cms.c@ 109302

Last change on this file since 109302 was 109052, checked in by vboxsync, 4 weeks ago
openssl-3.4.1: Applied our changes, regenerated files, added missing files and functions. This time with a three way merge. bugref:10890
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 52.1 KB

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1	/*
2	* Copyright 2008-2025 The OpenSSL Project Authors. All Rights Reserved.
3	*
4	* Licensed under the Apache License 2.0 (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	/* CMS utility function */
11
12	#include <stdio.h>
13	#include <string.h>
14	#include "apps.h"
15	#include "progs.h"
16
17	#include <openssl/crypto.h>
18	#include <openssl/pem.h>
19	#include <openssl/err.h>
20	#include <openssl/x509_vfy.h>
21	#include <openssl/x509v3.h>
22	#include <openssl/cms.h>
23
24	static int save_certs(char signerfile, STACK_OF(X509) signers);
25	static int cms_cb(int ok, X509_STORE_CTX *ctx);
26	static void receipt_request_print(CMS_ContentInfo *cms);
27	static CMS_ReceiptRequest
28	make_receipt_request(STACK_OF(OPENSSL_STRING) rr_to, int rr_allorfirst,
29	STACK_OF(OPENSSL_STRING) *rr_from);
30	static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
31	STACK_OF(OPENSSL_STRING) *param);
32
33	#define SMIME_OP 0x100
34	#define SMIME_IP 0x200
35	#define SMIME_SIGNERS 0x400
36	#define SMIME_ENCRYPT (1 \| SMIME_OP)
37	#define SMIME_DECRYPT (2 \| SMIME_IP)
38	#define SMIME_SIGN (3 \| SMIME_OP \| SMIME_SIGNERS)
39	#define SMIME_VERIFY (4 \| SMIME_IP)
40	#define SMIME_RESIGN (5 \| SMIME_IP \| SMIME_OP \| SMIME_SIGNERS)
41	#define SMIME_SIGN_RECEIPT (6 \| SMIME_IP \| SMIME_OP)
42	#define SMIME_VERIFY_RECEIPT (7 \| SMIME_IP)
43	#define SMIME_DIGEST_CREATE (8 \| SMIME_OP)
44	#define SMIME_DIGEST_VERIFY (9 \| SMIME_IP)
45	#define SMIME_COMPRESS (10 \| SMIME_OP)
46	#define SMIME_UNCOMPRESS (11 \| SMIME_IP)
47	#define SMIME_ENCRYPTED_ENCRYPT (12 \| SMIME_OP)
48	#define SMIME_ENCRYPTED_DECRYPT (13 \| SMIME_IP)
49	#define SMIME_DATA_CREATE (14 \| SMIME_OP)
50	#define SMIME_DATA_OUT (15 \| SMIME_IP)
51	#define SMIME_CMSOUT (16 \| SMIME_IP \| SMIME_OP)
52
53	static int verify_err = 0;
54
55	typedef struct cms_key_param_st cms_key_param;
56
57	struct cms_key_param_st {
58	int idx;
59	STACK_OF(OPENSSL_STRING) *param;
60	cms_key_param *next;
61	};
62
63	typedef enum OPTION_choice {
64	OPT_COMMON,
65	OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_ENCRYPT,
66	OPT_DECRYPT, OPT_SIGN, OPT_CADES, OPT_SIGN_RECEIPT, OPT_RESIGN,
67	OPT_VERIFY, OPT_VERIFY_RETCODE, OPT_VERIFY_RECEIPT,
68	OPT_CMSOUT, OPT_DATA_OUT, OPT_DATA_CREATE, OPT_DIGEST_VERIFY,
69	OPT_DIGEST, OPT_DIGEST_CREATE, OPT_COMPRESS, OPT_UNCOMPRESS,
70	OPT_ED_DECRYPT, OPT_ED_ENCRYPT, OPT_DEBUG_DECRYPT, OPT_TEXT,
71	OPT_ASCIICRLF, OPT_NOINTERN, OPT_NOVERIFY, OPT_NOCERTS,
72	OPT_NOATTR, OPT_NODETACH, OPT_NOSMIMECAP, OPT_BINARY, OPT_KEYID,
73	OPT_NOSIGS, OPT_NO_CONTENT_VERIFY, OPT_NO_ATTR_VERIFY, OPT_INDEF,
74	OPT_NOINDEF, OPT_CRLFEOL, OPT_NOOUT, OPT_RR_PRINT,
75	OPT_RR_ALL, OPT_RR_FIRST, OPT_RCTFORM, OPT_CERTFILE, OPT_CAFILE,
76	OPT_CAPATH, OPT_CASTORE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_NOCASTORE,
77	OPT_CONTENT, OPT_PRINT, OPT_NAMEOPT,
78	OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
79	OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
80	OPT_CERTSOUT, OPT_MD, OPT_INKEY, OPT_KEYFORM, OPT_KEYOPT, OPT_RR_FROM,
81	OPT_RR_TO, OPT_AES128_WRAP, OPT_AES192_WRAP, OPT_AES256_WRAP,
82	OPT_3DES_WRAP, OPT_WRAP, OPT_ENGINE,
83	OPT_R_ENUM,
84	OPT_PROV_ENUM, OPT_CONFIG,
85	OPT_V_ENUM,
86	OPT_CIPHER,
87	OPT_ORIGINATOR
88	} OPTION_CHOICE;
89
90	const OPTIONS cms_options[] = {
91	{OPT_HELP_STR, 1, '-', "Usage: %s [options] [cert...]\n"},
92	{"help", OPT_HELP, '-', "Display this summary"},
93
94	OPT_SECTION("General"),
95	{"in", OPT_IN, '<', "Input file"},
96	{"out", OPT_OUT, '>', "Output file"},
97	OPT_CONFIG_OPTION,
98
99	OPT_SECTION("Operation"),
100	{"encrypt", OPT_ENCRYPT, '-', "Encrypt message"},
101	{"decrypt", OPT_DECRYPT, '-', "Decrypt encrypted message"},
102	{"sign", OPT_SIGN, '-', "Sign message"},
103	{"verify", OPT_VERIFY, '-', "Verify signed message"},
104	{"resign", OPT_RESIGN, '-', "Resign a signed message"},
105	{"sign_receipt", OPT_SIGN_RECEIPT, '-',
106	"Generate a signed receipt for a message"},
107	{"verify_receipt", OPT_VERIFY_RECEIPT, '<',
108	"Verify receipts; exit if receipt signatures do not verify"},
109	{"digest", OPT_DIGEST, 's', "Sign a pre-computed digest in hex notation"},
110	{"digest_create", OPT_DIGEST_CREATE, '-',
111	"Create a CMS \"DigestedData\" object"},
112	{"digest_verify", OPT_DIGEST_VERIFY, '-',
113	"Verify a CMS \"DigestedData\" object and output it"},
114	{"compress", OPT_COMPRESS, '-', "Create a CMS \"CompressedData\" object"},
115	{"uncompress", OPT_UNCOMPRESS, '-',
116	"Uncompress a CMS \"CompressedData\" object"},
117	{"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-',
118	"Create CMS \"EncryptedData\" object using symmetric key"},
119	{"EncryptedData_decrypt", OPT_ED_DECRYPT, '-',
120	"Decrypt CMS \"EncryptedData\" object using symmetric key"},
121	{"data_create", OPT_DATA_CREATE, '-', "Create a CMS \"Data\" object"},
122	{"data_out", OPT_DATA_OUT, '-', "Copy CMS \"Data\" object to output"},
123	{"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
124
125	OPT_SECTION("File format"),
126	{"inform", OPT_INFORM, 'c', "Input format SMIME (default), PEM or DER"},
127	{"outform", OPT_OUTFORM, 'c',
128	"Output format SMIME (default), PEM or DER"},
129	{"rctform", OPT_RCTFORM, 'F', "Receipt file format"},
130	{"stream", OPT_INDEF, '-', "Enable CMS streaming"},
131	{"indef", OPT_INDEF, '-', "Same as -stream"},
