Formula 2019 DV / Mbed OS mbed-os-tcp-server-tests

TCP Server tests STM32F767

Diff: main.cpp

Revision:
0:ba64cd345be8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Mar 08 15:33:14 2019 +0000
@@ -0,0 +1,90 @@
+//#if !FEATURE_LWIP
+//    #error [NOT_SUPPORTED] LWIP not supported for this target
+//#endif
+
+// ref
+// https://os.mbed.com/questions/76794/How-to-set-Static-IP-address-with-Nucleo/
+// https://os.mbed.com/docs/mbed-os/v5.11/apis/ethernet.html
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "TCPServer.h"
+#include "TCPSocket.h"
+
+#define HTTP_STATUS_LINE "HTTP/1.0 200 OK"
+#define HTTP_HEADER_FIELDS "Content-Type: text/html; charset=utf-8"
+#define HTTP_MESSAGE_BODY ""                                     \
+"<html>" "\r\n"                                                  \
+"  <body style=\"display:flex;text-align:center\">" "\r\n"       \
+"    <div style=\"margin:auto\">" "\r\n"                         \
+"      <h1>Hello World</h1>" "\r\n"                              \
+"      <p>Finally It works !</p>" "\r\n"                                 \
+"    </div>" "\r\n"                                              \
+"  </body>" "\r\n"                                               \
+"</html>"
+
+#define HTTP_RESPONSE HTTP_STATUS_LINE "\r\n"   \
+                      HTTP_HEADER_FIELDS "\r\n" \
+                      "\r\n"                    \
+                      HTTP_MESSAGE_BODY "\r\n"
+
+
+Serial pc(SERIAL_TX, SERIAL_RX);
+int main()
+{
+    pc.baud(57600);
+
+    pc.printf("Basic HTTP server example\r\n");
+
+    EthernetInterface eth;
+    eth.set_network("192.168.1.11","255.255.252.0","192.168.1.10");
+    //eth.set_network(IP_Adress,GATEWAY,MASK);
+    eth.connect();
+
+    pc.printf("The target IP address is '%s'\r\n", eth.get_ip_address());
+
+    TCPServer srv;
+    TCPSocket clt_sock;
+    SocketAddress clt_addr;
+
+    /* Open the server on ethernet stack */
+    srv.open(&eth);
+
+    /* Bind the HTTP port (TCP 22) to the server */
+    srv.bind(eth.get_ip_address(), 80);
+
+    /* Can handle 5 simultaneous connections */
+    srv.listen(5);
+
+    char buffer[300];
+
+    while (true) {
+        srv.accept(&clt_sock, &clt_addr);
+        pc.printf("accept %s:%d\r\n", clt_addr.get_ip_address(), clt_addr.get_port());
+        clt_sock.send(HTTP_RESPONSE, strlen(HTTP_RESPONSE));
+        
+        // example to move messages between uart and tcp / ip socket
+        while (0) {
+            if (1) {
+                while (pc.readable()) {
+                    char c = pc.getc(); // Read hyperterminal
+                    buffer[0] = c;
+                    clt_sock.send(buffer, 1);
+                    //echo
+                    pc.printf("%c", c);
+                }
+            } else {
+                // blocking mode
+                int recdata = clt_sock.recv(buffer,300);
+                if (recdata >0 ){
+                    buffer[recdata]=0;
+                    printf("%s %d\r\n", buffer, recdata);
+                    // echo
+                    buffer[recdata]=10;
+                    buffer[recdata+1]=13;
+                    clt_sock.send(buffer, recdata+2);
+                }
+            }
+        }
+
+    }
+}