/*- * Copyright 2005-2007 Guram Dukashvili * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ //--------------------------------------------------------------------------- #ifndef _endian_H_ #define _endian_H_ //--------------------------------------------------------------------------- #ifdef __cplusplus extern "C" { #endif //--------------------------------------------------------------------------- #if !HAVE_BE16ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void be16enc(void * pp,uint16_t u) { unsigned char *p = (unsigned char *)pp; p[0] = (u >> 8) & 0xff; p[1] = u & 0xff; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE32ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void be32enc(void * pp,uint32_t u) { uint8_t * p = (uint8_t *) pp; p[0] = (u >> 24) & 0xff; p[1] = (u >> 16) & 0xff; p[2] = (u >> 8) & 0xff; p[3] = u & 0xff; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE64ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void be64enc(void *pp, uint64_t u) { unsigned char *p = (unsigned char *)pp; be32enc(p,(uint32_t) (u >> 32)); be32enc(p + 4,(uint32_t) (u & 0xffffffff)); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOBE16 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t htobe16(uint16_t u) { return (u >> 8) | ((u & 0xff) << 8); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOBE32 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t htobe32(uint32_t u) { return (u >> 24) | ((u >> 8) & 0xff00) | ((u << 8) & 0xff0000) | (u << 24); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOBE64 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t htobe64(uint64_t u) { return ((uint64_t) htobe32((uint32_t) u) << 32) | htobe32((uint32_t) (u >> 32)); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE16ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void le16enc(void *pp, uint16_t u) { *(uint16_t *) pp = u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE32ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void le32enc(void *pp, uint32_t u) { *(uint32_t *) pp = u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE64ENC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif void le64enc(void *pp, uint64_t u) { *(uint64_t *) pp = u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE16TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t le16toh(uint16_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE32TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t le32toh(uint32_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE64TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t le64toh(uint64_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE16DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t be16dec(const void * pp) { unsigned char const *p = (unsigned char const *)pp; return ((p[0] << 8) | p[1]); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE32DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t be32dec(const void * pp) { uint8_t const * p = (uint8_t const *) pp; return ((p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3]); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE64DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t be64dec(const void *pp) { unsigned char const *p = (unsigned char const *)pp; return (((uint64_t)be32dec(p) << 32) | be32dec(p + 4)); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE16TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t be16toh(uint16_t u) { return (u >> 8) | (u & 0xff) << 8; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE32TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t be32toh(uint32_t u) { return (u << 24) | ((u << 8) & 0xff0000) | ((u >> 8) & 0xff00) | (u >> 24); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_BE64TOH && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t be64toh(uint64_t u) { return ((uint64_t) be32toh((uint32_t) u) << 32) | be32toh((uint32_t) (u >> 32)); } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE16DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t le16dec(const void *pp) { return *(uint16_t *) pp; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE32DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t le32dec(const void *pp) { return *(uint32_t *) pp; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_LE64DEC && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t le64dec(const void *pp) { return *(uint64_t *) pp; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOLE16 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint16_t htole16(uint16_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOLE32 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint32_t htole32(uint32_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #if !HAVE_HTOLE64 && BYTE_ORDER == LITTLE_ENDIAN //--------------------------------------------------------------------------- #if __GNUG__ static __inline__ #elif _MSC_VER __forceinline #endif uint64_t htole64(uint64_t u) { return u; } //--------------------------------------------------------------------------- #endif //--------------------------------------------------------------------------- #ifdef __cplusplus }; #endif //--------------------------------------------------------------------------- #endif /* _endian_H_ */ //---------------------------------------------------------------------------