2 * Copyright 2008-2021 The OpenSSL Project Authors. All Rights Reserved.
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
10 /* CMS utility function */
17 #ifndef OPENSSL_NO_CMS
19 # include <openssl/crypto.h>
20 # include <openssl/pem.h>
21 # include <openssl/err.h>
22 # include <openssl/x509_vfy.h>
23 # include <openssl/x509v3.h>
24 # include <openssl/cms.h>
26 static int save_certs(char *signerfile
, STACK_OF(X509
) *signers
);
27 static int cms_cb(int ok
, X509_STORE_CTX
*ctx
);
28 static void receipt_request_print(CMS_ContentInfo
*cms
);
29 static CMS_ReceiptRequest
*make_receipt_request(
30 STACK_OF(OPENSSL_STRING
) *rr_to
, int rr_allorfirst
,
31 STACK_OF(OPENSSL_STRING
) *rr_from
, OSSL_LIB_CTX
*libctx
);
32 static int cms_set_pkey_param(EVP_PKEY_CTX
*pctx
,
33 STACK_OF(OPENSSL_STRING
) *param
);
35 # define SMIME_OP 0x10
36 # define SMIME_IP 0x20
37 # define SMIME_SIGNERS 0x40
38 # define SMIME_ENCRYPT (1 | SMIME_OP)
39 # define SMIME_DECRYPT (2 | SMIME_IP)
40 # define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
41 # define SMIME_VERIFY (4 | SMIME_IP)
42 # define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
43 # define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
44 # define SMIME_DATAOUT (7 | SMIME_IP)
45 # define SMIME_DATA_CREATE (8 | SMIME_OP)
46 # define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
47 # define SMIME_DIGEST_CREATE (10 | SMIME_OP)
48 # define SMIME_UNCOMPRESS (11 | SMIME_IP)
49 # define SMIME_COMPRESS (12 | SMIME_OP)
50 # define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
51 # define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
52 # define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
53 # define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
55 static int verify_err
= 0;
57 typedef struct cms_key_param_st cms_key_param
;
59 struct cms_key_param_st
{
61 STACK_OF(OPENSSL_STRING
) *param
;
65 typedef enum OPTION_choice
{
66 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
67 OPT_INFORM
, OPT_OUTFORM
, OPT_IN
, OPT_OUT
, OPT_ENCRYPT
,
68 OPT_DECRYPT
, OPT_SIGN
, OPT_CADES
, OPT_SIGN_RECEIPT
, OPT_RESIGN
,
69 OPT_VERIFY
, OPT_VERIFY_RETCODE
, OPT_VERIFY_RECEIPT
,
70 OPT_CMSOUT
, OPT_DATA_OUT
, OPT_DATA_CREATE
, OPT_DIGEST_VERIFY
,
71 OPT_DIGEST_CREATE
, OPT_COMPRESS
, OPT_UNCOMPRESS
,
72 OPT_ED_DECRYPT
, OPT_ED_ENCRYPT
, OPT_DEBUG_DECRYPT
, OPT_TEXT
,
73 OPT_ASCIICRLF
, OPT_NOINTERN
, OPT_NOVERIFY
, OPT_NOCERTS
,
74 OPT_NOATTR
, OPT_NODETACH
, OPT_NOSMIMECAP
, OPT_BINARY
, OPT_KEYID
,
75 OPT_NOSIGS
, OPT_NO_CONTENT_VERIFY
, OPT_NO_ATTR_VERIFY
, OPT_INDEF
,
76 OPT_NOINDEF
, OPT_CRLFEOL
, OPT_NOOUT
, OPT_RR_PRINT
,
77 OPT_RR_ALL
, OPT_RR_FIRST
, OPT_RCTFORM
, OPT_CERTFILE
, OPT_CAFILE
,
78 OPT_CAPATH
, OPT_CASTORE
, OPT_NOCAPATH
, OPT_NOCAFILE
, OPT_NOCASTORE
,
79 OPT_CONTENT
, OPT_PRINT
, OPT_NAMEOPT
,
80 OPT_SECRETKEY
, OPT_SECRETKEYID
, OPT_PWRI_PASSWORD
, OPT_ECONTENT_TYPE
,
81 OPT_PASSIN
, OPT_TO
, OPT_FROM
, OPT_SUBJECT
, OPT_SIGNER
, OPT_RECIP
,
82 OPT_CERTSOUT
, OPT_MD
, OPT_INKEY
, OPT_KEYFORM
, OPT_KEYOPT
, OPT_RR_FROM
,
83 OPT_RR_TO
, OPT_AES128_WRAP
, OPT_AES192_WRAP
, OPT_AES256_WRAP
,
84 OPT_3DES_WRAP
, OPT_WRAP
, OPT_ENGINE
,
86 OPT_PROV_ENUM
, OPT_CONFIG
,
92 const OPTIONS cms_options
[] = {
93 {OPT_HELP_STR
, 1, '-', "Usage: %s [options] [cert...]\n"},
95 OPT_SECTION("General"),
96 {"help", OPT_HELP
, '-', "Display this summary"},
97 {"inform", OPT_INFORM
, 'c', "Input format SMIME (default), PEM or DER"},
98 {"outform", OPT_OUTFORM
, 'c',
99 "Output format SMIME (default), PEM or DER"},
100 {"in", OPT_IN
, '<', "Input file"},
101 {"out", OPT_OUT
, '>', "Output file"},
102 {"debug_decrypt", OPT_DEBUG_DECRYPT
, '-',
103 "Disable MMA protection and return an error if no recipient found"
104 " (see documentation)"},
105 {"stream", OPT_INDEF
, '-', "Enable CMS streaming"},
106 {"indef", OPT_INDEF
, '-', "Same as -stream"},
107 {"noindef", OPT_NOINDEF
, '-', "Disable CMS streaming"},
108 {"crlfeol", OPT_CRLFEOL
, '-', "Use CRLF as EOL termination instead of CR only" },
109 {"CAfile", OPT_CAFILE
, '<', "Trusted certificates file"},
110 {"CApath", OPT_CAPATH
, '/', "trusted certificates directory"},
111 {"CAstore", OPT_CASTORE
, ':', "trusted certificates store URI"},
112 {"no-CAfile", OPT_NOCAFILE
, '-',
113 "Do not load the default certificates file"},
