Bongjun Hur / W5500Interface

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependents:   http-webserver-example mbed-os-example-sockets

Fork of W5500Interface by Sergei G

W5500Interface.cpp@9:351e20cf7d05, 2018-08-10 (annotated)

Committer:
Bongjun
Date:
Fri Aug 10 08:51:31 2018 +0000
Revision:
9:351e20cf7d05
Parent:
8:c71c66d43703
Child:
10:925201b1603f
add comment on DHCPClient files

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Bongjun 6:e2ab76b2be07 1
Bongjun 6:e2ab76b2be07 2 /**
Bongjun 6:e2ab76b2be07 3 ******************************************************************************
Bongjun 6:e2ab76b2be07 4 * @file W5500Interface.h
Bongjun 6:e2ab76b2be07 5 * @author Bongjun Hur (modified version from Sergei G (https://os.mbed.com/users/sgnezdov/))
Bongjun 6:e2ab76b2be07 6 * @brief Implementation file of the NetworkStack for the W5500 Device
Bongjun 6:e2ab76b2be07 7 ******************************************************************************
Bongjun 6:e2ab76b2be07 8 * @attention
Bongjun 6:e2ab76b2be07 9 *
Bongjun 6:e2ab76b2be07 10 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
Bongjun 6:e2ab76b2be07 11 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
Bongjun 6:e2ab76b2be07 12 * TIME. AS A RESULT, WIZnet SHALL NOT BE HELD LIABLE FOR ANY
Bongjun 6:e2ab76b2be07 13 * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
Bongjun 6:e2ab76b2be07 14 * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
Bongjun 6:e2ab76b2be07 15 * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
Bongjun 6:e2ab76b2be07 16 *
Bongjun 6:e2ab76b2be07 17 * <h2><center>&copy; COPYRIGHT 2017 WIZnet Co.,Ltd.</center></h2>
Bongjun 6:e2ab76b2be07 18 ******************************************************************************
Bongjun 6:e2ab76b2be07 19 */
Bongjun 6:e2ab76b2be07 20
Bongjun 6:e2ab76b2be07 21 #include "mbed.h"
Bongjun 6:e2ab76b2be07 22 #include "W5500Interface.h"
Bongjun 6:e2ab76b2be07 23
Bongjun 8:c71c66d43703 24 /*
Bongjun 8:c71c66d43703 25 #include "DHCPClient/DHCPClient.h"
Bongjun 8:c71c66d43703 26 #include "DNSClient/DNSClient.h"
Bongjun 8:c71c66d43703 27 #include "nsapi_dns.h"
Bongjun 8:c71c66d43703 28 DHCPClient dhcp;
Bongjun 8:c71c66d43703 29 DNSClient dns;
Bongjun 8:c71c66d43703 30 uint8_t mac_addr[6] = {0x00, 0x08, 0xdc, 0x45, 0x56, 0x67};
Bongjun 8:c71c66d43703 31 */
Bongjun 8:c71c66d43703 32
Bongjun 6:e2ab76b2be07 33 static int udp_local_port = 0;
Bongjun 6:e2ab76b2be07 34
Bongjun 6:e2ab76b2be07 35 #define SKT(h) ((w5500_socket*)h)
Bongjun 6:e2ab76b2be07 36 #define w5500_WAIT_TIMEOUT 1500
Bongjun 6:e2ab76b2be07 37 #define w5500_ACCEPT_TIMEOUT 30000
Bongjun 6:e2ab76b2be07 38
Bongjun 6:e2ab76b2be07 39 #define w5500_INTF_DBG 0
Bongjun 6:e2ab76b2be07 40
Bongjun 6:e2ab76b2be07 41 #if w5500_INTF_DBG
Bongjun 6:e2ab76b2be07 42 #define DBG(...) do{debug("[%s:%d]", __PRETTY_FUNCTION__,__LINE__);debug(__VA_ARGS__);} while(0);
Bongjun 6:e2ab76b2be07 43 #else
Bongjun 6:e2ab76b2be07 44 #define DBG(...) while(0);
Bongjun 6:e2ab76b2be07 45 #endif
Bongjun 6:e2ab76b2be07 46
Bongjun 8:c71c66d43703 47 /**
Bongjun 8:c71c66d43703 48 * @brief Defines a custom MAC address
Bongjun 8:c71c66d43703 49 * @note Have to be unique within the connected network!
Bongjun 8:c71c66d43703 50 * Modify the mac array items as needed.
