2 * Copyright (c) 2019 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.
21 * Project: WiFi (Wireless Fidelity Interface) Driver definitions
29 #ifndef DRIVER_WIFI_H_
30 #define DRIVER_WIFI_H_
37 #include "Driver_Common.h"
39 #define ARM_WIFI_API_VERSION ARM_DRIVER_VERSION_MAJOR_MINOR(1,0) /* API version */
41 #define _ARM_Driver_WiFi_(n) Driver_WiFi##n
42 #define ARM_Driver_WiFi_(n) _ARM_Driver_WiFi_(n)
45 /****** WiFi SetOption/GetOption Function Option Codes *****/
46 #define ARM_WIFI_BSSID 1U ///< Station/AP Set/Get BSSID of AP to connect or of AP; data = &bssid, len = 6, uint8_t[6]
47 #define ARM_WIFI_TX_POWER 2U ///< Station/AP Set/Get transmit power; data = &power, len = 4, uint32_t: 0 .. 20 [dBm]
48 #define ARM_WIFI_LP_TIMER 3U ///< Station Set/Get low-power deep-sleep time; data = &time, len = 4, uint32_t [seconds]: 0 = disable (default)
49 #define ARM_WIFI_DTIM 4U ///< Station/AP Set/Get DTIM interval; data = &dtim, len = 4, uint32_t [beacons]
50 #define ARM_WIFI_BEACON 5U ///< AP Set/Get beacon interval; data = &interval, len = 4, uint32_t [ms]
51 #define ARM_WIFI_MAC 6U ///< Station/AP Set/Get MAC; data = &mac, len = 6, uint8_t[6]
52 #define ARM_WIFI_IP 7U ///< Station/AP Set/Get IPv4 static/assigned address; data = &ip, len = 4, uint8_t[4]
53 #define ARM_WIFI_IP_SUBNET_MASK 8U ///< Station/AP Set/Get IPv4 subnet mask; data = &mask, len = 4, uint8_t[4]
54 #define ARM_WIFI_IP_GATEWAY 9U ///< Station/AP Set/Get IPv4 gateway address; data = &ip, len = 4, uint8_t[4]
55 #define ARM_WIFI_IP_DNS1 10U ///< Station/AP Set/Get IPv4 primary DNS address; data = &ip, len = 4, uint8_t[4]
56 #define ARM_WIFI_IP_DNS2 11U ///< Station/AP Set/Get IPv4 secondary DNS address; data = &ip, len = 4, uint8_t[4]
57 #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)
58 #define ARM_WIFI_IP_DHCP_POOL_BEGIN 13U ///< AP Set/Get IPv4 DHCP pool begin address; data = &ip, len = 4, uint8_t[4]
59 #define ARM_WIFI_IP_DHCP_POOL_END 14U ///< AP Set/Get IPv4 DHCP pool end address; data = &ip, len = 4, uint8_t[4]
60 #define ARM_WIFI_IP_DHCP_LEASE_TIME 15U ///< AP Set/Get IPv4 DHCP lease time; data = &time, len = 4, uint32_t [seconds]
61 #define ARM_WIFI_IP6_GLOBAL 16U ///< Station/AP Set/Get IPv6 global address; data = &ip6, len = 16, uint8_t[16]
62 #define ARM_WIFI_IP6_LINK_LOCAL 17U ///< Station/AP Set/Get IPv6 link local address; data = &ip6, len = 16, uint8_t[16]
63 #define ARM_WIFI_IP6_SUBNET_PREFIX_LEN 18U ///< Station/AP Set/Get IPv6 subnet prefix length; data = &len, len = 4, uint32_t: 1 .. 127
64 #define ARM_WIFI_IP6_GATEWAY 19U ///< Station/AP Set/Get IPv6 gateway address; data = &ip6, len = 16, uint8_t[16]
65 #define ARM_WIFI_IP6_DNS1 20U ///< Station/AP Set/Get IPv6 primary DNS address; data = &ip6, len = 16, uint8_t[16]
66 #define ARM_WIFI_IP6_DNS2 21U ///< Station/AP Set/Get IPv6 secondary DNS address; data = &ip6, len = 16, uint8_t[16]
67 #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)
69 /****** WiFi Security Type *****/
70 #define ARM_WIFI_SECURITY_OPEN 0U ///< Open
71 #define ARM_WIFI_SECURITY_WEP 1U ///< Wired Equivalent Privacy (WEP) with Pre-Sheared Key (PSK)
72 #define ARM_WIFI_SECURITY_WPA 2U ///< WiFi Protected Access (WPA) with PSK
73 #define ARM_WIFI_SECURITY_WPA2 3U ///< WiFi Protected Access II (WPA2) with PSK
74 #define ARM_WIFI_SECURITY_UNKNOWN 255U ///< Unknown
76 /****** WiFi Protected Setup (WPS) Method *****/
77 #define ARM_WIFI_WPS_METHOD_NONE 0U ///< Not used
