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//==========================================================================
//
// tests/set_mac_address.c
//
// Set_Mac_Address Utility - this carefully does NOTHING unless you
// edit this source file to confirm that you really want to do it.
//
//==========================================================================
// ####BSDALTCOPYRIGHTBEGIN####
// -------------------------------------------
// Portions of this software may have been derived from FreeBSD, OpenBSD,
// or other sources, and if so are covered by the appropriate copyright
// and license included herein.
// -------------------------------------------
// ####BSDALTCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): hmt
// Contributors:
// Date: 2000-05-03
// Purpose:
// Description:
//
//
//####DESCRIPTIONEND####
//
//==========================================================================
#include <pkgconf/system.h>
#ifdef CYGBLD_DEVS_ETH_DEVICE_H // Get the device config if it exists
#include CYGBLD_DEVS_ETH_DEVICE_H
#endif
// SET_MAC_ADDRESS test code
#include <network.h>
#include <netinet/if_ether.h>
#define NUMTHREADS 1
#define STACK_SIZE (CYGNUM_HAL_STACK_SIZE_TYPICAL + 0x1000)
static char thread_stack[NUMTHREADS][STACK_SIZE];
static cyg_thread thread_data[NUMTHREADS];
static cyg_handle_t thread_handle[NUMTHREADS];
extern void
cyg_test_exit(void);
void
pexit(char *s)
{
perror(s);
cyg_test_exit();
}
// ------------------------------------------------------------------------
// remove NT to make this utility be useful ;-)
#define DONT_SET_ETH0
#define DONT_SET_ETH1
// These are commented out to make sure you choose a value:
#ifdef DO_SET_ETH0
//static cyg_uint8 new_eth0_addr[6]={ 0x0,0x90,0x27,0x8c,0x57,0xdd};
//static cyg_uint8 new_eth0_addr[6]={ 0x0,0x90,0x27,0x8c,0x57,0xdb};
#endif
#ifdef DO_SET_ETH1
//static cyg_uint8 new_eth1_addr[6]={ 0x0,0x90,0x27,0x8c,0x57,0xde};
//static cyg_uint8 new_eth1_addr[6]={ 0x0,0x90,0x27,0x8c,0x57,0xdc};
#endif
// ------------------------------------------------------------------------
int
set_mac_address( const char *interface, char *mac_address )
{
int s, i;
struct ifreq ifr;
s = socket(AF_INET, SOCK_DGRAM, 0);
if (s < 0) {
perror("socket");
return false;
}
diag_printf( "%s socket is %d:\n", interface, s );
strcpy(ifr.ifr_name, interface);
for ( i = 0; i < ETHER_ADDR_LEN; i++ )
ifr.ifr_hwaddr.sa_data[i] = mac_address[i];
diag_printf( "Mac addr %02x:%02x:%02x:%02x:%02x:%02x\n",
ifr.ifr_hwaddr.sa_data[0],
ifr.ifr_hwaddr.sa_data[1],
ifr.ifr_hwaddr.sa_data[2],
ifr.ifr_hwaddr.sa_data[3],
ifr.ifr_hwaddr.sa_data[4],
ifr.ifr_hwaddr.sa_data[5] );
if (ioctl(s, SIOCSIFHWADDR, &ifr)) {
perror("SIOCSIFHWADDR");
close( s );
return false;
}
diag_printf( "%s ioctl(SIOCSIFHWADDR) succeeded\n", interface );
close( s );
return true;
}
// ------------------------------------------------------------------------
void
net_test(cyg_addrword_t param)
{
int results = 0;
diag_printf("Start set_mac_address\n");
#ifdef CYGHWR_NET_DRIVER_ETH0
#ifdef DO_SET_ETH0
diag_printf("Setting MAC of eth0 to %02x:%02x:%02x:%02x:%02x:%02x\n",
new_eth0_addr[0],new_eth0_addr[1],
new_eth0_addr[2],new_eth0_addr[3],
new_eth0_addr[4],new_eth0_addr[5] );
results += set_mac_address( "eth0", new_eth0_addr );
#endif
#endif
#ifdef CYGHWR_NET_DRIVER_ETH1
#ifdef DO_SET_ETH1
diag_printf("Setting MAC of eth1 to %02x:%02x:%02x:%02x:%02x:%02x\n",
new_eth1_addr[0],new_eth1_addr[1],
new_eth1_addr[2],new_eth1_addr[3],
new_eth1_addr[4],new_eth1_addr[5] );
results += set_mac_address( "eth1", new_eth1_addr );
#endif
#endif
if ( 0 == results )
diag_printf( "**** Did not set any MAC addresses ****\n" );
diag_printf("Init Network Interfaces\n");
init_all_network_interfaces();
diag_printf("After init.\n");
cyg_test_exit();
}
// ------------------------------------------------------------------------
void
cyg_start(void)
{
// Create a main thread, so we can run the scheduler and have time 'pass'
cyg_thread_create(10, // Priority - just a number
net_test, // entry
0, // entry parameter
"Network test", // Name
&thread_stack[0][0], // Stack
STACK_SIZE, // Size
&thread_handle[0], // Handle
&thread_data[0] // Thread data structure
);
cyg_thread_resume(thread_handle[0]); // Start it
cyg_scheduler_start();
}
// EOF set_mac_address.c
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