Bongjun 8:c71c66d43703 51 * @param mac A 6-byte array defining the MAC address
Bongjun 8:c71c66d43703 52 * @retval
Bongjun 8:c71c66d43703 53 */
Bongjun 6:e2ab76b2be07 54 /* Interface implementation */
Bongjun 6:e2ab76b2be07 55
Bongjun 6:e2ab76b2be07 56 W5500Interface::W5500Interface(PinName mosi, PinName miso, PinName sclk, PinName cs, PinName reset) :
Bongjun 6:e2ab76b2be07 57 _w5500(mosi, miso, sclk, cs, reset)
Bongjun 6:e2ab76b2be07 58 {
Bongjun 6:e2ab76b2be07 59 ip_set = false;
Bongjun 6:e2ab76b2be07 60 }
Bongjun 6:e2ab76b2be07 61
Bongjun 8:c71c66d43703 62 /*
Bongjun 6:e2ab76b2be07 63 W5500Interface::W5500Interface(SPI* spi, PinName cs, PinName reset) :
Bongjun 6:e2ab76b2be07 64 _w5500(spi, cs, reset)
Bongjun 6:e2ab76b2be07 65 {
Bongjun 6:e2ab76b2be07 66 ip_set = false;
Bongjun 6:e2ab76b2be07 67 }
Bongjun 8:c71c66d43703 68 */
Bongjun 6:e2ab76b2be07 69
Bongjun 6:e2ab76b2be07 70 w5500_socket* W5500Interface::get_sock(int fd)
Bongjun 6:e2ab76b2be07 71 {
Bongjun 6:e2ab76b2be07 72 for (int i=0; i<MAX_SOCK_NUM ; i++) {
Bongjun 6:e2ab76b2be07 73 if (w5500_sockets[i].fd == -1) {
Bongjun 6:e2ab76b2be07 74 w5500_sockets[i].fd = fd;
Bongjun 6:e2ab76b2be07 75 w5500_sockets[i].proto = NSAPI_TCP;
Bongjun 6:e2ab76b2be07 76 w5500_sockets[i].connected = false;
Bongjun 6:e2ab76b2be07 77 w5500_sockets[i].callback = NULL;
Bongjun 6:e2ab76b2be07 78 w5500_sockets[i].callback_data = NULL;
Bongjun 6:e2ab76b2be07 79 return &w5500_sockets[i];
Bongjun 6:e2ab76b2be07 80 }
Bongjun 6:e2ab76b2be07 81 }
Bongjun 6:e2ab76b2be07 82 return NULL;
Bongjun 6:e2ab76b2be07 83 }
Bongjun 6:e2ab76b2be07 84
Bongjun 6:e2ab76b2be07 85 void W5500Interface::init_socks()
Bongjun 6:e2ab76b2be07 86 {
Bongjun 6:e2ab76b2be07 87 for (int i=0; i<MAX_SOCK_NUM ; i++) {
Bongjun 6:e2ab76b2be07 88 w5500_sockets[i].fd = -1;
Bongjun 6:e2ab76b2be07 89 w5500_sockets[i].proto = NSAPI_TCP;
Bongjun 6:e2ab76b2be07 90 w5500_sockets[i].connected = false;
Bongjun 6:e2ab76b2be07 91 w5500_sockets[i].callback = NULL;
Bongjun 6:e2ab76b2be07 92 w5500_sockets[i].callback_data = NULL;
Bongjun 6:e2ab76b2be07 93 }
Bongjun 6:e2ab76b2be07 94
Bongjun 6:e2ab76b2be07 95 //initialize the socket isr
Bongjun 6:e2ab76b2be07 96 //_daemon = new Thread(osPriorityNormal, 1024);
Bongjun 6:e2ab76b2be07 97 //_daemon->start(callback(this, &W5500Interface::daemon));
Bongjun 6:e2ab76b2be07 98 }
Bongjun 6:e2ab76b2be07 99
Bongjun 6:e2ab76b2be07 100 int W5500Interface::init()
Bongjun 6:e2ab76b2be07 101 {
Bongjun 6:e2ab76b2be07 102 _w5500.reg_wr<uint32_t>(SIPR, 0x00000000); // local ip "0.0.0.0"
Bongjun 6:e2ab76b2be07 103 //_w5500.reg_wr<uint8_t>(SIMR, 0xFF); //
Bongjun 6:e2ab76b2be07 104 _w5500.reset();
Bongjun 6:e2ab76b2be07 105 init_socks();
Bongjun 6:e2ab76b2be07 106 return 0;
Bongjun 6:e2ab76b2be07 107 }
Bongjun 6:e2ab76b2be07 108
Bongjun 6:e2ab76b2be07 109 int W5500Interface::init(uint8_t * mac)
Bongjun 6:e2ab76b2be07 110 {
Bongjun 6:e2ab76b2be07 111 _w5500.reg_wr<uint32_t>(SIPR, 0x00000000); // local ip "0.0.0.0"
Bongjun 8:c71c66d43703 112 // should set the mac address and keep the value in this class
Bongjun 6:e2ab76b2be07 113 for (int i =0; i < 6; i++) _w5500.mac[i] = mac[i];
Bongjun 6:e2ab76b2be07 114 _w5500.setmac();
Bongjun 8:c71c66d43703 115 _w5500.reset(); // reset chip and write mac address
Bongjun 6:e2ab76b2be07 116 init_socks();
Bongjun 6:e2ab76b2be07 117 return 0;
Bongjun 6:e2ab76b2be07 118 }
Bongjun 6:e2ab76b2be07 119
Bongjun 6:e2ab76b2be07 120 // add this function, because sometimes no needed MAC address in init calling.
Bongjun 6:e2ab76b2be07 121 int W5500Interface::init(const char* ip, const char* mask, const char* gateway)
Bongjun 6:e2ab76b2be07 122 {
Bongjun 6:e2ab76b2be07 123 _w5500.ip = str_to_ip(ip);
Bongjun 6:e2ab76b2be07 124 strcpy(ip_string, ip);
Bongjun 6:e2ab76b2be07 125 ip_set = true;
Bongjun 6:e2ab76b2be07 126 _w5500.netmask = str_to_ip(mask);
Bongjun 6:e2ab76b2be07 127 _w5500.gateway = str_to_ip(gateway);
Bongjun 6:e2ab76b2be07 128 _w5500.reset();
Bongjun 6:e2ab76b2be07 129
Bongjun 6:e2ab76b2be07 130 // @Jul. 8. 2014 add code. should be called to write chip.
Bongjun 6:e2ab76b2be07 131 _w5500.setip();
Bongjun 6:e2ab76b2be07 132 init_socks();
Bongjun 6:e2ab76b2be07 133
Bongjun 6:e2ab76b2be07 134 return 0;
Bongjun 6:e2ab76b2be07 135 }
Bongjun 6:e2ab76b2be07 136
Bongjun 6:e2ab76b2be07 137 int W5500Interface::init(uint8_t * mac, const char* ip, const char* mask, const char* gateway)
Bongjun 6:e2ab76b2be07 138 {
Bongjun 6:e2ab76b2be07 139 //
Bongjun 6:e2ab76b2be07 140 for (int i =0; i < 6; i++) _w5500.mac[i] = mac[i];
Bongjun 6:e2ab76b2be07 141 //
Bongjun 6:e2ab76b2be07 142 _w5500.ip = str_to_ip(ip);
Bongjun 6:e2ab76b2be07 143 strcpy(ip_string, ip);
Bongjun 6:e2ab76b2be07 144 ip_set = true;
Bongjun 6:e2ab76b2be07 145 _w5500.netmask = str_to_ip(mask);
Bongjun 6:e2ab76b2be07 146 _w5500.gateway = str_to_ip(gateway);
Bongjun 6:e2ab76b2be07 147 _w5500.reset();
Bongjun 6:e2ab76b2be07 148
Bongjun 6:e2ab76b2be07 149 // @Jul. 8. 2014 add code. should be called to write chip.