132	{"noindef", OPT_NOINDEF, '-', "Disable CMS streaming"},
133	{"binary", OPT_BINARY, '-',
134	"Treat input as binary: do not translate to canonical form"},
135	{"crlfeol", OPT_CRLFEOL, '-',
136	"Use CRLF as EOL termination instead of LF only" },
137	{"asciicrlf", OPT_ASCIICRLF, '-',
138	"Perform CRLF canonicalisation when signing"},
139
140	OPT_SECTION("Keys and passwords"),
141	{"pwri_password", OPT_PWRI_PASSWORD, 's',
142	"Specific password for recipient"},
143	{"secretkey", OPT_SECRETKEY, 's',
144	"Use specified hex-encoded key to decrypt/encrypt recipients or content"},
145	{"secretkeyid", OPT_SECRETKEYID, 's',
146	"Identity of the -secretkey for CMS \"KEKRecipientInfo\" object"},
147	{"inkey", OPT_INKEY, 's',
148	"Input private key (if not signer or recipient)"},
149	{"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
150	{"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
151	{"keyform", OPT_KEYFORM, 'f',
152	"Input private key format (ENGINE, other values ignored)"},
153	#ifndef OPENSSL_NO_ENGINE
154	{"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
155	#endif
156	OPT_PROV_OPTIONS,
157	OPT_R_OPTIONS,
158
159	OPT_SECTION("Encryption and decryption"),
160	{"originator", OPT_ORIGINATOR, 's', "Originator certificate file"},
161	{"recip", OPT_RECIP, '<', "Recipient cert file"},
162	{"cert...", OPT_PARAM, '.',
163	"Recipient certs (optional; used only when encrypting)"},
164	{"", OPT_CIPHER, '-',
165	"The encryption algorithm to use (any supported cipher)"},
166	{"wrap", OPT_WRAP, 's',
167	"Key wrap algorithm to use when encrypting with key agreement"},
168	{"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
169	{"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
170	{"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
171	{"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
172	{"debug_decrypt", OPT_DEBUG_DECRYPT, '-',
173	"Disable MMA protection, return error if no recipient found (see doc)"},
174
175	OPT_SECTION("Signing"),
176	{"md", OPT_MD, 's', "Digest algorithm to use"},
177	{"signer", OPT_SIGNER, 's', "Signer certificate input file"},
178	{"certfile", OPT_CERTFILE, '<',
179	"Extra signer and intermediate CA certificates to include when signing"},
180	{OPT_MORE_STR, 0, 0,
181	"or to use as preferred signer certs and for chain building when verifying"},
182	{"cades", OPT_CADES, '-',
183	"Include signingCertificate attribute (CAdES-BES)"},
184	{"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
185	{"nocerts", OPT_NOCERTS, '-',
186	"Don't include signer's certificate when signing"},
187	{"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
188	{"nosmimecap", OPT_NOSMIMECAP, '-', "Omit the SMIMECapabilities attribute"},
189	{"receipt_request_all", OPT_RR_ALL, '-',
190	"When signing, create a receipt request for all recipients"},
191	{"receipt_request_first", OPT_RR_FIRST, '-',
192	"When signing, create a receipt request for first recipient"},
193	{"receipt_request_from", OPT_RR_FROM, 's',
194	"Create signed receipt request with specified email address"},
195	{"receipt_request_to", OPT_RR_TO, 's',
196	"Create signed receipt targeted to specified address"},
197
198	OPT_SECTION("Verification"),
199	{"signer", OPT_DUP, 's', "Signer certificate(s) output file"},
200	{"content", OPT_CONTENT, '<',
201	"Supply or override content for detached signature"},
202	{"no_content_verify", OPT_NO_CONTENT_VERIFY, '-',
203	"Do not verify signed content signatures"},
204	{"no_attr_verify", OPT_NO_ATTR_VERIFY, '-',
205	"Do not verify signed attribute signatures"},
206	{"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
207	{"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
208	{"nointern", OPT_NOINTERN, '-',
209	"Don't search certificates in message for signer"},
210	{"cades", OPT_DUP, '-', "Check signingCertificate (CAdES-BES)"},
211	{"verify_retcode", OPT_VERIFY_RETCODE, '-',
212	"Exit non-zero on verification failure"},
213	{"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
214	{"CApath", OPT_CAPATH, '/', "Trusted certificates directory"},
215	{"CAstore", OPT_CASTORE, ':', "Trusted certificates store URI"},
216	{"no-CAfile", OPT_NOCAFILE, '-',
217	"Do not load the default certificates file"},
218	{"no-CApath", OPT_NOCAPATH, '-',
219	"Do not load certificates from the default certificates directory"},
220	{"no-CAstore", OPT_NOCASTORE, '-',
221	"Do not load certificates from the default certificates store"},
222
223	OPT_SECTION("Output"),
224	{"keyid", OPT_KEYID, '-', "Use subject key identifier"},
225	{"econtent_type", OPT_ECONTENT_TYPE, 's', "OID for external content"},
226	{"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
227	{"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
228	{"to", OPT_TO, 's', "To address"},
229	{"from", OPT_FROM, 's', "From address"},
230	{"subject", OPT_SUBJECT, 's', "Subject"},
231
232	OPT_SECTION("Printing"),
233	{"noout", OPT_NOOUT, '-',
234	"For the -cmsout operation do not output the parsed CMS structure"},
235	{"print", OPT_PRINT, '-',
236	"For the -cmsout operation print out all fields of the CMS structure"},
237	{"nameopt", OPT_NAMEOPT, 's',
238	"For the -print option specifies various strings printing options"},
239	{"receipt_request_print", OPT_RR_PRINT, '-', "Print CMS Receipt Request" },
240
241	OPT_V_OPTIONS,
242	{NULL}
243	};
244
245	static CMS_ContentInfo load_content_info(int informat, BIO in, int flags,
246	BIO *indata, const char name)
247	{
248	CMS_ContentInfo ret, ci;
249
250	ret = CMS_ContentInfo_new_ex(app_get0_libctx(), app_get0_propq());
251	if (ret == NULL) {
252	BIO_printf(bio_err, "Error allocating CMS_contentinfo\n");
253	return NULL;
254	}
255	switch (informat) {
256	case FORMAT_SMIME:
