2 * Copyright (c) 2019-2020 Arm Limited. All rights reserved.
4 * SPDX-License-Identifier: Apache-2.0
6 * Licensed under the Apache License, Version 2.0 (the License); you may
7 * not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
10 * www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
14 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
18 * $Date: 24. January 2020
21 * Project: WiFi (Wireless Fidelity Interface) Driver definitions
26 * Extended Socket Receive/Send (support for polling)
31 #ifndef DRIVER_WIFI_H_
32 #define DRIVER_WIFI_H_
39 #include "Driver_Common.h"
41 #define ARM_WIFI_API_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(1,1) /* API version */
43 #define _ARM_Driver_WiFi_(n) Driver_WiFi##n
44 #define ARM_Driver_WiFi_(n) _ARM_Driver_WiFi_(n)
47 /****** WiFi SetOption/GetOption Function Option Codes *****/
48 #define ARM_WIFI_BSSID 1U ///< Station/AP Set/Get BSSID of AP to connect or of AP; data = &bssid, len = 6, uint8_t[6]
49 #define ARM_WIFI_TX_POWER 2U ///< Station/AP Set/Get transmit power; data = &power, len = 4, uint32_t: 0 .. 20 [dBm]
50 #define ARM_WIFI_LP_TIMER 3U ///< Station Set/Get low-power deep-sleep time; data = &time, len = 4, uint32_t [seconds]: 0 = disable (default)
51 #define ARM_WIFI_DTIM 4U ///< Station/AP Set/Get DTIM interval; data = &dtim, len = 4, uint32_t [beacons]
52 #define ARM_WIFI_BEACON 5U ///< AP Set/Get beacon interval; data = &interval, len = 4, uint32_t [ms]
53 #define ARM_WIFI_MAC 6U ///< Station/AP Set/Get MAC; data = &mac, len = 6, uint8_t[6]
54 #define ARM_WIFI_IP 7U ///< Station/AP Set/Get IPv4 static/assigned address; data = &ip, len = 4, uint8_t[4]
55 #define ARM_WIFI_IP_SUBNET_MASK 8U ///< Station/AP Set/Get IPv4 subnet mask; data = &mask, len = 4, uint8_t[4]
56 #define ARM_WIFI_IP_GATEWAY 9U ///< Station/AP Set/Get IPv4 gateway address; data = &ip, len = 4, uint8_t[4]
57 #define ARM_WIFI_IP_DNS1 10U ///< Station/AP Set/Get IPv4 primary DNS address; data = &ip, len = 4, uint8_t[4]
58 #define ARM_WIFI_IP_DNS2 11U ///< Station/AP Set/Get IPv4 secondary DNS address; data = &ip, len = 4, uint8_t[4]
59 #define ARM_WIFI_IP_DHCP 12U ///< Station/AP Set/Get IPv4 DHCP client/server enable/disable; data = &dhcp, len = 4, uint32_t: 0 = disable, non-zero = enable (default)
60 #define ARM_WIFI_IP_DHCP_POOL_BEGIN 13U ///< AP Set/Get IPv4 DHCP pool begin address; data = &ip, len = 4, uint8_t[4]
61 #define ARM_WIFI_IP_DHCP_POOL_END 14U ///< AP Set/Get IPv4 DHCP pool end address; data = &ip, len = 4, uint8_t[4]
62 #define ARM_WIFI_IP_DHCP_LEASE_TIME 15U ///< AP Set/Get IPv4 DHCP lease time; data = &time, len = 4, uint32_t [seconds]
63 #define ARM_WIFI_IP6_GLOBAL 16U ///< Station/AP Set/Get IPv6 global address; data = &ip6, len = 16, uint8_t[16]
64 #define ARM_WIFI_IP6_LINK_LOCAL 17U ///< Station/AP Set/Get IPv6 link local address; data = &ip6, len = 16, uint8_t[16]
65 #define ARM_WIFI_IP6_SUBNET_PREFIX_LEN 18U ///< Station/AP Set/Get IPv6 subnet prefix length; data = &len, len = 4, uint32_t: 1 .. 127
66 #define ARM_WIFI_IP6_GATEWAY 19U ///< Station/AP Set/Get IPv6 gateway address; data = &ip6, len = 16, uint8_t[16]
67 #define ARM_WIFI_IP6_DNS1 20U ///< Station/AP Set/Get IPv6 primary DNS address; data = &ip6, len = 16, uint8_t[16]
68 #define ARM_WIFI_IP6_DNS2 21U ///< Station/AP Set/Get IPv6 secondary DNS address; data = &ip6, len = 16, uint8_t[16]
