static void device_manager_destroy(struct object *obj)
{
struct device_manager *manager = (struct device_manager *)obj;
struct list_head *ptr;
while ((ptr = list_head(&manager->devices))) {
struct device *device = LIST_ENTRY(ptr, struct device, entry);
delete_device(device);
}
}
int i825xx_unload_device_pci(i825xxdev_t *dev)
{
if(!dev) return 0;
struct pci_device *device = dev->device;
printk(1, "[i825xx]: Unloading device (%x.%x.%x)\n",
device->bus, device->dev, device->func);
device->flags &= ~PCI_ENGAGED;
device->flags &= ~PCI_DRIVEN;
iremove_force(dev->node);
//interrupt_unregister_handler(dev->inter, (isr_t)&i825xx_int);
delete_device(dev);
return 0;
}
static void pcihacker_exit(void)
{
#ifdef SYSFS_ATTR_CREATE
kobject_put(pcihacker_kobj);
#endif
#ifdef CREATE_CHAR_DEV
/* Unregister and delete the node */
delete_device();
#endif
printk("pcihacker###14%s: device exit...\n", __func__);
}
/* see which wds devices we are getting beacons from. (this routine doesn't
* look at the ethernet connection or the wlan connection. those devices
* are added at startup, the latter only if we were told to do so from the
* command line. they don't come and go. only the wds devices
* come and go.)
*
* this routine manages the device_list array, which includes if_index,
* file descriptor, etc. to support actual low-level communication.
*/
char check_devices(void)
{
char result = 0;
int retval;
static struct ifreq get_index;
struct sockaddr_ll bind_arg;
char wds_devices[MAX_CLOUD][64];
mac_address_t wds_macs[MAX_CLOUD];
int wds_count = 0;
int w, d;
char buf[64];
FILE *wds = fopen(wds_file, "r");
if (wds == NULL) {
ddprintf("check_devices; fopen failed: %s\n", strerror(errno));
ddprintf(" file: '%s'\n", wds_file);
goto finish;
}
/* read the mac addresses of the wds devices into
* local array wds_devices
*/
while (1) {
if (wds_count >= MAX_CLOUD) {
ddprintf("check_devices: too many wds devices\n");
break;
}
if (skip_comment_line(wds) != 0) {
ddprintf("check_devices; problem reading file.\n");
break;
}
#ifdef WRT54G
retval = mac_read(wds, wds_macs[wds_count]);
#else
retval = fscanf(wds, "%s", wds_devices[wds_count]);
#endif
if (retval != 1) { break; }
#ifdef WRT54G
retval = fscanf(wds, "%s", wds_devices[wds_count]);
#else
retval = mac_read(wds, wds_macs[wds_count]);
#endif
if (retval != 1) {
ddprintf("check_devices; could not read device name from wds\n");
goto finish;
}
wds_count++;
}
top :
/* see if every wds device in our list matches current truth */
for (d = 0; d < device_list_count; d++) {
int found = 0;
if (device_list[d].device_type != device_type_wds
&& device_list[d].device_type != device_type_cloud_wds)
{ continue; }
for (w = 0; w < wds_count; w++) {
if (mac_equal(device_list[d].mac_address, wds_macs[w])) {
found = 1;
break;
}
}
if (!found
|| strstr(device_list[d].device_name, wds_devices[w]) == NULL)
{
result = 1;
delete_device(d);
goto top;
}
if (!use_pipes) {
/* check to see that the if_index is still the same.
* (if "wds0.2" gets deleted and then re-created, it probably
* has a different if_index.)
*/
sprintf(get_index.ifr_name, device_list[d].device_name);
retval = ioctl(device_list[d].fd, SIOCGIFINDEX, &get_index);
if (retval == -1) {
ddprintf("check_devices; could not get device index: %s\n",
strerror(errno));
goto finish;
}
if (device_list[d].if_index != get_index.ifr_ifindex) {
device_list[d].if_index = get_index.ifr_ifindex;
memset(&bind_arg, 0, sizeof(bind_arg));
bind_arg.sll_family = AF_PACKET;
bind_arg.sll_ifindex = get_index.ifr_ifindex;
bind_arg.sll_protocol = htons(ETH_P_ALL);
retval = bind(device_list[d].fd, (struct sockaddr *) &bind_arg,
sizeof(bind_arg));
if (retval == -1) {
ddprintf("check_devices; bind failed: %s\n",
strerror(errno));
goto finish;
}
result = 1;
goto top;
}
}
}
/* see if every device out there is in our local table */
for (w = 0; w < wds_count; w++) {
int found = 0;
for (d = 0; d < device_list_count; d++) {
if (mac_equal(device_list[d].mac_address, wds_macs[w])) {
found = 1;
break;
}
}
if (!found) {
result = 1;
add_device(
ad_hoc_mode ? "ad-hoc device" : wds_devices[w],
wds_macs[w],
ad_hoc_mode ? device_type_ad_hoc : device_type_wds);
if (!ad_hoc_mode && db[47].d) {
sprintf(buf, "%s:1", wds_devices[w]);
add_device(buf, wds_macs[w], device_type_cloud_wds);
}
}
}
finish :
if (wds != NULL) { fclose(wds); }
return result;
} /* check_devices */