257	ci = SMIME_read_CMS_ex(in, flags, indata, &ret);
258	break;
259	case FORMAT_PEM:
260	ci = PEM_read_bio_CMS(in, &ret, NULL, NULL);
261	break;
262	case FORMAT_ASN1:
263	ci = d2i_CMS_bio(in, &ret);
264	break;
265	default:
266	BIO_printf(bio_err, "Bad input format for %s\n", name);
267	goto err;
268	}
269	if (ci == NULL) {
270	BIO_printf(bio_err, "Error reading %s Content Info\n", name);
271	goto err;
272	}
273	return ret;
274	err:
275	CMS_ContentInfo_free(ret);
276	return NULL;
277	}
278
279	int cms_main(int argc, char **argv)
280	{
281	CONF *conf = NULL;
282	ASN1_OBJECT *econtent_type = NULL;
283	BIO in = NULL, out = NULL, indata = NULL, rctin = NULL;
284	CMS_ContentInfo cms = NULL, rcms = NULL;
285	CMS_ReceiptRequest *rr = NULL;
286	ENGINE *e = NULL;
287	EVP_PKEY *key = NULL;
288	EVP_CIPHER cipher = NULL, wrap_cipher = NULL;
289	EVP_MD *sign_md = NULL;
290	STACK_OF(OPENSSL_STRING) rr_to = NULL, rr_from = NULL;
291	STACK_OF(OPENSSL_STRING) sksigners = NULL, skkeys = NULL;
292	STACK_OF(X509) encerts = sk_X509_new_null(), other = NULL;
293	X509 cert = NULL, recip = NULL, signer = NULL, originator = NULL;
294	X509_STORE *store = NULL;
295	X509_VERIFY_PARAM *vpm = X509_VERIFY_PARAM_new();
296	char certfile = NULL, keyfile = NULL, *contfile = NULL;
297	const char CAfile = NULL, CApath = NULL, *CAstore = NULL;
298	char certsoutfile = NULL, digestname = NULL, *wrapname = NULL;
299	int noCAfile = 0, noCApath = 0, noCAstore = 0;
300	char *digesthex = NULL;
301	unsigned char *digestbin = NULL;
302	long digestlen = 0;
303	char infile = NULL, outfile = NULL, *rctfile = NULL;
304	char passinarg = NULL, passin = NULL, *signerfile = NULL;
305	char originatorfile = NULL, recipfile = NULL, *ciphername = NULL;
306	char to = NULL, from = NULL, subject = NULL, prog;
307	cms_key_param key_first = NULL, key_param = NULL;
308	int flags = CMS_DETACHED, binary_files = 0;
309	int noout = 0, print = 0, keyidx = -1, vpmtouched = 0;
310	int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
311	int operation = 0, ret = 1, rr_print = 0, rr_allorfirst = -1;
312	int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_UNDEF;
313	size_t secret_keylen = 0, secret_keyidlen = 0;
314	unsigned char pwri_pass = NULL, pwri_tmp = NULL;
315	unsigned char secret_key = NULL, secret_keyid = NULL;
316	long ltmp;
317	const char *mime_eol = "\n";
318	OPTION_CHOICE o;
319	OSSL_LIB_CTX *libctx = app_get0_libctx();
320
321	if (encerts == NULL \|\| vpm == NULL)
322	goto end;
323
324	opt_set_unknown_name("cipher");
325	prog = opt_init(argc, argv, cms_options);
326	while ((o = opt_next()) != OPT_EOF) {
327	switch (o) {
328	case OPT_EOF:
329	case OPT_ERR:
330	opthelp:
331	BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
332	goto end;
333	case OPT_HELP:
334	opt_help(cms_options);
335	ret = 0;
336	goto end;
337	case OPT_INFORM:
338	if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
339	goto opthelp;
340	break;
341	case OPT_OUTFORM:
342	if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
343	goto opthelp;
344	break;
345	case OPT_OUT:
346	outfile = opt_arg();
347	break;
348
349	case OPT_ENCRYPT:
350	operation = SMIME_ENCRYPT;
351	break;
352	case OPT_DECRYPT:
353	operation = SMIME_DECRYPT;
354	break;
355	case OPT_SIGN:
356	operation = SMIME_SIGN;
357	break;
358	case OPT_VERIFY:
359	operation = SMIME_VERIFY;
360	break;
361	case OPT_RESIGN:
362	operation = SMIME_RESIGN;
363	break;
364	case OPT_SIGN_RECEIPT:
365	operation = SMIME_SIGN_RECEIPT;
366	break;
367	case OPT_VERIFY_RECEIPT:
368	operation = SMIME_VERIFY_RECEIPT;
369	rctfile = opt_arg();
370	break;
371	case OPT_VERIFY_RETCODE:
372	verify_retcode = 1;
373	break;
374	case OPT_DIGEST_CREATE:
375	operation = SMIME_DIGEST_CREATE;
376	break;
377	case OPT_DIGEST:
378	digesthex = opt_arg();
379	break;
380	case OPT_DIGEST_VERIFY:
381	operation = SMIME_DIGEST_VERIFY;
382	break;
383	case OPT_COMPRESS:
384	operation = SMIME_COMPRESS;
385	break;
386	case OPT_UNCOMPRESS:
387	operation = SMIME_UNCOMPRESS;
388	break;
389	case OPT_ED_ENCRYPT:
390	operation = SMIME_ENCRYPTED_ENCRYPT;
391	break;
392	case OPT_ED_DECRYPT:
393	operation = SMIME_ENCRYPTED_DECRYPT;
394	break;
395	case OPT_DATA_CREATE:
396	operation = SMIME_DATA_CREATE;
397	break;
398	case OPT_DATA_OUT:
399	operation = SMIME_DATA_OUT;
400	break;
401	case OPT_CMSOUT:
402	operation = SMIME_CMSOUT;
403	break;
404
405	case OPT_DEBUG_DECRYPT:
406	flags \|= CMS_DEBUG_DECRYPT;
407	break;
408	case OPT_TEXT:
409	flags \|= CMS_TEXT;
410	break;
411	case OPT_ASCIICRLF:
412	flags \|= CMS_ASCIICRLF;
413	break;
414	case OPT_NOINTERN:
415	flags \|= CMS_NOINTERN;
416	break;
417	case OPT_NOVERIFY:
418	flags \|= CMS_NO_SIGNER_CERT_VERIFY;
419	break;
420	case OPT_NOCERTS:
421	flags \|= CMS_NOCERTS;
422	break;
423	case OPT_NOATTR:
424	flags \|= CMS_NOATTR;
425	break;
426	case OPT_NODETACH:
427	flags &= ~CMS_DETACHED;
428	break;
429	case OPT_NOSMIMECAP:
430	flags \|= CMS_NOSMIMECAP;
431	break;
432	case OPT_BINARY:
433	flags \|= CMS_BINARY;
434	break;
435	case OPT_CADES:
436	flags \|= CMS_CADES;
437	break;
438	case OPT_KEYID:
439	flags \|= CMS_USE_KEYID;
440	break;
441	case OPT_NOSIGS:
442	flags \|= CMS_NOSIGS;
443	break;
444	case OPT_NO_CONTENT_VERIFY:
445	flags \|= CMS_NO_CONTENT_VERIFY;
446	break;
447	case OPT_NO_ATTR_VERIFY:
448	flags \|= CMS_NO_ATTR_VERIFY;
449	break;
450	case OPT_INDEF:
451	flags \|= CMS_STREAM;
452	break;
453	case OPT_NOINDEF:
454	flags &= ~CMS_STREAM;
455	break;
456	case OPT_CRLFEOL:
457	mime_eol = "\r\n";
458	flags \|= CMS_CRLFEOL;
459	break;
460	case OPT_NOOUT:
461	noout = 1;
462	break;
463	case OPT_RR_PRINT:
464	rr_print = 1;
465	break;
466	case OPT_RR_ALL:
467	rr_allorfirst = 0;
468	break;
469	case OPT_RR_FIRST:
470	rr_allorfirst = 1;
