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(STRING) *rr_to,
76 STACK_OF(STRING) *rr_from);
80 #define SMIME_SIGNERS 0x40
81 #define SMIME_ENCRYPT (1 | SMIME_OP)
82 #define SMIME_DECRYPT (2 | SMIME_IP)
83 #define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
84 #define SMIME_VERIFY (4 | SMIME_IP)
85 #define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
86 #define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
87 #define SMIME_DATAOUT (7 | SMIME_IP)
88 #define SMIME_DATA_CREATE (8 | SMIME_OP)
89 #define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
90 #define SMIME_DIGEST_CREATE (10 | SMIME_OP)
91 #define SMIME_UNCOMPRESS (11 | SMIME_IP)
92 #define SMIME_COMPRESS (12 | SMIME_OP)
93 #define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
94 #define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
95 #define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
96 #define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
98 int MAIN(int, char **);
100 int MAIN(int argc, char **argv)
106 const char *inmode = "r", *outmode = "w";
107 char *infile = NULL, *outfile = NULL, *rctfile = NULL;
108 char *signerfile = NULL, *recipfile = NULL;
109 STACK_OF(STRING) *sksigners = NULL, *skkeys = NULL;
110 char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
111 char *certsoutfile = NULL;
112 const EVP_CIPHER *cipher = NULL;
113 CMS_ContentInfo *cms = NULL, *rcms = NULL;
114 X509_STORE *store = NULL;
115 X509 *cert = NULL, *recip = NULL, *signer = NULL;
116 EVP_PKEY *key = NULL;
117 STACK_OF(X509) *encerts = NULL, *other = NULL;
118 BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
120 int flags = CMS_DETACHED, noout = 0, print = 0;
121 int rr_print = 0, rr_allorfirst = -1;
122 STACK_OF(STRING) *rr_to = NULL, *rr_from = NULL;
123 CMS_ReceiptRequest *rr = NULL;
124 char *to = NULL, *from = NULL, *subject = NULL;
125 char *CAfile = NULL, *CApath = NULL;
126 char *passargin = NULL, *passin = NULL;
129 const EVP_MD *sign_md = NULL;
130 int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
131 int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
132 #ifndef OPENSSL_NO_ENGINE
135 unsigned char *secret_key = NULL, *secret_keyid = NULL;
136 size_t secret_keylen = 0, secret_keyidlen = 0;
138 ASN1_OBJECT *econtent_type = NULL;
140 X509_VERIFY_PARAM *vpm = NULL;
149 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
150 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
153 if (!load_config(bio_err, NULL))
156 while (!badarg && *args && *args[0] == '-')
158 if (!strcmp (*args, "-encrypt"))
159 operation = SMIME_ENCRYPT;
160 else if (!strcmp (*args, "-decrypt"))
161 operation = SMIME_DECRYPT;
162 else if (!strcmp (*args, "-sign"))
163 operation = SMIME_SIGN;
164 else if (!strcmp (*args, "-sign_receipt"))
165 operation = SMIME_SIGN_RECEIPT;
166 else if (!strcmp (*args, "-resign"))
167 operation = SMIME_RESIGN;
168 else if (!strcmp (*args, "-verify"))
169 operation = SMIME_VERIFY;
170 else if (!strcmp(*args,"-verify_receipt"))
172 operation = SMIME_VERIFY_RECEIPT;
178 else if (!strcmp (*args, "-cmsout"))
179 operation = SMIME_CMSOUT;
180 else if (!strcmp (*args, "-data_out"))
181 operation = SMIME_DATAOUT;
182 else if (!strcmp (*args, "-data_create"))
183 operation = SMIME_DATA_CREATE;
184 else if (!strcmp (*args, "-digest_verify"))
185 operation = SMIME_DIGEST_VERIFY;
186 else if (!strcmp (*args, "-digest_create"))
187 operation = SMIME_DIGEST_CREATE;
188 else if (!strcmp (*args, "-compress"))