114 {"no-CApath", OPT_NOCAPATH
, '-',
115 "Do not load certificates from the default certificates directory"},
116 {"no-CAstore", OPT_NOCASTORE
, '-',
117 "Do not load certificates from the default certificates store"},
118 # ifndef OPENSSL_NO_ENGINE
119 {"engine", OPT_ENGINE
, 's', "Use engine e, possibly a hardware device"},
123 OPT_SECTION("Action"),
124 {"encrypt", OPT_ENCRYPT
, '-', "Encrypt message"},
125 {"decrypt", OPT_DECRYPT
, '-', "Decrypt encrypted message"},
126 {"sign", OPT_SIGN
, '-', "Sign message"},
127 {"sign_receipt", OPT_SIGN_RECEIPT
, '-', "Generate a signed receipt for the message"},
128 {"resign", OPT_RESIGN
, '-', "Resign a signed message"},
129 {"cades", OPT_CADES
, '-', "Include or check signingCertificate (CAdES-BES)"},
130 {"verify", OPT_VERIFY
, '-', "Verify signed message"},
131 {"verify_retcode", OPT_VERIFY_RETCODE
, '-',
132 "Exit non-zero on verification failure"},
133 {"verify_receipt", OPT_VERIFY_RECEIPT
, '<',
134 "Verify receipts; exit if receipt signatures do not verify"},
135 {"digest_verify", OPT_DIGEST_VERIFY
, '-',
136 "Verify a CMS \"DigestedData\" object and output it"},
137 {"digest_create", OPT_DIGEST_CREATE
, '-',
138 "Create a CMS \"DigestedData\" object"},
139 {"compress", OPT_COMPRESS
, '-', "Create a CMS \"CompressedData\" object"},
140 {"uncompress", OPT_UNCOMPRESS
, '-',
141 "Uncompress a CMS \"CompressedData\" object"},
142 {"EncryptedData_decrypt", OPT_ED_DECRYPT
, '-',
143 "Decrypt CMS \"EncryptedData\" object using symmetric key"},
144 {"EncryptedData_encrypt", OPT_ED_ENCRYPT
, '-',
145 "Create CMS \"EncryptedData\" object using symmetric key"},
146 {"data_out", OPT_DATA_OUT
, '-', "Copy CMS \"Data\" object to output"},
147 {"data_create", OPT_DATA_CREATE
, '-', "Create a CMS \"Data\" object"},
148 {"cmsout", OPT_CMSOUT
, '-', "Output CMS structure"},
149 {"no_content_verify", OPT_NO_CONTENT_VERIFY
, '-',
150 "Do not verify signed content signatures"},
151 {"no_attr_verify", OPT_NO_ATTR_VERIFY
, '-',
152 "Do not verify signed attribute signatures"},
153 {"nointern", OPT_NOINTERN
, '-',
154 "Don't search certificates in message for signer"},
155 {"noverify", OPT_NOVERIFY
, '-', "Don't verify signers certificate"},
157 OPT_SECTION("Formatting"),
158 {"text", OPT_TEXT
, '-', "Include or delete text MIME headers"},
159 {"asciicrlf", OPT_ASCIICRLF
, '-',
160 "Perform CRLF canonicalisation when signing"},
161 {"nodetach", OPT_NODETACH
, '-', "Use opaque signing"},
162 {"nosmimecap", OPT_NOSMIMECAP
, '-', "Omit the SMIMECapabilities attribute"},
163 {"noattr", OPT_NOATTR
, '-', "Don't include any signed attributes"},
164 {"binary", OPT_BINARY
, '-', "Don't translate message to text"},
165 {"keyid", OPT_KEYID
, '-', "Use subject key identifier"},
166 {"nosigs", OPT_NOSIGS
, '-', "Don't verify message signature"},
167 {"nocerts", OPT_NOCERTS
, '-',
168 "Don't include signers certificate when signing"},
169 {"noout", OPT_NOOUT
, '-',
170 "For the -cmsout operation do not output the parsed CMS structure"},
171 {"receipt_request_print", OPT_RR_PRINT
, '-', "Print CMS Receipt Request" },
172 {"receipt_request_all", OPT_RR_ALL
, '-',
173 "When signing, create a receipt request for all recipients"},
174 {"receipt_request_first", OPT_RR_FIRST
, '-',
175 "When signing, create a receipt request for first recipient"},
176 {"rctform", OPT_RCTFORM
, 'F', "Receipt file format"},
177 {"certfile", OPT_CERTFILE
, '<', "Other certificates file"},
178 {"content", OPT_CONTENT
, '<',
179 "Supply or override content for detached signature"},
180 {"print", OPT_PRINT
, '-',
181 "For the -cmsout operation print out all fields of the CMS structure"},
182 {"nameopt", OPT_NAMEOPT
, 's',
183 "For the -print option specifies various strings printing options"},
184 {"certsout", OPT_CERTSOUT
, '>', "Certificate output file"},
186 OPT_SECTION("Keying"),
187 {"secretkey", OPT_SECRETKEY
, 's',
188 "Use specified hex-encoded key to decrypt/encrypt recipients or content"},
189 {"secretkeyid", OPT_SECRETKEYID
, 's',
190 "Identity of the -secretkey for CMS \"KEKRecipientInfo\" object"},
191 {"pwri_password", OPT_PWRI_PASSWORD
, 's',
192 "Specific password for recipient"},
193 {"passin", OPT_PASSIN
, 's', "Input file pass phrase source"},
194 {"inkey", OPT_INKEY
, 's',
195 "Input private key (if not signer or recipient)"},
196 {"keyform", OPT_KEYFORM
