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Sweden-Number/scheduler/debugger.c

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/*
* Win32 debugger functions
*
* Copyright (C) 1999 Alexandre Julliard
*/
#include <string.h>
#include "process.h"
#include "thread.h"
#include "server.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(debugstr);
/**********************************************************************
* DEBUG_SendExceptionEvent
*
* Send an EXCEPTION_DEBUG_EVENT event to the current process debugger.
*/
DWORD DEBUG_SendExceptionEvent( EXCEPTION_RECORD *rec, BOOL first_chance, CONTEXT *context )
{
int i;
DWORD ret = 0;
struct send_debug_event_request *req = get_req_buffer();
req->event.code = EXCEPTION_DEBUG_EVENT;
req->event.info.exception.code = rec->ExceptionCode;
req->event.info.exception.flags = rec->ExceptionFlags;
req->event.info.exception.record = rec->ExceptionRecord;
req->event.info.exception.addr = rec->ExceptionAddress;
req->event.info.exception.nb_params = rec->NumberParameters;
req->event.info.exception.first_chance = first_chance;
req->event.info.exception.context = *context;
for (i = 0; i < req->event.info.exception.nb_params; i++)
req->event.info.exception.params[i] = rec->ExceptionInformation[i];
if (!server_call( REQ_SEND_DEBUG_EVENT ))
{
ret = req->status;
*context = req->event.info.exception.context;
}
return ret;
}
/**********************************************************************
* DEBUG_SendCreateProcessEvent
*
* Send an CREATE_PROCESS_DEBUG_EVENT event to the current process debugger.
* Must be called from the context of the new process.
*/
DWORD DEBUG_SendCreateProcessEvent( HFILE file, HMODULE module, void *entry )
{
DWORD ret = 0;
struct send_debug_event_request *req = get_req_buffer();
req->event.code = CREATE_PROCESS_DEBUG_EVENT;
req->event.info.create_process.file = file;
req->event.info.create_process.process = 0; /* will be filled by server */
req->event.info.create_process.thread = 0; /* will be filled by server */
req->event.info.create_process.base = (void *)module;
req->event.info.create_process.dbg_offset = 0; /* FIXME */
req->event.info.create_process.dbg_size = 0; /* FIXME */
req->event.info.create_process.teb = NtCurrentTeb();
req->event.info.create_process.start = entry;
req->event.info.create_process.name = 0; /* FIXME */
req->event.info.create_process.unicode = 0; /* FIXME */
if (!server_call( REQ_SEND_DEBUG_EVENT )) ret = req->status;
return ret;
}
/**********************************************************************
* DEBUG_SendCreateThreadEvent
*
* Send an CREATE_THREAD_DEBUG_EVENT event to the current process debugger.
* Must be called from the context of the new thread.
*/
DWORD DEBUG_SendCreateThreadEvent( void *entry )
{
DWORD ret = 0;
struct send_debug_event_request *req = get_req_buffer();
req->event.code = CREATE_THREAD_DEBUG_EVENT;
req->event.info.create_thread.handle = 0; /* will be filled by server */
req->event.info.create_thread.teb = NtCurrentTeb();
req->event.info.create_thread.start = entry;
if (!server_call( REQ_SEND_DEBUG_EVENT )) ret = req->status;
return ret;
}
/**********************************************************************
* DEBUG_SendLoadDLLEvent
*
* Send an LOAD_DLL_DEBUG_EVENT event to the current process debugger.
*/
DWORD DEBUG_SendLoadDLLEvent( HFILE file, HMODULE module, LPSTR *name )
{
DWORD ret = 0;
struct send_debug_event_request *req = get_req_buffer();
req->event.code = LOAD_DLL_DEBUG_EVENT;
req->event.info.load_dll.handle = file;
req->event.info.load_dll.base = (void *)module;
req->event.info.load_dll.dbg_offset = 0; /* FIXME */
req->event.info.load_dll.dbg_size = 0; /* FIXME */
req->event.info.load_dll.name = name;
req->event.info.load_dll.unicode = 0;
if (!server_call( REQ_SEND_DEBUG_EVENT )) ret = req->status;
return ret;
}
/**********************************************************************
* DEBUG_SendUnloadDLLEvent
*
* Send an UNLOAD_DLL_DEBUG_EVENT event to the current process debugger.