189 operation = SMIME_COMPRESS;
190 else if (!strcmp (*args, "-uncompress"))
191 operation = SMIME_UNCOMPRESS;
192 else if (!strcmp (*args, "-EncryptedData_decrypt"))
193 operation = SMIME_ENCRYPTED_DECRYPT;
194 else if (!strcmp (*args, "-EncryptedData_encrypt"))
195 operation = SMIME_ENCRYPTED_ENCRYPT;
196 #ifndef OPENSSL_NO_DES
197 else if (!strcmp (*args, "-des3"))
198 cipher = EVP_des_ede3_cbc();
199 else if (!strcmp (*args, "-des"))
200 cipher = EVP_des_cbc();
202 #ifndef OPENSSL_NO_SEED
203 else if (!strcmp (*args, "-seed"))
204 cipher = EVP_seed_cbc();
206 #ifndef OPENSSL_NO_RC2
207 else if (!strcmp (*args, "-rc2-40"))
208 cipher = EVP_rc2_40_cbc();
209 else if (!strcmp (*args, "-rc2-128"))
210 cipher = EVP_rc2_cbc();
211 else if (!strcmp (*args, "-rc2-64"))
212 cipher = EVP_rc2_64_cbc();
214 #ifndef OPENSSL_NO_AES
215 else if (!strcmp(*args,"-aes128"))
216 cipher = EVP_aes_128_cbc();
217 else if (!strcmp(*args,"-aes192"))
218 cipher = EVP_aes_192_cbc();
219 else if (!strcmp(*args,"-aes256"))
220 cipher = EVP_aes_256_cbc();
222 #ifndef OPENSSL_NO_CAMELLIA
223 else if (!strcmp(*args,"-camellia128"))
224 cipher = EVP_camellia_128_cbc();
225 else if (!strcmp(*args,"-camellia192"))
226 cipher = EVP_camellia_192_cbc();
227 else if (!strcmp(*args,"-camellia256"))
228 cipher = EVP_camellia_256_cbc();
230 else if (!strcmp (*args, "-text"))
232 else if (!strcmp (*args, "-nointern"))
233 flags |= CMS_NOINTERN;
234 else if (!strcmp (*args, "-noverify")
235 || !strcmp (*args, "-no_signer_cert_verify"))
236 flags |= CMS_NO_SIGNER_CERT_VERIFY;
237 else if (!strcmp (*args, "-nocerts"))
238 flags |= CMS_NOCERTS;
239 else if (!strcmp (*args, "-noattr"))
241 else if (!strcmp (*args, "-nodetach"))
242 flags &= ~CMS_DETACHED;
243 else if (!strcmp (*args, "-nosmimecap"))
244 flags |= CMS_NOSMIMECAP;
245 else if (!strcmp (*args, "-binary"))
247 else if (!strcmp (*args, "-keyid"))
248 flags |= CMS_USE_KEYID;
249 else if (!strcmp (*args, "-nosigs"))
251 else if (!strcmp (*args, "-no_content_verify"))
252 flags |= CMS_NO_CONTENT_VERIFY;
253 else if (!strcmp (*args, "-no_attr_verify"))
254 flags |= CMS_NO_ATTR_VERIFY;
255 else if (!strcmp (*args, "-stream"))
257 else if (!strcmp (*args, "-indef"))
259 else if (!strcmp (*args, "-noindef"))
260 flags &= ~CMS_STREAM;
261 else if (!strcmp (*args, "-nooldmime"))
262 flags |= CMS_NOOLDMIMETYPE;
263 else if (!strcmp (*args, "-crlfeol"))
264 flags |= CMS_CRLFEOL;
265 else if (!strcmp (*args, "-noout"))
267 else if (!strcmp (*args, "-receipt_request_print"))
269 else if (!strcmp (*args, "-receipt_request_all"))
271 else if (!strcmp (*args, "-receipt_request_first"))
273 else if (!strcmp(*args,"-receipt_request_from"))
279 rr_from = sk_STRING_new_null();
280 sk_STRING_push(rr_from, *args);
282 else if (!strcmp(*args,"-receipt_request_to"))
288 rr_to = sk_STRING_new_null();
289 sk_STRING_push(rr_to, *args);
291 else if (!strcmp (*args, "-print"))
296 else if (!strcmp(*args,"-secretkey"))
302 secret_key = string_to_hex(*args, <mp);
305 BIO_printf(bio_err, "Invalid key %s\n", *args);
308 secret_keylen = (size_t)ltmp;
310 else if (!strcmp(*args,"-secretkeyid"))
316 secret_keyid = string_to_hex(*args, <mp);
319 BIO_printf(bio_err, "Invalid id %s\n", *args);
322 secret_keyidlen = (size_t)ltmp;
324 else if (!strcmp(*args,"-econtent_type"))
329 econtent_type = OBJ_txt2obj(*args, 0);
332 BIO_printf(bio_err, "Invalid OID %s\n", *args);
336 else if (!strcmp(*args,"-rand"))
344 #ifndef OPENSSL_NO_ENGINE
345 else if (!strcmp(*args,"-engine"))
