session: Fix crash when the UCI option 'password' or 'username' is missing
[project/rpcd.git] / iwinfo.c
index 11bdc742aa0e786959733713678d3b30d2faa316..f8dec8005889f4f3ac9394c0f9802b78de6b4bb0 100644 (file)
--- a/iwinfo.c
+++ b/iwinfo.c
@@ -17,6 +17,7 @@
  */
 
 #include <sys/types.h>
+#include <ctype.h>
 #include <dirent.h>
 #include <libubus.h>
 #include <iwinfo.h>
@@ -96,7 +97,7 @@ rpc_iwinfo_close(void)
 
 static void
 rpc_iwinfo_call_int(const char *name, int (*func)(const char *, int *),
-                    const char **map)
+                    const char * const *map)
 {
        int rv;
 
@@ -129,89 +130,90 @@ rpc_iwinfo_call_hardware_id(const char *name)
 }
 
 static void
-rpc_iwinfo_add_encryption(const char *name, struct iwinfo_crypto_entry *e)
+rpc_iwinfo_lower(const char *src, char *dst, size_t len)
 {
-       int ciph;
-       void *c, *d;
+       size_t i;
 
-       c = blobmsg_open_table(&buf, name);
+       for (i = 0; *src && i < len; i++)
+               *dst++ = tolower(*src++);
 
-       blobmsg_add_u8(&buf, "enabled", e->enabled);
+       *dst = 0;
+}
 
-       if (e->enabled)
-       {
-               if (!e->wpa_version)
-               {
-                       d = blobmsg_open_array(&buf, "wep");
+static void
+rpc_iwinfo_add_bit_array(const char *name, uint32_t bits,
+                         const char * const values[], size_t len,
+                         bool lower, uint32_t zero)
+{
+       void *c;
+       size_t i;
+       char l[128];
+       const char *v;
 
-                       if (e->auth_algs & IWINFO_AUTH_OPEN)
-                               blobmsg_add_string(&buf, NULL, "open");
+       if (!bits)
+               bits = zero;
 
-                       if (e->auth_algs & IWINFO_AUTH_SHARED)
-                               blobmsg_add_string(&buf, NULL, "shared");
+       c = blobmsg_open_array(&buf, name);
 
-                       blobmsg_close_array(&buf, d);
-               }
-               else
+       for (i = 0; i < len; i++)
+               if (bits & 1 << i)
                {
-                       d = blobmsg_open_array(&buf, "wpa");
+                       v = values[i];
 
-                       if (e->wpa_version > 2)
+                       if (lower)
                        {
-                               blobmsg_add_u32(&buf, NULL, 1);
-                               blobmsg_add_u32(&buf, NULL, 2);
+                               rpc_iwinfo_lower(v, l, strlen(values[i]));
+                               v = l;
                        }
-                       else
-                       {
-                               blobmsg_add_u32(&buf, NULL, e->wpa_version);
-                       }
-
-                       blobmsg_close_array(&buf, d);
 
-
-                       d = blobmsg_open_array(&buf, "authentication");
-
-                       if (e->auth_suites & IWINFO_KMGMT_PSK)
-                               blobmsg_add_string(&buf, NULL, "psk");
-
-                       if (e->auth_suites & IWINFO_KMGMT_8021x)
-                               blobmsg_add_string(&buf, NULL, "802.1x");
-
-                       if (!e->auth_suites ||
-                               (e->auth_suites & IWINFO_KMGMT_NONE))
-                               blobmsg_add_string(&buf, NULL, "none");
-
-                       blobmsg_close_array(&buf, d);
+                       blobmsg_add_string(&buf, NULL, v);
                }
 
-               d = blobmsg_open_array(&buf, "ciphers");
-               ciph = e->pair_ciphers | e->group_ciphers;
+       blobmsg_close_array(&buf, c);
+}
 
-               if (ciph & IWINFO_CIPHER_WEP40)
-                       blobmsg_add_string(&buf, NULL, "wep-40");
+static void
+rpc_iwinfo_add_encryption(const char *name, struct iwinfo_crypto_entry *e)
+{
+       int wpa_version;
+       void *c, *d;
 
-               if (ciph & IWINFO_CIPHER_WEP104)
-                       blobmsg_add_string(&buf, NULL, "wep-104");
+       c = blobmsg_open_table(&buf, name);
 
-               if (ciph & IWINFO_CIPHER_TKIP)
-                       blobmsg_add_string(&buf, NULL, "tkip");
+       blobmsg_add_u8(&buf, "enabled", e->enabled);
 
