(1);
! 262: }
! 263:
! 264: CRYPTO_set_locking_callback(lock_dbg_cb);
! 265:
! 266: openssl_startup();
! 267:
! 268: /* Lets load up our environment a little */
! 269: p = getenv("OPENSSL_CONF");
! 270: if (p == NULL)
! 271: p = getenv("SSLEAY_CONF");
! 272: if (p == NULL) {
! 273: p = to_free = make_config_name();
! 274: if (p == NULL) {
! 275: BIO_printf(bio_err, "error making config file name\n");
! 276: goto end;
! 277: }
! 278: }
! 279:
! 280: default_config_file = p;
! 281:
! 282: config = NCONF_new(NULL);
! 283: i = NCONF_load(config, p, &errline);
! 284: if (i == 0) {
! 285: if (ERR_GET_REASON(ERR_peek_last_error()) ==
! 286: CONF_R_NO_SUCH_FILE) {
! 287: BIO_printf(bio_err,
! 288: "WARNING: can't open config file: %s\n", p);
! 289: ERR_clear_error();
! 290: NCONF_free(config);
! 291: config = NULL;
! 292: } else {
! 293: ERR_print_errors(bio_err);
! 294: NCONF_free(config);
! 295: exit(1);
! 296: }
! 297: }
! 298:
! 299: if (!load_config(bio_err, NULL)) {
! 300: BIO_printf(bio_err, "failed to load configuration\n");
! 301: goto end;
! 302: }
! 303:
! 304: prog = prog_init();
! 305:
! 306: /* first check the program name */
! 307: program_name(argv[0], pname, sizeof pname);
! 308:
! 309: f.name = pname;
! 310: fp = lh_FUNCTION_retrieve(prog, &f);
! 311: if (fp != NULL) {
! 312: argv[0] = pname;
! 313: ret = fp->func(argc, argv);
! 314: goto end;
! 315: }
! 316: /*
! 317: * ok, now check that there are not arguments, if there are, run with
! 318: * them, shifting the ssleay off the front
! 319: */
! 320: if (argc != 1) {
! 321: argc--;
! 322: argv++;
! 323: ret = do_cmd(prog, argc, argv);
! 324: if (ret < 0)
! 325: ret = 0;
! 326: goto end;
! 327: }
! 328: /* ok, lets enter the old 'OpenSSL>' mode */
! 329:
! 330: for (;;) {
! 331: ret = 0;
! 332: p = buf;
! 333: n = sizeof buf;
! 334: i = 0;
! 335: for (;;) {
! 336: p[0] = '\0';
! 337: if (i++)
! 338: prompt = ">";
! 339: else
! 340: prompt = "OpenSSL> ";
! 341: fputs(prompt, stdout);
! 342: fflush(stdout);
! 343: if (!fgets(p, n, stdin))
! 344: goto end;
! 345: if (p[0] == '\0')
! 346: goto end;
! 347: i = strlen(p);
! 348: if (i <= 1)
! 349: break;
! 350: if (p[i - 2] != '\\')
! 351: break;
! 352: i -= 2;
! 353: p += i;
! 354: n -= i;
! 355: }
! 356: if (!chopup_args(&arg, buf, &argc, &argv))
! 357: break;
! 358:
! 359: ret = do_cmd(prog, argc, argv);
! 360: if (ret < 0) {
! 361: ret = 0;
! 362: goto end;
! 363: }
! 364: if (ret != 0)
! 365: BIO_printf(bio_err, "error in %s\n", argv[0]);
! 366: (void) BIO_flush(bio_err);
! 367: }
! 368: BIO_printf(bio_err, "bad exit\n");
! 369: ret = 1;
! 370:
! 371: end:
! 372: free(to_free);
! 373:
! 374: if (config != NULL) {
! 375: NCONF_free(config);
! 376: config = NULL;
! 377: }
! 378: if (prog != NULL)
! 379: lh_FUNCTION_free(prog);
! 380: free(arg.data);
! 381:
! 382: openssl_shutdown();
! 383:
! 384: if (bio_err != NULL) {
! 385: BIO_free(bio_err);
! 386: bio_err = NULL;
! 387: }
! 388: return (ret);
! 389: }
! 390:
! 391: #define LIST_STANDARD_COMMANDS "list-standard-commands"
! 392: #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
! 393: #define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms"
! 394: #define LIST_CIPHER_COMMANDS "list-cipher-commands"
! 395: #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms"
! 396: #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms"
! 397:
! 398:
! 399: static int
! 400: do_cmd(LHASH_OF(FUNCTION) * prog, int argc, char *argv[])
! 401: {
! 402: FUNCTION f, *fp;
! 403: int i, ret = 1, tp, nl;
! 404:
