393 lines
11 KiB
C
393 lines
11 KiB
C
/* apps/dgst.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 <stdlib.h>
|
|
#include "apps.h"
|
|
#include <openssl/bio.h>
|
|
#include <openssl/err.h>
|
|
#include <openssl/evp.h>
|
|
#include <openssl/objects.h>
|
|
#include <openssl/x509.h>
|
|
#include <openssl/pem.h>
|
|
|
|
#undef BUFSIZE
|
|
#define BUFSIZE 1024*8
|
|
|
|
#undef PROG
|
|
#define PROG dgst_main
|
|
|
|
void do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, char binout,
|
|
EVP_PKEY *key, unsigned char *sigin, int siglen);
|
|
|
|
int MAIN(int, char **);
|
|
|
|
int MAIN(int argc, char **argv)
|
|
{
|
|
unsigned char *buf=NULL;
|
|
int i,err=0;
|
|
const EVP_MD *md=NULL,*m;
|
|
BIO *in=NULL,*inp;
|
|
BIO *bmd=NULL;
|
|
BIO *out = NULL;
|
|
const char *name;
|
|
#define PROG_NAME_SIZE 16
|
|
char pname[PROG_NAME_SIZE];
|
|
int separator=0;
|
|
int debug=0;
|
|
const char *outfile = NULL, *keyfile = NULL;
|
|
const char *sigfile = NULL, *randfile = NULL;
|
|
char out_bin = -1, want_pub = 0, do_verify = 0;
|
|
EVP_PKEY *sigkey = NULL;
|
|
unsigned char *sigbuf = NULL;
|
|
int siglen = 0;
|
|
|
|
apps_startup();
|
|
|
|
if ((buf=(unsigned char *)OPENSSL_malloc(BUFSIZE)) == NULL)
|
|
{
|
|
BIO_printf(bio_err,"out of memory\n");
|
|
goto end;
|
|
}
|
|
if (bio_err == NULL)
|
|
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
|
|
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
|
|
|
|
/* first check the program name */
|
|
program_name(argv[0],pname,PROG_NAME_SIZE);
|
|
|
|
md=EVP_get_digestbyname(pname);
|
|
|
|
argc--;
|
|
argv++;
|
|
while (argc > 0)
|
|
{
|
|
if ((*argv)[0] != '-') break;
|
|
if (strcmp(*argv,"-c") == 0)
|
|
separator=1;
|
|
else if (strcmp(*argv,"-rand") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
randfile=*(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-out") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
outfile=*(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-sign") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
keyfile=*(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-verify") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
keyfile=*(++argv);
|
|
want_pub = 1;
|
|
do_verify = 1;
|
|
}
|
|
else if (strcmp(*argv,"-prverify") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
keyfile=*(++argv);
|
|
do_verify = 1;
|
|
}
|
|
else if (strcmp(*argv,"-signature") == 0)
|
|
{
|
|
if (--argc < 1) break;
|
|
sigfile=*(++argv);
|
|
}
|
|
else if (strcmp(*argv,"-hex") == 0)
|
|
out_bin = 0;
|
|
else if (strcmp(*argv,"-binary") == 0)
|
|
out_bin = 1;
|
|
else if (strcmp(*argv,"-d") == 0)
|
|
debug=1;
|
|
else if ((m=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
|
|
md=m;
|
|
else
|
|
break;
|
|
argc--;
|
|
argv++;
|
|
}
|
|
|
|
if (md == NULL)
|
|
md=EVP_md5();
|
|
|
|
if(do_verify && !sigfile) {
|
|
BIO_printf(bio_err, "No signature to verify: use the -signature option\n");
|
|
err = 1;
|
|
goto end;
|
|
}
|
|
|
|
if ((argc > 0) && (argv[0][0] == '-')) /* bad option */
|
|
{
|
|
BIO_printf(bio_err,"unknown option '%s'\n",*argv);
|
|
BIO_printf(bio_err,"options are\n");
|
|
BIO_printf(bio_err,"-c to output the digest with separating colons\n");
|
|
BIO_printf(bio_err,"-d to output debug info\n");
|
|
BIO_printf(bio_err,"-hex output as hex dump\n");
|
|
BIO_printf(bio_err,"-binary output in binary form\n");
|
|
BIO_printf(bio_err,"-sign file sign digest using private key in file\n");
|
|
BIO_printf(bio_err,"-verify file verify a signature using public key in file\n");
|
|
BIO_printf(bio_err,"-prverify file verify a signature using private key in file\n");
|
|
BIO_printf(bio_err,"-signature file signature to verify\n");
|
|
BIO_printf(bio_err,"-binary output in binary form\n");
|
|
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm (default)\n",
|
|
LN_md5,LN_md5);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_md4,LN_md4);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_md2,LN_md2);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_sha1,LN_sha1);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_sha,LN_sha);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_mdc2,LN_mdc2);
|