471	break;
472	case OPT_RCTFORM:
473	if (!opt_format(opt_arg(),
474	OPT_FMT_PEMDER \| OPT_FMT_SMIME, &rctformat))
475	goto opthelp;
476	break;
477	case OPT_CERTFILE:
478	certfile = opt_arg();
479	break;
480	case OPT_CAFILE:
481	CAfile = opt_arg();
482	break;
483	case OPT_CAPATH:
484	CApath = opt_arg();
485	break;
486	case OPT_CASTORE:
487	CAstore = opt_arg();
488	break;
489	case OPT_NOCAFILE:
490	noCAfile = 1;
491	break;
492	case OPT_NOCAPATH:
493	noCApath = 1;
494	break;
495	case OPT_NOCASTORE:
496	noCAstore = 1;
497	break;
498	case OPT_IN:
499	infile = opt_arg();
500	break;
501	case OPT_CONTENT:
502	contfile = opt_arg();
503	break;
504	case OPT_RR_FROM:
505	if (rr_from == NULL
506	&& (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
507	goto end;
508	if (sk_OPENSSL_STRING_push(rr_from, opt_arg()) <= 0)
509	goto end;
510	break;
511	case OPT_RR_TO:
512	if (rr_to == NULL
513	&& (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
514	goto end;
515	if (sk_OPENSSL_STRING_push(rr_to, opt_arg()) <= 0)
516	goto end;
517	break;
518	case OPT_PRINT:
519	noout = print = 1;
520	break;
521	case OPT_NAMEOPT:
522	if (!set_nameopt(opt_arg()))
523	goto opthelp;
524	break;
525	case OPT_SECRETKEY:
526	if (secret_key != NULL) {
527	BIO_printf(bio_err, "Invalid key (supplied twice) %s\n",
528	opt_arg());
529	goto opthelp;
530	}
531	secret_key = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
532	if (secret_key == NULL) {
533	BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
534	goto end;
535	}
536	secret_keylen = (size_t)ltmp;
537	break;
538	case OPT_SECRETKEYID:
539	if (secret_keyid != NULL) {
540	BIO_printf(bio_err, "Invalid id (supplied twice) %s\n",
541	opt_arg());
542	goto opthelp;
543	}
544	secret_keyid = OPENSSL_hexstr2buf(opt_arg(), &ltmp);
545	if (secret_keyid == NULL) {
546	BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
547	goto opthelp;
548	}
549	secret_keyidlen = (size_t)ltmp;
550	break;
551	case OPT_PWRI_PASSWORD:
552	pwri_pass = (unsigned char *)opt_arg();
553	break;
554	case OPT_ECONTENT_TYPE:
555	if (econtent_type != NULL) {
556	BIO_printf(bio_err, "Invalid OID (supplied twice) %s\n",
557	opt_arg());
558	goto opthelp;
559	}
560	econtent_type = OBJ_txt2obj(opt_arg(), 0);
561	if (econtent_type == NULL) {
562	BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
563	goto opthelp;
564	}
565	break;
566	case OPT_ENGINE:
567	e = setup_engine(opt_arg(), 0);
568	break;
569	case OPT_PASSIN:
570	passinarg = opt_arg();
571	break;
572	case OPT_TO:
573	to = opt_arg();
574	break;
575	case OPT_FROM:
576	from = opt_arg();
577	break;
578	case OPT_SUBJECT:
579	subject = opt_arg();
580	break;
581	case OPT_CERTSOUT:
582	certsoutfile = opt_arg();
583	break;
584	case OPT_MD:
585	digestname = opt_arg();
586	break;
587	case OPT_SIGNER:
588	/* If previous -signer argument add signer to list */
589	if (signerfile != NULL) {
590	if (sksigners == NULL
591	&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
592	goto end;
593	if (sk_OPENSSL_STRING_push(sksigners, signerfile) <= 0)
594	goto end;
595	if (keyfile == NULL)
596	keyfile = signerfile;
597	if (skkeys == NULL
598	&& (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
599	goto end;
600	if (sk_OPENSSL_STRING_push(skkeys, keyfile) <= 0)
601	goto end;
602	keyfile = NULL;
603	}
604	signerfile = opt_arg();
605	break;
606	case OPT_ORIGINATOR:
607	originatorfile = opt_arg();
608	break;
609	case OPT_INKEY:
610	/* If previous -inkey argument add signer to list */
611	if (keyfile != NULL) {
612	if (signerfile == NULL) {
613	BIO_puts(bio_err, "Illegal -inkey without -signer\n");
614	goto end;
615	}
616	if (sksigners == NULL
617	&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
618	goto end;
619	if (sk_OPENSSL_STRING_push(sksigners, signerfile) <= 0)
620	goto end;
621	signerfile = NULL;
622	if (skkeys == NULL
623	&& (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
624	goto end;
625	if (sk_OPENSSL_STRING_push(skkeys, keyfile) <= 0)
626	goto end;
627	}
628	keyfile = opt_arg();
629	break;
630	case OPT_KEYFORM:
631	if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
632	goto opthelp;
633	break;
634	case OPT_RECIP:
635	if (operation == SMIME_ENCRYPT) {
636	cert = load_cert(opt_arg(), FORMAT_UNDEF,
637	"recipient certificate file");
638	if (cert == NULL)
639	goto end;
640	if (!sk_X509_push(encerts, cert))
641	goto end;
642	cert = NULL;
643	} else {
644	recipfile = opt_arg();
645	}
646	break;
647	case OPT_CIPHER:
648	ciphername = opt_unknown();
649	break;
650	case OPT_KEYOPT:
651	keyidx = -1;
652	if (operation == SMIME_ENCRYPT) {
653	if (sk_X509_num(encerts) > 0)
654	keyidx += sk_X509_num(encerts);
655	} else {
656	if (keyfile != NULL \|\| signerfile != NULL)
657	keyidx++;
658	if (skkeys != NULL)
659	keyidx += sk_OPENSSL_STRING_num(skkeys);
660	}
661	if (keyidx < 0) {
662	BIO_printf(bio_err, "No key specified\n");
663	goto opthelp;
664	}
665	if (key_param == NULL \|\| key_param->idx != keyidx) {
666	cms_key_param *nparam;
667	nparam = app_malloc(sizeof(*nparam), "key param buffer");
668	if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL) {
669	OPENSSL_free(nparam);
670	goto end;
671	}
672	nparam->idx = keyidx;
673	nparam->next = NULL;
674	if (key_first == NULL)
675	key_first = nparam;
676	else
677	key_param->next = nparam;
678	key_param = nparam;
679	}
680	if (sk_OPENSSL_STRING_push(key_param->param, opt_arg()) <= 0)
681	goto end;
682	break;
683	case OPT_V_CASES:
684	if (!opt_verify(o, vpm))
685	goto end;
686	vpmtouched++;
687	break;
688	case OPT_R_CASES:
689	if (!opt_rand(o))
690	goto end;
691	break;
692	case OPT_PROV_CASES:
693	if (!opt_provider(o))
694	goto end;
695	break;
696	case OPT_CONFIG:
697	conf = app_load_config_modules(opt_arg());
