forked from Public-Mirror/Textractor
68 lines
2.2 KiB
C++
68 lines
2.2 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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#include "pipe.h"
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#include "host.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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void CreateNewPipe()
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{
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std::thread([]()
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{
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HANDLE hookPipe = 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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HANDLE hostPipe = CreateNamedPipeW(ITH_COMMAND_PIPE, PIPE_ACCESS_OUTBOUND, PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, PIPE_UNLIMITED_INSTANCES, PIPE_BUFFER_SIZE, PIPE_BUFFER_SIZE, MAXDWORD, NULL);
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ConnectNamedPipe(hookPipe, nullptr);
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// jichi 9/27/2013: why recursion?
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// Artikash 5/20/2018: Easy way to create a new pipe for another process
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CreateNewPipe();
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BYTE buffer[PIPE_BUFFER_SIZE + 1] = {};
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DWORD bytesRead, processId;
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ReadFile(hookPipe, &processId, sizeof(processId), &bytesRead, nullptr);
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RegisterProcess(processId, hostPipe);
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while (ReadFile(hookPipe, buffer, PIPE_BUFFER_SIZE, &bytesRead, nullptr))
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{
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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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switch (*(DWORD*)(buffer + sizeof(DWORD))) // 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_RMVHOOK:
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RemoveThreads([](auto one, auto two) { return one.pid == two.pid && one.hook == two.hook; },
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{ processId, *(DWORD*)(buffer + sizeof(DWORD) * 2) }); // Address
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break;
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case HOST_NOTIFICATION_TEXT:
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USES_CONVERSION;
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Host::AddConsoleOutput(A2W((LPCSTR)(buffer + sizeof(DWORD) * 2))); // Text
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break;
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}
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else DispatchText(
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{
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processId,
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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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},
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buffer + HEADER_SIZE, // Data
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bytesRead - HEADER_SIZE // Data size
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);
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}
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DisconnectNamedPipe(hookPipe);
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DisconnectNamedPipe(hostPipe);
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UnregisterProcess(processId);
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CloseHandle(hookPipe);
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CloseHandle(hostPipe);
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}).detach();
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}
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// EOF
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