-               if (ciph & IWINFO_CIPHER_CCMP)
-                       blobmsg_add_string(&buf, NULL, "ccmp");
+       if (e->enabled)
+       {
+               if (!e->wpa_version)
+               {
+                       rpc_iwinfo_add_bit_array("wep", e->auth_algs,
+                                               IWINFO_AUTH_NAMES,
+                                               IWINFO_AUTH_COUNT,
+                                               true, 0);
+               }
+               else
+               {
+                       d = blobmsg_open_array(&buf, "wpa");
 
-               if (ciph & IWINFO_CIPHER_WRAP)
-                       blobmsg_add_string(&buf, NULL, "wrap");
+                       for (wpa_version = 1; wpa_version <= 3; wpa_version++)
+                               if (e->wpa_version & (1 << (wpa_version - 1)))
+                                       blobmsg_add_u32(&buf, NULL, wpa_version);
 
-               if (ciph & IWINFO_CIPHER_AESOCB)
-                       blobmsg_add_string(&buf, NULL, "aes-ocb");
+                       blobmsg_close_array(&buf, d);
 
-               if (ciph & IWINFO_CIPHER_CKIP)
-                       blobmsg_add_string(&buf, NULL, "ckip");
+                       rpc_iwinfo_add_bit_array("authentication",
+                                               e->auth_suites,
+                                               IWINFO_KMGMT_NAMES,
+                                               IWINFO_KMGMT_COUNT,
+                                               true, IWINFO_KMGMT_NONE);
+               }
 
-               if (!ciph || (ciph & IWINFO_CIPHER_NONE))
-                       blobmsg_add_string(&buf, NULL, "none");
 
-               blobmsg_close_array(&buf, d);
+               rpc_iwinfo_add_bit_array("ciphers",
+                                       e->pair_ciphers | e->group_ciphers,
+                                       IWINFO_CIPHER_NAMES,
+                                       IWINFO_CIPHER_COUNT,
+                                       true, IWINFO_CIPHER_NONE);
        }
 
        blobmsg_close_table(&buf, c);
@@ -230,64 +232,65 @@ static void
 rpc_iwinfo_call_htmodes(const char *name)
 {
        int modes;
-       void *c;
-
-       if (!iw->htmodelist(ifname, &modes))
-       {
-               c = blobmsg_open_array(&buf, name);
-
-               if (modes & IWINFO_HTMODE_HT20)
-                       blobmsg_add_string(&buf, NULL, "HT20");
-
-               if (modes & IWINFO_HTMODE_HT40)
-                       blobmsg_add_string(&buf, NULL, "HT40");
-
-               if (modes & IWINFO_HTMODE_VHT20)
-                       blobmsg_add_string(&buf, NULL, "VHT20");
-
-               if (modes & IWINFO_HTMODE_VHT40)
-                       blobmsg_add_string(&buf, NULL, "VHT40");
 
-               if (modes & IWINFO_HTMODE_VHT80)
-                       blobmsg_add_string(&buf, NULL, "VHT80");
+       if (iw->htmodelist(ifname, &modes))
+               return;
 
-               if (modes & IWINFO_HTMODE_VHT80_80)
-                       blobmsg_add_string(&buf, NULL, "VHT80+80");
-
-               if (modes & IWINFO_HTMODE_VHT160)
-                       blobmsg_add_string(&buf, NULL, "VHT160");
-
-               blobmsg_close_array(&buf, c);
-       }
+       rpc_iwinfo_add_bit_array(name, modes & ~IWINFO_HTMODE_NOHT,
+                               IWINFO_HTMODE_NAMES, IWINFO_HTMODE_COUNT,
+                               false, 0);
 }
 
-static void
+static int
 rpc_iwinfo_call_hwmodes(const char *name)
 {
        int modes;
-       void *c;
-
-       if (!iw->hwmodelist(ifname, &modes))
-       {
-               c = blobmsg_open_array(&buf, name);
 
-               if (modes & IWINFO_80211_AC)
-                       blobmsg_add_string(&buf, NULL, "ac");
+       if (iw->hwmodelist(ifname, &modes))
+               return -1;
 
-               if (modes & IWINFO_80211_A)
-                       blobmsg_add_string(&buf, NULL, "a");
+       rpc_iwinfo_add_bit_array(name, modes,
+                               IWINFO_80211_NAMES, IWINFO_80211_COUNT,
+                               false, 0);
 
-               if (modes & IWINFO_80211_B)
-                       blobmsg_add_string(&buf, NULL, "b");
+       return modes;
+}
 
-               if (modes & IWINFO_80211_G)
-                       blobmsg_add_string(&buf, NULL, "g");
+static void rpc_iwinfo_call_hw_ht_mode(int hwmodelist)
+{
+       char text[32];
+       const char *hwmode_str;
+       const char *htmode_str;
+       int htmode;
 
