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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-05-13 19:01:32 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2005-05-13 19:01:32 +0000
commit1333c5760a5ea4c3d6033320b26fa68a7b0af4ca (patch)
treeafea30fac78af0bcd456b8b1903d03690930b8eb /openwrt
parent9313b904536d595361703f559e34d16bc6412611 (diff)
replace device in wlcompat(non-debug), add wlcompat.h and refuse to load wlcompat.o if a wireless extension already exists
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@882 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'openwrt')
-rw-r--r--openwrt/package/openwrt/include/wlcompat.h32
-rw-r--r--openwrt/package/openwrt/wlcompat.c99
2 files changed, 82 insertions, 49 deletions
diff --git a/openwrt/package/openwrt/include/wlcompat.h b/openwrt/package/openwrt/include/wlcompat.h
new file mode 100644
index 000000000..e7ead4520
--- /dev/null
+++ b/openwrt/package/openwrt/include/wlcompat.h
@@ -0,0 +1,32 @@
+/*
+ * wlcompat.h
+ *
+ * Copyright (C) 2005 Felix Fietkau <nbd@vd-s.ath.cx>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * $Id$
+ */
+#include <linux/wireless.h>
+
+#ifndef WLCOMPAT_H
+#define WLCOMPAT_H
+
+#define WLCOMPAT_SET_MONITOR SIOCIWFIRSTPRIV + 0
+#define WLCOMPAT_GET_MONITOR SIOCIWFIRSTPRIV + 1
+#define WLCOMPAT_SET_TXPWR_LIMIT SIOCIWFIRSTPRIV + 2
+#define WLCOMPAT_GET_TXPWR_LIMIT SIOCIWFIRSTPRIV + 3
+
+#endif
diff --git a/openwrt/package/openwrt/wlcompat.c b/openwrt/package/openwrt/wlcompat.c
index 3c163fd18..1719a67a7 100644
--- a/openwrt/package/openwrt/wlcompat.c
+++ b/openwrt/package/openwrt/wlcompat.c
@@ -31,6 +31,7 @@
#include <net/iw_handler.h>
#include <wlioctl.h>
+#include <wlcompat.h>
static struct net_device *dev;
char buf[WLC_IOCTL_MAXLEN];
@@ -549,35 +550,6 @@ static const iw_handler wlcompat_handler[] = {
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,
@@ -586,21 +558,21 @@ static int wlcompat_private_ioctl(struct net_device *dev,
int *value = (int *) wrqu->name;
switch (info->cmd) {
- case PRIV_SET_MONITOR:
+ case WLCOMPAT_SET_MONITOR:
{
if (wl_ioctl(dev, WLC_SET_MONITOR, value, sizeof(int)) < 0)
return -EINVAL;
break;
}
- case PRIV_GET_MONITOR:
+ case WLCOMPAT_GET_MONITOR:
{
if (wl_ioctl(dev, WLC_GET_MONITOR, extra, sizeof(int)) < 0)
return -EINVAL;
break;
}
- case PRIV_SET_TXPWR_LIMIT:
+ case WLCOMPAT_SET_TXPWR_LIMIT:
{
int val;
@@ -618,7 +590,7 @@ static int wlcompat_private_ioctl(struct net_device *dev,
break;
}
- case PRIV_GET_TXPWR_LIMIT:
+ case WLCOMPAT_GET_TXPWR_LIMIT:
{
if (wl_get_val(dev, "qtxpower", value, sizeof(int)) < 0)
return -EINVAL;
@@ -636,29 +608,49 @@ static int wlcompat_private_ioctl(struct net_device *dev,
return 0;
}
+static const struct iw_priv_args wlcompat_private_args[] =
+{
+ { WLCOMPAT_SET_MONITOR,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ 0,
+ "set_monitor"
+ },
+ { WLCOMPAT_GET_MONITOR,
+ 0,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_monitor"
+ },
+ { WLCOMPAT_SET_TXPWR_LIMIT,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ 0,
+ "set_txpwr_force"
+ },
+ { WLCOMPAT_GET_TXPWR_LIMIT,
+ 0,
+ IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+ "get_txpwr_force"
+ }
+};
-static const iw_handler wlcompat_private[] =
+static const iw_handler wlcompat_private[] =
{
wlcompat_private_ioctl,
- wlcompat_private_ioctl,
- wlcompat_private_ioctl,
- wlcompat_private_ioctl
+ NULL
};
-static const struct iw_handler_def wlcompat_handler_def =
+static const struct iw_handler_def wlcompat_handler_def =
{
.standard = (iw_handler *) wlcompat_handler,
.num_standard = sizeof(wlcompat_handler)/sizeof(iw_handler),
.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),
+ .num_private = 1,
+ .private_args = wlcompat_private_args,
+ .num_private_args = sizeof(wlcompat_private_args) / sizeof(wlcompat_private_args[0])
};
#ifdef DEBUG
-static int (*old_ioctl)(struct net_device *dev, struct ifreq *ifr, int cmd);
void print_buffer(int len, unsigned char *buf) {
int x;
if (buf != NULL) {
@@ -673,10 +665,23 @@ void print_buffer(int len, unsigned char *buf) {
printk("\n");
}
+#endif
+static int (*old_ioctl)(struct net_device *dev, struct ifreq *ifr, int cmd);
static int new_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) {
int ret = 0;
+ struct iwreq *iwr = (struct iwreq *) ifr;
+ struct iw_request_info info;
+
+#ifdef DEBUG
printk("dev: %s ioctl: 0x%04x\n",dev->name,cmd);
- if (cmd==SIOCDEVPRIVATE) {
+#endif
+
+ if (cmd >= SIOCIWFIRSTPRIV) {
+ info.cmd = cmd;
+ info.flags = 0;
+ ret = wlcompat_private_ioctl(dev, &info, &(iwr->u), (char *) &(iwr->u));
+#ifdef DEBUG
+ } else if (cmd==SIOCDEVPRIVATE) {
wl_ioctl_t *ioc = (wl_ioctl_t *)ifr->ifr_data;
unsigned char *buf = ioc->buf;
printk(" cmd: %d buf: 0x%08x len: %d\n",ioc->cmd,&(ioc->buf),ioc->len);
@@ -686,12 +691,12 @@ static int new_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) {
printk(" recv: ->");
print_buffer(ioc->len, buf);
printk(" ret: %d\n", ret);
+#endif
} else {
ret = old_ioctl(dev,ifr,cmd);
}
return ret;
}
-#endif
static int __init wlcompat_init()
{
@@ -699,7 +704,7 @@ static int __init wlcompat_init()
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)
+ if ((dev->wireless_handlers == NULL) && ((wl_ioctl(dev, WLC_GET_MAGIC, &i, sizeof(i)) == 0) && i == WLC_IOCTL_MAGIC))
found = 1;
devname[3]++;
}
@@ -710,10 +715,8 @@ static int __init wlcompat_init()
}
-#ifdef DEBUG
old_ioctl = dev->do_ioctl;
dev->do_ioctl = new_ioctl;
-#endif
dev->wireless_handlers = (struct iw_handler_def *)&wlcompat_handler_def;
return 0;
}
@@ -721,9 +724,7 @@ static int __init wlcompat_init()
static void __exit wlcompat_exit()
{
dev->wireless_handlers = NULL;
-#ifdef DEBUG
dev->do_ioctl = old_ioctl;
-#endif
return;
}