Fernando Ficoseco
First Version (beta test) raw ethernet
Dependencies: EthernetNetIf mbed
Revision 0:db9ea2448fdd, committed 2012-07-09
- Comitter:
- ficofer
- Date:
- Mon Jul 09 22:31:28 2012 +0000
- Commit message:
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/EthernetNetIf.lib Mon Jul 09 22:31:28 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/sherckuith/code/EthernetNetIf/#479ce5546098
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/defines.h Mon Jul 09 22:31:28 2012 +0000 @@ -0,0 +1,15 @@ +/* +* +* Defines necesaries +* +*/ + + +#define forever for(;;) +#define ETH_BUFF_SIZE 1536 +#define PAYLOAD_OFF 14 +#define NUM_PAYLOAD 100 +#define SEC 1000 +#define ETHER_TYPE 0x0801 +#define MAC_ADD_NUM 6 +
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/eth3.c Mon Jul 09 22:31:28 2012 +0000
@@ -0,0 +1,56 @@
+/*
+ * eth2.c
+ * Send ethernet frames
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <inet.h>
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "defines.h"
+#include "utils.h"
+#include "variables.h"
+
+
+
+/*
+ * Public functions
+ * main: here starts ball rolling forever !!!
+ */
+
+int
+main( void )
+{
+ int i;
+
+ set_to_mac( eth_txs_buffer, broadcast );
+
+ printf("Sending data to\n");
+ for(i=0; i<6; i++)
+ printf("%02X ", broadcast[i]);
+ printf("\n");
+
+ mbed_mac_address(my_mac);
+
+ set_from_mac( eth_txs_buffer, my_mac );
+
+ printf("Sending data from\n");
+ for(i=0; i<6; i++)
+ printf("%02X ", my_mac[i]);
+ printf("\n");
+
+ set_ether_type( eth_txs_buffer, ETHER_TYPE );
+
+ memset( eth_txs_buffer + PAYLOAD_OFF, 'Z', NUM_PAYLOAD );
+
+ printf("Flooding Data...\n");
+ forever
+ {
+ eth.write( eth_txs_buffer, PAYLOAD_OFF + NUM_PAYLOAD );
+ eth.send();
+ wait_ms(1*SEC);
+ }
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Mon Jul 09 22:31:28 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/737756e0b479
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/utils.c Mon Jul 09 22:31:28 2012 +0000
@@ -0,0 +1,44 @@
+/*
+*
+* utils.c functions to work with ethernet frames
+*
+*
+*/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <inet.h>
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "defines.h"
+#include "utils.h"
+#include "variables.h"
+
+extern "C" void
+mbed_mac_address(char *mac);
+
+static
+void
+set_to_mac( char *peth, char const *pmac )
+{
+ memcpy( peth, pmac, MAC_ADD_NUM );
+}
+
+static
+void
+set_from_mac( char *peth, char const *pmac )
+{
+ memcpy( peth + MAC_ADD_NUM, pmac, MAC_ADD_NUM );
+}
+
+static
+void
+set_ether_type( char *peth, unsigned ether_type )
+{
+ unsigned short etype;
+
+ etype = ether_type;
+ etype = htons(etype);
+ memcpy( peth + 2*MAC_ADD_NUM, &etype, sizeof(unsigned short) );
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/utils.h Mon Jul 09 22:31:28 2012 +0000 @@ -0,0 +1,12 @@ +/* +* +* utils.h functions to work with ethernet frames +* +* +*/ + + +extern "C" void mbed_mac_address(char *mac); +static void set_to_mac(char *peth, char const *pmac); +static void set_from_mac(char *peth, char const *pmac); +static void set_ether_type(char *peth, unsigned ether_type);
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/variables.h Mon Jul 09 22:31:28 2012 +0000
@@ -0,0 +1,29 @@
+/*
+*
+*
+* Variables needed in the program
+*
+*
+*/
+#include "mbed.h"
+#include "EthernetNetIf.h"
+#include "defines.h"
+
+/*Statics and uninitialiazed*/
+
+Ethernet eth; /*Starts ethernet interface for mbed*/
+static char eth_txs_buffer[ETH_BUFF_SIZE];
+
+
+/*Statics and initialiazed*/
+
+static const char broadcast[MAC_ADD_NUM] =
+{
+ 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+};
+
+static char my_mac[MAC_ADD_NUM] =
+{
+ 0x11, 0x11, 0x11, 0x11, 0x11, 0x11
+};
+