forked from Imagelibrary/rtems
81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
/*
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* File: symbols.h
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*
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* Description:
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* Entry points for symbol table routines.
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*
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*
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*
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* TODO:
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*
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*/
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#ifndef _INCLUDE_SYMBOLS_H
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#define _INCLUDE_SYMBOLS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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rtems_unsigned32 value;
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char *name;
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} rtems_symbol_t;
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#define SYMBOL_STRING_BLOCK_SIZE 4080
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typedef struct rtems_symbol_string_block_s {
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struct rtems_symbol_string_block_s *next;
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char buffer[SYMBOL_STRING_BLOCK_SIZE];
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} rtems_symbol_string_block_t;
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typedef struct {
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rtems_unsigned32 sorted; /* are symbols sorted right now? */
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rtems_unsigned32 growth_factor; /* % to grow by when needed */
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rtems_unsigned32 next; /* next symbol slot to use when adding */
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rtems_unsigned32 size; /* max # of symbols */
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/*
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* Symbol list -- sorted by address (when we do a lookup)
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*/
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rtems_symbol_t *addresses; /* symbol array by address */
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/*
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* String list -- sorted by name (when we do a lookup)
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* This is a duplicate of the info in table->addresses, but it's
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* pretty small, so I don't worry about it.
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*/
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rtems_symbol_t *symbols; /* symbol array */
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/*
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* String pool, unsorted, a list of blocks of string data
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*/
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rtems_symbol_string_block_t *string_buffer_head;
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rtems_symbol_string_block_t *string_buffer_current;
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rtems_unsigned32 strings_next; /* next byte to use in this block */
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} rtems_symbol_table_t;
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void rtems_symbol_table_destroy(rtems_symbol_table_t *table);
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rtems_symbol_table_t *rtems_symbol_table_create();
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rtems_symbol_t *rtems_symbol_create(rtems_symbol_table_t *,
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char *, rtems_unsigned32);
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rtems_symbol_t *rtems_symbol_value_lookup(rtems_symbol_table_t *,
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rtems_unsigned32);
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rtems_symbol_t *rtems_symbol_name_lookup(rtems_symbol_table_t *,
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char *);
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#define rtems_symbol_name(sp) ((sp)->name)
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#define rtems_symbol_value(sp) ((sp)->value)
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#ifdef __cplusplus
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}
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#endif
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#endif /* ! _INCLUDE_SYMBOLS_H */
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