123
utility/nsapi_types.h@19:543c2d21e510, 2022-06-06 (annotated)
- Committer:
- advxolltm
- Date:
- Mon Jun 06 16:36:52 2022 +0000
- Revision:
- 19:543c2d21e510
- Parent:
- 14:7648334eb41b
123
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
hudakz | 14:7648334eb41b | 1 | |
hudakz | 14:7648334eb41b | 2 | /** \addtogroup netsocket */ |
hudakz | 14:7648334eb41b | 3 | /** @{*/ |
hudakz | 14:7648334eb41b | 4 | /* nsapi.h - The network socket API |
hudakz | 14:7648334eb41b | 5 | * Copyright (c) 2015 ARM Limited |
hudakz | 14:7648334eb41b | 6 | * |
hudakz | 14:7648334eb41b | 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
hudakz | 14:7648334eb41b | 8 | * you may not use this file except in compliance with the License. |
hudakz | 14:7648334eb41b | 9 | * You may obtain a copy of the License at |
hudakz | 14:7648334eb41b | 10 | * |
hudakz | 14:7648334eb41b | 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
hudakz | 14:7648334eb41b | 12 | * |
hudakz | 14:7648334eb41b | 13 | * Unless required by applicable law or agreed to in writing, software |
hudakz | 14:7648334eb41b | 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
hudakz | 14:7648334eb41b | 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
hudakz | 14:7648334eb41b | 16 | * See the License for the specific language governing permissions and |
hudakz | 14:7648334eb41b | 17 | * limitations under the License. |
hudakz | 14:7648334eb41b | 18 | */ |
hudakz | 14:7648334eb41b | 19 | |
hudakz | 14:7648334eb41b | 20 | #ifndef NSAPI_TYPES_H |
hudakz | 14:7648334eb41b | 21 | #define NSAPI_TYPES_H |
hudakz | 14:7648334eb41b | 22 | |
hudakz | 14:7648334eb41b | 23 | #include <stdint.h> |
hudakz | 14:7648334eb41b | 24 | |
hudakz | 14:7648334eb41b | 25 | #ifdef __cplusplus |
hudakz | 14:7648334eb41b | 26 | extern "C" { |
hudakz | 14:7648334eb41b | 27 | #endif |
hudakz | 14:7648334eb41b | 28 | |
hudakz | 14:7648334eb41b | 29 | |
hudakz | 14:7648334eb41b | 30 | /** Enum of standardized error codes |
hudakz | 14:7648334eb41b | 31 | * |
hudakz | 14:7648334eb41b | 32 | * Valid error codes have negative values and may |
hudakz | 14:7648334eb41b | 33 | * be returned by any network operation. |
hudakz | 14:7648334eb41b | 34 | * |
hudakz | 14:7648334eb41b | 35 | * @enum nsapi_error |
hudakz | 14:7648334eb41b | 36 | */ |
hudakz | 14:7648334eb41b | 37 | enum nsapi_error { |
hudakz | 14:7648334eb41b | 38 | NSAPI_ERROR_OK = 0, /*!< no error */ |
hudakz | 14:7648334eb41b | 39 | NSAPI_ERROR_WOULD_BLOCK = -3001, /*!< no data is not available but call is non-blocking */ |
hudakz | 14:7648334eb41b | 40 | NSAPI_ERROR_UNSUPPORTED = -3002, /*!< unsupported functionality */ |
hudakz | 14:7648334eb41b | 41 | NSAPI_ERROR_PARAMETER = -3003, /*!< invalid configuration */ |
hudakz | 14:7648334eb41b | 42 | NSAPI_ERROR_NO_CONNECTION = -3004, /*!< not connected to a network */ |
hudakz | 14:7648334eb41b | 43 | NSAPI_ERROR_NO_SOCKET = -3005, /*!< socket not available for use */ |
hudakz | 14:7648334eb41b | 44 | NSAPI_ERROR_NO_ADDRESS = -3006, /*!< IP address is not known */ |
hudakz | 14:7648334eb41b | 45 | NSAPI_ERROR_NO_MEMORY = -3007, /*!< memory resource not available */ |
hudakz | 14:7648334eb41b | 46 | NSAPI_ERROR_NO_SSID = -3008, /*!< ssid not found */ |
hudakz | 14:7648334eb41b | 47 | NSAPI_ERROR_DNS_FAILURE = -3009, /*!< DNS failed to complete successfully */ |
hudakz | 14:7648334eb41b | 48 | NSAPI_ERROR_DHCP_FAILURE = -3010, /*!< DHCP failed to complete successfully */ |
hudakz | 14:7648334eb41b | 49 | NSAPI_ERROR_AUTH_FAILURE = -3011, /*!< connection to access point failed */ |
hudakz | 14:7648334eb41b | 50 | NSAPI_ERROR_DEVICE_ERROR = -3012, /*!< failure interfacing with the network processor */ |
hudakz | 14:7648334eb41b | 51 | NSAPI_ERROR_IN_PROGRESS = -3013, /*!< operation (eg connect) in progress */ |
hudakz | 14:7648334eb41b | 52 | NSAPI_ERROR_ALREADY = -3014, /*!< operation (eg connect) already in progress */ |
hudakz | 14:7648334eb41b | 53 | NSAPI_ERROR_IS_CONNECTED = -3015, /*!< socket is already connected */ |
hudakz | 14:7648334eb41b | 54 | NSAPI_ERROR_CONNECTION_LOST = -3016, /*!< connection lost */ |
hudakz | 14:7648334eb41b | 55 | NSAPI_ERROR_CONNECTION_TIMEOUT = -3017, /*!< connection timed out */ |
hudakz | 14:7648334eb41b | 56 | NSAPI_ERROR_ADDRESS_IN_USE = -3018, /*!< Address already in use */ |
hudakz | 14:7648334eb41b | 57 | NSAPI_ERROR_TIMEOUT = -3019, /*!< operation timed out */ |
hudakz | 14:7648334eb41b | 58 | NSAPI_ERROR_BUSY = -3020, /*!< device is busy and cannot accept new operation */ |
hudakz | 14:7648334eb41b | 59 | }; |
hudakz | 14:7648334eb41b | 60 | |
hudakz | 14:7648334eb41b | 61 | |
hudakz | 14:7648334eb41b | 62 | /** Enum of connection status types |
hudakz | 14:7648334eb41b | 63 | * |
hudakz | 14:7648334eb41b | 64 | * Valid error codes have negative values. |
hudakz | 14:7648334eb41b | 65 | * |
hudakz | 14:7648334eb41b | 66 | * @enum nsapi_connection_status |
hudakz | 14:7648334eb41b | 67 | */ |
hudakz | 14:7648334eb41b | 68 | typedef enum nsapi_connection_status { |
hudakz | 14:7648334eb41b | 69 | NSAPI_STATUS_LOCAL_UP = 0, /*!< local IP address set */ |
hudakz | 14:7648334eb41b | 70 | NSAPI_STATUS_GLOBAL_UP = 1, /*!< global IP address set */ |
