2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
54 /* CMS utility function */
60 #ifndef OPENSSL_NO_CMS
62 #include <openssl/crypto.h>
63 #include <openssl/pem.h>
64 #include <openssl/err.h>
65 #include <openssl/x509_vfy.h>
66 #include <openssl/x509v3.h>
67 #include <openssl/cms.h>
71 static int save_certs(char *signerfile, STACK_OF(X509) *signers);
72 static int cms_cb(int ok, X509_STORE_CTX *ctx);
73 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms);
74 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING) *rr_to,
76 STACK_OF(OPENSSL_STRING) *rr_from);
77 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
78 STACK_OF(OPENSSL_STRING) *param);
82 #define SMIME_SIGNERS 0x40
83 #define SMIME_ENCRYPT (1 | SMIME_OP)
84 #define SMIME_DECRYPT (2 | SMIME_IP)
85 #define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
86 #define SMIME_VERIFY (4 | SMIME_IP)
87 #define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
88 #define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
89 #define SMIME_DATAOUT (7 | SMIME_IP)
90 #define SMIME_DATA_CREATE (8 | SMIME_OP)
91 #define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
92 #define SMIME_DIGEST_CREATE (10 | SMIME_OP)
93 #define SMIME_UNCOMPRESS (11 | SMIME_IP)
94 #define SMIME_COMPRESS (12 | SMIME_OP)
95 #define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
96 #define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
97 #define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
98 #define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
102 typedef struct cms_key_param_st cms_key_param;
104 struct cms_key_param_st
107 STACK_OF(OPENSSL_STRING)*param;
111 int MAIN(int, char **);
113 int MAIN(int argc, char **argv)
119 const char *inmode = "r", *outmode = "w";
120 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
121 char *signerfile = NULL, *recipfile = NULL;
122 STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
123 char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
124 char *certsoutfile = NULL;
125 const EVP_CIPHER *cipher = NULL;
126 CMS_ContentInfo *cms = NULL, *rcms = NULL;
127 X509_STORE *store = NULL;
128 X509 *cert = NULL, *recip = NULL, *signer = NULL;
129 EVP_PKEY *key = NULL;
130 STACK_OF(X509) *encerts = NULL, *other = NULL;
131 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
133 int flags = CMS_DETACHED, noout = 0, print = 0;
134 int verify_retcode = 0;
135 int rr_print = 0, rr_allorfirst = -1;
136 STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
137 CMS_ReceiptRequest *rr = NULL;
138 char *to = NULL, *from = NULL, *subject = NULL;
139 char *CAfile = NULL, *CApath = NULL;
140 char *passargin = NULL, *passin = NULL;
143 const EVP_MD *sign_md = NULL;
144 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
145 int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
146 #ifndef OPENSSL_NO_ENGINE
149 unsigned char *secret_key = NULL, *secret_keyid = NULL;
150 unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
151 size_t secret_keylen = 0, secret_keyidlen = 0;
153 cms_key_param *key_first = NULL, *key_param = NULL;
155 ASN1_OBJECT *econtent_type = NULL;
157 X509_VERIFY_PARAM *vpm = NULL;
166 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
167 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
170 if (!load_config(bio_err, NULL))
173 while (!badarg && *args && *args[0] == '-')
