GainSpan Wi-Fi library

Diff: Socket/TCPSocketServer.cpp

Revision:

5:78943b3945b5

Parent:

4:0bcec6272784

Child:

8:64184a968e3b

--- a/Socket/TCPSocketServer.cpp	Thu Dec 20 15:08:58 2012 +0000
+++ b/Socket/TCPSocketServer.cpp	Sun Jan 27 14:31:19 2013 +0000
@@ -1,90 +1,60 @@
-/* Copyright (C) 2012 mbed.org, MIT License
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
- * and associated documentation files (the "Software"), to deal in the Software without restriction,
- * including without limitation the rights to use, copy, modify, merge, publish, distribute,
- * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in all copies or
- * substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
- * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#include "TCPSocketServer.h"
-#include <string>
-
-TCPSocketServer::TCPSocketServer() {}
-
-// Server initialization
-int TCPSocketServer::bind(int port) {
-    char cmd[20];
-    
-    // set TCP protocol
-    wifi->setProtocol(TCP);
-    
-    // set local port
-    sprintf(cmd, "set i l %d\r", port);
-    if (!wifi->sendCommand(cmd, "AOK"))
-        return -1;
-    
-    // save
-    if (!wifi->sendCommand("save\r", "Stor"))
-        return -1;
-    
-    // reboot
-    wifi->reboot();
-    
-    // connect the network
-    if (wifi->isDHCP()) {
-        if (!wifi->sendCommand("join\r", "DHCP=ON", NULL, 10000))
-            return -1;
-    } else {
-        if (!wifi->sendCommand("join\r", "Associated", NULL, 10000))
-            return -1;
-    }
-        
-    // exit
-    wifi->exit();
-    
-    wait(0.2);
-    wifi->flush();
-    return 0;
-}
-
-int TCPSocketServer::listen(int backlog) {
-    if (backlog != 1)
-        return -1;
-    return 0;
-}
-
-
-int TCPSocketServer::accept(TCPSocketConnection& connection) {
-    int nb_available = 0, pos = 0;
-    char c;
-    string str;
-    bool o_find = false;
-    while (1) {
-        while(!wifi->readable());
-        nb_available = wifi->readable();
-        for (int i = 0; i < nb_available; i++) {
-            c = wifi->getc();
-            if (c == '*') {
-                o_find = true;
-            }
-            if (o_find && c != '\r' && c != '\n') {
-                str += c;
-                pos = str.find("*OPEN*");
-                if (pos != string::npos) {
-                    wifi->flush();
-                    return 0;
-                }
-            }
-        }
-    }
+/* Copyright (C) 2012 mbed.org, MIT License
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
+ * and associated documentation files (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge, publish, distribute,
+ * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all copies or
+ * substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
+ * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+/* Copyright (C) 2013 gsfan, MIT License
+ *  port to the GainSpan Wi-FI module GS1011
+ */
+
+#include "TCPSocketServer.h"
+#include <string>
+
+TCPSocketServer::TCPSocketServer() {}
+
+// Server initialization
+int TCPSocketServer::bind(int port) {
+    _port = port;
+    return 0;
+}
+
+int TCPSocketServer::listen(int backlog) {
+    char cmd[CFG_CMD_SIZE];
+
+    _server = true;
+    if (_cid < 0) {
+        // Socket open
+        _server = false;
+        sprintf(cmd, "AT+NSTCP=%d", _port);
+        if (_wifi->sendCommand(cmd, GSwifi::RES_CONNECT) == false) return -1;
+        _cid = _wifi->readCID();
+    }
+
+    if (backlog != 1)
+        return -1;
+    return 0;
+}
+
+
+int TCPSocketServer::accept(TCPSocketConnection& connection) {
+    int acid;
+    while (1) {
+        acid = _wifi->readACID();
+        if (acid >= 0) {
+            connection.confCID(acid);
+            return 0;
+        }
+    }
 }
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