69 #define ARM_WIFI_IP6_DHCP_MODE 22U ///< Station/AP Set/Get IPv6 DHCPv6 client mode; data = &mode, len = 4, uint32_t: ARM_WIFI_IP6_DHCP_xxx (default Off)
71 /****** WiFi Security Type *****/
72 #define ARM_WIFI_SECURITY_OPEN 0U ///< Open
73 #define ARM_WIFI_SECURITY_WEP 1U ///< Wired Equivalent Privacy (WEP) with Pre-Sheared Key (PSK)
74 #define ARM_WIFI_SECURITY_WPA 2U ///< WiFi Protected Access (WPA) with PSK
75 #define ARM_WIFI_SECURITY_WPA2 3U ///< WiFi Protected Access II (WPA2) with PSK
76 #define ARM_WIFI_SECURITY_UNKNOWN 255U ///< Unknown
78 /****** WiFi Protected Setup (WPS) Method *****/
79 #define ARM_WIFI_WPS_METHOD_NONE 0U ///< Not used
80 #define ARM_WIFI_WPS_METHOD_PBC 1U ///< Push Button Configuration
81 #define ARM_WIFI_WPS_METHOD_PIN 2U ///< PIN
83 /****** WiFi IPv6 Dynamic Host Configuration Protocol (DHCP) Mode *****/
84 #define ARM_WIFI_IP6_DHCP_OFF 0U ///< Static Host Configuration (default)
85 #define ARM_WIFI_IP6_DHCP_STATELESS 1U ///< Dynamic Host Configuration stateless DHCPv6
86 #define ARM_WIFI_IP6_DHCP_STATEFULL 2U ///< Dynamic Host Configuration statefull DHCPv6
88 /****** WiFi Event *****/
89 #define ARM_WIFI_EVENT_AP_CONNECT (1UL << 0) ///< Access Point: Station has connected; arg = &mac, mac (uint8_t[6])
90 #define ARM_WIFI_EVENT_AP_DISCONNECT (1UL << 1) ///< Access Point: Station has disconnected; arg = &mac, mac (uint8_t[6])
91 #define ARM_WIFI_EVENT_ETH_RX_FRAME (1UL << 4) ///< Ethernet Frame Received (in bypass mode only); arg = interface (0 = Station, 1 = Access Point)
95 \brief WiFi Configuration
97 typedef struct ARM_WIFI_CONFIG_s {
98 const char *ssid; ///< Pointer to Service Set Identifier (SSID) null-terminated string
99 const char *pass; ///< Pointer to Password null-terminated string
100 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
101 uint8_t ch; ///< WiFi Channel (0 = auto, otherwise = exact channel)
102 uint8_t reserved; ///< Reserved
103 uint8_t wps_method; ///< WiFi Protected Setup (WPS) method (ARM_WIFI_WPS_METHOD_xxx)
104 const char *wps_pin; ///< Pointer to WiFi Protected Setup (WPS) PIN null-terminated string
108 \brief WiFi Scan Information
110 typedef struct ARM_WIFI_SCAN_INFO_s {
111 char ssid[32+1]; ///< Service Set Identifier (SSID) null-terminated string
112 uint8_t bssid[6]; ///< Basic Service Set Identifier (BSSID)
113 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
114 uint8_t ch; ///< WiFi Channel
115 uint8_t rssi; ///< Received Signal Strength Indicator
116 } ARM_WIFI_SCAN_INFO_t;
119 \brief WiFi Network Information
121 typedef struct ARM_WIFI_NET_INFO_s {
122 char ssid[32+1]; ///< Service Set Identifier (SSID) null-terminated string
123 char pass[64+1]; ///< Password null-terminated string
124 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
125 uint8_t ch; ///< WiFi Channel
126 uint8_t rssi; ///< Received Signal Strength Indicator
127 } ARM_WIFI_NET_INFO_t;
129 /****** Socket Address Family definitions *****/
130 #define ARM_SOCKET_AF_INET 1 ///< IPv4
131 #define ARM_SOCKET_AF_INET6 2 ///< IPv6
133 /****** Socket Type definitions *****/
134 #define ARM_SOCKET_SOCK_STREAM 1 ///< Stream socket
135 #define ARM_SOCKET_SOCK_DGRAM 2 ///< Datagram socket
137 /****** Socket Protocol definitions *****/
138 #define ARM_SOCKET_IPPROTO_TCP 1 ///< TCP
139 #define ARM_SOCKET_IPPROTO_UDP 2 ///< UDP
141 /****** Socket Option definitions *****/
