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#ifndef _SPARC_BYTEORDER_H #define _SPARC_BYTEORDER_H #undef ntohl #undef ntohs #undef htonl #undef htons #define __BIG_ENDIAN #define __BIG_ENDIAN_BITFIELD extern unsigned long int ntohl(unsigned long int); extern unsigned short int ntohs(unsigned short int); extern unsigned long int htonl(unsigned long int); extern unsigned short int htons(unsigned short int); extern unsigned long int __ntohl(unsigned long int); extern unsigned short int __ntohs(unsigned short int); extern unsigned long int __constant_ntohl(unsigned long int); extern unsigned short int __constant_ntohs(unsigned short int); /* * The constant and non-constant versions here are the same. * Maybe I'll come up with an alpha-optimized routine for the * non-constant ones (the constant ones don't need it: gcc * will optimize it to the correct constant) */ extern __inline__ unsigned long int __ntohl(unsigned long int x) { return (((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) << 8) | ((x & 0x00ff0000U) >> 8) | ((x & 0xff000000U) >> 24)); } extern __inline__ unsigned long int __constant_ntohl(unsigned long int x) { return (((x & 0x000000ffU) << 24) | ((x & 0x0000ff00U) << 8) | ((x & 0x00ff0000U) >> 8) | ((x & 0xff000000U) >> 24)); } extern __inline__ unsigned short int __ntohs(unsigned short int x) { return (((x & 0x00ff) << 8) | ((x & 0xff00) >> 8)); } extern __inline__ unsigned short int __constant_ntohs(unsigned short int x) { return (((x & 0x00ff) << 8) | ((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) #ifdef __OPTIMIZE__ # 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 #endif /* !(_SPARC_BYTEORDER_H) */ |