175 if (!strcmp (*args, "-encrypt"))
176 operation = SMIME_ENCRYPT;
177 else if (!strcmp (*args, "-decrypt"))
178 operation = SMIME_DECRYPT;
179 else if (!strcmp (*args, "-sign"))
180 operation = SMIME_SIGN;
181 else if (!strcmp (*args, "-sign_receipt"))
182 operation = SMIME_SIGN_RECEIPT;
183 else if (!strcmp (*args, "-resign"))
184 operation = SMIME_RESIGN;
185 else if (!strcmp (*args, "-verify"))
186 operation = SMIME_VERIFY;
187 else if (!strcmp (*args, "-verify_retcode"))
189 else if (!strcmp(*args,"-verify_receipt"))
191 operation = SMIME_VERIFY_RECEIPT;
197 else if (!strcmp (*args, "-cmsout"))
198 operation = SMIME_CMSOUT;
199 else if (!strcmp (*args, "-data_out"))
200 operation = SMIME_DATAOUT;
201 else if (!strcmp (*args, "-data_create"))
202 operation = SMIME_DATA_CREATE;
203 else if (!strcmp (*args, "-digest_verify"))
204 operation = SMIME_DIGEST_VERIFY;
205 else if (!strcmp (*args, "-digest_create"))
206 operation = SMIME_DIGEST_CREATE;
207 else if (!strcmp (*args, "-compress"))
208 operation = SMIME_COMPRESS;
209 else if (!strcmp (*args, "-uncompress"))
210 operation = SMIME_UNCOMPRESS;
211 else if (!strcmp (*args, "-EncryptedData_decrypt"))
212 operation = SMIME_ENCRYPTED_DECRYPT;
213 else if (!strcmp (*args, "-EncryptedData_encrypt"))
214 operation = SMIME_ENCRYPTED_ENCRYPT;
215 #ifndef OPENSSL_NO_DES
216 else if (!strcmp (*args, "-des3"))
217 cipher = EVP_des_ede3_cbc();
218 else if (!strcmp (*args, "-des"))
219 cipher = EVP_des_cbc();
221 #ifndef OPENSSL_NO_SEED
222 else if (!strcmp (*args, "-seed"))
223 cipher = EVP_seed_cbc();
225 #ifndef OPENSSL_NO_RC2
226 else if (!strcmp (*args, "-rc2-40"))
227 cipher = EVP_rc2_40_cbc();
228 else if (!strcmp (*args, "-rc2-128"))
229 cipher = EVP_rc2_cbc();
230 else if (!strcmp (*args, "-rc2-64"))
231 cipher = EVP_rc2_64_cbc();
233 #ifndef OPENSSL_NO_AES
234 else if (!strcmp(*args,"-aes128"))
235 cipher = EVP_aes_128_cbc();
236 else if (!strcmp(*args,"-aes192"))
237 cipher = EVP_aes_192_cbc();
238 else if (!strcmp(*args,"-aes256"))
239 cipher = EVP_aes_256_cbc();
241 #ifndef OPENSSL_NO_CAMELLIA
242 else if (!strcmp(*args,"-camellia128"))
243 cipher = EVP_camellia_128_cbc();
244 else if (!strcmp(*args,"-camellia192"))
245 cipher = EVP_camellia_192_cbc();
246 else if (!strcmp(*args,"-camellia256"))
247 cipher = EVP_camellia_256_cbc();
249 else if (!strcmp (*args, "-debug_decrypt"))
250 flags |= CMS_DEBUG_DECRYPT;
251 else if (!strcmp (*args, "-text"))
253 else if (!strcmp (*args, "-nointern"))
254 flags |= CMS_NOINTERN;
255 else if (!strcmp (*args, "-noverify")
256 || !strcmp (*args, "-no_signer_cert_verify"))
257 flags |= CMS_NO_SIGNER_CERT_VERIFY;
258 else if (!strcmp (*args, "-nocerts"))
259 flags |= CMS_NOCERTS;
260 else if (!strcmp (*args, "-noattr"))
262 else if (!strcmp (*args, "-nodetach"))
263 flags &= ~CMS_DETACHED;
264 else if (!strcmp (*args, "-nosmimecap"))
265 flags |= CMS_NOSMIMECAP;
266 else if (!strcmp (*args, "-binary"))
268 else if (!strcmp (*args, "-keyid"))
269 flags |= CMS_USE_KEYID;
270 else if (!strcmp (*args, "-nosigs"))
272 else if (!strcmp (*args, "-no_content_verify"))
273 flags |= CMS_NO_CONTENT_VERIFY;
274 else if (!strcmp (*args, "-no_attr_verify"))
275 flags |= CMS_NO_ATTR_VERIFY;
276 else if (!strcmp (*args, "-stream"))
278 else if (!strcmp (*args, "-indef"))
280 else if (!strcmp (*args, "-noindef"))