142 #define ARM_SOCKET_IO_FIONBIO 1 ///< Non-blocking I/O (Set only, default = 0); opt_val = &nbio, opt_len = sizeof(nbio), nbio (integer): 0=blocking, non-blocking otherwise
143 #define ARM_SOCKET_SO_RCVTIMEO 2 ///< Receive timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
144 #define ARM_SOCKET_SO_SNDTIMEO 3 ///< Send timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
145 #define ARM_SOCKET_SO_KEEPALIVE 4 ///< Keep-alive messages (default = 0); opt_val = &keepalive, opt_len = sizeof(keepalive), keepalive (integer): 0=disabled, enabled otherwise
146 #define ARM_SOCKET_SO_TYPE 5 ///< Socket Type (Get only); opt_val = &socket_type, opt_len = sizeof(socket_type), socket_type (integer): ARM_SOCKET_SOCK_xxx
148 /****** Socket Function return codes *****/
149 #define ARM_SOCKET_ERROR (-1) ///< Unspecified error
150 #define ARM_SOCKET_ESOCK (-2) ///< Invalid socket
151 #define ARM_SOCKET_EINVAL (-3) ///< Invalid argument
152 #define ARM_SOCKET_ENOTSUP (-4) ///< Operation not supported
153 #define ARM_SOCKET_ENOMEM (-5) ///< Not enough memory
154 #define ARM_SOCKET_EAGAIN (-6) ///< Operation would block or timed out
155 #define ARM_SOCKET_EINPROGRESS (-7) ///< Operation in progress
156 #define ARM_SOCKET_ETIMEDOUT (-8) ///< Operation timed out
157 #define ARM_SOCKET_EISCONN (-9) ///< Socket is connected
158 #define ARM_SOCKET_ENOTCONN (-10) ///< Socket is not connected
159 #define ARM_SOCKET_ECONNREFUSED (-11) ///< Connection rejected by the peer
160 #define ARM_SOCKET_ECONNRESET (-12) ///< Connection reset by the peer
161 #define ARM_SOCKET_ECONNABORTED (-13) ///< Connection aborted locally
162 #define ARM_SOCKET_EALREADY (-14) ///< Connection already in progress
163 #define ARM_SOCKET_EADDRINUSE (-15) ///< Address in use
164 #define ARM_SOCKET_EHOSTNOTFOUND (-16) ///< Host not found
167 // Function documentation
169 \fn ARM_DRIVER_VERSION ARM_WIFI_GetVersion (void)
170 \brief Get driver version.
171 \return \ref ARM_DRIVER_VERSION
174 \fn ARM_WIFI_CAPABILITIES ARM_WIFI_GetCapabilities (void)
175 \brief Get driver capabilities.
176 \return \ref ARM_WIFI_CAPABILITIES
179 \fn int32_t ARM_WIFI_Initialize (ARM_WIFI_SignalEvent_t cb_event)
180 \brief Initialize WiFi Module.
181 \param[in] cb_event Pointer to \ref ARM_WIFI_SignalEvent_t
182 \return execution status
183 - \ref ARM_DRIVER_OK : Operation successful
184 - \ref ARM_DRIVER_ERROR : Operation failed
187 \fn int32_t ARM_WIFI_Uninitialize (void)
188 \brief De-initialize WiFi Module.
189 \return execution status
190 - \ref ARM_DRIVER_OK : Operation successful
191 - \ref ARM_DRIVER_ERROR : Operation failed
194 \fn int32_t ARM_WIFI_PowerControl (ARM_POWER_STATE state)
195 \brief Control WiFi Module Power.
196 \param[in] state Power state
197 - \ref ARM_POWER_OFF : Power off: no operation possible
198 - \ref ARM_POWER_LOW : Low-power mode: sleep or deep-sleep depending on \ref ARM_WIFI_LP_TIMER option set
199 - \ref ARM_POWER_FULL : Power on: full operation at maximum performance
200 \return execution status
201 - \ref ARM_DRIVER_OK : Operation successful
202 - \ref ARM_DRIVER_ERROR : Operation failed
203 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
204 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid state)
207 \fn int32_t ARM_WIFI_GetModuleInfo (char *module_info, uint32_t max_len)
208 \brief Get Module information.
