[331] | 1 | /*
|
---|
| 2 | * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved.
|
---|
| 3 | *
|
---|
| 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
|
---|
| 8 | */
|
---|
| 9 |
|
---|
| 10 | #if defined OPENSSL_NO_MD5 || defined CHARSET_EBCDIC
|
---|
| 11 | # define NO_MD5CRYPT_1
|
---|
| 12 | #endif
|
---|
| 13 |
|
---|
| 14 | #if !defined(OPENSSL_NO_DES) || !defined(NO_MD5CRYPT_1)
|
---|
| 15 |
|
---|
| 16 | # include <string.h>
|
---|
| 17 |
|
---|
| 18 | # include "apps.h"
|
---|
| 19 |
|
---|
| 20 | # include <openssl/bio.h>
|
---|
| 21 | # include <openssl/err.h>
|
---|
| 22 | # include <openssl/evp.h>
|
---|
| 23 | # include <openssl/rand.h>
|
---|
| 24 | # ifndef OPENSSL_NO_DES
|
---|
| 25 | # include <openssl/des.h>
|
---|
| 26 | # endif
|
---|
| 27 | # ifndef NO_MD5CRYPT_1
|
---|
| 28 | # include <openssl/md5.h>
|
---|
| 29 | # endif
|
---|
| 30 |
|
---|
| 31 | static unsigned const char cov_2char[64] = {
|
---|
| 32 | /* from crypto/des/fcrypt.c */
|
---|
| 33 | 0x2E, 0x2F, 0x30, 0x31, 0x32, 0x33, 0x34, 0x35,
|
---|
| 34 | 0x36, 0x37, 0x38, 0x39, 0x41, 0x42, 0x43, 0x44,
|
---|
| 35 | 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C,
|
---|
| 36 | 0x4D, 0x4E, 0x4F, 0x50, 0x51, 0x52, 0x53, 0x54,
|
---|
| 37 | 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x61, 0x62,
|
---|
| 38 | 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A,
|
---|
| 39 | 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, 0x70, 0x71, 0x72,
|
---|
| 40 | 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A
|
---|
| 41 | };
|
---|
| 42 |
|
---|
| 43 | static int do_passwd(int passed_salt, char **salt_p, char **salt_malloc_p,
|
---|
| 44 | char *passwd, BIO *out, int quiet, int table,
|
---|
| 45 | int reverse, size_t pw_maxlen, int usecrypt, int use1,
|
---|
| 46 | int useapr1);
|
---|
| 47 |
|
---|
| 48 | typedef enum OPTION_choice {
|
---|
| 49 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
|
---|
| 50 | OPT_IN,
|
---|
| 51 | OPT_NOVERIFY, OPT_QUIET, OPT_TABLE, OPT_REVERSE, OPT_APR1,
|
---|
| 52 | OPT_1, OPT_CRYPT, OPT_SALT, OPT_STDIN
|
---|
| 53 | } OPTION_CHOICE;
|
---|
| 54 |
|
---|
| 55 | OPTIONS passwd_options[] = {
|
---|
| 56 | {"help", OPT_HELP, '-', "Display this summary"},
|
---|
| 57 | {"in", OPT_IN, '<', "Pead passwords from file"},
|
---|
| 58 | {"noverify", OPT_NOVERIFY, '-',
|
---|
| 59 | "Never verify when reading password from terminal"},
|
---|
| 60 | {"quiet", OPT_QUIET, '-', "No warnings"},
|
---|
| 61 | {"table", OPT_TABLE, '-', "Format output as table"},
|
---|
| 62 | {"reverse", OPT_REVERSE, '-', "Switch table columns"},
|
---|
| 63 | {"salt", OPT_SALT, 's', "Use provided salt"},
|
---|
| 64 | {"stdin", OPT_STDIN, '-', "Read passwords from stdin"},
|
