-/* apps/cms.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
- * project.
- */
-/* ====================================================================
- * Copyright (c) 2008 The OpenSSL Project. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. All advertising materials mentioning features or use of this
- * software must display the following acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * licensing@OpenSSL.org.
+/*
+ * Copyright 2008-2017 The OpenSSL Project Authors. All Rights Reserved.
*
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
- * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
- * OF THE POSSIBILITY OF SUCH DAMAGE.
- * ====================================================================
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
/* CMS utility function */
#ifndef OPENSSL_NO_CMS
-#include <openssl/crypto.h>
-#include <openssl/pem.h>
-#include <openssl/err.h>
-#include <openssl/x509_vfy.h>
-#include <openssl/x509v3.h>
-#include <openssl/cms.h>
+# include <openssl/crypto.h>
+# include <openssl/pem.h>
+# include <openssl/err.h>
+# include <openssl/x509_vfy.h>
+# include <openssl/x509v3.h>
+# include <openssl/cms.h>
-#undef PROG
-#define PROG cms_main
static int save_certs(char *signerfile, STACK_OF(X509) *signers);
static int cms_cb(int ok, X509_STORE_CTX *ctx);
-static void receipt_request_print(BIO *out, CMS_ContentInfo *cms);
-static CMS_ReceiptRequest *make_receipt_request(STACK_OF(STRING) *rr_to,
- int rr_allorfirst,
- STACK_OF(STRING) *rr_from);
-
-#define SMIME_OP 0x10
-#define SMIME_IP 0x20
-#define SMIME_SIGNERS 0x40
-#define SMIME_ENCRYPT (1 | SMIME_OP)
-#define SMIME_DECRYPT (2 | SMIME_IP)
-#define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
-#define SMIME_VERIFY (4 | SMIME_IP)
-#define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
-#define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
-#define SMIME_DATAOUT (7 | SMIME_IP)
-#define SMIME_DATA_CREATE (8 | SMIME_OP)
-#define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
-#define SMIME_DIGEST_CREATE (10 | SMIME_OP)
-#define SMIME_UNCOMPRESS (11 | SMIME_IP)
-#define SMIME_COMPRESS (12 | SMIME_OP)
-#define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
-#define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
-#define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
-#define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
-
-int verify_err = 0;
-
-int MAIN(int, char **);
-
-int MAIN(int argc, char **argv)
- {
- ENGINE *e = NULL;
- int operation = 0;
- int ret = 0;
- char **args;
- const char *inmode = "r", *outmode = "w";
- char *infile = NULL, *outfile = NULL, *rctfile = NULL;
- char *signerfile = NULL, *recipfile = NULL;
- STACK_OF(STRING) *sksigners = NULL, *skkeys = NULL;
- char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
- char *certsoutfile = NULL;
- const EVP_CIPHER *cipher = NULL;
- CMS_ContentInfo *cms = NULL, *rcms = NULL;
- X509_STORE *store = NULL;
- X509 *cert = NULL, *recip = NULL, *signer = NULL;
- EVP_PKEY *key = NULL;
- STACK_OF(X509) *encerts = NULL, *other = NULL;
- BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
- int badarg = 0;
- int flags = CMS_DETACHED, noout = 0, print = 0;
- int verify_retcode = 0;
- int rr_print = 0, rr_allorfirst = -1;
- STACK_OF(STRING) *rr_to = NULL, *rr_from = NULL;
- CMS_ReceiptRequest *rr = NULL;
- char *to = NULL, *from = NULL, *subject = NULL;
- char *CAfile = NULL, *CApath = NULL;
- char *passargin = NULL, *passin = NULL;
- char *inrand = NULL;
- int need_rand = 0;
- const EVP_MD *sign_md = NULL;
- int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
- int rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
-#ifndef OPENSSL_NO_ENGINE
- char *engine=NULL;
-#endif
- unsigned char *secret_key = NULL, *secret_keyid = NULL;
- size_t secret_keylen = 0, secret_keyidlen = 0;
-
- ASN1_OBJECT *econtent_type = NULL;
-
- X509_VERIFY_PARAM *vpm = NULL;
-
- args = argv + 1;
- ret = 1;
-
- apps_startup();
-
- if (bio_err == NULL)
- {
- if ((bio_err = BIO_new(BIO_s_file())) != NULL)
- BIO_set_fp(bio_err, stderr, BIO_NOCLOSE|BIO_FP_TEXT);
- }
-
- if (!load_config(bio_err, NULL))
- goto end;
-
- while (!badarg && *args && *args[0] == '-')
- {
- if (!strcmp (*args, "-encrypt"))
- operation = SMIME_ENCRYPT;
- else if (!strcmp (*args, "-decrypt"))
- operation = SMIME_DECRYPT;
- else if (!strcmp (*args, "-sign"))
- operation = SMIME_SIGN;
- else if (!strcmp (*args, "-sign_receipt"))
- operation = SMIME_SIGN_RECEIPT;
- else if (!strcmp (*args, "-resign"))
- operation = SMIME_RESIGN;
- else if (!strcmp (*args, "-verify"))
- operation = SMIME_VERIFY;
- else if (!strcmp (*args, "-verify_retcode"))
- verify_retcode = 1;
- else if (!strcmp(*args,"-verify_receipt"))
- {
- operation = SMIME_VERIFY_RECEIPT;
- if (!args[1])
- goto argerr;
- args++;
- rctfile = *args;
- }
- else if (!strcmp (*args, "-cmsout"))
- operation = SMIME_CMSOUT;
- else if (!strcmp (*args, "-data_out"))
- operation = SMIME_DATAOUT;
- else if (!strcmp (*args, "-data_create"))
- operation = SMIME_DATA_CREATE;
- else if (!strcmp (*args, "-digest_verify"))
- operation = SMIME_DIGEST_VERIFY;
- else if (!strcmp (*args, "-digest_create"))
- operation = SMIME_DIGEST_CREATE;
- else if (!strcmp (*args, "-compress"))
- operation = SMIME_COMPRESS;
- else if (!strcmp (*args, "-uncompress"))
- operation = SMIME_UNCOMPRESS;
- else if (!strcmp (*args, "-EncryptedData_decrypt"))
- operation = SMIME_ENCRYPTED_DECRYPT;
- else if (!strcmp (*args, "-EncryptedData_encrypt"))
- operation = SMIME_ENCRYPTED_ENCRYPT;
-#ifndef OPENSSL_NO_DES
- else if (!strcmp (*args, "-des3"))
- cipher = EVP_des_ede3_cbc();
- else if (!strcmp (*args, "-des"))
- cipher = EVP_des_cbc();
-#endif
-#ifndef OPENSSL_NO_SEED
- else if (!strcmp (*args, "-seed"))
- cipher = EVP_seed_cbc();
-#endif
-#ifndef OPENSSL_NO_RC2
- else if (!strcmp (*args, "-rc2-40"))
- cipher = EVP_rc2_40_cbc();
- else if (!strcmp (*args, "-rc2-128"))
- cipher = EVP_rc2_cbc();
- else if (!strcmp (*args, "-rc2-64"))
- cipher = EVP_rc2_64_cbc();
-#endif
-#ifndef OPENSSL_NO_AES
- else if (!strcmp(*args,"-aes128"))
- cipher = EVP_aes_128_cbc();
- else if (!strcmp(*args,"-aes192"))
- cipher = EVP_aes_192_cbc();
- else if (!strcmp(*args,"-aes256"))
- cipher = EVP_aes_256_cbc();
-#endif
-#ifndef OPENSSL_NO_CAMELLIA
- else if (!strcmp(*args,"-camellia128"))
- cipher = EVP_camellia_128_cbc();
- else if (!strcmp(*args,"-camellia192"))
- cipher = EVP_camellia_192_cbc();
- else if (!strcmp(*args,"-camellia256"))
- cipher = EVP_camellia_256_cbc();
-#endif
- else if (!strcmp (*args, "-text"))
- flags |= CMS_TEXT;
- else if (!strcmp (*args, "-nointern"))
- flags |= CMS_NOINTERN;
- else if (!strcmp (*args, "-noverify")
- || !strcmp (*args, "-no_signer_cert_verify"))
- flags |= CMS_NO_SIGNER_CERT_VERIFY;
- else if (!strcmp (*args, "-nocerts"))
- flags |= CMS_NOCERTS;
- else if (!strcmp (*args, "-noattr"))
- flags |= CMS_NOATTR;
- else if (!strcmp (*args, "-nodetach"))
- flags &= ~CMS_DETACHED;
- else if (!strcmp (*args, "-nosmimecap"))
- flags |= CMS_NOSMIMECAP;
- else if (!strcmp (*args, "-binary"))
- flags |= CMS_BINARY;
- else if (!strcmp (*args, "-keyid"))
- flags |= CMS_USE_KEYID;
- else if (!strcmp (*args, "-nosigs"))
- flags |= CMS_NOSIGS;
- else if (!strcmp (*args, "-no_content_verify"))
- flags |= CMS_NO_CONTENT_VERIFY;
- else if (!strcmp (*args, "-no_attr_verify"))
- flags |= CMS_NO_ATTR_VERIFY;
- else if (!strcmp (*args, "-stream"))
- flags |= CMS_STREAM;
- else if (!strcmp (*args, "-indef"))
- flags |= CMS_STREAM;
- else if (!strcmp (*args, "-noindef"))
- flags &= ~CMS_STREAM;
- else if (!strcmp (*args, "-nooldmime"))
- flags |= CMS_NOOLDMIMETYPE;
- else if (!strcmp (*args, "-crlfeol"))
- flags |= CMS_CRLFEOL;
- else if (!strcmp (*args, "-noout"))
- noout = 1;
- else if (!strcmp (*args, "-receipt_request_print"))
- rr_print = 1;
- else if (!strcmp (*args, "-receipt_request_all"))
- rr_allorfirst = 0;
- else if (!strcmp (*args, "-receipt_request_first"))
- rr_allorfirst = 1;
- else if (!strcmp(*args,"-receipt_request_from"))
- {
- if (!args[1])
- goto argerr;
- args++;
- if (!rr_from)
- rr_from = sk_STRING_new_null();
- sk_STRING_push(rr_from, *args);
- }
- else if (!strcmp(*args,"-receipt_request_to"))
- {
- if (!args[1])
- goto argerr;
- args++;
- if (!rr_to)
- rr_to = sk_STRING_new_null();
- sk_STRING_push(rr_to, *args);
- }
- else if (!strcmp (*args, "-print"))
- {
- noout = 1;
- print = 1;
- }
- else if (!strcmp(*args,"-secretkey"))
- {
- long ltmp;
- if (!args[1])
- goto argerr;
- args++;
- secret_key = string_to_hex(*args, <mp);
- if (!secret_key)
- {
- BIO_printf(bio_err, "Invalid key %s\n", *args);
- goto argerr;
- }
- secret_keylen = (size_t)ltmp;
- }
- else if (!strcmp(*args,"-secretkeyid"))
- {
- long ltmp;
- if (!args[1])
- goto argerr;
- args++;
- secret_keyid = string_to_hex(*args, <mp);