Bongjun 6:e2ab76b2be07 150 _w5500.setmac();
Bongjun 6:e2ab76b2be07 151 _w5500.setip();
Bongjun 6:e2ab76b2be07 152 init_socks();
Bongjun 6:e2ab76b2be07 153
Bongjun 6:e2ab76b2be07 154 return 0;
Bongjun 6:e2ab76b2be07 155 }
Bongjun 6:e2ab76b2be07 156
Bongjun 6:e2ab76b2be07 157 /*
Bongjun 6:e2ab76b2be07 158 void W5500Interface::daemon () {
Bongjun 6:e2ab76b2be07 159 for (;;) {
Bongjun 6:e2ab76b2be07 160 for (int i=0; i<MAX_SOCK_NUM ; i++) {
Bongjun 6:e2ab76b2be07 161 if (w5500_sockets[i].fd > 0 && w5500_sockets[i].callback) {
Bongjun 6:e2ab76b2be07 162 int size = _w5500.sreg<uint16_t>(w5500_sockets[i].fd, Sn_RX_RSR);
Bongjun 6:e2ab76b2be07 163 if (size > 0) {
Bongjun 6:e2ab76b2be07 164 led1 = !led1;
Bongjun 6:e2ab76b2be07 165 w5500_sockets[i].callback(w5500_sockets[i].callback_data);
Bongjun 6:e2ab76b2be07 166 }
Bongjun 6:e2ab76b2be07 167 }
Bongjun 6:e2ab76b2be07 168 }
Bongjun 6:e2ab76b2be07 169 wait(0.2);
Bongjun 6:e2ab76b2be07 170 }
Bongjun 6:e2ab76b2be07 171 }
Bongjun 6:e2ab76b2be07 172 */
Bongjun 6:e2ab76b2be07 173
Bongjun 6:e2ab76b2be07 174 int W5500Interface::connect()
Bongjun 6:e2ab76b2be07 175 {
Bongjun 6:e2ab76b2be07 176 /////////////////////////////
Bongjun 7:1877881f3516 177 // will add DHCP fuction here
Bongjun 8:c71c66d43703 178 /*
Bongjun 8:c71c66d43703 179 // 이부분은 W5500Interface 의 connect 함수로 옮기는 게 맞을 듯 하다...
Bongjun 8:c71c66d43703 180 printf("[EasyConnect] DHCP start\n");
Bongjun 8:c71c66d43703 181 int timeout_ms = 15*1000;
Bongjun 8:c71c66d43703 182 int err = dhcp.setup((NetworkStack*)this, _w5500.mac, timeout_ms);
Bongjun 8:c71c66d43703 183 if (err == (-1)) {
Bongjun 8:c71c66d43703 184 printf("[EasyConnect] Timeout.\n");
Bongjun 8:c71c66d43703 185 return 0;
Bongjun 8:c71c66d43703 186 }
Bongjun 8:c71c66d43703 187 printf("[EasyConnect] DHCP completed\n");
Bongjun 8:c71c66d43703 188 printf("[EasyConnect] Connected, IP: %d.%d.%d.%d\r\n", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);
Bongjun 8:c71c66d43703 189
Bongjun 8:c71c66d43703 190 char ip[24], gateway[24], netmask[24], dnsaddr[24];
Bongjun 8:c71c66d43703 191 sprintf(ip, "%d.%d.%d.%d", dhcp.yiaddr[0], dhcp.yiaddr[1], dhcp.yiaddr[2], dhcp.yiaddr[3]);
Bongjun 8:c71c66d43703 192 sprintf(gateway, "%d.%d.%d.%d", dhcp.gateway[0], dhcp.gateway[1], dhcp.gateway[2], dhcp.gateway[3]);
Bongjun 8:c71c66d43703 193 sprintf(netmask, "%d.%d.%d.%d", dhcp.netmask[0], dhcp.netmask[1], dhcp.netmask[2], dhcp.netmask[3]);
Bongjun 8:c71c66d43703 194 sprintf(dnsaddr, "%d.%d.%d.%d", dhcp.dnsaddr[0], dhcp.dnsaddr[1], dhcp.dnsaddr[2], dhcp.dnsaddr[3]);
Bongjun 8:c71c66d43703 195 init(ip, netmask, gateway);
Bongjun 8:c71c66d43703 196 */
Bongjun 6:e2ab76b2be07 197 if (_w5500.setip() == false) return NSAPI_ERROR_DHCP_FAILURE;
Bongjun 6:e2ab76b2be07 198 return 0;
Bongjun 6:e2ab76b2be07 199 }
Bongjun 6:e2ab76b2be07 200
Bongjun 6:e2ab76b2be07 201 int W5500Interface::disconnect()
Bongjun 6:e2ab76b2be07 202 {
Bongjun 6:e2ab76b2be07 203 _w5500.disconnect();
Bongjun 6:e2ab76b2be07 204 return 0;
Bongjun 6:e2ab76b2be07 205 }
Bongjun 6:e2ab76b2be07 206
Bongjun 6:e2ab76b2be07 207 const char *W5500Interface::get_ip_address()
Bongjun 6:e2ab76b2be07 208 {
Bongjun 6:e2ab76b2be07 209 uint32_t ip = _w5500.reg_rd<uint32_t>(SIPR);
Bongjun 6:e2ab76b2be07 210 snprintf(ip_string, sizeof(ip_string), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 6:e2ab76b2be07 211 return ip_string;
Bongjun 6:e2ab76b2be07 212 }
Bongjun 6:e2ab76b2be07 213
Bongjun 6:e2ab76b2be07 214 const char *W5500Interface::get_mac_address()
Bongjun 6:e2ab76b2be07 215 {
Bongjun 6:e2ab76b2be07 216 uint8_t mac[6];
Bongjun 6:e2ab76b2be07 217 _w5500.reg_rd_mac(SHAR, mac);
Bongjun 6:e2ab76b2be07 218 snprintf(mac_string, sizeof(mac_string), "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
Bongjun 6:e2ab76b2be07 219 return mac_string;
Bongjun 6:e2ab76b2be07 220 }
Bongjun 6:e2ab76b2be07 221