698	if (conf == NULL)
699	goto end;
700	break;
701	case OPT_WRAP:
702	wrapname = opt_arg();
703	break;
704	case OPT_AES128_WRAP:
705	case OPT_AES192_WRAP:
706	case OPT_AES256_WRAP:
707	case OPT_3DES_WRAP:
708	wrapname = opt_flag() + 1;
709	break;
710	}
711	}
712	if (!app_RAND_load())
713	goto end;
714
715	if (digestname != NULL) {
716	if (!opt_md(digestname, &sign_md))
717	goto end;
718	}
719	if (!opt_cipher_any(ciphername, &cipher))
720	goto end;
721	if (wrapname != NULL) {
722	if (!opt_cipher_any(wrapname, &wrap_cipher))
723	goto end;
724	}
725
726	/* Remaining args are files to process. */
727	argc = opt_num_rest();
728	argv = opt_rest();
729
730	if ((rr_allorfirst != -1 \|\| rr_from != NULL) && rr_to == NULL) {
731	BIO_puts(bio_err, "No Signed Receipts Recipients\n");
732	goto opthelp;
733	}
734
735	if (!(operation & SMIME_SIGNERS) && (rr_to != NULL \|\| rr_from != NULL)) {
736	BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
737	goto opthelp;
738	}
739	if (!(operation & SMIME_SIGNERS) && (skkeys != NULL \|\| sksigners != NULL)) {
740	BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
741	goto opthelp;
742	}
743
744	if ((flags & CMS_CADES) != 0) {
745	if ((flags & CMS_NOATTR) != 0) {
746	BIO_puts(bio_err, "Incompatible options: "
747	"CAdES requires signed attributes\n");
748	goto opthelp;
749	}
750	if (operation == SMIME_VERIFY
751	&& (flags & (CMS_NO_SIGNER_CERT_VERIFY \| CMS_NO_ATTR_VERIFY)) != 0) {
752	BIO_puts(bio_err, "Incompatible options: CAdES validation requires"
753	" certs and signed attributes validations\n");
754	goto opthelp;
755	}
756	}
757
758	if (operation & SMIME_SIGNERS) {
759	if (keyfile != NULL && signerfile == NULL) {
760	BIO_puts(bio_err, "Illegal -inkey without -signer\n");
761	goto opthelp;
762	}
763	/* Check to see if any final signer needs to be appended */
764	if (signerfile != NULL) {
765	if (sksigners == NULL
766	&& (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
767	goto end;
768	if (sk_OPENSSL_STRING_push(sksigners, signerfile) <= 0)
769	goto end;
770	if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
771	goto end;
772	if (keyfile == NULL)
773	keyfile = signerfile;
774	if (sk_OPENSSL_STRING_push(skkeys, keyfile) <= 0)
775	goto end;
776	}
777	if (sksigners == NULL) {
778	BIO_printf(bio_err, "No signer certificate specified\n");
779	goto opthelp;
780	}
781	signerfile = NULL;
782	keyfile = NULL;
783	} else if (operation == SMIME_DECRYPT) {
784	if (recipfile == NULL && keyfile == NULL
785	&& secret_key == NULL && pwri_pass == NULL) {
786	BIO_printf(bio_err,
787	"No recipient certificate or key specified\n");
788	goto opthelp;
789	}
790	} else if (operation == SMIME_ENCRYPT) {
791	if (*argv == NULL && secret_key == NULL
792	&& pwri_pass == NULL && sk_X509_num(encerts) <= 0) {
793	BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
794	goto opthelp;
795	}
796	} else if (!operation) {
797	BIO_printf(bio_err, "No operation option (-encrypt\|-decrypt\|-sign\|-verify\|...) specified.\n");
798	goto opthelp;
799	}
800
801	if (!app_passwd(passinarg, NULL, &passin, NULL)) {
802	BIO_printf(bio_err, "Error getting password\n");
803	goto end;
804	}
805
806	ret = 2;
807
808	if ((operation & SMIME_SIGNERS) == 0) {
809	if ((flags & CMS_DETACHED) == 0)
810	BIO_printf(bio_err,
811	"Warning: -nodetach option is ignored for non-signing operation\n");
812
813	flags &= ~CMS_DETACHED;
814	}
815	if ((operation & SMIME_IP) == 0 && contfile != NULL)
816	BIO_printf(bio_err,
817	"Warning: -contfile option is ignored for the given operation\n");
818	if (operation != SMIME_ENCRYPT && *argv != NULL)
819	BIO_printf(bio_err,
820	"Warning: recipient certificate file parameters ignored for operation other than -encrypt\n");
821
822	if ((flags & CMS_BINARY) != 0) {
823	if (!(operation & SMIME_OP))
824	outformat = FORMAT_BINARY;
825	if (!(operation & SMIME_IP))
826	informat = FORMAT_BINARY;
827	if ((operation & SMIME_SIGNERS) != 0 && (flags & CMS_DETACHED) != 0)
828	binary_files = 1;
829	if ((operation & SMIME_IP) != 0 && contfile == NULL)
830	binary_files = 1;
831	}
832
833	if (operation == SMIME_ENCRYPT) {
834	if (!cipher) {
835	#ifndef OPENSSL_NO_DES
836	cipher = (EVP_CIPHER *)EVP_des_ede3_cbc();
837	#else
838	BIO_printf(bio_err, "No cipher selected\n");
839	goto end;
840	#endif
841	}
842
843	if (secret_key && !secret_keyid) {
844	BIO_printf(bio_err, "No secret key id\n");
845	goto end;
846	}
847
848	for (; *argv != NULL; argv++) {
849	cert = load_cert(*argv, FORMAT_UNDEF,
850	"recipient certificate file");
851	if (cert == NULL)
852	goto end;
853	if (!sk_X509_push(encerts, cert))
854	goto end;
855	cert = NULL;
856	}
857	}
858
859	if (certfile != NULL) {
860	if (!load_certs(certfile, 0, &other, NULL, "certificate file")) {
861	ERR_print_errors(bio_err);
862	goto end;
863	}
864	}
865
866	if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
867	if ((recip = load_cert(recipfile, FORMAT_UNDEF,
868	"recipient certificate file")) == NULL) {
869	ERR_print_errors(bio_err);
870	goto end;
871	}
872	}
873
874	if (originatorfile != NULL) {
875	if ((originator = load_cert(originatorfile, FORMAT_UNDEF,
876	"originator certificate file")) == NULL) {
877	ERR_print_errors(bio_err);
878	goto end;
879	}
880	}
881
882	if (operation == SMIME_SIGN_RECEIPT) {
883	if ((signer = load_cert(signerfile, FORMAT_UNDEF,
884	"receipt signer certificate file")) == NULL) {
885	ERR_print_errors(bio_err);
886	goto end;
887	}
888	}
889
890	if ((operation == SMIME_DECRYPT) \|\| (operation == SMIME_ENCRYPT)) {
891	if (keyfile == NULL)
892	keyfile = recipfile;
893	} else if ((operation == SMIME_SIGN) \|\| (operation == SMIME_SIGN_RECEIPT)) {
894	if (keyfile == NULL)
895	keyfile = signerfile;
