re3/src/core/CdStream.h

49 lines
1.2 KiB
C

#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);
bool CdStreamAddImage(char const *path);
char *CdStreamGetImageName(int32 cd);
void CdStreamRemoveImages(void);
int32 CdStreamGetNumImages(void);
#ifndef _WIN32
extern bool flushStream[MAX_CDCHANNELS];
#endif