---|
| 65 | # ifndef NO_MD5CRYPT_1
|
---|
| 66 | {"apr1", OPT_APR1, '-', "MD5-based password algorithm, Apache variant"},
|
---|
| 67 | {"1", OPT_1, '-', "MD5-based password algorithm"},
|
---|
| 68 | # endif
|
---|
| 69 | # ifndef OPENSSL_NO_DES
|
---|
| 70 | {"crypt", OPT_CRYPT, '-', "Standard Unix password algorithm (default)"},
|
---|
| 71 | # endif
|
---|
| 72 | {NULL}
|
---|
| 73 | };
|
---|
| 74 |
|
---|
| 75 | int passwd_main(int argc, char **argv)
|
---|
| 76 | {
|
---|
| 77 | BIO *in = NULL;
|
---|
| 78 | char *infile = NULL, *salt = NULL, *passwd = NULL, **passwds = NULL;
|
---|
| 79 | char *salt_malloc = NULL, *passwd_malloc = NULL, *prog;
|
---|
| 80 | OPTION_CHOICE o;
|
---|
| 81 | int in_stdin = 0, pw_source_defined = 0;
|
---|
| 82 | #ifndef OPENSSL_NO_UI
|
---|
| 83 | int in_noverify = 0;
|
---|
| 84 | #endif
|
---|
| 85 | int passed_salt = 0, quiet = 0, table = 0, reverse = 0;
|
---|
| 86 | int ret = 1, usecrypt = 0, use1 = 0, useapr1 = 0;
|
---|
| 87 | size_t passwd_malloc_size = 0, pw_maxlen = 256;
|
---|
| 88 |
|
---|
| 89 | prog = opt_init(argc, argv, passwd_options);
|
---|
| 90 | while ((o = opt_next()) != OPT_EOF) {
|
---|
| 91 | switch (o) {
|
---|
| 92 | case OPT_EOF:
|
---|
| 93 | case OPT_ERR:
|
---|
| 94 | opthelp:
|
---|
| 95 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
|
---|
| 96 | goto end;
|
---|
| 97 | case OPT_HELP:
|
---|
| 98 | opt_help(passwd_options);
|
---|
| 99 | ret = 0;
|
---|
| 100 | goto end;
|
---|
| 101 | case OPT_IN:
|
---|
| 102 | if (pw_source_defined)
|
---|
| 103 | goto opthelp;
|
---|
| 104 | infile = opt_arg();
|
---|
| 105 | pw_source_defined = 1;
|
---|
| 106 | break;
|
---|
| 107 | case OPT_NOVERIFY:
|
---|
| 108 | #ifndef OPENSSL_NO_UI
|
---|
| 109 | in_noverify = 1;
|
---|
| 110 | #endif
|
---|
| 111 | break;
|
---|
| 112 | case OPT_QUIET:
|
---|
| 113 | quiet = 1;
|
---|
| 114 | break;
|
---|
| 115 | case OPT_TABLE:
|
---|
| 116 | table = 1;
|
---|
| 117 | break;
|
---|
| 118 | case OPT_REVERSE:
|
---|
| 119 | reverse = 1;
|
---|
| 120 | break;
|
---|
| 121 | case OPT_1:
|
---|
| 122 | use1 = 1;
|
---|
| 123 | break;
|
---|
| 124 | case OPT_APR1:
|
---|
| 125 | useapr1 = 1;
|
---|
| 126 | break;
|
---|
| 127 | case OPT_CRYPT:
|
---|
| 128 | usecrypt = 1;
|
---|
| 129 | break;
|
---|
| 130 | case OPT_SALT:
|
---|
| 131 | passed_salt = 1;
|
---|
| 132 | salt = opt_arg();
|
---|
| 133 | break;
|
---|
| 134 | case OPT_STDIN:
|
---|
| 135 | if (pw_source_defined)
|
---|
| 136 | goto opthelp;
|
---|
| 137 | in_stdin = 1;
|
---|
| 138 | pw_source_defined = 1;
|
---|
| 139 | break;
|
---|
| 140 | }
|
---|
| 141 | }
|
---|
| 142 | argc = opt_num_rest();
|
---|
| 143 | argv = opt_rest();
|
---|
| 144 |
|
---|
| 145 | if (*argv) {
|
---|
