#ifndef FACTORIO_MAP_HEADER_BRIDGE_H
#define FACTORIO_MAP_HEADER_BRIDGE_H
#include "version_bridge.h"

/* Three serialized MapTick fields; their individual meanings are not recovered. */
typedef struct {
  FactorioMapVersion version;
  uint64_t tick_fields[3];
} FactorioMapHeader;

/* Input starts at the constructor's stream position, NOT at the ZIP or map start.
 * 0 success, 1 short stream, 2 invalid argument/address, 3 execution budget.
 * Only success modifies out. This is not a complete save/world parser. */
int factorio_map_header_parse(const uint8_t *payload, size_t length,
                             FactorioMapVersion version, FactorioMapHeader *out);
#endif