pkey.c 7.0 KB

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  1. /* apps/pkey.c */
  2. /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  3. * project 2006
  4. */
  5. /* ====================================================================
  6. * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
  7. *
  8. * Redistribution and use in source and binary forms, with or without
  9. * modification, are permitted provided that the following conditions
  10. * are met:
  11. *
  12. * 1. Redistributions of source code must retain the above copyright
  13. * notice, this list of conditions and the following disclaimer.
  14. *
  15. * 2. Redistributions in binary form must reproduce the above copyright
  16. * notice, this list of conditions and the following disclaimer in
  17. * the documentation and/or other materials provided with the
  18. * distribution.
  19. *
  20. * 3. All advertising materials mentioning features or use of this
  21. * software must display the following acknowledgment:
  22. * "This product includes software developed by the OpenSSL Project
  23. * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
  24. *
  25. * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  26. * endorse or promote products derived from this software without
  27. * prior written permission. For written permission, please contact
  28. * licensing@OpenSSL.org.
  29. *
  30. * 5. Products derived from this software may not be called "OpenSSL"
  31. * nor may "OpenSSL" appear in their names without prior written
  32. * permission of the OpenSSL Project.
  33. *
  34. * 6. Redistributions of any form whatsoever must retain the following
  35. * acknowledgment:
  36. * "This product includes software developed by the OpenSSL Project
  37. * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
  38. *
  39. * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  40. * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  41. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  42. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
  43. * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  44. * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  45. * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  46. * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  48. * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  49. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  50. * OF THE POSSIBILITY OF SUCH DAMAGE.
  51. * ====================================================================
  52. *
  53. * This product includes cryptographic software written by Eric Young
  54. * (eay@cryptsoft.com). This product includes software written by Tim
  55. * Hudson (tjh@cryptsoft.com).
  56. *
  57. */
  58. #include <stdio.h>
  59. #include <string.h>
  60. #include "apps.h"
  61. #include <openssl/pem.h>
  62. #include <openssl/err.h>
  63. #include <openssl/evp.h>
  64. #define PROG pkey_main
  65. int MAIN(int, char **);
  66. int MAIN(int argc, char **argv)
  67. {
  68. ENGINE *e = NULL;
  69. char **args, *infile = NULL, *outfile = NULL;
  70. char *passargin = NULL, *passargout = NULL;
  71. BIO *in = NULL, *out = NULL;
  72. const EVP_CIPHER *cipher = NULL;
  73. int informat, outformat;
  74. int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0;
  75. EVP_PKEY *pkey=NULL;
  76. char *passin = NULL, *passout = NULL;
  77. int badarg = 0;
  78. #ifndef OPENSSL_NO_ENGINE
  79. char *engine=NULL;
  80. #endif
  81. int ret = 1;
  82. if (bio_err == NULL)
  83. bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
  84. if (!load_config(bio_err, NULL))
  85. goto end;
  86. informat=FORMAT_PEM;
  87. outformat=FORMAT_PEM;
  88. ERR_load_crypto_strings();
  89. OpenSSL_add_all_algorithms();
  90. args = argv + 1;
  91. while (!badarg && *args && *args[0] == '-')
  92. {
  93. if (!strcmp(*args,"-inform"))
  94. {
  95. if (args[1])
  96. {
  97. args++;
  98. informat=str2fmt(*args);
  99. }
  100. else badarg = 1;
  101. }
