byte_order.h File Reference

#include <schily/stdlib.h>
#include <schily/types.h>
#include <schily/stdint.h>

Include dependency graph for byte_order.h:

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Go to the source code of this file.

Macros
#define	IS_ALIGNED_32(p)   (0 == (3 & ((const char *)(p) - (const char *)0)))
#define	IS_ALIGNED_64(p)   (0 == (7 & ((const char *)(p) - (const char *)0)))
#define	ALIGN_ATTR(n)   /* nothing */
#define	I64(x)   ((long long)(x))
#define	UI64(x)   ((unsigned long long)(x))
#define	be2me_32(x)   bswap_32(x)
#define	be2me_64(x)   bswap_64(x)
#define	le2me_32(x)   (x)
#define	le2me_64(x)   (x)
#define	be32_copy(to, index, from, length)   rhash_swap_copy_str_to_u32((to), (index), (from), (length))
#define	le32_copy(to, index, from, length)   memcpy((to) + (index), (from), (length))
#define	be64_copy(to, index, from, length)   rhash_swap_copy_str_to_u64((to), (index), (from), (length))
#define	le64_copy(to, index, from, length)   memcpy((to) + (index), (from), (length))
#define	me64_to_be_str(to, from, length)   rhash_swap_copy_u64_to_str((to), (from), (length))
#define	me64_to_le_str(to, from, length)   memcpy((to), (from), (length))
#define	ROTL32(dword, n)   ((dword) << (n) ^ ((dword) >> (32 - (n))))
#define	ROTR32(dword, n)   ((dword) >> (n) ^ ((dword) << (32 - (n))))
#define	ROTL64(qword, n)   ((qword) << (n) ^ ((qword) >> (64 - (n))))
#define	ROTR64(qword, n)   ((qword) >> (n) ^ ((qword) << (64 - (n))))

Functions
unsigned rhash_ctz	__PR ((unsigned))
void rhash_swap_copy_str_to_u32	__PR ((void *to, int idx, const void *from, size_t length))
void rhash_swap_copy_u64_to_str	__PR ((void *to, const void *from, size_t length))
void rhash_u32_mem_swap	__PR ((unsigned *p, int length_in_u32))
static UInt32_t bswap_32	__PR ((UInt32_t x))
static UInt32_t	bswap_32 (x) UInt32_t x
	return ((x > > 16)|(x<< 16))
static UInt64_t bswap_64	__PR ((UInt64_t x))
static UInt64_t	bswap_64 (x) UInt64_t x
	return (r.ll)

Variables
w	ll = x
r	l [0] = bswap_32(w.l[1])

Macro Definition Documentation

ALIGN_ATTR

#define ALIGN_ATTR

(

n

)

/* nothing */

Definition at line 94 of file byte_order.h.

be2me_32

#define be2me_32

(

x

)

bswap_32(x)

Definition at line 190 of file byte_order.h.

be2me_64

#define be2me_64

(

x

)

bswap_64(x)

Definition at line 191 of file byte_order.h.

be32_copy

#define be32_copy	(		to,
			index,
			from,
			length
	)		rhash_swap_copy_str_to_u32((to), (index), (from), (length))

Definition at line 195 of file byte_order.h.

be64_copy

#define be64_copy	(		to,
			index,
			from,
			length
	)		rhash_swap_copy_str_to_u64((to), (index), (from), (length))

Definition at line 197 of file byte_order.h.

I64

#define I64

(

x

)

((long long)(x))

Definition at line 111 of file byte_order.h.

IS_ALIGNED_32

#define IS_ALIGNED_32

(

p

)

(0 == (3 & ((const char *)(p) - (const char *)0)))

Definition at line 86 of file byte_order.h.

IS_ALIGNED_64

#define IS_ALIGNED_64

(

p

)

(0 == (7 & ((const char *)(p) - (const char *)0)))

Definition at line 87 of file byte_order.h.

le2me_32

#define le2me_32

(

x

)

(x)

Definition at line 192 of file byte_order.h.

le2me_64

#define le2me_64

(

x

)

(x)

Definition at line 193 of file byte_order.h.

le32_copy

#define le32_copy	(		to,
			index,
			from,
			length
	)		memcpy((to) + (index), (from), (length))

Definition at line 196 of file byte_order.h.

le64_copy

#define le64_copy	(		to,
			index,
			from,
			length
	)		memcpy((to) + (index), (from), (length))

Definition at line 198 of file byte_order.h.

me64_to_be_str

#define me64_to_be_str	(		to,
			from,
			length
	)		rhash_swap_copy_u64_to_str((to), (from), (length))

Definition at line 199 of file byte_order.h.

me64_to_le_str

#define me64_to_le_str	(		to,
			from,
			length
	)		memcpy((to), (from), (length))

Definition at line 200 of file byte_order.h.

ROTL32

#define ROTL32	(		dword,
			n
	)		((dword) << (n) ^ ((dword) >> (32 - (n))))

Definition at line 204 of file byte_order.h.

ROTL64

#define ROTL64	(		qword,
			n
	)		((qword) << (n) ^ ((qword) >> (64 - (n))))

Definition at line 206 of file byte_order.h.

ROTR32

#define ROTR32	(		dword,
			n
	)		((dword) >> (n) ^ ((dword) << (32 - (n))))

Definition at line 205 of file byte_order.h.

ROTR64

#define ROTR64	(		qword,
			n
	)		((qword) >> (n) ^ ((qword) << (64 - (n))))

Definition at line 207 of file byte_order.h.

UI64

#define UI64

(

x

)

((unsigned long long)(x))

Definition at line 112 of file byte_order.h.

Function Documentation

__PR() [1/6]

static UInt32_t bswap_32 __PR ( (UInt32_t x)  )

inlinestatic

__PR() [2/6]

static UInt64_t bswap_64 __PR ( (UInt64_t x)  )

inlinestatic

__PR() [3/6]

void rhash_u32_mem_swap __PR

(

(unsigned *p, int length_in_u32)

)

__PR() [4/6]

unsigned rhash_ctz __PR

(

(unsigned)

)

__PR() [5/6]

void rhash_swap_copy_u64_to_str __PR

(

(void *to, const void *from, size_t length)

)

__PR() [6/6]

void rhash_swap_copy_str_to_u32 __PR

(

(void *to, int idx, const void *from, size_t length)

)

bswap_32()

static UInt32_t bswap_32 ( x  )

inlinestatic

bswap_64()

static UInt64_t bswap_64 ( x  )

inlinestatic

Referenced by swap_bytes().

return() [1/2]

return

(

(x > > 16)|(x<< 16)

)

return() [2/2]

return

(

r.

ll

)

Variable Documentation

l

r l = bswap_32(w.l[1])

Definition at line 168 of file byte_order.h.

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ll

w ll = x

Definition at line 167 of file byte_order.h.

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