-               if (modes & IWINFO_80211_N)
-                       blobmsg_add_string(&buf, NULL, "n");
+       if (iwinfo_format_hwmodes(hwmodelist, text, sizeof(text)) > 0)
+               blobmsg_add_string(&buf, "hwmodes_text", text);
 
-               blobmsg_close_array(&buf, c);
+       if (hwmodelist == IWINFO_80211_AD)
+       {
+               blobmsg_add_string(&buf, "hwmode", "ad");
+               return;
        }
+
+       if (iw->htmode(ifname, &htmode))
+               return;
+
+       htmode_str = iwinfo_htmode_name(htmode);
+       if (htmode_str)
+       {
+               if (iwinfo_htmode_is_ht(htmode))
+                       hwmode_str = "n";
+               else if (iwinfo_htmode_is_vht(htmode))
+                       hwmode_str = "ac";
+               else if (iwinfo_htmode_is_he(htmode))
+                       hwmode_str = "ax";
+               else
+                       hwmode_str = "a/g";
+       } else
+               htmode_str = hwmode_str = "unknown";
+
+       blobmsg_add_string(&buf, "hwmode", hwmode_str);
+       blobmsg_add_string(&buf, "htmode", htmode_str);
 }
 
 static void
@@ -304,7 +307,7 @@ rpc_iwinfo_info(struct ubus_context *ctx, struct ubus_object *obj,
                 struct ubus_request_data *req, const char *method,
                 struct blob_attr *msg)
 {
-       int rv;
+       int rv, hwmodes;
        void *c;
 
        rv = rpc_iwinfo_open(msg);
@@ -322,6 +325,8 @@ rpc_iwinfo_info(struct ubus_context *ctx, struct ubus_object *obj,
 
        rpc_iwinfo_call_int("mode", iw->mode, IWINFO_OPMODE_NAMES);
        rpc_iwinfo_call_int("channel", iw->channel, NULL);
+       rpc_iwinfo_call_int("center_chan1", iw->center_chan1, NULL);
+       rpc_iwinfo_call_int("center_chan2", iw->center_chan2, NULL);
 
        rpc_iwinfo_call_int("frequency", iw->frequency, NULL);
        rpc_iwinfo_call_int("frequency_offset", iw->frequency_offset, NULL);
@@ -339,7 +344,10 @@ rpc_iwinfo_info(struct ubus_context *ctx, struct ubus_object *obj,
 
        rpc_iwinfo_call_encryption("encryption");
        rpc_iwinfo_call_htmodes("htmodes");
-       rpc_iwinfo_call_hwmodes("hwmodes");
+       hwmodes = rpc_iwinfo_call_hwmodes("hwmodes");
+
+       if (hwmodes > 0)
+               rpc_iwinfo_call_hw_ht_mode(hwmodes);
 
        c = blobmsg_open_table(&buf, "hardware");
        rpc_iwinfo_call_hardware_id("id");
@@ -358,8 +366,8 @@ 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;
+       int i, rv, len, band;
+       void *c, *d, *t;
        char mac[18];
        char res[IWINFO_BUFSIZE];
        struct iwinfo_scanlist_entry *e;
@@ -391,12 +399,32 @@ rpc_iwinfo_scan(struct ubus_context *ctx, struct ubus_object *obj,
 
                        blobmsg_add_string(&buf, "mode", IWINFO_OPMODE_NAMES[e->mode]);
 
+                       band = iwinfo_band2ghz(e->band);
+                       if (band > 0)
+                               blobmsg_add_u32(&buf, "band", band);
                        blobmsg_add_u32(&buf, "channel", e->channel);
+                       blobmsg_add_u32(&buf, "mhz", e->mhz);
                        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);
 
+                       if (e->ht_chan_info.primary_chan) {
+                               t = blobmsg_open_table(&buf, "ht_operation");
+                               blobmsg_add_u32(&buf, "primary_channel", e->ht_chan_info.primary_chan);
+                               blobmsg_add_string(&buf, "secondary_channel_offset", ht_secondary_offset[e->ht_chan_info.secondary_chan_off]);
+                               blobmsg_add_u32(&buf, "channel_width", ht_chan_width[e->ht_chan_info.chan_width]);
+                               blobmsg_close_table(&buf, t);
+                       }
+
+                       if (e->vht_chan_info.center_chan_1) {
+                               t = blobmsg_open_table(&buf, "vht_operation");
+                               blobmsg_add_u32(&buf, "channel_width", vht_chan_width[e->vht_chan_info.chan_width]);
+                               blobmsg_add_u32(&buf, "center_freq_1", e->vht_chan_info.center_chan_1);
+                               blobmsg_add_u32(&buf, "center_freq_2", e->vht_chan_info.center_chan_2);
+                               blobmsg_close_table(&buf, t);
+                       }
+
                        rpc_iwinfo_add_encryption("encryption", &e->crypto);
 
