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iwinfo: finish api

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This commit is contained in:
Jo-Philipp Wich 2013-02-03 14:00:04 +01:00
parent 9345600006
commit cac8db77c9
2 changed files with 436 additions and 82 deletions
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517
iwinfo.c
View file

@ -16,15 +16,8 @@
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <fcntl.h>
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <limits.h>
#include <sys/types.h>
#include <dirent.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include "iwinfo.h"
@ -59,6 +52,14 @@ rpc_iwinfo_open(struct blob_attr *msg)
return iw ? UBUS_STATUS_OK : UBUS_STATUS_NOT_FOUND;
}
static void
rpc_iwinfo_close(void)
{
iw = NULL;
ifname = NULL;
iwinfo_finish();
}
static void
rpc_iwinfo_call_int(const char *name, int (*func)(const char *, int *),
const char **map)
@ -94,96 +95,101 @@ rpc_iwinfo_call_hardware_id(const char *name)
}
static void
rpc_iwinfo_call_encryption(const char *name)
rpc_iwinfo_add_encryption(const char *name, struct iwinfo_crypto_entry *e)
{
struct iwinfo_crypto_entry crypto = { 0 };
void *c, *d;
int ciph;
void *c, *d;
if (!iw->encryption(ifname, (char *)&crypto))
c = blobmsg_open_table(&buf, name);
blobmsg_add_u8(&buf, "enabled", e->enabled);
if (e->enabled)
{
c = blobmsg_open_table(&buf, name);
blobmsg_add_u8(&buf, "enabled", crypto.enabled);
if (crypto.enabled)
if (!e->wpa_version)
{
if (!crypto.wpa_version)
d = blobmsg_open_array(&buf, "wep");
if (e->auth_algs & IWINFO_AUTH_OPEN)
blobmsg_add_string(&buf, NULL, "open");
if (e->auth_algs & IWINFO_AUTH_SHARED)
blobmsg_add_string(&buf, NULL, "shared");
blobmsg_close_array(&buf, d);
}
else
{
d = blobmsg_open_array(&buf, "wpa");
if (e->wpa_version > 2)
{
d = blobmsg_open_array(&buf, "wep");
if (crypto.auth_algs & IWINFO_AUTH_OPEN)
blobmsg_add_string(&buf, NULL, "open");
if (crypto.auth_algs & IWINFO_AUTH_SHARED)
blobmsg_add_string(&buf, NULL, "shared");
blobmsg_close_array(&buf, d);
blobmsg_add_u32(&buf, NULL, 1);
blobmsg_add_u32(&buf, NULL, 2);
}
else
{
d = blobmsg_open_array(&buf, "wpa");
if (crypto.wpa_version > 2)
{
blobmsg_add_u32(&buf, NULL, 1);
blobmsg_add_u32(&buf, NULL, 2);
}
else
{
blobmsg_add_u32(&buf, NULL, crypto.wpa_version);
}
blobmsg_close_array(&buf, d);
d = blobmsg_open_array(&buf, "authentication");
if (crypto.auth_suites & IWINFO_KMGMT_PSK)
blobmsg_add_string(&buf, NULL, "psk");
if (crypto.auth_suites & IWINFO_KMGMT_8021x)
blobmsg_add_string(&buf, NULL, "802.1x");
if (!crypto.auth_suites ||
(crypto.auth_suites & IWINFO_KMGMT_NONE))
blobmsg_add_string(&buf, NULL, "none");
blobmsg_close_array(&buf, d);
blobmsg_add_u32(&buf, NULL, e->wpa_version);
}
d = blobmsg_open_array(&buf, "ciphers");
ciph = crypto.pair_ciphers | crypto.group_ciphers;
blobmsg_close_array(&buf, d);
if (ciph & IWINFO_CIPHER_WEP40)
blobmsg_add_string(&buf, NULL, "wep-40");
if (ciph & IWINFO_CIPHER_WEP104)
blobmsg_add_string(&buf, NULL, "wep-104");
d = blobmsg_open_array(&buf, "authentication");
if (ciph & IWINFO_CIPHER_TKIP)
blobmsg_add_string(&buf, NULL, "tkip");
if (e->auth_suites & IWINFO_KMGMT_PSK)
