diff options
Diffstat (limited to 'winsup/cygwin/include/asm/byteorder.h')
-rw-r--r-- | winsup/cygwin/include/asm/byteorder.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/winsup/cygwin/include/asm/byteorder.h b/winsup/cygwin/include/asm/byteorder.h deleted file mode 100644 index 6942a2a36..000000000 --- a/winsup/cygwin/include/asm/byteorder.h +++ /dev/null @@ -1,96 +0,0 @@ -/* asm/byteorder.h - - Copyright 1996, 1998, 2001, 2006 Red Hat, Inc. - -This file is part of Cygwin. - -This software is a copyrighted work licensed under the terms of the -Cygwin license. Please consult the file "CYGWIN_LICENSE" for -details. */ - -#ifndef _I386_BYTEORDER_H -#define _I386_BYTEORDER_H - -#include <stdint.h> - -#ifdef __cplusplus -extern "C" { -#endif - -#ifndef __LITTLE_ENDIAN -#define __LITTLE_ENDIAN 1234 -#endif - -#ifndef __LITTLE_ENDIAN_BITFIELD -#define __LITTLE_ENDIAN_BITFIELD -#endif - -extern uint32_t ntohl(uint32_t); -extern uint16_t ntohs(uint16_t); -extern uint32_t htonl(uint32_t); -extern uint16_t htons(uint16_t); - -extern __inline__ uint32_t __ntohl(uint32_t); -extern __inline__ uint16_t __ntohs(uint16_t); -extern __inline__ uint32_t __constant_ntohl(uint32_t); -extern __inline__ uint16_t __constant_ntohs(uint16_t); - -extern __inline__ uint32_t -__ntohl(uint32_t x) -{ - __asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */ - "rorl $16,%0\n\t" /* swap words */ - "xchgb %b0,%h0" /* swap higher bytes */ - :"=q" (x) - : "0" (x)); - return x; -} - -#define __constant_ntohl(x) \ - ((uint32_t)((((uint32_t)(x) & 0x000000ffU) << 24) | \ - (((uint32_t)(x) & 0x0000ff00U) << 8) | \ - (((uint32_t)(x) & 0x00ff0000U) >> 8) | \ - (((uint32_t)(x) & 0xff000000U) >> 24))) - -extern __inline__ uint16_t -__ntohs(uint16_t x) -{ - __asm__("xchgb %b0,%h0" /* swap bytes */ - : "=q" (x) - : "0" (x)); - return x; -} - -#define __constant_ntohs(x) \ - ((uint16_t)((((uint16_t)(x) & 0x00ff) << 8) | \ - (((uint16_t)(x) & 0xff00) >> 8))) \ - -#define __htonl(x) __ntohl(x) -#define __htons(x) __ntohs(x) -#define __constant_htonl(x) __constant_ntohl(x) -#define __constant_htons(x) __constant_ntohs(x) - -#if defined (__OPTIMIZE__) && !defined (__NO_INLINE__) -# define ntohl(x) \ -(__builtin_constant_p((long)(x)) ? \ - __constant_ntohl((x)) : \ - __ntohl((x))) -# define ntohs(x) \ -(__builtin_constant_p((short)(x)) ? \ - __constant_ntohs((x)) : \ - __ntohs((x))) -# define htonl(x) \ -(__builtin_constant_p((long)(x)) ? \ - __constant_htonl((x)) : \ - __htonl((x))) -# define htons(x) \ -(__builtin_constant_p((short)(x)) ? \ - __constant_htons((x)) : \ - __htons((x))) -#endif - -#ifdef __cplusplus -} -#endif - -#endif |