, 'f', "Input private key format (ENGINE, other values ignored)"},
197 {"keyopt", OPT_KEYOPT
, 's', "Set public key parameters as n:v pairs"},
199 OPT_SECTION("Mail header"),
200 {"econtent_type", OPT_ECONTENT_TYPE
, 's', "OID for external content"},
201 {"to", OPT_TO
, 's', "To address"},
202 {"from", OPT_FROM
, 's', "From address"},
203 {"subject", OPT_SUBJECT
, 's', "Subject"},
204 {"signer", OPT_SIGNER
, 's', "Signer certificate file"},
205 {"originator", OPT_ORIGINATOR
, 's', "Originator certificate file"},
206 {"recip", OPT_RECIP
, '<', "Recipient cert file for decryption"},
207 {"receipt_request_from", OPT_RR_FROM
, 's',
208 "Create signed receipt request with specified email address"},
209 {"receipt_request_to", OPT_RR_TO
, 's',
210 "Create signed receipt targeted to specified address"},
212 OPT_SECTION("Encryption"),
213 {"md", OPT_MD
, 's', "Digest algorithm to use when signing or resigning"},
214 {"", OPT_CIPHER
, '-', "Any supported cipher"},
216 OPT_SECTION("Key-wrapping"),
217 {"aes128-wrap", OPT_AES128_WRAP
, '-', "Use AES128 to wrap key"},
218 {"aes192-wrap", OPT_AES192_WRAP
, '-', "Use AES192 to wrap key"},
219 {"aes256-wrap", OPT_AES256_WRAP
, '-', "Use AES256 to wrap key"},
220 # ifndef OPENSSL_NO_DES
221 {"des3-wrap", OPT_3DES_WRAP
, '-', "Use 3DES-EDE to wrap key"},
223 {"wrap", OPT_WRAP
, 's', "Any wrap cipher to wrap key"},
230 {"cert", 0, 0, "Recipient certs (optional; used only when encrypting)"},
234 static CMS_ContentInfo
*load_content_info(int informat
, BIO
*in
, BIO
**indata
,
236 OSSL_LIB_CTX
*libctx
,
239 CMS_ContentInfo
*ret
, *ci
;
241 ret
= CMS_ContentInfo_new_ex(libctx
, propq
);
243 BIO_printf(bio_err
, "Error allocating CMS_contentinfo\n");
248 ci
= SMIME_read_CMS_ex(in
, indata
, &ret
);
251 ci
= PEM_read_bio_CMS(in
, &ret
, NULL
, NULL
);
254 ci
= d2i_CMS_bio(in
, &ret
);
257 BIO_printf(bio_err
, "Bad input format for %s\n", name
);
261 BIO_printf(bio_err
, "Error reading %s Content Info\n", name
);
266 CMS_ContentInfo_free(ret
);
270 int cms_main(int argc
, char **argv
)
273 ASN1_OBJECT
*econtent_type
= NULL
;
274 BIO
*in
= NULL
, *out
= NULL
, *indata
= NULL
, *rctin
= NULL
;
275 CMS_ContentInfo
*cms
= NULL
, *rcms
= NULL
;
276 CMS_ReceiptRequest
*rr
= NULL
;
278 EVP_PKEY
*key
= NULL
;
279 const EVP_CIPHER
*cipher
= NULL
, *wrap_cipher
= NULL
;
280 const EVP_MD
*sign_md
= NULL
;
281 STACK_OF(OPENSSL_STRING
) *rr_to
= NULL
, *rr_from
= NULL
;
282 STACK_OF(OPENSSL_STRING
) *sksigners
= NULL
, *skkeys
= NULL
;
283 STACK_OF(X509
) *encerts
= NULL
, *other
= NULL
;
284 X509
*cert
= NULL
, *recip
= NULL
, *signer
= NULL
, *originator
= NULL
;
285 X509_STORE
*store
= NULL
;
286 X509_VERIFY_PARAM
*vpm
= NULL
;
287 char *certfile
= NULL
, *keyfile
= NULL
, *contfile
= NULL
;
288 const char *CAfile
= NULL
, *CApath
= NULL
, *CAstore
= NULL
;
289 char *certsoutfile
= NULL
, *digestname
= NULL
;
290 int noCAfile
= 0, noCApath
= 0, noCAstore
= 0;
291 char *infile
= NULL
, *outfile
= NULL
, *rctfile
= NULL
;
292 char *passinarg
= NULL
, *passin
= NULL
, *signerfile
= NULL
;
293 char *originatorfile
= NULL
, *recipfile
= NULL
, *ciphername
= NULL
;
294 char *to
= NULL
, *from
= NULL
, *subject
= NULL
, *prog
;
295 cms_key_param
*key_first
= NULL
, *key_param
= NULL
;
296 int flags
= CMS_DETACHED
, noout
= 0, print
= 0, keyidx
= -1, vpmtouched
= 0;
297 int informat
= FORMAT_SMIME
, outformat
= FORMAT_SMIME
;
298 int operation
= 0, ret
= 1, rr_print
= 0, rr_allorfirst
= -1;
299 int verify_retcode
= 0, rctformat
= FORMAT_SMIME
, keyform
= FORMAT_PEM
;
300 size_t secret_keylen
= 0, secret_keyidlen
= 0;
301 unsigned char *pwri_pass
= NULL
, *pwri_tmp
= NULL
;
302 unsigned char *secret_key
= NULL
, *secret_keyid
= NULL
;
304 const char *mime_eol
= "\n";
306 OSSL_LIB_CTX
*libctx
= app_get0_libctx();
308 if ((vpm
= X509_VERIFY_PARAM_new()) == NULL
)
311 prog
= opt_init(argc
, argv
, cms_options
);
312 while ((o
= opt_next()) != OPT_EOF
) {
317 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
320 opt_help(cms_options
);
324 if (!opt_format(opt_arg(), OPT_FMT_PDS
, &informat
))
328 if (!opt_format(opt_arg(), OPT_FMT_PDS
, &outformat
))
335 operation
= SMIME_ENCRYPT
;
338 operation
= SMIME_DECRYPT
;
341 operation
= SMIME_SIGN
;
343 case OPT_SIGN_RECEIPT
:
344 operation
= SMIME_SIGN_RECEIPT
;
347 operation
= SMIME_RESIGN
;
350 operation
= SMIME_VERIFY
;
352 case OPT_VERIFY_RETCODE