blobmsg_add_string(&buf, NULL, "psk");
if (ciph & IWINFO_CIPHER_CCMP)
blobmsg_add_string(&buf, NULL, "ccmp");
if (e->auth_suites & IWINFO_KMGMT_8021x)
blobmsg_add_string(&buf, NULL, "802.1x");
if (ciph & IWINFO_CIPHER_WRAP)
blobmsg_add_string(&buf, NULL, "wrap");
if (ciph & IWINFO_CIPHER_AESOCB)
blobmsg_add_string(&buf, NULL, "aes-ocb");
if (ciph & IWINFO_CIPHER_CKIP)
blobmsg_add_string(&buf, NULL, "ckip");
if (!ciph || (ciph & IWINFO_CIPHER_NONE))
if (!e->auth_suites ||
(e->auth_suites & IWINFO_KMGMT_NONE))
blobmsg_add_string(&buf, NULL, "none");
blobmsg_close_array(&buf, d);
}
blobmsg_close_table(&buf, c);
d = blobmsg_open_array(&buf, "ciphers");
ciph = e->pair_ciphers | e->group_ciphers;
if (ciph & IWINFO_CIPHER_WEP40)
blobmsg_add_string(&buf, NULL, "wep-40");
if (ciph & IWINFO_CIPHER_WEP104)
blobmsg_add_string(&buf, NULL, "wep-104");
if (ciph & IWINFO_CIPHER_TKIP)
blobmsg_add_string(&buf, NULL, "tkip");
if (ciph & IWINFO_CIPHER_CCMP)
blobmsg_add_string(&buf, NULL, "ccmp");
if (ciph & IWINFO_CIPHER_WRAP)
blobmsg_add_string(&buf, NULL, "wrap");
if (ciph & IWINFO_CIPHER_AESOCB)
blobmsg_add_string(&buf, NULL, "aes-ocb");
if (ciph & IWINFO_CIPHER_CKIP)
blobmsg_add_string(&buf, NULL, "ckip");
if (!ciph || (ciph & IWINFO_CIPHER_NONE))
blobmsg_add_string(&buf, NULL, "none");
blobmsg_close_array(&buf, d);
}
blobmsg_close_table(&buf, c);
}
static void
rpc_iwinfo_call_encryption(const char *name)
{
struct iwinfo_crypto_entry crypto = { 0 };
if (!iw->encryption(ifname, (char *)&crypto))
rpc_iwinfo_add_encryption(name, &crypto);
}
static void
@ -196,16 +202,16 @@ rpc_iwinfo_call_hwmodes(const char *name)
{
c = blobmsg_open_array(&buf, name);
if (modes & IWINFO_80211_A);
if (modes & IWINFO_80211_A)
blobmsg_add_string(&buf, NULL, "a");
if (modes & IWINFO_80211_B);
if (modes & IWINFO_80211_B)
blobmsg_add_string(&buf, NULL, "b");
if (modes & IWINFO_80211_G);
if (modes & IWINFO_80211_G)
blobmsg_add_string(&buf, NULL, "g");
if (modes & IWINFO_80211_N);
if (modes & IWINFO_80211_N)
blobmsg_add_string(&buf, NULL, "n");
blobmsg_close_array(&buf, c);
@ -267,7 +273,348 @@ rpc_iwinfo_info(struct ubus_context *ctx, struct ubus_object *obj,
ubus_send_reply(ctx, req, buf.head);
iw->close();
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static int
rpc_iwinfo_scan(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
int i, rv, len;
void *c, *d;
char mac[18];
char res[IWINFO_BUFSIZE];
struct iwinfo_scanlist_entry *e;
rv = rpc_iwinfo_open(msg);
if (rv)
return rv;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "results");
if (!iw->scanlist(ifname, res, &len) && (len > 0))
{
for (i = 0; i < len; i += sizeof(struct iwinfo_scanlist_entry))
{
e = (struct iwinfo_scanlist_entry *)&res[i];
d = blobmsg_open_table(&buf, NULL);
if (e->ssid[0])
blobmsg_add_string(&buf, "ssid", (const char *)e->ssid);
snprintf(mac, sizeof(mac), "%02X:%02X:%02X:%02X:%02X:%02X",
e->mac[0], e->mac[1], e->mac[2],
e->mac[3], e->mac[4], e->mac[5]);
blobmsg_add_string(&buf, "bssid", mac);
blobmsg_add_string(&buf, "mode", IWINFO_OPMODE_NAMES[e->mode]);
blobmsg_add_u32(&buf, "channel", e->channel);
blobmsg_add_u32(&buf, "signal", (uint32_t)(e->signal - 0x100));
