X-Git-Url: http://git.sven.stormbind.net/?a=blobdiff_plain;f=libexfat%2Fbyteorder.h;h=ba544109fe1561d6c1759037b08a6db39668b42d;hb=1e7534bbaa34e6c2a8c9809dfcf6588112cbdee4;hp=5108d08b847ddb8effb9e888b0cec3cb27022268;hpb=c1c45856c432c68749276ecbeff56c88f85bcd3e;p=sven%2Ffuse-exfat.git
diff --git a/libexfat/byteorder.h b/libexfat/byteorder.h
index 5108d08..ba54410 100644
--- a/libexfat/byteorder.h
+++ b/libexfat/byteorder.h
@@ -2,11 +2,12 @@
byteorder.h (12.01.10)
Endianness stuff. exFAT uses little-endian byte order.
- Copyright (C) 2010-2013 Andrew Nayenko
+ Free exFAT implementation.
+ Copyright (C) 2010-2018 Andrew Nayenko
- This program is free software: you can redistribute it and/or modify
+ This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
+ the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
@@ -14,74 +15,24 @@
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see .
+ You should have received a copy of the GNU General Public License along
+ with this program; if not, write to the Free Software Foundation, Inc.,
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef BYTEORDER_H_INCLUDED
#define BYTEORDER_H_INCLUDED
+#include "platform.h"
#include
-
-#if defined(__GLIBC__)
-
-#include
-#include
-
-#elif defined(__APPLE__)
-
-#include
-#include
-#define bswap_16(x) OSSwapInt16(x)
-#define bswap_32(x) OSSwapInt32(x)
-#define bswap_64(x) OSSwapInt64(x)
-#define __BYTE_ORDER BYTE_ORDER
-#define __LITTLE_ENDIAN LITTLE_ENDIAN
-#define __BIG_ENDIAN BIG_ENDIAN
-
-#elif defined(__FreeBSD__) || defined(__DragonFlyBSD__) || defined(__NetBSD__)
-
-#include
-#define bswap_16(x) bswap16(x)
-#define bswap_32(x) bswap32(x)
-#define bswap_64(x) bswap64(x)
-#define __BYTE_ORDER _BYTE_ORDER
-#define __LITTLE_ENDIAN _LITTLE_ENDIAN
-#define __BIG_ENDIAN _BIG_ENDIAN
-
-#elif defined(__OpenBSD__)
-
-#include
-#define bswap_16(x) swap16(x)
-#define bswap_32(x) swap32(x)
-#define bswap_64(x) swap64(x)
-#define __BYTE_ORDER _BYTE_ORDER
-#define __LITTLE_ENDIAN _LITTLE_ENDIAN
-#define __BIG_ENDIAN _BIG_ENDIAN
-
-#elif defined(__sun)
-
-#include
-#define bswap_16(x) BSWAP_16(x)
-#define bswap_32(x) BSWAP_32(x)
-#define bswap_64(x) BSWAP_64(x)
-#define __LITTLE_ENDIAN 1234
-#define __BIG_ENDIAN 4321
-#ifdef _LITTLE_ENDIAN
-#define __BYTE_ORDER __LITTLE_ENDIAN
-#else
-#define __BYTE_ORDER __BIG_ENDIAN
-#endif
-
-#else
-#error No byte order macros available for your platform
-#endif
+#include
typedef struct { uint16_t __u16; } le16_t;
typedef struct { uint32_t __u32; } le32_t;
typedef struct { uint64_t __u64; } le64_t;
-#if __BYTE_ORDER == __LITTLE_ENDIAN
+#if EXFAT_BYTE_ORDER == EXFAT_LITTLE_ENDIAN
+
static inline uint16_t le16_to_cpu(le16_t v) { return v.__u16; }
static inline uint32_t le32_to_cpu(le32_t v) { return v.__u32; }
static inline uint64_t le64_to_cpu(le64_t v) { return v.__u64; }
@@ -89,17 +40,27 @@ static inline uint64_t le64_to_cpu(le64_t v) { return v.__u64; }
static inline le16_t cpu_to_le16(uint16_t v) { le16_t t = {v}; return t; }
static inline le32_t cpu_to_le32(uint32_t v) { le32_t t = {v}; return t; }
static inline le64_t cpu_to_le64(uint64_t v) { le64_t t = {v}; return t; }
-#elif __BYTE_ORDER == __BIG_ENDIAN
-static inline uint16_t le16_to_cpu(le16_t v) { return bswap_16(v.__u16); }
-static inline uint32_t le32_to_cpu(le32_t v) { return bswap_32(v.__u32); }
-static inline uint64_t le64_to_cpu(le64_t v) { return bswap_64(v.__u64); }
+
+typedef size_t bitmap_t;
+
+#elif EXFAT_BYTE_ORDER == EXFAT_BIG_ENDIAN
+
+static inline uint16_t le16_to_cpu(le16_t v)
+ { return exfat_bswap16(v.__u16); }
+static inline uint32_t le32_to_cpu(le32_t v)
+ { return exfat_bswap32(v.__u32); }
+static inline uint64_t le64_to_cpu(le64_t v)
+ { return exfat_bswap64(v.__u64); }
static inline le16_t cpu_to_le16(uint16_t v)
- { le16_t t = {bswap_16(v)}; return t; }
+ { le16_t t = {exfat_bswap16(v)}; return t; }
static inline le32_t cpu_to_le32(uint32_t v)
- { le32_t t = {bswap_32(v)}; return t; }
+ { le32_t t = {exfat_bswap32(v)}; return t; }
static inline le64_t cpu_to_le64(uint64_t v)
- { le64_t t = {bswap_64(v)}; return t; }
+ { le64_t t = {exfat_bswap64(v)}; return t; }
+
+typedef unsigned char bitmap_t;
+
#else
#error Wow! You have a PDP machine?!
#endif