281 flags &= ~CMS_STREAM;
282 else if (!strcmp (*args, "-nooldmime"))
283 flags |= CMS_NOOLDMIMETYPE;
284 else if (!strcmp (*args, "-crlfeol"))
285 flags |= CMS_CRLFEOL;
286 else if (!strcmp (*args, "-noout"))
288 else if (!strcmp (*args, "-receipt_request_print"))
290 else if (!strcmp (*args, "-receipt_request_all"))
292 else if (!strcmp (*args, "-receipt_request_first"))
294 else if (!strcmp(*args,"-receipt_request_from"))
300 rr_from = sk_OPENSSL_STRING_new_null();
301 sk_OPENSSL_STRING_push(rr_from, *args);
303 else if (!strcmp(*args,"-receipt_request_to"))
309 rr_to = sk_OPENSSL_STRING_new_null();
310 sk_OPENSSL_STRING_push(rr_to, *args);
312 else if (!strcmp (*args, "-print"))
317 else if (!strcmp(*args,"-secretkey"))
323 secret_key = string_to_hex(*args, <mp);
326 BIO_printf(bio_err, "Invalid key %s\n", *args);
329 secret_keylen = (size_t)ltmp;
331 else if (!strcmp(*args,"-secretkeyid"))
337 secret_keyid = string_to_hex(*args, <mp);
340 BIO_printf(bio_err, "Invalid id %s\n", *args);
343 secret_keyidlen = (size_t)ltmp;
345 else if (!strcmp(*args,"-pwri_password"))
350 pwri_pass = (unsigned char *)*args;
352 else if (!strcmp(*args,"-econtent_type"))
357 econtent_type = OBJ_txt2obj(*args, 0);
360 BIO_printf(bio_err, "Invalid OID %s\n", *args);
364 else if (!strcmp(*args,"-rand"))
372 #ifndef OPENSSL_NO_ENGINE
373 else if (!strcmp(*args,"-engine"))
380 else if (!strcmp(*args,"-passin"))
386 else if (!strcmp (*args, "-to"))
392 else if (!strcmp (*args, "-from"))
398 else if (!strcmp (*args, "-subject"))
404 else if (!strcmp (*args, "-signer"))
408 /* If previous -signer argument add signer to list */
413 sksigners = sk_OPENSSL_STRING_new_null();
414 sk_OPENSSL_STRING_push(sksigners, signerfile);
416 keyfile = signerfile;
418 skkeys = sk_OPENSSL_STRING_new_null();
419 sk_OPENSSL_STRING_push(skkeys, keyfile);
422 signerfile = *++args;
424 else if (!strcmp (*args, "-recip"))
428 if (operation == SMIME_ENCRYPT)
431 encerts = sk_X509_new_null();
432 cert = load_cert(bio_err,*++args,FORMAT_PEM,
434 "recipient certificate file");
437 sk_X509_push(encerts, cert);
443 else if (!strcmp (*args, "-certsout"))
447 certsoutfile = *++args;
449 else if (!strcmp (*args, "-md"))
453 sign_md = EVP_get_digestbyname(*++args);
456 BIO_printf(bio_err, "Unknown digest %s\n",
461 else if (!strcmp (*args, "-inkey"))
465 /* If previous -inkey arument add signer to list */
470 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
474 sksigners = sk_OPENSSL_STRING_new_null();
475 sk_OPENSSL_STRING_push(sksigners, signerfile);
478 skkeys = sk_OPENSSL_STRING_new_null();
479 sk_OPENSSL_STRING_push(skkeys, keyfile);
483 else if (!strcmp (*args, "-keyform"))
487 keyform = str2fmt(*++args);
489 else if (!strcmp (*args, "-keyopt"))
494 if (operation == SMIME_ENCRYPT)
497 keyidx += sk_X509_num(encerts);
501 if (keyfile || signerfile)
504 keyidx += sk_OPENSSL_STRING_num(skkeys);
508 BIO_printf(bio_err, "No key specified\n");
511 if (key_param == NULL || key_param->idx != keyidx)
513 cms_key_param *nparam;
514 nparam = OPENSSL_malloc(sizeof(cms_key_param));
515 nparam->idx = keyidx;
516 nparam->param = sk_OPENSSL_STRING_new_null();
518 if (key_first == NULL)
521 key_param->next = nparam;
524 sk_OPENSSL_STRING_push(key_param->param, *++args);
526 else if (!strcmp (*args, "-rctform"))
530 rctformat = str2fmt(*++args);
