kernel/inc/utils/symbol.h

// This file is part of noxos and licensed under the MIT open source license

#ifndef NOX_SYMBOLS_H
#define NOX_SYMBOLS_H

#include "utils/string.h"
#include "utils/hashmap.h"

typedef enum {
    SYMBOL_FUNCTION,
    SYMBOL_VARIABLE,
    SYMBOL_UNKNOWN
} symbol_type_E;

typedef struct {
    string_t        name;
    symbol_type_E   type;
    uint64_t        address;
} symbol_T;

typedef struct {
    hashmap_T     hashmap;
    uint64_t  num_symbols;
    symbol_T*     symbols;
    uint64_t      symbols_index;
} symbol_table_T;

symbol_table_T  symbol_table_init           (uint64_t num_symbols);
void            symbol_table_destruct       (symbol_table_T* symbol_table);
void            symbol_table_insert         (symbol_table_T* symbol_table, symbol_T symbol);
symbol_T*       symbol_resolve_from_name    (symbol_table_T* symbol_table, string_t name);
symbol_T*       symbol_resolve_from_rip     (symbol_table_T* symbol_table, uint64_t rip);

#endif //NOX_SYMBOLS_H