90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
// pipe.cc
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// 8/24/2013 jichi
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// Branch IHF/pipe.cpp, rev 93
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// 8/24/2013 TODO: Clean up this file
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#include "host.h"
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#include "hookman.h"
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#include "vnrhook/include/defs.h"
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#include "vnrhook/include/const.h"
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#include <atlbase.h>
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extern HookManager* man;
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struct Pipes
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{
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HANDLE hookPipe;
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HANDLE hostPipe;
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};
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DWORD WINAPI TextReceiver(LPVOID lpThreadParameter);
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void CreateNewPipe()
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{
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CloseHandle(CreateThread(nullptr, 0, TextReceiver, new Pipes
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{
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CreateNamedPipeW(ITH_TEXT_PIPE, PIPE_ACCESS_INBOUND, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, PIPE_UNLIMITED_INSTANCES, PIPE_BUFFER_SIZE, PIPE_BUFFER_SIZE, MAXDWORD, NULL),
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CreateNamedPipeW(ITH_COMMAND_PIPE, PIPE_ACCESS_OUTBOUND, 0, PIPE_UNLIMITED_INSTANCES, PIPE_BUFFER_SIZE, PIPE_BUFFER_SIZE, MAXDWORD, NULL)
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},
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0, nullptr));
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}
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DWORD WINAPI TextReceiver(LPVOID lpThreadParameter)
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{
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Pipes* pipes = (Pipes*)lpThreadParameter;
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ConnectNamedPipe(pipes->hookPipe, nullptr);
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BYTE buffer[PIPE_BUFFER_SIZE] = {};
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DWORD bytesRead, processId;
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ReadFile(pipes->hookPipe, &processId, sizeof(processId), &bytesRead, nullptr);
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man->RegisterProcess(processId, pipes->hostPipe);
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// jichi 9/27/2013: why recursion?
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// Artikash 5/20/2018: To create a new pipe for another process
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CreateNewPipe();
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while (true)
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{
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if (!ReadFile(pipes->hookPipe, buffer, PIPE_BUFFER_SIZE, &bytesRead, nullptr)) break;
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buffer[bytesRead] = 0;
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buffer[bytesRead + 1] = 0;
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if (*(DWORD*)buffer == HOST_NOTIFICATION)
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{
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USES_CONVERSION;
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switch (*(DWORD*)(buffer + 4)) // Artikash 7/17/2018: Notification type
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{
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case HOST_NOTIFICATION_NEWHOOK: // Artikash 7/18/2018: Useless for now, but could be used to implement smth later
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break;
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case HOST_NOTIFICATION_TEXT:
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man->AddConsoleOutput(A2W((LPCSTR)(buffer + sizeof(DWORD) * 2))); // Text
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break;
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}
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}
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else
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{
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// jichi 9/28/2013: Debug raw data
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//ITH_DEBUG_DWORD9(RecvLen - 0xc,
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// buffer[0xc], buffer[0xd], buffer[0xe], buffer[0xf],
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// buffer[0x10], buffer[0x11], buffer[0x12], buffer[0x13]);
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man->DispatchText(processId, buffer + HEADER_SIZE,
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*(DWORD*)buffer, // Hook address
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*(DWORD*)(buffer + sizeof(DWORD)), // Return address
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*(DWORD*)(buffer + sizeof(DWORD) * 2), // Split
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bytesRead - HEADER_SIZE
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);
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}
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}
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DisconnectNamedPipe(pipes->hookPipe);
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DisconnectNamedPipe(pipes->hostPipe);
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man->UnRegisterProcess(processId);
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CloseHandle(pipes->hookPipe);
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CloseHandle(pipes->hostPipe);
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delete pipes;
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return 0;
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}
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// EOF
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