dhcpcd/platform-linux.c
2010-03-06 17:16:20 +00:00

105 lines
2.6 KiB
C

/*
* dhcpcd - DHCP client daemon
* Copyright (c) 2006-2010 Roy Marples <roy@marples.name>
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 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.
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "common.h"
#include "platform.h"
static const char *mproc =
#if defined(__alpha__)
"system type"
#elif defined(__arm__)
"Hardware"
#elif defined(__avr32__)
"cpu family"
#elif defined(__bfin__)
"BOARD Name"
#elif defined(__cris__)
"cpu model"
#elif defined(__frv__)
"System"
#elif defined(__i386__) || defined(__x86_64__)
"vendor_id"
#elif defined(__ia64__)
"vendor"
#elif defined(__hppa__)
"model"
#elif defined(__m68k__)
"MMU"
#elif defined(__mips__)
"system type"
#elif defined(__powerpc__) || defined(__powerpc64__)
"machine"
#elif defined(__s390__) || defined(__s390x__)
"Manufacturer"
#elif defined(__sh__)
"machine"
#elif defined(sparc) || defined(__sparc__)
"cpu"
#elif defined(__vax__)
"cpu"
#else
NULL
#endif
;
char *
hardware_platform(void)
{
FILE *fp;
char *buf, *p;
if (mproc == NULL) {
errno = EINVAL;
return NULL;
}
fp = fopen("/proc/cpuinfo", "r");
if (fp == NULL)
return NULL;
p = NULL;
while ((buf = get_line(fp))) {
if (strncmp(buf, mproc, strlen(mproc)) == 0) {
p = strchr(buf, ':');
if (p != NULL && ++p != NULL) {
while (*p == ' ')
p++;
break;
}
}
}
fclose(fp);
if (p == NULL)
errno = ESRCH;
return p;
}