symbian-qemu-0.9.1-12/qemu-symbian-svp/bswap.h
author cdavies@GUAR
Tue, 26 Jan 2010 13:03:40 +0000
branchphonesim-integ
changeset 36 a587897e3bb2
parent 1 2fb8b9db1c86
permissions -rw-r--r--
start phonesim-integ
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#ifndef BSWAP_H
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#define BSWAP_H
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#include "config-host.h"
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#include <inttypes.h>
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#ifdef HAVE_MACHINE_BSWAP_H
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#include <sys/endian.h>
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#include <sys/types.h>
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#include <machine/bswap.h>
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#else
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#ifdef HAVE_BYTESWAP_H
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#include <byteswap.h>
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#else
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#define bswap_16(x) \
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({ \
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	uint16_t __x = (x); \
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	((uint16_t)( \
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		(((uint16_t)(__x) & (uint16_t)0x00ffU) << 8) | \
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		(((uint16_t)(__x) & (uint16_t)0xff00U) >> 8) )); \
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})
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#define bswap_32(x) \
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({ \
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	uint32_t __x = (x); \
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	((uint32_t)( \
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		(((uint32_t)(__x) & (uint32_t)0x000000ffUL) << 24) | \
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		(((uint32_t)(__x) & (uint32_t)0x0000ff00UL) <<  8) | \
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		(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >>  8) | \
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		(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) )); \
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})
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#define bswap_64(x) \
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({ \
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	uint64_t __x = (x); \
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	((uint64_t)( \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000000000ffULL) << 56) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000000000ff00ULL) << 40) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000000000ff0000ULL) << 24) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00000000ff000000ULL) <<  8) | \
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	        (uint64_t)(((uint64_t)(__x) & (uint64_t)0x000000ff00000000ULL) >>  8) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x0000ff0000000000ULL) >> 24) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0x00ff000000000000ULL) >> 40) | \
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		(uint64_t)(((uint64_t)(__x) & (uint64_t)0xff00000000000000ULL) >> 56) )); \
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})
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#endif /* !HAVE_BYTESWAP_H */
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static inline uint16_t bswap16(uint16_t x)
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{
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    return bswap_16(x);
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}
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static inline uint32_t bswap32(uint32_t x)
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{
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    return bswap_32(x);
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}
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static inline uint64_t bswap64(uint64_t x)
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{
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    return bswap_64(x);
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}
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#endif /* ! HAVE_MACHINE_BSWAP_H */
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static inline void bswap16s(uint16_t *s)
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{
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    *s = bswap16(*s);
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}
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static inline void bswap32s(uint32_t *s)
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{
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    *s = bswap32(*s);
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}
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static inline void bswap64s(uint64_t *s)
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{
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    *s = bswap64(*s);
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}
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#if defined(WORDS_BIGENDIAN)
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#define be_bswap(v, size) (v)
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#define le_bswap(v, size) bswap ## size(v)
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#define be_bswaps(v, size)
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#define le_bswaps(p, size) *p = bswap ## size(*p);
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#else
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#define le_bswap(v, size) (v)
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#define be_bswap(v, size) bswap ## size(v)
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#define le_bswaps(v, size)
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#define be_bswaps(p, size) *p = bswap ## size(*p);
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#endif
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#define CPU_CONVERT(endian, size, type)\
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static inline type endian ## size ## _to_cpu(type v)\
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{\
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    return endian ## _bswap(v, size);\
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}\
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\
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static inline type cpu_to_ ## endian ## size(type v)\
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{\
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    return endian ## _bswap(v, size);\
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}\
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\
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static inline void endian ## size ## _to_cpus(type *p)\
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{\
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    endian ## _bswaps(p, size)\
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}\
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\
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static inline void cpu_to_ ## endian ## size ## s(type *p)\
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{\
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    endian ## _bswaps(p, size)\
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}\
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\
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static inline type endian ## size ## _to_cpup(const type *p)\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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{\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
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   119
    return endian ## size ## _to_cpu(*p);\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   120
}\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   121
\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   122
static inline void cpu_to_ ## endian ## size ## w(type *p, type v)\
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   123
{\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
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   124
     *p = cpu_to_ ## endian ## size(v);\
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   126
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(be, 16, uint16_t)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(be, 32, uint32_t)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(be, 64, uint64_t)
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(le, 16, uint16_t)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(le, 32, uint32_t)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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CPU_CONVERT(le, 64, uint64_t)
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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/* unaligned versions (optimized for frequent unaligned accesses)*/
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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#if defined(__i386__) || defined(__powerpc__)
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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#define cpu_to_le16wu(p, v) cpu_to_le16w(p, v)
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   140
#define cpu_to_le32wu(p, v) cpu_to_le32w(p, v)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   141
#define le16_to_cpupu(p) le16_to_cpup(p)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   142
#define le32_to_cpupu(p) le32_to_cpup(p)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   143
#define be32_to_cpupu(p) be32_to_cpup(p)
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   144
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   145
#define cpu_to_be16wu(p, v) cpu_to_be16w(p, v)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   146
#define cpu_to_be32wu(p, v) cpu_to_be32w(p, v)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   147
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   148
#else
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   149
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   150
static inline void cpu_to_le16wu(uint16_t *p, uint16_t v)
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   151
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   152
    uint8_t *p1 = (uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   153
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   154
    p1[0] = v;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   155
    p1[1] = v >> 8;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   156
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   157
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   158
static inline void cpu_to_le32wu(uint32_t *p, uint32_t v)
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   159
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   160
    uint8_t *p1 = (uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   161
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   162
    p1[0] = v;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   163
    p1[1] = v >> 8;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   164
    p1[2] = v >> 16;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   165
    p1[3] = v >> 24;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   166
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
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   167
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   168
static inline uint16_t le16_to_cpupu(const uint16_t *p)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   169
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   170
    const uint8_t *p1 = (const uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   171
    return p1[0] | (p1[1] << 8);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   172
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
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   173
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   174
static inline uint32_t le32_to_cpupu(const uint32_t *p)
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   175
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   176
    const uint8_t *p1 = (const uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   177
    return p1[0] | (p1[1] << 8) | (p1[2] << 16) | (p1[3] << 24);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   178
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   179
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   180
static inline uint32_t be32_to_cpupu(const uint32_t *p)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   181
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   182
    const uint8_t *p1 = (const uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   183
    return p1[3] | (p1[2] << 8) | (p1[1] << 16) | (p1[0] << 24);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   184
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
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   185
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   186
static inline void cpu_to_be16wu(uint16_t *p, uint16_t v)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   187
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
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   188
    uint8_t *p1 = (uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   189
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
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   190
    p1[0] = v >> 8;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   191
    p1[1] = v;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   192
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   193
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
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   194
static inline void cpu_to_be32wu(uint32_t *p, uint32_t v)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   195
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   196
    uint8_t *p1 = (uint8_t *)p;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   197
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   198
    p1[0] = v >> 24;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   199
    p1[1] = v >> 16;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   200
    p1[2] = v >> 8;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   201
    p1[3] = v;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   202
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   203
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   204
#endif
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   205
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   206
#ifdef WORDS_BIGENDIAN
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   207
#define cpu_to_32wu cpu_to_be32wu
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   208
#else
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   209
#define cpu_to_32wu cpu_to_le32wu
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   210
#endif
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   211
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   212
#undef le_bswap
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   213
#undef be_bswap
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   214
#undef le_bswaps
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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parents:
diff changeset
   215
#undef be_bswaps
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   216
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   217
#endif /* BSWAP_H */