Bongjun 6:e2ab76b2be07 222 void W5500Interface::get_mac(uint8_t mac[6])
Bongjun 6:e2ab76b2be07 223 {
Bongjun 6:e2ab76b2be07 224 _w5500.reg_rd_mac(SHAR, mac);
Bongjun 6:e2ab76b2be07 225 }
Bongjun 6:e2ab76b2be07 226
Bongjun 6:e2ab76b2be07 227 nsapi_error_t W5500Interface::socket_open(nsapi_socket_t *handle, nsapi_protocol_t proto)
Bongjun 6:e2ab76b2be07 228 {
Bongjun 6:e2ab76b2be07 229 //a socket is created the same way regardless of the protocol
Bongjun 6:e2ab76b2be07 230 int sock_fd = _w5500.new_socket();
Bongjun 6:e2ab76b2be07 231 if (sock_fd < 0) {
Bongjun 6:e2ab76b2be07 232 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 233 }
Bongjun 6:e2ab76b2be07 234
Bongjun 6:e2ab76b2be07 235 w5500_socket *h = get_sock(sock_fd);
Bongjun 6:e2ab76b2be07 236
Bongjun 6:e2ab76b2be07 237 if (!h) {
Bongjun 6:e2ab76b2be07 238 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 239 }
Bongjun 6:e2ab76b2be07 240
Bongjun 6:e2ab76b2be07 241 h->proto = proto;
Bongjun 6:e2ab76b2be07 242 h->connected = false;
Bongjun 6:e2ab76b2be07 243 h->callback = NULL;
Bongjun 6:e2ab76b2be07 244 h->callback_data = NULL;
Bongjun 6:e2ab76b2be07 245
Bongjun 6:e2ab76b2be07 246 //new up an int to store the socket fd
Bongjun 6:e2ab76b2be07 247 *handle = h;
Bongjun 6:e2ab76b2be07 248 DBG("fd: %d\n", sock_fd);
Bongjun 6:e2ab76b2be07 249 return 0;
Bongjun 6:e2ab76b2be07 250 }
Bongjun 6:e2ab76b2be07 251
Bongjun 6:e2ab76b2be07 252 /*
Bongjun 6:e2ab76b2be07 253 void W5500Interface::signal_event(nsapi_socket_t handle)
Bongjun 6:e2ab76b2be07 254 {
Bongjun 6:e2ab76b2be07 255 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 256 if (SKT(handle)->callback != NULL) {
Bongjun 6:e2ab76b2be07 257 SKT(handle)->callback(SKT(handle)->callback_data);
Bongjun 6:e2ab76b2be07 258 }
Bongjun 6:e2ab76b2be07 259 }
Bongjun 6:e2ab76b2be07 260 */
Bongjun 6:e2ab76b2be07 261
Bongjun 6:e2ab76b2be07 262 nsapi_error_t W5500Interface::socket_close(nsapi_socket_t handle)
Bongjun 6:e2ab76b2be07 263 {
Bongjun 6:e2ab76b2be07 264 if (handle == NULL) return 0;
Bongjun 6:e2ab76b2be07 265 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 266 _w5500.close(SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 267
Bongjun 6:e2ab76b2be07 268 SKT(handle)->fd = -1;
Bongjun 6:e2ab76b2be07 269
Bongjun 6:e2ab76b2be07 270 return 0;
Bongjun 6:e2ab76b2be07 271 }
Bongjun 6:e2ab76b2be07 272
Bongjun 6:e2ab76b2be07 273 nsapi_error_t W5500Interface::socket_bind(nsapi_socket_t handle, const SocketAddress &address)
Bongjun 6:e2ab76b2be07 274 {
Bongjun 6:e2ab76b2be07 275 if (handle < 0) {
Bongjun 6:e2ab76b2be07 276 return NSAPI_ERROR_DEVICE_ERROR;
Bongjun 6:e2ab76b2be07 277 }
Bongjun 6:e2ab76b2be07 278 DBG("fd: %d, port: %d\n", SKT(handle)->fd, address.get_port());
Bongjun 6:e2ab76b2be07 279
Bongjun 6:e2ab76b2be07 280 switch (SKT(handle)->proto) {
Bongjun 6:e2ab76b2be07 281 case NSAPI_UDP:
Bongjun 6:e2ab76b2be07 282 // set local port
Bongjun 6:e2ab76b2be07 283 if (address.get_port() != 0) {
Bongjun 6:e2ab76b2be07 284 _w5500.setLocalPort( SKT(handle)->fd, address.get_port() );
Bongjun 6:e2ab76b2be07 285 } else {
Bongjun 6:e2ab76b2be07 286 udp_local_port++;
Bongjun 6:e2ab76b2be07 287 _w5500.setLocalPort( SKT(handle)->fd, udp_local_port );
Bongjun 6:e2ab76b2be07 288 }
Bongjun 6:e2ab76b2be07 289 // set udp protocol
Bongjun 6:e2ab76b2be07 290 _w5500.setProtocol(SKT(handle)->fd, UDP);
Bongjun 6:e2ab76b2be07 291 _w5500.scmd(SKT(handle)->fd, OPEN);
Bongjun 6:e2ab76b2be07 292 /*
Bongjun 6:e2ab76b2be07 293 uint8_t tmpSn_SR;
Bongjun 6:e2ab76b2be07 294 tmpSn_SR = _w5500.sreg<uint8_t>(SKT(handle)->fd, Sn_SR);
Bongjun 6:e2ab76b2be07 295 DBG("open socket status: %2x\n", tmpSn_SR);
Bongjun 6:e2ab76b2be07 296 */
Bongjun 6:e2ab76b2be07 297 return 0;
Bongjun 6:e2ab76b2be07 298 case NSAPI_TCP:
Bongjun 6:e2ab76b2be07 299 listen_port = address.get_port();
Bongjun 6:e2ab76b2be07 300 // set TCP protocol
