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
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
|
/*-------------------------------------------------------------------------
* Copyright (C) 2000-2001 National Center for Supercomputing Applications
* All rights reserved.
*
*-------------------------------------------------------------------------
*
* Created: H5FLprivate.h
* Mar 23 2000
* Quincey Koziol <koziol@ncsa.uiuc.edu>
*
* Purpose: Private non-prototype header.
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
#ifndef _H5FLprivate_H
#define _H5FLprivate_H
/* Public headers needed by this file */
#ifdef LATER
#include "H5FLpublic.h" /*API prototypes */
#endif /* LATER */
/* Private headers needed by this file */
/*
* Private datatypes.
*/
/* Data structure to store each block in free list */
typedef struct H5FL_reg_node_t {
struct H5FL_reg_node_t *next; /* Pointer to next block in free list */
} H5FL_reg_node_t;
/* Data structure for free list of blocks */
typedef struct H5FL_reg_head_t {
unsigned init; /* Whether the free list has been initialized */
unsigned allocated; /* Number of blocks allocated */
unsigned onlist; /* Number of blocks on free list */
size_t list_mem; /* Amount of memory on free list */
const char *name; /* Name of the type */
size_t size; /* Size of the blocks in the list */
H5FL_reg_node_t *list; /* List of free blocks */
} H5FL_reg_head_t;
/*
* Macros for defining & using free lists for a type
*/
/* Declare a free list to manage objects of type 't' */
#define H5FL_DEFINE(t) H5FL_reg_head_t t##_free_list={0,0,0,0,#t,sizeof(t),NULL}
/* Reference a free list for type 't' defined in another file */
#define H5FL_EXTERN(t) extern H5FL_reg_head_t t##_free_list
/* Declare a static free list to manage objects of type 't' */
#define H5FL_DEFINE_STATIC(t) static H5FL_DEFINE(t)
/* Allocate an object of type 't' */
#define H5FL_ALLOC(t,clr) H5FL_reg_alloc(&(t##_free_list),clr)
/* Free an object of type 't' */
#define H5FL_FREE(t,obj) H5FL_reg_free(&(t##_free_list),obj)
/* Re-allocating an object of type 't' is not defined, because these free-lists
* only support fixed sized types, like structs, etc..
*/
/* Data structure to store information about each block allocated */
typedef union H5FL_blk_list_t {
size_t size; /* Size of the page */
union H5FL_blk_list_t *next; /* Pointer to next block in free list */
double unused1; /* Unused normally, just here for aligment */
haddr_t unused2; /* Unused normally, just here for aligment */
} H5FL_blk_list_t;
/* Data structure for priority queue node of block free lists */
typedef struct H5FL_blk_node_t {
size_t size; /* Size of the blocks in the list */
H5FL_blk_list_t *list; /* List of free blocks */
struct H5FL_blk_node_t *next; /* Pointer to next free list in queue */
struct H5FL_blk_node_t *prev; /* Pointer to previous free list in queue */
} H5FL_blk_node_t;
/* Data structure for priority queue of native block free lists */
typedef struct H5FL_blk_head_t {
unsigned init; /* Whether the free list has been initialized */
unsigned allocated; /* Number of blocks allocated */
unsigned onlist; /* Number of blocks on free list */
size_t list_mem; /* Amount of memory in block on free list */
const char *name; /* Name of the type */
H5FL_blk_node_t *head; /* Pointer to first free list in queue */
} H5FL_blk_head_t;
/*
* Macros for defining & using priority queues