blobmsg_add_u32(&buf, "quality", e->quality);
blobmsg_add_u32(&buf, "quality_max", e->quality_max);
rpc_iwinfo_add_encryption("encryption", &e->crypto);
blobmsg_close_table(&buf, d);
}
}
blobmsg_close_array(&buf, c);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static int
rpc_iwinfo_assoclist(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
int i, rv, len;
char mac[18];
char res[IWINFO_BUFSIZE];
struct iwinfo_assoclist_entry *a;
void *c, *d, *e;
rv = rpc_iwinfo_open(msg);
if (rv)
return rv;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "results");
if (!iw->assoclist(ifname, res, &len) && (len > 0))
{
for (i = 0; i < len; i += sizeof(struct iwinfo_assoclist_entry))
{
a = (struct iwinfo_assoclist_entry *)&res[i];
d = blobmsg_open_table(&buf, NULL);
snprintf(mac, sizeof(mac), "%02X:%02X:%02X:%02X:%02X:%02X",
a->mac[0], a->mac[1], a->mac[2],
a->mac[3], a->mac[4], a->mac[5]);
blobmsg_add_string(&buf, "mac", mac);
blobmsg_add_u32(&buf, "signal", a->signal);
blobmsg_add_u32(&buf, "noise", a->noise);
blobmsg_add_u32(&buf, "inactive", a->inactive);
e = blobmsg_open_table(&buf, "rx");
blobmsg_add_u32(&buf, "rate", a->rx_rate.rate);
blobmsg_add_u32(&buf, "mcs", a->rx_rate.mcs);
blobmsg_add_u8(&buf, "40mhz", a->rx_rate.is_40mhz);
blobmsg_add_u8(&buf, "short_gi", a->rx_rate.is_short_gi);
blobmsg_close_table(&buf, e);
e = blobmsg_open_table(&buf, "tx");
blobmsg_add_u32(&buf, "rate", a->tx_rate.rate);
blobmsg_add_u32(&buf, "mcs", a->tx_rate.mcs);
blobmsg_add_u8(&buf, "40mhz", a->tx_rate.is_40mhz);
blobmsg_add_u8(&buf, "short_gi", a->tx_rate.is_short_gi);
blobmsg_close_table(&buf, e);
blobmsg_close_table(&buf, d);
}
}
blobmsg_close_array(&buf, c);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static int
rpc_iwinfo_freqlist(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
int i, rv, len, ch;
char res[IWINFO_BUFSIZE];
struct iwinfo_freqlist_entry *f;
void *c, *d;
rv = rpc_iwinfo_open(msg);
if (rv)
return rv;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "results");
if (!iw->freqlist(ifname, res, &len) && (len > 0))
{
if (iw->channel(ifname, &ch))
ch = -1;
for (i = 0; i < len; i += sizeof(struct iwinfo_freqlist_entry))
{
f = (struct iwinfo_freqlist_entry *)&res[i];
d = blobmsg_open_table(&buf, NULL);
blobmsg_add_u32(&buf, "channel", f->channel);
blobmsg_add_u32(&buf, "mhz", f->mhz);
blobmsg_add_u8(&buf, "restricted", f->restricted);
if (ch > -1)
blobmsg_add_u8(&buf, "active", f->channel == ch);
blobmsg_close_table(&buf, d);
}
}
blobmsg_close_array(&buf, c);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static int
rpc_iwinfo_txpowerlist(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
int i, rv, len, pwr, off;
char res[IWINFO_BUFSIZE];
struct iwinfo_txpwrlist_entry *t;
void *c, *d;
rv = rpc_iwinfo_open(msg);
if (rv)
return rv;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "results");
if (!iw->txpwrlist(ifname, res, &len) && (len > 0))
{
if (iw->txpower(ifname, &pwr))
pwr = -1;
if (iw->txpower_offset(ifname, &off))
off = 0;
for (i = 0; i < len; i += sizeof(struct iwinfo_txpwrlist_entry))
{
t = (struct iwinfo_txpwrlist_entry *)&res[i];
d = blobmsg_open_table(&buf, NULL);
