From df552e6f7c6345e6c582172801a23e3d328609fa Mon Sep 17 00:00:00 2001 From: nbd Date: Fri, 10 Jun 2005 18:24:54 +0000 Subject: read wep keys from the driver's private data instead of the shmem (can get key length correctly) git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@1190 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/package/wlcompat/wlcompat.c | 63 ++++++++++++++++++++------------ 1 file changed, 40 insertions(+), 23 deletions(-) (limited to 'target/linux/package') diff --git a/target/linux/package/wlcompat/wlcompat.c b/target/linux/package/wlcompat/wlcompat.c index e3d42f5cbe..1f822a4aee 100644 --- a/target/linux/package/wlcompat/wlcompat.c +++ b/target/linux/package/wlcompat/wlcompat.c @@ -43,12 +43,24 @@ const long channel_frequency[] = { }; #define NUM_CHANNELS ( sizeof(channel_frequency) / sizeof(channel_frequency[0]) ) +typedef struct internal_wsec_key { + uint8 index; // 0x00 + uint8 unknown_1; // 0x01 + uint8 type; // 0x02 + uint8 unknown_2[7]; // 0x03 + uint8 len; // 0x0a + uint8 pad[3]; + char data[32]; // 0x0e +} wkey; static int wlcompat_private_ioctl(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra); +#ifdef DEBUG +void print_buffer(int len, unsigned char *buf); +#endif static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len) { @@ -103,14 +115,6 @@ static int wl_get_val(struct net_device *dev, char *var, void *val, int len) return 0; } -int read_shmem(struct net_device *dev, int offset) -{ - if (wl_ioctl(dev, WLC_GET_SHMEM, &offset, sizeof(offset)) < 0) - return -EINVAL; - - return offset; -} - static int wlcompat_ioctl_getiwrange(struct net_device *dev, char *extra) { @@ -442,20 +446,17 @@ static int wlcompat_ioctl(struct net_device *dev, wrqu->data.flags = IW_ENCODE_ENABLED; if (key-- > 0) { - int magic_offset; - int16 buffer[8]; + int *info_addr; + wkey *wep_key; - magic_offset = read_shmem(dev, 0x56) * 2; - - wrqu->data.flags |= key + 1; - wrqu->data.length = 16; - - for (val = 0; val < 8; val++) { - buffer[val] = read_shmem(dev, magic_offset + (key * 16) + val * 2); - } + info_addr = (int *) dev->priv; + wep_key = (wkey *) ((*info_addr) + 0x2752 + (key * 0x110)); + wrqu->data.flags |= key + 1; + wrqu->data.length = wep_key->len; + memset(extra, 0, 16); - memcpy(extra, buffer, 16); + memcpy(extra, wep_key->data, 16); } else { wrqu->data.flags |= IW_ENCODE_NOKEY; } @@ -472,7 +473,7 @@ static int wlcompat_ioctl(struct net_device *dev, } case SIOCSIWMODE: { - int ap = -1, infra = -1, passive = 0, wet = 0; + int ap = -1, infra = -1, passive = 0, wet = 0, wds = 0; switch (wrqu->mode) { case IW_MODE_MONITOR: @@ -495,6 +496,11 @@ static int wlcompat_ioctl(struct net_device *dev, ap = 0; wet = 1; break; + case IW_MODE_SECOND: + ap = 0; + infra = 1; + wds = 1; + default: return -EINVAL; } @@ -502,15 +508,18 @@ static int wlcompat_ioctl(struct net_device *dev, wl_ioctl(dev, WLC_SET_PASSIVE, &passive, sizeof(passive)); wl_ioctl(dev, WLC_SET_MONITOR, &passive, sizeof(passive)); wl_ioctl(dev, WLC_SET_WET, &wet, sizeof(wet)); - wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap)); - wl_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(infra)); + wl_ioctl(dev, WLC_SET_WET, &wds, sizeof(wds)); + if (ap >= 0) + wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap)); + if (infra >= 0) + wl_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(infra)); break; } case SIOCGIWMODE: { - int ap, infra, wet, passive; + int ap, infra, wet, wds, passive; if (wl_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap)) < 0) return -EINVAL; @@ -520,11 +529,15 @@ static int wlcompat_ioctl(struct net_device *dev, return -EINVAL; if (wl_ioctl(dev, WLC_GET_WET, &wet, sizeof(wet)) < 0) return -EINVAL; + if (wl_ioctl(dev, WLC_GET_WET, &wds, sizeof(wds)) < 0) + return -EINVAL; if (passive) { wrqu->mode = IW_MODE_MONITOR; } else if (!infra) { wrqu->mode = IW_MODE_ADHOC; + } else if (wds) { + wrqu->mode = IW_MODE_SECOND; } else { if (ap) { wrqu->mode = IW_MODE_MASTER; @@ -813,6 +826,10 @@ static int __init wlcompat_init() old_ioctl = dev->do_ioctl; dev->do_ioctl = new_ioctl; dev->wireless_handlers = (struct iw_handler_def *)&wlcompat_handler_def; +#ifdef DEBUG + printk("broadcom driver private data: 0x%08x\n", dev->priv); + print_buffer(200, dev->priv); +#endif return 0; } -- cgit v1.2.3