File: bind_prog.h

package info (click to toggle)
linux 6.12.8-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,673,568 kB
  • sloc: ansic: 25,888,630; asm: 268,782; sh: 136,481; python: 64,809; makefile: 55,668; perl: 38,052; xml: 19,270; cpp: 5,893; yacc: 4,923; lex: 2,939; awk: 1,592; sed: 28; ruby: 25
file content (19 lines) | stat: -rw-r--r-- 597 bytes parent folder | download | duplicates (12)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __BIND_PROG_H__
#define __BIND_PROG_H__

#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
#define load_byte(src, b, s) \
	(((volatile __u8 *)&(src))[b] << 8 * b)
#define load_word(src, w, s) \
	(((volatile __u16 *)&(src))[w] << 16 * w)
#elif __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define load_byte(src, b, s) \
	(((volatile __u8 *)&(src))[(b) + (sizeof(src) - (s))] << 8 * ((s) - (b) - 1))
#define load_word(src, w, s) \
	(((volatile __u16 *)&(src))[w] << 16 * (((s) / 2) - (w) - 1))
#else
# error "Fix your compiler's __BYTE_ORDER__?!"
#endif

#endif