                        blobmsg_close_table(&buf, d);
@@ -417,6 +445,7 @@ rpc_iwinfo_add_rateinfo(struct iwinfo_rate_entry *r)
 {
        blobmsg_add_u8(&buf, "ht", r->is_ht);
        blobmsg_add_u8(&buf, "vht", r->is_vht);
+       blobmsg_add_u8(&buf, "he", r->is_he);
        blobmsg_add_u32(&buf, "mhz", r->mhz);
        blobmsg_add_u32(&buf, "rate", r->rate);
 
@@ -430,6 +459,12 @@ rpc_iwinfo_add_rateinfo(struct iwinfo_rate_entry *r)
                blobmsg_add_u32(&buf, "nss", r->nss);
                blobmsg_add_u8(&buf, "short_gi", r->is_short_gi);
        }
+       else if (r->is_he) {
+               blobmsg_add_u32(&buf, "mcs", r->mcs);
+               blobmsg_add_u32(&buf, "nss", r->nss);
+               blobmsg_add_u32(&buf, "he_gi", r->he_gi);
+               blobmsg_add_u32(&buf, "he_dcm", r->he_dcm);
+       }
 }
 
 static int
@@ -442,7 +477,7 @@ rpc_iwinfo_assoclist(struct ubus_context *ctx, struct ubus_object *obj,
        char res[IWINFO_BUFSIZE];
        struct iwinfo_assoclist_entry *a;
        struct ether_addr *macaddr = NULL;
-       void *c, *d, *e;
+       void *c = NULL, *d, *e;
        struct blob_attr *tb[__RPC_A_MAX];
        bool found = false;
 
@@ -500,7 +535,7 @@ rpc_iwinfo_assoclist(struct ubus_context *ctx, struct ubus_object *obj,
                        e = blobmsg_open_table(&buf, "rx");
                        blobmsg_add_u64(&buf, "drop_misc", a->rx_drop_misc);
                        blobmsg_add_u32(&buf, "packets", a->rx_packets);
-                       blobmsg_add_u32(&buf, "bytes", a->rx_bytes);
+                       blobmsg_add_u64(&buf, "bytes", a->rx_bytes);
                        rpc_iwinfo_add_rateinfo(&a->rx_rate);
                        blobmsg_close_table(&buf, e);
 
@@ -508,7 +543,7 @@ rpc_iwinfo_assoclist(struct ubus_context *ctx, struct ubus_object *obj,
                        blobmsg_add_u32(&buf, "failed", a->tx_failed);
                        blobmsg_add_u32(&buf, "retries", a->tx_retries);
                        blobmsg_add_u32(&buf, "packets", a->tx_packets);
-                       blobmsg_add_u32(&buf, "bytes", a->tx_bytes);
+                       blobmsg_add_u64(&buf, "bytes", a->tx_bytes);
                        rpc_iwinfo_add_rateinfo(&a->tx_rate);
                        blobmsg_close_table(&buf, e);
 
@@ -576,7 +611,7 @@ 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;
+       int i, rv, len, ch, band;
        char res[IWINFO_BUFSIZE];
        struct iwinfo_freqlist_entry *f;
        void *c, *d;
@@ -600,10 +635,18 @@ rpc_iwinfo_freqlist(struct ubus_context *ctx, struct ubus_object *obj,
                        f = (struct iwinfo_freqlist_entry *)&res[i];
                        d = blobmsg_open_table(&buf, NULL);
 
+                       band = iwinfo_band2ghz(f->band);
+                       if (band > 0)
+                               blobmsg_add_u32(&buf, "band", band);
                        blobmsg_add_u32(&buf, "channel", f->channel);
                        blobmsg_add_u32(&buf, "mhz", f->mhz);
                        blobmsg_add_u8(&buf, "restricted", f->restricted);
 
+                       rpc_iwinfo_add_bit_array("flags", f->flags,
+                                               IWINFO_FREQ_FLAG_NAMES,
+                                               IWINFO_FREQ_FLAG_COUNT,
+                                               true, 0);
+
                        if (ch > -1)
                                blobmsg_add_u8(&buf, "active", f->channel == ch);
 
@@ -856,7 +899,7 @@ rpc_iwinfo_api_init(const struct rpc_daemon_ops *o, struct ubus_context *ctx)
        };
 
        static struct ubus_object_type iwinfo_type =
-               UBUS_OBJECT_TYPE("luci-rpc-iwinfo", iwinfo_methods);
+               UBUS_OBJECT_TYPE("rpcd-plugin-iwinfo", iwinfo_methods);
 
        static struct ubus_object obj = {
                .name = "iwinfo",