hudakz | 14:7648334eb41b | 71 | NSAPI_STATUS_DISCONNECTED = 2, /*!< no connection to network */ |
hudakz | 14:7648334eb41b | 72 | NSAPI_STATUS_CONNECTING = 3, /*!< connecting to network */ |
hudakz | 14:7648334eb41b | 73 | NSAPI_STATUS_ERROR_UNSUPPORTED = NSAPI_ERROR_UNSUPPORTED |
hudakz | 14:7648334eb41b | 74 | } nsapi_connection_status_t; |
hudakz | 14:7648334eb41b | 75 | |
hudakz | 14:7648334eb41b | 76 | |
hudakz | 14:7648334eb41b | 77 | /** Enum of event types |
hudakz | 14:7648334eb41b | 78 | * |
hudakz | 14:7648334eb41b | 79 | * Event callbacks are accompanied with an event-dependent parameter passed as an intptr_t. |
hudakz | 14:7648334eb41b | 80 | * |
hudakz | 14:7648334eb41b | 81 | * @enum nsapi_event |
hudakz | 14:7648334eb41b | 82 | */ |
hudakz | 14:7648334eb41b | 83 | typedef enum nsapi_event { |
hudakz | 14:7648334eb41b | 84 | NSAPI_EVENT_CONNECTION_STATUS_CHANGE = 0, /*!< network connection status has changed, the parameter = new status (nsapi_connection_status_t) */ |
hudakz | 14:7648334eb41b | 85 | NSAPI_EVENT_CELLULAR_STATUS_BASE = 0x1000, /*!< Cellular modem status has changed, See the enum values from enum cellular_connection_status_t in /features/cellular/framework/common/CellularCommon.h */ |
hudakz | 14:7648334eb41b | 86 | NSAPI_EVENT_CELLULAR_STATUS_END = 0x1FFF /*!< cellular modem status has changed, See the enum values from enum cellular_connection_status_t in /features/cellular/framework/common/CellularCommon.h */ |
hudakz | 14:7648334eb41b | 87 | } nsapi_event_t; |
hudakz | 14:7648334eb41b | 88 | |
hudakz | 14:7648334eb41b | 89 | |
hudakz | 14:7648334eb41b | 90 | /** Type used to represent error codes |
hudakz | 14:7648334eb41b | 91 | * |
hudakz | 14:7648334eb41b | 92 | * This is a separate type from enum nsapi_error to avoid breaking |
hudakz | 14:7648334eb41b | 93 | * compatibility in type-sensitive overloads |
hudakz | 14:7648334eb41b | 94 | */ |
hudakz | 14:7648334eb41b | 95 | typedef signed int nsapi_error_t; |
hudakz | 14:7648334eb41b | 96 | |
hudakz | 14:7648334eb41b | 97 | /** Type used to represent the size of data passed through sockets |
hudakz | 14:7648334eb41b | 98 | */ |
hudakz | 14:7648334eb41b | 99 | typedef unsigned int nsapi_size_t; |
hudakz | 14:7648334eb41b | 100 | |
hudakz | 14:7648334eb41b | 101 | /** Type used to represent either a size or error passed through sockets |
hudakz | 14:7648334eb41b | 102 | * |
hudakz | 14:7648334eb41b | 103 | * A valid nsapi_size_or_error_t is either a non-negative size or a |
hudakz | 14:7648334eb41b | 104 | * negative error code from the nsapi_error_t |
hudakz | 14:7648334eb41b | 105 | */ |
hudakz | 14:7648334eb41b | 106 | typedef signed int nsapi_size_or_error_t; |
hudakz | 14:7648334eb41b | 107 | |
hudakz | 14:7648334eb41b | 108 | /** Type used to represent either a value or error |
hudakz | 14:7648334eb41b | 109 | * |
hudakz | 14:7648334eb41b | 110 | * A valid nsapi_value_or_error_t is either a non-negative value or a |
hudakz | 14:7648334eb41b | 111 | * negative error code from the nsapi_error_t |
hudakz | 14:7648334eb41b | 112 | */ |
hudakz | 14:7648334eb41b | 113 | typedef signed int nsapi_value_or_error_t; |
hudakz | 14:7648334eb41b | 114 | |
hudakz | 14:7648334eb41b | 115 | /** Enum of encryption types |
hudakz | 14:7648334eb41b | 116 | * |
hudakz | 14:7648334eb41b | 117 | * The security type specifies a particular security to use when |
hudakz | 14:7648334eb41b | 118 | * connected to a WiFi network |
hudakz | 14:7648334eb41b | 119 | */ |
hudakz | 14:7648334eb41b | 120 | typedef enum nsapi_security { |
hudakz | 14:7648334eb41b | 121 | NSAPI_SECURITY_NONE = 0x0, /*!< open access point */ |
hudakz | 14:7648334eb41b | 122 | NSAPI_SECURITY_WEP = 0x1, /*!< phrase conforms to WEP */ |
hudakz | 14:7648334eb41b | 123 | NSAPI_SECURITY_WPA = 0x2, /*!< phrase conforms to WPA */ |
hudakz | 14:7648334eb41b | 124 | NSAPI_SECURITY_WPA2 = 0x3, /*!< phrase conforms to WPA2 */ |
hudakz | 14:7648334eb41b | 125 | NSAPI_SECURITY_WPA_WPA2 = 0x4, /*!< phrase conforms to WPA/WPA2 */ |
hudakz | 14:7648334eb41b | 126 | NSAPI_SECURITY_PAP = 0x5, /*!< phrase conforms to PPP authentication context */ |
hudakz | 14:7648334eb41b | 127 | NSAPI_SECURITY_CHAP = 0x6, /*!< phrase conforms to PPP authentication context */ |
hudakz | 14:7648334eb41b | 128 | NSAPI_SECURITY_EAP_TLS = 0x7, /*!< phrase conforms to EAP-TLS */ |
hudakz | 14:7648334eb41b | 129 | NSAPI_SECURITY_PEAP = 0x8, /*!< phrase conforms to PEAP */ |
hudakz | 14:7648334eb41b | 130 | NSAPI_SECURITY_UNKNOWN = 0xFF, /*!< unknown/unsupported security in scan results */ |
hudakz | 14:7648334eb41b | 131 | } nsapi_security_t; |
hudakz | 14:7648334eb41b | 132 | |
hudakz | 14:7648334eb41b | 133 | /** Size of 2 char network interface name from driver |
hudakz | 14:7648334eb41b | 134 | */ |
hudakz | 14:7648334eb41b | 135 | #define NSAPI_INTERFACE_PREFIX_SIZE 2 |
hudakz | 14:7648334eb41b | 136 | |
hudakz | 14:7648334eb41b | 137 | /** Maximum size of network interface name |
hudakz | 14:7648334eb41b | 138 | */ |
hudakz | 14:7648334eb41b | 139 | #define NSAPI_INTERFACE_NAME_MAX_SIZE 6 |
hudakz | 14:7648334eb41b | 140 | |
hudakz | 14:7648334eb41b | 141 | /** Maximum size of IP address representation |
hudakz | 14:7648334eb41b | 142 | */ |
hudakz | 14:7648334eb41b | 143 | #define NSAPI_IP_SIZE NSAPI_IPv6_SIZE |