*/
DWORD DEBUG_SendUnloadDLLEvent( HMODULE module )
{
DWORD ret = 0;
struct send_debug_event_request *req = get_req_buffer();
req->event.code = UNLOAD_DLL_DEBUG_EVENT;
req->event.info.unload_dll.base = (void *)module;
if (!server_call( REQ_SEND_DEBUG_EVENT )) ret = req->status;
return ret;
}
/******************************************************************************
* WaitForDebugEvent (KERNEL32.720)
*
* Waits for a debugging event to occur in a process being debugged
*
* PARAMS
* event [I] Address of structure for event information
* timeout [I] Number of milliseconds to wait for event
*
* RETURNS STD
*/
BOOL WINAPI WaitForDebugEvent( LPDEBUG_EVENT event, DWORD timeout )
{
struct wait_debug_event_request *req = get_req_buffer();
int i;
req->timeout = timeout;
if (server_call( REQ_WAIT_DEBUG_EVENT )) return FALSE;
if ((req->event.code < 0) || (req->event.code > RIP_EVENT))
server_protocol_error( "WaitForDebugEvent: bad code %d\n", req->event.code );
event->dwDebugEventCode = req->event.code;
event->dwProcessId = (DWORD)req->pid;
event->dwThreadId = (DWORD)req->tid;
switch(req->event.code)
{
case EXCEPTION_DEBUG_EVENT:
event->u.Exception.ExceptionRecord.ExceptionCode = req->event.info.exception.code;
event->u.Exception.ExceptionRecord.ExceptionFlags = req->event.info.exception.flags;
event->u.Exception.ExceptionRecord.ExceptionRecord = req->event.info.exception.record;
event->u.Exception.ExceptionRecord.ExceptionAddress = req->event.info.exception.addr;
event->u.Exception.ExceptionRecord.NumberParameters = req->event.info.exception.nb_params;
for (i = 0; i < req->event.info.exception.nb_params; i++)
event->u.Exception.ExceptionRecord.ExceptionInformation[i] = req->event.info.exception.params[i];
event->u.Exception.dwFirstChance = req->event.info.exception.first_chance;
break;
case CREATE_THREAD_DEBUG_EVENT:
event->u.CreateThread.hThread = req->event.info.create_thread.handle;
event->u.CreateThread.lpThreadLocalBase = req->event.info.create_thread.teb;
event->u.CreateThread.lpStartAddress = req->event.info.create_thread.start;
break;
case CREATE_PROCESS_DEBUG_EVENT:
event->u.CreateProcessInfo.hFile = req->event.info.create_process.file;
event->u.CreateProcessInfo.hProcess = req->event.info.create_process.process;
event->u.CreateProcessInfo.hThread = req->event.info.create_process.thread;
event->u.CreateProcessInfo.lpBaseOfImage = req->event.info.create_process.base;
event->u.CreateProcessInfo.dwDebugInfoFileOffset = req->event.info.create_process.dbg_offset;
event->u.CreateProcessInfo.nDebugInfoSize = req->event.info.create_process.dbg_size;
event->u.CreateProcessInfo.lpThreadLocalBase = req->event.info.create_process.teb;
event->u.CreateProcessInfo.lpStartAddress = req->event.info.create_process.start;
event->u.CreateProcessInfo.lpImageName = req->event.info.create_process.name;
event->u.CreateProcessInfo.fUnicode = req->event.info.create_process.unicode;
if (req->event.info.create_process.file == -1) event->u.CreateProcessInfo.hFile = 0;
break;
case EXIT_THREAD_DEBUG_EVENT:
event->u.ExitThread.dwExitCode = req->event.info.exit.exit_code;