- if (!secret_keyid)
- {
- BIO_printf(bio_err, "Invalid id %s\n", *args);
- goto argerr;
- }
- secret_keyidlen = (size_t)ltmp;
- }
- else if (!strcmp(*args,"-econtent_type"))
- {
- if (!args[1])
- goto argerr;
- args++;
- econtent_type = OBJ_txt2obj(*args, 0);
- if (!econtent_type)
- {
- BIO_printf(bio_err, "Invalid OID %s\n", *args);
- goto argerr;
- }
- }
- else if (!strcmp(*args,"-rand"))
- {
- if (!args[1])
- goto argerr;
- args++;
- inrand = *args;
- need_rand = 1;
- }
-#ifndef OPENSSL_NO_ENGINE
- else if (!strcmp(*args,"-engine"))
- {
- if (!args[1])
- goto argerr;
- engine = *++args;
- }
-#endif
- else if (!strcmp(*args,"-passin"))
- {
- if (!args[1])
- goto argerr;
- passargin = *++args;
- }
- else if (!strcmp (*args, "-to"))
- {
- if (!args[1])
- goto argerr;
- to = *++args;
- }
- else if (!strcmp (*args, "-from"))
- {
- if (!args[1])
- goto argerr;
- from = *++args;
- }
- else if (!strcmp (*args, "-subject"))
- {
- if (!args[1])
- goto argerr;
- subject = *++args;
- }
- else if (!strcmp (*args, "-signer"))
- {
- if (!args[1])
- goto argerr;
- /* If previous -signer argument add signer to list */
-
- if (signerfile)
- {
- if (!sksigners)
- sksigners = sk_STRING_new_null();
- sk_STRING_push(sksigners, signerfile);
- if (!keyfile)
- keyfile = signerfile;
- if (!skkeys)
- skkeys = sk_STRING_new_null();
- sk_STRING_push(skkeys, keyfile);
- keyfile = NULL;
- }
- signerfile = *++args;
- }
- else if (!strcmp (*args, "-recip"))
- {
- if (!args[1])
- goto argerr;
- recipfile = *++args;
- }
- else if (!strcmp (*args, "-certsout"))
- {
- if (!args[1])
- goto argerr;
- certsoutfile = *++args;
- }
- else if (!strcmp (*args, "-md"))
- {
- if (!args[1])
- goto argerr;
- sign_md = EVP_get_digestbyname(*++args);
- if (sign_md == NULL)
- {
- BIO_printf(bio_err, "Unknown digest %s\n",
- *args);
- goto argerr;
- }
- }
- else if (!strcmp (*args, "-inkey"))
- {
- if (!args[1])
- goto argerr;
- /* If previous -inkey arument add signer to list */
- if (keyfile)
- {
- if (!signerfile)
- {
- BIO_puts(bio_err, "Illegal -inkey without -signer\n");
- goto argerr;
- }
- if (!sksigners)
- sksigners = sk_STRING_new_null();
- sk_STRING_push(sksigners, signerfile);
- signerfile = NULL;
- if (!skkeys)
- skkeys = sk_STRING_new_null();
- sk_STRING_push(skkeys, keyfile);
- }
- keyfile = *++args;
- }
- else if (!strcmp (*args, "-keyform"))
- {
- if (!args[1])
- goto argerr;
- keyform = str2fmt(*++args);
- }
- else if (!strcmp (*args, "-rctform"))
- {
- if (!args[1])
- goto argerr;
- rctformat = str2fmt(*++args);
- }
- else if (!strcmp (*args, "-certfile"))
- {
- if (!args[1])
- goto argerr;
- certfile = *++args;
- }
- else if (!strcmp (*args, "-CAfile"))
- {
- if (!args[1])
- goto argerr;
- CAfile = *++args;
- }
- else if (!strcmp (*args, "-CApath"))
- {
- if (!args[1])
- goto argerr;
- CApath = *++args;
- }
- else if (!strcmp (*args, "-in"))
- {
- if (!args[1])
- goto argerr;
- infile = *++args;
- }
- else if (!strcmp (*args, "-inform"))
- {
- if (!args[1])
- goto argerr;
- informat = str2fmt(*++args);
- }
- else if (!strcmp (*args, "-outform"))
- {
- if (!args[1])
- goto argerr;
- outformat = str2fmt(*++args);
- }
- else if (!strcmp (*args, "-out"))
- {
- if (!args[1])
- goto argerr;
- outfile = *++args;
- }
- else if (!strcmp (*args, "-content"))
- {
- if (!args[1])
- goto argerr;
- contfile = *++args;
- }
- else if (args_verify(&args, NULL, &badarg, bio_err, &vpm))
- continue;
- else if ((cipher = EVP_get_cipherbyname(*args + 1)) == NULL)
- badarg = 1;
- args++;
- }
-
- if (((rr_allorfirst != -1) || rr_from) && !rr_to)
- {
- BIO_puts(bio_err, "No Signed Receipts Recipients\n");
- goto argerr;
- }
-
- if (!(operation & SMIME_SIGNERS) && (rr_to || rr_from))
- {
- BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
- goto argerr;
- }
- if (!(operation & SMIME_SIGNERS) && (skkeys || sksigners))
- {
- BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
- goto argerr;
- }
-
- if (operation & SMIME_SIGNERS)
- {
- if (keyfile && !signerfile)
- {
- BIO_puts(bio_err, "Illegal -inkey without -signer\n");
- goto argerr;
- }
- /* Check to see if any final signer needs to be appended */
- if (signerfile)
- {
- if (!sksigners)
- sksigners = sk_STRING_new_null();
- sk_STRING_push(sksigners, signerfile);
- if (!skkeys)
- skkeys = sk_STRING_new_null();
- if (!keyfile)
- keyfile = signerfile;
- sk_STRING_push(skkeys, keyfile);
- }
- if (!sksigners)
- {
- BIO_printf(bio_err, "No signer certificate specified\n");
- badarg = 1;
- }
- signerfile = NULL;
- keyfile = NULL;
- need_rand = 1;
- }
-
- else if (operation == SMIME_DECRYPT)
- {
- if (!recipfile && !keyfile && !secret_key)
- {
- BIO_printf(bio_err, "No recipient certificate or key specified\n");
- badarg = 1;
- }
- }
- else if (operation == SMIME_ENCRYPT)
- {
- if (!*args && !secret_key)
- {
- BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
- badarg = 1;
- }
- need_rand = 1;
- }
- else if (!operation)
- badarg = 1;
-
- if (badarg)
- {
- argerr:
- BIO_printf (bio_err, "Usage cms [options] cert.pem ...\n");
- BIO_printf (bio_err, "where options are\n");
- BIO_printf (bio_err, "-encrypt encrypt message\n");
- BIO_printf (bio_err, "-decrypt decrypt encrypted message\n");
- BIO_printf (bio_err, "-sign sign message\n");
- BIO_printf (bio_err, "-verify verify signed message\n");
- BIO_printf (bio_err, "-cmsout output CMS structure\n");
-#ifndef OPENSSL_NO_DES
- BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
- BIO_printf (bio_err, "-des encrypt with DES\n");
-#endif
-#ifndef OPENSSL_NO_SEED
- BIO_printf (bio_err, "-seed encrypt with SEED\n");
-#endif
-#ifndef OPENSSL_NO_RC2
- BIO_printf (bio_err, "-rc2-40 encrypt with RC2-40 (default)\n");
- BIO_printf (bio_err, "-rc2-64 encrypt with RC2-64\n");
- BIO_printf (bio_err, "-rc2-128 encrypt with RC2-128\n");
-#endif
-#ifndef OPENSSL_NO_AES
- BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
- BIO_printf (bio_err, " encrypt PEM output with cbc aes\n");
-#endif
-#ifndef OPENSSL_NO_CAMELLIA
- BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
- BIO_printf (bio_err, " encrypt PEM output with cbc camellia\n");
-#endif
- BIO_printf (bio_err, "-nointern don't search certificates in message for signer\n");
- BIO_printf (bio_err, "-nosigs don't verify message signature\n");
- BIO_printf (bio_err, "-noverify don't verify signers certificate\n");
- BIO_printf (bio_err, "-nocerts don't include signers certificate when signing\n");
- BIO_printf (bio_err, "-nodetach use opaque signing\n");
- BIO_printf (bio_err, "-noattr don't include any signed attributes\n");
- BIO_printf (bio_err, "-binary don't translate message to text\n");
- BIO_printf (bio_err, "-certfile file other certificates file\n");
- BIO_printf (bio_err, "-certsout file certificate output file\n");
- BIO_printf (bio_err, "-signer file signer certificate file\n");
- BIO_printf (bio_err, "-recip file recipient certificate file for decryption\n");
- BIO_printf (bio_err, "-skeyid use subject key identifier\n");
- BIO_printf (bio_err, "-in file input file\n");
- BIO_printf (bio_err, "-inform arg input format SMIME (default), PEM or DER\n");
- BIO_printf (bio_err, "-inkey file input private key (if not signer or recipient)\n");
- BIO_printf (bio_err, "-keyform arg input private key format (PEM or ENGINE)\n");
- BIO_printf (bio_err, "-out file output file\n");
- BIO_printf (bio_err, "-outform arg output format SMIME (default), PEM or DER\n");
- BIO_printf (bio_err, "-content file supply or override content for detached signature\n");
- BIO_printf (bio_err, "-to addr to address\n");
- BIO_printf (bio_err, "-from ad from address\n");
- BIO_printf (bio_err, "-subject s subject\n");
- BIO_printf (bio_err, "-text include or delete text MIME headers\n");
- BIO_printf (bio_err, "-CApath dir trusted certificates directory\n");
- BIO_printf (bio_err, "-CAfile file trusted certificates file\n");
- BIO_printf (bio_err, "-crl_check check revocation status of signer's certificate using CRLs\n");
- BIO_printf (bio_err, "-crl_check_all check revocation status of signer's certificate chain using CRLs\n");
-#ifndef OPENSSL_NO_ENGINE
- BIO_printf (bio_err, "-engine e use engine e, possibly a hardware device.\n");
-#endif
- BIO_printf (bio_err, "-passin arg input file pass phrase source\n");
- BIO_printf(bio_err, "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
- BIO_printf(bio_err, " load the file (or the files in the directory) into\n");
- BIO_printf(bio_err, " the random number generator\n");
- BIO_printf (bio_err, "cert.pem recipient certificate(s) for encryption\n");
- goto end;
- }
-
-#ifndef OPENSSL_NO_ENGINE
- e = setup_engine(bio_err, engine, 0);
-#endif
-
- if (!app_passwd(bio_err, passargin, NULL, &passin, NULL))
- {
- BIO_printf(bio_err, "Error getting password\n");
- goto end;
- }
-
- if (need_rand)
- {
- app_RAND_load_file(NULL, bio_err, (inrand != NULL));