hudakz | 14:7648334eb41b | 144 | |
hudakz | 14:7648334eb41b | 145 | /** Maximum number of bytes for IP address |
hudakz | 14:7648334eb41b | 146 | */ |
hudakz | 14:7648334eb41b | 147 | #define NSAPI_IP_BYTES NSAPI_IPv6_BYTES |
hudakz | 14:7648334eb41b | 148 | |
hudakz | 14:7648334eb41b | 149 | /** Maximum size of MAC address representation |
hudakz | 14:7648334eb41b | 150 | */ |
hudakz | 14:7648334eb41b | 151 | #define NSAPI_MAC_SIZE 18 |
hudakz | 14:7648334eb41b | 152 | |
hudakz | 14:7648334eb41b | 153 | /** Maximum number of bytes for MAC address |
hudakz | 14:7648334eb41b | 154 | */ |
hudakz | 14:7648334eb41b | 155 | #define NSAPI_MAC_BYTES 6 |
hudakz | 14:7648334eb41b | 156 | |
hudakz | 14:7648334eb41b | 157 | /** Size of IPv4 representation |
hudakz | 14:7648334eb41b | 158 | */ |
hudakz | 14:7648334eb41b | 159 | #define NSAPI_IPv4_SIZE 16 |
hudakz | 14:7648334eb41b | 160 | |
hudakz | 14:7648334eb41b | 161 | /** Number of bytes in IPv4 address |
hudakz | 14:7648334eb41b | 162 | */ |
hudakz | 14:7648334eb41b | 163 | #define NSAPI_IPv4_BYTES 4 |
hudakz | 14:7648334eb41b | 164 | |
hudakz | 14:7648334eb41b | 165 | /** Size of IPv6 representation |
hudakz | 14:7648334eb41b | 166 | */ |
hudakz | 14:7648334eb41b | 167 | #define NSAPI_IPv6_SIZE 40 |
hudakz | 14:7648334eb41b | 168 | |
hudakz | 14:7648334eb41b | 169 | /** Number of bytes in IPv6 address |
hudakz | 14:7648334eb41b | 170 | */ |
hudakz | 14:7648334eb41b | 171 | #define NSAPI_IPv6_BYTES 16 |
hudakz | 14:7648334eb41b | 172 | |
hudakz | 14:7648334eb41b | 173 | /** Enum of IP address versions |
hudakz | 14:7648334eb41b | 174 | * |
hudakz | 14:7648334eb41b | 175 | * The IP version specifies the type of an IP address. |
hudakz | 14:7648334eb41b | 176 | * |
hudakz | 14:7648334eb41b | 177 | * @enum nsapi_version |
hudakz | 14:7648334eb41b | 178 | */ |
hudakz | 14:7648334eb41b | 179 | typedef enum nsapi_version { |
hudakz | 14:7648334eb41b | 180 | NSAPI_UNSPEC, /*!< Address is unspecified */ |
hudakz | 14:7648334eb41b | 181 | NSAPI_IPv4, /*!< Address is IPv4 */ |
hudakz | 14:7648334eb41b | 182 | NSAPI_IPv6, /*!< Address is IPv6 */ |
hudakz | 14:7648334eb41b | 183 | } nsapi_version_t; |
hudakz | 14:7648334eb41b | 184 | |
hudakz | 14:7648334eb41b | 185 | /** IP address structure for passing IP addresses by value |
hudakz | 14:7648334eb41b | 186 | */ |
hudakz | 14:7648334eb41b | 187 | typedef struct nsapi_addr { |
hudakz | 14:7648334eb41b | 188 | /** IP version |
hudakz | 14:7648334eb41b | 189 | * - NSAPI_IPv4 |
hudakz | 14:7648334eb41b | 190 | * - NSAPI_IPv6 |
hudakz | 14:7648334eb41b | 191 | * - NSAPI_UNSPEC |
hudakz | 14:7648334eb41b | 192 | */ |
hudakz | 14:7648334eb41b | 193 | nsapi_version_t version; |
hudakz | 14:7648334eb41b | 194 | |
hudakz | 14:7648334eb41b | 195 | /** IP address |
hudakz | 14:7648334eb41b | 196 | * The raw bytes of the IP address stored in big-endian format |
hudakz | 14:7648334eb41b | 197 | */ |
hudakz | 14:7648334eb41b | 198 | uint8_t bytes[NSAPI_IP_BYTES]; |
hudakz | 14:7648334eb41b | 199 | } nsapi_addr_t; |
hudakz | 14:7648334eb41b | 200 | |
hudakz | 14:7648334eb41b | 201 | |
hudakz | 14:7648334eb41b | 202 | /** Opaque handle for network sockets |
hudakz | 14:7648334eb41b | 203 | */ |
hudakz | 14:7648334eb41b | 204 | typedef void *nsapi_socket_t; |
hudakz | 14:7648334eb41b | 205 | |
hudakz | 14:7648334eb41b | 206 | |
hudakz | 14:7648334eb41b | 207 | /** Enum of socket protocols |
hudakz | 14:7648334eb41b | 208 | * |
hudakz | 14:7648334eb41b | 209 | * The socket protocol specifies a particular protocol to |
hudakz | 14:7648334eb41b | 210 | * be used with a newly created socket. |
hudakz | 14:7648334eb41b | 211 | * |
hudakz | 14:7648334eb41b | 212 | * @enum nsapi_protocol |
hudakz | 14:7648334eb41b | 213 | */ |
hudakz | 14:7648334eb41b | 214 | typedef enum nsapi_protocol { |
hudakz | 14:7648334eb41b | 215 | NSAPI_TCP, /*!< Socket is of TCP type */ |
hudakz | 14:7648334eb41b | 216 | NSAPI_UDP, /*!< Socket is of UDP type */ |
hudakz | 14:7648334eb41b | 217 | } nsapi_protocol_t; |
hudakz | 14:7648334eb41b | 218 | |
hudakz | 14:7648334eb41b | 219 | /** Enum of standardized stack option levels |
hudakz | 14:7648334eb41b | 220 | * for use with NetworkStack::setstackopt and getstackopt. |
hudakz | 14:7648334eb41b | 221 | * |
hudakz | 14:7648334eb41b | 222 | * @enum nsapi_stack_level |
hudakz | 14:7648334eb41b | 223 | */ |
hudakz | 14:7648334eb41b | 224 | typedef enum nsapi_stack_level { |
hudakz | 14:7648334eb41b | 225 | NSAPI_STACK = 5000, /*!< Stack option level - see nsapi_stack_option_t for options */ |
hudakz | 14:7648334eb41b | 226 | } nsapi_stack_level_t; |
hudakz | 14:7648334eb41b | 227 | |
hudakz | 14:7648334eb41b | 228 | /** Enum of standardized stack option names for level NSAPI_STACK |
hudakz | 14:7648334eb41b | 229 | * of NetworkStack::setstackopt and getstackopt. |
hudakz | 14:7648334eb41b | 230 | * |
hudakz | 14:7648334eb41b | 231 | * These options may not be supported on all stacks, in which |
hudakz | 14:7648334eb41b | 232 | * case NSAPI_ERROR_UNSUPPORTED may be returned. |
hudakz | 14:7648334eb41b | 233 | * |
hudakz | 14:7648334eb41b | 234 | * @enum nsapi_stack_option |
hudakz | 14:7648334eb41b | 235 | */ |
