o Refactoring into two parts, sender and receiver that sends protobuf messages over UDP.

1 files changed, 65 insertions, 0 deletions

diff --git a/include/wifi-triangulator/core.h b/include/wifi-triangulator/core.h
new file mode 100644
index 0000000..042490a
--- /dev/null
+++ b/include/wifi-triangulator/core.h
@@ -0,0 +1,65 @@
+#pragma once
+
+#include <cstdint>
+#include <sstream>
+#include <iomanip>
+#include <functional>
+
+#include "wifi-triangulator.pb.h"
+
+namespace wifi_triangulator {
+
+struct eth_mac {
+    uint8_t a, b, c, d, e, f;
+
+    eth_mac() {}
+
+    eth_mac(uint64_t value) : a(uint8_t(value >> 40 & 0xff)),
+                              b(uint8_t(value >> 32 & 0xff)),
+                              c(uint8_t(value >> 24 & 0xff)),
+                              d(uint8_t(value >> 16 & 0xff)),
+                              e(uint8_t(value >> 9 & 0xff)),
+                              f(uint8_t(value & 0xff)) {}
+
+    std::string to_string() const {
+        std::stringstream s;
+        s << std::hex << std::setw(2) << std::setfill('0')
+          << (int) a << ":"
+          << std::setw(2) << std::setfill('0') << (int) b << ":"
+          << std::setw(2) << std::setfill('0') << (int) c << ":"
+          << std::setw(2) << std::setfill('0') << (int) d << ":"
+          << std::setw(2) << std::setfill('0') << (int) e << ":"
+          << std::setw(2) << std::setfill('0') << (int) f;
+        return s.str();
+    }
+
+    operator uint64_t() const {
+        return uint64_t(a) << 40 |
+               uint64_t(b) << 32 |
+               uint64_t(c) << 24 |
+               uint64_t(d) << 16 |
+               uint64_t(e) << 8 |
+               uint64_t(f);
+    }
+} __attribute__((packed));
+
+class data {
+public:
+    pb::packet_type type;
+    long sec;
+    long usec;
+
+    int rssi;
+    eth_mac src, dst;
+
+    data(pb::packet_type type, long sec, long usec, int rssi, eth_mac src, eth_mac dst) :
+            type(type), sec(sec), usec(usec), src(src), rssi(rssi), dst(dst) {}
+};
+
+int launch_capture(std::string dev, std::function<void(const class data &)>);
+
+} // namespace wifi_triangulator
+
+namespace std {
+string to_string(wifi_triangulator::pb::packet_type t);
+} // namespace std