| 146 | if (pw_source_defined)
|
---|
| 147 | goto opthelp;
|
---|
| 148 | pw_source_defined = 1;
|
---|
| 149 | passwds = argv;
|
---|
| 150 | }
|
---|
| 151 |
|
---|
| 152 | if (!usecrypt && !use1 && !useapr1) {
|
---|
| 153 | /* use default */
|
---|
| 154 | usecrypt = 1;
|
---|
| 155 | }
|
---|
| 156 | if (usecrypt + use1 + useapr1 > 1) {
|
---|
| 157 | /* conflict */
|
---|
| 158 | goto opthelp;
|
---|
| 159 | }
|
---|
| 160 |
|
---|
| 161 | # ifdef OPENSSL_NO_DES
|
---|
| 162 | if (usecrypt)
|
---|
| 163 | goto opthelp;
|
---|
| 164 | # endif
|
---|
| 165 | # ifdef NO_MD5CRYPT_1
|
---|
| 166 | if (use1 || useapr1)
|
---|
| 167 | goto opthelp;
|
---|
| 168 | # endif
|
---|
| 169 |
|
---|
| 170 | if (infile != NULL && in_stdin) {
|
---|
| 171 | BIO_printf(bio_err, "%s: Can't combine -in and -stdin\n", prog);
|
---|
| 172 | goto end;
|
---|
| 173 | }
|
---|
| 174 |
|
---|
| 175 | if (infile != NULL || in_stdin) {
|
---|
| 176 | /*
|
---|
| 177 | * If in_stdin is true, we know that infile is NULL, and that
|
---|
| 178 | * bio_open_default() will give us back an alias for stdin.
|
---|
| 179 | */
|
---|
| 180 | in = bio_open_default(infile, 'r', FORMAT_TEXT);
|
---|
| 181 | if (in == NULL)
|
---|
| 182 | goto end;
|
---|
| 183 | }
|
---|
| 184 |
|
---|
| 185 | if (usecrypt)
|
---|
| 186 | pw_maxlen = 8;
|
---|
| 187 | else if (use1 || useapr1)
|
---|
| 188 | pw_maxlen = 256; /* arbitrary limit, should be enough for most
|
---|
| 189 | * passwords */
|
---|
| 190 |
|
---|
| 191 | if (passwds == NULL) {
|
---|
| 192 | /* no passwords on the command line */
|
---|
| 193 |
|
---|
| 194 | passwd_malloc_size = pw_maxlen + 2;
|
---|
| 195 | /* longer than necessary so that we can warn about truncation */
|
---|
| 196 | passwd = passwd_malloc =
|
---|
| 197 | app_malloc(passwd_malloc_size, "password buffer");
|
---|
| 198 | }
|
---|
| 199 |
|
---|
| 200 | if ((in == NULL) && (passwds == NULL)) {
|
---|
| 201 | if (1) {
|
---|
| 202 | #ifndef OPENSSL_NO_UI
|
---|
| 203 | /* build a null-terminated list */
|
---|
| 204 | static char *passwds_static[2] = { NULL, NULL };
|
---|
| 205 |
|
---|
| 206 | passwds = passwds_static;
|
---|
| 207 | if (in == NULL)
|
---|
| 208 | if (EVP_read_pw_string
|
---|
| 209 | (passwd_malloc, passwd_malloc_size, "Password: ",
|
---|
| 210 | !(passed_salt || in_noverify)) != 0)
|
---|
| 211 | goto end;
|
---|
| 212 | passwds[0] = passwd_malloc;
|
---|
| 213 | } else {
|
---|
| 214 | #endif
|
---|
| 215 | BIO_printf(bio_err, "password required\n");
|
---|
| 216 | goto end;
|
---|
| 217 | }
|
---|
| 218 | }
|
---|
| 219 |
|
---|
| 220 |
|
---|
| 221 | if (in == NULL) {
|
---|
| 222 | assert(passwds != NULL);
|
---|
| 223 | assert(*passwds != NULL);
|
---|
| 224 |
|
---|
