From a1192a14c6a52e8ab77e1c84e38b65aa5e250bec Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Thu, 27 May 2021 15:13:46 +0800
Subject: import(life): Add computer network experiment.

---
 works/life/main.cpp | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 works/life/main.cpp

(limited to 'works/life/main.cpp')

diff --git a/works/life/main.cpp b/works/life/main.cpp
new file mode 100644
index 0000000..efb5bff
--- /dev/null
+++ b/works/life/main.cpp
@@ -0,0 +1,36 @@
+#include <WinSock2.h>
+#include <Windows.h>
+#include <cassert>
+#include <iostream>
+#include <iphlpapi.h>
+#include <string>
+
+std::wstring ToString(const SOCKET_ADDRESS &addr) {
+  DWORD buffer_length = 100;
+  wchar_t buffer[100];
+  auto error = WSAAddressToStringW(addr.lpSockaddr, addr.iSockaddrLength, NULL,
+                                   buffer, &buffer_length);
+  assert(error == 0);
+  return std::wstring(buffer);
+}
+
+int main() {
+  WSADATA wsaData;
+  int error = WSAStartup(MAKEWORD(2, 0), &wsaData);
+  assert(error == 0);
+
+  ULONG buffer_size = 100000;
+  PIP_ADAPTER_ADDRESSES_LH buffer =
+      (PIP_ADAPTER_ADDRESSES_LH)malloc(buffer_size);
+  ULONG error2 = GetAdaptersAddresses(
+      AF_INET,
+      GAA_FLAG_INCLUDE_PREFIX | GAA_FLAG_INCLUDE_GATEWAYS |
+          GAA_FLAG_INCLUDE_ALL_INTERFACES | GAA_FLAG_SKIP_MULTICAST,
+      NULL, buffer, &buffer_size);
+  assert(error2 == ERROR_SUCCESS);
+
+  std::wcout << ToString(buffer->FirstPrefix->Address) << L"\n";
+  std::wcout << buffer->FirstGatewayAddress << L"\n";
+
+  return 0;
+}
-- 
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