2 utils.c -- gathering of some stupid small functions
3 Copyright (C) 1999,2000 Ivo Timmermans <zarq@iname.com>
4 2000 Guus Sliepen <guus@sliepen.warande.net>
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include <sys/types.h>
32 volatile int (cp_line[]) = {0, 0, 0, 0, 0, 0, 0, 0};
33 volatile char (*cp_file[]) = {"?", "?", "?", "?", "?", "?", "?", "?"};
34 volatile int cp_index = 0;
36 char *hexadecimals = "0123456789ABCDEF";
38 int charhex2bin(char c)
43 return toupper(c) - 'A' + 10;
47 void hex2bin(char *src, char *dst, int length)
50 for(i=0; i<length; i++)
51 dst[i] = charhex2bin(src[i*2])*16 + charhex2bin(src[i*2+1]);
54 void bin2hex(char *src, char *dst, int length)
57 for(i=length-1; i>=0; i--)
59 dst[i*2+1] = hexadecimals[(unsigned char)src[i] & 15];
60 dst[i*2] = hexadecimals[(unsigned char)src[i]>>4];
66 syslog(LOG_DEBUG, "Checkpoint trace: %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d ...",
67 cp_file[(cp_index+7)%8], cp_line[(cp_index+7)%8],
68 cp_file[(cp_index+6)%8], cp_line[(cp_index+6)%8],
69 cp_file[(cp_index+5)%8], cp_line[(cp_index+5)%8],
70 cp_file[(cp_index+4)%8], cp_line[(cp_index+4)%8],
71 cp_file[(cp_index+3)%8], cp_line[(cp_index+3)%8],
72 cp_file[(cp_index+2)%8], cp_line[(cp_index+2)%8],
73 cp_file[(cp_index+1)%8], cp_line[(cp_index+1)%8],
74 cp_file[cp_index], cp_line[cp_index]
79 int asprintf(char **buf, const char *fmt, ...)
89 status = vsnprintf (*buf, len, fmt, ap);
93 *buf = xrealloc(*buf, status);
99 status = vsnprintf (*buf, len, fmt, ap);