X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=lib%2Futils.c;h=9552c5c0fda2e1a0654279fc15a40c90f0acc85f;hp=be3126dc03a60e0889877266643edb2a6b212b0c;hb=085d33e6265e139bb08cdfda3d7498993190d187;hpb=052fbc0bdf36e0dbe2a0867ce770d426c9a44841 diff --git a/lib/utils.c b/lib/utils.c index be3126dc..9552c5c0 100644 --- a/lib/utils.c +++ b/lib/utils.c @@ -1,7 +1,7 @@ /* utils.c -- gathering of some stupid small functions - Copyright (C) 1999,2000 Ivo Timmermans - 2000 Guus Sliepen + Copyright (C) 1999-2003 Ivo Timmermans + 2000-2003 Guus Sliepen 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 @@ -18,12 +18,11 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include "config.h" + #include #include #include -#include - -#include "config.h" #include #include @@ -39,79 +38,49 @@ char *hexadecimals = "0123456789ABCDEF"; int charhex2bin(char c) { - if(isdigit(c)) - return c - '0'; - else - return toupper(c) - 'A' + 10; + 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=0; i--) - { - dst[i*2+1] = hexadecimals[(unsigned char)src[i] & 15]; - dst[i*2] = hexadecimals[(unsigned char)src[i]>>4]; - } + 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]; + } } #ifdef ENABLE_TRACING void cp_trace() { - syslog(LOG_DEBUG, "Checkpoint trace: %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d...", - cp_file[(cp_index+15)%16], cp_line[(cp_index+15)%16], - cp_file[(cp_index+14)%16], cp_line[(cp_index+14)%16], - cp_file[(cp_index+13)%16], cp_line[(cp_index+13)%16], - cp_file[(cp_index+12)%16], cp_line[(cp_index+12)%16], - cp_file[(cp_index+11)%16], cp_line[(cp_index+11)%16], - cp_file[(cp_index+10)%16], cp_line[(cp_index+10)%16], - cp_file[(cp_index+9)%16], cp_line[(cp_index+9)%16], - cp_file[(cp_index+8)%16], cp_line[(cp_index+8)%16], - cp_file[(cp_index+7)%16], cp_line[(cp_index+7)%16], - cp_file[(cp_index+6)%16], cp_line[(cp_index+6)%16], - cp_file[(cp_index+5)%16], cp_line[(cp_index+5)%16], - cp_file[(cp_index+4)%16], cp_line[(cp_index+4)%16], - cp_file[(cp_index+3)%16], cp_line[(cp_index+3)%16], - cp_file[(cp_index+2)%16], cp_line[(cp_index+2)%16], - cp_file[(cp_index+1)%16], cp_line[(cp_index+1)%16], - cp_file[cp_index], cp_line[cp_index] - ); -} -#endif - -#ifndef HAVE_ASPRINTF -int asprintf(char **buf, const char *fmt, ...) -{ - int status; - va_list ap; - int len; - - len = 4096; - *buf = xmalloc(len); - - va_start(ap, fmt); - status = vsnprintf (*buf, len, fmt, ap); - va_end (ap); - - if(status >= 0) - *buf = xrealloc(*buf, status); - - if(status > len-1) - { - len = status; - va_start(ap, fmt); - status = vsnprintf (*buf, len, fmt, ap); - va_end (ap); - } - - return status; + syslog(LOG_DEBUG, "Checkpoint trace: %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d <- %s:%d...", + cp_file[(cp_index + 15) % 16], cp_line[(cp_index + 15) % 16], + cp_file[(cp_index + 14) % 16], cp_line[(cp_index + 14) % 16], + cp_file[(cp_index + 13) % 16], cp_line[(cp_index + 13) % 16], + cp_file[(cp_index + 12) % 16], cp_line[(cp_index + 12) % 16], + cp_file[(cp_index + 11) % 16], cp_line[(cp_index + 11) % 16], + cp_file[(cp_index + 10) % 16], cp_line[(cp_index + 10) % 16], + cp_file[(cp_index + 9) % 16], cp_line[(cp_index + 9) % 16], + cp_file[(cp_index + 8) % 16], cp_line[(cp_index + 8) % 16], + cp_file[(cp_index + 7) % 16], cp_line[(cp_index + 7) % 16], + cp_file[(cp_index + 6) % 16], cp_line[(cp_index + 6) % 16], + cp_file[(cp_index + 5) % 16], cp_line[(cp_index + 5) % 16], + cp_file[(cp_index + 4) % 16], cp_line[(cp_index + 4) % 16], + cp_file[(cp_index + 3) % 16], cp_line[(cp_index + 3) % 16], + cp_file[(cp_index + 2) % 16], cp_line[(cp_index + 2) % 16], + cp_file[(cp_index + 1) % 16], cp_line[(cp_index + 1) % 16], + cp_file[cp_index], cp_line[cp_index] + ); } #endif