mic.h

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#pragma once
#include "wut.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef int MICHandle;
 
typedef struct MICWorkMemory MICWorkMemory;
typedef struct MICStatus MICStatus;
 
typedef enum MICError
{
   MIC_ERROR_OK                =  0,
   MIC_ERROR_NOT_OPENED        = -1,
   MIC_ERROR_INVALID_HANDLE    = -2,
   MIC_ERROR_INIT              = -5,
   MIC_ERROR_ALREADY_CLOSED    = -7,
   MIC_ERROR_INVALID_INSTANCE  = -8,
} MICError;
 
typedef enum MICInstance
{
   MIC_INSTANCE_0 = 0,
   MIC_INSTANCE_1 = 1
} MICInstance;
 
struct MICWorkMemory
{
   size_t sampleMaxCount;
 
   void *sampleBuffer;
};
WUT_CHECK_OFFSET(MICWorkMemory, 0x00, sampleMaxCount);
WUT_CHECK_OFFSET(MICWorkMemory, 0x04, sampleBuffer);
WUT_CHECK_SIZE(MICWorkMemory, 0x08);
 
struct MICStatus
{
   int state;    // 1 << 1 = Open
   int availableData;
   int bufferPos;
};
WUT_CHECK_OFFSET(MICStatus, 0x00, state);
WUT_CHECK_OFFSET(MICStatus, 0x04, availableData);
WUT_CHECK_OFFSET(MICStatus, 0x08, bufferPos);
WUT_CHECK_SIZE(MICStatus, 0x0C);
 
MICHandle
MICInit(MICInstance instance, int unused, MICWorkMemory *workMemory,
        MICError *outError);
 
MICError
MICOpen(MICHandle handle);
 
MICError
MICGetState(MICHandle handle, int state, uint32_t *outStateVal);
 
MICError
MICSetState(MICHandle handle, int state, uint32_t stateVal);
 
MICError
MICGetStatus(MICHandle handle, MICStatus *outStatus);
 
MICError
MICSetDataConsumed(MICHandle handle, int dataAmountConsumed);
 
MICError
MICClose(MICHandle handle);
 
MICError
MICUninit(MICHandle handle);
 
#ifdef __cplusplus
}
#endif