209 \param[out] module_info Pointer to character buffer were info string will be returned
210 \param[in] max_len Maximum length of string to return (including null terminator)
211 \return execution status
212 - \ref ARM_DRIVER_OK : Operation successful
213 - \ref ARM_DRIVER_ERROR : Operation failed
214 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
215 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL module_info pointer or max_len equals to 0)
218 \fn int32_t ARM_WIFI_SetOption (uint32_t interface, uint32_t option, const void *data, uint32_t len)
219 \brief Set WiFi Module Options.
220 \param[in] interface Interface (0 = Station, 1 = Access Point)
221 \param[in] option Option to set
222 \param[in] data Pointer to data relevant to selected option
223 \param[in] len Length of data (in bytes)
224 \return execution status
225 - \ref ARM_DRIVER_OK : Operation successful
226 - \ref ARM_DRIVER_ERROR : Operation failed
227 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
228 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL data pointer or len less than option specifies)
231 \fn int32_t ARM_WIFI_GetOption (uint32_t interface, uint32_t option, void *data, uint32_t *len)
232 \brief Get WiFi Module Options.
233 \param[in] interface Interface (0 = Station, 1 = Access Point)
234 \param[in] option Option to get
235 \param[out] data Pointer to memory where data for selected option will be returned
236 \param[in,out] len Pointer to length of data (input/output)
237 - input: maximum length of data that can be returned (in bytes)
238 - output: length of returned data (in bytes)
239 \return execution status
240 - \ref ARM_DRIVER_OK : Operation successful
241 - \ref ARM_DRIVER_ERROR : Operation failed
242 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
243 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL data or len pointer, or *len less than option specifies)
246 \fn int32_t ARM_WIFI_Scan (ARM_WIFI_SCAN_INFO_t scan_info[], uint32_t max_num)
247 \brief Scan for available networks in range.
248 \param[out] scan_info Pointer to array of ARM_WIFI_SCAN_INFO_t structures where available Scan Information will be returned
249 \param[in] max_num Maximum number of Network Information structures to return
250 \return number of ARM_WIFI_SCAN_INFO_t structures returned or error code
251 - value >= 0 : Number of ARM_WIFI_SCAN_INFO_t structures returned
252 - \ref ARM_DRIVER_ERROR : Operation failed
253 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL scan_info pointer or max_num equal to 0)
256 \fn int32_t ARM_WIFI_Activate (uint32_t interface, ARM_WIFI_CONFIG_t *config)
257 \brief Activate interface (Connect to a wireless network or activate an access point).
258 \param[in] interface Interface (0 = Station, 1 = Access Point)
259 \param[in] config Pointer to ARM_WIFI_CONFIG_t structure where Configuration parameters are located
260 \return execution status
261 - \ref ARM_DRIVER_OK : Operation successful
262 - \ref ARM_DRIVER_ERROR : Operation failed
263 - \ref ARM_DRIVER_ERROR_TIMEOUT : Timeout occurred
264 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported (security type, channel autodetect or WPS not supported)
265 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL config pointer or invalid configuration)
268 \fn int32_t ARM_WIFI_Deactivate (uint32_t interface)
269 \brief Deactivate interface (Disconnect from a wireless network or deactivate an access point).
270 \param[in] interface Interface (0 = Station, 1 = Access Point)
271 \return execution status
272 - \ref ARM_DRIVER_OK : Operation successful
273 - \ref ARM_DRIVER_ERROR : Operation failed
274 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface)
277 \fn uint32_t ARM_WIFI_IsConnected (void)
278 \brief Get station connection status.
279 \return station connection status
280 - value != 0: Station connected
281 - value = 0: Station not connected
284 \fn int32_t ARM_WIFI_GetNetInfo (ARM_WIFI_NET_INFO_t *net_info)
285 \brief Get station Network Information.
286 \param[out] net_info Pointer to ARM_WIFI_NET_INFO_t structure where station Network Information will be returned
287 \return execution status
288 - \ref ARM_DRIVER_OK : Operation successful
289 - \ref ARM_DRIVER_ERROR : Operation failed (station not connected)
290 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
291 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL net_info pointer)
294 \fn int32_t ARM_WIFI_BypassControl (uint32_t interface, uint32_t mode)
295 \brief Enable or disable bypass (pass-through) mode. Transmit and receive Ethernet frames (IP layer bypassed and WiFi/Ethernet translation).