352 else if (!strcmp(*args,"-passin"))
358 else if (!strcmp (*args, "-to"))
364 else if (!strcmp (*args, "-from"))
370 else if (!strcmp (*args, "-subject"))
376 else if (!strcmp (*args, "-signer"))
380 /* If previous -signer argument add signer to list */
385 sksigners = sk_STRING_new_null();
386 sk_STRING_push(sksigners, signerfile);
388 keyfile = signerfile;
390 skkeys = sk_STRING_new_null();
391 sk_STRING_push(skkeys, keyfile);
394 signerfile = *++args;
396 else if (!strcmp (*args, "-recip"))
402 else if (!strcmp (*args, "-certsout"))
406 certsoutfile = *++args;
408 else if (!strcmp (*args, "-md"))
412 sign_md = EVP_get_digestbyname(*++args);
415 BIO_printf(bio_err, "Unknown digest %s\n",
420 else if (!strcmp (*args, "-inkey"))
424 /* If previous -inkey arument add signer to list */
429 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
433 sksigners = sk_STRING_new_null();
434 sk_STRING_push(sksigners, signerfile);
437 skkeys = sk_STRING_new_null();
438 sk_STRING_push(skkeys, keyfile);
442 else if (!strcmp (*args, "-keyform"))
446 keyform = str2fmt(*++args);
448 else if (!strcmp (*args, "-rctform"))
452 rctformat = str2fmt(*++args);
454 else if (!strcmp (*args, "-certfile"))
460 else if (!strcmp (*args, "-CAfile"))
466 else if (!strcmp (*args, "-CApath"))
472 else if (!strcmp (*args, "-in"))
478 else if (!strcmp (*args, "-inform"))
482 informat = str2fmt(*++args);
484 else if (!strcmp (*args, "-outform"))
488 outformat = str2fmt(*++args);
490 else if (!strcmp (*args, "-out"))
496 else if (!strcmp (*args, "-content"))
502 else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
504 else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
509 if (((rr_allorfirst != -1) || rr_from) && !rr_to)
511 BIO_puts(bio_err, "No Signed Receipts Recipients\n");
515 if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from))
517 BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
520 if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
522 BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
526 if (operation & SMIME_SIGNERS)
528 if (keyfile && !signerfile)
530 BIO_puts(bio_err, "Illegal -inkey without -signer\n");
533 /* Check to see if any final signer needs to be appended */
537 sksigners = sk_STRING_new_null();
538 sk_STRING_push(sksigners, signerfile);
540 skkeys = sk_STRING_new_null();
542 keyfile = signerfile;
543 sk_STRING_push(skkeys, keyfile);
547 BIO_printf(bio_err, "No signer certificate specified\n");
555 else if (operation == SMIME_DECRYPT)
557 if (!recipfile && !keyfile && !secret_key)
559 BIO_printf(bio_err, "No recipient certificate or key specified\n");
563 else if (operation == SMIME_ENCRYPT)
565 if (!*args && !secret_key)
567 BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
578 BIO_printf (bio_err, "Usage cms [options] cert.pem ...\n");
579 BIO_printf (bio_err, "where options are\n");
580 BIO_printf (bio_err, "-encrypt encrypt message\n");
581 BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
582 BIO_printf (bio_err, "-sign sign message\n");
583 BIO_printf (bio_err, "-verify verify signed message\n");
584 BIO_printf (bio_err, "-cmsout output CMS structure\n");
585 #ifndef OPENSSL_NO_DES
586 BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
587 BIO_printf (bio_err, "-des encrypt with DES\n");
589 #ifndef OPENSSL_NO_SEED
590 BIO_printf (bio_err, "-seed encrypt with SEED\n");
592 #ifndef OPENSSL_NO_RC2
593 BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
594 BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
