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libs/iwinfo: add *_get_freqlist()

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This commit is contained in:
Jo-Philipp Wich 2009-11-15 15:21:03 +00:00
parent 2bfa17e6f4
commit 1b77a6f4c4
8 changed files with 109 additions and 0 deletions
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5
libs/iwinfo/src/iwinfo.h
View file

@ -36,6 +36,11 @@ struct iwinfo_txpwrlist_entry {
uint8_t mw;
};
struct iwinfo_freqlist_entry {
uint8_t channel;
uint32_t mhz;
};
struct iwinfo_crypto_entry {
uint8_t enabled;
uint8_t wpa_version;

39
libs/iwinfo/src/iwinfo_lualib.c
View file

@ -210,6 +210,39 @@ static int iwinfo_L_scanlist(lua_State *L, int (*func)(const char *, char *, int
return 1;
}
/* Wrapper for frequency list */
static int iwinfo_L_freqlist(lua_State *L, int (*func)(const char *, char *, int *))
{
int i, x, len;
char rv[IWINFO_BUFSIZE];
const char *ifname = luaL_checkstring(L, 1);
struct iwinfo_freqlist_entry *e;
lua_newtable(L);
memset(rv, 0, sizeof(rv));
if( !(*func)(ifname, rv, &len) )
{
for( i = 0, x = 1; i < len; i += sizeof(struct iwinfo_freqlist_entry), x++ )
{
e = (struct iwinfo_freqlist_entry *) &rv[i];
lua_newtable(L);
/* MHz */
lua_pushinteger(L, e->mhz);
lua_setfield(L, -2, "mhz");
/* Channel */
lua_pushinteger(L, e->channel);
lua_setfield(L, -2, "channel");
lua_rawseti(L, -2, x);
}
}
return 1;
}
/* Broadcom */
LUA_WRAP_INT(wl,channel)
@ -227,6 +260,7 @@ LUA_WRAP_STRING(wl,enctype)
LUA_WRAP_LIST(wl,assoclist)
LUA_WRAP_LIST(wl,txpwrlist)
LUA_WRAP_LIST(wl,scanlist)
LUA_WRAP_LIST(wl,freqlist)
/* Madwifi */
LUA_WRAP_INT(madwifi,channel)
@ -244,6 +278,7 @@ LUA_WRAP_STRING(madwifi,enctype)
LUA_WRAP_LIST(madwifi,assoclist)
LUA_WRAP_LIST(madwifi,txpwrlist)
LUA_WRAP_LIST(madwifi,scanlist)
LUA_WRAP_LIST(madwifi,freqlist)
/* Wext */
LUA_WRAP_INT(wext,channel)
@ -261,6 +296,7 @@ LUA_WRAP_STRING(wext,enctype)
LUA_WRAP_LIST(wext,assoclist)
LUA_WRAP_LIST(wext,txpwrlist)
LUA_WRAP_LIST(wext,scanlist)
LUA_WRAP_LIST(wext,freqlist)
/* Broadcom table */
static const luaL_reg R_wl[] = {
@ -278,6 +314,7 @@ static const luaL_reg R_wl[] = {
LUA_REG(wl,assoclist),
LUA_REG(wl,txpwrlist),
LUA_REG(wl,scanlist),
LUA_REG(wl,freqlist),
LUA_REG(wl,mbssid_support),
{ NULL, NULL }
};
@ -298,6 +335,7 @@ static const luaL_reg R_madwifi[] = {
LUA_REG(madwifi,assoclist),
LUA_REG(madwifi,txpwrlist),
LUA_REG(madwifi,scanlist),
LUA_REG(madwifi,freqlist),
LUA_REG(madwifi,mbssid_support),
{ NULL, NULL }
};
@ -318,6 +356,7 @@ static const luaL_reg R_wext[] = {
LUA_REG(wext,assoclist),
LUA_REG(wext,txpwrlist),
LUA_REG(wext,scanlist),
LUA_REG(wext,freqlist),
LUA_REG(wext,mbssid_support),
{ NULL, NULL }
};

