1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
/* $Id$ */
/*
* This file contains macros & information for file meta information
* (offsets, lengths, etc.)
*/
#ifndef HDF5META_H
#define HDF5META_H
/*-----------------------------------------------------*/
/* Encode and decode macros for file meta-data */
/* (Currently, all file meta-data is little-endian) */
/*-----------------------------------------------------*/
/* For non-little-endian platforms, encode each byte by itself */
#if ((DF_MT&0xFFF0)!=0x4440)
# define INT16ENCODE(p, i) \
{ *(p) = (uint8)((uintn)(i) & 0xff); (p)++; *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; }
# define UINT16ENCODE(p, i) \
{ *(p) = (uint8)((i) & 0xff); (p)++; *(p) = (uint8)(((uintn)(i) >> 8) & 0xff); (p)++; }
# define INT32ENCODE(p, i) \
{ *(p) = (uint8)((uint32)(i) & 0xff); (p)++; \
*(p) = (uint8)(((uint32)(i) >> 8) & 0xff); (p)++; \
*(p) = (uint8)(((uint32)(i) >> 16) & 0xff); (p)++; \
*(p) = (uint8)(((uint32)(i) >> 24) & 0xff); (p)++; }
# define UINT32ENCODE(p, i) \
{ *(p) = (uint8)((i) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 8) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 16) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 24) & 0xff); (p)++; }
#ifdef HDF5_HAVE_NATIVE_INT64
# define INT64ENCODE(p, i) \
{ *(p) = (uint8)((uint64)(i) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 8) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 16) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 24) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 32) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 40) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 48) & 0xff); (p)++; \
*(p) = (uint8)(((uint64)(i) >> 56) & 0xff); (p)++; }
# define UINT64ENCODE(p, i) \
{ *(p) = (uint8)((i) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 8) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 16) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 24) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 32) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 40) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 48) & 0xff); (p)++; \
*(p) = (uint8)(((i) >> 56) & 0xff); (p)++; }
#else /* HDF5_HAVE_NATIVE_INT64 */
#error "Define int64 on platforms which don't support it"
#endif /* HDF5_HAVE_NATIVE_INT64 */
# define INT16DECODE(p, i) \
{ (i) = (int16)((*(p) & 0xff)); (p)++; \
(i) |= (int16)((*(p) & 0xff) << 8); (p)++; }
# define UINT16DECODE(p, i) \
{ (i) = (uint16)(*(p) & 0xff); (p)++; \
(i) |= (uint16)((*(p) & 0xff) << 8); (p)++; }
# define INT32DECODE(p, i) \
{ (i) = (*(p) & 0xff); (p)++; \
(i) |= ((int32)(*(p) & 0xff) << 8); (p)++; \
(i) |= ((int32)(*(p) & 0xff) << 16); (p)++; \
(i) |= ((int32)(*(p) & 0xff) << 24); (p)++; }
# define UINT32DECODE(p, i) \
{ (i) = (uint32)(*(p) & 0xff); (p)++; \
(i) |= ((uint32)(*(p) & 0xff) << 8); (p)++; \
(i) |= ((uint32)(*(p) & 0xff) << 16); (p)++; \
(i) |= ((uint32)(*(p) & 0xff) << 24); (p)++; }
#ifdef HDF5_HAVE_NATIVE_INT64
#define INT64DECODE(p, i) \
{ (i) = (*(p) & 0xff); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 8); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 16); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 24); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 32); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 40); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 48); (p)++; \
(i) |= ((int64)(*(p) & 0xff) << 56); (p)++; }
# define UINT64DECODE(p, i) \
{ (i) = (uint64)(*(p) & 0xff); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 8); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 16); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 24); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 32); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 40); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 48); (p)++; \
(i) |= ((uint64)(*(p) & 0xff) << 56); (p)++; }
#else /* HDF5_HAVE_NATIVE_INT64 */
#error "Define int64 on platforms which don't support it"
#endif /* HDF5_HAVE_NATIVE_INT64 */
#else /* platform has little-endian integers */
/* For little-endian platforms, make the compiler do the work */
# define INT16ENCODE(p, i) { *((int16 *)(p)) = (int16)(i); (p)+=2; }
# define UINT16ENCODE(p, i) { *((uint16 *)(p)) = (uint16)(i); (p)+=2; }
# define INT32ENCODE(p, i) { *((int32 *)(p)) = (int32)(i); (p)+=4; }
# define UINT32ENCODE(p, i) { *((uint32 *)(p)) = (uint32)(i); (p)+=4; }
#ifdef HDF5_HAVE_NATIVE_INT64
# define INT64ENCODE(p, i) { *((int64 *)(p)) = (int64)(i); (p)+=8; }
# define UINT64ENCODE(p, i) { *((uint64 *)(p)) = (uint64)(i); (p)+=8; }
#else /* HDF5_HAVE_NATIVE_INT64 */
#error "Define int64 on platforms which don't support it"
#endif /* HDF5_HAVE_NATIVE_INT64 */
# define INT16DECODE(p, i) { (i) = (int16)(*(int16 *)(p)); (p)+=2; }
# define UINT16DECODE(p, i) { (i) = (uint16)(*(uint16 *)(p)); (p)+=2; }
# define INT32DECODE(p, i) { (i) = (int32)(*(int32 *)(p)); (p)+=4; }
# define UINT32DECODE(p, i) { (i) = (uint32)(*(uint32 *)(p)); (p)+=4; }
#ifdef HDF5_HAVE_NATIVE_INT64
# define INT64DECODE(p, i) { (i) = (int64)(*(int64 *)(p)); (p)+=8; }
# define UINT64DECODE(p, i) { (i) = (uint64)(*(uint64 *)(p)); (p)+=8; }
#else /* HDF5_HAVE_NATIVE_INT64 */
#error "Define int64 on platforms which don't support it"
#endif /* HDF5_HAVE_NATIVE_INT64 */
#endif
# define NBYTEENCODE(d, s, n) { HDmemcpy(d,s,n); p+=n }
/* Note! the NBYTEDECODE macro is backwards from the memcpy() routine, */
/* in the spirit of the other DECODE macros */
# define NBYTEDECODE(s, d, n) { HDmemcpy(d,s,n); p+=n }
#endif /* HDF5I_H */
|