595 BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
597 #ifndef OPENSSL_NO_AES
598 BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
599 BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
601 #ifndef OPENSSL_NO_CAMELLIA
602 BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
603 BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
605 BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
606 BIO_printf (bio_err, "-nosigs don't verify message signature\n");
607 BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
608 BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
609 BIO_printf (bio_err, "-nodetach use opaque signing\n");
610 BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
611 BIO_printf (bio_err, "-binary don't translate message to text\n");
612 BIO_printf (bio_err, "-certfile file other certificates file\n");
613 BIO_printf (bio_err, "-certsout file certificate output file\n");
614 BIO_printf (bio_err, "-signer file signer certificate file\n");
615 BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
616 BIO_printf (bio_err, "-skeyid use subject key identifier\n");
617 BIO_printf (bio_err, "-in file input file\n");
618 BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
619 BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
620 BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
621 BIO_printf (bio_err, "-out file output file\n");
622 BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
623 BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
624 BIO_printf (bio_err, "-to addr to address\n");
625 BIO_printf (bio_err, "-from ad from address\n");
626 BIO_printf (bio_err, "-subject s subject\n");
627 BIO_printf (bio_err, "-text include or delete text MIME headers\n");
628 BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
629 BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
630 BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
631 BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
632 #ifndef OPENSSL_NO_ENGINE
633 BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
635 BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
636 BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
637 BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
638 BIO_printf(bio_err, " the random number generator\n");
639 BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
643 #ifndef OPENSSL_NO_ENGINE
644 e = setup_engine(bio_err, engine, 0);
647 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
649 BIO_printf(bio_err, "Error getting password\n");
655 app_RAND_load_file(NULL, bio_err, (inrand != NULL));
657 BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
658 app_RAND_load_files(inrand));
663 if (!(operation & SMIME_SIGNERS))
664 flags &= ~CMS_DETACHED;
666 if (operation & SMIME_OP)
668 if (outformat == FORMAT_ASN1)
673 if (flags & CMS_BINARY)
677 if (operation & SMIME_IP)
679 if (informat == FORMAT_ASN1)
684 if (flags & CMS_BINARY)
688 if (operation == SMIME_ENCRYPT)
692 #ifndef OPENSSL_NO_DES
693 cipher = EVP_des_ede3_cbc();
695 BIO_printf(bio_err, "No cipher selected\n");
700 if (secret_key && !secret_keyid)
702 BIO_printf(bio_err, "No sectre key id\n");
707 encerts = sk_X509_new_null();
710 if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
711 NULL, e, "recipient certificate file")))
713 sk_X509_push(encerts, cert);
721 if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
722 e, "certificate file")))
724 ERR_print_errors(bio_err);