! 405: if ((argc <= 0) || (argv[0] == NULL)) {
! 406: ret = 0;
! 407: goto end;
! 408: }
! 409: f.name = argv[0];
! 410: fp = lh_FUNCTION_retrieve(prog, &f);
! 411: if (fp == NULL) {
! 412: if (EVP_get_digestbyname(argv[0])) {
! 413: f.type = FUNC_TYPE_MD;
! 414: f.func = dgst_main;
! 415: fp = &f;
! 416: } else if (EVP_get_cipherbyname(argv[0])) {
! 417: f.type = FUNC_TYPE_CIPHER;
! 418: f.func = enc_main;
! 419: fp = &f;
! 420: }
! 421: }
! 422: if (fp != NULL) {
! 423: ret = fp->func(argc, argv);
! 424: } else if ((strncmp(argv[0], "no-", 3)) == 0) {
! 425: BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
! 426: f.name = argv[0] + 3;
! 427: ret = (lh_FUNCTION_retrieve(prog, &f) != NULL);
! 428: if (!ret)
! 429: BIO_printf(bio_stdout, "%s\n", argv[0]);
! 430: else
! 431: BIO_printf(bio_stdout, "%s\n", argv[0] + 3);
! 432: BIO_free_all(bio_stdout);
! 433: goto end;
! 434: } else if ((strcmp(argv[0], "quit") == 0) ||
! 435: (strcmp(argv[0], "q") == 0) ||
! 436: (strcmp(argv[0], "exit") == 0) ||
! 437: (strcmp(argv[0], "bye") == 0)) {
! 438: ret = -1;
! 439: goto end;
! 440: } else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) ||
! 441: (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
! 442: (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
! 443: (strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0) ||
! 444: (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) ||
! 445: (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)) {
! 446: int list_type;
! 447: BIO *bio_stdout;
! 448:
! 449: if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0)
! 450: list_type = FUNC_TYPE_GENERAL;
! 451: else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0)
! 452: list_type = FUNC_TYPE_MD;
! 453: else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
! 454: list_type = FUNC_TYPE_MD_ALG;
! 455: else if (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)
! 456: list_type = FUNC_TYPE_PKEY;
! 457: else if (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0)
! 458: list_type = FUNC_TYPE_CIPHER_ALG;
! 459: else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
! 460: list_type = FUNC_TYPE_CIPHER;
! 461: bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
! 462:
! 463: if (list_type == FUNC_TYPE_PKEY)
! 464: list_pkey(bio_stdout);
! 465: if (list_type == FUNC_TYPE_MD_ALG)
! 466: list_md(bio_stdout);
! 467: if (list_type == FUNC_TYPE_CIPHER_ALG)
! 468: list_cipher(bio_stdout);
! 469: else {
! 470: for (fp = functions; fp->name != NULL; fp++)
! 471: if (fp->type == list_type)
! 472: BIO_printf(bio_stdout, "%s\n",
! 473: fp->name);
! 474: }
! 475: BIO_free_all(bio_stdout);
! 476: ret = 0;
! 477: goto end;
! 478: } else {
! 479: BIO_printf(bio_err,
! 480: "openssl:Error: '%s' is an invalid command.\n",
! 481: argv[0]);
! 482: BIO_printf(bio_err, "\nStandard commands");
! 483: i = 0;
! 484: tp = 0;
! 485: for (fp = functions; fp->name != NULL; fp++) {
! 486: nl = 0;
! 487: #ifdef OPENSSL_NO_CAMELLIA
! 488: if (((i++) % 5) == 0)
! 489: #else
! 490: if (((i++) % 4) == 0)
! 491: #endif
! 492: {
! 493: BIO_printf(bio_err, "\n");
! 494: nl = 1;
! 495: }
! 496: if (fp->type != tp) {
! 497: tp = fp->type;
! 498: if (!nl)
! 499: BIO_printf(bio_err, "\n");
! 500: if (tp == FUNC_TYPE_MD) {
! 501: i = 1;
! 502: BIO_printf(bio_err,
! 503: "\nMessage Digest commands (see the `dgst' command for more details)\n");
! 504: } else if (tp == FUNC_TYPE_CIPHER) {
! 505: i = 1;
! 506: BIO_printf(bio_err, "\nCipher commands (see the `enc' command for more details)\n");
! 507: }