- if (inrand != NULL)
- BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
- app_RAND_load_files(inrand));
- }
-
- ret = 2;
-
- if (!(operation & SMIME_SIGNERS))
- flags &= ~CMS_DETACHED;
-
- if (operation & SMIME_OP)
- {
- if (outformat == FORMAT_ASN1)
- outmode = "wb";
- }
- else
- {
- if (flags & CMS_BINARY)
- outmode = "wb";
- }
-
- if (operation & SMIME_IP)
- {
- if (informat == FORMAT_ASN1)
- inmode = "rb";
- }
- else
- {
- if (flags & CMS_BINARY)
- inmode = "rb";
- }
-
- if (operation == SMIME_ENCRYPT)
- {
- if (!cipher)
- {
-#ifndef OPENSSL_NO_DES
- cipher = EVP_des_ede3_cbc();
-#else
- BIO_printf(bio_err, "No cipher selected\n");
- goto end;
-#endif
- }
-
- if (secret_key && !secret_keyid)
- {
- BIO_printf(bio_err, "No secret key id\n");
- goto end;
- }
-
- if (*args)
- encerts = sk_X509_new_null();
- while (*args)
- {
- if (!(cert = load_cert(bio_err,*args,FORMAT_PEM,
- NULL, e, "recipient certificate file")))
- goto end;
- sk_X509_push(encerts, cert);
- cert = NULL;
- args++;
- }
- }
-
- if (certfile)
- {
- if (!(other = load_certs(bio_err,certfile,FORMAT_PEM, NULL,
- e, "certificate file")))
- {
- ERR_print_errors(bio_err);
- goto end;
- }
- }
-
- if (recipfile && (operation == SMIME_DECRYPT))
- {
- if (!(recip = load_cert(bio_err,recipfile,FORMAT_PEM,NULL,
- e, "recipient certificate file")))
- {
- ERR_print_errors(bio_err);
- goto end;
- }
- }
-
- if (operation == SMIME_SIGN_RECEIPT)
- {
- if (!(signer = load_cert(bio_err,signerfile,FORMAT_PEM,NULL,
- e, "receipt signer certificate file")))
- {
- ERR_print_errors(bio_err);
- goto end;
- }
- }
-
- if (operation == SMIME_DECRYPT)
- {
- if (!keyfile)
- keyfile = recipfile;
- }
- else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT))
- {
- if (!keyfile)
- keyfile = signerfile;
- }
- else keyfile = NULL;
-
- if (keyfile)
- {
- key = load_key(bio_err, keyfile, keyform, 0, passin, e,
- "signing key file");
- if (!key)
- goto end;
- }
-
- if (infile)
- {
- if (!(in = BIO_new_file(infile, inmode)))
- {
- BIO_printf (bio_err,
- "Can't open input file %s\n", infile);
- goto end;
- }
- }
- else
- in = BIO_new_fp(stdin, BIO_NOCLOSE);
-
- if (operation & SMIME_IP)
- {
- if (informat == FORMAT_SMIME)
- cms = SMIME_read_CMS(in, &indata);
- else if (informat == FORMAT_PEM)
- cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
- else if (informat == FORMAT_ASN1)
- cms = d2i_CMS_bio(in, NULL);
- else
- {
- BIO_printf(bio_err, "Bad input format for CMS file\n");
- goto end;
- }
-
- if (!cms)
- {
- BIO_printf(bio_err, "Error reading S/MIME message\n");
- goto end;
- }
- if (contfile)
- {
- BIO_free(indata);
- if (!(indata = BIO_new_file(contfile, "rb")))
- {
- BIO_printf(bio_err, "Can't read content file %s\n", contfile);
- goto end;
- }
- }
- if (certsoutfile)
- {
- STACK_OF(X509) *allcerts;
- allcerts = CMS_get1_certs(cms);
- if (!save_certs(certsoutfile, allcerts))
- {
- BIO_printf(bio_err,
- "Error writing certs to %s\n",
- certsoutfile);
- ret = 5;
- goto end;
- }
- sk_X509_pop_free(allcerts, X509_free);
- }
- }
-
- if (rctfile)
- {
- char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
- if (!(rctin = BIO_new_file(rctfile, rctmode)))
- {
- BIO_printf (bio_err,
- "Can't open receipt file %s\n", rctfile);
- goto end;
- }
-
- if (rctformat == FORMAT_SMIME)
- rcms = SMIME_read_CMS(rctin, NULL);
- else if (rctformat == FORMAT_PEM)
- rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
- else if (rctformat == FORMAT_ASN1)
- rcms = d2i_CMS_bio(rctin, NULL);
- else
- {
- BIO_printf(bio_err, "Bad input format for receipt\n");
- goto end;
- }
-
- if (!rcms)
- {
- BIO_printf(bio_err, "Error reading receipt\n");
- goto end;
- }
- }
-
- if (outfile)
- {
- if (!(out = BIO_new_file(outfile, outmode)))
- {
- BIO_printf (bio_err,
- "Can't open output file %s\n", outfile);
- goto end;
- }
- }
- else
- {
- out = BIO_new_fp(stdout, BIO_NOCLOSE);
-#ifdef OPENSSL_SYS_VMS
- {
- BIO *tmpbio = BIO_new(BIO_f_linebuffer());
- out = BIO_push(tmpbio, out);
- }
-#endif
- }
-
- if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT))
- {
- if (!(store = setup_verify(bio_err, CAfile, CApath)))
- goto end;
- X509_STORE_set_verify_cb_func(store, cms_cb);
- if (vpm)
- X509_STORE_set1_param(store, vpm);
- }
-
-
- ret = 3;
-
- if (operation == SMIME_DATA_CREATE)
- {
- cms = CMS_data_create(in, flags);
- }
- else if (operation == SMIME_DIGEST_CREATE)
- {
- cms = CMS_digest_create(in, sign_md, flags);
- }
- else if (operation == SMIME_COMPRESS)
- {
- cms = CMS_compress(in, -1, flags);
- }
- else if (operation == SMIME_ENCRYPT)
- {
- flags |= CMS_PARTIAL;
- cms = CMS_encrypt(encerts, in, cipher, flags);
- if (!cms)
- goto end;
- if (secret_key)
- {
- if (!CMS_add0_recipient_key(cms, NID_undef,
- secret_key, secret_keylen,
- secret_keyid, secret_keyidlen,
- NULL, NULL, NULL))
- goto end;
- /* NULL these because call absorbs them */
- secret_key = NULL;
- secret_keyid = NULL;
- }
- if (!(flags & CMS_STREAM))
- {
- if (!CMS_final(cms, in, NULL, flags))
- goto end;
- }
- }
- else if (operation == SMIME_ENCRYPTED_ENCRYPT)
- {
- cms = CMS_EncryptedData_encrypt(in, cipher,
- secret_key, secret_keylen,
- flags);
-
- }
- else if (operation == SMIME_SIGN_RECEIPT)
- {
- CMS_ContentInfo *srcms = NULL;
- STACK_OF(CMS_SignerInfo) *sis;
- CMS_SignerInfo *si;
- sis = CMS_get0_SignerInfos(cms);
- if (!sis)
- goto end;
- si = sk_CMS_SignerInfo_value(sis, 0);
- srcms = CMS_sign_receipt(si, signer, key, other, flags);
- if (!srcms)
- goto end;
- CMS_ContentInfo_free(cms);
- cms = srcms;
- }
- else if (operation & SMIME_SIGNERS)
- {
- int i;
- /* If detached data content we enable streaming if
- * S/MIME output format.
- */
- if (operation == SMIME_SIGN)
- {
-
- if (flags & CMS_DETACHED)
- {
- if (outformat == FORMAT_SMIME)
- flags |= CMS_STREAM;
- }
- flags |= CMS_PARTIAL;
- cms = CMS_sign(NULL, NULL, other, in, flags);
- if (!cms)
- goto end;
- if (econtent_type)
- CMS_set1_eContentType(cms, econtent_type);
-
- if (rr_to)
- {
- rr = make_receipt_request(rr_to, rr_allorfirst,
- rr_from);
- if (!rr)
- {
- BIO_puts(bio_err,
- "Signed Receipt Request Creation Error\n");
- goto end;
- }
- }
- }
- else
- flags |= CMS_REUSE_DIGEST;
- for (i = 0; i < sk_STRING_num(sksigners); i++)
- {
- CMS_SignerInfo *si;
- signerfile = sk_STRING_value(sksigners, i);
- keyfile = sk_STRING_value(skkeys, i);
- signer = load_cert(bio_err, signerfile,FORMAT_PEM, NULL,
- e, "signer certificate");
- if (!signer)
- goto end;
- key = load_key(bio_err, keyfile, keyform, 0, passin, e,
- "signing key file");
- if (!key)
- goto end;
- si = CMS_add1_signer(cms, signer, key, sign_md, flags);
- if (!si)
- goto end;
- if (rr && !CMS_add1_ReceiptRequest(si, rr))
- goto end;
- X509_free(signer);
- signer = NULL;
- EVP_PKEY_free(key);
- key = NULL;
- }
- /* If not streaming or resigning finalize structure */
- if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM))
- {
- if (!CMS_final(cms, in, NULL, flags))
- goto end;
- }
- }
-
- if (!cms)
- {
- BIO_printf(bio_err, "Error creating CMS structure\n");
- goto end;
- }
-
- ret = 4;
- if (operation == SMIME_DECRYPT)
- {
-
- if (secret_key)
- {
- if (!CMS_decrypt_set1_key(cms,
- secret_key, secret_keylen,
- secret_keyid, secret_keyidlen))
- {
- BIO_puts(bio_err,
- "Error decrypting CMS using secret key\n");
- goto end;
- }
- }
-
- if (key)
- {
- if (!CMS_decrypt_set1_pkey(cms, key, recip))
- {
- BIO_puts(bio_err,
- "Error decrypting CMS using private key\n");
- goto end;
- }
- }
-
- if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags))
- {
- BIO_printf(bio_err, "Error decrypting CMS structure\n");
- goto end;
- }
- }
- else if (operation == SMIME_DATAOUT)
- {
- if (!CMS_data(cms, out, flags))
- goto end;
- }
- else if (operation == SMIME_UNCOMPRESS)
- {
- if (!CMS_uncompress(cms, indata, out, flags))
- goto end;
- }
- else if (operation == SMIME_DIGEST_VERIFY)
- {
- if (CMS_digest_verify(cms, indata, out, flags) > 0)
- BIO_printf(bio_err, "Verification successful\n");
- else
- {
- BIO_printf(bio_err, "Verification failure\n");
- goto end;
- }
- }
- else if (operation == SMIME_ENCRYPTED_DECRYPT)
- {
- if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
- indata, out, flags))
- goto end;
- }
- else if (operation == SMIME_VERIFY)
- {
- if (CMS_verify(cms, other, store, indata, out, flags) > 0)
- BIO_printf(bio_err, "Verification successful\n");
- else
- {
- BIO_printf(bio_err, "Verification failure\n");
- if (verify_retcode)
- ret = verify_err + 32;
- goto end;
- }
- if (signerfile)
- {
- STACK_OF(X509) *signers;
- signers = CMS_get0_signers(cms);
- if (!save_certs(signerfile, signers))
- {
- BIO_printf(bio_err,
- "Error writing signers to %s\n",
- signerfile);
- ret = 5;
- goto end;
- }
- sk_X509_free(signers);
- }
- if (rr_print)
- receipt_request_print(bio_err, cms);
-
- }
- else if (operation == SMIME_VERIFY_RECEIPT)
- {
- if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0)
