/*
utils.c -- gathering of some stupid small functions
- Copyright (C) 1999 Ivo Timmermans <zarq@iname.com>
+ Copyright (C) 1999,2000 Ivo Timmermans <zarq@iname.com>
+ 2000 Guus Sliepen <guus@sliepen.warande.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <sys/types.h>
+#include <ctype.h>
+#include <string.h>
+
#include "config.h"
#include <utils.h>
+#include <syslog.h>
+
+volatile int (cp_line[]) = {0, 0, 0, 0, 0, 0, 0, 0};
+volatile char (*cp_file[]) = {"?", "?", "?", "?", "?", "?", "?", "?"};
+volatile int cp_index = 0;
+
+char *hexadecimals = "0123456789ABCDEF";
+
+int charhex2bin(char c)
+{
+ if(isdigit(c))
+ return c - '0';
+ else
+ return toupper(c) - 'A' + 10;
+}
+
+
+void hex2bin(char *src, char *dst, int length)
+{
+ int i;
+ for(i=0; i<length; i++)
+ dst[i] = charhex2bin(src[i*2])*16 + charhex2bin(src[i*2+1]);
+}
-volatile int cp_line;
-volatile char *cp_file;
+void bin2hex(char *src, char *dst, int length)
+{
+ int i;
+ for(i=length-1; i>=0; i--)
+ {
+ dst[i*2+1] = hexadecimals[(unsigned char)src[i] & 15];
+ dst[i*2] = hexadecimals[(unsigned char)src[i]>>4];
+ }
+}
+char *cp_trace()
+{
+ syslog(LOG_DEBUG, "Checkpoint trace: %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d ...",
+ cp_file[(cp_index+7)%8], cp_line[(cp_index+7)%8],
+ cp_file[(cp_index+6)%8], cp_line[(cp_index+6)%8],
+ cp_file[(cp_index+5)%8], cp_line[(cp_index+5)%8],
+ cp_file[(cp_index+4)%8], cp_line[(cp_index+4)%8],
+ cp_file[(cp_index+3)%8], cp_line[(cp_index+3)%8],
+ cp_file[(cp_index+2)%8], cp_line[(cp_index+2)%8],
+ cp_file[(cp_index+1)%8], cp_line[(cp_index+1)%8],
+ cp_file[cp_index], cp_line[cp_index]
+ );
+}