296 \param[in] interface Interface (0 = Station, 1 = Access Point)
298 - value = 1: all packets bypass internal IP stack
299 - value = 0: all packets processed by internal IP stack
300 \return execution status
301 - \ref ARM_DRIVER_OK : Operation successful
302 - \ref ARM_DRIVER_ERROR : Operation failed
303 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
304 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or mode)
307 \fn int32_t ARM_WIFI_EthSendFrame (uint32_t interface, const uint8_t *frame, uint32_t len)
308 \brief Send Ethernet frame (in bypass mode only).
309 \param[in] interface Interface (0 = Station, 1 = Access Point)
310 \param[in] frame Pointer to frame buffer with data to send
311 \param[in] len Frame buffer length in bytes
312 \return execution status
313 - \ref ARM_DRIVER_OK : Operation successful
314 - \ref ARM_DRIVER_ERROR : Operation failed
315 - \ref ARM_DRIVER_ERROR_BUSY : Driver is busy
316 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
317 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL frame pointer)
320 \fn int32_t ARM_WIFI_EthReadFrame (uint32_t interface, uint8_t *frame, uint32_t len)
321 \brief Read data of received Ethernet frame (in bypass mode only).
322 \param[in] interface Interface (0 = Station, 1 = Access Point)
323 \param[in] frame Pointer to frame buffer for data to read into
324 \param[in] len Frame buffer length in bytes
325 \return number of data bytes read or error code
326 - value >= 0 : Number of data bytes read
327 - \ref ARM_DRIVER_ERROR : Operation failed
328 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
329 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL frame pointer)
332 \fn uint32_t ARM_WIFI_EthGetRxFrameSize (uint32_t interface)
333 \brief Get size of received Ethernet frame (in bypass mode only).
334 \param[in] interface Interface (0 = Station, 1 = Access Point)
335 \return number of bytes in received frame
338 \fn int32_t ARM_WIFI_SocketCreate (int32_t af, int32_t type, int32_t protocol)
339 \brief Create a communication socket.
340 \param[in] af Address family
341 \param[in] type Socket type
342 \param[in] protocol Socket protocol
343 \return status information
344 - Socket identification number (>=0)
345 - \ref ARM_SOCKET_EINVAL : Invalid argument
346 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
347 - \ref ARM_SOCKET_ENOMEM : Not enough memory
348 - \ref ARM_SOCKET_ERROR : Unspecified error
351 \fn int32_t ARM_WIFI_SocketBind (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port)
352 \brief Assign a local address to a socket.
353 \param[in] socket Socket identification number
354 \param[in] ip Pointer to local IP address
355 \param[in] ip_len Length of 'ip' address in bytes
356 \param[in] port Local port number
357 \return status information
358 - 0 : Operation successful
359 - \ref ARM_SOCKET_ESOCK : Invalid socket
360 - \ref ARM_SOCKET_EINVAL : Invalid argument (address or socket already bound)
361 - \ref ARM_SOCKET_EADDRINUSE : Address already in use
362 - \ref ARM_SOCKET_ERROR : Unspecified error
365 \fn int32_t ARM_WIFI_SocketListen (int32_t socket, int32_t backlog)
366 \brief Listen for socket connections.
367 \param[in] socket Socket identification number
368 \param[in] backlog Number of connection requests that can be queued
369 \return status information
370 - 0 : Operation successful
371 - \ref ARM_SOCKET_ESOCK : Invalid socket
372 - \ref ARM_SOCKET_EINVAL : Invalid argument (socket not bound)
373 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
374 - \ref ARM_SOCKET_EISCONN : Socket is already connected
375 - \ref ARM_SOCKET_ERROR : Unspecified error
378 \fn int32_t ARM_WIFI_SocketAccept (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
379 \brief Accept a new connection on a socket.
380 \param[in] socket Socket identification number
381 \param[out] ip Pointer to buffer where address of connecting socket shall be returned (NULL for none)
382 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
383 - length of supplied 'ip' on input
384 - length of stored 'ip' on output
385 \param[out] port Pointer to buffer where port of connecting socket shall be returned (NULL for none)
386 \return status information
387 - socket identification number of accepted socket (>=0)
388 - \ref ARM_SOCKET_ESOCK : Invalid socket
389 - \ref ARM_SOCKET_EINVAL : Invalid argument (socket not in listen mode)
390 - \ref ARM_SOCKET_ENOTSUP : Operation not supported (socket type does not support accepting connections)
391 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
392 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
393 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
394 - \ref ARM_SOCKET_ERROR : Unspecified error
397 \fn int32_t ARM_WIFI_SocketConnect (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port)
398 \brief Connect a socket to a remote host.
