#include <net/iw_handler.h>
#include <wlioctl.h>
-#define DEBUG
-
static struct net_device *dev;
char buf[WLC_IOCTL_MAXLEN];
};
#define NUM_CHANNELS ( sizeof(channel_frequency) / sizeof(channel_frequency[0]) )
+static int wlcompat_private_ioctl(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra);
+
static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len)
{
mm_segment_t old_fs = get_fs();
return ret;
}
+static int wl_set_val(struct net_device *dev, char *var, void *val, int len)
+{
+ char buf[128];
+ int buf_len;
+
+ /* check for overflow */
+ if ((buf_len = strlen(var)) + 1 + len > sizeof(buf))
+ return -1;
+
+ strcpy(buf, var);
+ buf_len += 1;
+
+ /* append int value onto the end of the name string */
+ memcpy(&buf[buf_len], val, len);
+ buf_len += len;
+
+ return wl_ioctl(dev, WLC_SET_VAR, buf, buf_len);
+}
+
+static int wl_get_val(struct net_device *dev, char *var, void *val, int len)
+{
+ char buf[128];
+ int ret;
+
+ /* check for overflow */
+ if (strlen(var) + 1 > sizeof(buf) || len > sizeof(buf))
+ return -1;
+
+ strcpy(buf, var);
+ if ((ret = wl_ioctl(dev, WLC_GET_VAR, buf, sizeof(buf))))
+ return ret;
+
+ memcpy(val, buf, len);
+ return 0;
+}
+
+
static int wlcompat_ioctl_getiwrange(struct net_device *dev,
char *extra)
{
}
break;
}
+ case SIOCSIWAP:
+ {
+ if (wrqu->ap_addr.sa_family != ARPHRD_ETHER)
+ return -EINVAL;
+
+ if (wl_ioctl(dev,WLC_SET_BSSID,wrqu->ap_addr.sa_data,6) < 0)
+ return -EINVAL;
+
+ break;
+ }
case SIOCGIWAP:
{
wrqu->ap_addr.sa_family = ARPHRD_ETHER;
}
case SIOCGIWTXPOW:
{
- wrqu->txpower.value = 0;
- if (wl_ioctl(dev,WLC_GET_TXPWR, &(wrqu->txpower.value), sizeof(int)) < 0)
+ if (wl_get_val(dev, "qtxpower", &(wrqu->txpower.value), sizeof(int)) < 0)
return -EINVAL;
+
+ wrqu->txpower.value &= ~WL_TXPWR_OVERRIDE;
+
wrqu->txpower.fixed = 0;
wrqu->txpower.disabled = 0;
wrqu->txpower.flags = IW_TXPOW_MWATT;
}
case SIOCSIWTXPOW:
{
+ int override;
+
+ if (wl_get_val(dev, "qtxpower", &override, sizeof(int)) < 0)
+ return -EINVAL;
+
+ wrqu->txpower.value |= override & WL_TXPWR_OVERRIDE;
+
if (wrqu->txpower.flags != IW_TXPOW_MWATT)
return -EINVAL;
- if (wl_ioctl(dev, WLC_SET_TXPWR, &wrqu->txpower.value, sizeof(int)) < 0)
+ if (wl_set_val(dev, "qtxpower", &wrqu->txpower.value, sizeof(int)) < 0)
return -EINVAL;
}
case SIOCGIWENCODE:
}
default:
{
+ if (info->cmd >= SIOCIWFIRSTPRIV)
+ return wlcompat_private_ioctl(dev, info, wrqu, extra);
+
return -EINVAL;
}
}
iw_handler_get_spy, /* SIOCGIWSPY */
iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
- NULL, /* SIOCSIWAP */
+ wlcompat_ioctl, /* SIOCSIWAP */
wlcompat_ioctl, /* SIOCGIWAP */
NULL, /* -- hole -- */
NULL, /* SIOCGIWAPLIST */
wlcompat_ioctl, /* SIOCGIWENCODE */
};
+#define PRIV_SET_MONITOR SIOCIWFIRSTPRIV + 0
+#define PRIV_GET_MONITOR SIOCIWFIRSTPRIV + 1