26
libs/iwinfo/src/iwinfo_madwifi.c
View file

@ -494,6 +494,32 @@ int madwifi_get_scanlist(const char *ifname, char *buf, int *len)
return ret;
}
int madwifi_get_freqlist(const char *ifname, char *buf, int *len)
{
int i, bl;
struct ieee80211req_chaninfo chans;
struct iwinfo_freqlist_entry entry;
if( get80211priv(ifname, IEEE80211_IOCTL_GETCHANINFO, &chans, sizeof(chans)) >= 0 )
{
bl = 0;
for( i = 0; i < chans.ic_nchans; i++ )
{
entry.mhz = (int)(chans.ic_chans[i].ic_freq / 1000);
entry.channel = chans.ic_chans[i].ic_ieee;
memcpy(&buf[bl], &entry, sizeof(struct iwinfo_freqlist_entry));
bl += sizeof(struct iwinfo_freqlist_entry);
}
*len = bl;
return 0;
}
return -1;
}
int madwifi_get_mbssid_support(const char *ifname, int *buf)
{
/* We assume that multi bssid is always possible */

1
libs/iwinfo/src/iwinfo_madwifi.h
View file

@ -37,6 +37,7 @@ int madwifi_get_enctype(const char *ifname, char *buf);
int madwifi_get_assoclist(const char *ifname, char *buf, int *len);
int madwifi_get_txpwrlist(const char *ifname, char *buf, int *len);
int madwifi_get_scanlist(const char *ifname, char *buf, int *len);
int madwifi_get_freqlist(const char *ifname, char *buf, int *len);
int madwifi_get_mbssid_support(const char *ifname, int *buf);
#endif

31
libs/iwinfo/src/iwinfo_wext.c
View file

@ -394,6 +394,37 @@ int wext_get_txpwrlist(const char *ifname, char *buf, int *len)
return -1;
}
int wext_get_freqlist(const char *ifname, char *buf, int *len)
{
struct iwreq wrq;
struct iw_range range;
struct iwinfo_freqlist_entry entry;
int i, bl;
wrq.u.data.pointer = (caddr_t) &range;
wrq.u.data.length = sizeof(struct iw_range);
wrq.u.data.flags = 0;
if(wext_ioctl(ifname, SIOCGIWRANGE, &wrq) >= 0)
{
bl = 0;
for(i = 0; i < range.num_frequency; i++)
{
entry.mhz = wext_freq2mhz(&range.freq[i]);
entry.channel = range.freq[i].i;
memcpy(&buf[bl], &entry, sizeof(struct iwinfo_freqlist_entry));
bl += sizeof(struct iwinfo_freqlist_entry);
}
*len = bl;
return 0;
}
return -1;
}
int wext_get_mbssid_support(const char *ifname, int *buf)
{
/* No multi bssid support atm */

1
libs/iwinfo/src/iwinfo_wext.h
View file

@ -38,6 +38,7 @@ int wext_get_enctype(const char *ifname, char *buf);
int wext_get_assoclist(const char *ifname, char *buf, int *len);
int wext_get_txpwrlist(const char *ifname, char *buf, int *len);
int wext_get_scanlist(const char *ifname, char *buf, int *len);
int wext_get_freqlist(const char *ifname, char *buf, int *len);
int wext_get_mbssid_support(const char *ifname, int *buf);
#endif

5
libs/iwinfo/src/iwinfo_wl.c
View file

@ -389,6 +389,11 @@ int wl_get_scanlist(const char *ifname, char *buf, int *len)
return wext_get_scanlist(ifname, buf, len);
}
int wl_get_freqlist(const char *ifname, char *buf, int *len)
{
return wext_get_freqlist(ifname, buf, len);
}
int wl_get_mbssid_support(const char *ifname, int *buf)
{
wlc_rev_info_t revinfo;

1
libs/iwinfo/src/iwinfo_wl.h
View file

@ -37,6 +37,7 @@ int wl_get_enctype(const char *ifname, char *buf);
int wl_get_assoclist(const char *ifname, char *buf, int *len);
int wl_get_txpwrlist(const char *ifname, char *buf, int *len);
int wl_get_scanlist(const char *ifname, char *buf, int *len);
int wl_get_freqlist(const char *ifname, char *buf, int *len);
int wl_get_mbssid_support(const char *ifname, int *buf);
#endif