blobmsg_add_u32(&buf, "dbm", t->dbm + off);
blobmsg_add_u32(&buf, "mw", iwinfo_dbm2mw(t->dbm + off));
if (pwr > -1)
blobmsg_add_u8(&buf, "active", t->dbm == pwr);
blobmsg_close_table(&buf, d);
}
}
blobmsg_close_array(&buf, c);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static const char *
rpc_iwinfo_lookup_country(char *buf, int len, int iso3166)
{
int i;
static char ccode[5];
struct iwinfo_country_entry *c;
for (i = 0; i < len; i += sizeof(struct iwinfo_country_entry))
{
c = (struct iwinfo_country_entry *)&buf[i];
if (c->iso3166 == iso3166)
{
snprintf(ccode, sizeof(ccode), "%s", c->ccode);
return ccode;
}
}
return NULL;
}
static int
rpc_iwinfo_countrylist(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
int rv, len;
char cur[3];
char iso3166[3];
char res[IWINFO_BUFSIZE];
const char *ccode;
const struct iwinfo_iso3166_label *l;
void *c, *d;
rv = rpc_iwinfo_open(msg);
if (rv)
return rv;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "results");
if (!iw->countrylist(ifname, res, &len) && (len > 0))
{
if (iw->country(ifname, cur))
memset(cur, 0, sizeof(cur));
for (l = IWINFO_ISO3166_NAMES; l->iso3166; l++)
{
ccode = rpc_iwinfo_lookup_country(res, len, l->iso3166);
if (!ccode)
continue;
d = blobmsg_open_table(&buf, NULL);
blobmsg_add_string(&buf, "code", ccode);
blobmsg_add_string(&buf, "country", (const char *)l->name);
snprintf(iso3166, sizeof(iso3166), "%c%c",
(l->iso3166 / 256), (l->iso3166 % 256));
blobmsg_add_string(&buf, "iso3166", iso3166);
if (cur[0])
blobmsg_add_u8(&buf, "active", !strncmp(ccode, cur, 2));
blobmsg_close_table(&buf, d);
}
}
blobmsg_close_array(&buf, c);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
static int
rpc_iwinfo_devices(struct ubus_context *ctx, struct ubus_object *obj,
struct ubus_request_data *req, const char *method,
struct blob_attr *msg)
{
void *c;
struct dirent *e;
DIR *d;
d = opendir("/sys/class/net");
if (!d)
return UBUS_STATUS_UNKNOWN_ERROR;
blob_buf_init(&buf, 0);
c = blobmsg_open_array(&buf, "devices");
while ((e = readdir(d)) != NULL)
{
if (e->d_type != DT_LNK)
continue;
if (iwinfo_type(e->d_name))
blobmsg_add_string(&buf, NULL, e->d_name);
}
blobmsg_close_array(&buf, c);
closedir(d);
ubus_send_reply(ctx, req, buf.head);
rpc_iwinfo_close();
return UBUS_STATUS_OK;
}
@ -276,7 +623,13 @@ rpc_iwinfo_info(struct ubus_context *ctx, struct ubus_object *obj,
int rpc_iwinfo_api_init(struct ubus_context *ctx)
{
static const struct ubus_method iwinfo_methods[] = {
UBUS_METHOD("info", rpc_iwinfo_info, rpc_device_policy),
{ .name = "devices", .handler = rpc_iwinfo_devices },
UBUS_METHOD("info", rpc_iwinfo_info, rpc_device_policy),
UBUS_METHOD("scan", rpc_iwinfo_scan, rpc_device_policy),
UBUS_METHOD("assoclist", rpc_iwinfo_assoclist, rpc_device_policy),
UBUS_METHOD("freqlist", rpc_iwinfo_freqlist, rpc_device_policy),
UBUS_METHOD("txpowerlist", rpc_iwinfo_txpowerlist, rpc_device_policy),
UBUS_METHOD("countrylist", rpc_iwinfo_countrylist, rpc_device_policy),
};
static struct ubus_object_type iwinfo_type =

1
iwinfo.h
View file

@ -21,6 +21,7 @@
#include <libubus.h>
#include <iwinfo.h>
#include <iwinfo/utils.h>
int rpc_iwinfo_api_init(struct ubus_context *ctx);