78 #define ARM_WIFI_WPS_METHOD_PBC 1U ///< Push Button Configuration
79 #define ARM_WIFI_WPS_METHOD_PIN 2U ///< PIN
81 /****** WiFi IPv6 Dynamic Host Configuration Protocol (DHCP) Mode *****/
82 #define ARM_WIFI_IP6_DHCP_OFF 0U ///< Static Host Configuration (default)
83 #define ARM_WIFI_IP6_DHCP_STATELESS 1U ///< Dynamic Host Configuration stateless DHCPv6
84 #define ARM_WIFI_IP6_DHCP_STATEFULL 2U ///< Dynamic Host Configuration statefull DHCPv6
86 /****** WiFi Event *****/
87 #define ARM_WIFI_EVENT_AP_CONNECT (1UL << 0) ///< Access Point: Station has connected; arg = &mac, mac (uint8_t[6])
88 #define ARM_WIFI_EVENT_AP_DISCONNECT (1UL << 1) ///< Access Point: Station has disconnected; arg = &mac, mac (uint8_t[6])
89 #define ARM_WIFI_EVENT_ETH_RX_FRAME (1UL << 4) ///< Ethernet Frame Received (in bypass mode only); arg = interface (0 = Station, 1 = Access Point)
93 \brief WiFi Configuration
96 const char *ssid; ///< Pointer to Service Set Identifier (SSID) null-terminated string
97 const char *pass; ///< Pointer to Password null-terminated string
98 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
99 uint8_t ch; ///< WiFi Channel (0 = auto, otherwise = exact channel)
100 uint8_t reserved; ///< Reserved
101 uint8_t wps_method; ///< WiFi Protected Setup (WPS) method (ARM_WIFI_WPS_METHOD_xxx)
102 const char *wps_pin; ///< Pointer to WiFi Protected Setup (WPS) PIN null-terminated string
106 \brief WiFi Scan Information
109 char ssid[32+1]; ///< Service Set Identifier (SSID) null-terminated string
110 uint8_t bssid[6]; ///< Basic Service Set Identifier (BSSID)
111 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
112 uint8_t ch; ///< WiFi Channel
113 uint8_t rssi; ///< Received Signal Strength Indicator
114 } ARM_WIFI_SCAN_INFO_t;
117 \brief WiFi Network Information
120 char ssid[32+1]; ///< Service Set Identifier (SSID) null-terminated string
121 char pass[64+1]; ///< Password null-terminated string
122 uint8_t security; ///< Security type (ARM_WIFI_SECURITY_xxx)
123 uint8_t ch; ///< WiFi Channel
124 uint8_t rssi; ///< Received Signal Strength Indicator
125 } ARM_WIFI_NET_INFO_t;
127 /****** Socket Address Family definitions *****/
128 #define ARM_SOCKET_AF_INET 1 ///< IPv4
129 #define ARM_SOCKET_AF_INET6 2 ///< IPv6
131 /****** Socket Type definitions *****/
132 #define ARM_SOCKET_SOCK_STREAM 1 ///< Stream socket
133 #define ARM_SOCKET_SOCK_DGRAM 2 ///< Datagram socket
135 /****** Socket Protocol definitions *****/
136 #define ARM_SOCKET_IPPROTO_TCP 1 ///< TCP
137 #define ARM_SOCKET_IPPROTO_UDP 2 ///< UDP
139 /****** Socket Option definitions *****/
140 #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
141 #define ARM_SOCKET_SO_RCVTIMEO 2 ///< Receive timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
142 #define ARM_SOCKET_SO_SNDTIMEO 3 ///< Send timeout in ms (default = 0); opt_val = &timeout, opt_len = sizeof(timeout)
143 #define ARM_SOCKET_SO_KEEPALIVE 4 ///< Keep-alive messages (default = 0); opt_val = &keepalive, opt_len = sizeof(keepalive), keepalive (integer): 0=disabled, enabled otherwise
144 #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
146 /****** Socket Function return codes *****/
147 #define ARM_SOCKET_ERROR (-1) ///< Unspecified error
148 #define ARM_SOCKET_ESOCK (-2) ///< Invalid socket
149 #define ARM_SOCKET_EINVAL (-3) ///< Invalid argument
150 #define ARM_SOCKET_ENOTSUP (-4) ///< Operation not supported
151 #define ARM_SOCKET_ENOMEM (-5) ///< Not enough memory
152 #define ARM_SOCKET_EAGAIN (-6) ///< Operation would block or timed out