| 225 | do { /* loop over list of passwords */
|
---|
| 226 | passwd = *passwds++;
|
---|
| 227 | if (!do_passwd(passed_salt, &salt, &salt_malloc, passwd, bio_out,
|
---|
| 228 | quiet, table, reverse, pw_maxlen, usecrypt, use1,
|
---|
| 229 | useapr1))
|
---|
| 230 | goto end;
|
---|
| 231 | }
|
---|
| 232 | while (*passwds != NULL);
|
---|
| 233 | } else
|
---|
| 234 | /* in != NULL */
|
---|
| 235 | {
|
---|
| 236 | int done;
|
---|
| 237 |
|
---|
| 238 | assert(passwd != NULL);
|
---|
| 239 | do {
|
---|
| 240 | int r = BIO_gets(in, passwd, pw_maxlen + 1);
|
---|
| 241 | if (r > 0) {
|
---|
| 242 | char *c = (strchr(passwd, '\n'));
|
---|
| 243 | if (c != NULL)
|
---|
| 244 | *c = 0; /* truncate at newline */
|
---|
| 245 | else {
|
---|
| 246 | /* ignore rest of line */
|
---|
| 247 | char trash[BUFSIZ];
|
---|
| 248 | do
|
---|
| 249 | r = BIO_gets(in, trash, sizeof trash);
|
---|
| 250 | while ((r > 0) && (!strchr(trash, '\n')));
|
---|
| 251 | }
|
---|
| 252 |
|
---|
| 253 | if (!do_passwd
|
---|
| 254 | (passed_salt, &salt, &salt_malloc, passwd, bio_out, quiet,
|
---|
| 255 | table, reverse, pw_maxlen, usecrypt, use1, useapr1))
|
---|
| 256 | goto end;
|
---|
| 257 | }
|
---|
| 258 | done = (r <= 0);
|
---|
| 259 | }
|
---|
| 260 | while (!done);
|
---|
| 261 | }
|
---|
| 262 | ret = 0;
|
---|
| 263 |
|
---|
| 264 | end:
|
---|
| 265 | ERR_print_errors(bio_err);
|
---|
| 266 | OPENSSL_free(salt_malloc);
|
---|
| 267 | OPENSSL_free(passwd_malloc);
|
---|
| 268 | BIO_free(in);
|
---|
| 269 | return (ret);
|
---|
| 270 | }
|
---|
| 271 |
|
---|
| 272 | # ifndef NO_MD5CRYPT_1
|
---|
| 273 | /*
|
---|
| 274 | * MD5-based password algorithm (should probably be available as a library
|
---|
| 275 | * function; then the static buffer would not be acceptable). For magic
|
---|
| 276 | * string "1", this should be compatible to the MD5-based BSD password
|
---|
| 277 | * algorithm. For 'magic' string "apr1", this is compatible to the MD5-based
|
---|
| 278 | * Apache password algorithm. (Apparently, the Apache password algorithm is
|
---|
| 279 | * identical except that the 'magic' string was changed -- the laziest
|
---|
| 280 | * application of the NIH principle I've ever encountered.)
|
---|
| 281 | */
|
---|
| 282 | static char *md5crypt(const char *passwd, const char *magic, const char *salt)
|
---|
| 283 | {
|
---|
| 284 | /* "$apr1$..salt..$.......md5hash..........\0" */
|
---|
| 285 | static char out_buf[6 + 9 + 24 + 2];
|
---|
| 286 | unsigned char buf[MD5_DIGEST_LENGTH];
|
---|
| 287 | char *salt_out;
|
---|
| 288 | int n;
|
---|
| 289 | unsigned int i;
|
---|
| 290 | EVP_MD_CTX *md = NULL, *md2 = NULL;
|
---|
| 291 | size_t passwd_len, salt_len, magic_len;
|
---|
| 292 |
|
---|
| 293 | passwd_len = strlen(passwd);