Bongjun 6:e2ab76b2be07 301 _w5500.setProtocol(SKT(handle)->fd, TCP);
Bongjun 6:e2ab76b2be07 302 // set local port
Bongjun 6:e2ab76b2be07 303 _w5500.setLocalPort( SKT(handle)->fd, address.get_port() );
Bongjun 6:e2ab76b2be07 304 // connect the network
Bongjun 6:e2ab76b2be07 305 _w5500.scmd(SKT(handle)->fd, OPEN);
Bongjun 6:e2ab76b2be07 306 return 0;
Bongjun 6:e2ab76b2be07 307 }
Bongjun 6:e2ab76b2be07 308
Bongjun 6:e2ab76b2be07 309 return NSAPI_ERROR_DEVICE_ERROR;
Bongjun 6:e2ab76b2be07 310 }
Bongjun 6:e2ab76b2be07 311
Bongjun 6:e2ab76b2be07 312 nsapi_error_t W5500Interface::socket_listen(nsapi_socket_t handle, int backlog)
Bongjun 6:e2ab76b2be07 313 {
Bongjun 6:e2ab76b2be07 314 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 315 if (SKT(handle)->fd < 0) {
Bongjun 6:e2ab76b2be07 316 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 317 }
Bongjun 6:e2ab76b2be07 318 /* if (backlog != 1) {
Bongjun 6:e2ab76b2be07 319 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 320 }
Bongjun 6:e2ab76b2be07 321 */
Bongjun 6:e2ab76b2be07 322 _w5500.scmd(SKT(handle)->fd, LISTEN);
Bongjun 6:e2ab76b2be07 323 return 0;
Bongjun 6:e2ab76b2be07 324 }
Bongjun 6:e2ab76b2be07 325
Bongjun 6:e2ab76b2be07 326 nsapi_size_or_error_t W5500Interface::socket_connect(nsapi_socket_t handle, const SocketAddress &address)
Bongjun 6:e2ab76b2be07 327 {
Bongjun 6:e2ab76b2be07 328 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 329 //check for a valid socket
Bongjun 6:e2ab76b2be07 330 if (SKT(handle)->fd < 0) {
Bongjun 6:e2ab76b2be07 331 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 332 }
Bongjun 6:e2ab76b2be07 333
Bongjun 6:e2ab76b2be07 334 //before we attempt to connect, we are not connected
Bongjun 6:e2ab76b2be07 335 SKT(handle)->connected = false;
Bongjun 6:e2ab76b2be07 336
Bongjun 6:e2ab76b2be07 337 //try to connect
Bongjun 6:e2ab76b2be07 338 if (!_w5500.connect(SKT(handle)->fd, address.get_ip_address(), address.get_port(), 0)) {
Bongjun 6:e2ab76b2be07 339 return -1;
Bongjun 6:e2ab76b2be07 340 }
Bongjun 6:e2ab76b2be07 341
Bongjun 6:e2ab76b2be07 342 //we are now connected
Bongjun 6:e2ab76b2be07 343 SKT(handle)->connected = true;
Bongjun 6:e2ab76b2be07 344
Bongjun 6:e2ab76b2be07 345 return 0;
Bongjun 6:e2ab76b2be07 346 }
Bongjun 6:e2ab76b2be07 347
Bongjun 6:e2ab76b2be07 348 nsapi_error_t W5500Interface::socket_accept(nsapi_socket_t server, nsapi_socket_t *handle, SocketAddress *address)
Bongjun 6:e2ab76b2be07 349 {
Bongjun 6:e2ab76b2be07 350 SocketAddress _addr;
Bongjun 6:e2ab76b2be07 351
Bongjun 6:e2ab76b2be07 352 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 353 if (SKT(server)->fd < 0) {
Bongjun 6:e2ab76b2be07 354 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 355 }
Bongjun 6:e2ab76b2be07 356
Bongjun 6:e2ab76b2be07 357 SKT(server)->connected = false;
Bongjun 6:e2ab76b2be07 358
Bongjun 6:e2ab76b2be07 359 Timer t;
Bongjun 6:e2ab76b2be07 360 t.reset();
Bongjun 6:e2ab76b2be07 361 t.start();
Bongjun 6:e2ab76b2be07 362
Bongjun 6:e2ab76b2be07 363 while(1) {
Bongjun 6:e2ab76b2be07 364 if (t.read_ms() > w5500_ACCEPT_TIMEOUT) {
Bongjun 6:e2ab76b2be07 365 printf("W5500Interface::socket_accept, timed out\r\n");
Bongjun 6:e2ab76b2be07 366 return NSAPI_ERROR_WOULD_BLOCK;
Bongjun 6:e2ab76b2be07 367 }
Bongjun 6:e2ab76b2be07 368 if (_w5500.is_connected(SKT(server)->fd)) break;
Bongjun 6:e2ab76b2be07 369 }
Bongjun 6:e2ab76b2be07 370
Bongjun 6:e2ab76b2be07 371 //get socket for the connection
Bongjun 6:e2ab76b2be07 372 *handle = get_sock(SKT(server)->fd);
Bongjun 6:e2ab76b2be07 373
Bongjun 6:e2ab76b2be07 374 if (!(*handle)) {
Bongjun 6:e2ab76b2be07 375 error("No more sockets for binding");
Bongjun 6:e2ab76b2be07 376 return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 377 }
Bongjun 6:e2ab76b2be07 378
Bongjun 6:e2ab76b2be07 379 //give it all of the socket info from the server