:
355 case OPT_VERIFY_RECEIPT
:
356 operation
= SMIME_VERIFY_RECEIPT
;
360 operation
= SMIME_CMSOUT
;
363 operation
= SMIME_DATAOUT
;
365 case OPT_DATA_CREATE
:
366 operation
= SMIME_DATA_CREATE
;
368 case OPT_DIGEST_VERIFY
:
369 operation
= SMIME_DIGEST_VERIFY
;
371 case OPT_DIGEST_CREATE
:
372 operation
= SMIME_DIGEST_CREATE
;
375 operation
= SMIME_COMPRESS
;
378 operation
= SMIME_UNCOMPRESS
;
381 operation
= SMIME_ENCRYPTED_DECRYPT
;
384 operation
= SMIME_ENCRYPTED_ENCRYPT
;
386 case OPT_DEBUG_DECRYPT
:
387 flags
|= CMS_DEBUG_DECRYPT
;
393 flags
|= CMS_ASCIICRLF
;
396 flags
|= CMS_NOINTERN
;
399 flags
|= CMS_NO_SIGNER_CERT_VERIFY
;
402 flags
|= CMS_NOCERTS
;
408 flags
&= ~CMS_DETACHED
;
411 flags
|= CMS_NOSMIMECAP
;
420 flags
|= CMS_USE_KEYID
;
425 case OPT_NO_CONTENT_VERIFY
:
426 flags
|= CMS_NO_CONTENT_VERIFY
;
428 case OPT_NO_ATTR_VERIFY
:
429 flags
|= CMS_NO_ATTR_VERIFY
;
435 flags
&= ~CMS_STREAM
;
439 flags
|= CMS_CRLFEOL
;
454 if (rctformat
== FORMAT_ASN1
) {
455 if (!opt_format(opt_arg(),
456 OPT_FMT_PEMDER
| OPT_FMT_SMIME
, &rctformat
))
459 rcms
= load_content_info(rctformat
, rctin
, NULL
, "recipient",
460 libctx
, app_get0_propq());
464 certfile
= opt_arg();
488 contfile
= opt_arg();
492 && (rr_from
= sk_OPENSSL_STRING_new_null()) == NULL
)
494 sk_OPENSSL_STRING_push(rr_from
, opt_arg());
498 && (rr_to
= sk_OPENSSL_STRING_new_null()) == NULL
)
500 sk_OPENSSL_STRING_push(rr_to
, opt_arg());
506 if (!set_nameopt(opt_arg()))
510 if (secret_key
!= NULL
) {
511 BIO_printf(bio_err
, "Invalid key (supplied twice) %s\n",
515 secret_key
= OPENSSL_hexstr2buf(opt_arg(), <mp
);
516 if (secret_key
== NULL
) {
517 BIO_printf(bio_err
, "Invalid key %s\n", opt_arg());
520 secret_keylen
= (size_t)ltmp
;
522 case OPT_SECRETKEYID
:
523 if (secret_keyid
!= NULL
) {
524 BIO_printf(bio_err
, "Invalid id (supplied twice) %s\n",
528 secret_keyid
= OPENSSL_hexstr2buf(opt_arg(), <mp
);
529 if (secret_keyid
== NULL
) {
530 BIO_printf(bio_err
, "Invalid id %s\n", opt_arg());
533 secret_keyidlen
= (size_t)ltmp
;
535 case OPT_PWRI_PASSWORD
:
536 pwri_pass
= (unsigned char *)opt_arg();
538 case OPT_ECONTENT_TYPE
:
539 if (econtent_type
!= NULL
) {
540 BIO_printf(bio_err
, "Invalid OID (supplied twice) %s\n",
544 econtent_type
= OBJ_txt2obj(opt_arg(), 0);
545 if (econtent_type
== NULL
) {
546 BIO_printf(bio_err
, "Invalid OID %s\n", opt_arg());
551 e
= setup_engine(opt_arg(), 0);
554 passinarg
= opt_arg();
566 certsoutfile
= opt_arg();
569 digestname
= opt_arg();
572 /* If previous -signer argument add signer to list */
573 if (signerfile
!= NULL
) {
574 if (sksigners
== NULL
575 && (sksigners
= sk_OPENSSL_STRING_new_null()) == NULL
)
577 sk_OPENSSL_STRING_push(sksigners
, signerfile
);
579 keyfile
= signerfile
;
581 && (skkeys
= sk_OPENSSL_STRING_new_null()) == NULL
)
583 sk_OPENSSL_STRING_push(skkeys
, keyfile
);
586 signerfile
= opt_arg();
589 originatorfile
= opt_arg();
592 /* If previous -inkey argument add signer to list */
593 if (keyfile
!= NULL
) {
594 if (signerfile
== NULL
) {
595 BIO_puts(bio_err
, "Illegal -inkey without -signer\n");
598 if (sksigners
== NULL
599 && (sksigners
= sk_OPENSSL_STRING_new_null()) == NULL
)
601 sk_OPENSSL_STRING_push(sksigners
, signerfile
);
604 && (skkeys
= sk_OPENSSL_STRING_new_null()) == NULL
)
606 sk_OPENSSL_STRING_push(skkeys
, keyfile
);
611 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &keyform
))
615 if (operation
== SMIME_ENCRYPT
) {
616 if (encerts
== NULL
&& (encerts
= sk_X509_new_null()) == NULL
)
618 cert
= load_cert(opt_arg(), "recipient certificate file");
621 sk_X509_push(encerts
, cert
);
624 recipfile
= opt_arg();
628 ciphername
= opt_unknown();
632 if (operation
== SMIME_ENCRYPT
) {
634 keyidx
+= sk_X509_num(encerts
);
636 if (keyfile
!= NULL
|| signerfile
!= NULL
)
639 keyidx
+= sk_OPENSSL_STRING_num(skkeys
);
642 BIO_printf(bio_err
, "No key specified\n");
645 if (key_param
== NULL
|| key_param
->idx
!= keyidx
) {
646 cms_key_param
*nparam
;
647 nparam
= app_malloc(sizeof(*nparam
), "key param buffer");
648 if ((nparam
->param
= sk_OPENSSL_STRING_new_null()) == NULL
) {
649 OPENSSL_free(nparam
);
652 nparam
->idx
= keyidx
;
654 if (key_first
== NULL
)
657 key_param
->next
= nparam
;
660 sk_OPENSSL_STRING_push(key_param
->param
, opt_arg());
663 if (!opt_verify(o
, vpm
))
672 if (!opt_provider(o
))
676 conf
