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/* $Id$ */
/*
* This file is part of aeswepd.
*
* aeswepd is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* aeswepd is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with aeswepd; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <unistd.h>
#include <sys/socket.h>
#include <string.h>
#include <assert.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <linux/if.h>
#include <libdaemon/dlog.h>
#include "util.h"
void print_hex(FILE *f, uint8_t *w, int l) {
while (l > 0) {
fprintf(f, "%02x", *(w++));
l--;
}
}
int parse_hex(char *s, uint8_t *b, int l) {
int n = 0;
char *p;
int nibble = 0;
for (p = s; *p && l >= 0; p++) {
int c;
if (*p >= '0' && *p <= '9')
c = *p - '0';
else if (*p >= 'A' && *p <= 'F')
c = *p - 'A' + 10;
else if (*p >= 'a' && *p <= 'f')
c = *p - 'a' + 10;
else if (*p == ':' || *p == '.')
continue;
else
return -(p-s)-1;
if (!nibble)
*b = c << 4;
else {
*b |= c & 15;
b++;
l--;
n++;
}
nibble = !nibble;
}
if (*p)
return -(p-s)-1;
return n;
}
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