399 \param[in] socket Socket identification number
400 \param[in] ip Pointer to remote IP address
401 \param[in] ip_len Length of 'ip' address in bytes
402 \param[in] port Remote port number
403 \return status information
404 - 0 : Operation successful
405 - \ref ARM_SOCKET_ESOCK : Invalid socket
406 - \ref ARM_SOCKET_EINVAL : Invalid argument
407 - \ref ARM_SOCKET_EALREADY : Connection already in progress
408 - \ref ARM_SOCKET_EINPROGRESS : Operation in progress
409 - \ref ARM_SOCKET_EISCONN : Socket is connected
410 - \ref ARM_SOCKET_ECONNREFUSED : Connection rejected by the peer
411 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
412 - \ref ARM_SOCKET_EADDRINUSE : Address already in use
413 - \ref ARM_SOCKET_ETIMEDOUT : Operation timed out
414 - \ref ARM_SOCKET_ERROR : Unspecified error
417 \fn int32_t ARM_WIFI_SocketRecv (int32_t socket, void *buf, uint32_t len)
418 \brief Receive data on a connected socket.
419 \param[in] socket Socket identification number
420 \param[out] buf Pointer to buffer where data should be stored
421 \param[in] len Length of buffer (in bytes)
422 \return status information
423 - number of bytes received (>=0)
424 - \ref ARM_SOCKET_ESOCK : Invalid socket
425 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
426 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
427 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
428 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
429 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
430 - \ref ARM_SOCKET_ERROR : Unspecified error
433 \fn int32_t ARM_WIFI_SocketRecvFrom (int32_t socket, void *buf, uint32_t len, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
434 \brief Receive data on a socket.
435 \param[in] socket Socket identification number
436 \param[out] buf Pointer to buffer where data should be stored
437 \param[in] len Length of buffer (in bytes)
438 \param[out] ip Pointer to buffer where remote source address shall be returned (NULL for none)
439 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
440 - length of supplied 'ip' on input
441 - length of stored 'ip' on output
442 \param[out] port Pointer to buffer where remote source port shall be returned (NULL for none)
443 \return status information
444 - number of bytes received (>=0)
445 - \ref ARM_SOCKET_ESOCK : Invalid socket
446 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
447 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
448 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
449 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
450 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
451 - \ref ARM_SOCKET_ERROR : Unspecified error
454 \fn int32_t ARM_WIFI_SocketSend (int32_t socket, const void *buf, uint32_t len)
455 \brief Send data on a connected socket.
456 \param[in] socket Socket identification number
457 \param[in] buf Pointer to buffer containing data to send
458 \param[in] len Length of data (in bytes)
459 \return status information
460 - number of bytes sent (>=0)
461 - \ref ARM_SOCKET_ESOCK : Invalid socket
462 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
463 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
464 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
465 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
466 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
467 - \ref ARM_SOCKET_ERROR : Unspecified error
470 \fn int32_t ARM_WIFI_SocketSendTo (int32_t socket, const void *buf, uint32_t len, const uint8_t *ip, uint32_t ip_len, uint16_t port)
471 \brief Send data on a socket.
472 \param[in] socket Socket identification number
473 \param[in] buf Pointer to buffer containing data to send
474 \param[in] len Length of data (in bytes)
475 \param[in] ip Pointer to remote destination IP address
476 \param[in] ip_len Length of 'ip' address in bytes
477 \param[in] port Remote destination port number
478 \return status information
479 - number of bytes sent (>=0)
480 - \ref ARM_SOCKET_ESOCK : Invalid socket
481 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
482 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
483 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
484 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
485 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
486 - \ref ARM_SOCKET_ERROR : Unspecified error
489 \fn int32_t ARM_WIFI_SocketGetSockName (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
490 \brief Retrieve local IP address and port of a socket.
