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-rw-r--r--apps/smime.c575
1 files changed, 0 insertions, 575 deletions
diff --git a/apps/smime.c b/apps/smime.c
deleted file mode 100644
index 0a16bbc4dd..0000000000
--- a/apps/smime.c
+++ /dev/null
@@ -1,575 +0,0 @@
-/* smime.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
- * project 1999.
- */
-/* ====================================================================
- * Copyright (c) 1999 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.
- *
- * 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.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
- *
- */
-
-/* S/MIME utility function */
-
-#include <stdio.h>
-#include <string.h>
-#include "apps.h"
-#include <openssl/crypto.h>
-#include <openssl/pem.h>
-#include <openssl/err.h>
-#include <openssl/engine.h>
-
-#undef PROG
-#define PROG smime_main
-static X509_STORE *setup_verify(char *CAfile, char *CApath);
-static int save_certs(char *signerfile, STACK_OF(X509) *signers);
-
-#define SMIME_OP 0x10
-#define SMIME_ENCRYPT (1 | SMIME_OP)
-#define SMIME_DECRYPT 2
-#define SMIME_SIGN (3 | SMIME_OP)
-#define SMIME_VERIFY 4
-#define SMIME_PK7OUT 5
-
-int MAIN(int, char **);
-
-int MAIN(int argc, char **argv)
-{
- ENGINE *e = NULL;
- int operation = 0;
- int ret = 0;
- char **args;
- char *inmode = "r", *outmode = "w";
- char *infile = NULL, *outfile = NULL;
- char *signerfile = NULL, *recipfile = NULL;
- char *certfile = NULL, *keyfile = NULL, *contfile=NULL;
- EVP_CIPHER *cipher = NULL;
- PKCS7 *p7 = 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;
- int badarg = 0;
- int flags = PKCS7_DETACHED;
- char *to = NULL, *from = NULL, *subject = NULL;
- char *CAfile = NULL, *CApath = NULL;
- char *passargin = NULL, *passin = NULL;
- char *inrand = NULL;
- int need_rand = 0;
- int informat = FORMAT_SMIME, outformat = FORMAT_SMIME;
- char *engine=NULL;
-
- args = argv + 1;
- ret = 1;
-
- 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, "-verify")) operation = SMIME_VERIFY;
- else if (!strcmp (*args, "-pk7out")) operation = SMIME_PK7OUT;
-#ifndef NO_DES
- else if (!strcmp (*args, "-des3"))
- cipher = EVP_des_ede3_cbc();
- else if (!strcmp (*args, "-des"))
- cipher = EVP_des_cbc();
-#endif
-#ifndef 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
- else if (!strcmp (*args, "-text"))
- flags |= PKCS7_TEXT;
- else if (!strcmp (*args, "-nointern"))
- flags |= PKCS7_NOINTERN;
- else if (!strcmp (*args, "-noverify"))
- flags |= PKCS7_NOVERIFY;
- else if (!strcmp (*args, "-nochain"))
- flags |= PKCS7_NOCHAIN;
- else if (!strcmp (*args, "-nocerts"))
- flags |= PKCS7_NOCERTS;
- else if (!strcmp (*args, "-noattr"))
- flags |= PKCS7_NOATTR;
- else if (!strcmp (*args, "-nodetach"))
- flags &= ~PKCS7_DETACHED;
- else if (!strcmp (*args, "-nosmimecap"))
- flags |= PKCS7_NOSMIMECAP;
- else if (!strcmp (*args, "-binary"))
- flags |= PKCS7_BINARY;
- else if (!strcmp (*args, "-nosigs"))
- flags |= PKCS7_NOSIGS;
- else if (!strcmp(*args,"-rand")) {
- if (args[1]) {
- args++;
- inrand = *args;
- } else badarg = 1;
- need_rand = 1;
- } else if (!strcmp(*args,"-engine")) {
- if (args[1]) {
- args++;
- engine = *args;
- } else badarg = 1;
- } else if (!strcmp(*args,"-passin")) {
- if (args[1]) {
- args++;
- passargin = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-to")) {
- if (args[1]) {
- args++;
- to = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-from")) {
- if (args[1]) {
- args++;
- from = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-subject")) {
- if (args[1]) {
- args++;
- subject = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-signer")) {
- if (args[1]) {
- args++;
- signerfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-recip")) {
- if (args[1]) {
- args++;
- recipfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-inkey")) {
- if (args[1]) {
- args++;
- keyfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-certfile")) {
- if (args[1]) {
- args++;
- certfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-CAfile")) {
- if (args[1]) {
- args++;
- CAfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-CApath")) {
- if (args[1]) {
- args++;
- CApath = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-in")) {
- if (args[1]) {
- args++;
- infile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-inform")) {
- if (args[1]) {
- args++;
- informat = str2fmt(*args);
- } else badarg = 1;
- } else if (!strcmp (*args, "-outform")) {
- if (args[1]) {
- args++;
- outformat = str2fmt(*args);
- } else badarg = 1;
- } else if (!strcmp (*args, "-out")) {
- if (args[1]) {
- args++;
- outfile = *args;
- } else badarg = 1;
- } else if (!strcmp (*args, "-content")) {
- if (args[1]) {
- args++;
- contfile = *args;
- } else badarg = 1;
- } else badarg = 1;
- args++;
- }
-
- if(operation == SMIME_SIGN) {
- if(!signerfile) {
- BIO_printf(bio_err, "No signer certificate specified\n");
- badarg = 1;
- }
- need_rand = 1;
- } else if(operation == SMIME_DECRYPT) {
- if(!recipfile) {
- BIO_printf(bio_err, "No recipient certificate and key specified\n");
- badarg = 1;
- }
- } else if(operation == SMIME_ENCRYPT) {
- if(!*args) {
- BIO_printf(bio_err, "No recipient(s) certificate(s) specified\n");
- badarg = 1;
- }
- need_rand = 1;
- } else if(!operation) badarg = 1;
-
- if (badarg) {
- BIO_printf (bio_err, "Usage smime [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, "-pk7out output PKCS#7 structure\n");
-#ifndef NO_DES
- BIO_printf (bio_err, "-des3 encrypt with triple DES\n");
- BIO_printf (bio_err, "-des encrypt with DES\n");
-#endif
-#ifndef 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
- 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, "-signer file signer certificate file\n");
- BIO_printf (bio_err, "-recip file recipient certificate file for decryption\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, "-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, "-engine e use engine e, possibly a hardware device.\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;
- }
-
- if (engine != NULL)
- {
- if((e = ENGINE_by_id(engine)) == NULL)
- {
- BIO_printf(bio_err,"invalid engine \"%s\"\n",
- engine);
- goto end;
- }
- if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
- {
- BIO_printf(bio_err,"can't use that engine\n");
- goto end;
- }
- BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
- /* Free our "structural" reference. */
- ENGINE_free(e);
- }
-
- 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_SIGN) flags &= ~PKCS7_DETACHED;
-
- if(operation & SMIME_OP) {
- if(flags & PKCS7_BINARY) inmode = "rb";
- if(outformat == FORMAT_ASN1) outmode = "wb";
- } else {
- if(flags & PKCS7_BINARY) outmode = "wb";
- if(informat == FORMAT_ASN1) inmode = "rb";
- }
-
- if(operation == SMIME_ENCRYPT) {
- if (!cipher) {
-#ifndef NO_RC2
- cipher = EVP_rc2_40_cbc();
-#else
- BIO_printf(bio_err, "No cipher selected\n");
- goto end;
-#endif
- }
- encerts = sk_X509_new_null();
- while (*args) {
- if(!(cert = load_cert(bio_err,*args,FORMAT_PEM))) {
- BIO_printf(bio_err, "Can't read recipient certificate file %s\n", *args);
- goto end;
- }
- sk_X509_push(encerts, cert);
- cert = NULL;
- args++;
- }
- }
-
- if(signerfile && (operation == SMIME_SIGN)) {
- if(!(signer = load_cert(bio_err,signerfile,FORMAT_PEM))) {
- BIO_printf(bio_err, "Can't read signer certificate file %s\n", signerfile);
- goto end;
- }
- }
-
- if(certfile) {
- if(!(other = load_certs(bio_err,certfile,FORMAT_PEM))) {
- BIO_printf(bio_err, "Can't read certificate file %s\n", certfile);
- ERR_print_errors(bio_err);
- goto end;
- }
- }
-
- if(recipfile && (operation == SMIME_DECRYPT)) {
- if(!(recip = load_cert(bio_err,recipfile,FORMAT_PEM))) {
- BIO_printf(bio_err, "Can't read recipient certificate file %s\n", recipfile);