  102. else if (!strcmp(*args,"-outform"))
  103. {
  104. if (args[1])
  105. {
  106. args++;
  107. outformat=str2fmt(*args);
  108. }
  109. else badarg = 1;
  110. }
  111. else if (!strcmp(*args,"-passin"))
  112. {
  113. if (!args[1]) goto bad;
  114. passargin= *(++args);
  115. }
  116. else if (!strcmp(*args,"-passout"))
  117. {
  118. if (!args[1]) goto bad;
  119. passargout= *(++args);
  120. }
  121. #ifndef OPENSSL_NO_ENGINE
  122. else if (strcmp(*args,"-engine") == 0)
  123. {
  124. if (!args[1]) goto bad;
  125. engine= *(++args);
  126. }
  127. #endif
  128. else if (!strcmp (*args, "-in"))
  129. {
  130. if (args[1])
  131. {
  132. args++;
  133. infile = *args;
  134. }
  135. else badarg = 1;
  136. }
  137. else if (!strcmp (*args, "-out"))
  138. {
  139. if (args[1])
  140. {
  141. args++;
  142. outfile = *args;
  143. }
  144. else badarg = 1;
  145. }
  146. else if (strcmp(*args,"-pubin") == 0)
  147. {
  148. pubin=1;
  149. pubout=1;
  150. pubtext=1;
  151. }
  152. else if (strcmp(*args,"-pubout") == 0)
  153. pubout=1;
  154. else if (strcmp(*args,"-text_pub") == 0)
  155. {
  156. pubtext=1;
  157. text=1;
  158. }
  159. else if (strcmp(*args,"-text") == 0)
  160. text=1;
  161. else if (strcmp(*args,"-noout") == 0)
  162. noout=1;
  163. else
  164. {
  165. cipher = EVP_get_cipherbyname(*args + 1);
  166. if (!cipher)
  167. {
  168. BIO_printf(bio_err, "Unknown cipher %s\n",
  169. *args + 1);
  170. badarg = 1;
  171. }
  172. }
  173. args++;
  174. }
  175. if (badarg)
  176. {
  177. bad:
  178. BIO_printf(bio_err, "Usage pkey [options]\n");
  179. BIO_printf(bio_err, "where options are\n");
  180. BIO_printf(bio_err, "-in file input file\n");
  181. BIO_printf(bio_err, "-inform X input format (DER or PEM)\n");
  182. BIO_printf(bio_err, "-passin arg input file pass phrase source\n");
  183. BIO_printf(bio_err, "-outform X output format (DER or PEM)\n");
  184. BIO_printf(bio_err, "-out file output file\n");
  185. BIO_printf(bio_err, "-passout arg output file pass phrase source\n");
  186. #ifndef OPENSSL_NO_ENGINE
  187. BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
  188. #endif
  189. return 1;
  190. }
  191. #ifndef OPENSSL_NO_ENGINE
  192. e = setup_engine(bio_err, engine, 0);
  193. #endif
  194. if (!app_passwd(bio_err, passargin, passargout, &passin, &passout))
  195. {
  196. BIO_printf(bio_err, "Error getting passwords\n");
  197. goto end;
  198. }
  199. if (outfile)
  200. {
  201. if (!(out = BIO_new_file (outfile, "wb")))
  202. {
  203. BIO_printf(bio_err,
  204. "Can't open output file %s\n", outfile);
  205. goto end;
  206. }
  207. }
  208. else
  209. {
  210. out = BIO_new_fp (stdout, BIO_NOCLOSE);
  211. #ifdef OPENSSL_SYS_VMS
  212. {
  213. BIO *tmpbio = BIO_new(BIO_f_linebuffer());
  214. out = BIO_push(tmpbio, out);
  215. }
  216. #endif
  217. }
  218. if (pubin)
  219. pkey = load_pubkey(bio_err, infile, informat, 1,
  220. passin, e, "Public Key");
  221. else
  222. pkey = load_key(bio_err, infile, informat, 1,
  223. passin, e, "key");
  224. if (!pkey)
  225. goto end;
  226. if (!noout)
  227. {
  228. if (outformat == FORMAT_PEM)
  229. {
  230. if (pubout)
  231. PEM_write_bio_PUBKEY(out,pkey);
  232. else
  233. PEM_write_bio_PrivateKey(out, pkey, cipher,
  234. NULL, 0, NULL, passout);
  235. }
  236. else if (outformat == FORMAT_ASN1)
  237. {
  238. if (pubout)
  239. i2d_PUBKEY_bio(out, pkey);
  240. else
  241. i2d_PrivateKey_bio(out, pkey);
  242. }
  243. else
  244. {
  245. BIO_printf(bio_err, "Bad format specified for key\n");
  246. goto end;
  247. }
  248. }
  249. if (text)
  250. {
  251. if (pubtext)
  252. EVP_PKEY_print_public(out, pkey, 0, NULL);
  253. else
  254. EVP_PKEY_print_private(out, pkey, 0, NULL);
  255. }
  256. ret = 0;
  257. end:
  258. EVP_PKEY_free(pkey);
  259. BIO_free_all(out);
  260. BIO_free(in);
  261. if (passin)
  262. OPENSSL_free(passin);
  263. if (passout)
  264. OPENSSL_free(passout);
  265. return ret;
  266. }