896	} else {
897	keyfile = NULL;
898	}
899
900	if (keyfile != NULL) {
901	key = load_key(keyfile, keyform, 0, passin, e, "signing key");
902	if (key == NULL)
903	goto end;
904	}
905
906	if (digesthex != NULL) {
907	if (operation != SMIME_SIGN) {
908	BIO_printf(bio_err,
909	"Cannot use -digest for non-signing operation\n");
910	goto end;
911	}
912	if (infile != NULL
913	\|\| (flags & CMS_DETACHED) == 0
914	\|\| (flags & CMS_STREAM) != 0) {
915	BIO_printf(bio_err,
916	"Cannot use -digest when -in, -nodetach or streaming is used\n");
917	goto end;
918	}
919	digestbin = OPENSSL_hexstr2buf(digesthex, &digestlen);
920	if (digestbin == NULL) {
921	BIO_printf(bio_err,
922	"Invalid hex value after -digest\n");
923	goto end;
924	}
925	} else {
926	in = bio_open_default(infile, 'r',
927	binary_files ? FORMAT_BINARY : informat);
928	if (in == NULL)
929	goto end;
930	}
931
932	if (operation & SMIME_IP) {
933	cms = load_content_info(informat, in, flags, &indata, "SMIME");
934	if (cms == NULL)
935	goto end;
936	if (contfile != NULL) {
937	BIO_free(indata);
938	if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
939	BIO_printf(bio_err, "Can't read content file %s\n", contfile);
940	goto end;
941	}
942	}
943	if (certsoutfile != NULL) {
944	STACK_OF(X509) *allcerts;
945	allcerts = CMS_get1_certs(cms);
946	if (!save_certs(certsoutfile, allcerts)) {
947	BIO_printf(bio_err,
948	"Error writing certs to %s\n", certsoutfile);
949	ret = 5;
950	goto end;
951	}
952	OSSL_STACK_OF_X509_free(allcerts);
953	}
954	}
955
956	if (rctfile != NULL) {
957	char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
958
959	if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
960	BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
961	goto end;
962	}
963
964	rcms = load_content_info(rctformat, rctin, 0, NULL, "receipt");
965	if (rcms == NULL)
966	goto end;
967	}
968
969	out = bio_open_default(outfile, 'w',
970	binary_files ? FORMAT_BINARY : outformat);
971	if (out == NULL)
972	goto end;
973
974	if ((operation == SMIME_VERIFY) \|\| (operation == SMIME_VERIFY_RECEIPT)) {
975	if ((store = setup_verify(CAfile, noCAfile, CApath, noCApath,
976	CAstore, noCAstore)) == NULL)
977	goto end;
978	X509_STORE_set_verify_cb(store, cms_cb);
979	if (vpmtouched)
980	X509_STORE_set1_param(store, vpm);
981	}
982
983	ret = 3;
984
985	if (operation == SMIME_DATA_CREATE) {
986	cms = CMS_data_create_ex(in, flags, libctx, app_get0_propq());
987	} else if (operation == SMIME_DIGEST_CREATE) {
988	cms = CMS_digest_create_ex(in, sign_md, flags, libctx, app_get0_propq());
989	} else if (operation == SMIME_COMPRESS) {
990	cms = CMS_compress(in, -1, flags);
991	} else if (operation == SMIME_ENCRYPT) {
992	int i;
993	flags \|= CMS_PARTIAL;
994	cms = CMS_encrypt_ex(NULL, in, cipher, flags, libctx, app_get0_propq());
995	if (cms == NULL)
996	goto end;
997	for (i = 0; i < sk_X509_num(encerts); i++) {
998	CMS_RecipientInfo *ri;
999	cms_key_param *kparam;
1000	int tflags = flags \| CMS_KEY_PARAM;
1001	/* This flag enforces allocating the EVP_PKEY_CTX for the recipient here */
1002	EVP_PKEY_CTX *pctx;
1003	X509 *x = sk_X509_value(encerts, i);
1004	int res;
1005
1006	for (kparam = key_first; kparam; kparam = kparam->next) {
1007	if (kparam->idx == i) {
1008	break;
1009	}
1010	}
1011	ri = CMS_add1_recipient(cms, x, key, originator, tflags);
1012	if (ri == NULL)
1013	goto end;
1014
1015	pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
1016	if (kparam != NULL) {
1017	if (!cms_set_pkey_param(pctx, kparam->param))
1018	goto end;
1019	}
1020
1021	res = EVP_PKEY_CTX_ctrl(pctx, -1, -1,
1022	EVP_PKEY_CTRL_CIPHER,
1023	EVP_CIPHER_get_nid(cipher), NULL);
1024	if (res <= 0 && res != -2)
1025	goto end;
1026
1027	if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
1028	&& wrap_cipher != NULL) {
1029	EVP_CIPHER_CTX *wctx;
1030	wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
1031	if (EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL) != 1)
1032	goto end;
1033	}
1034	}
1035
1036	if (secret_key != NULL) {
1037	if (!CMS_add0_recipient_key(cms, NID_undef,
1038	secret_key, secret_keylen,
1039	secret_keyid, secret_keyidlen,
1040	NULL, NULL, NULL))
1041	goto end;
1042	/* NULL these because call absorbs them */
1043	secret_key = NULL;
1044	secret_keyid = NULL;
1045	}
1046	if (pwri_pass != NULL) {
1047	pwri_tmp = (unsigned char )OPENSSL_strdup((char )pwri_pass);
1048	if (pwri_tmp == NULL)
1049	goto end;
1050	if (CMS_add0_recipient_password(cms,
1051	-1, NID_undef, NID_undef,
1052	pwri_tmp, -1, NULL) == NULL)
1053	goto end;
1054	pwri_tmp = NULL;
1055	}
1056	if (!(flags & CMS_STREAM)) {
1057	if (!CMS_final(cms, in, NULL, flags)) {
1058	if (originator != NULL
1059	&& ERR_GET_REASON(ERR_peek_error())
1060	== CMS_R_ERROR_UNSUPPORTED_STATIC_KEY_AGREEMENT) {
1061	BIO_printf(bio_err, "Cannot use originator for encryption\n");
1062	goto end;
1063	}
1064	goto end;
1065	}
1066	}
1067	} else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
1068	cms = CMS_EncryptedData_encrypt_ex(in, cipher, secret_key,
1069	secret_keylen, flags, libctx, app_get0_propq());
1070
1071	} else if (operation == SMIME_SIGN_RECEIPT) {
1072	CMS_ContentInfo *srcms = NULL;
1073	STACK_OF(CMS_SignerInfo) *sis;
1074	CMS_SignerInfo *si;
1075	sis = CMS_get0_SignerInfos(cms);
1076	if (sis == NULL)
1077	goto end;
1078	si = sk_CMS_SignerInfo_value(sis, 0);
1079	srcms = CMS_sign_receipt(si, signer, key, other, flags);
1080	if (srcms == NULL)
1081	goto end;
1082	CMS_ContentInfo_free(cms);
1083	cms = srcms;
1084	} else if (operation & SMIME_SIGNERS) {
1085	int i;
1086	/*
1087	* If detached data content and not signing pre-computed digest, we
1088	* enable streaming if S/MIME output format.
