cdb1d1fc37
* Match mtx and Padclamp.c * Match the rest of GX * Import TRK 2.6 * Import MSL headers and files * Merge some MSL headers into ours
72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
#include "TRK_MINNOW_DOLPHIN/MetroTRK/Portable/nubevent.h"
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#include "TRK_MINNOW_DOLPHIN/MetroTRK/Portable/mutex_TRK.h"
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#include "TRK_MINNOW_DOLPHIN/MetroTRK/Portable/msgbuf.h"
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#include "TRK_MINNOW_DOLPHIN/MetroTRK/Portable/mem_TRK.h"
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TRKEventQueue gTRKEventQueue;
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DSError TRKInitializeEventQueue()
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{
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TRKInitializeMutex(&gTRKEventQueue);
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TRKAcquireMutex(&gTRKEventQueue);
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gTRKEventQueue.count = 0;
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gTRKEventQueue.next = 0;
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gTRKEventQueue.eventID = 0x100;
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TRKReleaseMutex(&gTRKEventQueue);
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return DS_NoError;
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}
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void TRKCopyEvent(TRKEvent* dstEvent, const TRKEvent* srcEvent)
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{
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TRK_memcpy(dstEvent, srcEvent, sizeof(TRKEvent));
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}
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BOOL TRKGetNextEvent(TRKEvent* event)
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{
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BOOL status = 0;
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TRKAcquireMutex(&gTRKEventQueue);
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if (0 < gTRKEventQueue.count) {
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TRKCopyEvent(event, &gTRKEventQueue.events[gTRKEventQueue.next]);
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gTRKEventQueue.count--;
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gTRKEventQueue.next++;
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if (gTRKEventQueue.next == 2)
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gTRKEventQueue.next = 0;
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status = 1;
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}
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TRKReleaseMutex(&gTRKEventQueue);
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return status;
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}
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DSError TRKPostEvent(TRKEvent* event)
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{
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DSError ret = DS_NoError;
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int nextEventID;
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TRKAcquireMutex(&gTRKEventQueue);
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if (gTRKEventQueue.count == 2) {
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ret = DS_EventQueueFull;
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} else {
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nextEventID = (gTRKEventQueue.next + gTRKEventQueue.count) % 2;
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TRKCopyEvent(&gTRKEventQueue.events[nextEventID], event);
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gTRKEventQueue.events[nextEventID].eventID = gTRKEventQueue.eventID;
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gTRKEventQueue.eventID++;
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if (gTRKEventQueue.eventID < 0x100)
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gTRKEventQueue.eventID = 0x100;
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gTRKEventQueue.count++;
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}
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TRKReleaseMutex(&gTRKEventQueue);
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return ret;
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}
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void TRKConstructEvent(TRKEvent* event, NubEventType eventType)
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{
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event->eventType = eventType;
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event->eventID = 0;
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event->msgBufID = -1;
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}
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void TRKDestructEvent(TRKEvent* event) { TRKReleaseBuffer(event->msgBufID); }
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