/* Code automatically generated by mgd77netcdfhelper.sh
 * To be included by mgd77.h
 *
 *    Copyright (c) 2005-2009 by P. Wessel
 *    See README file for copying and redistribution conditions.
 */

struct MGD77_HEADER_LOOKUP {	/* Book-keeping for one header parameter  */
	char name[64];		/* Name of this parameter (e.g., "Gravity_Sampling_Rate") */
	GMT_LONG length;	/* Number of bytes to use */
	int record;		/* Header record number where it occurs (1-24) */
	int item;		/* Sequential item order in this record (1->) */
	BOOLEAN check;		/* TRUE if we actually do a test on this item */
	BOOLEAN revised;	/* TRUE if read in via the _REVISED attribute */
	char *ptr[2];		/* Pointers to the corresponding named variable in struct MGD77_HEADER_PARAMS (orig and revised) */
};

struct MGD77_HEADER_PARAMS {		/* See MGD-77 Documentation from NGDC for details */
	/* Sequence No 01: */
	char	Record_Type;
	char	Survey_Identifier[9];
	char	Format_Acronym[6];
	char	Data_Center_File_Number[9];
	char	Parameters_Surveyed_Code[6];
	char	File_Creation_Year[5];
	char	File_Creation_Month[3];
	char	File_Creation_Day[3];
	char	Source_Institution[40];
	/* Sequence No 02: */
	char	Country[19];
	char	Platform_Name[22];
	char	Platform_Type_Code;
	char	Platform_Type[7];
	char	Chief_Scientist[33];
	/* Sequence No 03: */
	char	Project_Cruise_Leg[59];
	char	Funding[21];
	/* Sequence No 04: */
	char	Survey_Departure_Year[5];
	char	Survey_Departure_Month[3];
	char	Survey_Departure_Day[3];
	char	Port_of_Departure[33];
	char	Survey_Arrival_Year[5];
	char	Survey_Arrival_Month[3];
	char	Survey_Arrival_Day[3];
	char	Port_of_Arrival[31];
	/* Sequence No 05: */
	char	Navigation_Instrumentation[41];
	char	Geodetic_Datum_Position_Determination_Method[39];
	/* Sequence No 06: */
	char	Bathymetry_Instrumentation[41];
	char	Bathymetry_Add_Forms_of_Data[39];
	/* Sequence No 07: */
	char	Magnetics_Instrumentation[41];
	char	Magnetics_Add_Forms_of_Data[39];
	/* Sequence No 08: */
	char	Gravity_Instrumentation[41];
	char	Gravity_Add_Forms_of_Data[39];
	/* Sequence No 09: */
	char	Seismic_Instrumentation[41];
	char	Seismic_Data_Formats[39];
	/* Sequence No 10: */
	char	Format_Type;
	char	Format_Description[95];
	/* Sequence No 11: */
	char	Topmost_Latitude[4];
	char	Bottommost_Latitude[4];
	char	Leftmost_Longitude[5];
	char	Rightmost_Longitude[5];
	/* Sequence No 12: */
	char	Bathymetry_Digitizing_Rate[4];
	char	Bathymetry_Sampling_Rate[13];
	char	Bathymetry_Assumed_Sound_Velocity[6];
	char	Bathymetry_Datum_Code[3];
	char	Bathymetry_Interpolation_Scheme[57];
	/* Sequence No 13: */
	char	Magnetics_Digitizing_Rate[4];
	char	Magnetics_Sampling_Rate[3];
	char	Magnetics_Sensor_Tow_Distance[5];
	char	Magnetics_Sensor_Depth[6];
	char	Magnetics_Sensor_Separation[4];
	char	Magnetics_Ref_Field_Code[3];
	char	Magnetics_Ref_Field[13];
	char	Magnetics_Method_Applying_Res_Field[48];
	/* Sequence No 14: */
	char	Gravity_Digitizing_Rate[4];
	char	Gravity_Sampling_Rate[3];
	char	Gravity_Theoretical_Formula_Code;
	char	Gravity_Theoretical_Formula[18];
	char	Gravity_Reference_System_Code;
	char	Gravity_Reference_System[17];
	char	Gravity_Corrections_Applied[39];
	/* Sequence No 15: */
	char	Gravity_Departure_Base_Station[8];
	char	Gravity_Departure_Base_Station_Name[34];
	char	Gravity_Arrival_Base_Station[8];
	char	Gravity_Arrival_Base_Station_Name[32];
	/* Sequence No 16: */
	char	Number_of_Ten_Degree_Identifiers[3];
	char	Ten_Degree_Identifier[151];
	/* Sequence No 18: */
	char	Additional_Documentation_1[79];
	/* Sequence No 19: */
	char	Additional_Documentation_2[79];
	/* Sequence No 20: */
	char	Additional_Documentation_3[79];
	/* Sequence No 21: */
	char	Additional_Documentation_4[79];
	/* Sequence No 22: */
	char	Additional_Documentation_5[79];
	/* Sequence No 23: */
	char	Additional_Documentation_6[79];
	/* Sequence No 24: */
	char	Additional_Documentation_7[79];
};

BOOLEAN MGD77_Get_Param (struct MGD77_CONTROL *F, char *name, char *value_orig, char *value_revised);
void MGD77_Put_Param (struct MGD77_CONTROL *F, char *name, size_t length_orig, char *value_orig, size_t length_rev, char *value_revised, BOOLEAN revised);
void MGD77_Read_Header_Params (struct MGD77_CONTROL *F, struct MGD77_HEADER_PARAMS **P);
void MGD77_Dump_Header_Params (struct MGD77_CONTROL *F, struct MGD77_HEADER_PARAMS *P);
void MGD77_Reset_Header_Params (struct MGD77_CONTROL *F);
void MGD77_Init_Ptr (struct MGD77_HEADER_LOOKUP *H, struct MGD77_HEADER_PARAMS **P);
int MGD77_Param_Key (GMT_LONG record, int item);

#define MGD77_N_HEADER_PARAMS	72

extern struct MGD77_HEADER_LOOKUP MGD77_Header_Lookup[];