1089	*/
1090	if (operation == SMIME_SIGN) {
1091
1092	if ((flags & CMS_DETACHED) != 0 && digestbin == NULL) {
1093	if (outformat == FORMAT_SMIME)
1094	flags \|= CMS_STREAM;
1095	}
1096	flags \|= CMS_PARTIAL;
1097	cms = CMS_sign_ex(NULL, NULL, other, in, flags, libctx, app_get0_propq());
1098	if (cms == NULL)
1099	goto end;
1100	if (econtent_type != NULL)
1101	CMS_set1_eContentType(cms, econtent_type);
1102
1103	if (rr_to != NULL
1104	&& ((rr = make_receipt_request(rr_to, rr_allorfirst, rr_from))
1105	== NULL)) {
1106	BIO_puts(bio_err, "Signed Receipt Request Creation Error\n");
1107	goto end;
1108	}
1109	} else {
1110	flags \|= CMS_REUSE_DIGEST;
1111	}
1112	for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
1113	CMS_SignerInfo *si;
1114	cms_key_param *kparam;
1115	int tflags = flags;
1116	signerfile = sk_OPENSSL_STRING_value(sksigners, i);
1117	keyfile = sk_OPENSSL_STRING_value(skkeys, i);
1118
1119	signer = load_cert(signerfile, FORMAT_UNDEF, "signer certificate");
1120	if (signer == NULL) {
1121	ret = 2;
1122	goto end;
1123	}
1124	key = load_key(keyfile, keyform, 0, passin, e, "signing key");
1125	if (key == NULL) {
1126	ret = 2;
1127	goto end;
1128	}
1129
1130	for (kparam = key_first; kparam; kparam = kparam->next) {
1131	if (kparam->idx == i) {
1132	tflags \|= CMS_KEY_PARAM;
1133	break;
1134	}
1135	}
1136	si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
1137	if (si == NULL)
1138	goto end;
1139	if (kparam != NULL) {
1140	EVP_PKEY_CTX *pctx;
1141	pctx = CMS_SignerInfo_get0_pkey_ctx(si);
1142	if (!cms_set_pkey_param(pctx, kparam->param))
1143	goto end;
1144	}
1145	if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
1146	goto end;
1147	X509_free(signer);
1148	signer = NULL;
1149	EVP_PKEY_free(key);
1150	key = NULL;
1151	}
1152	/* If not streaming or resigning finalize structure */
1153	if (operation == SMIME_SIGN && digestbin != NULL
1154	&& (flags & CMS_STREAM) == 0) {
1155	/* Use pre-computed digest instead of content */
1156	if (!CMS_final_digest(cms, digestbin, digestlen, NULL, flags))
1157	goto end;
1158	} else if (operation == SMIME_SIGN && (flags & CMS_STREAM) == 0) {
1159	if (!CMS_final(cms, in, NULL, flags))
1160	goto end;
1161	}
1162	}
1163
1164	if (cms == NULL) {
1165	BIO_printf(bio_err, "Error creating CMS structure\n");
1166	goto end;
1167	}
1168
1169	ret = 4;
1170	if (operation == SMIME_DECRYPT) {
1171	if (flags & CMS_DEBUG_DECRYPT)
1172	CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
1173
1174	if (secret_key != NULL) {
1175	if (!CMS_decrypt_set1_key(cms,
1176	secret_key, secret_keylen,
1177	secret_keyid, secret_keyidlen)) {
1178	BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
1179	goto end;
1180	}
1181	}
1182
1183	if (key != NULL) {
1184	if (!CMS_decrypt_set1_pkey_and_peer(cms, key, recip, originator)) {
1185	BIO_puts(bio_err, "Error decrypting CMS using private key\n");
1186	goto end;
1187	}
1188	}
1189
1190	if (pwri_pass != NULL) {
1191	if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
1192	BIO_puts(bio_err, "Error decrypting CMS using password\n");
1193	goto end;
1194	}
1195	}
1196
1197	if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
1198	BIO_printf(bio_err, "Error decrypting CMS structure\n");
1199	goto end;
1200	}
1201	} else if (operation == SMIME_DATA_OUT) {
1202	if (!CMS_data(cms, out, flags))
1203	goto end;
1204	} else if (operation == SMIME_UNCOMPRESS) {
1205	if (!CMS_uncompress(cms, indata, out, flags))
1206	goto end;
1207	} else if (operation == SMIME_DIGEST_VERIFY) {
1208	if (CMS_digest_verify(cms, indata, out, flags) > 0) {
1209	BIO_printf(bio_err, "Verification successful\n");
1210	} else {
1211	BIO_printf(bio_err, "Verification failure\n");
1212	goto end;
1213	}
1214	} else if (operation == SMIME_ENCRYPTED_DECRYPT) {
1215	if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
1216	indata, out, flags))
1217	goto end;
1218	} else if (operation == SMIME_VERIFY) {
1219	if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
1220	BIO_printf(bio_err, "%s Verification successful\n",
1221	(flags & CMS_CADES) != 0 ? "CAdES" : "CMS");
1222	} else {
1223	BIO_printf(bio_err, "%s Verification failure\n",
1224	(flags & CMS_CADES) != 0 ? "CAdES" : "CMS");
1225	if (verify_retcode)
1226	ret = verify_err + 32;
1227	goto end;
1228	}
1229	if (signerfile != NULL) {
1230	STACK_OF(X509) *signers = CMS_get0_signers(cms);
1231
1232	if (!save_certs(signerfile, signers)) {
1233	BIO_printf(bio_err,
1234	"Error writing signers to %s\n", signerfile);
1235	ret = 5;
1236	goto end;
1237	}
1238	sk_X509_free(signers);
1239	}
1240	if (rr_print)
1241	receipt_request_print(cms);
1242
1243	} else if (operation == SMIME_VERIFY_RECEIPT) {
1244	if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
1245	BIO_printf(bio_err, "Verification successful\n");
1246	} else {
1247	BIO_printf(bio_err, "Verification failure\n");
1248	goto end;
1249	}
1250	} else {
1251	if (noout) {
1252	if (print) {
1253	ASN1_PCTX *pctx = NULL;
1254	if (get_nameopt() != XN_FLAG_ONELINE) {
1255	pctx = ASN1_PCTX_new();
1256	if (pctx != NULL) { /* Print anyway if malloc failed */
1257	ASN1_PCTX_set_flags(pctx, ASN1_PCTX_FLAGS_SHOW_ABSENT);
1258	ASN1_PCTX_set_str_flags(pctx, get_nameopt());
1259	ASN1_PCTX_set_nm_flags(pctx, get_nameopt());
1260	}
1261	}
1262	CMS_ContentInfo_print_ctx(out, cms, 0, pctx);
1263	ASN1_PCTX_free(pctx);
1264	}
1265	} else if (outformat == FORMAT_SMIME) {
1266	if (to)
1267	BIO_printf(out, "To: %s%s", to, mime_eol);
1268	if (from)
1269	BIO_printf(out, "From: %s%s", from, mime_eol);
1270	if (subject)
1271	BIO_printf(out, "Subject: %s%s", subject, mime_eol);
1272	if (operation == SMIME_RESIGN)
1273	ret = SMIME_write_CMS(out, cms, indata, flags);
1274	else
1275	ret = SMIME_write_CMS(out, cms, in, flags);
1276	} else if (outformat == FORMAT_PEM) {
1277	ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
1278	} else if (outformat == FORMAT_ASN1) {
1279	ret = i2d_CMS_bio_stream(out, cms, in, flags);
1280	} else {
1281	BIO_printf(bio_err, "Bad output format for CMS file\n");
1282	goto end;
1283	}
1284	if (ret <= 0) {
1285	ret = 6;
1286	goto end;
1287	}
1288	}
1289	ret = 0;
1290	end:
1291	if (ret)
1292	ERR_print_errors(bio_err);
1293	OSSL_STACK_OF_X509_free(encerts);
1294	OSSL_STACK_OF_X509_free(other);