= app_load_config_modules(opt_arg());
681 # ifndef OPENSSL_NO_DES
682 wrap_cipher
= EVP_des_ede3_wrap();
685 case OPT_AES128_WRAP
:
686 wrap_cipher
= EVP_aes_128_wrap();
688 case OPT_AES192_WRAP
:
689 wrap_cipher
= EVP_aes_192_wrap();
691 case OPT_AES256_WRAP
:
692 wrap_cipher
= EVP_aes_256_wrap();
695 if (!opt_cipher(opt_unknown(), &wrap_cipher
))
701 if (digestname
!= NULL
) {
702 if (!opt_md(digestname
, &sign_md
))
705 if (ciphername
!= NULL
) {
706 if (!opt_cipher(ciphername
, &cipher
))
710 /* Remaining args are files to process. */
711 argc
= opt_num_rest();
714 if ((rr_allorfirst
!= -1 || rr_from
!= NULL
) && rr_to
== NULL
) {
715 BIO_puts(bio_err
, "No Signed Receipts Recipients\n");
719 if (!(operation
& SMIME_SIGNERS
) && (rr_to
!= NULL
|| rr_from
!= NULL
)) {
720 BIO_puts(bio_err
, "Signed receipts only allowed with -sign\n");
723 if (!(operation
& SMIME_SIGNERS
) && (skkeys
!= NULL
|| sksigners
!= NULL
)) {
724 BIO_puts(bio_err
, "Multiple signers or keys not allowed\n");
728 if ((flags
& CMS_CADES
) != 0) {
729 if ((flags
& CMS_NOATTR
) != 0) {
730 BIO_puts(bio_err
, "Incompatible options: "
731 "CAdES requires signed attributes\n");
734 if (operation
== SMIME_VERIFY
735 && (flags
& (CMS_NO_SIGNER_CERT_VERIFY
| CMS_NO_ATTR_VERIFY
)) != 0) {
736 BIO_puts(bio_err
, "Incompatible options: CAdES validation requires"
737 " certs and signed attributes validations\n");
742 if (operation
& SMIME_SIGNERS
) {
743 if (keyfile
!= NULL
&& signerfile
== NULL
) {
744 BIO_puts(bio_err
, "Illegal -inkey without -signer\n");
747 /* Check to see if any final signer needs to be appended */
748 if (signerfile
!= NULL
) {
749 if (sksigners
== NULL
750 && (sksigners
= sk_OPENSSL_STRING_new_null()) == NULL
)
752 sk_OPENSSL_STRING_push(sksigners
, signerfile
);
753 if (skkeys
== NULL
&& (skkeys
= sk_OPENSSL_STRING_new_null()) == NULL
)
756 keyfile
= signerfile
;
757 sk_OPENSSL_STRING_push(skkeys
, keyfile
);
759 if (sksigners
== NULL
) {
760 BIO_printf(bio_err
, "No signer certificate specified\n");
765 } else if (operation
== SMIME_DECRYPT
) {
766 if (recipfile
== NULL
&& keyfile
== NULL
767 && secret_key
== NULL
&& pwri_pass
== NULL
) {
769 "No recipient certificate or key specified\n");
772 } else if (operation
== SMIME_ENCRYPT
) {
773 if (*argv
== NULL
&& secret_key
== NULL
774 && pwri_pass
== NULL
&& encerts
== NULL
) {
775 BIO_printf(bio_err
, "No recipient(s) certificate(s) specified\n");
778 } else if (!operation
) {
779 BIO_printf(bio_err
, "No operation option (-encrypt|-decrypt|-sign|-verify|...) specified.\n");
783 if (!app_passwd(passinarg
, NULL
, &passin
, NULL
)) {
784 BIO_printf(bio_err
, "Error getting password\n");
790 if (!(operation
& SMIME_SIGNERS
))
791 flags
&= ~CMS_DETACHED
;
793 if (!(operation
& SMIME_OP
))
794 if (flags
& CMS_BINARY
)
795 outformat
= FORMAT_BINARY
;
797 if (!(operation
& SMIME_IP
))
798 if (flags
& CMS_BINARY
)
799 informat
= FORMAT_BINARY
;
801 if (operation
== SMIME_ENCRYPT
) {
803 # ifndef OPENSSL_NO_DES
804 cipher
= EVP_des_ede3_cbc();
806 BIO_printf(bio_err
, "No cipher selected\n");
811 if (secret_key
&& !secret_keyid
) {
812 BIO_printf(bio_err
, "No secret key id\n");
816 if (*argv
&& encerts
== NULL
)
817 if ((encerts
= sk_X509_new_null()) == NULL
)
820 if ((cert
= load_cert(*argv
, "recipient certificate file")) == NULL
)
822 sk_X509_push(encerts
, cert
);
828 if (certfile
!= NULL
) {
829 if (!load_certs(certfile
, 0, &other
, NULL
, "certificate file")) {
830 ERR_print_errors(bio_err
);
835 if (recipfile
!= NULL
&& (operation
== SMIME_DECRYPT
)) {
836 if ((recip
= load_cert(recipfile
,
837 "recipient certificate file")) == NULL
) {
838 ERR_print_errors(bio_err
);
843 if (originatorfile
!= NULL
) {
844 if ((originator
= load_cert(originatorfile
,
845 "originator certificate file")) == NULL
) {
846 ERR_print_errors(bio_err
);
851 if (operation
== SMIME_SIGN_RECEIPT
) {
852 if ((signer
= load_cert(signerfile
,
853 "receipt signer certificate file")) == NULL
) {
854 ERR_print_errors(bio_err
);
859 if ((operation
== SMIME_DECRYPT
) || (operation
== SMIME_ENCRYPT
)) {
862 } else if ((operation
== SMIME_SIGN
) || (operation
== SMIME_SIGN_RECEIPT
)) {
864 keyfile
= signerfile
;
869 if (keyfile
!= NULL
) {
870 key
= load_key(keyfile
, keyform
, 0, passin
, e
, "signing key");
875 in
= bio_open_default(infile
, 'r', informat
);
879 if (operation