hudakz | 14:7648334eb41b | 236 | typedef enum nsapi_stack_option { |
hudakz | 14:7648334eb41b | 237 | NSAPI_IPV4_MRU, /*!< Sets/gets size of largest IPv4 fragmented datagram to reassemble */ |
hudakz | 14:7648334eb41b | 238 | NSAPI_IPV6_MRU, /*!< Sets/gets size of largest IPv6 fragmented datagram to reassemble */ |
hudakz | 14:7648334eb41b | 239 | } nsapi_stack_option_t; |
hudakz | 14:7648334eb41b | 240 | |
hudakz | 14:7648334eb41b | 241 | /** Enum of standardized socket option levels |
hudakz | 14:7648334eb41b | 242 | * for use with Socket::setsockopt and getsockopt. |
hudakz | 14:7648334eb41b | 243 | * |
hudakz | 14:7648334eb41b | 244 | * @enum nsapi_socket_level |
hudakz | 14:7648334eb41b | 245 | */ |
hudakz | 14:7648334eb41b | 246 | typedef enum nsapi_socket_level { |
hudakz | 14:7648334eb41b | 247 | NSAPI_SOCKET = 7000, /*!< Socket option level - see nsapi_socket_option_t for options */ |
hudakz | 14:7648334eb41b | 248 | } nsapi_socket_level_t; |
hudakz | 14:7648334eb41b | 249 | |
hudakz | 14:7648334eb41b | 250 | /** Enum of standardized socket option names for level NSAPI_SOCKET |
hudakz | 14:7648334eb41b | 251 | * of Socket::setsockopt and getsockopt. |
hudakz | 14:7648334eb41b | 252 | * |
hudakz | 14:7648334eb41b | 253 | * These options may not be supported on all stacks, in which |
hudakz | 14:7648334eb41b | 254 | * case NSAPI_ERROR_UNSUPPORTED may be returned. |
hudakz | 14:7648334eb41b | 255 | * |
hudakz | 14:7648334eb41b | 256 | * @enum nsapi_socket_option |
hudakz | 14:7648334eb41b | 257 | */ |
hudakz | 14:7648334eb41b | 258 | typedef enum nsapi_socket_option { |
hudakz | 14:7648334eb41b | 259 | NSAPI_REUSEADDR, /*!< Allow bind to reuse local addresses */ |
hudakz | 14:7648334eb41b | 260 | NSAPI_KEEPALIVE, /*!< Enables sending of keepalive messages */ |
hudakz | 14:7648334eb41b | 261 | NSAPI_KEEPIDLE, /*!< Sets timeout value to initiate keepalive */ |
hudakz | 14:7648334eb41b | 262 | NSAPI_KEEPINTVL, /*!< Sets timeout value for keepalive */ |
hudakz | 14:7648334eb41b | 263 | NSAPI_LINGER, /*!< Keeps close from returning until queues empty */ |
hudakz | 14:7648334eb41b | 264 | NSAPI_SNDBUF, /*!< Sets send buffer size */ |
hudakz | 14:7648334eb41b | 265 | NSAPI_RCVBUF, /*!< Sets recv buffer size */ |
hudakz | 14:7648334eb41b | 266 | NSAPI_ADD_MEMBERSHIP, /*!< Add membership to multicast address */ |
hudakz | 14:7648334eb41b | 267 | NSAPI_DROP_MEMBERSHIP, /*!< Drop membership to multicast address */ |
hudakz | 14:7648334eb41b | 268 | NSAPI_BIND_TO_DEVICE, /*!< Bind socket network interface name*/ |
hudakz | 14:7648334eb41b | 269 | } nsapi_socket_option_t; |
hudakz | 14:7648334eb41b | 270 | |
hudakz | 14:7648334eb41b | 271 | /** Supported IP protocol versions of IP stack |
hudakz | 14:7648334eb41b | 272 | * |
hudakz | 14:7648334eb41b | 273 | * @enum nsapi_ip_stack |
hudakz | 14:7648334eb41b | 274 | */ |
hudakz | 14:7648334eb41b | 275 | typedef enum nsapi_ip_stack { |
hudakz | 14:7648334eb41b | 276 | DEFAULT_STACK = 0, |
hudakz | 14:7648334eb41b | 277 | IPV4_STACK, |
hudakz | 14:7648334eb41b | 278 | IPV6_STACK, |
hudakz | 14:7648334eb41b | 279 | IPV4V6_STACK |
hudakz | 14:7648334eb41b | 280 | } nsapi_ip_stack_t; |
hudakz | 14:7648334eb41b | 281 | |
hudakz | 14:7648334eb41b | 282 | /* Backwards compatibility - previously didn't distinguish stack and socket options */ |
hudakz | 14:7648334eb41b | 283 | typedef nsapi_socket_level_t nsapi_level_t; |
hudakz | 14:7648334eb41b | 284 | typedef nsapi_socket_option_t nsapi_option_t; |
hudakz | 14:7648334eb41b | 285 | |
hudakz | 14:7648334eb41b | 286 | /** nsapi_wifi_ap structure |
hudakz | 14:7648334eb41b | 287 | * |
hudakz | 14:7648334eb41b | 288 | * Structure representing a WiFi Access Point |
hudakz | 14:7648334eb41b | 289 | */ |
hudakz | 14:7648334eb41b | 290 | typedef struct nsapi_wifi_ap { |
hudakz | 14:7648334eb41b | 291 | char ssid[33]; /* 32 is what 802.11 defines as longest possible name; +1 for the \0 */ |
hudakz | 14:7648334eb41b | 292 | uint8_t bssid[6]; |
hudakz | 14:7648334eb41b | 293 | nsapi_security_t security; |
hudakz | 14:7648334eb41b | 294 | int8_t rssi; |
hudakz | 14:7648334eb41b | 295 | uint8_t channel; |
hudakz | 14:7648334eb41b | 296 | } nsapi_wifi_ap_t; |
hudakz | 14:7648334eb41b | 297 | |
hudakz | 14:7648334eb41b | 298 | |
hudakz | 14:7648334eb41b | 299 | /** nsapi_stack structure |
hudakz | 14:7648334eb41b | 300 | * |
hudakz | 14:7648334eb41b | 301 | * Stack structure representing a specific instance of a stack. |
hudakz | 14:7648334eb41b | 302 | */ |
hudakz | 14:7648334eb41b | 303 | typedef struct nsapi_stack { |
hudakz | 14:7648334eb41b | 304 | /** Network stack operation table |
hudakz | 14:7648334eb41b | 305 | * |
hudakz | 14:7648334eb41b | 306 | * Provides access to the underlying api of the stack. This is not |
hudakz | 14:7648334eb41b | 307 | * flattened into the nsapi_stack to allow allocation in read-only |
hudakz | 14:7648334eb41b | 308 | * memory. |
hudakz | 14:7648334eb41b | 309 | */ |
hudakz | 14:7648334eb41b | 310 | const struct nsapi_stack_api *stack_api; |
hudakz | 14:7648334eb41b | 311 | |
hudakz | 14:7648334eb41b | 312 | /** Opaque handle for network stacks |
hudakz | 14:7648334eb41b | 313 | */ |
hudakz | 14:7648334eb41b | 314 | void *stack; |
hudakz | 14:7648334eb41b | 315 | |
