[w-meter-svn] SF.net SVN: w-meter:[233] frame_injection_g/trunk/src/data_dataframe_cpp. cpp

[<sat...@us...>]

Revision: 233
          http://w-meter.svn.sourceforge.net/w-meter/?rev=233&view=rev
Author:   sathakselva
Date:     2010-03-11 14:40:30 +0000 (Thu, 11 Mar 2010)

Log Message:
-----------
Source & Destination IP address processing added in data frames

Modified Paths:
--------------
    frame_injection_g/trunk/src/data_dataframe_cpp.cpp

Modified: frame_injection_g/trunk/src/data_dataframe_cpp.cpp
===================================================================
--- frame_injection_g/trunk/src/data_dataframe_cpp.cpp	2010-03-11 13:59:43 UTC (rev 232)
+++ frame_injection_g/trunk/src/data_dataframe_cpp.cpp	2010-03-11 14:40:30 UTC (rev 233)
@@ -337,18 +337,30 @@
                                 uint16_t temp_payload_size = lineedit_payload->text().length();
                                 const char *str_payload = lineedit_payload->text();
 
-                                QString str_ipsource=lineedit_ip_source->text();
+                                QString str_ipsource = lineedit_ip_source->text();
+				QString str_ipdest = lineedit_ip_dest->text();
 
                                 unsigned long ip;
-                                uint16_t a,b,c,d;
+                                uint8_t src_ip[4], dest_ip[4];
 
                                 ip=inet_addr( str_ipsource );
-                                d=( ip>>24 )&0xff;
-                                c=( ip>>16 )&0xff;
-                                b=( ip>>8 )&0xff;
-                                a=ip&0xff;
 
-                                printf( "%2x\n%2x\n%2x\n%2x",a,b,c,d );
+				int run, shift = 24;
+			
+				for (run = 3; run >=0; run--)
+				{
+					src_ip[run] = ( ip >> shift ) & 0xff;
+					shift -= 8;
+				}
+
+				printf("%02x %02x %02x %02x\n", src_ip[0], src_ip[1], src_ip[2], src_ip[3]);
+
+				ip=inet_addr( str_ipdest );
+				for (run = 3, shift = 24; run >=0; run--)
+				{
+					dest_ip[run] = ( ip >> shift ) & 0xff;
+					shift -= 8;
+				}
                                 uint8_t llc_hdr[8] = {0xaa, 0xaa, 0x03,0x00,0x00,0x00,0x08,0x00};
                                 //values initializing in a dynamic array
                                 uint8_t control_header_arr1[] =
@@ -402,7 +414,7 @@
 				}
  				else
  				{
-					/*	Otherwise increase the memory size to append LLC header	*/
+					/*	Otherwise increase the variable size to append LLC header	*/
 	                                int llc_hdr_len = sizeof(llc_hdr)/sizeof(llc_hdr[0]);
         	                        control_header_arr=( unsigned char* ) realloc( control_header_arr, (frame_len + llc_hdr_len) * ( sizeof( unsigned char ) ) );
 	                                if ( control_header_arr == NULL )
@@ -416,7 +428,9 @@
                                 	frame_len = frame_len + llc_hdr_len;
 					/*	Add IP header	
 						This part is very ugly. Need to modify	*/
-					unsigned char ip_hdr[] = {0x45, 0x00, 0x00, 0x54, 0x00, 0x00, 0x40, 0x00, 0x40, 0x01, 0xb7, 0x44, 0xc0, 0xa8, 0x01, 0x0b, 0xc0, 0xa8, 0x01, 0x09};
+					unsigned char ip_hdr[] = {
+					0x45, 0x00, 0x00, 0x54, 0x00, 0x00, 0x40, 0x00, 0x40, 0x01, 0xb7, 0x44, src_ip[0], src_ip[1], src_ip[2], src_ip[3], dest_ip[0], dest_ip[1], dest_ip[2], dest_ip[3]	
+					};
 
  					int ip_hdr_len = sizeof(ip_hdr)/sizeof(ip_hdr[0]);
 					
@@ -458,7 +472,7 @@
 						unsigned char temp_char_arr[msdu_size];
 	
 						for ( int i=0; i<msdu_size; i++ )
-						temp_char_arr[i]='a';
+							temp_char_arr[i]='a';
 	
 						uint16_t temp_sum = frame_len + msdu_size;
 	
@@ -628,7 +642,6 @@
     lineedit_msdu_size->setText( "0" );
 }
 
-
 void data_dataframe_cpp::save_in_txt( char *file )
 {
     FILE *fptr;


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