X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=dive.h;h=1386a3bf8d8b7a999e08bcf4fcb6b99faeae47e5;hb=aab4d593bdbffef8442282318778a9833cbc7a43;hp=a8e3c319afd58cbc9011d910f17a409997d9f707;hpb=8e95ded57bdbaa66ba1c2ec25c55a56d53bce943;p=ext%2Fsubsurface.git

diff --git a/dive.h b/dive.h
index a8e3c31..1386a3b 100644
--- a/dive.h
+++ b/dive.h
@@ -1,6 +1,9 @@
 #ifndef DIVE_H
 #define DIVE_H
 
+#include <stdlib.h>
+#include <time.h>
+
 /*
  * Some silly typedefs to make our units very explicit.
  *
@@ -11,7 +14,7 @@
  *
  * We also strive to make '0' a meaningless number saying "not
  * initialized", since many values are things that may not have
- * been reported (eg tank pressure or temperature from dive
+ * been reported (eg cylinder pressure or temperature from dive
  * computers that don't support them). But sometimes -1 is an even
  * more explicit way of saying "not there".
  *
@@ -19,7 +22,7 @@
  * temperatures. Doing temperatures in celsius or fahrenheit would
  * make for loss of precision when converting from one to the other,
  * and using millikelvin is SI-like but also means that a temperature
- * of '0' is clearly just a missing temperature or tank pressure.
+ * of '0' is clearly just a missing temperature or cylinder pressure.
  *
  * Also strive to use units that can not possibly be mistaken for a
  * valid value in a "normal" system without conversion. If the max
@@ -66,14 +69,19 @@ typedef struct {
 
 typedef struct {
 	fraction_t o2;
-	fraction_t n2;
-	fraction_t he2;
+	fraction_t he;
 } gasmix_t;
 
 typedef struct {
 	volume_t size;
-	pressure_t pressure;
-} tank_type_t;
+	pressure_t workingpressure;
+	const char *description;	/* "LP85", "AL72", "AL80", "HP100+" or whatever */
+} cylinder_type_t;
+
+typedef struct {
+	cylinder_type_t type;
+	gasmix_t gasmix;
+} cylinder_t;
 
 static inline int to_feet(depth_t depth)
 {
@@ -96,18 +104,22 @@ struct sample {
 	duration_t time;
 	depth_t depth;
 	temperature_t temperature;
-	pressure_t tankpressure;
-	int tankindex;
+	pressure_t cylinderpressure;
+	int cylinderindex;
 };
 
+#define MAX_CYLINDERS (4)
+
 struct dive {
-	const char *name;
 	time_t when;
+	char *location;
+	char *notes;
 	depth_t maxdepth, meandepth;
 	duration_t duration, surfacetime;
 	depth_t visibility;
 	temperature_t airtemp, watertemp;
 	pressure_t beginning_pressure, end_pressure;
+	cylinder_t cylinder[MAX_CYLINDERS];
 	int samples;
 	struct sample sample[];
 };
@@ -121,7 +133,25 @@ struct dive_table {
 
 extern struct dive_table dive_table;
 
+static inline struct dive *get_dive(unsigned int nr)
+{
+	if (nr >= dive_table.nr)
+		return NULL;
+	return dive_table.dives[nr];
+}
+
 extern void parse_xml_init(void);
 extern void parse_xml_file(const char *filename);
 
+extern void flush_dive_info_changes(void);
+extern void save_dives(const char *filename);
+
+static inline unsigned int dive_size(int samples)
+{
+	return sizeof(struct dive) + samples*sizeof(struct sample);
+}
+
+extern struct dive *fixup_dive(struct dive *dive);
+extern struct dive *try_to_merge(struct dive *a, struct dive *b);
+
 #endif /* DIVE_H */