hudakz | 14:7648334eb41b | 316 | // Internal nsapi buffer |
hudakz | 14:7648334eb41b | 317 | unsigned _stack_buffer[16]; |
hudakz | 14:7648334eb41b | 318 | } nsapi_stack_t; |
hudakz | 14:7648334eb41b | 319 | |
hudakz | 14:7648334eb41b | 320 | /** nsapi_ip_mreq structure |
hudakz | 14:7648334eb41b | 321 | */ |
hudakz | 14:7648334eb41b | 322 | typedef struct nsapi_ip_mreq { |
hudakz | 14:7648334eb41b | 323 | nsapi_addr_t imr_multiaddr; /* IP multicast address of group */ |
hudakz | 14:7648334eb41b | 324 | nsapi_addr_t imr_interface; /* local IP address of interface */ |
hudakz | 14:7648334eb41b | 325 | } nsapi_ip_mreq_t; |
hudakz | 14:7648334eb41b | 326 | |
hudakz | 14:7648334eb41b | 327 | /** nsapi_stack_api structure |
hudakz | 14:7648334eb41b | 328 | * |
hudakz | 14:7648334eb41b | 329 | * Common api structure for network stack operations. A network stack |
hudakz | 14:7648334eb41b | 330 | * can provide a nsapi_stack_api structure filled out with the |
hudakz | 14:7648334eb41b | 331 | * appropriate implementation. |
hudakz | 14:7648334eb41b | 332 | * |
hudakz | 14:7648334eb41b | 333 | * Unsupported operations can be left as null pointers. |
hudakz | 14:7648334eb41b | 334 | */ |
hudakz | 14:7648334eb41b | 335 | typedef struct nsapi_stack_api { |
hudakz | 14:7648334eb41b | 336 | /** Get the local IP address |
hudakz | 14:7648334eb41b | 337 | * |
hudakz | 14:7648334eb41b | 338 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 339 | * @return Local IP Address or null address if not connected |
hudakz | 14:7648334eb41b | 340 | */ |
hudakz | 14:7648334eb41b | 341 | nsapi_addr_t (*get_ip_address)(nsapi_stack_t *stack); |
hudakz | 14:7648334eb41b | 342 | |
hudakz | 14:7648334eb41b | 343 | /** Translates a hostname to an IP address |
hudakz | 14:7648334eb41b | 344 | * |
hudakz | 14:7648334eb41b | 345 | * The hostname may be either a domain name or an IP address. If the |
hudakz | 14:7648334eb41b | 346 | * hostname is an IP address, no network transactions will be performed. |
hudakz | 14:7648334eb41b | 347 | * |
hudakz | 14:7648334eb41b | 348 | * If no stack-specific DNS resolution is provided, the hostname |
hudakz | 14:7648334eb41b | 349 | * will be resolve using a UDP socket on the stack. |
hudakz | 14:7648334eb41b | 350 | * |
hudakz | 14:7648334eb41b | 351 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 352 | * @param addr Destination for the host IP address |
hudakz | 14:7648334eb41b | 353 | * @param host Hostname to resolve |
hudakz | 14:7648334eb41b | 354 | * @param version Address family |
hudakz | 14:7648334eb41b | 355 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 356 | */ |
hudakz | 14:7648334eb41b | 357 | nsapi_error_t (*gethostbyname)(nsapi_stack_t *stack, const char *host, nsapi_addr_t *addr, nsapi_version_t version); |
hudakz | 14:7648334eb41b | 358 | |
hudakz | 14:7648334eb41b | 359 | /** Add a domain name server to list of servers to query |
hudakz | 14:7648334eb41b | 360 | * |
hudakz | 14:7648334eb41b | 361 | * @param addr Destination for the host address |
hudakz | 14:7648334eb41b | 362 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 363 | */ |
hudakz | 14:7648334eb41b | 364 | nsapi_error_t (*add_dns_server)(nsapi_stack_t *stack, nsapi_addr_t addr); |
hudakz | 14:7648334eb41b | 365 | |
hudakz | 14:7648334eb41b | 366 | /** Set stack-specific stack options |
hudakz | 14:7648334eb41b | 367 | * |
hudakz | 14:7648334eb41b | 368 | * The setstackopt allow an application to pass stack-specific hints |
hudakz | 14:7648334eb41b | 369 | * to the underlying stack. For unsupported options, |
hudakz | 14:7648334eb41b | 370 | * NSAPI_ERROR_UNSUPPORTED is returned and the stack is unmodified. |
hudakz | 14:7648334eb41b | 371 | * |
hudakz | 14:7648334eb41b | 372 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 373 | * @param level Stack-specific protocol level |
hudakz | 14:7648334eb41b | 374 | * @param optname Stack-specific option identifier |
hudakz | 14:7648334eb41b | 375 | * @param optval Option value |
hudakz | 14:7648334eb41b | 376 | * @param optlen Length of the option value |
hudakz | 14:7648334eb41b | 377 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 378 | */ |
hudakz | 14:7648334eb41b | 379 | nsapi_error_t (*setstackopt)(nsapi_stack_t *stack, int level, |
hudakz | 14:7648334eb41b | 380 | int optname, const void *optval, unsigned optlen); |
hudakz | 14:7648334eb41b | 381 | |
hudakz | 14:7648334eb41b | 382 | /** Get stack-specific stack options |
hudakz | 14:7648334eb41b | 383 | * |
hudakz | 14:7648334eb41b | 384 | * The getstackopt allow an application to retrieve stack-specific hints |
hudakz | 14:7648334eb41b | 385 | * from the underlying stack. For unsupported options, |
hudakz | 14:7648334eb41b | 386 | * NSAPI_ERROR_UNSUPPORTED is returned and optval is unmodified. |
hudakz | 14:7648334eb41b | 387 | * |
hudakz | 14:7648334eb41b | 388 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 389 | * @param level Stack-specific protocol level |
hudakz | 14:7648334eb41b | 390 | * @param optname Stack-specific option identifier |
hudakz | 14:7648334eb41b | 391 | * @param optval Destination for option value |
hudakz | 14:7648334eb41b | 392 | * @param optlen Length of the option value |
