iotbus_i2c.h

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/****************************************************************************
 *
 * Copyright 2016 Samsung Electronics All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 *
 ****************************************************************************/

#include <stdint.h>

#ifndef IOTBUS_I2C_H_
#define IOTBUS_I2C_H_

struct _iotbus_i2c_s;

typedef struct _iotbus_i2c_s *iotbus_i2c_context_h;

typedef enum {
    IOTBUS_I2C_STD = 0, 
    IOTBUS_I2C_FAST = 1, 
    IOTBUS_I2C_HIGH = 2 
} iotbus_i2c_mode_e;

#ifdef __cplusplus
extern "C"
{
#endif

iotbus_i2c_context_h iotbus_i2c_init(int bus);

int iotbus_i2c_stop(iotbus_i2c_context_h hnd);

int iotbus_i2c_set_frequency(iotbus_i2c_context_h hnd, iotbus_i2c_mode_e mode);

int iotbus_i2c_set_address(iotbus_i2c_context_h hnd, uint8_t address);

int iotbus_i2c_read(iotbus_i2c_context_h hnd, uint8_t *data, int length);

int iotbus_i2c_write(iotbus_i2c_context_h hnd, const uint8_t *data, int length);

#ifdef __cplusplus
}
#endif

#endif /* IOTBUS_I2C_H_ */
 // end of I2C group