Correctly parse the braindamaged tank size information from uemis

[ext/subsurface.git] / uemis.c

diff --git a/uemis.c b/uemis.c
index 5cede0facce9b161bde15db1e1ab2b8903cff38e..8dfc5a373f384d28c581d0464f1b36b7e05821c0 100644 (file)
--- a/uemis.c
+++ b/uemis.c
@@ -16,10 +16,7 @@
 #include <time.h>
 #include <regex.h>
 
-#include <gtk/gtk.h>
-
 #include "dive.h"
-#include "display.h"
 #include "uemis.h"
 
 /*
@@ -189,9 +186,30 @@ static void parse_divelog_binary(char *base64, struct dive **divep) {
        uint8_t *data;
        struct sample *sample;
        struct dive *dive = *divep;
+       int template, gasoffset;
 
        datalen = uemis_convert_base64(base64, &data);
 
+       /* dive template in use:
+          0 = air
+          1 = nitrox (B)
+          2 = nitrox (B+D)
+          3 = nitrox (B+T+D)
+          uemis cylinder data is insane - it stores seven tank settings in a block
+          and the template tells us which of the four groups of tanks we need to look at
+        */
+       gasoffset = template = *(uint8_t *)(data+115);
+       if (template == 3)
+               gasoffset = 4;
+       for (i = 0; i < template; i++) {
+               float volume = *(float *)(data+116+25*(gasoffset + i)) * 1000.0;
+               /* uemis always assumes a working pressure of 3000psi / 206bar - even though that's wrong */
+               /* I also think that the unit that it stores (cuft for me) might change with SDA settings */
+               // dive->cylinder[i].type.size.mliter = volume * 206.84 / 28.317;
+               dive->cylinder[i].type.size.mliter = volume * 200 / 28.317;
+               dive->cylinder[i].gasmix.o2.permille = *(uint8_t *)(data+120+25*(gasoffset + i)) * 10 + 0.5;
+               dive->cylinder[i].gasmix.he.permille = 0;
+       }
        /* first byte of divelog data is at offset 0x123 */
        i = 0x123;
        while ((i < datalen) && (*(uint16_t *)(data+i))) {
@@ -214,8 +232,11 @@ static void parse_divelog_binary(char *base64, struct dive **divep) {
        return;
 }
 
+/* parse a single file
+ * TODO: we don't report any errors when the parse fails - we simply don't add them to the list
+ */
 void
-parse_uemis_file(char *divelogfilename,GError **error) {
+parse_uemis_file(char *divelogfilename) {
        char *found=NULL;
        struct tm tm;
        struct dive *dive;
@@ -245,7 +266,7 @@ parse_uemis_file(char *divelogfilename,GError **error) {
        dive->maxdepth.mm = pressure_to_depth(atoi(found));
 
        if (! matchit(divelogfile,"<val key=\"file_content\">",
-                       ">\\([a-zA-Z0-9+/]*\\)<", &found)) {
+                       ">\\([a-zA-Z0-9+/=]*\\)<", &found)) {
                /* some error handling */
                goto bail;
        }
@@ -261,40 +282,7 @@ bail:
  */
 void
 uemis_import() {
-       GtkWidget *dialog;
-       GtkFileFilter *filter = gtk_file_filter_new ();
-       gtk_file_filter_add_pattern (filter, "*.SDA");
-       gtk_file_filter_set_name(filter, "uemis Zurich SDA files");
-       dialog = gtk_file_chooser_dialog_new("Open File",
-                                       GTK_WINDOW(main_window),
-                                       GTK_FILE_CHOOSER_ACTION_OPEN,
-                                       GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
-                                       GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
-                                       NULL);
-       gtk_file_chooser_set_select_multiple(GTK_FILE_CHOOSER(dialog), TRUE);
-       gtk_file_chooser_add_filter(GTK_FILE_CHOOSER(dialog),filter);
-
-       if (gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
-               GSList *filenames;
-               char *filename;
-               filenames = gtk_file_chooser_get_filenames(GTK_FILE_CHOOSER(dialog));
-
-               GError *error = NULL;
-               while(filenames != NULL) {
-                       filename = (char *)filenames->data;
-                       parse_uemis_file(filename, &error);
-                       if (error != NULL)
-                       {
-                               report_error(error);
-                               g_error_free(error);
-                               error = NULL;
-                       }
-
-                       g_free(filename);
-                       filenames = g_slist_next(filenames);
-               }
-               g_slist_free(filenames);
+       if (open_import_file_dialog("*.SDA","uemis Zurich SDA files",
+                                       &parse_uemis_file))
                report_dives();
-       }
-       gtk_widget_destroy(dialog);
-}
+}