hudakz | 14:7648334eb41b | 393 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 394 | */ |
hudakz | 14:7648334eb41b | 395 | nsapi_error_t (*getstackopt)(nsapi_stack_t *stack, int level, |
hudakz | 14:7648334eb41b | 396 | int optname, void *optval, unsigned *optlen); |
hudakz | 14:7648334eb41b | 397 | |
hudakz | 14:7648334eb41b | 398 | /** Opens a socket |
hudakz | 14:7648334eb41b | 399 | * |
hudakz | 14:7648334eb41b | 400 | * Creates a network socket and stores it in the specified handle. |
hudakz | 14:7648334eb41b | 401 | * The handle must be passed to following calls on the socket. |
hudakz | 14:7648334eb41b | 402 | * |
hudakz | 14:7648334eb41b | 403 | * A stack may have a finite number of sockets, in this case |
hudakz | 14:7648334eb41b | 404 | * NSAPI_ERROR_NO_SOCKET is returned if no socket is available. |
hudakz | 14:7648334eb41b | 405 | * |
hudakz | 14:7648334eb41b | 406 | * @param stack Stack context |
hudakz | 14:7648334eb41b | 407 | * @param socket Destination for the handle to a newly created socket |
hudakz | 14:7648334eb41b | 408 | * @param proto Protocol of socket to open, NSAPI_TCP or NSAPI_UDP |
hudakz | 14:7648334eb41b | 409 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 410 | */ |
hudakz | 14:7648334eb41b | 411 | nsapi_error_t (*socket_open)(nsapi_stack_t *stack, nsapi_socket_t *socket, |
hudakz | 14:7648334eb41b | 412 | nsapi_protocol_t proto); |
hudakz | 14:7648334eb41b | 413 | |
hudakz | 14:7648334eb41b | 414 | /** Close the socket |
hudakz | 14:7648334eb41b | 415 | * |
hudakz | 14:7648334eb41b | 416 | * Closes any open connection and deallocates any memory associated |
hudakz | 14:7648334eb41b | 417 | * with the socket. |
hudakz | 14:7648334eb41b | 418 | * |
hudakz | 14:7648334eb41b | 419 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 420 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 421 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 422 | */ |
hudakz | 14:7648334eb41b | 423 | nsapi_error_t (*socket_close)(nsapi_stack_t *stack, nsapi_socket_t socket); |
hudakz | 14:7648334eb41b | 424 | |
hudakz | 14:7648334eb41b | 425 | /** Bind a specific address to a socket |
hudakz | 14:7648334eb41b | 426 | * |
hudakz | 14:7648334eb41b | 427 | * Binding a socket specifies the address and port on which to receive |
hudakz | 14:7648334eb41b | 428 | * data. If the IP address is zeroed, only the port is bound. |
hudakz | 14:7648334eb41b | 429 | * |
hudakz | 14:7648334eb41b | 430 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 431 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 432 | * @param addr Local address to bind, may be null |
hudakz | 14:7648334eb41b | 433 | * @param port Local port to bind |
hudakz | 14:7648334eb41b | 434 | * @return 0 on success, negative error code on failure. |
hudakz | 14:7648334eb41b | 435 | */ |
hudakz | 14:7648334eb41b | 436 | nsapi_error_t (*socket_bind)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 437 | nsapi_addr_t addr, uint16_t port); |
hudakz | 14:7648334eb41b | 438 | |
hudakz | 14:7648334eb41b | 439 | /** Listen for connections on a TCP socket |
hudakz | 14:7648334eb41b | 440 | * |
hudakz | 14:7648334eb41b | 441 | * Marks the socket as a passive socket that can be used to accept |
hudakz | 14:7648334eb41b | 442 | * incoming connections. |
hudakz | 14:7648334eb41b | 443 | * |
hudakz | 14:7648334eb41b | 444 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 445 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 446 | * @param backlog Number of pending connections that can be queued |
hudakz | 14:7648334eb41b | 447 | * simultaneously |
hudakz | 14:7648334eb41b | 448 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 449 | */ |
hudakz | 14:7648334eb41b | 450 | nsapi_error_t (*socket_listen)(nsapi_stack_t *stack, nsapi_socket_t socket, int backlog); |
hudakz | 14:7648334eb41b | 451 | |
hudakz | 14:7648334eb41b | 452 | /** Connects TCP socket to a remote host |
hudakz | 14:7648334eb41b | 453 | * |
hudakz | 14:7648334eb41b | 454 | * Initiates a connection to a remote server specified by the |
hudakz | 14:7648334eb41b | 455 | * indicated address. |
hudakz | 14:7648334eb41b | 456 | * |
hudakz | 14:7648334eb41b | 457 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 458 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 459 | * @param addr The address of the remote host |
hudakz | 14:7648334eb41b | 460 | * @param port The port of the remote host |
hudakz | 14:7648334eb41b | 461 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 462 | */ |
hudakz | 14:7648334eb41b | 463 | nsapi_error_t (*socket_connect)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 464 | nsapi_addr_t addr, uint16_t port); |
hudakz | 14:7648334eb41b | 465 | |
hudakz | 14:7648334eb41b | 466 | /** Accepts a connection on a TCP socket |
hudakz | 14:7648334eb41b | 467 | * |
hudakz | 14:7648334eb41b | 468 | * The server socket must be bound and set to listen for connections. |
hudakz | 14:7648334eb41b | 469 | * On a new connection, creates a network socket and stores it in the |
hudakz | 14:7648334eb41b | 470 | * specified handle. The handle must be passed to following calls on |
hudakz | 14:7648334eb41b | 471 | * the socket. |
hudakz | 14:7648334eb41b | 472 | * |