729 if (recipfile && (operation == SMIME_DECRYPT))
731 if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
732 e, "recipient certificate file")))
734 ERR_print_errors(bio_err);
739 if (operation == SMIME_SIGN_RECEIPT)
741 if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM,NULL,
742 e, "receipt signer certificate file")))
744 ERR_print_errors(bio_err);
749 if (operation == SMIME_DECRYPT)
754 else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT))
757 keyfile = signerfile;
763 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
771 if (!(in = BIO_new_file(infile, inmode)))
774 "Can't open input file %s\n", infile);
779 in = BIO_new_fp(stdin, BIO_NOCLOSE);
781 if (operation & SMIME_IP)
783 if (informat == FORMAT_SMIME)
784 cms = SMIME_read_CMS(in, &indata);
785 else if (informat == FORMAT_PEM)
786 cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
787 else if (informat == FORMAT_ASN1)
788 cms = d2i_CMS_bio(in, NULL);
791 BIO_printf(bio_err, "Bad input format for CMS file\n");
797 BIO_printf(bio_err, "Error reading S/MIME message\n");
803 if (!(indata = BIO_new_file(contfile, "rb")))
805 BIO_printf(bio_err, "Can't read content file %s\n", contfile);
811 STACK_OF(X509) *allcerts;
812 allcerts = CMS_get1_certs(cms);
813 if (!save_certs(certsoutfile, allcerts))
816 "Error writing certs to %s\n",
821 sk_X509_pop_free(allcerts, X509_free);
827 char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
828 if (!(rctin = BIO_new_file(rctfile, rctmode)))
831 "Can't open receipt file %s\n", rctfile);
835 if (rctformat == FORMAT_SMIME)
836 rcms = SMIME_read_CMS(rctin, NULL);
837 else if (rctformat == FORMAT_PEM)
838 rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
839 else if (rctformat == FORMAT_ASN1)
840 rcms = d2i_CMS_bio(rctin, NULL);
843 BIO_printf(bio_err, "Bad input format for receipt\n");
849 BIO_printf(bio_err, "Error reading receipt\n");
856 if (!(out = BIO_new_file(outfile, outmode)))
859 "Can't open output file %s\n", outfile);
865 out = BIO_new_fp(stdout, BIO_NOCLOSE);
866 #ifdef OPENSSL_SYS_VMS
868 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
869 out = BIO_push(tmpbio, out);
874 if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT))
876 if (!(store = setup_verify(bio_err, CAfile, CApath)))
878 X509_STORE_set_verify_cb_func(store, cms_cb);
880 X509_STORE_set1_param(store, vpm);
886 if (operation == SMIME_DATA_CREATE)
888 cms = CMS_data_create(in, flags);
890 else if (operation == SMIME_DIGEST_CREATE)
892 cms = CMS_digest_create(in, sign_md, flags);
894 else if (operation == SMIME_COMPRESS)
896 cms = CMS_compress(in, -1, flags);
898 else if (operation == SMIME_ENCRYPT)
900 flags |= CMS_PARTIAL;
901 cms = CMS_encrypt(encerts, in, cipher, flags);
906 if (!CMS_add0_recipient_key(cms, NID_undef,
907 secret_key, secret_keylen,
908 secret_keyid, secret_keyidlen,
911 /* NULL these because call absorbs them */
915 if (!(flags & CMS_STREAM))
917 if (!CMS_final(cms, in, NULL, flags))
921 else if (operation == SMIME_ENCRYPTED_ENCRYPT)
923 cms = CMS_EncryptedData_encrypt(in, cipher,
924 secret_key, secret_keylen,
928 else if (operation == SMIME_SIGN_RECEIPT)
930 CMS_ContentInfo *srcms = NULL;
931 STACK_OF(CMS_SignerInfo) *sis;
933 sis = CMS_get0_SignerInfos(cms);
936 si = sk_CMS_SignerInfo_value(sis, 0);
937 srcms = CMS_sign_receipt(si, signer, key, other, flags);
940 CMS_ContentInfo_free(cms);
943 else if (operation & SMIME_SIGNERS)
946 /* If detached data content we enable streaming if
947 * S/MIME output format.
