phase 5: transfer service

2026-04-27 01:21:16 +03:00
parent b5c506cf03
commit 895fee6235
49 changed files with 905 additions and 838 deletions
@@ -0,0 +1,17 @@
+#pragma once
+#include <cstdint>
+
+namespace proto {
+    constexpr uint16_t TCP_PORT       = 8080;
+    constexpr uint16_t MULTICAST_PORT = 8081;
+    constexpr char     MULTICAST_GROUP[] = "239.0.0.1";
+    constexpr size_t   BUF_SIZE       = 65536;
+    constexpr uint32_t MAX_FILENAME   = 4096;
+    constexpr uint32_t EOF_SENTINEL   = 0;
+
+    // Wire layout per file:
+    //   [filename_len : uint32_t LE]   — 0 == end-of-stream
+    //   [filename     : filename_len bytes]
+    //   [file_size    : uint64_t LE]
+    //   [file_data    : file_size bytes]
+}