89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
/*
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This file is part of libcapwap.
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libcapwap is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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libcapwap is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Foobar. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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*@file
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*@brief prototypes for format-functions
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*@defgroup FORMAT FORMAT
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*@{
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*/
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#ifndef __FORMAT_H
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#define __FORMAT_H
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#include "cw.h"
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extern int format_hex_bytes(char *dst, const char *format, const char *delim,
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const uint8_t * src, int len);
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extern int format_scan_hex_bytes(uint8_t *dst,const char *s, int len);
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/**
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* Format bytes as a hex string. Hexadecimal letters are lower-case.
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* @param dst destination buffer
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* @param bytes bytes to format
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* @param len number of bytes to format
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* @return number of characters written to the destination buffer
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*
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* Make sure, the destination buffer can hold at least len * 2 characters + the trailing
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* zero for strings.
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*/
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#define format_hexl(dst,bytes,len)\
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format_hex_bytes(dst,"%02x","",bytes,len)
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/**
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* Format bytes as hex string. Same as #format_hexl, but
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* hexadecimal letters are upper-case.
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*/
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#define format_hexu(dst,bytes,len)\
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format_hex_bytes(dst,"%02X","",bytes,len)
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/**
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* Alias for #format_hexl.
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*/
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#define format_hex format_hexl
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/**
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* Format MAC Address.
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*/
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#define format_mac(dst,src,len)\
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format_hex_bytes(dst,"%02x",":",src,len)
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static inline int format_hdr_flags(char *dst,uint8_t *th)
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{
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char * s = dst;
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s+=sprintf(s,"%s", "(");
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s+=sprintf(s,"%s", cw_get_hdr_flag_t(th) ? "T":"");
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s+=sprintf(s,"%s", cw_get_hdr_flag_f(th) ? "F":"");
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s+=sprintf(s,"%s", cw_get_hdr_flag_l(th) ? "L":"");
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s+=sprintf(s,"%s", cw_get_hdr_flag_w(th) ? "W":"");
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s+=sprintf(s,"%s", cw_get_hdr_flag_m(th) ? "M":"");
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s+=sprintf(s,"%s", cw_get_hdr_flag_k(th) ? "K":"");
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s+=sprintf(s,"%s", ")");
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return s-dst;
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}
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int format_is_utf8(unsigned char *str, size_t len);
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/**@}*/
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#endif
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