& SMIME_IP
) {
880 cms
= load_content_info(informat
, in
, &indata
, "SMIME", libctx
, app_get0_propq());
883 if (contfile
!= NULL
) {
885 if ((indata
= BIO_new_file(contfile
, "rb")) == NULL
) {
886 BIO_printf(bio_err
, "Can't read content file %s\n", contfile
);
890 if (certsoutfile
!= NULL
) {
891 STACK_OF(X509
) *allcerts
;
892 allcerts
= CMS_get1_certs(cms
);
893 if (!save_certs(certsoutfile
, allcerts
)) {
895 "Error writing certs to %s\n", certsoutfile
);
899 sk_X509_pop_free(allcerts
, X509_free
);
903 if (rctfile
!= NULL
) {
904 char *rctmode
= (rctformat
== FORMAT_ASN1
) ? "rb" : "r";
905 if ((rctin
= BIO_new_file(rctfile
, rctmode
)) == NULL
) {
906 BIO_printf(bio_err
, "Can't open receipt file %s\n", rctfile
);
910 rcms
= load_content_info(rctformat
, rctin
, NULL
, "recipient", libctx
,
916 out
= bio_open_default(outfile
, 'w', outformat
);
920 if ((operation
== SMIME_VERIFY
) || (operation
== SMIME_VERIFY_RECEIPT
)) {
921 if ((store
= setup_verify(CAfile
, noCAfile
, CApath
, noCApath
,
922 CAstore
, noCAstore
)) == NULL
)
924 X509_STORE_set_verify_cb(store
, cms_cb
);
926 X509_STORE_set1_param(store
, vpm
);
931 if (operation
== SMIME_DATA_CREATE
) {
932 cms
= CMS_data_create_ex(in
, flags
, libctx
, app_get0_propq());
933 } else if (operation
== SMIME_DIGEST_CREATE
) {
934 cms
= CMS_digest_create_ex(in
, sign_md
, flags
, libctx
, app_get0_propq());
935 } else if (operation
== SMIME_COMPRESS
) {
936 cms
= CMS_compress(in
, -1, flags
);
937 } else if (operation
== SMIME_ENCRYPT
) {
939 flags
|= CMS_PARTIAL
;
940 cms
= CMS_encrypt_ex(NULL
, in
, cipher
, flags
, libctx
, app_get0_propq());
943 for (i
= 0; i
< sk_X509_num(encerts
); i
++) {
944 CMS_RecipientInfo
*ri
;
945 cms_key_param
*kparam
;
946 int tflags
= flags
| CMS_KEY_PARAM
; /* This flag enforces allocating the EVP_PKEY_CTX for the recipient here */
948 X509
*x
= sk_X509_value(encerts
, i
);
951 for (kparam
= key_first
; kparam
; kparam
= kparam
->next
) {
952 if (kparam
->idx
== i
) {
956 ri
= CMS_add1_recipient(cms
, x
, key
, originator
, tflags
);
960 pctx
= CMS_RecipientInfo_get0_pkey_ctx(ri
);
961 if (kparam
!= NULL
) {
962 if (!cms_set_pkey_param(pctx
, kparam
->param
))
966 res
= EVP_PKEY_CTX_ctrl(pctx
, -1, -1,
967 EVP_PKEY_CTRL_CIPHER
,
968 EVP_CIPHER_nid(cipher
), NULL
);
969 if (res
<= 0 && res
!= -2)
972 if (CMS_RecipientInfo_type(ri
) == CMS_RECIPINFO_AGREE
974 EVP_CIPHER_CTX
*wctx
;
975 wctx
= CMS_RecipientInfo_kari_get0_ctx(ri
);
976 EVP_EncryptInit_ex(wctx
, wrap_cipher
, NULL
, NULL
, NULL
);
980 if (secret_key
!= NULL
) {
981 if (!CMS_add0_recipient_key(cms
, NID_undef
,
982 secret_key
, secret_keylen
,
983 secret_keyid
, secret_keyidlen
,
986 /* NULL these because call absorbs them */
990 if (pwri_pass
!= NULL
) {
991 pwri_tmp
= (unsigned char *)OPENSSL_strdup((char *)pwri_pass
);
992 if (pwri_tmp
== NULL
)
994 if (CMS_add0_recipient_password(cms
,
995 -1, NID_undef
, NID_undef
,
996 pwri_tmp
, -1, NULL
) == NULL
)
1000 if (!(flags
& CMS_STREAM
)) {
1001 if (!CMS_final(cms
, in
, NULL
, flags
))
1004 } else if (operation
== SMIME_ENCRYPTED_ENCRYPT
) {
1005 cms
= CMS_EncryptedData_encrypt_ex(in
, cipher
, secret_key
,
1006 secret_keylen
, flags
, libctx
, app_get0_propq());
1008 } else if (operation
== SMIME_SIGN_RECEIPT
) {
1009 CMS_ContentInfo
*srcms
= NULL
;
1010 STACK_OF(CMS_SignerInfo
) *sis
;
1012 sis
= CMS_get0_SignerInfos(cms
);
1015 si
= sk_CMS_SignerInfo_value(sis
, 0);
1016 srcms
= CMS_sign_receipt(si
, signer
, key
, other
, flags
);
1019 CMS_ContentInfo_free(cms
);
1021 } else if (operation
& SMIME_SIGNERS
) {
1024 * If detached data content we enable streaming if S/MIME output
1027 if (operation
== SMIME_SIGN
) {
1029 if (flags
& CMS_DETACHED
) {
1030 if (outformat
== FORMAT_SMIME
)
1031 flags
|= CMS_STREAM
;
1033 flags
|= CMS_PARTIAL
;
1034 cms
= CMS_sign_ex(NULL
, NULL
, other
, in
, flags
, libctx
, app_get0_propq());
1037 if (econtent_type
!= NULL
)
1038 CMS_set1_eContentType(cms
, econtent_type
);
1040 if (rr_to
!= NULL
) {
1041 rr
= make_receipt_request(rr_to
, rr_allorfirst
, rr_from
, libctx
);
1044 "Signed Receipt Request Creation Error\n");
1049 flags
|= CMS_REUSE_DIGEST
;
1051 for (i
= 0; i
< sk_OPENSSL_STRING_num(sksigners
); i
++) {
1053 cms_key_param
*kparam
;
1055 signerfile
= sk_OPENSSL_STRING_value(sksigners
, i
);
1056 keyfile
= sk_OPENSSL_STRING_value(skkeys