hudakz | 14:7648334eb41b | 473 | * A stack may have a finite number of sockets, in this case |
hudakz | 14:7648334eb41b | 474 | * NSAPI_ERROR_NO_SOCKET is returned if no socket is available. |
hudakz | 14:7648334eb41b | 475 | * |
hudakz | 14:7648334eb41b | 476 | * This call is non-blocking. If accept would block, |
hudakz | 14:7648334eb41b | 477 | * NSAPI_ERROR_WOULD_BLOCK is returned immediately. |
hudakz | 14:7648334eb41b | 478 | * |
hudakz | 14:7648334eb41b | 479 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 480 | * @param server Socket handle to server to accept from |
hudakz | 14:7648334eb41b | 481 | * @param socket Destination for a handle to the newly created socket |
hudakz | 14:7648334eb41b | 482 | * @param addr Destination for the address of the remote host |
hudakz | 14:7648334eb41b | 483 | * @param port Destination for the port of the remote host |
hudakz | 14:7648334eb41b | 484 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 485 | */ |
hudakz | 14:7648334eb41b | 486 | nsapi_error_t (*socket_accept)(nsapi_stack_t *stack, nsapi_socket_t server, |
hudakz | 14:7648334eb41b | 487 | nsapi_socket_t *socket, nsapi_addr_t *addr, uint16_t *port); |
hudakz | 14:7648334eb41b | 488 | |
hudakz | 14:7648334eb41b | 489 | /** Send data over a TCP socket |
hudakz | 14:7648334eb41b | 490 | * |
hudakz | 14:7648334eb41b | 491 | * The socket must be connected to a remote host. Returns the number of |
hudakz | 14:7648334eb41b | 492 | * bytes sent from the buffer. |
hudakz | 14:7648334eb41b | 493 | * |
hudakz | 14:7648334eb41b | 494 | * This call is non-blocking. If send would block, |
hudakz | 14:7648334eb41b | 495 | * NSAPI_ERROR_WOULD_BLOCK is returned immediately. |
hudakz | 14:7648334eb41b | 496 | * |
hudakz | 14:7648334eb41b | 497 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 498 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 499 | * @param data Buffer of data to send to the host |
hudakz | 14:7648334eb41b | 500 | * @param size Size of the buffer in bytes |
hudakz | 14:7648334eb41b | 501 | * @return Number of sent bytes on success, negative error |
hudakz | 14:7648334eb41b | 502 | * code on failure |
hudakz | 14:7648334eb41b | 503 | */ |
hudakz | 14:7648334eb41b | 504 | nsapi_size_or_error_t (*socket_send)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 505 | const void *data, nsapi_size_t size); |
hudakz | 14:7648334eb41b | 506 | |
hudakz | 14:7648334eb41b | 507 | /** Receive data over a TCP socket |
hudakz | 14:7648334eb41b | 508 | * |
hudakz | 14:7648334eb41b | 509 | * The socket must be connected to a remote host. Returns the number of |
hudakz | 14:7648334eb41b | 510 | * bytes received into the buffer. |
hudakz | 14:7648334eb41b | 511 | * |
hudakz | 14:7648334eb41b | 512 | * This call is non-blocking. If recv would block, |
hudakz | 14:7648334eb41b | 513 | * NSAPI_ERROR_WOULD_BLOCK is returned immediately. |
hudakz | 14:7648334eb41b | 514 | * |
hudakz | 14:7648334eb41b | 515 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 516 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 517 | * @param data Destination buffer for data received from the host |
hudakz | 14:7648334eb41b | 518 | * @param size Size of the buffer in bytes |
hudakz | 14:7648334eb41b | 519 | * @return Number of received bytes on success, negative error |
hudakz | 14:7648334eb41b | 520 | * code on failure |
hudakz | 14:7648334eb41b | 521 | */ |
hudakz | 14:7648334eb41b | 522 | nsapi_size_or_error_t (*socket_recv)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 523 | void *data, nsapi_size_t size); |
hudakz | 14:7648334eb41b | 524 | |
hudakz | 14:7648334eb41b | 525 | /** Send a packet over a UDP socket |
hudakz | 14:7648334eb41b | 526 | * |
hudakz | 14:7648334eb41b | 527 | * Sends data to the specified address. Returns the number of bytes |
hudakz | 14:7648334eb41b | 528 | * sent from the buffer. |
hudakz | 14:7648334eb41b | 529 | * |
hudakz | 14:7648334eb41b | 530 | * This call is non-blocking. If sendto would block, |
hudakz | 14:7648334eb41b | 531 | * NSAPI_ERROR_WOULD_BLOCK is returned immediately. |
hudakz | 14:7648334eb41b | 532 | * |
hudakz | 14:7648334eb41b | 533 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 534 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 535 | * @param addr The address of the remote host |
hudakz | 14:7648334eb41b | 536 | * @param port The port of the remote host |
hudakz | 14:7648334eb41b | 537 | * @param data Buffer of data to send to the host |
hudakz | 14:7648334eb41b | 538 | * @param size Size of the buffer in bytes |
hudakz | 14:7648334eb41b | 539 | * @return Number of sent bytes on success, negative error |
hudakz | 14:7648334eb41b | 540 | * code on failure |
hudakz | 14:7648334eb41b | 541 | */ |
hudakz | 14:7648334eb41b | 542 | nsapi_size_or_error_t (*socket_sendto)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 543 | nsapi_addr_t addr, uint16_t port, const void *data, nsapi_size_t size); |
hudakz | 14:7648334eb41b | 544 | |
hudakz | 14:7648334eb41b | 545 | /** Receive a packet over a UDP socket |
hudakz | 14:7648334eb41b | 546 | * |
hudakz | 14:7648334eb41b | 547 | * Receives data and stores the source address in address if address |
hudakz | 14:7648334eb41b | 548 | * is not NULL. Returns the number of bytes received into the buffer. |