|
---|
| 294 | out_buf[0] = '$';
|
---|
| 295 | out_buf[1] = 0;
|
---|
| 296 | magic_len = strlen(magic);
|
---|
| 297 |
|
---|
| 298 | if (magic_len > 4) /* assert it's "1" or "apr1" */
|
---|
| 299 | return NULL;
|
---|
| 300 |
|
---|
| 301 | OPENSSL_strlcat(out_buf, magic, sizeof out_buf);
|
---|
| 302 | OPENSSL_strlcat(out_buf, "$", sizeof out_buf);
|
---|
| 303 | OPENSSL_strlcat(out_buf, salt, sizeof out_buf);
|
---|
| 304 |
|
---|
| 305 | if (strlen(out_buf) > 6 + 8) /* assert "$apr1$..salt.." */
|
---|
| 306 | return NULL;
|
---|
| 307 |
|
---|
| 308 | salt_out = out_buf + 2 + magic_len;
|
---|
| 309 | salt_len = strlen(salt_out);
|
---|
| 310 |
|
---|
| 311 | if (salt_len > 8)
|
---|
| 312 | return NULL;
|
---|
| 313 |
|
---|
| 314 | md = EVP_MD_CTX_new();
|
---|
| 315 | if (md == NULL
|
---|
| 316 | || !EVP_DigestInit_ex(md, EVP_md5(), NULL)
|
---|
| 317 | || !EVP_DigestUpdate(md, passwd, passwd_len)
|
---|
| 318 | || !EVP_DigestUpdate(md, "$", 1)
|
---|
| 319 | || !EVP_DigestUpdate(md, magic, magic_len)
|
---|
| 320 | || !EVP_DigestUpdate(md, "$", 1)
|
---|
| 321 | || !EVP_DigestUpdate(md, salt_out, salt_len))
|
---|
| 322 | goto err;
|
---|
| 323 |
|
---|
| 324 | md2 = EVP_MD_CTX_new();
|
---|
| 325 | if (md2 == NULL
|
---|
| 326 | || !EVP_DigestInit_ex(md2, EVP_md5(), NULL)
|
---|
| 327 | || !EVP_DigestUpdate(md2, passwd, passwd_len)
|
---|
| 328 | || !EVP_DigestUpdate(md2, salt_out, salt_len)
|
---|
| 329 | || !EVP_DigestUpdate(md2, passwd, passwd_len)
|
---|
| 330 | || !EVP_DigestFinal_ex(md2, buf, NULL))
|
---|
| 331 | goto err;
|
---|
| 332 |
|
---|
| 333 | for (i = passwd_len; i > sizeof buf; i -= sizeof buf) {
|
---|
| 334 | if (!EVP_DigestUpdate(md, buf, sizeof buf))
|
---|
| 335 | goto err;
|
---|
| 336 | }
|
---|
| 337 | if (!EVP_DigestUpdate(md, buf, i))
|
---|
| 338 | goto err;
|
---|
| 339 |
|
---|
| 340 | n = passwd_len;
|
---|
| 341 | while (n) {
|
---|
| 342 | if (!EVP_DigestUpdate(md, (n & 1) ? "\0" : passwd, 1))
|
---|
| 343 | goto err;
|
---|
| 344 | n >>= 1;
|
---|
| 345 | }
|
---|
| 346 | if (!EVP_DigestFinal_ex(md, buf, NULL))
|
---|
| 347 | return NULL;
|
---|
| 348 |
|
---|
| 349 | for (i = 0; i < 1000; i++) {
|
---|
| 350 | if (!EVP_DigestInit_ex(md2, EVP_md5(), NULL))
|
---|
| 351 | goto err;
|
---|
| 352 | if (!EVP_DigestUpdate(md2,
|
---|
| 353 | (i & 1) ? (unsigned const char *)passwd : buf,
|
---|
| 354 | (i & 1) ? passwd_len : sizeof buf))
|
---|
| 355 | goto err;
|
---|
| 356 | if (i % 3) {
|
---|
| 357 | if (!EVP_DigestUpdate(md2, salt_out, salt_len))
|
---|
| 358 | goto err;
|
---|
| 359 | }
|
---|
| 360 | if (i % 7) {
|
---|
| 361 | if (!EVP_DigestUpdate(md2, passwd, passwd_len))
|
---|
| 362 | goto err;
|
---|
| 363 | }
|
---|
| 364 | if (!EVP_DigestUpdate(md2,
