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wlan: set_key and del_key

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Matheus
2026-09-10 14:11:12 -03:00
parent d3ff861386
commit 2c73b64e3f
3 changed files with 162 additions and 4 deletions
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kernel-src/io/net/netdev.c
+71 -4
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@@ -35,6 +35,14 @@ typedef struct {
size_t ie_size;
} wlan_association_request_t;
typedef struct {
uint8_t peer[6];
uint8_t index;
uint32_t flags;
} wlan_del_key_request_t;
#define MAX_KEY_SIZE 128
#define MAX_SEQ_SIZE 16
#define MAX_IE_SIZE 1024
#define NETDEV_IOCTL_GET_INFO 0x1337631
@@ -96,12 +104,71 @@ int handle_wlan_ioctl(netdev_t *netdev, unsigned long request, void *arg, int *r
return wlan_associate_wait(netdev);
case NETDEV_IOCTL_WLAN_DISASSOCIATE:
return wlan_disassociate(netdev);
case NETDEV_IOCTL_WLAN_SET_KEY:
case NETDEV_IOCTL_WLAN_SET_KEY: {
wlan_key_t req;
int error = USERCOPY_POSSIBLY_FROM_USER(&req, arg, sizeof(req));
if (error)
return error;
break;
case NETDEV_IOCTL_WLAN_DEL_KEY:
if (req.rx_seq_len > MAX_SEQ_SIZE)
return EINVAL;
break;
if (req.key_len > MAX_KEY_SIZE)
return EINVAL;
void *key = NULL;
void *seq = NULL;
if (req.key_len) {
if (IS_USER_ADDRESS(arg) && !IS_USER_ADDRESS(req.key))
return EFAULT;
key = alloc(req.key_len);
if (key == NULL)
return ENOMEM;
error = USERCOPY_POSSIBLY_FROM_USER(key, req.key, req.key_len);
if (error)
goto wlan_set_key_done;
}
if (req.rx_seq_len) {
if (IS_USER_ADDRESS(arg) && !IS_USER_ADDRESS(req.rx_seq)) {
error = EFAULT;
goto wlan_set_key_done;
}
seq = alloc(req.rx_seq_len);
if (seq == NULL) {
error = ENOMEM;
goto wlan_set_key_done;
}
error = USERCOPY_POSSIBLY_FROM_USER(seq, req.rx_seq, req.rx_seq_len);
if (error)
goto wlan_set_key_done;
}
req.key = key;
req.rx_seq = seq;
error = wlan_set_key(netdev, &req);
wlan_set_key_done:
if (key)
free(key);
if (seq)
free(seq);
return error;
}
case NETDEV_IOCTL_WLAN_DEL_KEY: {
wlan_del_key_request_t req;
int error = USERCOPY_POSSIBLY_FROM_USER(&req, arg, sizeof(req));
if (error)
return error;
return wlan_del_key(netdev, req.index, req.peer, req.flags);
}
default:
return ENOTTY;
}