Initial revision

git-svn-id: file:///srv/svn/joey/bsdgames-trunk@5099 a4a2c43b-8ac3-0310-8836-e0e880c912e2

include/sys/endian.h

@@ -0,0 +1,120 @@
+/* sys/endian.h - bsd-games compatibility with NetBSD <sys/endian.h> (not
+ * a complete emulation).
+ *
+ * Copyright (c) 1999 Joseph Samuel Myers.
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
+ */
+
+#include <features.h>
+#include <sys/types.h>
+#include <endian.h>
+#include <netinet/in.h>
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+#ifndef be16toh
+#define be16toh(x)	((u_int16_t)(x))
+#endif
+#ifndef htobe16
+#define htobe16(x)	((u_int16_t)(x))
+#endif
+#ifndef be32toh
+#define be32toh(x)	((u_int32_t)(x))
+#endif
+#ifndef htobe32
+#define htobe32(x)	((u_int32_t)(x))
+#endif
+#ifndef be64toh
+#define be64toh(x)	((u_int64_t)(x))
+#endif
+#ifndef htobe64
+#define htobe64(x)	((u_int64_t)(x))
+#endif
+#ifndef BE16TOH
+#define BE16TOH(x)	((void)0)
+#endif
+#ifndef HTOBE16
+#define HTOBE16(x)	((void)0)
+#endif
+#ifndef BE32TOH
+#define BE32TOH(x)	((void)0)
+#endif
+#ifndef HTOBE32
+#define HTOBE32(x)	((void)0)
+#endif
+#ifndef BE64TOH
+#define BE64TOH(x)	((void)0)
+#endif
+#ifndef HTOBE64
+#define HTOBE64(x)	((void)0)
+#endif
+#else /* little-endian */
+#ifndef be16toh
+#define be16toh(x)	((u_int16_t)ntohs((u_int16_t)(x)))
+#endif
+#ifndef htobe16
+#define htobe16(x)	((u_int16_t)htons((u_int16_t)(x)))
+#endif
+#ifndef be32toh
+#define be32toh(x)	((u_int32_t)ntohl((u_int32_t)(x)))
+#endif
+#ifndef htobe32
+#define htobe32(x)	((u_int32_t)htonl((u_int32_t)(x)))
+#endif
+#ifndef be64toh
+#ifdef __bswap_64 /* glibc */
+#define be64toh(x)	((u_int64_t)__bswap_64((u_int64_t)(x)))
+#else /* no __bswap_64 */
+#ifdef __swab64 /* Linux kernel headers (libc5, at least with kernel 2.2) */
+#define be64toh(x)	((u_int64_t)__swab64((u_int64_t)(x)))
+#else /* no __bswap_64 or __swab64 */
+static __inline__ u_int64_t be64toh(u_int64_t __x);
+static __inline__ u_int64_t be64toh(u_int64_t __x) { return (((u_int64_t)be32toh(__x & (u_int64_t)0xFFFFFFFFULL)) << 32) | ((u_int64_t)be32toh((__x & (u_int64_t)0xFFFFFFFF00000000ULL) >> 32)); }
+#define be64toh(x)	be64toh((x))
+#endif /* no __bswap_64 or __swab64 */
+#endif /* no __bswap_64 */
+#endif /* no be64toh */
+#ifndef htobe64
+#define htobe64(x)	be64toh(x)
+#endif
+#ifndef BE16TOH
+#define BE16TOH(x)	((x) = be16toh((x)))
+#endif
+#ifndef HTOBE16
+#define HTOBE16(x)	((x) = htobe16((x)))
+#endif
+#ifndef BE32TOH
+#define BE32TOH(x)	((x) = be32toh((x)))
+#endif
+#ifndef HTOBE32
+#define HTOBE32(x)	((x) = htobe32((x)))
+#endif
+#ifndef BE64TOH
+#define BE64TOH(x)	((x) = be64toh((x)))
+#endif
+#ifndef HTOBE64
+#define HTOBE64(x)	((x) = htobe64((x)))
+#endif
+#endif /* little-endian */