- BIO_printf(bio_err, "Verification successful\n");
- else
- {
- BIO_printf(bio_err, "Verification failure\n");
- goto end;
- }
- }
- else
- {
- if (noout)
- {
- if (print)
- CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
- }
- else if (outformat == FORMAT_SMIME)
- {
- if (to)
- BIO_printf(out, "To: %s\n", to);
- if (from)
- BIO_printf(out, "From: %s\n", from);
- if (subject)
- BIO_printf(out, "Subject: %s\n", subject);
- if (operation == SMIME_RESIGN)
- ret = SMIME_write_CMS(out, cms, indata, flags);
- else
- ret = SMIME_write_CMS(out, cms, in, flags);
- }
- else if (outformat == FORMAT_PEM)
- ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
- else if (outformat == FORMAT_ASN1)
- ret = i2d_CMS_bio_stream(out,cms, in, flags);
- else
- {
- BIO_printf(bio_err, "Bad output format for CMS file\n");
- goto end;
- }
- if (ret <= 0)
- {
- ret = 6;
- goto end;
- }
- }
- ret = 0;
-end:
- if (ret)
- ERR_print_errors(bio_err);
- if (need_rand)
- app_RAND_write_file(NULL, bio_err);
- sk_X509_pop_free(encerts, X509_free);
- sk_X509_pop_free(other, X509_free);
- if (vpm)
- X509_VERIFY_PARAM_free(vpm);
- if (sksigners)
- sk_STRING_free(sksigners);
- if (skkeys)
- sk_STRING_free(skkeys);
- if (secret_key)
- OPENSSL_free(secret_key);
- if (secret_keyid)
- OPENSSL_free(secret_keyid);
- if (econtent_type)
- ASN1_OBJECT_free(econtent_type);
- if (rr)
- CMS_ReceiptRequest_free(rr);
- if (rr_to)
- sk_STRING_free(rr_to);
- if (rr_from)
- sk_STRING_free(rr_from);
- X509_STORE_free(store);
- X509_free(cert);
- X509_free(recip);
- X509_free(signer);
- EVP_PKEY_free(key);
- CMS_ContentInfo_free(cms);
- CMS_ContentInfo_free(rcms);
- BIO_free(rctin);
- BIO_free(in);
- BIO_free(indata);
- BIO_free_all(out);
- if (passin) OPENSSL_free(passin);
- return (ret);
+static void receipt_request_print(CMS_ContentInfo *cms);
+static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
+ *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
+ *rr_from);
+static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
+ STACK_OF(OPENSSL_STRING) *param);
+
+# define SMIME_OP 0x10
+# define SMIME_IP 0x20
+# define SMIME_SIGNERS 0x40
+# define SMIME_ENCRYPT (1 | SMIME_OP)
+# define SMIME_DECRYPT (2 | SMIME_IP)
+# define SMIME_SIGN (3 | SMIME_OP | SMIME_SIGNERS)
+# define SMIME_VERIFY (4 | SMIME_IP)
+# define SMIME_CMSOUT (5 | SMIME_IP | SMIME_OP)
+# define SMIME_RESIGN (6 | SMIME_IP | SMIME_OP | SMIME_SIGNERS)
+# define SMIME_DATAOUT (7 | SMIME_IP)
+# define SMIME_DATA_CREATE (8 | SMIME_OP)
+# define SMIME_DIGEST_VERIFY (9 | SMIME_IP)
+# define SMIME_DIGEST_CREATE (10 | SMIME_OP)
+# define SMIME_UNCOMPRESS (11 | SMIME_IP)
+# define SMIME_COMPRESS (12 | SMIME_OP)
+# define SMIME_ENCRYPTED_DECRYPT (13 | SMIME_IP)
+# define SMIME_ENCRYPTED_ENCRYPT (14 | SMIME_OP)
+# define SMIME_SIGN_RECEIPT (15 | SMIME_IP | SMIME_OP)
+# define SMIME_VERIFY_RECEIPT (16 | SMIME_IP)
+
+static int verify_err = 0;
+
+typedef struct cms_key_param_st cms_key_param;
+
+struct cms_key_param_st {
+ int idx;
+ STACK_OF(OPENSSL_STRING) *param;
+ cms_key_param *next;
+};
+
+typedef enum OPTION_choice {
+ OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
+ OPT_INFORM, OPT_OUTFORM, OPT_IN, OPT_OUT, OPT_ENCRYPT,
+ OPT_DECRYPT, OPT_SIGN, OPT_SIGN_RECEIPT, OPT_RESIGN,
+ OPT_VERIFY, OPT_VERIFY_RETCODE, OPT_VERIFY_RECEIPT,
+ OPT_CMSOUT, OPT_DATA_OUT, OPT_DATA_CREATE, OPT_DIGEST_VERIFY,
+ OPT_DIGEST_CREATE, OPT_COMPRESS, OPT_UNCOMPRESS,
+ OPT_ED_DECRYPT, OPT_ED_ENCRYPT, OPT_DEBUG_DECRYPT, OPT_TEXT,
+ OPT_ASCIICRLF, OPT_NOINTERN, OPT_NOVERIFY, OPT_NOCERTS,
+ OPT_NOATTR, OPT_NODETACH, OPT_NOSMIMECAP, OPT_BINARY, OPT_KEYID,
+ OPT_NOSIGS, OPT_NO_CONTENT_VERIFY, OPT_NO_ATTR_VERIFY, OPT_INDEF,
+ OPT_NOINDEF, OPT_CRLFEOL, OPT_NOOUT, OPT_RR_PRINT,
+ OPT_RR_ALL, OPT_RR_FIRST, OPT_RCTFORM, OPT_CERTFILE, OPT_CAFILE,
+ OPT_CAPATH, OPT_NOCAPATH, OPT_NOCAFILE,OPT_CONTENT, OPT_PRINT,
+ OPT_SECRETKEY, OPT_SECRETKEYID, OPT_PWRI_PASSWORD, OPT_ECONTENT_TYPE,
+ OPT_PASSIN, OPT_TO, OPT_FROM, OPT_SUBJECT, OPT_SIGNER, OPT_RECIP,
+ OPT_CERTSOUT, OPT_MD, OPT_INKEY, OPT_KEYFORM, OPT_KEYOPT, OPT_RR_FROM,
+ OPT_RR_TO, OPT_AES128_WRAP, OPT_AES192_WRAP, OPT_AES256_WRAP,
+ OPT_3DES_WRAP, OPT_ENGINE,
+ OPT_R_ENUM,
+ OPT_V_ENUM,
+ OPT_CIPHER
+} OPTION_CHOICE;
+
+const OPTIONS cms_options[] = {
+ {OPT_HELP_STR, 1, '-', "Usage: %s [options] cert.pem...\n"},
+ {OPT_HELP_STR, 1, '-',
+ " cert.pem... recipient certs for encryption\n"},
+ {OPT_HELP_STR, 1, '-', "Valid options are:\n"},
+ {"help", OPT_HELP, '-', "Display this summary"},
+ {"inform", OPT_INFORM, 'c', "Input format SMIME (default), PEM or DER"},
+ {"outform", OPT_OUTFORM, 'c',
+ "Output format SMIME (default), PEM or DER"},
+ {"in", OPT_IN, '<', "Input file"},
+ {"out", OPT_OUT, '>', "Output file"},
+ {"encrypt", OPT_ENCRYPT, '-', "Encrypt message"},
+ {"decrypt", OPT_DECRYPT, '-', "Decrypt encrypted message"},
+ {"sign", OPT_SIGN, '-', "Sign message"},
+ {"sign_receipt", OPT_SIGN_RECEIPT, '-', "Generate a signed receipt for the message"},
+ {"resign", OPT_RESIGN, '-', "Resign a signed message"},
+ {"verify", OPT_VERIFY, '-', "Verify signed message"},
+ {"verify_retcode", OPT_VERIFY_RETCODE, '-'},
+ {"verify_receipt", OPT_VERIFY_RECEIPT, '<'},
+ {"cmsout", OPT_CMSOUT, '-', "Output CMS structure"},
+ {"data_out", OPT_DATA_OUT, '-'},
+ {"data_create", OPT_DATA_CREATE, '-'},
+ {"digest_verify", OPT_DIGEST_VERIFY, '-'},
+ {"digest_create", OPT_DIGEST_CREATE, '-'},
+ {"compress", OPT_COMPRESS, '-'},
+ {"uncompress", OPT_UNCOMPRESS, '-'},
+ {"EncryptedData_decrypt", OPT_ED_DECRYPT, '-'},
+ {"EncryptedData_encrypt", OPT_ED_ENCRYPT, '-'},
+ {"debug_decrypt", OPT_DEBUG_DECRYPT, '-'},
+ {"text", OPT_TEXT, '-', "Include or delete text MIME headers"},
+ {"asciicrlf", OPT_ASCIICRLF, '-'},
+ {"nointern", OPT_NOINTERN, '-',
+ "Don't search certificates in message for signer"},
+ {"noverify", OPT_NOVERIFY, '-', "Don't verify signers certificate"},
+ {"nocerts", OPT_NOCERTS, '-',
+ "Don't include signers certificate when signing"},
+ {"noattr", OPT_NOATTR, '-', "Don't include any signed attributes"},
+ {"nodetach", OPT_NODETACH, '-', "Use opaque signing"},
+ {"nosmimecap", OPT_NOSMIMECAP, '-', "Omit the SMIMECapabilities attribute"},
+ {"binary", OPT_BINARY, '-', "Don't translate message to text"},
+ {"keyid", OPT_KEYID, '-', "Use subject key identifier"},
+ {"nosigs", OPT_NOSIGS, '-', "Don't verify message signature"},
+ {"no_content_verify", OPT_NO_CONTENT_VERIFY, '-'},
+ {"no_attr_verify", OPT_NO_ATTR_VERIFY, '-'},
+ {"stream", OPT_INDEF, '-', "Enable CMS streaming"},
+ {"indef", OPT_INDEF, '-', "Same as -stream"},
+ {"noindef", OPT_NOINDEF, '-', "Disable CMS streaming"},
+ {"crlfeol", OPT_CRLFEOL, '-', "Use CRLF as EOL termination instead of CR only" },
+ {"noout", OPT_NOOUT, '-', "For the -cmsout operation do not output the parsed CMS structure"},
+ {"receipt_request_print", OPT_RR_PRINT, '-', "Print CMS Receipt Request" },
+ {"receipt_request_all", OPT_RR_ALL, '-'},
+ {"receipt_request_first", OPT_RR_FIRST, '-'},
+ {"rctform", OPT_RCTFORM, 'F', "Receipt file format"},
+ {"certfile", OPT_CERTFILE, '<', "Other certificates file"},
+ {"CAfile", OPT_CAFILE, '<', "Trusted certificates file"},
+ {"CApath", OPT_CAPATH, '/', "trusted certificates directory"},
+ {"no-CAfile", OPT_NOCAFILE, '-',
+ "Do not load the default certificates file"},
+ {"no-CApath", OPT_NOCAPATH, '-',
+ "Do not load certificates from the default certificates directory"},
+ {"content", OPT_CONTENT, '<',
+ "Supply or override content for detached signature"},
+ {"print", OPT_PRINT, '-',
+ "For the -cmsout operation print out all fields of the CMS structure"},
+ {"secretkey", OPT_SECRETKEY, 's'},
+ {"secretkeyid", OPT_SECRETKEYID, 's'},
+ {"pwri_password", OPT_PWRI_PASSWORD, 's'},
+ {"econtent_type", OPT_ECONTENT_TYPE, 's'},
+ {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
+ {"to", OPT_TO, 's', "To address"},
+ {"from", OPT_FROM, 's', "From address"},
+ {"subject", OPT_SUBJECT, 's', "Subject"},
+ {"signer", OPT_SIGNER, 's', "Signer certificate file"},
+ {"recip", OPT_RECIP, '<', "Recipient cert file for decryption"},
+ {"certsout", OPT_CERTSOUT, '>', "Certificate output file"},
+ {"md", OPT_MD, 's', "Digest algorithm to use when signing or resigning"},
+ {"inkey", OPT_INKEY, 's',
+ "Input private key (if not signer or recipient)"},
+ {"keyform", OPT_KEYFORM, 'f', "Input private key format (PEM or ENGINE)"},
+ {"keyopt", OPT_KEYOPT, 's', "Set public key parameters as n:v pairs"},
+ {"receipt_request_from", OPT_RR_FROM, 's'},
+ {"receipt_request_to", OPT_RR_TO, 's'},
+ {"", OPT_CIPHER, '-', "Any supported cipher"},
+ OPT_R_OPTIONS,
+ OPT_V_OPTIONS,
+ {"aes128-wrap", OPT_AES128_WRAP, '-', "Use AES128 to wrap key"},
+ {"aes192-wrap", OPT_AES192_WRAP, '-', "Use AES192 to wrap key"},
+ {"aes256-wrap", OPT_AES256_WRAP, '-', "Use AES256 to wrap key"},