- ERR_print_errors(bio_err);
- goto end;
- }
- }
-
- if(operation == SMIME_DECRYPT) {
- if(!keyfile) keyfile = recipfile;
- } else if(operation == SMIME_SIGN) {
- if(!keyfile) keyfile = signerfile;
- } else keyfile = NULL;
-
- if(keyfile) {
- if(!(key = load_key(bio_err,keyfile, FORMAT_PEM, passin, NULL))) {
- BIO_printf(bio_err, "Can't read recipient certificate file %s\n", keyfile);
- ERR_print_errors(bio_err);
- 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 (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 VMS
- {
- BIO *tmpbio = BIO_new(BIO_f_linebuffer());
- out = BIO_push(tmpbio, out);
- }
-#endif
- }
-
- if(operation == SMIME_VERIFY) {
- if(!(store = setup_verify(CAfile, CApath))) goto end;
- }
-
- ret = 3;
-
- if(operation == SMIME_ENCRYPT) {
- p7 = PKCS7_encrypt(encerts, in, cipher, flags);
- } else if(operation == SMIME_SIGN) {
- p7 = PKCS7_sign(signer, key, other, in, flags);
- BIO_reset(in);
- } else {
- if(informat == FORMAT_SMIME)
- p7 = SMIME_read_PKCS7(in, &indata);
- else if(informat == FORMAT_PEM)
- p7 = PEM_read_bio_PKCS7(in, NULL, NULL, NULL);
- else if(informat == FORMAT_ASN1)
- p7 = d2i_PKCS7_bio(in, NULL);
- else {
- BIO_printf(bio_err, "Bad input format for PKCS#7 file\n");
- goto end;
- }
-
- if(!p7) {
- 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(!p7) {
- BIO_printf(bio_err, "Error creating PKCS#7 structure\n");
- goto end;
- }
-
- ret = 4;
- if(operation == SMIME_DECRYPT) {
- if(!PKCS7_decrypt(p7, key, recip, out, flags)) {
- BIO_printf(bio_err, "Error decrypting PKCS#7 structure\n");
- goto end;
- }
- } else if(operation == SMIME_VERIFY) {
- STACK_OF(X509) *signers;
- if(PKCS7_verify(p7, other, store, indata, out, flags)) {
- BIO_printf(bio_err, "Verification Successful\n");
- } else {
- BIO_printf(bio_err, "Verification Failure\n");
- goto end;
- }
- signers = PKCS7_get0_signers(p7, other, flags);
- if(!save_certs(signerfile, signers)) {
- BIO_printf(bio_err, "Error writing signers to %s\n",
- signerfile);
- ret = 5;
- goto end;
- }
- sk_X509_free(signers);
- } else if(operation == SMIME_PK7OUT) {
- PEM_write_bio_PKCS7(out, p7);
- } else {
- 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(outformat == FORMAT_SMIME)
- SMIME_write_PKCS7(out, p7, in, flags);
- else if(outformat == FORMAT_PEM)
- PEM_write_bio_PKCS7(out,p7);
- else if(outformat == FORMAT_ASN1)
- i2d_PKCS7_bio(out,p7);
- else {
- BIO_printf(bio_err, "Bad output format for PKCS#7 file\n");
- goto end;
- }
- }
- ret = 0;
-end:
- if (need_rand)
- app_RAND_write_file(NULL, bio_err);
- if(ret) ERR_print_errors(bio_err);
- sk_X509_pop_free(encerts, X509_free);
- sk_X509_pop_free(other, X509_free);
- X509_STORE_free(store);
- X509_free(cert);
- X509_free(recip);
- X509_free(signer);
- EVP_PKEY_free(key);
- PKCS7_free(p7);
- BIO_free(in);
- BIO_free(indata);
- BIO_free_all(out);
- if(passin) OPENSSL_free(passin);
- return (ret);
-}
-
-static X509_STORE *setup_verify(char *CAfile, char *CApath)
-{
- X509_STORE *store;
- X509_LOOKUP *lookup;
- if(!(store = X509_STORE_new())) goto end;
- lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
- if (lookup == NULL) goto end;
- if (CAfile) {
- if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
- BIO_printf(bio_err, "Error loading file %s\n", CAfile);
- goto end;
- }
- } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
-
- lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
- if (lookup == NULL) goto end;
- if (CApath) {
- if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
- BIO_printf(bio_err, "Error loading directory %s\n", CApath);
- goto end;
- }
- } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
-
- ERR_clear_error();
- return store;
- end:
- X509_STORE_free(store);
- return NULL;
-}
-
-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;
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-02 01:21:48 +0000