Changeset 207 for vtcross/trunk/src/lib

Timestamp:

03/26/09 10:40:14 (15 years ago)

Author:

jgaeddert

Message:

Added CognitiveRadioShell? class and Shell demo.

Files:

• vtcross/trunk/src/lib/socketcomm/socketcomm.cpp (modified) (5 diffs)

vtcross/trunk/src/lib/socketcomm/socketcomm.cpp

@@ -12 +12 @@
 #include <cstdlib>
 #include <cstring>
+#include <iostream>
+#include <fcntl.h>
+#include <sys/ioctl.h>
 #include <netdb.h>
 #include <netinet/in.h>
@@ -34 +37 @@
 ReadMessage(int32_t socketFD, char* msgBuffer)
 {
+
+    // Peek at the buffer to get real message length.
+    // Messages are termination with a "\0" to denote EOM.
     ssize_t msgLength = recv(socketFD, msgBuffer, 256, MSG_PEEK);
 
@@ -42 +48 @@
     }
 
+    // Read the message into msgBuffer
     msgLength = recv(socketFD, msgBuffer, i + 1, 0);
     if (msgLength < 0)
@@ -202 +209 @@
 
     int32_t clientSocket = accept(serverSock, NULL, NULL);
-    if(clientSocket < 0)
-        ERROR(1, "Could not establish connection with client socket.\n");
-   
-    LOG("Handling client %s\n", inet_ntoa(echoClientAddr.sin_addr));
+    if(clientSocket < 0) { 
+        //ERROR(1, "Could not establish connection with client socket.\n");
+        return -1;
+    }
+    //LOG("Handling client %s\n", inet_ntoa(echoClientAddr.sin_addr));
 
     return clientSocket;
@@ -238 +246 @@
 }
 
+int32_t
+InitializeTCPServerPort(int32_t servSock)
+{
+
+    int32_t rc, on = 1;
+
+    rc = setsockopt(servSock, SOL_SOCKET, SO_REUSEADDR, (char*)&on, sizeof(on));
+    if(rc < 0)
+    {
+        ERROR(1,"setsockopt() failed\n");
+        close(servSock);
+        return -1;
+    }
+
+    rc = ioctl(servSock, FIONBIO, (char*)&on);
+    if(rc < 0)
+    {
+        ERROR(1,"ioctl() failed\n");
+        close(servSock);
+        return -1;
+    }
+
+    return 1;
+}