+# ifndef OPENSSL_NO_DES
+ {"des3-wrap", OPT_3DES_WRAP, '-', "Use 3DES-EDE to wrap key"},
+# endif
+# ifndef OPENSSL_NO_ENGINE
+ {"engine", OPT_ENGINE, 's', "Use engine e, possibly a hardware device"},
+# endif
+ {NULL}
+};
+
+int cms_main(int argc, char **argv)
+{
+ ASN1_OBJECT *econtent_type = NULL;
+ BIO *in = NULL, *out = NULL, *indata = NULL, *rctin = NULL;
+ CMS_ContentInfo *cms = NULL, *rcms = NULL;
+ CMS_ReceiptRequest *rr = NULL;
+ ENGINE *e = NULL;
+ EVP_PKEY *key = NULL;
+ const EVP_CIPHER *cipher = NULL, *wrap_cipher = NULL;
+ const EVP_MD *sign_md = NULL;
+ STACK_OF(OPENSSL_STRING) *rr_to = NULL, *rr_from = NULL;
+ STACK_OF(OPENSSL_STRING) *sksigners = NULL, *skkeys = NULL;
+ STACK_OF(X509) *encerts = NULL, *other = NULL;
+ X509 *cert = NULL, *recip = NULL, *signer = NULL;
+ X509_STORE *store = NULL;
+ X509_VERIFY_PARAM *vpm = NULL;
+ char *certfile = NULL, *keyfile = NULL, *contfile = NULL;
+ const char *CAfile = NULL, *CApath = NULL;
+ char *certsoutfile = NULL;
+ int noCAfile = 0, noCApath = 0;
+ char *infile = NULL, *outfile = NULL, *rctfile = NULL;
+ char *passinarg = NULL, *passin = NULL, *signerfile = NULL, *recipfile = NULL;
+ char *to = NULL, *from = NULL, *subject = NULL, *prog;
+ cms_key_param *key_first = NULL, *key_param = NULL;
+ int flags = CMS_DETACHED, noout = 0, print = 0, keyidx = -1, vpmtouched = 0;
+ int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
+ int operation = 0, ret = 1, rr_print = 0, rr_allorfirst = -1;
+ int verify_retcode = 0, rctformat = FORMAT_SMIME, keyform = FORMAT_PEM;
+ size_t secret_keylen = 0, secret_keyidlen = 0;
+ unsigned char *pwri_pass = NULL, *pwri_tmp = NULL;
+ unsigned char *secret_key = NULL, *secret_keyid = NULL;
+ long ltmp;
+ const char *mime_eol = "\n";
+ OPTION_CHOICE o;
+
+ if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
+ return 1;
+
+ prog = opt_init(argc, argv, cms_options);
+ while ((o = opt_next()) != OPT_EOF) {
+ switch (o) {
+ case OPT_EOF:
+ case OPT_ERR:
+ opthelp:
+ BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
+ goto end;
+ case OPT_HELP:
+ opt_help(cms_options);
+ ret = 0;
+ goto end;
+ case OPT_INFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_PDS, &informat))
+ goto opthelp;
+ break;
+ case OPT_OUTFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_PDS, &outformat))
+ goto opthelp;
+ break;
+ case OPT_OUT:
+ outfile = opt_arg();
+ break;
+ case OPT_ENCRYPT:
+ operation = SMIME_ENCRYPT;
+ break;
+ case OPT_DECRYPT:
+ operation = SMIME_DECRYPT;
+ break;
+ case OPT_SIGN:
+ operation = SMIME_SIGN;
+ break;
+ case OPT_SIGN_RECEIPT:
+ operation = SMIME_SIGN_RECEIPT;
+ break;
+ case OPT_RESIGN:
+ operation = SMIME_RESIGN;
+ break;
+ case OPT_VERIFY:
+ operation = SMIME_VERIFY;
+ break;
+ case OPT_VERIFY_RETCODE:
+ verify_retcode = 1;
+ break;
+ case OPT_VERIFY_RECEIPT:
+ operation = SMIME_VERIFY_RECEIPT;
+ rctfile = opt_arg();
+ break;
+ case OPT_CMSOUT:
+ operation = SMIME_CMSOUT;
+ break;
+ case OPT_DATA_OUT:
+ operation = SMIME_DATAOUT;
+ break;
+ case OPT_DATA_CREATE:
+ operation = SMIME_DATA_CREATE;
+ break;
+ case OPT_DIGEST_VERIFY:
+ operation = SMIME_DIGEST_VERIFY;
+ break;
+ case OPT_DIGEST_CREATE:
+ operation = SMIME_DIGEST_CREATE;
+ break;
+ case OPT_COMPRESS:
+ operation = SMIME_COMPRESS;
+ break;
+ case OPT_UNCOMPRESS:
+ operation = SMIME_UNCOMPRESS;
+ break;
+ case OPT_ED_DECRYPT:
+ operation = SMIME_ENCRYPTED_DECRYPT;
+ break;
+ case OPT_ED_ENCRYPT:
+ operation = SMIME_ENCRYPTED_ENCRYPT;
+ break;
+ case OPT_DEBUG_DECRYPT:
+ flags |= CMS_DEBUG_DECRYPT;
+ break;
+ case OPT_TEXT:
+ flags |= CMS_TEXT;
+ break;
+ case OPT_ASCIICRLF:
+ flags |= CMS_ASCIICRLF;
+ break;
+ case OPT_NOINTERN:
+ flags |= CMS_NOINTERN;
+ break;
+ case OPT_NOVERIFY:
+ flags |= CMS_NO_SIGNER_CERT_VERIFY;
+ break;
+ case OPT_NOCERTS:
+ flags |= CMS_NOCERTS;
+ break;
+ case OPT_NOATTR:
+ flags |= CMS_NOATTR;
+ break;
+ case OPT_NODETACH:
+ flags &= ~CMS_DETACHED;
+ break;
+ case OPT_NOSMIMECAP:
+ flags |= CMS_NOSMIMECAP;
+ break;
+ case OPT_BINARY:
+ flags |= CMS_BINARY;
+ break;
+ case OPT_KEYID:
+ flags |= CMS_USE_KEYID;
+ break;
+ case OPT_NOSIGS:
+ flags |= CMS_NOSIGS;
+ break;
+ case OPT_NO_CONTENT_VERIFY:
+ flags |= CMS_NO_CONTENT_VERIFY;
+ break;
+ case OPT_NO_ATTR_VERIFY:
+ flags |= CMS_NO_ATTR_VERIFY;
+ break;
+ case OPT_INDEF:
+ flags |= CMS_STREAM;
+ break;
+ case OPT_NOINDEF:
+ flags &= ~CMS_STREAM;
+ break;
+ case OPT_CRLFEOL:
+ mime_eol = "\r\n";
+ flags |= CMS_CRLFEOL;
+ break;
+ case OPT_NOOUT:
+ noout = 1;
+ break;
+ case OPT_RR_PRINT:
+ rr_print = 1;
+ break;
+ case OPT_RR_ALL:
+ rr_allorfirst = 0;
+ break;
+ case OPT_RR_FIRST:
+ rr_allorfirst = 1;
+ break;
+ case OPT_RCTFORM:
+ if (rctformat == FORMAT_SMIME)
+ rcms = SMIME_read_CMS(rctin, NULL);
+ else if (rctformat == FORMAT_PEM)
+ rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
+ else if (rctformat == FORMAT_ASN1)
+ if (!opt_format(opt_arg(),
+ OPT_FMT_PEMDER | OPT_FMT_SMIME, &rctformat))
+ goto opthelp;
+ break;
+ case OPT_CERTFILE:
+ certfile = opt_arg();
+ break;
+ case OPT_CAFILE:
+ CAfile = opt_arg();
+ break;
+ case OPT_CAPATH:
+ CApath = opt_arg();
+ break;
+ case OPT_NOCAFILE:
+ noCAfile = 1;
+ break;
+ case OPT_NOCAPATH:
+ noCApath = 1;
+ break;
+ case OPT_IN:
+ infile = opt_arg();
+ break;
+ case OPT_CONTENT:
+ contfile = opt_arg();
+ break;
+ case OPT_RR_FROM:
+ if (rr_from == NULL
+ && (rr_from = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(rr_from, opt_arg());
+ break;
+ case OPT_RR_TO:
+ if (rr_to == NULL
+ && (rr_to = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(rr_to, opt_arg());
+ break;
+ case OPT_PRINT:
+ noout = print = 1;
+ break;
+ case OPT_SECRETKEY:
+ if (secret_key != NULL) {
+ BIO_printf(bio_err, "Invalid key (supplied twice) %s\n",
+ opt_arg());
+ goto opthelp;
+ }
+ secret_key = OPENSSL_hexstr2buf(opt_arg(), <mp);
+ if (secret_key == NULL) {
+ BIO_printf(bio_err, "Invalid key %s\n", opt_arg());
+ goto end;
+ }
+ secret_keylen = (size_t)ltmp;
+ break;
+ case OPT_SECRETKEYID:
+ if (secret_keyid != NULL) {
+ BIO_printf(bio_err, "Invalid id (supplied twice) %s\n",
+ opt_arg());
+ goto opthelp;
+ }
+ secret_keyid = OPENSSL_hexstr2buf(opt_arg(), <mp);
+ if (secret_keyid == NULL) {
+ BIO_printf(bio_err, "Invalid id %s\n", opt_arg());
+ goto opthelp;
+ }
+ secret_keyidlen = (size_t)ltmp;
+ break;
+ case OPT_PWRI_PASSWORD:
+ pwri_pass = (unsigned char *)opt_arg();
+ break;
+ case OPT_ECONTENT_TYPE:
+ if (econtent_type != NULL) {
+ BIO_printf(bio_err, "Invalid OID (supplied twice) %s\n",
+ opt_arg());
+ goto opthelp;
+ }
+ econtent_type = OBJ_txt2obj(opt_arg(), 0);
+ if (econtent_type == NULL) {
+ BIO_printf(bio_err, "Invalid OID %s\n", opt_arg());
+ goto opthelp;
+ }
+ break;
+ case OPT_ENGINE:
+ e = setup_engine(opt_arg(), 0);
+ break;
+ case OPT_PASSIN:
+ passinarg = opt_arg();
+ break;
+ case OPT_TO:
+ to = opt_arg();
+ break;
+ case OPT_FROM:
+ from = opt_arg();
+ break;
+ case OPT_SUBJECT:
+ subject = opt_arg();
+ break;
+ case OPT_CERTSOUT:
+ certsoutfile = opt_arg();
+ break;
+ case OPT_MD:
+ if (!opt_md(opt_arg(), &sign_md))
+ goto end;
+ break;
+ case OPT_SIGNER:
+ /* If previous -signer argument add signer to list */
+ if (signerfile != NULL) {
+ if (sksigners == NULL
+ && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(sksigners, signerfile);
+ if (keyfile == NULL)
+ keyfile = signerfile;
+ if (skkeys == NULL
+ && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(skkeys, keyfile);
+ keyfile = NULL;
+ }
+ signerfile = opt_arg();
+ break;
+ case OPT_INKEY:
+ /* If previous -inkey argument add signer to list */
+ if (keyfile != NULL) {
+ if (signerfile == NULL) {
+ BIO_puts(bio_err, "Illegal -inkey without -signer\n");
+ goto end;
+ }
+ if (sksigners == NULL
+ && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(sksigners, signerfile);
+ signerfile = NULL;
+ if (skkeys == NULL
+ && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(skkeys, keyfile);
+ }
+ keyfile = opt_arg();
+ break;
+ case OPT_KEYFORM:
+ if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyform))
+ goto opthelp;
+ break;
+ case OPT_RECIP:
+ if (operation == SMIME_ENCRYPT) {
+ if (encerts == NULL && (encerts = sk_X509_new_null()) == NULL)
+ goto end;
+ cert = load_cert(opt_arg(), FORMAT_PEM,
+ "recipient certificate file");
+ if (cert == NULL)
+ goto end;
+ sk_X509_push(encerts, cert);
+ cert = NULL;
+ } else {
+ recipfile = opt_arg();
+ }
+ break;
+ case OPT_CIPHER:
+ if (!opt_cipher(opt_unknown(), &cipher))
+ goto end;
+ break;
+ case OPT_KEYOPT:
+ keyidx = -1;
+ if (operation == SMIME_ENCRYPT) {
+ if (encerts != NULL)
+ keyidx += sk_X509_num(encerts);
+ } else {
+ if (keyfile != NULL || signerfile != NULL)
+ keyidx++;
+ if (skkeys != NULL)
+ keyidx += sk_OPENSSL_STRING_num(skkeys);
+ }
+ if (keyidx < 0) {
+ BIO_printf(bio_err, "No key specified\n");
+ goto opthelp;
+ }