153 #define ARM_SOCKET_EINPROGRESS (-7) ///< Operation in progress
154 #define ARM_SOCKET_ETIMEDOUT (-8) ///< Operation timed out
155 #define ARM_SOCKET_EISCONN (-9) ///< Socket is connected
156 #define ARM_SOCKET_ENOTCONN (-10) ///< Socket is not connected
157 #define ARM_SOCKET_ECONNREFUSED (-11) ///< Connection rejected by the peer
158 #define ARM_SOCKET_ECONNRESET (-12) ///< Connection reset by the peer
159 #define ARM_SOCKET_ECONNABORTED (-13) ///< Connection aborted locally
160 #define ARM_SOCKET_EALREADY (-14) ///< Connection already in progress
161 #define ARM_SOCKET_EADDRINUSE (-15) ///< Address in use
162 #define ARM_SOCKET_EHOSTNOTFOUND (-16) ///< Host not found
165 // Function documentation
167 \fn ARM_DRIVER_VERSION ARM_WIFI_GetVersion (void)
168 \brief Get driver version.
169 \return \ref ARM_DRIVER_VERSION
172 \fn ARM_WIFI_CAPABILITIES ARM_WIFI_GetCapabilities (void)
173 \brief Get driver capabilities.
174 \return \ref ARM_WIFI_CAPABILITIES
177 \fn int32_t ARM_WIFI_Initialize (ARM_WIFI_SignalEvent_t cb_event)
178 \brief Initialize WiFi Module.
179 \param[in] cb_event Pointer to \ref ARM_WIFI_SignalEvent_t
180 \return execution status
181 - \ref ARM_DRIVER_OK : Operation successful
182 - \ref ARM_DRIVER_ERROR : Operation failed
185 \fn int32_t ARM_WIFI_Uninitialize (void)
186 \brief De-initialize WiFi Module.
187 \return execution status
188 - \ref ARM_DRIVER_OK : Operation successful
189 - \ref ARM_DRIVER_ERROR : Operation failed
192 \fn int32_t ARM_WIFI_PowerControl (ARM_POWER_STATE state)
193 \brief Control WiFi Module Power.
194 \param[in] state Power state
195 - \ref ARM_POWER_OFF : Power off: no operation possible
196 - \ref ARM_POWER_LOW : Low-power mode: sleep or deep-sleep depending on \ref ARM_WIFI_LP_TIMER option set
197 - \ref ARM_POWER_FULL : Power on: full operation at maximum performance
198 \return execution status
199 - \ref ARM_DRIVER_OK : Operation successful
200 - \ref ARM_DRIVER_ERROR : Operation failed
201 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
202 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid state)
205 \fn int32_t ARM_WIFI_GetModuleInfo (char *module_info, uint32_t max_len)
206 \brief Get Module information.
207 \param[out] module_info Pointer to character buffer were info string will be returned
208 \param[in] max_len Maximum length of string to return (including null terminator)
209 \return execution status
210 - \ref ARM_DRIVER_OK : Operation successful
211 - \ref ARM_DRIVER_ERROR : Operation failed
212 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
213 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL module_info pointer or max_len equals to 0)
216 \fn int32_t ARM_WIFI_SetOption (uint32_t interface, uint32_t option, const void *data, uint32_t len)
217 \brief Set WiFi Module Options.
218 \param[in] interface Interface (0 = Station, 1 = Access Point)
219 \param[in] option Option to set
220 \param[in] data Pointer to data relevant to selected option
221 \param[in] len Length of data (in bytes)
222 \return execution status
223 - \ref ARM_DRIVER_OK : Operation successful
224 - \ref ARM_DRIVER_ERROR : Operation failed
225 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
226 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL data pointer or len less than option specifies)
229 \fn int32_t ARM_WIFI_GetOption (uint32_t interface, uint32_t option, void *data, uint32_t *len)
230 \brief Get WiFi Module Options.
