HyperDbg/hyperdbg/libhyperdbg/code/debugger/commands/debugging-commands/print.cpp
2024-07-31 18:21:23 +09:00

133 lines
2.7 KiB
C++

/**
* @file print.cpp
* @author Sina Karvandi (sina@hyperdbg.org)
* @author M.H. Gholamrezaei (mh@hyperdbg.org)
* @brief print command
* @details
* @version 0.1
* @date 2020-10-08
*
* @copyright This project is released under the GNU Public License v3.
*
*/
#include "pch.h"
using namespace std;
//
// Global Variables
//
extern BOOLEAN g_IsSerialConnectedToRemoteDebuggee;
/**
* @brief help of the print command
*
* @return VOID
*/
VOID
CommandPrintHelp()
{
ShowMessages("print : evaluates expressions.\n\n");
ShowMessages("syntax : \tprint [Expression (string)]\n");
ShowMessages("\n");
ShowMessages("\t\te.g : print dq(poi(@rcx))\n");
}
/**
* @brief handler of print command
*
* @param CommandTokens
* @param Command
*
* @return VOID
*/
VOID
CommandPrint(vector<CommandToken> CommandTokens, string Command)
{
PVOID CodeBuffer;
UINT64 BufferAddress;
UINT32 BufferLength;
UINT32 Pointer;
if (CommandTokens.size() == 1)
{
ShowMessages("incorrect use of the '%s'\n\n",
GetCaseSensitiveStringFromCommandToken(CommandTokens.at(0)).c_str());
CommandPrintHelp();
return;
}
//
// Trim the command
//
Trim(Command);
//
// Remove print from it
//
Command.erase(0, GetCaseSensitiveStringFromCommandToken(CommandTokens.at(0)).size());
//
// Trim it again
//
Trim(Command);
//
// Prepend and append 'print(' and ')'
//
Command.insert(0, "print(");
Command.append(");");
if (g_IsSerialConnectedToRemoteDebuggee)
{
//
// Send over serial
//
//
// Run script engine handler
//
CodeBuffer = ScriptEngineParseWrapper((char *)Command.c_str(), TRUE);
if (CodeBuffer == NULL)
{
//
// return to show that this item contains an script
//
return;
}
//
// Print symbols (test)
//
// PrintSymbolBufferWrapper(CodeBuffer);
//
// Set the buffer and length
//
BufferAddress = ScriptEngineWrapperGetHead(CodeBuffer);
BufferLength = ScriptEngineWrapperGetSize(CodeBuffer);
Pointer = ScriptEngineWrapperGetPointer(CodeBuffer);
//
// Send it to the remote debuggee
//
KdSendScriptPacketToDebuggee(BufferAddress, BufferLength, Pointer, FALSE);
//
// Remove the buffer of script engine interpreted code
//
ScriptEngineWrapperRemoveSymbolBuffer(CodeBuffer);
ShowMessages("\n");
}
else
{
//
// error
//
ShowMessages("err, you're not connected to any debuggee\n");
}
}