1295	X509_VERIFY_PARAM_free(vpm);
1296	sk_OPENSSL_STRING_free(sksigners);
1297	sk_OPENSSL_STRING_free(skkeys);
1298	OPENSSL_free(secret_key);
1299	OPENSSL_free(secret_keyid);
1300	OPENSSL_free(pwri_tmp);
1301	ASN1_OBJECT_free(econtent_type);
1302	CMS_ReceiptRequest_free(rr);
1303	sk_OPENSSL_STRING_free(rr_to);
1304	sk_OPENSSL_STRING_free(rr_from);
1305	for (key_param = key_first; key_param;) {
1306	cms_key_param *tparam;
1307	sk_OPENSSL_STRING_free(key_param->param);
1308	tparam = key_param->next;
1309	OPENSSL_free(key_param);
1310	key_param = tparam;
1311	}
1312	X509_STORE_free(store);
1313	X509_free(cert);
1314	X509_free(recip);
1315	X509_free(signer);
1316	X509_free(originator);
1317	EVP_PKEY_free(key);
1318	EVP_CIPHER_free(cipher);
1319	EVP_CIPHER_free(wrap_cipher);
1320	EVP_MD_free(sign_md);
1321	CMS_ContentInfo_free(cms);
1322	CMS_ContentInfo_free(rcms);
1323	release_engine(e);
1324	BIO_free(rctin);
1325	BIO_free(in);
1326	BIO_free(indata);
1327	BIO_free_all(out);
1328	OPENSSL_free(digestbin);
1329	OPENSSL_free(passin);
1330	NCONF_free(conf);
1331	return ret;
1332	}
1333
1334	static int save_certs(char signerfile, STACK_OF(X509) signers)
1335	{
1336	int i;
1337	BIO *tmp;
1338	if (signerfile == NULL)
1339	return 1;
1340	tmp = BIO_new_file(signerfile, "w");
1341	if (tmp == NULL)
1342	return 0;
1343	for (i = 0; i < sk_X509_num(signers); i++)
1344	PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
1345	BIO_free(tmp);
1346	return 1;
1347	}
1348
1349	/* Minimal callback just to output policy info (if any) */
1350
1351	static int cms_cb(int ok, X509_STORE_CTX *ctx)
1352	{
1353	int error;
1354
1355	error = X509_STORE_CTX_get_error(ctx);
1356
1357	verify_err = error;
1358
1359	if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
1360	&& ((error != X509_V_OK) \|\| (ok != 2)))
1361	return ok;
1362
1363	policies_print(ctx);
1364
1365	return ok;
1366
1367	}
1368
1369	static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
1370	{
1371	STACK_OF(GENERAL_NAME) *gens;
1372	GENERAL_NAME *gen;
1373	int i, j;
1374
1375	for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
1376	gens = sk_GENERAL_NAMES_value(gns, i);
1377	for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
1378	gen = sk_GENERAL_NAME_value(gens, j);
1379	BIO_puts(bio_err, " ");
1380	GENERAL_NAME_print(bio_err, gen);
1381	BIO_puts(bio_err, "\n");
1382	}
1383	}
1384	return;
1385	}
1386
1387	static void receipt_request_print(CMS_ContentInfo *cms)
1388	{
1389	STACK_OF(CMS_SignerInfo) *sis;
1390	CMS_SignerInfo *si;
1391	CMS_ReceiptRequest *rr;
1392	int allorfirst;
1393	STACK_OF(GENERAL_NAMES) rto, rlist;
1394	ASN1_STRING *scid;
1395	int i, rv;
1396	sis = CMS_get0_SignerInfos(cms);
1397	for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
1398	si = sk_CMS_SignerInfo_value(sis, i);
1399	rv = CMS_get1_ReceiptRequest(si, &rr);
1400	BIO_printf(bio_err, "Signer %d:\n", i + 1);
1401	if (rv == 0) {
1402	BIO_puts(bio_err, " No Receipt Request\n");
1403	} else if (rv < 0) {
1404	BIO_puts(bio_err, " Receipt Request Parse Error\n");
1405	ERR_print_errors(bio_err);
1406	} else {
1407	const char *id;
1408	int idlen;
1409	CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
1410	&rlist, &rto);
1411	BIO_puts(bio_err, " Signed Content ID:\n");
1412	idlen = ASN1_STRING_length(scid);
1413	id = (const char *)ASN1_STRING_get0_data(scid);
1414	BIO_dump_indent(bio_err, id, idlen, 4);
1415	BIO_puts(bio_err, " Receipts From");
1416	if (rlist != NULL) {
1417	BIO_puts(bio_err, " List:\n");
1418	gnames_stack_print(rlist);
1419	} else if (allorfirst == 1) {
1420	BIO_puts(bio_err, ": First Tier\n");
1421	} else if (allorfirst == 0) {
1422	BIO_puts(bio_err, ": All\n");
1423	} else {
1424	BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
1425	}
1426	BIO_puts(bio_err, " Receipts To:\n");
1427	gnames_stack_print(rto);
1428	}
1429	CMS_ReceiptRequest_free(rr);
1430	}
1431	}
1432
1433	static STACK_OF(GENERAL_NAMES) make_names_stack(STACK_OF(OPENSSL_STRING) ns)
1434	{
1435	int i;
1436	STACK_OF(GENERAL_NAMES) *ret;
1437	GENERAL_NAMES *gens = NULL;
1438	GENERAL_NAME *gen = NULL;
1439	ret = sk_GENERAL_NAMES_new_null();
1440	if (ret == NULL)
1441	goto err;
1442	for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
1443	char *str = sk_OPENSSL_STRING_value(ns, i);
1444	gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
1445	if (gen == NULL)
1446	goto err;
1447	gens = GENERAL_NAMES_new();
1448	if (gens == NULL)
1449	goto err;
1450	if (!sk_GENERAL_NAME_push(gens, gen))
1451	goto err;
1452	gen = NULL;
1453	if (!sk_GENERAL_NAMES_push(ret, gens))
1454	goto err;
1455	gens = NULL;
1456	}
1457
1458	return ret;
1459
1460	err:
1461	sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
1462	GENERAL_NAMES_free(gens);
1463	GENERAL_NAME_free(gen);
1464	return NULL;
1465	}
1466
1467	static CMS_ReceiptRequest
1468	make_receipt_request(STACK_OF(OPENSSL_STRING) rr_to, int rr_allorfirst,
1469	STACK_OF(OPENSSL_STRING) *rr_from)
1470	{
1471	STACK_OF(GENERAL_NAMES) rct_to = NULL, rct_from = NULL;
1472	CMS_ReceiptRequest *rr;
1473
1474	rct_to = make_names_stack(rr_to);
1475	if (rct_to == NULL)
1476	goto err;
1477	if (rr_from != NULL) {
1478	rct_from = make_names_stack(rr_from);
1479	if (rct_from == NULL)
1480	goto err;
1481	} else {
1482	rct_from = NULL;
1483	}
1484	rr = CMS_ReceiptRequest_create0_ex(NULL, -1, rr_allorfirst, rct_from,
1485	rct_to, app_get0_libctx());
1486	if (rr == NULL)
1487	goto err;
1488	return rr;
1489	err:
1490	sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
1491	sk_GENERAL_NAMES_pop_free(rct_from, GENERAL_NAMES_free);
1492	return NULL;
1493	}
1494
1495	static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
1496	STACK_OF(OPENSSL_STRING) *param)
1497	{
1498	char *keyopt;
1499	int i;
1500	if (sk_OPENSSL_STRING_num(param) <= 0)
1501	return 1;
1502	for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
1503	keyopt = sk_OPENSSL_STRING_value(param, i);
1504	if (pkey_ctrl_string(pctx, keyopt) <= 0) {
1505	BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
1506	ERR_print_errors(bio_err);
1507	return 0;
1508	}
1509	}
1510	return 1;
1511	}

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source: vbox/trunk/src/libs/openssl-3.4.1/apps/cms.c@ 109302

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