, i
);
1058 signer
= load_cert(signerfile
, "signer certificate");
1059 if (signer
== NULL
) {
1063 key
= load_key(keyfile
, keyform
, 0, passin
, e
, "signing key");
1069 for (kparam
= key_first
; kparam
; kparam
= kparam
->next
) {
1070 if (kparam
->idx
== i
) {
1071 tflags
|= CMS_KEY_PARAM
;
1075 si
= CMS_add1_signer(cms
, signer
, key
, sign_md
, tflags
);
1078 if (kparam
!= NULL
) {
1080 pctx
= CMS_SignerInfo_get0_pkey_ctx(si
);
1081 if (!cms_set_pkey_param(pctx
, kparam
->param
))
1084 if (rr
!= NULL
&& !CMS_add1_ReceiptRequest(si
, rr
))
1091 /* If not streaming or resigning finalize structure */
1092 if ((operation
== SMIME_SIGN
) && !(flags
& CMS_STREAM
)) {
1093 if (!CMS_final(cms
, in
, NULL
, flags
))
1099 BIO_printf(bio_err
, "Error creating CMS structure\n");
1104 if (operation
== SMIME_DECRYPT
) {
1105 if (flags
& CMS_DEBUG_DECRYPT
)
1106 CMS_decrypt(cms
, NULL
, NULL
, NULL
, NULL
, flags
);
1108 if (secret_key
!= NULL
) {
1109 if (!CMS_decrypt_set1_key(cms
,
1110 secret_key
, secret_keylen
,
1111 secret_keyid
, secret_keyidlen
)) {
1112 BIO_puts(bio_err
, "Error decrypting CMS using secret key\n");
1118 if (!CMS_decrypt_set1_pkey_and_peer(cms
, key
, recip
, originator
)) {
1119 BIO_puts(bio_err
, "Error decrypting CMS using private key\n");
1124 if (pwri_pass
!= NULL
) {
1125 if (!CMS_decrypt_set1_password(cms
, pwri_pass
, -1)) {
1126 BIO_puts(bio_err
, "Error decrypting CMS using password\n");
1131 if (!CMS_decrypt(cms
, NULL
, NULL
, indata
, out
, flags
)) {
1132 BIO_printf(bio_err
, "Error decrypting CMS structure\n");
1135 } else if (operation
== SMIME_DATAOUT
) {
1136 if (!CMS_data(cms
, out
, flags
))
1138 } else if (operation
== SMIME_UNCOMPRESS
) {
1139 if (!CMS_uncompress(cms
, indata
, out
, flags
))
1141 } else if (operation
== SMIME_DIGEST_VERIFY
) {
1142 if (CMS_digest_verify(cms
, indata
, out
, flags
) > 0) {
1143 BIO_printf(bio_err
, "Verification successful\n");
1145 BIO_printf(bio_err
, "Verification failure\n");
1148 } else if (operation
== SMIME_ENCRYPTED_DECRYPT
) {
1149 if (!CMS_EncryptedData_decrypt(cms
, secret_key
, secret_keylen
,
1150 indata
, out
, flags
))
1152 } else if (operation
== SMIME_VERIFY
) {
1153 if (CMS_verify(cms
, other
, store
, indata
, out
, flags
) > 0) {
1154 BIO_printf(bio_err
, "%s Verification successful\n",
1155 (flags
& CMS_CADES
) ? "CAdES" : "CMS");
1157 BIO_printf(bio_err
, "Verification failure\n");
1159 ret
= verify_err
+ 32;
1162 if (signerfile
!= NULL
) {
1163 STACK_OF(X509
) *signers
;
1164 signers
= CMS_get0_signers(cms
);
1165 if (!save_certs(signerfile
, signers
)) {
1167 "Error writing signers to %s\n", signerfile
);
1171 sk_X509_free(signers
);
1174 receipt_request_print(cms
);
1176 } else if (operation
== SMIME_VERIFY_RECEIPT
) {
1177 if (CMS_verify_receipt(rcms
, cms
, other
, store
, flags
) > 0) {
1178 BIO_printf(bio_err
, "Verification successful\n");
1180 BIO_printf(bio_err
, "Verification failure\n");
1186 ASN1_PCTX
*pctx
= NULL
;
1187 if (get_nameopt() != XN_FLAG_ONELINE
) {
1188 pctx
= ASN1_PCTX_new();
1189 if (pctx
!= NULL
) { /* Print anyway if malloc failed */
1190 ASN1_PCTX_set_flags(pctx
, ASN1_PCTX_FLAGS_SHOW_ABSENT
);
1191 ASN1_PCTX_set_str_flags(pctx
, get_nameopt());
1192 ASN1_PCTX_set_nm_flags(pctx
, get_nameopt());
1195 CMS_ContentInfo_print_ctx(out
, cms
, 0, pctx
);
1196 ASN1_PCTX_free(pctx
);
1198 } else if (outformat
== FORMAT_SMIME
) {
1200 BIO_printf(out
, "To: %s%s", to
, mime_eol
);
1202 BIO_printf(out
, "From: %s%s", from
, mime_eol
);
1204 BIO_printf(out
, "Subject: %s%s", subject
, mime_eol
);
1205 if (operation
== SMIME_RESIGN
)
1206 ret
= SMIME_write_CMS(out
, cms
, indata
, flags
);
1208 ret
= SMIME_write_CMS(out
, cms
, in
, flags
);
1209 } else if (outformat
== FORMAT_PEM
) {
1210 ret
= PEM_write_bio_CMS_stream(out
, cms
, in
, flags
);
1211 } else if (outformat
== FORMAT_ASN1
) {
1212 ret
= i2d_CMS_bio_stream(out
, cms
, in
, flags
);
1214 BIO_printf(bio_err
, "Bad output format for CMS file\n");
1225 ERR_print_errors(bio_err
);
1226 sk_X509_pop_free(encerts
, X509_free
);
1227 sk_X509_pop_free(other
, X509_free
);
1228 X509_VERIFY_PARAM_free(vpm
);
1229 sk_OPENSSL_STRING_free(sksigners
);
1230 sk_OPENSSL_STRING_free(skkeys
);
1231 OPENSSL_free(secret_key
);
1232 OPENSSL_free(secret_keyid
);
1233 OPENSSL_free(pwri_tmp
);
1234 ASN1_OBJECT_free(econtent_type