break;
case EXIT_PROCESS_DEBUG_EVENT:
event->u.ExitProcess.dwExitCode = req->event.info.exit.exit_code;
break;
case LOAD_DLL_DEBUG_EVENT:
event->u.LoadDll.hFile = req->event.info.load_dll.handle;
event->u.LoadDll.lpBaseOfDll = req->event.info.load_dll.base;
event->u.LoadDll.dwDebugInfoFileOffset = req->event.info.load_dll.dbg_offset;
event->u.LoadDll.nDebugInfoSize = req->event.info.load_dll.dbg_size;
event->u.LoadDll.lpImageName = req->event.info.load_dll.name;
event->u.LoadDll.fUnicode = req->event.info.load_dll.unicode;
if (req->event.info.load_dll.handle == -1) event->u.LoadDll.hFile = 0;
break;
case UNLOAD_DLL_DEBUG_EVENT:
event->u.UnloadDll.lpBaseOfDll = req->event.info.unload_dll.base;
break;
case OUTPUT_DEBUG_STRING_EVENT:
event->u.DebugString.lpDebugStringData = req->event.info.output_string.string;
event->u.DebugString.fUnicode = req->event.info.output_string.unicode;
event->u.DebugString.nDebugStringLength = req->event.info.output_string.length;
break;
case RIP_EVENT:
event->u.RipInfo.dwError = req->event.info.rip_info.error;
event->u.RipInfo.dwType = req->event.info.rip_info.type;
break;
}
return TRUE;
}
/**********************************************************************
* ContinueDebugEvent (KERNEL32.146)
*/
BOOL WINAPI ContinueDebugEvent( DWORD pid, DWORD tid, DWORD status )
{
struct continue_debug_event_request *req = get_req_buffer();
req->pid = (void *)pid;
req->tid = (void *)tid;
req->status = status;
return !server_call( REQ_CONTINUE_DEBUG_EVENT );
}
/**********************************************************************
* DebugActiveProcess (KERNEL32.180)
*/
BOOL WINAPI DebugActiveProcess( DWORD pid )
{
struct debug_process_request *req = get_req_buffer();
req->pid = (void *)pid;
return !server_call( REQ_DEBUG_PROCESS );
}
/***********************************************************************
* OutputDebugStringA (KERNEL32.548)
*/
void WINAPI OutputDebugStringA( LPCSTR str )
{
if (PROCESS_Current()->flags & PDB32_DEBUGGED)
{
struct send_debug_event_request *req = get_req_buffer();
req->event.code = OUTPUT_DEBUG_STRING_EVENT;
req->event.info.output_string.string = (void *)str;
req->event.info.output_string.unicode = 0;
req->event.info.output_string.length = strlen(str) + 1;
server_call( REQ_SEND_DEBUG_EVENT );
}
TRACE("%s\n", str);
}
/***********************************************************************
* OutputDebugStringW (KERNEL32.549)
*/
void WINAPI OutputDebugStringW( LPCWSTR str )
{
if (PROCESS_Current()->flags & PDB32_DEBUGGED)
{
struct send_debug_event_request *req = get_req_buffer();
req->event.code = OUTPUT_DEBUG_STRING_EVENT;
req->event.info.output_string.string = (void *)str;
req->event.info.output_string.unicode = 1;
req->event.info.output_string.length = (lstrlenW(str) + 1) * sizeof(WCHAR);
server_call( REQ_SEND_DEBUG_EVENT );
}
TRACE("%s\n", debugstr_w(str));
}
/***********************************************************************
* OutputDebugString16 (KERNEL.115)
*/
void WINAPI OutputDebugString16( LPCSTR str )
{
OutputDebugStringA( str );
}
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