+#define PRIV_SET_TXPWR_LIMIT SIOCIWFIRSTPRIV + 2
+#define PRIV_GET_TXPWR_LIMIT SIOCIWFIRSTPRIV + 3
+
+static const struct iw_priv_args wlcompat_private_args[] =
+{
+ { PRIV_SET_MONITOR,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ 0,
+ "set_monitor"
+ },
+ { PRIV_GET_MONITOR,
+ 0,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_monitor"
+ },
+ { PRIV_SET_TXPWR_LIMIT,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ 0,
+ "set_txpwr_force"
+ },
+ { PRIV_GET_TXPWR_LIMIT,
+ 0,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_txpwr_force"
+ }
+};
+
+static int wlcompat_private_ioctl(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ int *value = (int *) wrqu->name;
+
+ switch (info->cmd) {
+ case PRIV_SET_MONITOR:
+ {
+ if (wl_ioctl(dev, WLC_SET_MONITOR, value, sizeof(int)) < 0)
+ return -EINVAL;
+
+ break;
+ }
+ case PRIV_GET_MONITOR:
+ {
+ if (wl_ioctl(dev, WLC_GET_MONITOR, extra, sizeof(int)) < 0)
+ return -EINVAL;
+
+ break;
+ }
+ case PRIV_SET_TXPWR_LIMIT:
+ {
+ int val;
+
+
+ if (wl_get_val(dev, "qtxpower", &val, sizeof(int)) < 0)
+ return -EINVAL;
+
+ if (*extra > 0)
+ val |= WL_TXPWR_OVERRIDE;
+ else
+ val &= ~WL_TXPWR_OVERRIDE;
+
+ if (wl_set_val(dev, "qtxpower", &val, sizeof(int)) < 0)
+ return -EINVAL;
+
+ break;
+ }
+ case PRIV_GET_TXPWR_LIMIT:
+ {
+ if (wl_get_val(dev, "qtxpower", value, sizeof(int)) < 0)
+ return -EINVAL;
+
+ *value = ((*value & WL_TXPWR_OVERRIDE) == WL_TXPWR_OVERRIDE ? 1 : 0);
+
+ break;
+ }
+ default:
+ {
+ return -EINVAL;
+ }
+
+ }
+ return 0;
+}
+
+
+static const iw_handler wlcompat_private[] =
+{
+ wlcompat_private_ioctl,
+ wlcompat_private_ioctl,
+ wlcompat_private_ioctl,
+ wlcompat_private_ioctl
+};
+
+
static const struct iw_handler_def wlcompat_handler_def =
{
.standard = (iw_handler *) wlcompat_handler,
.num_standard = sizeof(wlcompat_handler)/sizeof(iw_handler),
- .private = NULL,
- .num_private = 0,
- .private_args = NULL,
- .num_private_args = 0,
+ .private = wlcompat_private,
+ .num_private = sizeof(wlcompat_private)/sizeof(iw_handler),
+ .private_args = wlcompat_private_args,
+ .num_private_args = sizeof(wlcompat_private_args)/sizeof(struct iw_priv_args),
};
+
#ifdef DEBUG
static int (*old_ioctl)(struct net_device *dev, struct ifreq *ifr, int cmd);
void print_buffer(int len, unsigned char *buf) {
static int __init wlcompat_init()
{
- dev = dev_get_by_name("eth1");
+ int found = 0, i;
+ char *devname = "eth0";
+
+ while (!found && (dev = dev_get_by_name(devname))) {
+ if ((wl_ioctl(dev, WLC_GET_MAGIC, &i, sizeof(i)) == 0) && i == WLC_IOCTL_MAGIC)
+ found = 1;
+ devname[3]++;
+ }
+
+ if (!found) {
+ printk("No Broadcom devices found.\n");
+ return -ENODEV;
+ }
+
+
#ifdef DEBUG
old_ioctl = dev->do_ioctl;
dev->do_ioctl = new_ioctl;
projects / openwrt.git / blobdiff