231 \param[in] interface Interface (0 = Station, 1 = Access Point)
232 \param[in] option Option to get
233 \param[out] data Pointer to memory where data for selected option will be returned
234 \param[in,out] len Pointer to length of data (input/output)
235 - input: maximum length of data that can be returned (in bytes)
236 - output: length of returned data (in bytes)
237 \return execution status
238 - \ref ARM_DRIVER_OK : Operation successful
239 - \ref ARM_DRIVER_ERROR : Operation failed
240 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
241 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL data or len pointer, or *len less than option specifies)
244 \fn int32_t ARM_WIFI_Scan (ARM_WIFI_SCAN_INFO_t scan_info[], uint32_t max_num)
245 \brief Scan for available networks in range.
246 \param[out] scan_info Pointer to array of ARM_WIFI_SCAN_INFO_t structures where available Scan Information will be returned
247 \param[in] max_num Maximum number of Network Information structures to return
248 \return number of ARM_WIFI_SCAN_INFO_t structures returned or error code
249 - value >= 0 : Number of ARM_WIFI_SCAN_INFO_t structures returned
250 - \ref ARM_DRIVER_ERROR : Operation failed
251 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL scan_info pointer or max_num equal to 0)
254 \fn int32_t ARM_WIFI_Activate (uint32_t interface, ARM_WIFI_CONFIG_t *config)
255 \brief Activate interface (Connect to a wireless network or activate an access point).
256 \param[in] interface Interface (0 = Station, 1 = Access Point)
257 \param[in] config Pointer to ARM_WIFI_CONFIG_t structure where Configuration parameters are located
258 \return execution status
259 - \ref ARM_DRIVER_OK : Operation successful
260 - \ref ARM_DRIVER_ERROR : Operation failed
261 - \ref ARM_DRIVER_ERROR_TIMEOUT : Timeout occurred
262 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported (security type, channel autodetect or WPS not supported)
263 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface, NULL config pointer or invalid configuration)
266 \fn int32_t ARM_WIFI_Deactivate (uint32_t interface)
267 \brief Deactivate interface (Disconnect from a wireless network or deactivate an access point).
268 \param[in] interface Interface (0 = Station, 1 = Access Point)
269 \return execution status
270 - \ref ARM_DRIVER_OK : Operation successful
271 - \ref ARM_DRIVER_ERROR : Operation failed
272 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface)
275 \fn uint32_t ARM_WIFI_IsConnected (void)
276 \brief Get station connection status.
277 \return station connection status
278 - value != 0: Station connected
279 - value = 0: Station not connected
282 \fn int32_t ARM_WIFI_GetNetInfo (ARM_WIFI_NET_INFO_t *net_info)
283 \brief Get station Network Information.
284 \param[out] net_info Pointer to ARM_WIFI_NET_INFO_t structure where station Network Information will be returned
285 \return execution status
286 - \ref ARM_DRIVER_OK : Operation successful
287 - \ref ARM_DRIVER_ERROR : Operation failed (station not connected)
288 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
289 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL net_info pointer)
292 \fn int32_t ARM_WIFI_BypassControl (uint32_t interface, uint32_t mode)
293 \brief Enable or disable bypass (pass-through) mode. Transmit and receive Ethernet frames (IP layer bypassed and WiFi/Ethernet translation).
294 \param[in] interface Interface (0 = Station, 1 = Access Point)
296 - value = 1: all packets bypass internal IP stack
297 - value = 0: all packets processed by internal IP stack
298 \return execution status
299 - \ref ARM_DRIVER_OK : Operation successful
300 - \ref ARM_DRIVER_ERROR : Operation failed
301 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
302 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or mode)
305 \fn int32_t ARM_WIFI_EthSendFrame (uint32_t interface, const uint8_t *frame, uint32_t len)
306 \brief Send Ethernet frame (in bypass mode only).
