1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef _LINUX_HEX_H
3 #define _LINUX_HEX_H
4
5 #include <linux/types.h>
6
7 extern const char hex_asc[];
8 #define hex_asc_lo(x) hex_asc[((x) & 0x0f)]
9 #define hex_asc_hi(x) hex_asc[((x) & 0xf0) >
10
11 static inline char *hex_byte_pack(char *buf, u
12 {
13 *buf++ = hex_asc_hi(byte);
14 *buf++ = hex_asc_lo(byte);
15 return buf;
16 }
17
18 extern const char hex_asc_upper[];
19 #define hex_asc_upper_lo(x) hex_asc_upper[
20 #define hex_asc_upper_hi(x) hex_asc_upper[
21
22 static inline char *hex_byte_pack_upper(char *
23 {
24 *buf++ = hex_asc_upper_hi(byte);
25 *buf++ = hex_asc_upper_lo(byte);
26 return buf;
27 }
28
29 extern int hex_to_bin(unsigned char ch);
30 extern int __must_check hex2bin(u8 *dst, const
31 extern char *bin2hex(char *dst, const void *sr
32
33 bool mac_pton(const char *s, u8 *mac);
34
35 #endif
36
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