+ if (key_param == NULL || key_param->idx != keyidx) {
+ cms_key_param *nparam;
+ nparam = app_malloc(sizeof(*nparam), "key param buffer");
+ nparam->idx = keyidx;
+ if ((nparam->param = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ nparam->next = NULL;
+ if (key_first == NULL)
+ key_first = nparam;
+ else
+ key_param->next = nparam;
+ key_param = nparam;
+ }
+ sk_OPENSSL_STRING_push(key_param->param, opt_arg());
+ break;
+ case OPT_V_CASES:
+ if (!opt_verify(o, vpm))
+ goto end;
+ vpmtouched++;
+ break;
+ case OPT_R_CASES:
+ if (!opt_rand(o))
+ goto end;
+ break;
+ case OPT_3DES_WRAP:
+# ifndef OPENSSL_NO_DES
+ wrap_cipher = EVP_des_ede3_wrap();
+# endif
+ break;
+ case OPT_AES128_WRAP:
+ wrap_cipher = EVP_aes_128_wrap();
+ break;
+ case OPT_AES192_WRAP:
+ wrap_cipher = EVP_aes_192_wrap();
+ break;
+ case OPT_AES256_WRAP:
+ wrap_cipher = EVP_aes_256_wrap();
+ break;
+ }
+ }
+ argc = opt_num_rest();
+ argv = opt_rest();
+
+ if ((rr_allorfirst != -1 || rr_from != NULL) && rr_to == NULL) {
+ BIO_puts(bio_err, "No Signed Receipts Recipients\n");
+ goto opthelp;
+ }
+
+ if (!(operation & SMIME_SIGNERS) && (rr_to != NULL || rr_from != NULL)) {
+ BIO_puts(bio_err, "Signed receipts only allowed with -sign\n");
+ goto opthelp;
+ }
+ if (!(operation & SMIME_SIGNERS) && (skkeys != NULL || sksigners != NULL)) {
+ BIO_puts(bio_err, "Multiple signers or keys not allowed\n");
+ goto opthelp;
+ }
+
+ if (operation & SMIME_SIGNERS) {
+ if (keyfile != NULL && signerfile == NULL) {
+ BIO_puts(bio_err, "Illegal -inkey without -signer\n");
+ goto opthelp;
+ }
+ /* Check to see if any final signer needs to be appended */
+ if (signerfile != NULL) {
+ if (sksigners == NULL
+ && (sksigners = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ sk_OPENSSL_STRING_push(sksigners, signerfile);
+ if (skkeys == NULL && (skkeys = sk_OPENSSL_STRING_new_null()) == NULL)
+ goto end;
+ if (keyfile == NULL)
+ keyfile = signerfile;
+ sk_OPENSSL_STRING_push(skkeys, keyfile);
+ }
+ if (sksigners == NULL) {
+ BIO_printf(bio_err, "No signer certificate specified\n");
+ goto opthelp;
+ }
+ signerfile = NULL;
+ keyfile = NULL;
+ } else if (operation == SMIME_DECRYPT) {
+ if (recipfile == NULL && keyfile == NULL
+ && secret_key == NULL && pwri_pass == NULL) {
+ BIO_printf(bio_err,
+ "No recipient certificate or key specified\n");
+ goto opthelp;
+ }
+ } else if (operation == SMIME_ENCRYPT) {
+ if (*argv == NULL && secret_key == NULL
+ && pwri_pass == NULL && encerts == NULL) {
+ BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
+ goto opthelp;
+ }
+ } else if (!operation) {
+ goto opthelp;
+ }
+
+ if (!app_passwd(passinarg, NULL, &passin, NULL)) {
+ BIO_printf(bio_err, "Error getting password\n");
+ goto end;
+ }
+
+ ret = 2;
+
+ if (!(operation & SMIME_SIGNERS))
+ flags &= ~CMS_DETACHED;
+
+ if (!(operation & SMIME_OP))
+ if (flags & CMS_BINARY)
+ outformat = FORMAT_BINARY;
+
+ if (!(operation & SMIME_IP))
+ if (flags & CMS_BINARY)
+ informat = FORMAT_BINARY;
+
+ if (operation == SMIME_ENCRYPT) {
+ if (!cipher) {
+# ifndef OPENSSL_NO_DES
+ cipher = EVP_des_ede3_cbc();
+# else
+ BIO_printf(bio_err, "No cipher selected\n");
+ goto end;
+# endif
+ }
+
+ if (secret_key && !secret_keyid) {
+ BIO_printf(bio_err, "No secret key id\n");
+ goto end;
+ }
+
+ if (*argv && encerts == NULL)
+ if ((encerts = sk_X509_new_null()) == NULL)
+ goto end;
+ while (*argv) {
+ if ((cert = load_cert(*argv, FORMAT_PEM,
+ "recipient certificate file")) == NULL)
+ goto end;
+ sk_X509_push(encerts, cert);
+ cert = NULL;
+ argv++;
+ }
+ }
+
+ if (certfile != NULL) {
+ if (!load_certs(certfile, &other, FORMAT_PEM, NULL,
+ "certificate file")) {
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+
+ if (recipfile != NULL && (operation == SMIME_DECRYPT)) {
+ if ((recip = load_cert(recipfile, FORMAT_PEM,
+ "recipient certificate file")) == NULL) {
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+
+ if (operation == SMIME_SIGN_RECEIPT) {
+ if ((signer = load_cert(signerfile, FORMAT_PEM,
+ "receipt signer certificate file")) == NULL) {
+ ERR_print_errors(bio_err);
+ goto end;
+ }
+ }
+
+ if (operation == SMIME_DECRYPT) {
+ if (keyfile == NULL)
+ keyfile = recipfile;
+ } else if ((operation == SMIME_SIGN) || (operation == SMIME_SIGN_RECEIPT)) {
+ if (keyfile == NULL)
+ keyfile = signerfile;
+ } else {
+ keyfile = NULL;
+ }
+
+ if (keyfile != NULL) {
+ key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
+ if (key == NULL)
+ goto end;
+ }
+
+ in = bio_open_default(infile, 'r', informat);
+ if (in == NULL)
+ goto end;
+
+ if (operation & SMIME_IP) {
+ if (informat == FORMAT_SMIME) {
+ cms = SMIME_read_CMS(in, &indata);
+ } else if (informat == FORMAT_PEM) {
+ cms = PEM_read_bio_CMS(in, NULL, NULL, NULL);
+ } else if (informat == FORMAT_ASN1) {
+ cms = d2i_CMS_bio(in, NULL);
+ } else {
+ BIO_printf(bio_err, "Bad input format for CMS file\n");
+ goto end;
+ }
+
+ if (cms == NULL) {
+ BIO_printf(bio_err, "Error reading S/MIME message\n");
+ goto end;
+ }
+ if (contfile != NULL) {
+ BIO_free(indata);
+ if ((indata = BIO_new_file(contfile, "rb")) == NULL) {
+ BIO_printf(bio_err, "Can't read content file %s\n", contfile);
+ goto end;
+ }
+ }
+ if (certsoutfile != NULL) {
+ STACK_OF(X509) *allcerts;
+ allcerts = CMS_get1_certs(cms);
+ if (!save_certs(certsoutfile, allcerts)) {
+ BIO_printf(bio_err,
+ "Error writing certs to %s\n", certsoutfile);
+ ret = 5;
+ goto end;
+ }
+ sk_X509_pop_free(allcerts, X509_free);
+ }
+ }
+
+ if (rctfile != NULL) {
+ char *rctmode = (rctformat == FORMAT_ASN1) ? "rb" : "r";
+ if ((rctin = BIO_new_file(rctfile, rctmode)) == NULL) {
+ BIO_printf(bio_err, "Can't open receipt file %s\n", rctfile);
+ goto end;
+ }
+
+ if (rctformat == FORMAT_SMIME) {
+ rcms = SMIME_read_CMS(rctin, NULL);
+ } else if (rctformat == FORMAT_PEM) {
+ rcms = PEM_read_bio_CMS(rctin, NULL, NULL, NULL);
+ } else if (rctformat == FORMAT_ASN1) {
+ rcms = d2i_CMS_bio(rctin, NULL);
+ } else {
+ BIO_printf(bio_err, "Bad input format for receipt\n");
+ goto end;
+ }
+
+ if (rcms == NULL) {
+ BIO_printf(bio_err, "Error reading receipt\n");
+ goto end;
+ }
+ }
+
+ out = bio_open_default(outfile, 'w', outformat);
+ if (out == NULL)
+ goto end;
+
+ if ((operation == SMIME_VERIFY) || (operation == SMIME_VERIFY_RECEIPT)) {
+ if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath)) == NULL)
+ goto end;
+ X509_STORE_set_verify_cb(store, cms_cb);
+ if (vpmtouched)
+ X509_STORE_set1_param(store, vpm);
+ }
+
+ ret = 3;
+
+ if (operation == SMIME_DATA_CREATE) {
+ cms = CMS_data_create(in, flags);
+ } else if (operation == SMIME_DIGEST_CREATE) {
+ cms = CMS_digest_create(in, sign_md, flags);
+ } else if (operation == SMIME_COMPRESS) {
+ cms = CMS_compress(in, -1, flags);
+ } else if (operation == SMIME_ENCRYPT) {
+ int i;
+ flags |= CMS_PARTIAL;
+ cms = CMS_encrypt(NULL, in, cipher, flags);
+ if (cms == NULL)
+ goto end;
+ for (i = 0; i < sk_X509_num(encerts); i++) {
+ CMS_RecipientInfo *ri;
+ cms_key_param *kparam;
+ int tflags = flags;
+ X509 *x = sk_X509_value(encerts, i);
+ for (kparam = key_first; kparam; kparam = kparam->next) {
+ if (kparam->idx == i) {
+ tflags |= CMS_KEY_PARAM;
+ break;
+ }
+ }
+ ri = CMS_add1_recipient_cert(cms, x, tflags);
+ if (ri == NULL)
+ goto end;
+ if (kparam != NULL) {
+ EVP_PKEY_CTX *pctx;
+ pctx = CMS_RecipientInfo_get0_pkey_ctx(ri);
+ if (!cms_set_pkey_param(pctx, kparam->param))
+ goto end;
+ }
+ if (CMS_RecipientInfo_type(ri) == CMS_RECIPINFO_AGREE
+ && wrap_cipher) {
+ EVP_CIPHER_CTX *wctx;
+ wctx = CMS_RecipientInfo_kari_get0_ctx(ri);
+ EVP_EncryptInit_ex(wctx, wrap_cipher, NULL, NULL, NULL);
+ }
+ }
+
+ if (secret_key != NULL) {
+ if (!CMS_add0_recipient_key(cms, NID_undef,
+ secret_key, secret_keylen,
+ secret_keyid, secret_keyidlen,
+ NULL, NULL, NULL))
+ goto end;
+ /* NULL these because call absorbs them */
+ secret_key = NULL;
+ secret_keyid = NULL;
+ }
+ if (pwri_pass != NULL) {
+ pwri_tmp = (unsigned char *)OPENSSL_strdup((char *)pwri_pass);
+ if (pwri_tmp == NULL)
+ goto end;
+ if (CMS_add0_recipient_password(cms,
+ -1, NID_undef, NID_undef,
+ pwri_tmp, -1, NULL) == NULL)
+ goto end;
+ pwri_tmp = NULL;
+ }
+ if (!(flags & CMS_STREAM)) {
+ if (!CMS_final(cms, in, NULL, flags))
+ goto end;
+ }
+ } else if (operation == SMIME_ENCRYPTED_ENCRYPT) {
+ cms = CMS_EncryptedData_encrypt(in, cipher,
+ secret_key, secret_keylen, flags);
+
+ } else if (operation == SMIME_SIGN_RECEIPT) {
+ CMS_ContentInfo *srcms = NULL;
+ STACK_OF(CMS_SignerInfo) *sis;
+ CMS_SignerInfo *si;
+ sis = CMS_get0_SignerInfos(cms);
+ if (sis == NULL)
+ goto end;
+ si = sk_CMS_SignerInfo_value(sis, 0);
+ srcms = CMS_sign_receipt(si, signer, key, other, flags);
+ if (srcms == NULL)
+ goto end;
+ CMS_ContentInfo_free(cms);
+ cms = srcms;
+ } else if (operation & SMIME_SIGNERS) {
+ int i;
+ /*
+ * If detached data content we enable streaming if S/MIME output
+ * format.