Bongjun 6:e2ab76b2be07 380 SKT(*handle)->proto = SKT(server)->proto;
Bongjun 6:e2ab76b2be07 381 SKT(*handle)->connected = true;
Bongjun 6:e2ab76b2be07 382
Bongjun 6:e2ab76b2be07 383 if (address) {
Bongjun 6:e2ab76b2be07 384 uint32_t ip = _w5500.sreg<uint32_t>(SKT(*handle)->fd, Sn_DIPR);
Bongjun 6:e2ab76b2be07 385 char host[17];
Bongjun 6:e2ab76b2be07 386 snprintf(host, sizeof(host), "%d.%d.%d.%d", (ip>>24)&0xff, (ip>>16)&0xff, (ip>>8)&0xff, ip&0xff);
Bongjun 6:e2ab76b2be07 387 int port = _w5500.sreg<uint16_t>(SKT(*handle)->fd, Sn_DPORT);
Bongjun 6:e2ab76b2be07 388
Bongjun 6:e2ab76b2be07 389 _addr.set_ip_address(host);
Bongjun 6:e2ab76b2be07 390 _addr.set_port(port);
Bongjun 6:e2ab76b2be07 391 *address = _addr;
Bongjun 6:e2ab76b2be07 392 }
Bongjun 6:e2ab76b2be07 393
Bongjun 6:e2ab76b2be07 394
Bongjun 6:e2ab76b2be07 395 //create a new tcp socket for the server
Bongjun 6:e2ab76b2be07 396 SKT(server)->fd = _w5500.new_socket();
Bongjun 6:e2ab76b2be07 397 if (SKT(server)->fd < 0) {
Bongjun 6:e2ab76b2be07 398 error("No more sockets for listening");
Bongjun 6:e2ab76b2be07 399 //return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 400 // already accepted socket, so return 0, but there is no listen socket anymore.
Bongjun 6:e2ab76b2be07 401 return 0;
Bongjun 6:e2ab76b2be07 402 }
Bongjun 6:e2ab76b2be07 403
Bongjun 6:e2ab76b2be07 404 SKT(server)->proto = NSAPI_TCP;
Bongjun 6:e2ab76b2be07 405 SKT(server)->connected = false;
Bongjun 6:e2ab76b2be07 406
Bongjun 6:e2ab76b2be07 407 _addr.set_port(listen_port);
Bongjun 6:e2ab76b2be07 408
Bongjun 6:e2ab76b2be07 409 // and then, for the next connection, server socket should be assigned new one.
Bongjun 6:e2ab76b2be07 410 if (socket_bind(server, _addr) < 0) {
Bongjun 6:e2ab76b2be07 411 error("No more sockets for listening");
Bongjun 6:e2ab76b2be07 412 //return NSAPI_ERROR_NO_SOCKET;
Bongjun 6:e2ab76b2be07 413 // already accepted socket, so return 0, but there is no listen socket anymore.
Bongjun 6:e2ab76b2be07 414 return 0;
Bongjun 6:e2ab76b2be07 415 }
Bongjun 6:e2ab76b2be07 416
Bongjun 6:e2ab76b2be07 417 if (socket_listen(server, 1) < 0) {
Bongjun 6:e2ab76b2be07 418 error("No more sockets for listening");
Bongjun 6:e2ab76b2be07 419 // already accepted socket, so return 0, but there is no listen socket anymore.
Bongjun 6:e2ab76b2be07 420 return 0;
Bongjun 6:e2ab76b2be07 421 }
Bongjun 6:e2ab76b2be07 422
Bongjun 6:e2ab76b2be07 423 return 0;
Bongjun 6:e2ab76b2be07 424 }
Bongjun 6:e2ab76b2be07 425
Bongjun 6:e2ab76b2be07 426 nsapi_size_or_error_t W5500Interface::socket_send(nsapi_socket_t handle, const void *data, nsapi_size_t size)
Bongjun 6:e2ab76b2be07 427 {
Bongjun 6:e2ab76b2be07 428 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 429 int writtenLen = 0;
Bongjun 6:e2ab76b2be07 430 while (writtenLen < size) {
Bongjun 6:e2ab76b2be07 431 int _size = _w5500.wait_writeable(SKT(handle)->fd, w5500_WAIT_TIMEOUT);
Bongjun 6:e2ab76b2be07 432 if (_size < 0) {
Bongjun 6:e2ab76b2be07 433 return NSAPI_ERROR_WOULD_BLOCK;
Bongjun 6:e2ab76b2be07 434 }
Bongjun 6:e2ab76b2be07 435 if (_size > (size-writtenLen)) {
Bongjun 6:e2ab76b2be07 436 _size = (size-writtenLen);
Bongjun 6:e2ab76b2be07 437 }
Bongjun 6:e2ab76b2be07 438 int ret = _w5500.send(SKT(handle)->fd, (char*)data, (int)_size);
Bongjun 6:e2ab76b2be07 439 if (ret < 0) {
Bongjun 6:e2ab76b2be07 440 DBG("returning error -1\n");
Bongjun 6:e2ab76b2be07 441 return -1;
Bongjun 6:e2ab76b2be07 442 }
Bongjun 6:e2ab76b2be07 443 writtenLen += ret;
Bongjun 6:e2ab76b2be07 444 }
Bongjun 6:e2ab76b2be07 445 return writtenLen;
Bongjun 6:e2ab76b2be07 446 }
Bongjun 6:e2ab76b2be07 447
Bongjun 6:e2ab76b2be07 448 nsapi_size_or_error_t W5500Interface::socket_recv(nsapi_socket_t handle, void *data, nsapi_size_t size)
Bongjun 6:e2ab76b2be07 449 {
Bongjun 6:e2ab76b2be07 450 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 451 // add to cover exception.
