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- #ifndef __ASM_MIPS_BYTEORDER_H
- #define __ASM_MIPS_BYTEORDER_H
-
- #undef ntohl
- #undef ntohs
- #undef htonl
- #undef htons
-
- 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 mips-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 /* __ASM_MIPS_BYTEORDER_H */
-