blob: 14cbaf68e5ef8f826b596b1aa6da3b7ca4eec6fd [file] [log] [blame]
/*
* main.c -- The TPM Emulator's main function
*
* (c) Copyright IBM Corporation 2014, 2015.
*
* Author: Stefan Berger <stefanb@us.ibm.com>
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 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.
*
* Neither the names of the IBM Corporation nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "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 COPYRIGHT
* HOLDER 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.
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "main.h"
#include "swtpm.h"
static void usage(FILE *stream, const char *prgname)
{
fprintf(stream,
"TPM emulator with choice of interface.\n"
"\n"
"Usage: %s socket"
#ifdef WITH_CHARDEV
"|chardev"
#endif
#ifdef WITH_CUSE
"|cuse"
#endif
" [options]\n"
" %s -v|--version\n"
"\n"
"Use the --help option to see the help screen for each interface type.\n"
"Use the --version options to see version information.\n",
prgname,prgname);
}
int main(int argc, char **argv)
{
if (argc < 2) {
fprintf(stderr, "Missing TPM interface type.\n");
return 1;
}
if (!strcmp(argv[1], "socket")) {
return swtpm_main(argc-1, &argv[1], argv[0], "socket");
#ifdef WITH_CHARDEV
} else if (!strcmp(argv[1], "chardev")) {
return swtpm_chardev_main(argc-1, &argv[1], argv[0], "chardev");
#endif
#ifdef WITH_CUSE
} else if (!strcmp(argv[1], "cuse")) {
return swtpm_cuse_main(argc-1, &argv[1], argv[0], "cuse");
#endif
} else if (!strcmp(argv[1], "-h") || !strcmp(argv[1], "--help")) {
usage(stdout, argv[0]);
} else if (!strcmp(argv[1], "-v") || !strcmp(argv[1], "--version")) {
fprintf(stdout, "TPM emulator version %d.%d.%d, "
"Copyright (c) 2014-2021 IBM Corp.\n",
SWTPM_VER_MAJOR,
SWTPM_VER_MINOR,
SWTPM_VER_MICRO);
} else {
fprintf(stderr, "Unsupported TPM interface type '%s'.\n", argv[1]);
usage(stderr, argv[0]);
return 1;
}
return 0;
}