X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/a847319981721965bcfa208ed2c68c712719df1f..5b23b36b7c0d9beb9335c7351e656426b6e85610:/openwrt/target/linux/package/wlcompat/wlcompat.c diff --git a/openwrt/target/linux/package/wlcompat/wlcompat.c b/openwrt/target/linux/package/wlcompat/wlcompat.c index d499d7955..037d9ce0f 100644 --- a/openwrt/target/linux/package/wlcompat/wlcompat.c +++ b/openwrt/target/linux/package/wlcompat/wlcompat.c @@ -83,6 +83,7 @@ static int wl_set_val(struct net_device *dev, char *var, void *val, int len) { char buf[128]; int buf_len; + int ret; /* check for overflow */ if ((buf_len = strlen(var)) + 1 + len > sizeof(buf)) @@ -92,23 +93,25 @@ static int wl_set_val(struct net_device *dev, char *var, void *val, int len) buf_len += 1; /* append int value onto the end of the name string */ - memcpy(&buf[buf_len], val, len); + memcpy(&(buf[buf_len]), val, len); buf_len += len; - return wl_ioctl(dev, WLC_SET_VAR, buf, buf_len); + ret = wl_ioctl(dev, WLC_SET_VAR, buf, buf_len); + return ret; } static int wl_get_val(struct net_device *dev, char *var, void *val, int len) { char buf[128]; + int buf_len; int ret; /* check for overflow */ - if (strlen(var) + 1 > sizeof(buf) || len > sizeof(buf)) + if ((buf_len = strlen(var)) + 1 > sizeof(buf) || len > sizeof(buf)) return -1; strcpy(buf, var); - if ((ret = wl_ioctl(dev, WLC_GET_VAR, buf, sizeof(buf)))) + if (ret = wl_ioctl(dev, WLC_GET_VAR, buf, buf_len + len)) return ret; memcpy(val, buf, len); @@ -173,7 +176,7 @@ static int wlcompat_ioctl_getiwrange(struct net_device *dev, if (wl_ioctl(dev, WLC_GET_FRAG, &range->max_frag, sizeof(int)) < 0) range->max_frag = 2346; - range->txpower_capa = IW_TXPOW_MWATT; + range->txpower_capa = IW_TXPOW_DBM; return 0; } @@ -309,23 +312,29 @@ static int wlcompat_ioctl(struct net_device *dev, } case SIOCSIWFREQ: { - if (wrqu->freq.e == 1) { - int channel = 0; - int f = wrqu->freq.m / 100000; - while ((channel < NUM_CHANNELS + 1) && (f != channel_frequency[channel])) - channel++; - - if (channel == NUM_CHANNELS) // channel not found - return -EINVAL; - - wrqu->freq.e = 0; - wrqu->freq.m = channel + 1; - } - if ((wrqu->freq.e == 0) && (wrqu->freq.m < 1000)) { + if (wrqu->freq.m == -1) { + wrqu->freq.m = 0; if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0) return -EINVAL; } else { - return -EINVAL; + if (wrqu->freq.e == 1) { + int channel = 0; + int f = wrqu->freq.m / 100000; + while ((channel < NUM_CHANNELS + 1) && (f != channel_frequency[channel])) + channel++; + + if (channel == NUM_CHANNELS) // channel not found + return -EINVAL; + + wrqu->freq.e = 0; + wrqu->freq.m = channel + 1; + } + if ((wrqu->freq.e == 0) && (wrqu->freq.m < 1000)) { + if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0) + return -EINVAL; + } else { + return -EINVAL; + } } break; } @@ -403,17 +412,17 @@ static int wlcompat_ioctl(struct net_device *dev, { int radio; - if (wl_ioctl(dev, WLC_GET_RADIO, &radio, sizeof(int)) < 0) - return -EINVAL; + wl_ioctl(dev, WLC_GET_RADIO, &radio, sizeof(int)); if (wl_get_val(dev, "qtxpower", &(wrqu->txpower.value), sizeof(int)) < 0) return -EINVAL; wrqu->txpower.value &= ~WL_TXPWR_OVERRIDE; + wrqu->txpower.value /= 4; wrqu->txpower.fixed = 0; wrqu->txpower.disabled = radio; - wrqu->txpower.flags = IW_TXPOW_MWATT; + wrqu->txpower.flags = IW_TXPOW_DBM; break; } case SIOCSIWTXPOW: @@ -421,35 +430,44 @@ static int wlcompat_ioctl(struct net_device *dev, /* This is weird: WLC_SET_RADIO with 1 as argument disables the radio */ int radio = wrqu->txpower.disabled; - if (wl_ioctl(dev, WLC_SET_RADIO, &radio, sizeof(int)) < 0) - return -EINVAL; + wl_ioctl(dev, WLC_SET_RADIO, &radio, sizeof(int)); - if (!wrqu->txpower.disabled) { - int override; - - if (wl_get_val(dev, "qtxpower", &override, sizeof(int)) < 0) + if (!wrqu->txpower.disabled && (wrqu->txpower.value > 0)) { + int value; + + if (wl_get_val(dev, "qtxpower", &value, sizeof(int)) < 0) return -EINVAL; - wrqu->txpower.value |= override & WL_TXPWR_OVERRIDE; + value &= WL_TXPWR_OVERRIDE; + wrqu->txpower.value *= 4; + wrqu->txpower.value |= value; - if (wrqu->txpower.flags != IW_TXPOW_MWATT) - return -EINVAL; - - if (wl_set_val(dev, "qtxpower", &wrqu->txpower.value, sizeof(int)) < 0) + if (wrqu->txpower.flags != IW_TXPOW_DBM) return -EINVAL; - + + if (wrqu->txpower.value > 0) + if (wl_set_val(dev, "qtxpower", &(wrqu->txpower.value), sizeof(int)) < 0) + return -EINVAL; } + break; } case SIOCSIWENCODE: { - int wep = 1, wrestrict = 1; + int val = 0, wep = 1, wrestrict = 1; int index = (wrqu->data.flags & IW_ENCODE_INDEX) - 1; if (index < 0) index = get_primary_key(dev); - if (wrqu->data.flags & IW_ENCODE_DISABLED) + if (wrqu->data.flags & IW_ENCODE_DISABLED) { wep = 0; + if (wl_ioctl(dev, WLC_SET_WSEC, &wep, sizeof(val)) < 0) + return -EINVAL; + return 0; + } + + if (wl_ioctl(dev, WLC_SET_WSEC, &wep, sizeof(val)) < 0) + return -EINVAL; if (wrqu->data.flags & IW_ENCODE_OPEN) wrestrict = 0; @@ -468,15 +486,12 @@ static int wlcompat_ioctl(struct net_device *dev, } if (index >= 0) - if (wl_ioctl(dev, WLC_SET_KEY_PRIMARY, &index, sizeof(index)) < 0) - return -EINVAL; + wl_ioctl(dev, WLC_SET_KEY_PRIMARY, &index, sizeof(index)); - if (wl_ioctl(dev, WLC_SET_WSEC, &wep, sizeof(wep)) < 0) - return -EINVAL; - if (wrestrict >= 0) - if (wl_ioctl(dev, WLC_SET_WEP_RESTRICT, &wrestrict, sizeof(wrestrict)) < 0) - return -EINVAL; + wl_ioctl(dev, WLC_SET_WEP_RESTRICT, &wrestrict, sizeof(wrestrict)); + + break; } case SIOCGIWENCODE: {