|
---|
| 365 | (i & 1) ? buf : (unsigned const char *)passwd,
|
---|
| 366 | (i & 1) ? sizeof buf : passwd_len))
|
---|
| 367 | goto err;
|
---|
| 368 | if (!EVP_DigestFinal_ex(md2, buf, NULL))
|
---|
| 369 | goto err;
|
---|
| 370 | }
|
---|
| 371 | EVP_MD_CTX_free(md2);
|
---|
| 372 | EVP_MD_CTX_free(md);
|
---|
| 373 | md2 = NULL;
|
---|
| 374 | md = NULL;
|
---|
| 375 |
|
---|
| 376 | {
|
---|
| 377 | /* transform buf into output string */
|
---|
| 378 | unsigned char buf_perm[sizeof buf];
|
---|
| 379 | int dest, source;
|
---|
| 380 | char *output;
|
---|
| 381 |
|
---|
| 382 | /* silly output permutation */
|
---|
| 383 | for (dest = 0, source = 0; dest < 14;
|
---|
| 384 | dest++, source = (source + 6) % 17)
|
---|
| 385 | buf_perm[dest] = buf[source];
|
---|
| 386 | buf_perm[14] = buf[5];
|
---|
| 387 | buf_perm[15] = buf[11];
|
---|
| 388 | # ifndef PEDANTIC /* Unfortunately, this generates a "no
|
---|
| 389 | * effect" warning */
|
---|
| 390 | assert(16 == sizeof buf_perm);
|
---|
| 391 | # endif
|
---|
| 392 |
|
---|
| 393 | output = salt_out + salt_len;
|
---|
| 394 | assert(output == out_buf + strlen(out_buf));
|
---|
| 395 |
|
---|
| 396 | *output++ = '$';
|
---|
| 397 |
|
---|
| 398 | for (i = 0; i < 15; i += 3) {
|
---|
| 399 | *output++ = cov_2char[buf_perm[i + 2] & 0x3f];
|
---|
| 400 | *output++ = cov_2char[((buf_perm[i + 1] & 0xf) << 2) |
|
---|
| 401 | (buf_perm[i + 2] >> 6)];
|
---|
| 402 | *output++ = cov_2char[((buf_perm[i] & 3) << 4) |
|
---|
| 403 | (buf_perm[i + 1] >> 4)];
|
---|
| 404 | *output++ = cov_2char[buf_perm[i] >> 2];
|
---|
| 405 | }
|
---|
| 406 | assert(i == 15);
|
---|
| 407 | *output++ = cov_2char[buf_perm[i] & 0x3f];
|
---|
| 408 | *output++ = cov_2char[buf_perm[i] >> 6];
|
---|
| 409 | *output = 0;
|
---|
| 410 | assert(strlen(out_buf) < sizeof(out_buf));
|
---|
| 411 | }
|
---|
| 412 |
|
---|
| 413 | return out_buf;
|
---|
| 414 |
|
---|
| 415 | err:
|
---|
| 416 | EVP_MD_CTX_free(md2);
|
---|
| 417 | EVP_MD_CTX_free(md);
|
---|
| 418 | return NULL;
|
---|
| 419 | }
|
---|
| 420 | # endif
|
---|
| 421 |
|
---|
| 422 | static int do_passwd(int passed_salt, char **salt_p, char **salt_malloc_p,
|
---|
| 423 | char *passwd, BIO *out, int quiet, int table,
|
---|
| 424 | int reverse, size_t pw_maxlen, int usecrypt, int use1,
|
---|
| 425 | int useapr1)
|
---|
| 426 | {
|
---|
| 427 | char *hash = NULL;
|
---|
| 428 |
|
---|
| 429 | assert(salt_p != NULL);
|
---|
| 430 | assert(salt_malloc_p != NULL);
|
---|
| 431 |
|
---|
| 432 | /* first make sure we have a salt */
|
---|
| 433 | if (!passed_salt) {
|
---|
| 434 | # ifndef OPENSSL_NO_DES
|
---|
| 435 | if (usecrypt) {
|
---|
| 436 | if (*salt_malloc_p == NULL) {
|
---|