491 \param[in] socket Socket identification number
492 \param[out] ip Pointer to buffer where local address shall be returned (NULL for none)
493 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
494 - length of supplied 'ip' on input
495 - length of stored 'ip' on output
496 \param[out] port Pointer to buffer where local port shall be returned (NULL for none)
497 \return status information
498 - 0 : Operation successful
499 - \ref ARM_SOCKET_ESOCK : Invalid socket
500 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
501 - \ref ARM_SOCKET_ERROR : Unspecified error
504 \fn int32_t ARM_WIFI_SocketGetPeerName (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
505 \brief Retrieve remote IP address and port of a socket
506 \param[in] socket Socket identification number
507 \param[out] ip Pointer to buffer where remote address shall be returned (NULL for none)
508 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
509 - length of supplied 'ip' on input
510 - length of stored 'ip' on output
511 \param[out] port Pointer to buffer where remote port shall be returned (NULL for none)
512 \return status information
513 - 0 : Operation successful
514 - \ref ARM_SOCKET_ESOCK : Invalid socket
515 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
516 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
517 - \ref ARM_SOCKET_ERROR : Unspecified error
520 \fn int32_t ARM_WIFI_SocketGetOpt (int32_t socket, int32_t opt_id, void *opt_val, uint32_t *opt_len)
521 \brief Get socket option.
522 \param[in] socket Socket identification number
523 \param[in] opt_id Option identifier
524 \param[out] opt_val Pointer to the buffer that will receive the option value
525 \param[in,out] opt_len Pointer to length of the option value
526 - length of buffer on input
527 - length of data on output
528 \return status information
529 - 0 : Operation successful
530 - \ref ARM_SOCKET_ESOCK : Invalid socket
531 - \ref ARM_SOCKET_EINVAL : Invalid argument
532 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
533 - \ref ARM_SOCKET_ERROR : Unspecified error
536 \fn int32_t ARM_WIFI_SocketSetOpt (int32_t socket, int32_t opt_id, const void *opt_val, uint32_t opt_len)
537 \brief Set socket option.
538 \param[in] socket Socket identification number
539 \param[in] opt_id Option identifier
540 \param[in] opt_val Pointer to the option value
541 \param[in] opt_len Length of the option value in bytes
542 \return status information
543 - 0 : Operation successful
544 - \ref ARM_SOCKET_ESOCK : Invalid socket
545 - \ref ARM_SOCKET_EINVAL : Invalid argument
546 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
547 - \ref ARM_SOCKET_ERROR : Unspecified error
550 \fn int32_t ARM_WIFI_SocketClose (int32_t socket)
551 \brief Close and release a socket.
552 \param[in] socket Socket identification number
553 \return status information
554 - 0 : Operation successful
555 - \ref ARM_SOCKET_ESOCK : Invalid socket
556 - \ref ARM_SOCKET_EAGAIN : Operation would block (may be called again)
557 - \ref ARM_SOCKET_ERROR : Unspecified error
560 \fn int32_t ARM_WIFI_SocketGetHostByName (const char *name, int32_t af, uint8_t *ip, uint32_t *ip_len)
561 \brief Retrieve host IP address from host name.
562 \param[in] name Host name
563 \param[in] af Address family
564 \param[out] ip Pointer to buffer where resolved IP address shall be returned
565 \param[in,out] ip_len Pointer to length of 'ip'
566 - length of supplied 'ip' on input
567 - length of stored 'ip' on output
568 \return status information
569 - 0 : Operation successful
570 - \ref ARM_SOCKET_EINVAL : Invalid argument
571 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
572 - \ref ARM_SOCKET_ETIMEDOUT : Operation timed out
573 - \ref ARM_SOCKET_EHOSTNOTFOUND : Host not found
574 - \ref ARM_SOCKET_ERROR : Unspecified error
577 \fn int32_t ARM_WIFI_Ping (const uint8_t *ip, uint32_t ip_len)
578 \brief Probe remote host with Ping command.
579 \param[in] ip Pointer to remote host IP address
580 \param[in] ip_len Length of 'ip' address in bytes
581 \return execution status
582 - \ref ARM_DRIVER_OK : Operation successful
583 - \ref ARM_DRIVER_ERROR : Operation failed
584 - \ref ARM_DRIVER_ERROR_TIMEOUT : Timeout occurred
585 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
586 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL ip pointer or ip_len different than 4 or 16)
589 \fn void ARM_WIFI_SignalEvent (uint32_t event, void *arg)
590 \brief Signal WiFi Events.
591 \param[in] event \ref wifi_event notification mask
592 \param[in] arg Pointer to argument of signaled event
596 typedef void (*ARM_WIFI_SignalEvent_t) (uint32_t event, void *arg); ///< Pointer to \ref ARM_WIFI_SignalEvent : Signal WiFi Event.