532 else if (!strcmp (*args, "-certfile"))
538 else if (!strcmp (*args, "-CAfile"))
544 else if (!strcmp (*args, "-CApath"))
550 else if (!strcmp (*args, "-in"))
556 else if (!strcmp (*args, "-inform"))
560 informat = str2fmt(*++args);
562 else if (!strcmp (*args, "-outform"))
566 outformat = str2fmt(*++args);
568 else if (!strcmp (*args, "-out"))
574 else if (!strcmp (*args, "-content"))
580 else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
582 else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
587 if (((rr_allorfirst != -1) || rr_from) && !rr_to)
589 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
593 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from))
595 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
598 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
600 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
604 if (operation & SMIME_SIGNERS)
606 if (keyfile && !signerfile)
608 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
611 /* Check to see if any final signer needs to be appended */
615 sksigners = sk_OPENSSL_STRING_new_null();
616 sk_OPENSSL_STRING_push(sksigners, signerfile);
618 skkeys = sk_OPENSSL_STRING_new_null();
620 keyfile = signerfile;
621 sk_OPENSSL_STRING_push(skkeys, keyfile);
625 BIO_printf(bio_err, "No signer certificate specified\n");
633 else if (operation == SMIME_DECRYPT)
635 if (!recipfile && !keyfile && !secret_key && !pwri_pass)
637 BIO_printf(bio_err, "No recipient certificate or key specified\n");
641 else if (operation == SMIME_ENCRYPT)
643 if (!*args && !secret_key && !pwri_pass && !encerts)
645 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
656 BIO_printf (bio_err, "Usage cms [options] cert.pem ...\n");
657 BIO_printf (bio_err, "where options are\n");
658 BIO_printf (bio_err, "-encrypt encrypt message\n");
659 BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
660 BIO_printf (bio_err, "-sign sign message\n");
661 BIO_printf (bio_err, "-verify verify signed message\n");
662 BIO_printf (bio_err, "-cmsout output CMS structure\n");
663 #ifndef OPENSSL_NO_DES
664 BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
665 BIO_printf (bio_err, "-des encrypt with DES\n");
667 #ifndef OPENSSL_NO_SEED
668 BIO_printf (bio_err, "-seed encrypt with SEED\n");
670 #ifndef OPENSSL_NO_RC2
671 BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
672 BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
673 BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
675 #ifndef OPENSSL_NO_AES
676 BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
677 BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
679 #ifndef OPENSSL_NO_CAMELLIA
680 BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
681 BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
683 BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
684 BIO_printf (bio_err, "-nosigs don't verify message signature\n");
685 BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
686 BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
687 BIO_printf (bio_err, "-nodetach use opaque signing\n");
688 BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
689 BIO_printf (bio_err, "-binary don't translate message to text\n");
690 BIO_printf (bio_err, "-certfile file other certificates file\n");
691 BIO_printf (bio_err, "-certsout file certificate output file\n");
