openssl.c
/* apps/openssl.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.]
*/
/* ====================================================================
* Copyright (c) 1998-2006 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
* openssl-core@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).
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#define OPENSSL_C /* tells apps.h to use complete
* apps_startup() */
#include "apps.h"
#include <openssl/bio.h>
#include <openssl/crypto.h>
#include <openssl/lhash.h>
#include <openssl/conf.h>
#include <openssl/x509.h>
#include <openssl/pem.h>
#include <openssl/ssl.h>
#ifndef OPENSSL_NO_ENGINE
# include <openssl/engine.h>
#endif
#define USE_SOCKETS /* needed for the _O_BINARY defs in the MS
* world */
#include "progs.h"
#include "s_apps.h"
#include <openssl/err.h>
/*
* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
* the base prototypes (we cast each variable inside the function to the
* required type of "FUNCTION*"). This removes the necessity for
* macro-generated wrapper functions.
*/
/* static unsigned long MS_CALLBACK hash(FUNCTION *a); */
static unsigned long MS_CALLBACK hash(const void *a_void);
/* static int MS_CALLBACK cmp(FUNCTION *a,FUNCTION *b); */
static int MS_CALLBACK cmp(const void *a_void, const void *b_void);
static LHASH *prog_init(void);
static int do_cmd(LHASH *prog, int argc, char *argv[]);
char *default_config_file = NULL;
/* Make sure there is only one when MONOLITH is defined */
#ifdef MONOLITH
CONF *config = NULL;
BIO *bio_err = NULL;
int in_FIPS_mode = 0;
#endif
static void lock_dbg_cb(int mode, int type, const char *file, int line)
{
static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
const char *errstr = NULL;
int rw;
rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) {
errstr = "invalid mode";
goto err;
}
if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
errstr = "type out of bounds";
goto err;
}
if (mode & CRYPTO_LOCK) {
if (modes[type]) {
errstr = "already locked";
/*
* must not happen in a single-threaded program (would deadlock)
*/
goto err;
}
modes[type] = rw;
} else if (mode & CRYPTO_UNLOCK) {
if (!modes[type]) {
errstr = "not locked";
goto err;
}
if (modes[type] != rw) {
errstr = (rw == CRYPTO_READ) ?
"CRYPTO_r_unlock on write lock" :
"CRYPTO_w_unlock on read lock";
}
modes[type] = 0;
} else {
errstr = "invalid mode";
goto err;
}
err:
if (errstr) {
/* we cannot use bio_err here */
fprintf(stderr,
"openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
errstr, mode, type, file, line);
}
}
int main(int Argc, char *Argv[])
{
ARGS arg;
#define PROG_NAME_SIZE 39
char pname[PROG_NAME_SIZE + 1];
FUNCTION f, *fp;
MS_STATIC const char *prompt;
MS_STATIC char buf[1024];
char *to_free = NULL;
int n, i, ret = 0;
int argc;
char **argv, *p;
LHASH *prog = NULL;
long errline;
arg.data = NULL;
arg.count = 0;
in_FIPS_mode = 0;
if (getenv("OPENSSL_FIPS")) {
#ifdef OPENSSL_FIPS
if (!FIPS_mode_set(1)) {
ERR_load_crypto_strings();
ERR_print_errors(BIO_new_fp(stderr, BIO_NOCLOSE));
EXIT(1);
}
in_FIPS_mode = 1;
#else
fprintf(stderr, "FIPS mode not supported.\n");
EXIT(1);
#endif
}
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 (getenv("OPENSSL_DEBUG_MEMORY") != NULL) { /* if not defined, use
* compiled-in library
* defaults */
if (!(0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off"))) {
CRYPTO_malloc_debug_init();
CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
} else {
/* OPENSSL_DEBUG_MEMORY=off */
CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
}
}
CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
#if 0
if (getenv("OPENSSL_DEBUG_LOCKING") != NULL)
#endif
{
CRYPTO_set_locking_callback(lock_dbg_cb);
}
apps_startup();
/* Lets load up our environment a little */
p = getenv("OPENSSL_CONF");
if (p == NULL)
p = getenv("SSLEAY_CONF");
if (p == NULL)
p = to_free = make_config_name();
default_config_file = p;
config = NCONF_new(NULL);
i = NCONF_load(config, p, &errline);
if (i == 0) {
NCONF_free(config);
config = NULL;
ERR_clear_error();
}
prog = prog_init();
/* first check the program name */
program_name(Argv[0], pname, sizeof pname);
f.name = pname;
fp = (FUNCTION *) lh_retrieve(prog, &f);
if (fp != NULL) {
Argv[0] = pname;
ret = fp->func(Argc, Argv);
goto end;
}
/*
* ok, now check that there are not arguments, if there are, run with
* them, shifting the ssleay off the front
*/
if (Argc != 1) {
Argc--;
Argv++;
ret = do_cmd(prog, Argc, Argv);
