1 files changed, 46 insertions, 0 deletions

diff --git a/src/core/CdStream.h b/src/core/CdStream.h
new file mode 100644
index 00000000..55507aa8
--- /dev/null
+++ b/src/core/CdStream.h
@@ -0,0 +1,46 @@
+#pragma once
+
+#define CDSTREAM_SECTOR_SIZE 2048
+
+#define _GET_INDEX(a) (a >> 24)
+#define _GET_OFFSET(a)  (a & 0xFFFFFF)
+
+enum
+{
+	STREAM_NONE            = uint8( 0),
+	STREAM_SUCCESS         = uint8( 1),
+	STREAM_READING         = uint8(-1), // 0xFF,
+	STREAM_ERROR           = uint8(-2), // 0xFE,
+	STREAM_ERROR_NOCD      = uint8(-3), // 0xFD,
+	STREAM_ERROR_WRONGCD   = uint8(-4), // 0xFC,
+	STREAM_ERROR_OPENCD    = uint8(-5), // 0xFB,
+	STREAM_WAITING         = uint8(-6)  // 0xFA,
+};
+
+struct Queue
+{
+	int32 *items;
+	int32 head;
+	int32 tail;
+	int32 size;
+};
+
+VALIDATE_SIZE(Queue, 0x10);
+
+
+void CdStreamInitThread(void);
+void CdStreamInit(int32 numChannels);
+uint32 GetGTA3ImgSize(void);
+void CdStreamShutdown(void);
+int32 CdStreamRead(int32 channel, void *buffer, uint32 offset, uint32 size);
+int32 CdStreamGetStatus(int32 channel);
+int32 CdStreamGetLastPosn(void);
+int32 CdStreamSync(int32 channel);
+void AddToQueue(Queue *queue, int32 item);
+int32 GetFirstInQueue(Queue *queue);
+void RemoveFirstInQueue(Queue *queue);
+DWORD WINAPI CdStreamThread(LPVOID lpThreadParameter);
+bool CdStreamAddImage(char const *path);
+char *CdStreamGetImageName(int32 cd);
+void CdStreamRemoveImages(void);
+int32 CdStreamGetNumImages(void);
\ No newline at end of file