#include <time.h> // time_t
+#include <simgear/misc/stdint.hxx>
// NOTE: this file defines an external interface structure. Due to
// variability between platforms and architectures, we only used fixed
// I am not aware of any platforms that don't use 4 bytes for float
// and 8 bytes for double.
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#elif defined( _MSC_VER ) || defined(__MINGW32__)
-typedef signed char int8_t;
-typedef signed short int16_t;
-typedef signed int int32_t;
-typedef signed __int64 int64_t;
-typedef unsigned char uint8_t;
-typedef unsigned short uint16_t;
-typedef unsigned int uint32_t;
-typedef unsigned __int64 uint64_t;
-#else
-# error "Port me! Platforms that don't have <stdint.h> need to define int8_t, et. al."
-#endif
-
-const uint16_t FG_NET_FDM_VERSION = 21;
+const uint32_t FG_NET_FDM_VERSION = 24;
// Define a structure containing the top level flight dynamics model
FG_MAX_TANKS = 4
};
- uint16_t version; // increment when data values change
+ uint32_t version; // increment when data values change
+ uint32_t padding; // padding
// Positions
double longitude; // geodetic (radians)
// Pressure
// Engine status
- uint8_t num_engines; // Number of valid engines
- uint8_t eng_state[FG_MAX_ENGINES];// Engine state (off, cranking, running)
+ uint32_t num_engines; // Number of valid engines
+ uint32_t eng_state[FG_MAX_ENGINES];// Engine state (off, cranking, running)
float rpm[FG_MAX_ENGINES]; // Engine RPM rev/min
float fuel_flow[FG_MAX_ENGINES]; // Fuel flow gallons/hr
+ float fuel_px[FG_MAX_ENGINES]; // Fuel pressure psi
float egt[FG_MAX_ENGINES]; // Exhuast gas temp deg F
float cht[FG_MAX_ENGINES]; // Cylinder head temp deg F
float mp_osi[FG_MAX_ENGINES]; // Manifold pressure
float oil_px[FG_MAX_ENGINES]; // Oil pressure psi
// Consumables
- uint8_t num_tanks; // Max number of fuel tanks
+ uint32_t num_tanks; // Max number of fuel tanks
float fuel_quantity[FG_MAX_TANKS];
// Gear status
- uint8_t num_wheels;
- uint8_t wow[FG_MAX_WHEELS];
+ uint32_t num_wheels;
+ uint32_t wow[FG_MAX_WHEELS];
float gear_pos[FG_MAX_WHEELS];
float gear_steer[FG_MAX_WHEELS];
float gear_compression[FG_MAX_WHEELS];
// Environment
uint32_t cur_time; // current unix time
// FIXME: make this uint64_t before 2038
- uint32_t warp; // offset in seconds to unix time
+ int32_t warp; // offset in seconds to unix time
float visibility; // visibility in meters (for env. effects)
// Control surface positions (normalized values)