Diff: slave.cpp

Revision:

3:538e17979246

Parent:

2:6bfe732ba6bc

--- a/slave.cpp	Mon Mar 19 11:32:54 2018 +0000
+++ b/slave.cpp	Fri Mar 23 13:42:13 2018 +0000
@@ -27,9 +27,8 @@
     
     void Slave::handleIncomingFrame(void){
         char in_buffer[MAX_PACKET_SIZE];
-        //char *command_info[3];
-        //char ip_address[] = {'1','9','2','.','1','6','8','.','0','.','x','x','x'};
-        char ack_id[3];
+        char ack_id[4];
+        char response_array[512];
         switch(CurrentSlaveState){
             case STATE_INIT:
             {
@@ -92,18 +91,15 @@
                 
                 char *p = strtok(in_buffer, " ");
                 command_info[0] = p;
-                printf("Eerste strtok: '%s'\r\n", command_info[0]);
                 char *q = strtok(NULL, " ");
                 command_info[1] = q;
-                printf("Tweede strtok: '%s'\r\n", command_info[1]);
                 char *s = strtok(NULL, '\0');
-                command_info[2] = s;
-                printf("Derde strtok: '%s'\r\n", command_info[2]);
-                
+                command_info[2] = s;         
                 
                 ack_id[0] = ip_address[10];
                 ack_id[1] = ip_address[11];
                 ack_id[2] = ip_address[12];
+                ack_id[3] = '\0';
                 
                 CurrentSlaveState = STATE_HANDLE_REQUEST;
                 break;
@@ -115,7 +111,8 @@
                 temperatureValue = 0.0;
                 potentiometerValue = 0.0;
                 
-                response = "";
+                response.clear();
+                memset(&response_array[0], 0, sizeof(response_array));
                 
                 if(strcmp(command_info[0], "PUT") == 0){
                     if(strcmp(command_info[1], "/LCD") == 0){
@@ -134,7 +131,7 @@
                     }
                     else
                     {
-                    response.append("ACK").append(" ").append("4.0").append("").append(ack_id);
+                    response.append("ACK").append(" ").append("4.0").append(" ").append(ack_id);
                     }
 
                 }
@@ -163,9 +160,11 @@
             }
             case STATE_SEND_ACKNOWLEDGEMENT:
             {
-                sock_slave.sendTo(master,(char *)response.c_str(), 512);
+                strcpy(response_array, response.c_str());
+                sock_slave.sendTo(master,(char *)response_array, 512);
  
-                memset(&response[0], 0, sizeof(response));
+                response.clear();
+
                 CurrentSlaveState = STATE_WAIT_FOR_FRAME;
                 break;
             }