*/
/* Declare a free list to manage objects of type 't' */
#define H5FL_BLK_DEFINE(t) H5FL_blk_head_t t##_pq={0,0,0,0,#t,NULL}
/* Reference a free list for type 't' defined in another file */
#define H5FL_BLK_EXTERN(t) extern H5FL_blk_head_t t##_pq
/* Declare a static free list to manage objects of type 't' */
#define H5FL_BLK_DEFINE_STATIC(t) static H5FL_BLK_DEFINE(t)
/* Allocate an block of type 't' */
#define H5FL_BLK_ALLOC(t,size,clr) H5FL_blk_alloc(&(t##_pq),size,clr)
/* Free a block of type 't' */
#define H5FL_BLK_FREE(t,blk) H5FL_blk_free(&(t##_pq),blk)
/* Re-allocate a block of type 't' */
#define H5FL_BLK_REALLOC(t,blk,new_size) H5FL_blk_realloc(&(t##_pq),blk,new_size)
/* Data structure to store each array in free list */
typedef union H5FL_arr_node_t {
union H5FL_arr_node_t *next; /* Pointer to next block in free list */
size_t nelem; /* Number of elements in this array */
double unused1; /* Unused normally, just here for aligment */
haddr_t unused2; /* Unused normally, just here for aligment */
} H5FL_arr_node_t;
/* Data structure for free list of array blocks */
typedef struct H5FL_arr_head_t {
unsigned init; /* Whether the free list has been initialized */
unsigned allocated; /* Number of blocks allocated */
unsigned *onlist; /* Number of blocks on free list */
size_t list_mem; /* Amount of memory in block on free list */
const char *name; /* Name of the type */
int maxelem; /* Maximum number of elements in an array */
size_t size; /* Size of the array elements in the list */
union {
H5FL_arr_node_t **list_arr; /* Array of lists of free blocks */
H5FL_blk_head_t queue; /* Priority queue of array blocks */
}u;
} H5FL_arr_head_t;
/*
* Macros for defining & using free lists for an array of a type
*/
/* Declare a free list to manage arrays of type 't' */
#define H5FL_ARR_DEFINE(t,m) H5FL_arr_head_t t##_arr_free_list={0,0,NULL,0,#t##"_arr",m+1,sizeof(t),{NULL}}
/* Reference a free list for arrays of type 't' defined in another file */
#define H5FL_ARR_EXTERN(t) extern H5FL_arr_head_t t##_arr_free_list
/* Declare a static free list to manage arrays of type 't' */
#define H5FL_ARR_DEFINE_STATIC(t,m) static H5FL_ARR_DEFINE(t,m)
/* Allocate an array of type 't' */
#define H5FL_ARR_ALLOC(t,elem,clr) H5FL_arr_alloc(&(t##_arr_free_list),elem,clr)
/* Free an array of type 't' */
#define H5FL_ARR_FREE(t,obj) H5FL_arr_free(&(t##_arr_free_list),obj)
/* Re-allocate an array of type 't' */
#define H5FL_ARR_REALLOC(t,obj,new_elem) H5FL_arr_realloc(&(t##_arr_free_list),obj,new_elem)
/*
* Library prototypes.
*/
__DLL__ void * H5FL_blk_alloc(H5FL_blk_head_t *head, size_t size, unsigned clear);
__DLL__ void * H5FL_blk_free(H5FL_blk_head_t *head, void *block);
__DLL__ void * H5FL_blk_realloc(H5FL_blk_head_t *head, void *block, size_t new_size);
__DLL__ void * H5FL_reg_alloc(H5FL_reg_head_t *head, unsigned clear);
__DLL__ void * H5FL_reg_free(H5FL_reg_head_t *head, void *obj);
__DLL__ void * H5FL_arr_alloc(H5FL_arr_head_t *head, size_t elem, unsigned clear);
__DLL__ void * H5FL_arr_free(H5FL_arr_head_t *head, void *obj);
__DLL__ void * H5FL_arr_realloc(H5FL_arr_head_t *head, void *obj, size_t new_elem);
__DLL__ herr_t H5FL_garbage_coll(void);
__DLL__ herr_t H5FL_set_free_list_limits(int reg_global_lim, int reg_list_lim,
int arr_global_lim, int arr_list_lim, int blk_global_lim, int blk_list_lim);
__DLL__ int H5FL_term_interface(void);
#endif
|
