diff options
Diffstat (limited to 'openssl/crypto/pkcs7/enc.c')
| -rw-r--r-- | openssl/crypto/pkcs7/enc.c | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/openssl/crypto/pkcs7/enc.c b/openssl/crypto/pkcs7/enc.c new file mode 100644 index 000000000..7417f8a4e --- /dev/null +++ b/openssl/crypto/pkcs7/enc.c @@ -0,0 +1,174 @@ +/* crypto/pkcs7/enc.c */ +/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) + * All rights reserved. + * + * This package is an SSL implementation written + * by Eric Young (eay@cryptsoft.com). + * The implementation was written so as to conform with Netscapes SSL. + * + * This library is free for commercial and non-commercial use as long as + * the following conditions are aheared to. The following conditions + * apply to all code found in this distribution, be it the RC4, RSA, + * lhash, DES, etc., code; not just the SSL code. The SSL documentation + * included with this distribution is covered by the same copyright terms + * except that the holder is Tim Hudson (tjh@cryptsoft.com). + * + * Copyright remains Eric Young's, and as such any Copyright notices in + * the code are not to be removed. + * If this package is used in a product, Eric Young should be given attribution + * as the author of the parts of the library used. + * This can be in the form of a textual message at program startup or + * in documentation (online or textual) provided with the package. + * + * 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 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 acknowledgement: + * "This product includes cryptographic software written by + * Eric Young (eay@cryptsoft.com)" + * The word 'cryptographic' can be left out if the rouines from the library + * being used are not cryptographic related :-). + * 4. If you include any Windows specific code (or a derivative thereof) from + * the apps directory (application code) you must include an acknowledgement: + * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" + * + * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND + * ANY EXPRESS 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 AUTHOR OR 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. + * + * The licence and distribution terms for any publically available version or + * derivative of this code cannot be changed. i.e. this code cannot simply be + * copied and put under another distribution licence + * [including the GNU Public Licence.] + */ +#include <stdio.h> +#include <string.h> +#include <openssl/bio.h> +#include <openssl/x509.h> +#include <openssl/pem.h> +#include <openssl/err.h> + +int main(argc,argv) +int argc; +char *argv[]; + { + X509 *x509; + PKCS7 *p7; + BIO *in; + BIO *data,*p7bio; + char buf[1024*4]; + int i; + int nodetach=1; + char *keyfile = NULL; + const EVP_CIPHER *cipher=NULL; + STACK_OF(X509) *recips=NULL; + + OpenSSL_add_all_algorithms(); + + data=BIO_new(BIO_s_file()); + while(argc > 1) + { + if (strcmp(argv[1],"-nd") == 0) + { + nodetach=1; + argv++; argc--; + } + else if ((strcmp(argv[1],"-c") == 0) && (argc >= 2)) { + if(!(cipher = EVP_get_cipherbyname(argv[2]))) { + fprintf(stderr, "Unknown cipher %s\n", argv[2]); + goto err; + } + argc-=2; + argv+=2; + } else if ((strcmp(argv[1],"-k") == 0) && (argc >= 2)) { + keyfile = argv[2]; + argc-=2; + argv+=2; + if (!(in=BIO_new_file(keyfile,"r"))) goto err; + if (!(x509=PEM_read_bio_X509(in,NULL,NULL,NULL))) + goto err; + if(!recips) recips = sk_X509_new_null(); + sk_X509_push(recips, x509); + BIO_free(in); + } else break; + } + + if(!recips) { + fprintf(stderr, "No recipients\n"); + goto err; + } + + if (!BIO_read_filename(data,argv[1])) goto err; + + p7=PKCS7_new(); +#if 0 + BIO_reset(in); + if ((pkey=PEM_read_bio_PrivateKey(in,NULL,NULL)) == NULL) goto err; + BIO_free(in); + PKCS7_set_type(p7,NID_pkcs7_signedAndEnveloped); + + if (PKCS7_add_signature(p7,x509,pkey,EVP_sha1()) == NULL) goto err; + /* we may want to add more */ + PKCS7_add_certificate(p7,x509); +#else + PKCS7_set_type(p7,NID_pkcs7_enveloped); +#endif + if(!cipher) { +#ifndef OPENSSL_NO_DES + cipher = EVP_des_ede3_cbc(); +#else + fprintf(stderr, "No cipher selected\n"); + goto err; +#endif + } + + if (!PKCS7_set_cipher(p7,cipher)) goto err; + for(i = 0; i < sk_X509_num(recips); i++) { + if (!PKCS7_add_recipient(p7,sk_X509_value(recips, i))) goto err; + } + sk_X509_pop_free(recips, X509_free); + + /* Set the content of the signed to 'data' */ + /* PKCS7_content_new(p7,NID_pkcs7_data); not used in envelope */ + + /* could be used, but not in this version :-) + if (!nodetach) PKCS7_set_detached(p7,1); + */ + + if ((p7bio=PKCS7_dataInit(p7,NULL)) == NULL) goto err; + + for (;;) + { + i=BIO_read(data,buf,sizeof(buf)); + if (i <= 0) break; + BIO_write(p7bio,buf,i); + } + BIO_flush(p7bio); + + if (!PKCS7_dataFinal(p7,p7bio)) goto err; + BIO_free(p7bio); + + PEM_write_PKCS7(stdout,p7); + PKCS7_free(p7); + + exit(0); +err: + ERR_load_crypto_strings(); + ERR_print_errors_fp(stderr); + exit(1); + } + |