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/*
* BRLTTY - A background process providing access to the console screen (when in
* text mode) for a blind person using a refreshable braille display.
*
* Copyright (C) 1995-2014 by The BRLTTY Developers.
*
* BRLTTY comes with ABSOLUTELY NO WARRANTY.
*
* This is free software, placed under the terms of the
* GNU General Public License, as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any
* later version. Please see the file LICENSE-GPL for details.
*
* Web Page: http://mielke.cc/brltty/
*
* This software is maintained by Dave Mielke <dave@mielke.cc>.
*/
#ifndef BRLTTY_INCLUDED_GIO_INTERNAL
#define BRLTTY_INCLUDED_GIO_INTERNAL
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef struct GioHandleStruct GioHandle;
typedef struct {
void *address;
size_t size;
} GioHidReportItemsData;
typedef int GioDisconnectResourceMethod (GioHandle *handle);
typedef char *GioGetResourceNameMethod (GioHandle *handle, int timeout);
typedef ssize_t GioWriteDataMethod (GioHandle *handle, const void *data, size_t size, int timeout);
typedef int GioAwaitInputMethod (GioHandle *handle, int timeout);
typedef ssize_t GioReadDataMethod (
GioHandle *handle, void *buffer, size_t size,
int initialTimeout, int subsequentTimeout
);
typedef int GioReconfigureResourceMethod (GioHandle *handle, const SerialParameters *parameters);
typedef ssize_t GioTellResourceMethod (
GioHandle *handle, uint8_t recipient, uint8_t type,
uint8_t request, uint16_t value, uint16_t index,
const void *data, uint16_t size, int timeout
);
typedef ssize_t GioAskResourceMethod (
GioHandle *handle, uint8_t recipient, uint8_t type,
uint8_t request, uint16_t value, uint16_t index,
void *buffer, uint16_t size, int timeout
);
typedef int GioGetHidReportItemsMethod (GioHandle *handle, GioHidReportItemsData *items, int timeout);
typedef size_t GioGetHidReportSizeMethod (const GioHidReportItemsData *items, unsigned char report);
typedef ssize_t GioSetHidReportMethod (
GioHandle *handle, unsigned char report,
const void *data, uint16_t size, int timeout
);
typedef ssize_t GioGetHidReportMethod (
GioHandle *handle, unsigned char report,
void *buffer, uint16_t size, int timeout
);
typedef ssize_t GioSetHidFeatureMethod (
GioHandle *handle, unsigned char report,
const void *data, uint16_t size, int timeout
);
typedef ssize_t GioGetHidFeatureMethod (
GioHandle *handle, unsigned char report,
void *buffer, uint16_t size, int timeout
);
typedef int GioMonitorInputMethod (GioHandle *handle, AsyncMonitorCallback *callback, void *data);
typedef void *GioGetResourceObjectMethod (GioHandle *handle);
typedef struct {
GioDisconnectResourceMethod *disconnectResource;
GioGetResourceNameMethod *getResourceName;
GioWriteDataMethod *writeData;
GioAwaitInputMethod *awaitInput;
GioReadDataMethod *readData;
GioReconfigureResourceMethod *reconfigureResource;
GioTellResourceMethod *tellResource;
GioAskResourceMethod *askResource;
GioGetHidReportItemsMethod *getHidReportItems;
GioGetHidReportSizeMethod *getHidReportSize;
GioSetHidReportMethod *setHidReport;
GioGetHidReportMethod *getHidReport;
GioSetHidFeatureMethod *setHidFeature;
GioGetHidFeatureMethod *getHidFeature;
GioMonitorInputMethod *monitorInput;
GioGetResourceObjectMethod *getResourceObject;
} GioMethods;
struct GioEndpointStruct {
GioHandle *handle;
const GioMethods *methods;
GioOptions options;
GioResourceType resourceType;
unsigned int bytesPerSecond;
GioHidReportItemsData hidReportItems;
struct {
int error;
unsigned int from;
unsigned int to;
unsigned char buffer[0X40];
} input;
};
typedef int GioIsSupportedMethod (const GioDescriptor *descriptor);
typedef int GioTestIdentifierMethod (const char **identifier);
typedef const GioOptions *GioGetOptionsMethod (const GioDescriptor *descriptor);
typedef const GioMethods *GioGetMethodsMethod (void);
typedef GioHandle *GioConnectResourceMethod (
const char *identifier,
const GioDescriptor *descriptor
);
typedef int GioPrepareEndpointMethod (GioEndpoint *endpoint);
typedef struct {
GioIsSupportedMethod *isSupported;
GioTestIdentifierMethod *testIdentifier;
GioGetOptionsMethod *getOptions;
GioGetMethodsMethod *getMethods;
GioConnectResourceMethod *connectResource;
GioPrepareEndpointMethod *prepareEndpoint;
GioResourceType resourceType;
} GioClass;
extern const GioClass *const gioClasses[];
extern const GioClass gioSerialClass;
extern const GioClass gioUsbClass;
extern const GioClass gioBluetoothClass;
extern void gioSetBytesPerSecond (GioEndpoint *endpoint, const SerialParameters *parameters);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* BRLTTY_INCLUDED_GIO_INTERNAL */
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