307 \param[in] interface Interface (0 = Station, 1 = Access Point)
308 \param[in] frame Pointer to frame buffer with data to send
309 \param[in] len Frame buffer length in bytes
310 \return execution status
311 - \ref ARM_DRIVER_OK : Operation successful
312 - \ref ARM_DRIVER_ERROR : Operation failed
313 - \ref ARM_DRIVER_ERROR_BUSY : Driver is busy
314 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
315 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL frame pointer)
318 \fn int32_t ARM_WIFI_EthReadFrame (uint32_t interface, uint8_t *frame, uint32_t len)
319 \brief Read data of received Ethernet frame (in bypass mode only).
320 \param[in] interface Interface (0 = Station, 1 = Access Point)
321 \param[in] frame Pointer to frame buffer for data to read into
322 \param[in] len Frame buffer length in bytes
323 \return number of data bytes read or error code
324 - value >= 0 : Number of data bytes read
325 - \ref ARM_DRIVER_ERROR : Operation failed
326 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
327 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (invalid interface or NULL frame pointer)
330 \fn uint32_t ARM_WIFI_EthGetRxFrameSize (uint32_t interface)
331 \brief Get size of received Ethernet frame (in bypass mode only).
332 \param[in] interface Interface (0 = Station, 1 = Access Point)
333 \return number of bytes in received frame
336 \fn int32_t ARM_WIFI_SocketCreate (int32_t af, int32_t type, int32_t protocol)
337 \brief Create a communication socket.
338 \param[in] af Address family
339 \param[in] type Socket type
340 \param[in] protocol Socket protocol
341 \return status information
342 - Socket identification number (>=0)
343 - \ref ARM_SOCKET_EINVAL : Invalid argument
344 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
345 - \ref ARM_SOCKET_ENOMEM : Not enough memory
346 - \ref ARM_SOCKET_ERROR : Unspecified error
349 \fn int32_t ARM_WIFI_SocketBind (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port)
350 \brief Assign a local address to a socket.
351 \param[in] socket Socket identification number
352 \param[in] ip Pointer to local IP address
353 \param[in] ip_len Length of 'ip' address in bytes
354 \param[in] port Local port number
355 \return status information
356 - 0 : Operation successful
357 - \ref ARM_SOCKET_ESOCK : Invalid socket
358 - \ref ARM_SOCKET_EINVAL : Invalid argument (address or socket already bound)
359 - \ref ARM_SOCKET_EADDRINUSE : Address already in use
360 - \ref ARM_SOCKET_ERROR : Unspecified error
363 \fn int32_t ARM_WIFI_SocketListen (int32_t socket, int32_t backlog)
364 \brief Listen for socket connections.
365 \param[in] socket Socket identification number
366 \param[in] backlog Number of connection requests that can be queued
367 \return status information
368 - 0 : Operation successful
369 - \ref ARM_SOCKET_ESOCK : Invalid socket
370 - \ref ARM_SOCKET_EINVAL : Invalid argument (socket not bound)
371 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
372 - \ref ARM_SOCKET_EISCONN : Socket is already connected
373 - \ref ARM_SOCKET_ERROR : Unspecified error
376 \fn int32_t ARM_WIFI_SocketAccept (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
377 \brief Accept a new connection on a socket.
378 \param[in] socket Socket identification number
379 \param[out] ip Pointer to buffer where address of connecting socket shall be returned (NULL for none)
380 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
381 - length of supplied 'ip' on input
382 - length of stored 'ip' on output
383 \param[out] port Pointer to buffer where port of connecting socket shall be returned (NULL for none)
384 \return status information
385 - socket identification number of accepted socket (>=0)
386 - \ref ARM_SOCKET_ESOCK : Invalid socket
387 - \ref ARM_SOCKET_EINVAL : Invalid argument (socket not in listen mode)
388 - \ref ARM_SOCKET_ENOTSUP : Operation not supported (socket type does not support accepting connections)
389 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
390 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
391 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
392 - \ref ARM_SOCKET_ERROR : Unspecified error
395 \fn int32_t ARM_WIFI_SocketConnect (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port)
396 \brief Connect a socket to a remote host.