692 BIO_printf (bio_err, "-signer file signer certificate file\n");
693 BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
694 BIO_printf (bio_err, "-keyid use subject key identifier\n");
695 BIO_printf (bio_err, "-in file input file\n");
696 BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
697 BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
698 BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
699 BIO_printf (bio_err, "-keyopt nm:v set public key parameters\n");
700 BIO_printf (bio_err, "-out file output file\n");
701 BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
702 BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
703 BIO_printf (bio_err, "-to addr to address\n");
704 BIO_printf (bio_err, "-from ad from address\n");
705 BIO_printf (bio_err, "-subject s subject\n");
706 BIO_printf (bio_err, "-text include or delete text MIME headers\n");
707 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
708 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
709 BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
710 BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
711 #ifndef OPENSSL_NO_ENGINE
712 BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
714 BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
715 BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
716 BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
717 BIO_printf(bio_err, " the random number generator\n");
718 BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
722 #ifndef OPENSSL_NO_ENGINE
723 e = setup_engine(bio_err, engine, 0);
726 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
728 BIO_printf(bio_err, "Error getting password\n");
734 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
736 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
737 app_RAND_load_files(inrand));
742 if (!(operation & SMIME_SIGNERS))
743 flags &= ~CMS_DETACHED;
745 if (operation & SMIME_OP)
747 if (outformat == FORMAT_ASN1)
752 if (flags & CMS_BINARY)
756 if (operation & SMIME_IP)
758 if (informat == FORMAT_ASN1)
763 if (flags & CMS_BINARY)
767 if (operation == SMIME_ENCRYPT)
771 #ifndef OPENSSL_NO_DES
772 cipher = EVP_des_ede3_cbc();
774 BIO_printf(bio_err, "No cipher selected\n");
779 if (secret_key && !secret_keyid)
781 BIO_printf(bio_err, "No secret key id\n");
785 if (*args && !encerts)
786 encerts = sk_X509_new_null();
789 if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
790 NULL, e, "recipient certificate file")))
792 sk_X509_push(encerts, cert);
800 if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
801 e, "certificate file")))
803 ERR_print_errors(bio_err);
808 if (recipfile && (operation == SMIME_DECRYPT))
810 if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
811 e, "recipient certificate file")))
813 ERR_print_errors(bio_err);
818 if (operation == SMIME_SIGN_RECEIPT)
820 if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM,NULL,
821 e, "receipt signer certificate file")))
823 ERR_print_errors(bio_err);
828 if (operation == SMIME_DECRYPT)
833 else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT))
836 keyfile = signerfile;
842 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
850 if (!(in = BIO_new_file(infile, inmode)))
853 "Can't open input file %s\n", infile);
858 in = BIO_new_fp(stdin, BIO_NOCLOSE);
860 if (operation & SMIME_IP)