|
BIO_printf(bio_err,"-%3s to use the %s message digest algorithm\n",
|
|
LN_ripemd160,LN_ripemd160);
|
|
err=1;
|
|
goto end;
|
|
}
|
|
|
|
in=BIO_new(BIO_s_file());
|
|
bmd=BIO_new(BIO_f_md());
|
|
if (debug)
|
|
{
|
|
BIO_set_callback(in,BIO_debug_callback);
|
|
/* needed for windows 3.1 */
|
|
BIO_set_callback_arg(in,bio_err);
|
|
}
|
|
|
|
if ((in == NULL) || (bmd == NULL))
|
|
{
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if(out_bin == -1) {
|
|
if(keyfile) out_bin = 1;
|
|
else out_bin = 0;
|
|
}
|
|
|
|
if(randfile)
|
|
app_RAND_load_file(randfile, bio_err, 0);
|
|
|
|
if(outfile) {
|
|
if(out_bin)
|
|
out = BIO_new_file(outfile, "wb");
|
|
else out = BIO_new_file(outfile, "w");
|
|
} else {
|
|
out = BIO_new_fp(stdout, BIO_NOCLOSE);
|
|
#ifdef VMS
|
|
{
|
|
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
|
|
out = BIO_push(tmpbio, out);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
if(!out) {
|
|
BIO_printf(bio_err, "Error opening output file %s\n",
|
|
outfile ? outfile : "(stdout)");
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if(keyfile) {
|
|
BIO *keybio;
|
|
keybio = BIO_new_file(keyfile, "r");
|
|
if(!keybio) {
|
|
BIO_printf(bio_err, "Error opening key file %s\n",
|
|
keyfile);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
|
|
if(want_pub)
|
|
sigkey = PEM_read_bio_PUBKEY(keybio, NULL, NULL, NULL);
|
|
else sigkey = PEM_read_bio_PrivateKey(keybio, NULL, NULL, NULL);
|
|
BIO_free(keybio);
|
|
if(!sigkey) {
|
|
BIO_printf(bio_err, "Error reading key file %s\n",
|
|
keyfile);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
if(sigfile && sigkey) {
|
|
BIO *sigbio;
|
|
sigbio = BIO_new_file(sigfile, "rb");
|
|
siglen = EVP_PKEY_size(sigkey);
|
|
sigbuf = OPENSSL_malloc(siglen);
|
|
if(!sigbio) {
|
|
BIO_printf(bio_err, "Error opening signature file %s\n",
|
|
sigfile);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
siglen = BIO_read(sigbio, sigbuf, siglen);
|
|
BIO_free(sigbio);
|
|
if(siglen <= 0) {
|
|
BIO_printf(bio_err, "Error reading signature file %s\n",
|
|
sigfile);
|
|
ERR_print_errors(bio_err);
|
|
goto end;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/* we use md as a filter, reading from 'in' */
|
|
BIO_set_md(bmd,md);
|
|
inp=BIO_push(bmd,in);
|
|
|
|
if (argc == 0)
|
|
{
|
|
BIO_set_fp(in,stdin,BIO_NOCLOSE);
|
|
do_fp(out, buf,inp,separator, out_bin, sigkey, sigbuf, siglen);
|
|
}
|
|
else
|
|
{
|
|
name=OBJ_nid2sn(md->type);
|
|
for (i=0; i<argc; i++)
|
|
{
|
|
if (BIO_read_filename(in,argv[i]) <= 0)
|
|
{
|
|
perror(argv[i]);
|
|
err++;
|
|
continue;
|
|
}
|
|
if(!out_bin) BIO_printf(out, "%s(%s)= ",name,argv[i]);
|
|
do_fp(out, buf,inp,separator, out_bin, sigkey,
|
|
sigbuf, siglen);
|
|
(void)BIO_reset(bmd);
|
|
}
|
|
}
|
|
end:
|
|
if (buf != NULL)
|
|
{
|
|
memset(buf,0,BUFSIZE);
|
|
OPENSSL_free(buf);
|
|
}
|
|
if (in != NULL) BIO_free(in);
|
|
BIO_free_all(out);
|
|
EVP_PKEY_free(sigkey);
|
|
if(sigbuf) OPENSSL_free(sigbuf);
|
|
if (bmd != NULL) BIO_free(bmd);
|
|
EXIT(err);
|
|
}
|
|
|
|
void do_fp(BIO *out, unsigned char *buf, BIO *bp, int sep, char binout,
|
|
EVP_PKEY *key, unsigned char *sigin, int siglen)
|
|
{
|
|
int len;
|
|
int i;
|
|
|
|
for (;;)
|
|
{
|
|
i=BIO_read(bp,(char *)buf,BUFSIZE);
|
|
if (i <= 0) break;
|
|
}
|
|
if(sigin)
|
|
{
|
|
EVP_MD_CTX *ctx;
|
|
BIO_get_md_ctx(bp, &ctx);
|
|
i = EVP_VerifyFinal(ctx, sigin, (unsigned int)siglen, key);
|
|
if(i > 0) BIO_printf(out, "Verified OK\n");
|
|
else if(i == 0) BIO_printf(out, "Verification Failure\n");
|
|
else
|
|
{
|
|
BIO_printf(bio_err, "Error Verifying Data\n");
|
|
ERR_print_errors(bio_err);
|
|
}
|
|
return;
|
|
}
|
|
if(key)
|
|
{
|
|
EVP_MD_CTX *ctx;
|
|
BIO_get_md_ctx(bp, &ctx);
|
|
if(!EVP_SignFinal(ctx, buf, (unsigned int *)&len, key))
|
|
{
|
|
BIO_printf(bio_err, "Error Signing Data\n");
|
|
ERR_print_errors(bio_err);
|
|
return;
|
|
}
|
|
}
|
|
else
|
|
len=BIO_gets(bp,(char *)buf,BUFSIZE);
|
|
|
|
if(binout) BIO_write(out, buf, len);
|
|
else
|
|
{
|
|
for (i=0; i<len; i++)
|
|
{
|
|
if (sep && (i != 0))
|
|
BIO_printf(out, ":");
|
|
BIO_printf(out, "%02x",buf[i]);
|
|
}
|
|
BIO_printf(out, "\n");
|
|
}
|
|
}
|
|
|