/**
 * @file symtab.h
 * @description A basic symbol table implementation, dynamic expansion.
 *
 * @todo Implement hash map.
 */

#ifndef SYMTAB_H
#define SYMTAB_H

#include "sv.h"

struct symbol_entry {
	uint64_t symtype;
	struct string_view name;
	uintptr_t loc;
	size_t len;
};

struct symbol_table {
	struct symbol_entry *entries;
	size_t count;
	size_t cap;
};

void symtab_init(struct symbol_table *symtab);
void symtab_expand(struct symbol_table *symtab);
void symtab_free(struct symbol_table *symtab);

struct symlookup_result {
	struct symbol_entry *ent;
	size_t i;
};

// Returns a pointer, should be on lookout, will reset on expansion.
struct symlookup_result symtab_lookup(struct symbol_table *symtab,
				   struct string_view ent);
size_t symtab_append(struct symbol_table *symtab, struct symbol_entry syment);

#endif