/* Altough dev is already created, this function is safe! */
static int tap_dev_init(void)
{
tap = xmalloc(sizeof(*tap));
tap->fd = alloc_tap("tap0");
if (tap->fd < 0)
goto free_tap;
if (setpersist_tap(tap->fd) < 0)
goto close_tap;
/* set tap information */
set_tap();
getname_tap(tap->fd, tap->dev.net_name);
getmtu_tap(tap->dev.net_name, &tap->dev.net_mtu);
#ifndef CONFIG_TOP1
gethwaddr_tap(tap->fd, tap->dev.net_hwaddr);
setipaddr_tap(tap->dev.net_name, FAKE_TAP_ADDR);
getipaddr_tap(tap->dev.net_name, &tap->dev.net_ipaddr);
setnetmask_tap(tap->dev.net_name, FAKE_TAP_NETMASK);
setup_tap(tap->dev.net_name);
#endif
unset_tap();
/* Dont add tap device into local net device list */
list_init(&tap->dev.net_list);
return 0;
close_tap:
close(tap->fd);
free_tap:
free(tap);
return -1;
}
/*
* main()
*
* Main command-line routine.
*/
int main (int argc, char **argv)
{
int rc;
char *error_buf;
argv++, argc--;
while (argc > 0)
{
rc = 0;
if (strcmp(*argv, "-i") == 0)
{
rc = hip_install_service();
if (rc == 0)
{
printf("HIP has been successfully installed ");
printf("as a service.\n");
}
}
else if (strcmp(*argv, "-r") == 0)
{
rc = hip_remove_service();
if (rc == 0)
{
printf("HIP has been successfully ");
printf("uninstalled.\n");
}
}
else if (strcmp(*argv, "-setuptap") == 0)
{
rc = setup_tap();
}
else if (strcmp(*argv, "-s") == 0)
{
rc = hip_start_service();
}
else if (strcmp(*argv, "-e") == 0)
{
rc = hip_stop_service();
}
else if (strcmp(*argv, "-X") == 0)
{
DWORD dw;
TCHAR szBuf[80];
LPVOID lpMsgBuf;
SERVICE_TABLE_ENTRY ent[] = {
{ SERVICE_NAME, ServiceMain }, { 0, 0 },
};
StartServiceCtrlDispatcher (ent);
dw = GetLastError();
FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM, NULL, dw,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf, 0, NULL);
wsprintf(szBuf, "Failed with error %d: %s",
dw, lpMsgBuf);
/* Insert errors that we don't care about here. */
if (dw != ERROR_IO_PENDING)
{
MessageBox(NULL, szBuf, "HIP Error", MB_OK);
}
LocalFree(lpMsgBuf);
exit(0);
/* Add new hipd option flags here: */
}
else if (strstr("-a-d-conf-e-g-i3-m-nr-o-p-q-r1-t-u-v",
*argv))
{
argv--, argc++;
goto start_hip;
}
else
{
print_hip_service_usage();
exit(0);
}
/* print error */
if (rc)
{
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, rc, MAKELANGID(LANG_NEUTRAL,
SUBLANG_DEFAULT),
(LPTSTR) &error_buf, 0, NULL);
printf("%s\n", error_buf);
}
return(0);
} /* end while */
start_hip:
init_hip(argc, argv);
while (g_state == 0)
{
Sleep(1000);
}
WSACleanup();
hip_sadb_deinit();
printf("Returning from main(), g_state=%d\n", g_state);
fflush(stdout);
return(0);
}
int main(int argc, char **argv)
{
int result, index;
char *bptr, *tptr;
char *app;
int i, j, c;
struct getap_state *gs;
index = 0;
app = argv[0];
i = j = 1;
tptr = "tgtap%d";
bptr = "/proc/%d/hw/ioreg/ten_Gbe_v2";
gs = malloc(sizeof(struct getap_state));
if(gs == NULL){
fprintf(stderr, "%s: unable to allocate %d bytes\n", app, sizeof(struct getap_state));
return EX_USAGE;
}
gs->s_address_name[0] = '\0';
gs->s_gateway_name[0] = '\0';
gs->s_mac_name[0] = '\0';
gs->s_port = 0;
gs->s_verbose = 1;