);
1235 CMS_ReceiptRequest_free(rr
);
1236 sk_OPENSSL_STRING_free(rr_to
);
1237 sk_OPENSSL_STRING_free(rr_from
);
1238 for (key_param
= key_first
; key_param
;) {
1239 cms_key_param
*tparam
;
1240 sk_OPENSSL_STRING_free(key_param
->param
);
1241 tparam
= key_param
->next
;
1242 OPENSSL_free(key_param
);
1245 X509_STORE_free(store
);
1250 CMS_ContentInfo_free(cms
);
1251 CMS_ContentInfo_free(rcms
);
1257 OPENSSL_free(passin
);
1262 static int save_certs(char *signerfile
, STACK_OF(X509
) *signers
)
1266 if (signerfile
== NULL
)
1268 tmp
= BIO_new_file(signerfile
, "w");
1271 for (i
= 0; i
< sk_X509_num(signers
); i
++)
1272 PEM_write_bio_X509(tmp
, sk_X509_value(signers
, i
));
1277 /* Minimal callback just to output policy info (if any) */
1279 static int cms_cb(int ok
, X509_STORE_CTX
*ctx
)
1283 error
= X509_STORE_CTX_get_error(ctx
);
1287 if ((error
!= X509_V_ERR_NO_EXPLICIT_POLICY
)
1288 && ((error
!= X509_V_OK
) || (ok
!= 2)))
1291 policies_print(ctx
);
1297 static void gnames_stack_print(STACK_OF(GENERAL_NAMES
) *gns
)
1299 STACK_OF(GENERAL_NAME
) *gens
;
1303 for (i
= 0; i
< sk_GENERAL_NAMES_num(gns
); i
++) {
1304 gens
= sk_GENERAL_NAMES_value(gns
, i
);
1305 for (j
= 0; j
< sk_GENERAL_NAME_num(gens
); j
++) {
1306 gen
= sk_GENERAL_NAME_value(gens
, j
);
1307 BIO_puts(bio_err
, " ");
1308 GENERAL_NAME_print(bio_err
, gen
);
1309 BIO_puts(bio_err
, "\n");
1315 static void receipt_request_print(CMS_ContentInfo
*cms
)
1317 STACK_OF(CMS_SignerInfo
) *sis
;
1319 CMS_ReceiptRequest
*rr
;
1321 STACK_OF(GENERAL_NAMES
) *rto
, *rlist
;
1324 sis
= CMS_get0_SignerInfos(cms
);
1325 for (i
= 0; i
< sk_CMS_SignerInfo_num(sis
); i
++) {
1326 si
= sk_CMS_SignerInfo_value(sis
, i
);
1327 rv
= CMS_get1_ReceiptRequest(si
, &rr
);
1328 BIO_printf(bio_err
, "Signer %d:\n", i
+ 1);
1330 BIO_puts(bio_err
, " No Receipt Request\n");
1331 } else if (rv
< 0) {
1332 BIO_puts(bio_err
, " Receipt Request Parse Error\n");
1333 ERR_print_errors(bio_err
);
1337 CMS_ReceiptRequest_get0_values(rr
, &scid
, &allorfirst
,
1339 BIO_puts(bio_err
, " Signed Content ID:\n");
1340 idlen
= ASN1_STRING_length(scid
);
1341 id
= (const char *)ASN1_STRING_get0_data(scid
);
1342 BIO_dump_indent(bio_err
, id
, idlen
, 4);
1343 BIO_puts(bio_err
, " Receipts From");
1344 if (rlist
!= NULL
) {
1345 BIO_puts(bio_err
, " List:\n");
1346 gnames_stack_print(rlist
);
1347 } else if (allorfirst
== 1) {
1348 BIO_puts(bio_err
, ": First Tier\n");
1349 } else if (allorfirst
== 0) {
1350 BIO_puts(bio_err
, ": All\n");
1352 BIO_printf(bio_err
, " Unknown (%d)\n", allorfirst
);
1354 BIO_puts(bio_err
, " Receipts To:\n");
1355 gnames_stack_print(rto
);
1357 CMS_ReceiptRequest_free(rr
);
1361 static STACK_OF(GENERAL_NAMES
) *make_names_stack(STACK_OF(OPENSSL_STRING
) *ns
)
1364 STACK_OF(GENERAL_NAMES
) *ret
;
1365 GENERAL_NAMES
*gens
= NULL
;
1366 GENERAL_NAME
*gen
= NULL
;
1367 ret
= sk_GENERAL_NAMES_new_null();
1370 for (i
= 0; i
< sk_OPENSSL_STRING_num(ns
); i
++) {
1371 char *str
= sk_OPENSSL_STRING_value(ns
, i
);
1372 gen
= a2i_GENERAL_NAME(NULL
, NULL
, NULL
, GEN_EMAIL
, str
, 0);
1375 gens
= GENERAL_NAMES_new();
1378 if (!sk_GENERAL_NAME_push(gens
, gen
))
1381 if (!sk_GENERAL_NAMES_push(ret
, gens
))
1389 sk_GENERAL_NAMES_pop_free(ret
, GENERAL_NAMES_free
);
1390 GENERAL_NAMES_free(gens
);
1391 GENERAL_NAME_free(gen
);
1395 static CMS_ReceiptRequest
*make_receipt_request(
1396 STACK_OF(OPENSSL_STRING
) *rr_to
, int rr_allorfirst
,
1397 STACK_OF(OPENSSL_STRING
) *rr_from
,
1398 OSSL_LIB_CTX
*libctx
)
1400 STACK_OF(GENERAL_NAMES
) *rct_to
= NULL
, *rct_from
= NULL
;
1401 CMS_ReceiptRequest
*rr
;
1402 rct_to
= make_names_stack(rr_to
);
1405 if (rr_from
!= NULL
) {
1406 rct_from
= make_names_stack(rr_from
);
1407 if (rct_from
== NULL
)
1412 rr
= CMS_ReceiptRequest_create0_ex(NULL
, -1, rr_allorfirst
, rct_from
,
1413 rct_to
, libctx
, app_get0_propq());
1416 sk_GENERAL_NAMES_pop_free(rct_to
, GENERAL_NAMES_free
);
1420 static int cms_set_pkey_param(EVP_PKEY_CTX
*pctx
,
1421 STACK_OF(OPENSSL_STRING
) *param
)
1425 if (sk_OPENSSL_STRING_num(param
) <= 0)
1427 for (i
= 0; i
< sk_OPENSSL_STRING_num(param
); i
++) {
1428 keyopt
= sk_OPENSSL_STRING_value(param
, i
);
1429 if (pkey_ctrl_string(pctx
, keyopt
) <= 0) {
1430 BIO_printf(bio_err
, "parameter error \"%s\"\n", keyopt
);
1431 ERR_print_errors(bio_err
);