949 if (operation == SMIME_SIGN)
952 if (flags & CMS_DETACHED)
954 if (outformat == FORMAT_SMIME)
957 flags |= CMS_PARTIAL;
958 cms = CMS_sign(NULL, NULL, other, in, flags);
962 CMS_set1_eContentType(cms, econtent_type);
966 rr = make_receipt_request(rr_to, rr_allorfirst,
971 "Signed Receipt Request Creation Error\n");
977 flags |= CMS_REUSE_DIGEST;
978 for (i = 0; i < sk_STRING_num(sksigners); i++)
981 signerfile = sk_STRING_value(sksigners, i);
982 keyfile = sk_STRING_value(skkeys, i);
983 signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
984 e, "signer certificate");
987 key = load_key(bio_err, keyfile, keyform, 0, passin, e,
991 si = CMS_add1_signer(cms, signer, key, sign_md, flags);
994 if (rr && !CMS_add1_ReceiptRequest(si, rr))
1001 /* If not streaming or resigning finalize structure */
1002 if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
1004 if (!CMS_final(cms, in, NULL, flags))
1011 BIO_printf(bio_err, "Error creating CMS structure\n");
1016 if (operation == SMIME_DECRYPT)
1021 if (!CMS_decrypt_set1_key(cms,
1022 secret_key, secret_keylen,
1023 secret_keyid, secret_keyidlen))
1026 "Error decrypting CMS using secret key\n");
1033 if (!CMS_decrypt_set1_pkey(cms, key, recip))
1036 "Error decrypting CMS using private key\n");
1041 if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags))
1043 BIO_printf(bio_err, "Error decrypting CMS structure\n");
1047 else if (operation == SMIME_DATAOUT)
1049 if (!CMS_data(cms, out, flags))
1052 else if (operation == SMIME_UNCOMPRESS)
1054 if (!CMS_uncompress(cms, indata, out, flags))
1057 else if (operation == SMIME_DIGEST_VERIFY)
1059 if (CMS_digest_verify(cms, indata, out, flags) > 0)
1060 BIO_printf(bio_err, "Verification successful\n");
1063 BIO_printf(bio_err, "Verification failure\n");
1067 else if (operation == SMIME_ENCRYPTED_DECRYPT)
1069 if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1070 indata, out, flags))
1073 else if (operation == SMIME_VERIFY)
1075 if (CMS_verify(cms, other, store, indata, out, flags) > 0)
1076 BIO_printf(bio_err, "Verification successful\n");
1079 BIO_printf(bio_err, "Verification failure\n");
1084 STACK_OF(X509) *signers;
1085 signers = CMS_get0_signers(cms);
1086 if (!save_certs(signerfile, signers))
1089 "Error writing signers to %s\n",
1094 sk_X509_free(signers);
1097 receipt_request_print(bio_err, cms);
1100 else if (operation == SMIME_VERIFY_RECEIPT)
1102 if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
1103 BIO_printf(bio_err, "Verification successful\n");
1106 BIO_printf(bio_err, "Verification failure\n");
1115 CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
1117 else if (outformat == FORMAT_SMIME)
1120 BIO_printf(out, "To: %s\n", to);
1122 BIO_printf(out, "From: %s\n", from);
1124 BIO_printf(out, "Subject: %s\n", subject);
1125 if (operation == SMIME_RESIGN)
1126 ret = SMIME_write_CMS(out, cms, indata, flags);
1128 ret = SMIME_write_CMS(out, cms, in, flags);
1130 else if (outformat == FORMAT_PEM)
1131 ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1132 else if (outformat == FORMAT_ASN1)
1133 ret = i2d_CMS_bio_stream(out,cms, in, flags);
1136 BIO_printf(bio_err, "Bad output format for CMS file\n");
1148 ERR_print_errors(bio_err);
1150 app_RAND_write_file(NULL, bio_err);
1151 sk_X509_pop_free(encerts, X509_free);
1152 sk_X509_pop_free(other, X509_free);
1154 X509_VERIFY_PARAM_free(vpm);