gs->s_testing = 0;
while (i < argc) {
if (argv[i][0] == '-') {
c = argv[i][j];
switch (c) {
case 'h' :
usage(app);
return EX_OK;
case 'v' :
gs->s_verbose++;
j++;
break;
case 'T' :
gs->s_testing++;
j++;
break;
case 'a' :
case 'g' :
case 'm' :
case 'p' :
case 'n' :
case 't' :
case 'b' :
j++;
if (argv[i][j] == '\0') {
j = 0;
i++;
}
if (i >= argc) {
fprintf(stderr, "%s: -%c needs a parameter\n", app, c);
return EX_USAGE;
}
switch(c){
case 'a' :
strncpy(gs->s_address_name, argv[i] + j, IP_BUFFER - 1);
gs->s_address_name[IP_BUFFER - 1] = '\0';
break;
case 'g' :
strncpy(gs->s_gateway_name, argv[i] + j, IP_BUFFER - 1);
gs->s_gateway_name[IP_BUFFER - 1] = '\0';
break;
case 'm' :
strncpy(gs->s_mac_name, argv[i] + j, MAC_BUFFER - 1);
gs->s_mac_name[MAC_BUFFER - 1] = '\0';
case 'p' :
gs->s_port = atoi(argv[i] + j);
break;
case 'n' :
index = atoi(argv[i] + j);
break;
case 't' :
tptr = NULL;
strncpy(gs->s_tap_name, argv[i] + j, NAME_BUFFER - 1);
gs->s_tap_name[NAME_BUFFER - 1] = '\0';
break;
case 'b' :
bptr = NULL;
strncpy(gs->s_borph_name, argv[i] + j, NAME_BUFFER - 1);
gs->s_borph_name[NAME_BUFFER - 1] = '\0';
break;
}
i++;
j = 1;
break;
case '\0':
j = 1;
i++;
break;
default:
fprintf(stderr, "%s: unknown option -%c\n", app, argv[i][j]);
return EX_USAGE;
}
} else {
fprintf(stderr, "%s: bad argument %s\n", app, argv[i]);
return EX_USAGE;
}
}
if(tptr){
result = snprintf(gs->s_tap_name, NAME_BUFFER - 1, tptr, index);
if((result < 0) || (result >= NAME_BUFFER)){
fprintf(stderr, "unable to expand %s: Value too long\n", tptr);
return EX_USAGE;
}
}
if(bptr){
result = snprintf(gs->s_borph_name, NAME_BUFFER - 1, bptr, getpid());
if((result < 0) || (result >= NAME_BUFFER)){
fprintf(stderr, "unable to expand %s: Value too long\n", bptr);
return EX_USAGE;
}
}
if(gs->s_address_name[0] == '\0'){
fprintf(stderr, "%s: need an ip address\n", app);
return EX_OSERR;
}
if(gs->s_gateway_name[0] == '\0'){
/* risky, gateware may not like it */
strncpy(gs->s_gateway_name, gs->s_address_name, IP_BUFFER);
}
if(gs->s_mac_name[0] == '\0'){
make_mac(gs);
}
if(gs->s_verbose){
printf("%s: tap interface name: %s\n", app, gs->s_tap_name);
printf("%s: borph file: %s\n", app, gs->s_borph_name);
printf("%s: %s file interface \n", app, gs->s_testing ? "testing" : "borph");
printf("%s: ip address %s\n", app, gs->s_address_name);
printf("%s: mac address %s\n", app, gs->s_mac_name);
}
gs->s_tfd = tap_open(gs->s_tap_name);
if(gs->s_tfd < 0){
fprintf(stderr, "%s: unable to set up tap device %s: %s\n", app, gs->s_tap_name, strerror(errno));
return EX_OSERR;
}
if(setup_borph(gs) < 0){
fprintf(stderr, "%s: unable to initialise borph register file %s: %s\n", app, gs->s_borph_name, strerror(errno));
return EX_OSERR;
}
if(setup_tap(gs)){
fprintf(stderr, "%s: unable to configure tap device %s\n", app, gs->s_tap_name);
return EX_OSERR;
}
printf("%s: my arp table index %d\n", app, gs->s_index);
if(gs->s_verbose){
printf("%s: my network: 0x%08x\n", app, gs->s_network_binary);
}
run = 1;
/* signal stuff */
mainloop(gs);
tap_close(gs->s_tfd);
close(gs->s_bfd);
return EX_OK;
}
