171 lines
4.9 KiB
C
171 lines
4.9 KiB
C
/*
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* PowerPC signal handling routines
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*
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* Copyright 2002 Marcus Meissner, SuSE Linux AG
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#ifdef __powerpc__
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#include "config.h"
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#include "wine/port.h"
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#include <assert.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <sys/types.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "windef.h"
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#include "winternl.h"
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#include "wine/exception.h"
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#include "ntdll_misc.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(seh);
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/***********************************************************************
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* RtlCaptureContext (NTDLL.@)
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*/
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void WINAPI RtlCaptureContext( CONTEXT *context )
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{
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FIXME("not implemented\n");
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memset( context, 0, sizeof(*context) );
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}
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/**********************************************************************
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* call_stack_handlers
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*
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* Call the stack handlers chain.
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*/
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static NTSTATUS call_stack_handlers( EXCEPTION_RECORD *rec, CONTEXT *context )
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{
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EXCEPTION_POINTERS ptrs;
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FIXME( "not implemented on PowerPC\n" );
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/* hack: call unhandled exception filter directly */
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ptrs.ExceptionRecord = rec;
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ptrs.ContextRecord = context;
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call_unhandled_exception_filter( &ptrs );
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return STATUS_UNHANDLED_EXCEPTION;
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}
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/*******************************************************************
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* KiUserExceptionDispatcher (NTDLL.@)
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*/
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NTSTATUS WINAPI KiUserExceptionDispatcher( EXCEPTION_RECORD *rec, CONTEXT *context )
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{
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NTSTATUS status;
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DWORD c;
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TRACE( "code=%x flags=%x addr=%p ip=%x tid=%04x\n",
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rec->ExceptionCode, rec->ExceptionFlags, rec->ExceptionAddress,
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context->Iar, GetCurrentThreadId() );
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for (c = 0; c < rec->NumberParameters; c++)
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TRACE( " info[%d]=%08lx\n", c, rec->ExceptionInformation[c] );
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if (rec->ExceptionCode == EXCEPTION_WINE_STUB)
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{
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if (rec->ExceptionInformation[1] >> 16)
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MESSAGE( "wine: Call from %p to unimplemented function %s.%s, aborting\n",
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rec->ExceptionAddress,
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(char*)rec->ExceptionInformation[0], (char*)rec->ExceptionInformation[1] );
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else
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MESSAGE( "wine: Call from %p to unimplemented function %s.%ld, aborting\n",
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rec->ExceptionAddress,
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(char*)rec->ExceptionInformation[0], rec->ExceptionInformation[1] );
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}
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else
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{
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/* FIXME: dump context */
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}
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if (call_vectored_handlers( rec, context ) == EXCEPTION_CONTINUE_EXECUTION)
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NtContinue( context, FALSE );
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if ((status = call_stack_handlers( rec, context )) == STATUS_SUCCESS)
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NtContinue( context, FALSE );
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if (status != STATUS_UNHANDLED_EXCEPTION) RtlRaiseStatus( status );
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return NtRaiseException( rec, context, FALSE );
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}
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/***********************************************************************
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* RtlUnwind (NTDLL.@)
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*/
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void WINAPI RtlUnwind( PVOID pEndFrame, PVOID targetIp, PEXCEPTION_RECORD pRecord, PVOID retval )
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{
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FIXME( "Not implemented on PowerPC\n" );
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}
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/***********************************************************************
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* RtlRaiseException (NTDLL.@)
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*/
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void WINAPI RtlRaiseException( EXCEPTION_RECORD *rec )
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{
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CONTEXT context;
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RtlCaptureContext( &context );
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rec->ExceptionAddress = (void *)context.Iar;
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RtlRaiseStatus( NtRaiseException( rec, &context, TRUE ));
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}
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/*************************************************************************
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* RtlCaptureStackBackTrace (NTDLL.@)
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*/
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USHORT WINAPI RtlCaptureStackBackTrace( ULONG skip, ULONG count, PVOID *buffer, ULONG *hash )
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{
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FIXME( "(%d, %d, %p, %p) stub!\n", skip, count, buffer, hash );
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return 0;
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}
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/**********************************************************************
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* DbgBreakPoint (NTDLL.@)
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*/
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void WINAPI DbgBreakPoint(void)
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{
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kill(getpid(), SIGTRAP);
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}
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/**********************************************************************
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* DbgUserBreakPoint (NTDLL.@)
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*/
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void WINAPI DbgUserBreakPoint(void)
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{
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kill(getpid(), SIGTRAP);
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}
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/**********************************************************************
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* NtCurrentTeb (NTDLL.@)
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*/
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TEB * WINAPI NtCurrentTeb(void)
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{
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return unix_funcs->NtCurrentTeb();
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}
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#endif /* __powerpc__ */
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