+ */
+ if (operation == SMIME_SIGN) {
+
+ if (flags & CMS_DETACHED) {
+ if (outformat == FORMAT_SMIME)
+ flags |= CMS_STREAM;
+ }
+ flags |= CMS_PARTIAL;
+ cms = CMS_sign(NULL, NULL, other, in, flags);
+ if (cms == NULL)
+ goto end;
+ if (econtent_type != NULL)
+ CMS_set1_eContentType(cms, econtent_type);
+
+ if (rr_to != NULL) {
+ rr = make_receipt_request(rr_to, rr_allorfirst, rr_from);
+ if (rr == NULL) {
+ BIO_puts(bio_err,
+ "Signed Receipt Request Creation Error\n");
+ goto end;
+ }
+ }
+ } else {
+ flags |= CMS_REUSE_DIGEST;
+ }
+ for (i = 0; i < sk_OPENSSL_STRING_num(sksigners); i++) {
+ CMS_SignerInfo *si;
+ cms_key_param *kparam;
+ int tflags = flags;
+ signerfile = sk_OPENSSL_STRING_value(sksigners, i);
+ keyfile = sk_OPENSSL_STRING_value(skkeys, i);
+
+ signer = load_cert(signerfile, FORMAT_PEM, "signer certificate");
+ if (signer == NULL)
+ goto end;
+ key = load_key(keyfile, keyform, 0, passin, e, "signing key file");
+ if (key == NULL)
+ goto end;
+ for (kparam = key_first; kparam; kparam = kparam->next) {
+ if (kparam->idx == i) {
+ tflags |= CMS_KEY_PARAM;
+ break;
+ }
+ }
+ si = CMS_add1_signer(cms, signer, key, sign_md, tflags);
+ if (si == NULL)
+ goto end;
+ if (kparam != NULL) {
+ EVP_PKEY_CTX *pctx;
+ pctx = CMS_SignerInfo_get0_pkey_ctx(si);
+ if (!cms_set_pkey_param(pctx, kparam->param))
+ goto end;
+ }
+ if (rr != NULL && !CMS_add1_ReceiptRequest(si, rr))
+ goto end;
+ X509_free(signer);
+ signer = NULL;
+ EVP_PKEY_free(key);
+ key = NULL;
+ }
+ /* If not streaming or resigning finalize structure */
+ if ((operation == SMIME_SIGN) && !(flags & CMS_STREAM)) {
+ if (!CMS_final(cms, in, NULL, flags))
+ goto end;
+ }
+ }
+
+ if (cms == NULL) {
+ BIO_printf(bio_err, "Error creating CMS structure\n");
+ goto end;
+ }
+
+ ret = 4;
+ if (operation == SMIME_DECRYPT) {
+ if (flags & CMS_DEBUG_DECRYPT)
+ CMS_decrypt(cms, NULL, NULL, NULL, NULL, flags);
+
+ if (secret_key != NULL) {
+ if (!CMS_decrypt_set1_key(cms,
+ secret_key, secret_keylen,
+ secret_keyid, secret_keyidlen)) {
+ BIO_puts(bio_err, "Error decrypting CMS using secret key\n");
+ goto end;
+ }
+ }
+
+ if (key != NULL) {
+ if (!CMS_decrypt_set1_pkey(cms, key, recip)) {
+ BIO_puts(bio_err, "Error decrypting CMS using private key\n");
+ goto end;
+ }
+ }
+
+ if (pwri_pass != NULL) {
+ if (!CMS_decrypt_set1_password(cms, pwri_pass, -1)) {
+ BIO_puts(bio_err, "Error decrypting CMS using password\n");
+ goto end;
+ }
+ }
+
+ if (!CMS_decrypt(cms, NULL, NULL, indata, out, flags)) {
+ BIO_printf(bio_err, "Error decrypting CMS structure\n");
+ goto end;
+ }
+ } else if (operation == SMIME_DATAOUT) {
+ if (!CMS_data(cms, out, flags))
+ goto end;
+ } else if (operation == SMIME_UNCOMPRESS) {
+ if (!CMS_uncompress(cms, indata, out, flags))
+ goto end;
+ } else if (operation == SMIME_DIGEST_VERIFY) {
+ if (CMS_digest_verify(cms, indata, out, flags) > 0) {
+ BIO_printf(bio_err, "Verification successful\n");
+ } else {
+ BIO_printf(bio_err, "Verification failure\n");
+ goto end;
+ }
+ } else if (operation == SMIME_ENCRYPTED_DECRYPT) {
+ if (!CMS_EncryptedData_decrypt(cms, secret_key, secret_keylen,
+ indata, out, flags))
+ goto end;
+ } else if (operation == SMIME_VERIFY) {
+ if (CMS_verify(cms, other, store, indata, out, flags) > 0) {
+ BIO_printf(bio_err, "Verification successful\n");
+ } else {
+ BIO_printf(bio_err, "Verification failure\n");
+ if (verify_retcode)
+ ret = verify_err + 32;
+ goto end;
+ }
+ if (signerfile != NULL) {
+ STACK_OF(X509) *signers;
+ signers = CMS_get0_signers(cms);
+ if (!save_certs(signerfile, signers)) {
+ BIO_printf(bio_err,
+ "Error writing signers to %s\n", signerfile);
+ ret = 5;
+ goto end;
+ }
+ sk_X509_free(signers);
+ }
+ if (rr_print)
+ receipt_request_print(cms);
+
+ } else if (operation == SMIME_VERIFY_RECEIPT) {
+ if (CMS_verify_receipt(rcms, cms, other, store, flags) > 0) {
+ BIO_printf(bio_err, "Verification successful\n");
+ } else {
+ BIO_printf(bio_err, "Verification failure\n");
+ goto end;
+ }
+ } else {
+ if (noout) {
+ if (print)
+ CMS_ContentInfo_print_ctx(out, cms, 0, NULL);
+ } else if (outformat == FORMAT_SMIME) {
+ if (to)
+ BIO_printf(out, "To: %s%s", to, mime_eol);
+ if (from)
+ BIO_printf(out, "From: %s%s", from, mime_eol);
+ if (subject)
+ BIO_printf(out, "Subject: %s%s", subject, mime_eol);
+ if (operation == SMIME_RESIGN)
+ ret = SMIME_write_CMS(out, cms, indata, flags);
+ else
+ ret = SMIME_write_CMS(out, cms, in, flags);
+ } else if (outformat == FORMAT_PEM) {
+ ret = PEM_write_bio_CMS_stream(out, cms, in, flags);
+ } else if (outformat == FORMAT_ASN1) {
+ ret = i2d_CMS_bio_stream(out, cms, in, flags);
+ } else {
+ BIO_printf(bio_err, "Bad output format for CMS file\n");
+ goto end;
+ }
+ if (ret <= 0) {
+ ret = 6;
+ goto end;
+ }
+ }
+ ret = 0;
+ end:
+ if (ret)
+ ERR_print_errors(bio_err);
+ sk_X509_pop_free(encerts, X509_free);
+ sk_X509_pop_free(other, X509_free);
+ X509_VERIFY_PARAM_free(vpm);
+ sk_OPENSSL_STRING_free(sksigners);
+ sk_OPENSSL_STRING_free(skkeys);
+ OPENSSL_free(secret_key);
+ OPENSSL_free(secret_keyid);
+ OPENSSL_free(pwri_tmp);
+ ASN1_OBJECT_free(econtent_type);
+ CMS_ReceiptRequest_free(rr);
+ sk_OPENSSL_STRING_free(rr_to);
+ sk_OPENSSL_STRING_free(rr_from);
+ for (key_param = key_first; key_param;) {
+ cms_key_param *tparam;
+ sk_OPENSSL_STRING_free(key_param->param);
+ tparam = key_param->next;
+ OPENSSL_free(key_param);
+ key_param = tparam;
+ }
+ X509_STORE_free(store);
+ X509_free(cert);
+ X509_free(recip);
+ X509_free(signer);
+ EVP_PKEY_free(key);
+ CMS_ContentInfo_free(cms);
+ CMS_ContentInfo_free(rcms);
+ release_engine(e);
+ BIO_free(rctin);
+ BIO_free(in);
+ BIO_free(indata);
+ BIO_free_all(out);
+ OPENSSL_free(passin);
+ return (ret);
}
static int save_certs(char *signerfile, STACK_OF(X509) *signers)
- {
- int i;
- BIO *tmp;
- if (!signerfile)
- return 1;
- tmp = BIO_new_file(signerfile, "w");
- if (!tmp) return 0;
- for(i = 0; i < sk_X509_num(signers); i++)
- PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
- BIO_free(tmp);
- return 1;
- }
-
+{
+ int i;
+ BIO *tmp;
+ if (signerfile == NULL)
+ return 1;
+ tmp = BIO_new_file(signerfile, "w");
+ if (tmp == NULL)
+ return 0;
+ for (i = 0; i < sk_X509_num(signers); i++)
+ PEM_write_bio_X509(tmp, sk_X509_value(signers, i));
+ BIO_free(tmp);
+ return 1;
+}
/* Minimal callback just to output policy info (if any) */
static int cms_cb(int ok, X509_STORE_CTX *ctx)
- {
- int error;
-
- error = X509_STORE_CTX_get_error(ctx);
-
- verify_err = error;
-
- if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
- && ((error != X509_V_OK) || (ok != 2)))
- return ok;
-
- policies_print(NULL, ctx);
-
- return ok;
-
- }
-
-static void gnames_stack_print(BIO *out, STACK_OF(GENERAL_NAMES) *gns)
- {
- STACK_OF(GENERAL_NAME) *gens;
- GENERAL_NAME *gen;
