2 * Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #ifndef __TIZEN_NETWORK_SERIAL_H__
18 #define __TIZEN_NETWORK_SERIAL_H__
28 * @addtogroup CAPI_NETWORK_SERIAL_MODULE
34 * @brief The handle of serial
36 typedef void* serial_h;
39 * @brief Enumerations for the state of serial
43 SERIAL_STATE_OPENED = 0, /**< Opened */
44 SERIAL_STATE_CLOSED = 1, /**< Closed */
48 * @brief Enumerations for error code
52 SERIAL_ERROR_NONE = TIZEN_ERROR_NONE, /**< Successful */
53 SERIAL_ERROR_OUT_OF_MEMORY = TIZEN_ERROR_OUT_OF_MEMORY, /**< Out of memory */
54 SERIAL_ERROR_INVALID_PARAMETER = TIZEN_ERROR_INVALID_PARAMETER, /**< Invalid parameter */
55 SERIAL_ERROR_INVALID_OPERATION = TIZEN_ERROR_INVALID_OPERATION, /**< Invalid operation */
56 SERIAL_ERROR_OPERATION_FAILED = TIZEN_ERROR_NETWORK_CLASS|0x0601, /**< Operation failed */
60 * @brief Called when you receive data.
61 * @remarks @a data is valid only in this function.
62 * @param[in] data The received data
63 * @param[in] user_data The user data passed from serial_set_data_received_cb()
64 * @pre If you register callback function using serial_set_data_received_cb(), this will be invoked when you receive data.
65 * @see serial_set_data_received_cb()
66 * @see serial_unset_data_received_cb()
68 typedef bool (*serial_data_received_cb)(const char *data, int data_length, void *user_data);
71 * @brief Called when the state of serial is changed.
72 * @param[in] result The result of opening the serial
73 * @param[in] state The state of serial
74 * @param[in] user_data The user data passed from serial_set_state_changed_cb()
75 * @pre If you register callback function using serial_set_state_changed_cb(), this will be invoked when the state of serial is changed.
76 * @see serial_set_state_changed_cb()
77 * @see serial_unset_state_changed_cb()
79 typedef void (*serial_state_changed_cb)(serial_error_e result, serial_state_e state, void *user_data);
83 * @brief Creates the handle of serial.
84 * @param[out] serial The serial handle
85 * @return 0 on success, otherwise a negative error value.
86 * @retval #SERIAL_ERROR_NONE Successful
87 * @retval #SERIAL_ERROR_OUT_OF_MEMORY Out of memory
88 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
89 * @retval #SERIAL_ERROR_OPERATION_FAILED Operation failed
90 * @see serial_destroy()
92 int serial_create(serial_h *serial);
95 * @brief Destroys the handle of serial.
96 * @param[in] serial The serial handle
97 * @return 0 on success, otherwise a negative error value.
98 * @retval #SERIAL_ERROR_NONE Successful
99 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
100 * @see serial_create()
102 int serial_destroy(serial_h serial);
105 * @brief Opens the serial.
106 * @param[in] serial The serial handle
107 * @return 0 on success, otherwise a negative error value.
108 * @retval #SERIAL_ERROR_NONE Successful
109 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
110 * @retval #SERIAL_ERROR_OPERATION_FAILED Operation failed
111 * @retval #SERIAL_ERROR_INVALID_OPERATION Invalid operation
112 * @post When a serial is opened, serial_state_changed_cb() will be called with #SERIAL_STATE_OPENED state
113 * @see serial_close()
115 int serial_open(serial_h serial);
118 * @brief Closes the serial.
119 * @param[in] serial The serial handle
120 * @return 0 on success, otherwise a negative error value.
121 * @retval #SERIAL_ERROR_NONE Successful
122 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
123 * @retval #SERIAL_ERROR_OPERATION_FAILED Operation failed
124 * @retval #SERIAL_ERROR_INVALID_OPERATION Invalid operation
125 * @pre The serial must be opened.
126 * @post When a serial is closed, serial_state_changed_cb() will be called with #SERIAL_STATE_CLOSED state
129 int serial_close(serial_h serial);
132 * @brief Writes data to serial server.
133 * @param[in] serial The serial handle
134 * @param[in] data The data to send
135 * @param[in] data_length The length of data to send
136 * @return The number of characters sent on success, otherwise a negative error value.
137 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
138 * @retval #SERIAL_ERROR_OPERATION_FAILED Operation failed
139 * @pre The serial must be opened.
142 int serial_write(serial_h serial, const char *data, int data_length);
145 * @brief Register a callback function to be invoked when you receive data.
146 * @param[in] serial The serial handle
147 * @param[in] callback The callback function to be invoked
148 * @param[in] user_data The user data to be passed to the callback function
149 * @return 0 on success, otherwise a negative error value.
150 * @retval #SERIAL_ERROR_NONE Successful
151 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
152 * @post serial_data_received_cb() will be invoked when you receive data.
153 * @see serial_unset_data_received_cb()
154 * @see serial_data_received_cb()
156 int serial_set_data_received_cb(serial_h serial, serial_data_received_cb callback, void *user_data);
159 * @brief Unregister a callback function to be invoked when you receive data.
160 * @param[in] serial The serial handle
161 * @return 0 on success, otherwise a negative error value.
162 * @retval #SERIAL_ERROR_NONE Successful
163 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
164 * @see serial_set_data_received_cb()
166 int serial_unset_data_received_cb(serial_h serial);
169 * @brief Register a callback function to be invoked when the state of serial is changed.
170 * @param[in] serial The serial handle
171 * @param[in] callback The callback function to be invoked
172 * @param[in] user_data The user data to be passed to the callback function
173 * @return 0 on success, otherwise a negative error value.
174 * @retval #SERIAL_ERROR_NONE Successful
175 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
176 * @post serial_state_changed_cb() will be invoked when the state of serial is changed.
177 * @see serial_unset_state_changed_cb()
178 * @see serial_state_changed_cb()
180 int serial_set_state_changed_cb(serial_h serial, serial_state_changed_cb callback, void *user_data);
183 * @brief Unregister a callback function to be invoked when the state of serial is changed.
184 * @param[in] serial The serial handle
185 * @return 0 on success, otherwise a negative error value.
186 * @retval #SERIAL_ERROR_NONE Successful
187 * @retval #SERIAL_ERROR_INVALID_PARAMETER Invalid parameter
188 * @see serial_set_state_changed_cb()
190 int serial_unset_state_changed_cb(serial_h serial);
201 #endif /* __TIZEN_NETWORK_SERIAL_H__ */