50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#include "Network/ConnectionRuntime.h"
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#include <windows.h>
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namespace {
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// STATIC: 0x016FDC94
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// GLOBAL: gl_24393
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HMODULE module;
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}
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// STATIC: 0x016FDC8C/0x016FDC90
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int(WSAAPI* g_connectionSend)(SOCKET, const char*, int, int);
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int(WSAAPI* g_connectionReceive)(SOCKET, char*, int, int);
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// OFFSET: 0x00C7C400
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// FUNCTION: fn_20387
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bool CheckConnectionRuntime() {
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HMODULE library = LoadLibraryA("ws2_32.dll");
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if (!library) {
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return true;
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}
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static const char* names[] = {"connect", "closesocket", "send", "select"};
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for (const char* name : names) {
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if (GetProcAddress(library, name) != GetProcAddress(module, name)) {
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FreeLibrary(library);
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return false;
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}
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}
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FreeLibrary(library);
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return true;
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}
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// OFFSET: 0x00C7D020
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// FUNCTION: fn_20408
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bool InitializeConnections() {
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WSADATA data;
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WSAStartup(0x101, &data);
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module = LoadLibraryA("ws2_32.dll");
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g_connectionSend = reinterpret_cast<decltype(g_connectionSend)>(GetProcAddress(module, "send"));
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g_connectionReceive = reinterpret_cast<decltype(g_connectionReceive)>(GetProcAddress(module, "recv"));
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CheckConnectionRuntime();
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// Original ignores WSAStartup/load/address/check outcomes and returns true.
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return true;
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}
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// OFFSET: 0x00C7C4B0
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// FUNCTION: fn_20388
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void ShutdownConnections() {
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WSACleanup();
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FreeLibrary(module);
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}
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