Bongjun 6:e2ab76b2be07 452 if ((SKT(handle)->fd < 0) || !SKT(handle)->connected) {
Bongjun 6:e2ab76b2be07 453 return -1;
Bongjun 6:e2ab76b2be07 454 }
Bongjun 6:e2ab76b2be07 455
Bongjun 6:e2ab76b2be07 456 int _size = _w5500.wait_readable(SKT(handle)->fd, w5500_WAIT_TIMEOUT);
Bongjun 6:e2ab76b2be07 457
Bongjun 6:e2ab76b2be07 458 if (_size < 0) {
Bongjun 6:e2ab76b2be07 459 return NSAPI_ERROR_WOULD_BLOCK;
Bongjun 6:e2ab76b2be07 460 }
Bongjun 6:e2ab76b2be07 461
Bongjun 6:e2ab76b2be07 462 if (_size > size) {
Bongjun 6:e2ab76b2be07 463 _size = size;
Bongjun 6:e2ab76b2be07 464 }
Bongjun 6:e2ab76b2be07 465 return _w5500.recv(SKT(handle)->fd, (char*)data, (int)_size);
Bongjun 6:e2ab76b2be07 466 }
Bongjun 6:e2ab76b2be07 467
Bongjun 6:e2ab76b2be07 468 nsapi_size_or_error_t W5500Interface::socket_sendto(nsapi_socket_t handle, const SocketAddress &address,
Bongjun 6:e2ab76b2be07 469 const void *data, nsapi_size_t size)
Bongjun 6:e2ab76b2be07 470 {
Bongjun 6:e2ab76b2be07 471 DBG("fd: %d, ip: %s:%d\n", SKT(handle)->fd, address.get_ip_address(), address.get_port());
Bongjun 6:e2ab76b2be07 472 if (_w5500.is_closed(SKT(handle)->fd)) {
Bongjun 6:e2ab76b2be07 473 nsapi_error_t err = socket_bind(handle, address);
Bongjun 6:e2ab76b2be07 474 if (err < 0 ) {
Bongjun 6:e2ab76b2be07 475 DBG("failed to bind socket: %d\n", err);
Bongjun 6:e2ab76b2be07 476 return err;
Bongjun 6:e2ab76b2be07 477 }
Bongjun 6:e2ab76b2be07 478 }
Bongjun 6:e2ab76b2be07 479 //compare with original: int size = eth->wait_writeable(_sock_fd, _blocking ? -1 : _timeout, length-1);
Bongjun 6:e2ab76b2be07 480 int len = _w5500.wait_writeable(SKT(handle)->fd, w5500_WAIT_TIMEOUT, size-1);
Bongjun 6:e2ab76b2be07 481 if (len < 0) {
Bongjun 6:e2ab76b2be07 482 DBG("error: NSAPI_ERROR_WOULD_BLOCK\n");
Bongjun 6:e2ab76b2be07 483 return NSAPI_ERROR_WOULD_BLOCK;;
Bongjun 6:e2ab76b2be07 484 }
Bongjun 6:e2ab76b2be07 485
Bongjun 6:e2ab76b2be07 486 // set remote host
Bongjun 6:e2ab76b2be07 487 _w5500.sreg_ip(SKT(handle)->fd, Sn_DIPR, address.get_ip_address());
Bongjun 6:e2ab76b2be07 488 // set remote port
Bongjun 6:e2ab76b2be07 489 _w5500.sreg<uint16_t>(SKT(handle)->fd, Sn_DPORT, address.get_port());
Bongjun 6:e2ab76b2be07 490
Bongjun 6:e2ab76b2be07 491 nsapi_size_or_error_t err = _w5500.send(SKT(handle)->fd, (const char*)data, size);
Bongjun 6:e2ab76b2be07 492 DBG("rv: %d, size: %d\n", err, size);
Bongjun 6:e2ab76b2be07 493
Bongjun 6:e2ab76b2be07 494 #if w5500_INTF_DBG
Bongjun 6:e2ab76b2be07 495 if (err > 0) {
Bongjun 6:e2ab76b2be07 496 debug("[socket_sendto] data: ");
Bongjun 6:e2ab76b2be07 497 for(int i = 0; i < err; i++) {
Bongjun 6:e2ab76b2be07 498 if ((i%16) == 0) {
Bongjun 6:e2ab76b2be07 499 debug("\n");
Bongjun 6:e2ab76b2be07 500 }
Bongjun 6:e2ab76b2be07 501 debug(" %02x", ((uint8_t*)data)[i]);
Bongjun 6:e2ab76b2be07 502 }
Bongjun 6:e2ab76b2be07 503 if ((err-1%16) != 0) {
Bongjun 6:e2ab76b2be07 504 debug("\n");
Bongjun 6:e2ab76b2be07 505 }
Bongjun 6:e2ab76b2be07 506 }
Bongjun 6:e2ab76b2be07 507 #endif
Bongjun 6:e2ab76b2be07 508 return err;
Bongjun 6:e2ab76b2be07 509 }
Bongjun 6:e2ab76b2be07 510
Bongjun 6:e2ab76b2be07 511 nsapi_size_or_error_t W5500Interface::socket_recvfrom(nsapi_socket_t handle, SocketAddress *address,
Bongjun 6:e2ab76b2be07 512 void *buffer, nsapi_size_t size)
Bongjun 6:e2ab76b2be07 513 {
Bongjun 6:e2ab76b2be07 514 DBG("fd: %d\n", SKT(handle)->fd);
Bongjun 6:e2ab76b2be07 515 //check for null pointers
Bongjun 6:e2ab76b2be07 516 if (buffer == NULL) {
Bongjun 6:e2ab76b2be07 517 DBG("buffer is NULL; receive is ABORTED\n");
Bongjun 6:e2ab76b2be07 518 return -1;
Bongjun 6:e2ab76b2be07 519 }