1156 sk_STRING_free(sksigners);
1158 sk_STRING_free(skkeys);
1160 OPENSSL_free(secret_key);
1162 OPENSSL_free(secret_keyid);
1164 ASN1_OBJECT_free(econtent_type);
1166 CMS_ReceiptRequest_free(rr);
1168 sk_STRING_free(rr_to);
1170 sk_STRING_free(rr_from);
1171 X509_STORE_free(store);
1176 CMS_ContentInfo_free(cms);
1177 CMS_ContentInfo_free(rcms);
1182 if (passin) OPENSSL_free(passin);
1186 static int save_certs(char *signerfile, STACK_OF(X509) *signers)
1192 tmp = BIO_new_file(signerfile, "w");
1194 for(i = 0; i < sk_X509_num(signers); i++)
1195 PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1201 /* Minimal callback just to output policy info (if any) */
1203 static int cms_cb(int ok, X509_STORE_CTX *ctx)
1207 error = X509_STORE_CTX_get_error(ctx);
1209 if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1210 && ((error != X509_V_OK) || (ok != 2)))
1213 policies_print(NULL, ctx);
1219 static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
1221 STACK_OF(GENERAL_NAME) *gens;
1224 for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++)
1226 gens = sk_GENERAL_NAMES_value(gns, i);
1227 for (j = 0; j < sk_GENERAL_NAME_num(gens); j++)
1229 gen = sk_GENERAL_NAME_value(gens, j);
1231 GENERAL_NAME_print(out, gen);
1232 BIO_puts(out, "\n");
1238 static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
1240 STACK_OF(CMS_SignerInfo) *sis;
1242 CMS_ReceiptRequest *rr;
1244 STACK_OF(GENERAL_NAMES) *rto, *rlist;
1247 sis = CMS_get0_SignerInfos(cms);
1248 for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++)
1250 si = sk_CMS_SignerInfo_value(sis, i);
1251 rv = CMS_get1_ReceiptRequest(si, &rr);
1252 BIO_printf(bio_err, "Signer %d:\n", i + 1);
1254 BIO_puts(bio_err, " No Receipt Request\n");
1257 BIO_puts(bio_err, " Receipt Request Parse Error\n");
1258 ERR_print_errors(bio_err);
1264 CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1266 BIO_puts(out, " Signed Content ID:\n");
1267 idlen = ASN1_STRING_length(scid);
1268 id = (char *)ASN1_STRING_data(scid);
1269 BIO_dump_indent(out, id, idlen, 4);
1270 BIO_puts(out, " Receipts From");
1273 BIO_puts(out, " List:\n");
1274 gnames_stack_print(out, rlist);
1276 else if (allorfirst == 1)
1277 BIO_puts(out, ": First Tier\n");
1278 else if (allorfirst == 0)
1279 BIO_puts(out, ": All\n");
1281 BIO_printf(out, " Unknown (%d)\n", allorfirst);
1282 BIO_puts(out, " Receipts To:\n");
1283 gnames_stack_print(out, rto);
1286 CMS_ReceiptRequest_free(rr);
1290 static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(STRING) *ns)
1293 STACK_OF(GENERAL_NAMES) *ret;
1294 GENERAL_NAMES *gens = NULL;
1295 GENERAL_NAME *gen = NULL;
1296 ret = sk_GENERAL_NAMES_new_null();
1299 for (i = 0; i < sk_STRING_num(ns); i++)
1301 char *str = sk_STRING_value(ns, i);
1302 gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1305 gens = GENERAL_NAMES_new();
1308 if (!sk_GENERAL_NAME_push(gens, gen))
1311 if (!sk_GENERAL_NAMES_push(ret, gens))
1320 sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1322 GENERAL_NAMES_free(gens);
1324 GENERAL_NAME_free(gen);
1329 static CMS_ReceiptRequest *make_receipt_request(STACK_OF(STRING) *rr_to,
1331 STACK_OF(STRING) *rr_from)
1333 STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
1334 CMS_ReceiptRequest *rr;
1335 rct_to = make_names_stack(rr_to);
1340 rct_from = make_names_stack(rr_from);
1346 rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,