#ifndef FZL_VM_READER_H
#define FZL_VM_READER_H

#include <common/fzl_extern.h>
#include <common/fzl_value.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>

// Binary file reader descriptor
typedef struct
{
  char *filepath;

  fzl_value_t *consts;
  uint16_t consts_count;

  size_t *ops;
  size_t ops_count;

  char **extern_libs;
  uint16_t extern_libs_count;

  fzl_extern_type_t *extern_types;
  uint16_t extern_types_count;

  fzl_extern_fn_t *extern_fns;
  uint16_t extern_fns_count;
} fzl_vm_reader_t;

// Allocate binary file reader
fzl_vm_reader_t *fzl_vm_mkreader(char *filepath);

// Read the file
bool fzl_vm_read(fzl_vm_reader_t *reader);

// Get last error message from the reader
char *fzl_vm_getreadererror();

// Free file reader
void fzl_vm_freereader(fzl_vm_reader_t *reader);

#endif // FZL_VM_READER_H