862 if (informat == FORMAT_SMIME)
863 cms = SMIME_read_CMS(in, &indata);
864 else if (informat == FORMAT_PEM)
865 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
866 else if (informat == FORMAT_ASN1)
867 cms = d2i_CMS_bio(in, NULL);
870 BIO_printf(bio_err, "Bad input format for CMS file\n");
876 BIO_printf(bio_err, "Error reading S/MIME message\n");
882 if (!(indata = BIO_new_file(contfile, "rb")))
884 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
890 STACK_OF(X509) *allcerts;
891 allcerts = CMS_get1_certs(cms);
892 if (!save_certs(certsoutfile, allcerts))
895 "Error writing certs to %s\n",
900 sk_X509_pop_free(allcerts, X509_free);
906 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
907 if (!(rctin = BIO_new_file(rctfile, rctmode)))
910 "Can't open receipt file %s\n", rctfile);
914 if (rctformat == FORMAT_SMIME)
915 rcms = SMIME_read_CMS(rctin, NULL);
916 else if (rctformat == FORMAT_PEM)
917 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
918 else if (rctformat == FORMAT_ASN1)
919 rcms = d2i_CMS_bio(rctin, NULL);
922 BIO_printf(bio_err, "Bad input format for receipt\n");
928 BIO_printf(bio_err, "Error reading receipt\n");
935 if (!(out = BIO_new_file(outfile, outmode)))
938 "Can't open output file %s\n", outfile);
944 out = BIO_new_fp(stdout, BIO_NOCLOSE);
945 #ifdef OPENSSL_SYS_VMS
947 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
948 out = BIO_push(tmpbio, out);
953 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT))
955 if (!(store = setup_verify(bio_err, CAfile, CApath)))
957 X509_STORE_set_verify_cb(store, cms_cb);
959 X509_STORE_set1_param(store, vpm);
965 if (operation == SMIME_DATA_CREATE)
967 cms = CMS_data_create(in, flags);
969 else if (operation == SMIME_DIGEST_CREATE)
971 cms = CMS_digest_create(in, sign_md, flags);
973 else if (operation == SMIME_COMPRESS)
975 cms = CMS_compress(in, -1, flags);
977 else if (operation == SMIME_ENCRYPT)
980 flags |= CMS_PARTIAL;
981 cms = CMS_encrypt(NULL, in, cipher, flags);
984 for (i = 0; i < sk_X509_num(encerts); i++)
986 CMS_RecipientInfo *ri;
987 cms_key_param *kparam;
989 X509 *x = sk_X509_value(encerts, i);
990 for(kparam = key_first; kparam; kparam = kparam->next)
994 tflags |= CMS_KEY_PARAM;
998 ri = CMS_add1_recipient_cert(cms, x, tflags);
1004 pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
1005 if (!cms_set_pkey_param(pctx, kparam->param))
1012 if (!CMS_add0_recipient_key(cms, NID_undef,
1013 secret_key, secret_keylen,
1014 secret_keyid, secret_keyidlen,
1017 /* NULL these because call absorbs them */
1019 secret_keyid = NULL;
1023 pwri_tmp = (unsigned char *)BUF_strdup((char *)pwri_pass);
1026 if (!CMS_add0_recipient_password(cms,
1027 -1, NID_undef, NID_undef,
1028 pwri_tmp, -1, NULL))
1032 if (!(flags & CMS_STREAM))
1034 if (!CMS_final(cms, in, NULL, flags))
1038 else if (operation == SMIME_ENCRYPTED_ENCRYPT)
1040 cms = CMS_EncryptedData_encrypt(in, cipher,
1041 secret_key, secret_keylen,
1045 else if (operation == SMIME_SIGN_RECEIPT)
1047 CMS_ContentInfo *srcms = NULL;
1048 STACK_OF(CMS_SignerInfo) *sis;
1050 sis = CMS_get0_SignerInfos(cms);
1053 si = sk_CMS_SignerInfo_value(sis, 0);
1054 srcms = CMS_sign_receipt(si, signer, key, other, flags);
1057 CMS_ContentInfo_free(cms);
1060 else if (operation & SMIME_SIGNERS)
1063 /* If detached data content we enable streaming if
1064 * S/MIME output format.