! 508: }
! 509: #ifdef OPENSSL_NO_CAMELLIA
! 510: BIO_printf(bio_err, "%-15s", fp->name);
! 511: #else
! 512: BIO_printf(bio_err, "%-18s", fp->name);
! 513: #endif
! 514: }
! 515: BIO_printf(bio_err, "\n\n");
! 516: ret = 0;
! 517: }
! 518: end:
! 519: return (ret);
! 520: }
! 521:
! 522: static int
! 523: SortFnByName(const void *_f1, const void *_f2)
! 524: {
! 525: const FUNCTION *f1 = _f1;
! 526: const FUNCTION *f2 = _f2;
! 527:
! 528: if (f1->type != f2->type)
! 529: return f1->type - f2->type;
! 530: return strcmp(f1->name, f2->name);
! 531: }
! 532:
! 533: static void
! 534: list_pkey(BIO * out)
! 535: {
! 536: int i;
! 537:
! 538: for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
! 539: const EVP_PKEY_ASN1_METHOD *ameth;
! 540: int pkey_id, pkey_base_id, pkey_flags;
! 541: const char *pinfo, *pem_str;
! 542: ameth = EVP_PKEY_asn1_get0(i);
! 543: EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
! 544: &pinfo, &pem_str, ameth);
! 545: if (pkey_flags & ASN1_PKEY_ALIAS) {
! 546: BIO_printf(out, "Name: %s\n",
! 547: OBJ_nid2ln(pkey_id));
! 548: BIO_printf(out, "\tType: Alias to %s\n",
! 549: OBJ_nid2ln(pkey_base_id));
! 550: } else {
! 551: BIO_printf(out, "Name: %s\n", pinfo);
! 552: BIO_printf(out, "\tType: %s Algorithm\n",
! 553: pkey_flags & ASN1_PKEY_DYNAMIC ?
! 554: "External" : "Builtin");
! 555: BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
! 556: if (pem_str == NULL)
! 557: pem_str = "(none)";
! 558: BIO_printf(out, "\tPEM string: %s\n", pem_str);
! 559: }
! 560:
! 561: }
! 562: }
! 563:
! 564: static void
! 565: list_cipher_fn(const EVP_CIPHER * c, const char *from, const char *to,
! 566: void *arg)
! 567: {
! 568: if (c)
! 569: BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
! 570: else {
! 571: if (!from)
! 572: from = "<undefined>";
! 573: if (!to)
! 574: to = "<undefined>";
! 575: BIO_printf(arg, "%s => %s\n", from, to);
! 576: }
! 577: }
! 578:
! 579: static void
! 580: list_cipher(BIO * out)
! 581: {
! 582: EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
! 583: }
! 584:
! 585: static void
! 586: list_md_fn(const EVP_MD * m, const char *from, const char *to, void *arg)
! 587: {
! 588: if (m)
! 589: BIO_printf(arg, "%s\n", EVP_MD_name(m));
! 590: else {
! 591: if (!from)
! 592: from = "<undefined>";
! 593: if (!to)
! 594: to = "<undefined>";
! 595: BIO_printf(arg, "%s => %s\n", from, to);
! 596: }
! 597: }
! 598:
! 599: static void
! 600: list_md(BIO * out)
! 601: {
! 602: EVP_MD_do_all_sorted(list_md_fn, out);
! 603: }
! 604:
! 605: static int
! 606: function_cmp(const FUNCTION * a, const FUNCTION * b)
! 607: {
! 608: return strncmp(a->name, b->name, 8);
! 609: }
! 610:
! 611: static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
! 612:
! 613: static unsigned long
! 614: function_hash(const FUNCTION * a)
! 615: {
! 616: return lh_strhash(a->name);
! 617: }
! 618:
! 619: static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
! 620:
! 621: static LHASH_OF(FUNCTION) *
! 622: prog_init(void)
! 623: {
! 624: LHASH_OF(FUNCTION) * ret;
! 625: FUNCTION *f;
! 626: size_t i;
! 627:
! 628: /* Purely so it looks nice when the user hits ? */
! 629: for (i = 0, f = functions; f->name != NULL; ++f, ++i)
! 630: ;
! 631: qsort(functions, i, sizeof *functions, SortFnByName);
! 632:
! 633: if ((ret = lh_FUNCTION_new()) == NULL)
! 634: return (NULL);
! 635:
! 636: for (f = functions; f->name != NULL; f++)
! 637: (void) lh_FUNCTION_insert(ret, f);
! 638: return (ret);
! 639: }
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