| 437 | *salt_p = *salt_malloc_p = app_malloc(3, "salt buffer");
|
---|
| 438 | }
|
---|
| 439 | if (RAND_bytes((unsigned char *)*salt_p, 2) <= 0)
|
---|
| 440 | goto end;
|
---|
| 441 | (*salt_p)[0] = cov_2char[(*salt_p)[0] & 0x3f]; /* 6 bits */
|
---|
| 442 | (*salt_p)[1] = cov_2char[(*salt_p)[1] & 0x3f]; /* 6 bits */
|
---|
| 443 | (*salt_p)[2] = 0;
|
---|
| 444 | # ifdef CHARSET_EBCDIC
|
---|
| 445 | ascii2ebcdic(*salt_p, *salt_p, 2); /* des_crypt will convert back
|
---|
| 446 | * to ASCII */
|
---|
| 447 | # endif
|
---|
| 448 | }
|
---|
| 449 | # endif /* !OPENSSL_NO_DES */
|
---|
| 450 |
|
---|
| 451 | # ifndef NO_MD5CRYPT_1
|
---|
| 452 | if (use1 || useapr1) {
|
---|
| 453 | int i;
|
---|
| 454 |
|
---|
| 455 | if (*salt_malloc_p == NULL) {
|
---|
| 456 | *salt_p = *salt_malloc_p = app_malloc(9, "salt buffer");
|
---|
| 457 | }
|
---|
| 458 | if (RAND_bytes((unsigned char *)*salt_p, 8) <= 0)
|
---|
| 459 | goto end;
|
---|
| 460 |
|
---|
| 461 | for (i = 0; i < 8; i++)
|
---|
| 462 | (*salt_p)[i] = cov_2char[(*salt_p)[i] & 0x3f]; /* 6 bits */
|
---|
| 463 | (*salt_p)[8] = 0;
|
---|
| 464 | }
|
---|
| 465 | # endif /* !NO_MD5CRYPT_1 */
|
---|
| 466 | }
|
---|
| 467 |
|
---|
| 468 | assert(*salt_p != NULL);
|
---|
| 469 |
|
---|
| 470 | /* truncate password if necessary */
|
---|
| 471 | if ((strlen(passwd) > pw_maxlen)) {
|
---|
| 472 | if (!quiet)
|
---|
| 473 | /*
|
---|
| 474 | * XXX: really we should know how to print a size_t, not cast it
|
---|
| 475 | */
|
---|
| 476 | BIO_printf(bio_err,
|
---|
| 477 | "Warning: truncating password to %u characters\n",
|
---|
| 478 | (unsigned)pw_maxlen);
|
---|
| 479 | passwd[pw_maxlen] = 0;
|
---|
| 480 | }
|
---|
| 481 | assert(strlen(passwd) <= pw_maxlen);
|
---|
| 482 |
|
---|
| 483 | /* now compute password hash */
|
---|
| 484 | # ifndef OPENSSL_NO_DES
|
---|
| 485 | if (usecrypt)
|
---|
| 486 | hash = DES_crypt(passwd, *salt_p);
|
---|
| 487 | # endif
|
---|
| 488 | # ifndef NO_MD5CRYPT_1
|
---|
| 489 | if (use1 || useapr1)
|
---|
| 490 | hash = md5crypt(passwd, (use1 ? "1" : "apr1"), *salt_p);
|
---|
| 491 | # endif
|
---|
| 492 | assert(hash != NULL);
|
---|
| 493 |
|
---|
| 494 | if (table && !reverse)
|
---|
| 495 | BIO_printf(out, "%s\t%s\n", passwd, hash);
|
---|
| 496 | else if (table && reverse)
|
---|
| 497 | BIO_printf(out, "%s\t%s\n", hash, passwd);
|
---|
| 498 | else
|
---|
| 499 | BIO_printf(out, "%s\n", hash);
|
---|
| 500 | return 1;
|
---|
| 501 |
|
---|
| 502 | end:
|
---|
| 503 | return 0;
|
---|
| 504 | }
|
---|
| 505 | #else
|
---|
| 506 |
|
---|
| 507 | int passwd_main(int argc, char **argv)
|
---|
| 508 | {
|
---|
| 509 | BIO_printf(bio_err, "Program not available.\n");
|
---|
| 510 | return (1);
|
---|
| 511 | }
|
---|
| 512 | #endif
|
---|