1066 if (operation == SMIME_SIGN)
1069 if (flags & CMS_DETACHED)
1071 if (outformat == FORMAT_SMIME)
1072 flags |= CMS_STREAM;
1074 flags |= CMS_PARTIAL;
1075 cms = CMS_sign(NULL, NULL, other, in, flags);
1079 CMS_set1_eContentType(cms, econtent_type);
1083 rr = make_receipt_request(rr_to, rr_allorfirst,
1088 "Signed Receipt Request Creation Error\n");
1094 flags |= CMS_REUSE_DIGEST;
1095 for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++)
1098 cms_key_param *kparam;
1100 signerfile = sk_OPENSSL_STRING_value(sksigners, i);
1101 keyfile = sk_OPENSSL_STRING_value(skkeys, i);
1103 signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
1104 e, "signer certificate");
1107 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
1108 "signing key file");
1111 for(kparam = key_first; kparam; kparam = kparam->next)
1113 if(kparam->idx == i)
1115 tflags |= CMS_KEY_PARAM;
1119 si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
1125 pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1126 if (!cms_set_pkey_param(pctx, kparam->param))
1129 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1136 /* If not streaming or resigning finalize structure */
1137 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
1139 if (!CMS_final(cms, in, NULL, flags))
1146 BIO_printf(bio_err, "Error creating CMS structure\n");
1151 if (operation == SMIME_DECRYPT)
1153 if (flags & CMS_DEBUG_DECRYPT)
1154 CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1158 if (!CMS_decrypt_set1_key(cms,
1159 secret_key, secret_keylen,
1160 secret_keyid, secret_keyidlen))
1163 "Error decrypting CMS using secret key\n");
1170 if (!CMS_decrypt_set1_pkey(cms, key, recip))
1173 "Error decrypting CMS using private key\n");
1180 if (!CMS_decrypt_set1_password(cms, pwri_pass, -1))
1183 "Error decrypting CMS using password\n");
1188 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags))
1190 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1194 else if (operation == SMIME_DATAOUT)
1196 if (!CMS_data(cms, out, flags))
1199 else if (operation == SMIME_UNCOMPRESS)
1201 if (!CMS_uncompress(cms, indata, out, flags))
1204 else if (operation == SMIME_DIGEST_VERIFY)
1206 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1207 BIO_printf(bio_err, "Verification successful\n");
1210 BIO_printf(bio_err, "Verification failure\n");
1214 else if (operation == SMIME_ENCRYPTED_DECRYPT)
1216 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1217 indata, out, flags))
1220 else if (operation == SMIME_VERIFY)
1222 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1223 BIO_printf(bio_err, "Verification successful\n");
1226 BIO_printf(bio_err, "Verification failure\n");
1228 ret = verify_err + 32;
1233 STACK_OF(X509) *signers;
1234 signers = CMS_get0_signers(cms);
1235 if (!save_certs(signerfile, signers))
1238 "Error writing signers to %s\n",
1243 sk_X509_free(signers);
1246 receipt_request_print(bio_err, cms);
1249 else if (operation == SMIME_VERIFY_RECEIPT)
1251 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1252 BIO_printf(bio_err, "Verification successful\n");
1255 BIO_printf(bio_err, "Verification failure\n");
1264 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1266 else if (outformat == FORMAT_SMIME)
1269 BIO_printf(out, "To: %s\n", to);
1271 BIO_printf(out, "From: %s\n", from);
1273 BIO_printf(out, "Subject: %s\n", subject);
1274 if (operation == SMIME_RESIGN)
1275 ret = SMIME_write_CMS(out, cms, indata, flags);
1277 ret = SMIME_write_CMS(out, cms, in, flags);
1279 else if (outformat == FORMAT_PEM)
1280 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1281 else if (outformat == FORMAT_ASN1)
1282 ret = i2d_CMS_bio_stream(out,cms, in, flags);
1285 BIO_printf(bio_err, "Bad output format for CMS file\n");
1297 ERR_print_errors(bio_err);
1299 app_RAND_write_file(NULL, bio_err);
1300 sk_X509_pop_free(encerts, X509_free);
1301 sk_X509_pop_free(other, X509_free);
1303 X509_VERIFY_PARAM_free(vpm);
1305 sk_OPENSSL_STRING_free(sksigners);
