+#include "ssh.h"
+
+/* ----------------------------------------------------------------------
+ * Progress report code. This is really horrible :-)
+ */
+#define PROGRESSRANGE 65535
+#define MAXPHASE 5
+struct progress {
+ int nphases;
+ struct {
+ int exponential;
+ unsigned startpoint, total;
+ unsigned param, current, n; /* if exponential */
+ unsigned mult; /* if linear */
+ } phases[MAXPHASE];
+ unsigned total, divisor, range;
+ ControlHandle progbar;
+};
+
+static void progress_update(void *param, int action, int phase, int iprogress)
+{
+ struct progress *p = (struct progress *) param;
+ unsigned progress = iprogress;
+ int position;
+
+ if (action < PROGFN_READY && p->nphases < phase)
+ p->nphases = phase;
+ switch (action) {
+ case PROGFN_INITIALISE:
+ p->nphases = 0;
+ break;
+ case PROGFN_LIN_PHASE:
+ p->phases[phase-1].exponential = 0;
+ p->phases[phase-1].mult = p->phases[phase].total / progress;
+ break;
+ case PROGFN_EXP_PHASE:
+ p->phases[phase-1].exponential = 1;
+ p->phases[phase-1].param = 0x10000 + progress;
+ p->phases[phase-1].current = p->phases[phase-1].total;
+ p->phases[phase-1].n = 0;
+ break;
+ case PROGFN_PHASE_EXTENT:
+ p->phases[phase-1].total = progress;
+ break;
+ case PROGFN_READY:
+ {
+ unsigned total = 0;
+ int i;
+ for (i = 0; i < p->nphases; i++) {
+ p->phases[i].startpoint = total;
+ total += p->phases[i].total;
+ }
+ p->total = total;
+ p->divisor = ((p->total + PROGRESSRANGE - 1) / PROGRESSRANGE);
+ p->range = p->total / p->divisor;
+ SetControlMaximum(p->progbar, p->range);
+ }
+ break;
+ case PROGFN_PROGRESS:
+ if (p->phases[phase-1].exponential) {
+ while (p->phases[phase-1].n < progress) {
+ p->phases[phase-1].n++;
+ p->phases[phase-1].current *= p->phases[phase-1].param;
+ p->phases[phase-1].current /= 0x10000;
+ }
+ position = (p->phases[phase-1].startpoint +
+ p->phases[phase-1].total - p->phases[phase-1].current);
+ } else {
+ position = (p->phases[phase-1].startpoint +
+ progress * p->phases[phase-1].mult);
+ }
+ SetControlValue(p->progbar, position / p->divisor);
+ break;
+ }
+}
+
+static void mac_clickkey(WindowPtr window, EventRecord *event)
+{
+ short item;
+ DialogRef dialog;
+ KeyState *ks = mac_windowkey(window);
+
+ dialog = GetDialogFromWindow(window);
+ if (DialogSelect(event, &dialog, &item))
+ switch (item) {
+ case wiKeyGenerate:
+ SetControlMaximum(ks->progress, 1024);
+ ks->entropy = snewn(1024, unsigned int);
+ ks->entropy_required = 1024;
+ ks->entropy_got = 0;
+ ks->collecting_entropy = TRUE;
+ /* Do something */
+ break;
+ }
+}
+
+static void mac_activatekey(WindowPtr window, EventRecord *event)
+{
+ DialogRef dialog;
+ DialogItemType itemtype;
+ Handle itemhandle;
+ short item;
+ Rect itemrect;
+ int active;
+
+ dialog = GetDialogFromWindow(window);
+ active = (event->modifiers & activeFlag) != 0;
+ GetDialogItem(dialog, wiKeyGenerate, &itemtype, &itemhandle, &itemrect);
+ HiliteControl((ControlHandle)itemhandle, active ? 0 : 255);
+ DialogSelect(event, &dialog, &item);
+}
+
+static void mac_updatekey(WindowPtr window)
+{
+#if TARGET_API_MAC_CARBON
+ RgnHandle rgn;
+#endif
+
+ BeginUpdate(window);
+#if TARGET_API_MAC_CARBON
+ rgn = NewRgn();
+ GetPortVisibleRegion(GetWindowPort(window), rgn);
+ UpdateDialog(GetDialogFromWindow(window), rgn);
+ DisposeRgn(rgn);
+#else
+ UpdateDialog(window, window->visRgn);
+#endif
+ EndUpdate(window);
+}