397 \param[in] socket Socket identification number
398 \param[in] ip Pointer to remote IP address
399 \param[in] ip_len Length of 'ip' address in bytes
400 \param[in] port Remote port number
401 \return status information
402 - 0 : Operation successful
403 - \ref ARM_SOCKET_ESOCK : Invalid socket
404 - \ref ARM_SOCKET_EINVAL : Invalid argument
405 - \ref ARM_SOCKET_EALREADY : Connection already in progress
406 - \ref ARM_SOCKET_EINPROGRESS : Operation in progress
407 - \ref ARM_SOCKET_EISCONN : Socket is connected
408 - \ref ARM_SOCKET_ECONNREFUSED : Connection rejected by the peer
409 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
410 - \ref ARM_SOCKET_EADDRINUSE : Address already in use
411 - \ref ARM_SOCKET_ETIMEDOUT : Operation timed out
412 - \ref ARM_SOCKET_ERROR : Unspecified error
415 \fn int32_t ARM_WIFI_SocketRecv (int32_t socket, void *buf, uint32_t len)
416 \brief Receive data on a connected socket.
417 \param[in] socket Socket identification number
418 \param[out] buf Pointer to buffer where data should be stored
419 \param[in] len Length of buffer (in bytes)
420 \return status information
421 - number of bytes received (>0)
422 - \ref ARM_SOCKET_ESOCK : Invalid socket
423 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
424 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
425 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
426 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
427 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
428 - \ref ARM_SOCKET_ERROR : Unspecified error
431 \fn int32_t ARM_WIFI_SocketRecvFrom (int32_t socket, void *buf, uint32_t len, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
432 \brief Receive data on a socket.
433 \param[in] socket Socket identification number
434 \param[out] buf Pointer to buffer where data should be stored
435 \param[in] len Length of buffer (in bytes)
436 \param[out] ip Pointer to buffer where remote source address shall be returned (NULL for none)
437 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
438 - length of supplied 'ip' on input
439 - length of stored 'ip' on output
440 \param[out] port Pointer to buffer where remote source port shall be returned (NULL for none)
441 \return status information
442 - number of bytes received (>0)
443 - \ref ARM_SOCKET_ESOCK : Invalid socket
444 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
445 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
446 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
447 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
448 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
449 - \ref ARM_SOCKET_ERROR : Unspecified error
452 \fn int32_t ARM_WIFI_SocketSend (int32_t socket, const void *buf, uint32_t len)
453 \brief Send data on a connected socket.
454 \param[in] socket Socket identification number
455 \param[in] buf Pointer to buffer containing data to send
456 \param[in] len Length of data (in bytes)
457 \return status information
458 - number of bytes sent (>0)
459 - \ref ARM_SOCKET_ESOCK : Invalid socket
460 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
461 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
462 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
463 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
464 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
465 - \ref ARM_SOCKET_ERROR : Unspecified error
468 \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)
469 \brief Send data on a socket.
470 \param[in] socket Socket identification number
471 \param[in] buf Pointer to buffer containing data to send
472 \param[in] len Length of data (in bytes)
473 \param[in] ip Pointer to remote destination IP address
474 \param[in] ip_len Length of 'ip' address in bytes
475 \param[in] port Remote destination port number
476 \return status information
477 - number of bytes sent (>0)
478 - \ref ARM_SOCKET_ESOCK : Invalid socket
479 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
480 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
481 - \ref ARM_SOCKET_ECONNRESET : Connection reset by the peer
482 - \ref ARM_SOCKET_ECONNABORTED : Connection aborted locally
483 - \ref ARM_SOCKET_EAGAIN : Operation would block or timed out (may be called again)
484 - \ref ARM_SOCKET_ERROR : Unspecified error
487 \fn int32_t ARM_WIFI_SocketGetSockName (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
488 \brief Retrieve local IP address and port of a socket.
489 \param[in] socket Socket identification number
490 \param[out] ip Pointer to buffer where local address shall be returned (NULL for none)
491 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
492 - length of supplied 'ip' on input
493 - length of stored 'ip' on output
494 \param[out] port Pointer to buffer where local port shall be returned (NULL for none)
495 \return status information
496 - 0 : Operation successful
497 - \ref ARM_SOCKET_ESOCK : Invalid socket
498 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
499 - \ref ARM_SOCKET_ERROR : Unspecified error
502 \fn int32_t ARM_WIFI_SocketGetPeerName (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port)
503 \brief Retrieve remote IP address and port of a socket
504 \param[in] socket Socket identification number
505 \param[out] ip Pointer to buffer where remote address shall be returned (NULL for none)
506 \param[in,out] ip_len Pointer to length of 'ip' (or NULL if 'ip' is NULL)
507 - length of supplied 'ip' on input
508 - length of stored 'ip' on output
509 \param[out] port Pointer to buffer where remote port shall be returned (NULL for none)
510 \return status information
511 - 0 : Operation successful
512 - \ref ARM_SOCKET_ESOCK : Invalid socket
513 - \ref ARM_SOCKET_EINVAL : Invalid argument (pointer to buffer or length)
514 - \ref ARM_SOCKET_ENOTCONN : Socket is not connected
515 - \ref ARM_SOCKET_ERROR : Unspecified error
518 \fn int32_t ARM_WIFI_SocketGetOpt (int32_t socket, int32_t opt_id, void *opt_val, uint32_t *opt_len)
519 \brief Get socket option.