Bongjun 6:e2ab76b2be07 520
Bongjun 6:e2ab76b2be07 521 uint8_t info[8];
Bongjun 6:e2ab76b2be07 522 int len = _w5500.wait_readable(SKT(handle)->fd, w5500_WAIT_TIMEOUT, sizeof(info));
Bongjun 6:e2ab76b2be07 523 if (len < 0) {
Bongjun 6:e2ab76b2be07 524 DBG("error: NSAPI_ERROR_WOULD_BLOCK\n");
Bongjun 6:e2ab76b2be07 525 return NSAPI_ERROR_WOULD_BLOCK;
Bongjun 6:e2ab76b2be07 526 }
Bongjun 6:e2ab76b2be07 527
Bongjun 6:e2ab76b2be07 528 //receive endpoint information
Bongjun 6:e2ab76b2be07 529 _w5500.recv(SKT(handle)->fd, (char*)info, sizeof(info));
Bongjun 6:e2ab76b2be07 530
Bongjun 6:e2ab76b2be07 531 char addr[17];
Bongjun 6:e2ab76b2be07 532 snprintf(addr, sizeof(addr), "%d.%d.%d.%d", info[0], info[1], info[2], info[3]);
Bongjun 6:e2ab76b2be07 533 uint16_t port = info[4]<<8|info[5];
Bongjun 6:e2ab76b2be07 534 // original behavior was to terminate execution if address is NULL
Bongjun 6:e2ab76b2be07 535 if (address != NULL) {
Bongjun 6:e2ab76b2be07 536 //DBG("[socket_recvfrom] warn: addressis NULL");
Bongjun 6:e2ab76b2be07 537 address->set_ip_address(addr);
Bongjun 6:e2ab76b2be07 538 address->set_port(port);
Bongjun 6:e2ab76b2be07 539 }
Bongjun 6:e2ab76b2be07 540
Bongjun 6:e2ab76b2be07 541 int udp_size = info[6]<<8|info[7];
Bongjun 6:e2ab76b2be07 542
Bongjun 6:e2ab76b2be07 543 if (udp_size > (len-sizeof(info))) {
Bongjun 6:e2ab76b2be07 544 DBG("error: udp_size > (len-sizeof(info))\n");
Bongjun 6:e2ab76b2be07 545 return -1;
Bongjun 6:e2ab76b2be07 546 }
Bongjun 6:e2ab76b2be07 547
Bongjun 6:e2ab76b2be07 548 //receive from socket
Bongjun 6:e2ab76b2be07 549 nsapi_size_or_error_t err = _w5500.recv(SKT(handle)->fd, (char*)buffer, udp_size);
Bongjun 6:e2ab76b2be07 550 DBG("rv: %d\n", err);
Bongjun 6:e2ab76b2be07 551 #if w5500_INTF_DBG
Bongjun 6:e2ab76b2be07 552 if (err > 0) {
Bongjun 6:e2ab76b2be07 553 debug("[socket_recvfrom] buffer:");
Bongjun 6:e2ab76b2be07 554 for(int i = 0; i < err; i++) {
Bongjun 6:e2ab76b2be07 555 if ((i%16) == 0) {
Bongjun 6:e2ab76b2be07 556 debug("\n");
Bongjun 6:e2ab76b2be07 557 }
Bongjun 6:e2ab76b2be07 558 debug(" %02x", ((uint8_t*)buffer)[i]);
Bongjun 6:e2ab76b2be07 559 }
Bongjun 6:e2ab76b2be07 560 if ((err-1%16) != 0) {
Bongjun 6:e2ab76b2be07 561 debug("\n");
Bongjun 6:e2ab76b2be07 562 }
Bongjun 6:e2ab76b2be07 563 }
Bongjun 6:e2ab76b2be07 564 #endif
Bongjun 6:e2ab76b2be07 565 return err;
Bongjun 6:e2ab76b2be07 566 }
Bongjun 6:e2ab76b2be07 567
Bongjun 6:e2ab76b2be07 568 void W5500Interface::socket_attach(void *handle, void (*callback)(void *), void *data)
Bongjun 6:e2ab76b2be07 569 {
Bongjun 6:e2ab76b2be07 570 /*
Bongjun 6:e2ab76b2be07 571 if (handle == NULL) return;
Bongjun 6:e2ab76b2be07 572 DBG("fd: %d, callback: %p\n", SKT(handle)->fd, callback);
Bongjun 6:e2ab76b2be07 573 SKT(handle)->callback = callback;
Bongjun 6:e2ab76b2be07 574 SKT(handle)->callback_data = data;
Bongjun 6:e2ab76b2be07 575 */
Bongjun 6:e2ab76b2be07 576 if (handle == NULL) return;
Bongjun 6:e2ab76b2be07 577 w5500_socket *socket = (w5500_socket *)handle;
Bongjun 6:e2ab76b2be07 578 w5500_sockets[socket->fd].callback = callback;
Bongjun 6:e2ab76b2be07 579 w5500_sockets[socket->fd].callback_data = data;
Bongjun 6:e2ab76b2be07 580 }
Bongjun 6:e2ab76b2be07 581
Bongjun 6:e2ab76b2be07 582 /*
Bongjun 6:e2ab76b2be07 583 void W5500Interface::event()
Bongjun 6:e2ab76b2be07 584 {
Bongjun 6:e2ab76b2be07 585 for(int i=0; i<MAX_SOCK_NUM; i++){
Bongjun 6:e2ab76b2be07 586 if (w5500_sockets[i].callback) {
Bongjun 6:e2ab76b2be07 587 w5500_sockets[i].callback(w5500_sockets[i].data);
Bongjun 6:e2ab76b2be07 588 }
Bongjun 6:e2ab76b2be07 589 }
Bongjun 6:e2ab76b2be07 590 }
Bongjun 6:e2ab76b2be07 591 */