source: rtems/cpukit/libmisc/monitor/symbols.h @ ac7d5ef0

4.104.114.84.95
Last change on this file since ac7d5ef0 was ac7d5ef0, checked in by Joel Sherrill <joel.sherrill@…>, on May 11, 1995 at 5:39:37 PM

Initial revision

  • Property mode set to 100644
File size: 2.2 KB
Line 
1/*
2 *  File:       symbols.h
3 *
4 *  Description:
5 *      Entry points for symbol table routines.
6 *
7 *
8 *
9 *  TODO:
10 *
11 */
12
13#ifndef _INCLUDE_SYMBOLS_H
14#define _INCLUDE_SYMBOLS_H
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
20typedef struct {
21    rtems_unsigned32 value;
22    char            *name;
23} rtems_symbol_t;
24
25#define SYMBOL_STRING_BLOCK_SIZE 4080
26typedef struct rtems_symbol_string_block_s {
27    struct rtems_symbol_string_block_s *next;
28    char   buffer[SYMBOL_STRING_BLOCK_SIZE];
29} rtems_symbol_string_block_t;
30
31typedef struct {
32
33    rtems_unsigned32 sorted;            /* are symbols sorted right now? */
34
35    rtems_unsigned32 growth_factor;     /* % to grow by when needed */
36
37    rtems_unsigned32 next;              /* next symbol slot to use when adding */
38    rtems_unsigned32 size;              /* max # of symbols */
39
40    /*
41     * Symbol list -- sorted by address (when we do a lookup)
42     */
43
44    rtems_symbol_t  *addresses;         /* symbol array by address */
45
46    /*
47     * String list -- sorted by name (when we do a lookup)
48     * This is a duplicate of the info in table->addresses, but it's
49     * pretty small, so I don't worry about it.
50     */
51
52    rtems_symbol_t  *symbols;           /* symbol array */
53
54    /*
55     * String pool, unsorted, a list of blocks of string data
56     */
57
58    rtems_symbol_string_block_t *string_buffer_head;
59    rtems_symbol_string_block_t *string_buffer_current;
60    rtems_unsigned32 strings_next;      /* next byte to use in this block */
61
62} rtems_symbol_table_t;
63
64void                  rtems_symbol_table_destroy(rtems_symbol_table_t *table);
65rtems_symbol_table_t *rtems_symbol_table_create();
66rtems_symbol_t       *rtems_symbol_create(rtems_symbol_table_t *,
67                                          char *, rtems_unsigned32);
68rtems_symbol_t       *rtems_symbol_value_lookup(rtems_symbol_table_t *,
69                                                rtems_unsigned32);
70rtems_symbol_t       *rtems_symbol_name_lookup(rtems_symbol_table_t *,
71                                                char *);
72
73#define rtems_symbol_name(sp)   ((sp)->name)
74#define rtems_symbol_value(sp)  ((sp)->value)
75
76#ifdef __cplusplus
77}
78#endif
79
80#endif /* ! _INCLUDE_SYMBOLS_H */
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