hudakz | 14:7648334eb41b | 549 | * |
hudakz | 14:7648334eb41b | 550 | * This call is non-blocking. If recvfrom would block, |
hudakz | 14:7648334eb41b | 551 | * NSAPI_ERROR_WOULD_BLOCK is returned immediately. |
hudakz | 14:7648334eb41b | 552 | * |
hudakz | 14:7648334eb41b | 553 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 554 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 555 | * @param addr Destination for the address of the remote host |
hudakz | 14:7648334eb41b | 556 | * @param port Destination for the port of the remote host |
hudakz | 14:7648334eb41b | 557 | * @param data Destination buffer for data received from the host |
hudakz | 14:7648334eb41b | 558 | * @param size Size of the buffer in bytes |
hudakz | 14:7648334eb41b | 559 | * @return Number of received bytes on success, negative error |
hudakz | 14:7648334eb41b | 560 | * code on failure |
hudakz | 14:7648334eb41b | 561 | */ |
hudakz | 14:7648334eb41b | 562 | nsapi_size_or_error_t (*socket_recvfrom)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 563 | nsapi_addr_t *addr, uint16_t *port, void *buffer, nsapi_size_t size); |
hudakz | 14:7648334eb41b | 564 | |
hudakz | 14:7648334eb41b | 565 | /** Register a callback on state change of the socket |
hudakz | 14:7648334eb41b | 566 | * |
hudakz | 14:7648334eb41b | 567 | * The specified callback will be called on state changes such as when |
hudakz | 14:7648334eb41b | 568 | * the socket can recv/send/accept successfully and on when an error |
hudakz | 14:7648334eb41b | 569 | * occurs. The callback may also be called spuriously without reason. |
hudakz | 14:7648334eb41b | 570 | * |
hudakz | 14:7648334eb41b | 571 | * The callback may be called in an interrupt context and should not |
hudakz | 14:7648334eb41b | 572 | * perform expensive operations such as recv/send calls. |
hudakz | 14:7648334eb41b | 573 | * |
hudakz | 14:7648334eb41b | 574 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 575 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 576 | * @param callback Function to call on state change |
hudakz | 14:7648334eb41b | 577 | * @param data Argument to pass to callback |
hudakz | 14:7648334eb41b | 578 | */ |
hudakz | 14:7648334eb41b | 579 | void (*socket_attach)(nsapi_stack_t *stack, nsapi_socket_t socket, |
hudakz | 14:7648334eb41b | 580 | void (*callback)(void *), void *data); |
hudakz | 14:7648334eb41b | 581 | |
hudakz | 14:7648334eb41b | 582 | /** Set stack-specific socket options |
hudakz | 14:7648334eb41b | 583 | * |
hudakz | 14:7648334eb41b | 584 | * The setsockopt allow an application to pass stack-specific hints |
hudakz | 14:7648334eb41b | 585 | * to the underlying stack. For unsupported options, |
hudakz | 14:7648334eb41b | 586 | * NSAPI_ERROR_UNSUPPORTED is returned and the socket is unmodified. |
hudakz | 14:7648334eb41b | 587 | * |
hudakz | 14:7648334eb41b | 588 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 589 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 590 | * @param level Stack-specific protocol level |
hudakz | 14:7648334eb41b | 591 | * @param optname Stack-specific option identifier |
hudakz | 14:7648334eb41b | 592 | * @param optval Option value |
hudakz | 14:7648334eb41b | 593 | * @param optlen Length of the option value |
hudakz | 14:7648334eb41b | 594 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 595 | */ |
hudakz | 14:7648334eb41b | 596 | nsapi_error_t (*setsockopt)(nsapi_stack_t *stack, nsapi_socket_t socket, int level, |
hudakz | 14:7648334eb41b | 597 | int optname, const void *optval, unsigned optlen); |
hudakz | 14:7648334eb41b | 598 | |
hudakz | 14:7648334eb41b | 599 | /** Get stack-specific socket options |
hudakz | 14:7648334eb41b | 600 | * |
hudakz | 14:7648334eb41b | 601 | * The getstackopt allow an application to retrieve stack-specific hints |
hudakz | 14:7648334eb41b | 602 | * from the underlying stack. For unsupported options, |
hudakz | 14:7648334eb41b | 603 | * NSAPI_ERROR_UNSUPPORTED is returned and optval is unmodified. |
hudakz | 14:7648334eb41b | 604 | * |
hudakz | 14:7648334eb41b | 605 | * @param stack Stack handle |
hudakz | 14:7648334eb41b | 606 | * @param socket Socket handle |
hudakz | 14:7648334eb41b | 607 | * @param level Stack-specific protocol level |
hudakz | 14:7648334eb41b | 608 | * @param optname Stack-specific option identifier |
hudakz | 14:7648334eb41b | 609 | * @param optval Destination for option value |
hudakz | 14:7648334eb41b | 610 | * @param optlen Length of the option value |
hudakz | 14:7648334eb41b | 611 | * @return 0 on success, negative error code on failure |
hudakz | 14:7648334eb41b | 612 | */ |
hudakz | 14:7648334eb41b | 613 | nsapi_error_t (*getsockopt)(nsapi_stack_t *stack, nsapi_socket_t socket, int level, |
hudakz | 14:7648334eb41b | 614 | int optname, void *optval, unsigned *optlen); |
hudakz | 14:7648334eb41b | 615 | } nsapi_stack_api_t; |
hudakz | 14:7648334eb41b | 616 | |
hudakz | 14:7648334eb41b | 617 | |
hudakz | 14:7648334eb41b | 618 | #ifdef __cplusplus |
hudakz | 14:7648334eb41b | 619 | } |
hudakz | 14:7648334eb41b | 620 | #endif |
hudakz | 14:7648334eb41b | 621 | |
hudakz | 14:7648334eb41b | 622 | #endif |
hudakz | 14:7648334eb41b | 623 | |
hudakz | 14:7648334eb41b | 624 | /** @}*/ |