- int i, j;
- for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++)
- {
- gens = sk_GENERAL_NAMES_value(gns, i);
- for (j = 0; j < sk_GENERAL_NAME_num(gens); j++)
- {
- gen = sk_GENERAL_NAME_value(gens, j);
- BIO_puts(out, " ");
- GENERAL_NAME_print(out, gen);
- BIO_puts(out, "\n");
- }
- }
- return;
- }
-
-static void receipt_request_print(BIO *out, CMS_ContentInfo *cms)
- {
- STACK_OF(CMS_SignerInfo) *sis;
- CMS_SignerInfo *si;
- CMS_ReceiptRequest *rr;
- int allorfirst;
- STACK_OF(GENERAL_NAMES) *rto, *rlist;
- ASN1_STRING *scid;
- int i, rv;
- sis = CMS_get0_SignerInfos(cms);
- for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++)
- {
- si = sk_CMS_SignerInfo_value(sis, i);
- rv = CMS_get1_ReceiptRequest(si, &rr);
- BIO_printf(bio_err, "Signer %d:\n", i + 1);
- if (rv == 0)
- BIO_puts(bio_err, " No Receipt Request\n");
- else if (rv < 0)
- {
- BIO_puts(bio_err, " Receipt Request Parse Error\n");
- ERR_print_errors(bio_err);
- }
- else
- {
- char *id;
- int idlen;
- CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
- &rlist, &rto);
- BIO_puts(out, " Signed Content ID:\n");
- idlen = ASN1_STRING_length(scid);
- id = (char *)ASN1_STRING_data(scid);
- BIO_dump_indent(out, id, idlen, 4);
- BIO_puts(out, " Receipts From");
- if (rlist)
- {
- BIO_puts(out, " List:\n");
- gnames_stack_print(out, rlist);
- }
- else if (allorfirst == 1)
- BIO_puts(out, ": First Tier\n");
- else if (allorfirst == 0)
- BIO_puts(out, ": All\n");
- else
- BIO_printf(out, " Unknown (%d)\n", allorfirst);
- BIO_puts(out, " Receipts To:\n");
- gnames_stack_print(out, rto);
- }
- if (rr)
- CMS_ReceiptRequest_free(rr);
- }
- }
-
-static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(STRING) *ns)
- {
- int i;
- STACK_OF(GENERAL_NAMES) *ret;
- GENERAL_NAMES *gens = NULL;
- GENERAL_NAME *gen = NULL;
- ret = sk_GENERAL_NAMES_new_null();
- if (!ret)
- goto err;
- for (i = 0; i < sk_STRING_num(ns); i++)
- {
- char *str = sk_STRING_value(ns, i);
- gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
- if (!gen)
- goto err;
- gens = GENERAL_NAMES_new();
- if (!gens)
- goto err;
- if (!sk_GENERAL_NAME_push(gens, gen))
- goto err;
- gen = NULL;
- if (!sk_GENERAL_NAMES_push(ret, gens))
- goto err;
- gens = NULL;
- }
-
- return ret;
-
- err:
- if (ret)
- sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
- if (gens)
- GENERAL_NAMES_free(gens);
- if (gen)
- GENERAL_NAME_free(gen);
- return NULL;
- }
-
-
-static CMS_ReceiptRequest *make_receipt_request(STACK_OF(STRING) *rr_to,
- int rr_allorfirst,
- STACK_OF(STRING) *rr_from)
- {
- STACK_OF(GENERAL_NAMES) *rct_to, *rct_from;
- CMS_ReceiptRequest *rr;
- rct_to = make_names_stack(rr_to);
- if (!rct_to)
- goto err;
- if (rr_from)
- {
- rct_from = make_names_stack(rr_from);
- if (!rct_from)
- goto err;
- }
- else
- rct_from = NULL;
- rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
- rct_to);
- return rr;
- err:
- return NULL;
- }
+{
+ int error;
+
+ error = X509_STORE_CTX_get_error(ctx);
+
+ verify_err = error;
+
+ if ((error != X509_V_ERR_NO_EXPLICIT_POLICY)
+ && ((error != X509_V_OK) || (ok != 2)))
+ return ok;
+
+ policies_print(ctx);
+
+ return ok;
+
+}
+
+static void gnames_stack_print(STACK_OF(GENERAL_NAMES) *gns)
+{
+ STACK_OF(GENERAL_NAME) *gens;
+ GENERAL_NAME *gen;
+ int i, j;
+
+ for (i = 0; i < sk_GENERAL_NAMES_num(gns); i++) {
+ gens = sk_GENERAL_NAMES_value(gns, i);
+ for (j = 0; j < sk_GENERAL_NAME_num(gens); j++) {
+ gen = sk_GENERAL_NAME_value(gens, j);
+ BIO_puts(bio_err, " ");
+ GENERAL_NAME_print(bio_err, gen);
+ BIO_puts(bio_err, "\n");
+ }
+ }
+ return;
+}
+
+static void receipt_request_print(CMS_ContentInfo *cms)
+{
+ STACK_OF(CMS_SignerInfo) *sis;
+ CMS_SignerInfo *si;
+ CMS_ReceiptRequest *rr;
+ int allorfirst;
+ STACK_OF(GENERAL_NAMES) *rto, *rlist;
+ ASN1_STRING *scid;
+ int i, rv;
+ sis = CMS_get0_SignerInfos(cms);
+ for (i = 0; i < sk_CMS_SignerInfo_num(sis); i++) {
+ si = sk_CMS_SignerInfo_value(sis, i);
+ rv = CMS_get1_ReceiptRequest(si, &rr);
+ BIO_printf(bio_err, "Signer %d:\n", i + 1);
+ if (rv == 0) {
+ BIO_puts(bio_err, " No Receipt Request\n");
+ } else if (rv < 0) {
+ BIO_puts(bio_err, " Receipt Request Parse Error\n");
+ ERR_print_errors(bio_err);
+ } else {
+ const char *id;
+ int idlen;
+ CMS_ReceiptRequest_get0_values(rr, &scid, &allorfirst,
+ &rlist, &rto);
+ BIO_puts(bio_err, " Signed Content ID:\n");
+ idlen = ASN1_STRING_length(scid);
+ id = (const char *)ASN1_STRING_get0_data(scid);
+ BIO_dump_indent(bio_err, id, idlen, 4);
+ BIO_puts(bio_err, " Receipts From");
+ if (rlist != NULL) {
+ BIO_puts(bio_err, " List:\n");
+ gnames_stack_print(rlist);
+ } else if (allorfirst == 1) {
+ BIO_puts(bio_err, ": First Tier\n");
+ } else if (allorfirst == 0) {
+ BIO_puts(bio_err, ": All\n");
+ } else {
+ BIO_printf(bio_err, " Unknown (%d)\n", allorfirst);
+ }
+ BIO_puts(bio_err, " Receipts To:\n");
+ gnames_stack_print(rto);
+ }
+ CMS_ReceiptRequest_free(rr);
+ }
+}
+
+static STACK_OF(GENERAL_NAMES) *make_names_stack(STACK_OF(OPENSSL_STRING) *ns)
+{
+ int i;
+ STACK_OF(GENERAL_NAMES) *ret;
+ GENERAL_NAMES *gens = NULL;
+ GENERAL_NAME *gen = NULL;
+ ret = sk_GENERAL_NAMES_new_null();
+ if (ret == NULL)
+ goto err;
+ for (i = 0; i < sk_OPENSSL_STRING_num(ns); i++) {
+ char *str = sk_OPENSSL_STRING_value(ns, i);
+ gen = a2i_GENERAL_NAME(NULL, NULL, NULL, GEN_EMAIL, str, 0);
+ if (gen == NULL)
+ goto err;
+ gens = GENERAL_NAMES_new();
+ if (gens == NULL)
+ goto err;
+ if (!sk_GENERAL_NAME_push(gens, gen))
+ goto err;
+ gen = NULL;
+ if (!sk_GENERAL_NAMES_push(ret, gens))
+ goto err;
+ gens = NULL;
+ }
+
+ return ret;
+
+ err:
+ sk_GENERAL_NAMES_pop_free(ret, GENERAL_NAMES_free);
+ GENERAL_NAMES_free(gens);
+ GENERAL_NAME_free(gen);
+ return NULL;
+}
+
+static CMS_ReceiptRequest *make_receipt_request(STACK_OF(OPENSSL_STRING)
+ *rr_to, int rr_allorfirst, STACK_OF(OPENSSL_STRING)
+ *rr_from)
+{
+ STACK_OF(GENERAL_NAMES) *rct_to = NULL, *rct_from = NULL;
+ CMS_ReceiptRequest *rr;
+ rct_to = make_names_stack(rr_to);
+ if (rct_to == NULL)
+ goto err;
+ if (rr_from != NULL) {
+ rct_from = make_names_stack(rr_from);
+ if (rct_from == NULL)
+ goto err;
+ } else {
+ rct_from = NULL;
+ }
+ rr = CMS_ReceiptRequest_create0(NULL, -1, rr_allorfirst, rct_from,
+ rct_to);
+ return rr;
+ err:
+ sk_GENERAL_NAMES_pop_free(rct_to, GENERAL_NAMES_free);
+ return NULL;
+}
+
+static int cms_set_pkey_param(EVP_PKEY_CTX *pctx,
+ STACK_OF(OPENSSL_STRING) *param)
+{
+ char *keyopt;
+ int i;
+ if (sk_OPENSSL_STRING_num(param) <= 0)
+ return 1;
+ for (i = 0; i < sk_OPENSSL_STRING_num(param); i++) {
+ keyopt = sk_OPENSSL_STRING_value(param, i);
+ if (pkey_ctrl_string(pctx, keyopt) <= 0) {
+ BIO_printf(bio_err, "parameter error \"%s\"\n", keyopt);
+ ERR_print_errors(bio_err);
+ return 0;
+ }
+ }
+ return 1;
+}
#endif