Delete structures.h

lab2/router/structures.h

-// This-->tab == "structures.h"
-
-#define ETH_MAC_LEN 6
-#include <NTPClient.h>
-#include <WiFiUdp.h>
-
-#define NTP_OFFSET   60 * 60      // In seconds
-#define NTP_INTERVAL 60 * 1000    // In miliseconds
-#define NTP_ADDRESS  "north-america.pool.ntp.org"
-
-WiFiUDP ntpUDP;
-NTPClient timeClient(ntpUDP, NTP_ADDRESS, NTP_OFFSET, NTP_INTERVAL);
-uint8_t broadcast1[3] = { 0x01, 0x00, 0x5e };
-uint8_t broadcast2[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
-uint8_t broadcast3[3] = { 0x33, 0x33, 0x00 };
-
-struct beaconinfo
-{
-  uint8_t bssid[ETH_MAC_LEN];
-  uint8_t ssid[33];
-  int ssid_len;
-  int channel;
-  int err;
-  signed rssi;
-  uint8_t capa[2];
-};
-
-struct timestamps
-{
-  String formattedTime = timeClient.getFormattedTime();
-  unsigned long epochTime = timeClient.getEpochTime();
-};
-
-struct clientinfo
-{
-  uint8_t bssid[ETH_MAC_LEN];
-  uint8_t station[ETH_MAC_LEN];
-  uint8_t ap[ETH_MAC_LEN];
-  int channel;
-  int err;
-  signed rssi;
-  uint16_t seq_n;
-};
-
-/* ==============================================
-   Promiscous callback structures, see ESP manual
-   ============================================== */
-struct RxControl {
-  signed rssi: 8;
-  unsigned rate: 4;
-  unsigned is_group: 1;
-  unsigned: 1;
-  unsigned sig_mode: 2;
-  unsigned legacy_length: 12;
-  unsigned damatch0: 1;
-  unsigned damatch1: 1;
-  unsigned bssidmatch0: 1;
-  unsigned bssidmatch1: 1;
-  unsigned MCS: 7;
-  unsigned CWB: 1;
-  unsigned HT_length: 16;
-  unsigned Smoothing: 1;
-  unsigned Not_Sounding: 1;
-  unsigned: 1;
-  unsigned Aggregation: 1;
-  unsigned STBC: 2;
-  unsigned FEC_CODING: 1;
-  unsigned SGI: 1;
-  unsigned rxend_state: 8;
-  unsigned ampdu_cnt: 8;
-  unsigned channel: 4;
-  unsigned: 12;
-};
-
-struct LenSeq {
-  uint16_t length;
-  uint16_t seq;
-  uint8_t  address3[6];
-};
-
-struct sniffer_buf {
-  struct RxControl rx_ctrl;
-  uint8_t buf[36];
-  uint16_t cnt;
-  struct LenSeq lenseq[1];
-};
-
-struct sniffer_buf2 {
-  struct RxControl rx_ctrl;
-  uint8_t buf[112];
-  uint16_t cnt;
-  uint16_t len;
-};
-
-struct clientinfo parse_data(uint8_t *frame, uint16_t framelen, signed rssi, unsigned channel)
-{
-  struct clientinfo ci;
-  ci.channel = channel;
-  ci.err = 0;
-  ci.rssi = rssi;
-  int pos = 36;
-  uint8_t *bssid;
-  uint8_t *station;
-  uint8_t *ap;
-  uint8_t ds;
-
-  ds = frame[1] & 3;    //Set first 6 bits to 0
-  switch (ds) {
-    // p[1] - xxxx xx00 => NoDS   p[4]-DST p[10]-SRC p[16]-BSS
-    case 0:
-      bssid = frame + 16;
-      station = frame + 10;
-      ap = frame + 4;
-      break;
-    // p[1] - xxxx xx01 => ToDS   p[4]-BSS p[10]-SRC p[16]-DST
-    case 1:
-      bssid = frame + 4;
-      station = frame + 10;
-      ap = frame + 16;
-      break;
-    // p[1] - xxxx xx10 => FromDS p[4]-DST p[10]-BSS p[16]-SRC
-    case 2:
-      bssid = frame + 10;
-      // hack - don't know why it works like this...
-      if (memcmp(frame + 4, broadcast1, 3) || memcmp(frame + 4, broadcast2, 3) || memcmp(frame + 4, broadcast3, 3)) {
-        station = frame + 16;
-        ap = frame + 4;
-      } else {
-        station = frame + 4;
-        ap = frame + 16;
-      }
-      break;
-    // p[1] - xxxx xx11 => WDS    p[4]-RCV p[10]-TRM p[16]-DST p[26]-SRC
-    case 3:
-      bssid = frame + 10;
-      station = frame + 4;
-      ap = frame + 4;
-      break;
-  }
-
-  memcpy(ci.station, station, ETH_MAC_LEN);
-  memcpy(ci.bssid, bssid, ETH_MAC_LEN);
-  memcpy(ci.ap, ap, ETH_MAC_LEN);
-
-  ci.seq_n = frame[23] * 0xFF + (frame[22] & 0xF0);
-  return ci;
-}
-
-struct beaconinfo parse_beacon(uint8_t *frame, uint16_t framelen, signed rssi)
-{
-  struct beaconinfo bi;
-  bi.ssid_len = 0;
-  bi.channel = 0;
-  bi.err = 0;
-  bi.rssi = rssi;
-  int pos = 36;
-
-  if (frame[pos] == 0x00) {
-    while (pos < framelen) {
-      switch (frame[pos]) {
-        case 0x00: //SSID
-          bi.ssid_len = (int) frame[pos + 1];
-          if (bi.ssid_len == 0) {
-            memset(bi.ssid, '\x00', 33);
-            break;
-          }
-          if (bi.ssid_len < 0) {
-            bi.err = -1;
-            break;
-          }
-          if (bi.ssid_len > 32) {
-            bi.err = -2;
-            break;
-          }
-          memset(bi.ssid, '\x00', 33);
-          memcpy(bi.ssid, frame + pos + 2, bi.ssid_len);
-          bi.err = 0;  // before was error??
-          break;
-        case 0x03: //Channel
-          bi.channel = (int) frame[pos + 2];
-          pos = -1;
-          break;
-        default:
-          break;
-      }
-      if (pos < 0) break;
-      pos += (int) frame[pos + 1] + 2;
-    }
-  } else {
-    bi.err = -3;
-  }
-
-  bi.capa[0] = frame[34];
-  bi.capa[1] = frame[35];
-  memcpy(bi.bssid, frame + 10, ETH_MAC_LEN);
-  return bi;
-}