520 \param[in] socket Socket identification number
521 \param[in] opt_id Option identifier
522 \param[out] opt_val Pointer to the buffer that will receive the option value
523 \param[in,out] opt_len Pointer to length of the option value
524 - length of buffer on input
525 - length of data on output
526 \return status information
527 - 0 : Operation successful
528 - \ref ARM_SOCKET_ESOCK : Invalid socket
529 - \ref ARM_SOCKET_EINVAL : Invalid argument
530 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
531 - \ref ARM_SOCKET_ERROR : Unspecified error
534 \fn int32_t ARM_WIFI_SocketSetOpt (int32_t socket, int32_t opt_id, const void *opt_val, uint32_t opt_len)
535 \brief Set socket option.
536 \param[in] socket Socket identification number
537 \param[in] opt_id Option identifier
538 \param[in] opt_val Pointer to the option value
539 \param[in] opt_len Length of the option value in bytes
540 \return status information
541 - 0 : Operation successful
542 - \ref ARM_SOCKET_ESOCK : Invalid socket
543 - \ref ARM_SOCKET_EINVAL : Invalid argument
544 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
545 - \ref ARM_SOCKET_ERROR : Unspecified error
548 \fn int32_t ARM_WIFI_SocketClose (int32_t socket)
549 \brief Close and release a socket.
550 \param[in] socket Socket identification number
551 \return status information
552 - 0 : Operation successful
553 - \ref ARM_SOCKET_ESOCK : Invalid socket
554 - \ref ARM_SOCKET_EAGAIN : Operation would block (may be called again)
555 - \ref ARM_SOCKET_ERROR : Unspecified error
558 \fn int32_t ARM_WIFI_SocketGetHostByName (const char *name, int32_t af, uint8_t *ip, uint32_t *ip_len)
559 \brief Retrieve host IP address from host name.
560 \param[in] name Host name
561 \param[in] af Address family
562 \param[out] ip Pointer to buffer where resolved IP address shall be returned
563 \param[in,out] ip_len Pointer to length of 'ip'
564 - length of supplied 'ip' on input
565 - length of stored 'ip' on output
566 \return status information
567 - 0 : Operation successful
568 - \ref ARM_SOCKET_EINVAL : Invalid argument
569 - \ref ARM_SOCKET_ENOTSUP : Operation not supported
570 - \ref ARM_SOCKET_ETIMEDOUT : Operation timed out
571 - \ref ARM_SOCKET_EHOSTNOTFOUND : Host not found
572 - \ref ARM_SOCKET_ERROR : Unspecified error
575 \fn int32_t ARM_WIFI_Ping (const uint8_t *ip, uint32_t ip_len)
576 \brief Probe remote host with Ping command.
577 \param[in] ip Pointer to remote host IP address
578 \param[in] ip_len Length of 'ip' address in bytes
579 \return execution status
580 - \ref ARM_DRIVER_OK : Operation successful
581 - \ref ARM_DRIVER_ERROR : Operation failed
582 - \ref ARM_DRIVER_ERROR_TIMEOUT : Timeout occurred
583 - \ref ARM_DRIVER_ERROR_UNSUPPORTED : Operation not supported
584 - \ref ARM_DRIVER_ERROR_PARAMETER : Parameter error (NULL ip pointer or ip_len different than 4 or 16)
587 \fn void ARM_WIFI_SignalEvent (uint32_t event, void *arg)
588 \brief Signal WiFi Events.
589 \param[in] event \ref wifi_event notification mask
590 \param[in] arg Pointer to argument of signaled event
594 typedef void (*ARM_WIFI_SignalEvent_t) (uint32_t event, void *arg); ///< Pointer to \ref ARM_WIFI_SignalEvent : Signal WiFi Event.