1307 sk_OPENSSL_STRING_free(skkeys);
1309 OPENSSL_free(secret_key);
1311 OPENSSL_free(secret_keyid);
1313 OPENSSL_free(pwri_tmp);
1315 ASN1_OBJECT_free(econtent_type);
1317 CMS_ReceiptRequest_free(rr);
1319 sk_OPENSSL_STRING_free(rr_to);
1321 sk_OPENSSL_STRING_free(rr_from);
1322 for(key_param = key_first; key_param;)
1324 cms_key_param *tparam;
1325 sk_OPENSSL_STRING_free(key_param->param);
1326 tparam = key_param->next;
1327 OPENSSL_free(key_param);
1330 X509_STORE_free(store);
1335 CMS_ContentInfo_free(cms);
1336 CMS_ContentInfo_free(rcms);
1341 if (passin) OPENSSL_free(passin);
1345 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1351 tmp = BIO_new_file(signerfile, "w");
1353 for(i = 0; i < sk_X509_num(signers); i++)
1354 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1360 /* Minimal callback just to output policy info (if any) */
1362 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1366 error = X509_STORE_CTX_get_error(ctx);
1370 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1371 && ((error != X509_V_OK) || (ok != 2)))
1374 policies_print(NULL, ctx);
1380 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1382 STACK_OF(GENERAL_NAME) *gens;
1385 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++)
1387 gens = sk_GENERAL_NAMES_value(gns, i);
1388 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++)
1390 gen = sk_GENERAL_NAME_value(gens, j);
1392 GENERAL_NAME_print(out, gen);
1393 BIO_puts(out, "\n");
1399 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1401 STACK_OF(CMS_SignerInfo) *sis;
1403 CMS_ReceiptRequest *rr;
1405 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1408 sis = CMS_get0_SignerInfos(cms);
1409 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++)
1411 si = sk_CMS_SignerInfo_value(sis, i);
1412 rv = CMS_get1_ReceiptRequest(si, &rr);
1413 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1415 BIO_puts(bio_err, " No Receipt Request\n");
1418 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1419 ERR_print_errors(bio_err);
1425 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1427 BIO_puts(out, " Signed Content ID:\n");
1428 idlen = ASN1_STRING_length(scid);
1429 id = (char *)ASN1_STRING_data(scid);
1430 BIO_dump_indent(out, id, idlen, 4);
1431 BIO_puts(out, " Receipts From");
1434 BIO_puts(out, " List:\n");
1435 gnames_stack_print(out, rlist);
1437 else if (allorfirst == 1)
1438 BIO_puts(out, ": First Tier\n");
1439 else if (allorfirst == 0)
1440 BIO_puts(out, ": All\n");
1442 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1443 BIO_puts(out, " Receipts To:\n");
1444 gnames_stack_print(out, rto);
1447 CMS_ReceiptRequest_free(rr);
1451 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
1454 STACK_OF(GENERAL_NAMES) *ret;
1455 GENERAL_NAMES *gens = NULL;
1456 GENERAL_NAME *gen = NULL;
1457 ret = sk_GENERAL_NAMES_new_null();
1460 for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++)
1462 char *str = sk_OPENSSL_STRING_value(ns, i);
1463 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1466 gens = GENERAL_NAMES_new();
1469 if (!sk_GENERAL_NAME_push(gens, gen))
1472 if (!sk_GENERAL_NAMES_push(ret, gens))
1481 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1483 GENERAL_NAMES_free(gens);
1485 GENERAL_NAME_free(gen);
1490 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING) *rr_to,
1492 STACK_OF(OPENSSL_STRING) *rr_from)
1494 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1495 CMS_ReceiptRequest *rr;
1496 rct_to = make_names_stack(rr_to);
1501 rct_from = make_names_stack(rr_from);
1507 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
1514 static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1515 STACK_OF(OPENSSL_STRING) *param)
1519 if (sk_OPENSSL_STRING_num(param) <= 0)
1521 for (i = 0; i < sk_OPENSSL_STRING_num(param); i++)
1523 keyopt = sk_OPENSSL_STRING_value(param, i);
1524 if (pkey_ctrl_string(pctx, keyopt) <= 0)
1526 BIO_printf(bio_err, "parameter error \"%s\"\n",
1528 ERR_print_errors(bio_err);