600 \brief WiFi Driver Capabilities.
602 typedef struct _ARM_WIFI_CAPABILITIES {
603 uint32_t station : 1; ///< Station
604 uint32_t ap : 1; ///< Access Point
605 uint32_t station_ap : 1; ///< Concurrent Station and Access Point
606 uint32_t wps_station : 1; ///< WiFi Protected Setup (WPS) for Station
607 uint32_t wps_ap : 1; ///< WiFi Protected Setup (WPS) for Access Point
608 uint32_t event_ap_connect : 1; ///< Access Point: event generated on Station connect
609 uint32_t event_ap_disconnect : 1; ///< Access Point: event generated on Station disconnect
610 uint32_t event_eth_rx_frame : 1; ///< Event generated on Ethernet frame reception in bypass mode
611 uint32_t bypass_mode : 1; ///< Bypass or pass-through mode (Ethernet interface)
612 uint32_t ip : 1; ///< IP (UDP/TCP) (Socket interface)
613 uint32_t ip6 : 1; ///< IPv6 (Socket interface)
614 uint32_t ping : 1; ///< Ping (ICMP)
615 uint32_t reserved : 20; ///< Reserved (must be zero)
616 } ARM_WIFI_CAPABILITIES;
619 \brief Access structure of the WiFi Driver.
621 typedef struct _ARM_DRIVER_WIFI {
622 ARM_DRIVER_VERSION (*GetVersion) (void);
623 ARM_WIFI_CAPABILITIES (*GetCapabilities) (void);
624 int32_t (*Initialize) (ARM_WIFI_SignalEvent_t cb_event);
625 int32_t (*Uninitialize) (void);
626 int32_t (*PowerControl) (ARM_POWER_STATE state);
627 int32_t (*GetModuleInfo) (char *module_info, uint32_t max_len);
628 int32_t (*SetOption) (uint32_t interface, uint32_t option, const void *data, uint32_t len);
629 int32_t (*GetOption) (uint32_t interface, uint32_t option, void *data, uint32_t *len);
630 int32_t (*Scan) (ARM_WIFI_SCAN_INFO_t scan_info[], uint32_t max_num);
631 int32_t (*Activate) (uint32_t interface, const ARM_WIFI_CONFIG_t *config);
632 int32_t (*Deactivate) (uint32_t interface);
633 uint32_t (*IsConnected) (void);
634 int32_t (*GetNetInfo) (ARM_WIFI_NET_INFO_t *net_info);
635 int32_t (*BypassControl) (uint32_t interface, uint32_t mode);
636 int32_t (*EthSendFrame) (uint32_t interface, const uint8_t *frame, uint32_t len);
637 int32_t (*EthReadFrame) (uint32_t interface, uint8_t *frame, uint32_t len);
638 uint32_t (*EthGetRxFrameSize) (uint32_t interface);
639 int32_t (*SocketCreate) (int32_t af, int32_t type, int32_t protocol);
640 int32_t (*SocketBind) (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port);
641 int32_t (*SocketListen) (int32_t socket, int32_t backlog);
642 int32_t (*SocketAccept) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
643 int32_t (*SocketConnect) (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port);
644 int32_t (*SocketRecv) (int32_t socket, void *buf, uint32_t len);
645 int32_t (*SocketRecvFrom) (int32_t socket, void *buf, uint32_t len, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
646 int32_t (*SocketSend) (int32_t socket, const void *buf, uint32_t len);
647 int32_t (*SocketSendTo) (int32_t socket, const void *buf, uint32_t len, const uint8_t *ip, uint32_t ip_len, uint16_t port);
648 int32_t (*SocketGetSockName) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
649 int32_t (*SocketGetPeerName) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
650 int32_t (*SocketGetOpt) (int32_t socket, int32_t opt_id, void *opt_val, uint32_t *opt_len);
651 int32_t (*SocketSetOpt) (int32_t socket, int32_t opt_id, const void *opt_val, uint32_t opt_len);
652 int32_t (*SocketClose) (int32_t socket);
653 int32_t (*SocketGetHostByName) (const char *name, int32_t af, uint8_t *ip, uint32_t *ip_len);
654 int32_t (*Ping) (const uint8_t *ip, uint32_t ip_len);
655 } const ARM_DRIVER_WIFI;
661 #endif /* DRIVER_WIFI_H_ */