598 \brief WiFi Driver Capabilities.
601 uint32_t station : 1; ///< Station
602 uint32_t ap : 1; ///< Access Point
603 uint32_t station_ap : 1; ///< Concurrent Station and Access Point
604 uint32_t wps_station : 1; ///< WiFi Protected Setup (WPS) for Station
605 uint32_t wps_ap : 1; ///< WiFi Protected Setup (WPS) for Access Point
606 uint32_t event_ap_connect : 1; ///< Access Point: event generated on Station connect
607 uint32_t event_ap_disconnect : 1; ///< Access Point: event generated on Station disconnect
608 uint32_t event_eth_rx_frame : 1; ///< Event generated on Ethernet frame reception in bypass mode
609 uint32_t bypass_mode : 1; ///< Bypass or pass-through mode (Ethernet interface)
610 uint32_t ip : 1; ///< IP (UDP/TCP) (Socket interface)
611 uint32_t ip6 : 1; ///< IPv6 (Socket interface)
612 uint32_t ping : 1; ///< Ping (ICMP)
613 uint32_t reserved : 20; ///< Reserved (must be zero)
614 } ARM_WIFI_CAPABILITIES;
617 \brief Access structure of the WiFi Driver.
620 ARM_DRIVER_VERSION (*GetVersion) (void);
621 ARM_WIFI_CAPABILITIES (*GetCapabilities) (void);
622 int32_t (*Initialize) (ARM_WIFI_SignalEvent_t cb_event);
623 int32_t (*Uninitialize) (void);
624 int32_t (*PowerControl) (ARM_POWER_STATE state);
625 int32_t (*GetModuleInfo) (char *module_info, uint32_t max_len);
626 int32_t (*SetOption) (uint32_t interface, uint32_t option, const void *data, uint32_t len);
627 int32_t (*GetOption) (uint32_t interface, uint32_t option, void *data, uint32_t *len);
628 int32_t (*Scan) (ARM_WIFI_SCAN_INFO_t scan_info[], uint32_t max_num);
629 int32_t (*Activate) (uint32_t interface, const ARM_WIFI_CONFIG_t *config);
630 int32_t (*Deactivate) (uint32_t interface);
631 uint32_t (*IsConnected) (void);
632 int32_t (*GetNetInfo) (ARM_WIFI_NET_INFO_t *net_info);
633 int32_t (*BypassControl) (uint32_t interface, uint32_t mode);
634 int32_t (*EthSendFrame) (uint32_t interface, const uint8_t *frame, uint32_t len);
635 int32_t (*EthReadFrame) (uint32_t interface, uint8_t *frame, uint32_t len);
636 uint32_t (*EthGetRxFrameSize) (uint32_t interface);
637 int32_t (*SocketCreate) (int32_t af, int32_t type, int32_t protocol);
638 int32_t (*SocketBind) (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port);
639 int32_t (*SocketListen) (int32_t socket, int32_t backlog);
640 int32_t (*SocketAccept) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
641 int32_t (*SocketConnect) (int32_t socket, const uint8_t *ip, uint32_t ip_len, uint16_t port);
642 int32_t (*SocketRecv) (int32_t socket, void *buf, uint32_t len);
643 int32_t (*SocketRecvFrom) (int32_t socket, void *buf, uint32_t len, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
644 int32_t (*SocketSend) (int32_t socket, const void *buf, uint32_t len);
645 int32_t (*SocketSendTo) (int32_t socket, const void *buf, uint32_t len, const uint8_t *ip, uint32_t ip_len, uint16_t port);
646 int32_t (*SocketGetSockName) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
647 int32_t (*SocketGetPeerName) (int32_t socket, uint8_t *ip, uint32_t *ip_len, uint16_t *port);
648 int32_t (*SocketGetOpt) (int32_t socket, int32_t opt_id, void *opt_val, uint32_t *opt_len);
649 int32_t (*SocketSetOpt) (int32_t socket, int32_t opt_id, const void *opt_val, uint32_t opt_len);
650 int32_t (*SocketClose) (int32_t socket);
651 int32_t (*SocketGetHostByName) (const char *name, int32_t af, uint8_t *ip, uint32_t *ip_len);
652 int32_t (*Ping) (const uint8_t *ip, uint32_t ip_len);
653 } const ARM_DRIVER_WIFI;
659 #endif /* DRIVER_WIFI_H_ */