actube/src/cw/format.h
7u83@mail.ru f1888d2503 Fixed undiefined dst in cw_format_hexu.
FossilOrigin-Name: f3b926e54971b3677ddf3eb299ee05a1b321727cc6e4d18eef7f9d519ae518cc
2016-03-05 12:41:11 +00:00

100 lines
2.6 KiB
C

/*
This file is part of libcapwap.
libcapwap 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 3 of the License, or
(at your option) any later version.
libcapwap 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
/**
*@file
*@brief prototypes for format-functions
*@defgroup FormatFunctions FORMAT Functions
*@{
*/
#ifndef __CW_FORMAT_H
#define __CW_FORMAT_H
#include "capwap.h"
extern int cw_format_hex_bytes(char *dst, const char *format, const char *delim,
const uint8_t * src, int len);
extern int cw_format_scan_hex_bytes(uint8_t *dst,const char *s, int len);
/**
* Format bytes as a hex string. Hexadecimal letters are lower-case.
* @param dst destination buffer
* @param bytes bytes to format
* @param len number of bytes to format
* @return number of characters written to the destination buffer
*
* Make sure, the destination buffer can hold at least len * 2 characters + the trailing
* zero for strings.
*/
#define cw_format_hexl(dst,bytes,len)\
cw_format_hex_bytes(dst,"%02x","",bytes,len)
/**
* Format bytes as hex string. Same as #cw_format_hexl, but
* hexadecimal letters are upper-case.
*/
#define cw_format_hexu(dst,bytes,len)\
cw_format_hex_bytes(dst,"%02X","",bytes,len)
/**
* Alias for #cw_format_hexl.
*/
#define cw_format_hex cw_format_hexl
/**
* Format MAC Address.
*/
#define cw_format_mac(dst,src,len)\
cw_format_hex_bytes(dst,"%02x",":",src,len)
/*#define cw_format_hdr_flags(s,th) \
sprintf(s,"(T=%d,F=%d,L=%d,W=%d,M=%d,K=%d)",\
cw_get_hdr_flag_t(packet),\
cw_get_hdr_flag_f(packet),\
cw_get_hdr_flag_l(packet),\
cw_get_hdr_flag_w(packet),\
cw_get_hdr_flag_m(packet),\
cw_get_hdr_flag_k(packet)\
);
*/
static inline int cw_format_hdr_flags(char *dst,uint8_t *th)
{
char * s = dst;
s+=sprintf(s,"%s", "(");
s+=sprintf(s,"%s", cw_get_hdr_flag_t(th) ? "T":"");
s+=sprintf(s,"%s", cw_get_hdr_flag_f(th) ? "F":"");
s+=sprintf(s,"%s", cw_get_hdr_flag_l(th) ? "L":"");
s+=sprintf(s,"%s", cw_get_hdr_flag_w(th) ? "W":"");
s+=sprintf(s,"%s", cw_get_hdr_flag_m(th) ? "M":"");
s+=sprintf(s,"%s", cw_get_hdr_flag_k(th) ? "K":"");
s+=sprintf(s,"%s", ")");
return s-dst;
}
int cw_is_utf8(unsigned char *str, size_t len);
/**@}*/
#endif