if (ret < 0)
ret = 0;
goto end;
}
/* ok, lets enter the old 'OpenSSL>' mode */
for (;;) {
ret = 0;
p = buf;
n = sizeof buf;
i = 0;
for (;;) {
p[0] = '\0';
if (i++)
prompt = ">";
else
prompt = "OpenSSL> ";
fputs(prompt, stdout);
fflush(stdout);
if (!fgets(p, n, stdin))
goto end;
if (p[0] == '\0')
goto end;
i = strlen(p);
if (i <= 1)
break;
if (p[i - 2] != '\\')
break;
i -= 2;
p += i;
n -= i;
}
if (!chopup_args(&arg, buf, &argc, &argv))
break;
ret = do_cmd(prog, argc, argv);
if (ret < 0) {
ret = 0;
goto end;
}
if (ret != 0)
BIO_printf(bio_err, "error in %s\n", argv[0]);
(void)BIO_flush(bio_err);
}
BIO_printf(bio_err, "bad exit\n");
ret = 1;
end:
if (to_free)
OPENSSL_free(to_free);
if (config != NULL) {
NCONF_free(config);
config = NULL;
}
if (prog != NULL)
lh_free(prog);
if (arg.data != NULL)
OPENSSL_free(arg.data);
apps_shutdown();
CRYPTO_mem_leaks(bio_err);
if (bio_err != NULL) {
BIO_free(bio_err);
bio_err = NULL;
}
OPENSSL_EXIT(ret);
}
#define LIST_STANDARD_COMMANDS "list-standard-commands"
#define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
#define LIST_CIPHER_COMMANDS "list-cipher-commands"
static int do_cmd(LHASH *prog, int argc, char *argv[])
{
FUNCTION f, *fp;
int i, ret = 1, tp, nl;
if ((argc <= 0) || (argv[0] == NULL)) {
ret = 0;
goto end;
}
f.name = argv[0];
fp = (FUNCTION *) lh_retrieve(prog, &f);
if (fp != NULL) {
ret = fp->func(argc, argv);
} else if ((strncmp(argv[0], "no-", 3)) == 0) {
BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
bio_stdout = BIO_push(tmpbio, bio_stdout);
}
#endif
f.name = argv[0] + 3;
ret = (lh_retrieve(prog, &f) != NULL);
if (!ret)
BIO_printf(bio_stdout, "%s\n", argv[0]);
else
BIO_printf(bio_stdout, "%s\n", argv[0] + 3);
BIO_free_all(bio_stdout);
goto end;
} else if ((strcmp(argv[0], "quit") == 0) ||
(strcmp(argv[0], "q") == 0) ||
(strcmp(argv[0], "exit") == 0) ||
(strcmp(argv[0], "bye") == 0)) {
ret = -1;
goto end;
} else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) ||
(strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
(strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0)) {
int list_type;
BIO *bio_stdout;
if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0)
list_type = FUNC_TYPE_GENERAL;
else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0)
list_type = FUNC_TYPE_MD;
else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
list_type = FUNC_TYPE_CIPHER;
bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
bio_stdout = BIO_push(tmpbio, bio_stdout);
}
#endif
for (fp = functions; fp->name != NULL; fp++)
if (fp->type == list_type)
BIO_printf(bio_stdout, "%s\n", fp->name);
BIO_free_all(bio_stdout);
ret = 0;
goto end;
} else {
BIO_printf(bio_err, "openssl:Error: '%s' is an invalid command.\n",
argv[0]);
BIO_printf(bio_err, "\nStandard commands");
i = 0;
tp = 0;
for (fp = functions; fp->name != NULL; fp++) {
nl = 0;
#ifdef OPENSSL_NO_CAMELLIA
if (((i++) % 5) == 0)
#else
if (((i++) % 4) == 0)
#endif
{
BIO_printf(bio_err, "\n");
nl = 1;
}
if (fp->type != tp) {
tp = fp->type;
if (!nl)
BIO_printf(bio_err, "\n");
if (tp == FUNC_TYPE_MD) {
i = 1;
BIO_printf(bio_err,
"\nMessage Digest commands (see the `dgst' command for more details)\n");
} else if (tp == FUNC_TYPE_CIPHER) {
i = 1;
BIO_printf(bio_err,
"\nCipher commands (see the `enc' command for more details)\n");
}
}
#ifdef OPENSSL_NO_CAMELLIA
BIO_printf(bio_err, "%-15s", fp->name);
#else
BIO_printf(bio_err, "%-18s", fp->name);
#endif
}
BIO_printf(bio_err, "\n\n");
ret = 0;
}
end:
return (ret);
}
static int SortFnByName(const void *_f1, const void *_f2)
{
const FUNCTION *f1 = _f1;
const FUNCTION *f2 = _f2;
if (f1->type != f2->type)
return f1->type - f2->type;
return strcmp(f1->name, f2->name);
}
static LHASH *prog_init(void)
{
LHASH *ret;
FUNCTION *f;
size_t i;
/* Purely so it looks nice when the user hits ? */
for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
qsort(functions, i, sizeof *functions, SortFnByName);
if ((ret = lh_new(hash, cmp)) == NULL)
return (NULL);
for (f = functions; f->name != NULL; f++)
lh_insert(ret, f);
return (ret);
}
/* static int MS_CALLBACK cmp(FUNCTION *a, FUNCTION *b) */
static int MS_CALLBACK cmp(const void *a_void, const void *b_void)
{
return (strncmp(((const FUNCTION *)a_void)->name,
((const FUNCTION *)b_void)->name, 8));
}
/* static unsigned long MS_CALLBACK hash(FUNCTION *a) */
static unsigned long MS_CALLBACK hash(const void *a_void)
{
return (lh_strhash(((const FUNCTION *)a_void)->name));
}
