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/*
* Log internal errors
*
* Copyright 1997 Andrew Taylor
*/
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "stackframe.h"
#include "debugtools.h"
#define ErrorString(manifest) { manifest, # manifest }
static const struct {
int constant;
const char *name;
} ErrorStrings[] = {
ErrorString(ERR_GALLOC),
ErrorString(ERR_GREALLOC),
ErrorString(ERR_GLOCK),
ErrorString(ERR_LALLOC),
ErrorString(ERR_LREALLOC),
ErrorString(ERR_LLOCK),
ErrorString(ERR_ALLOCRES),
ErrorString(ERR_LOCKRES),
ErrorString(ERR_LOADMODULE),
ErrorString(ERR_CREATEDLG),
ErrorString(ERR_CREATEDLG2),
ErrorString(ERR_REGISTERCLASS),
ErrorString(ERR_DCBUSY),
ErrorString(ERR_CREATEWND),
ErrorString(ERR_STRUCEXTRA),
ErrorString(ERR_LOADSTR),
ErrorString(ERR_LOADMENU),
ErrorString(ERR_NESTEDBEGINPAINT),
ErrorString(ERR_BADINDEX),
ErrorString(ERR_CREATEMENU),
ErrorString(ERR_CREATEDC),
ErrorString(ERR_CREATEMETA),
ErrorString(ERR_DELOBJSELECTED),
ErrorString(ERR_SELBITMAP)
};
static const struct {
int constant;
const char *name;
} ParamErrorStrings[] = {
ErrorString(ERR_BAD_VALUE),
ErrorString(ERR_BAD_FLAGS),
ErrorString(ERR_BAD_INDEX),
ErrorString(ERR_BAD_DVALUE),
ErrorString(ERR_BAD_DFLAGS),
ErrorString(ERR_BAD_DINDEX),
ErrorString(ERR_BAD_PTR),
ErrorString(ERR_BAD_FUNC_PTR),
ErrorString(ERR_BAD_SELECTOR),
ErrorString(ERR_BAD_STRING_PTR),
ErrorString(ERR_BAD_HANDLE),
ErrorString(ERR_BAD_HINSTANCE),
ErrorString(ERR_BAD_HMODULE),
ErrorString(ERR_BAD_GLOBAL_HANDLE),
ErrorString(ERR_BAD_LOCAL_HANDLE),
ErrorString(ERR_BAD_ATOM),
ErrorString(ERR_BAD_HFILE),
ErrorString(ERR_BAD_HWND),
ErrorString(ERR_BAD_HMENU),
ErrorString(ERR_BAD_HCURSOR),
ErrorString(ERR_BAD_HICON),
ErrorString(ERR_BAD_HDWP),
ErrorString(ERR_BAD_CID),
ErrorString(ERR_BAD_HDRVR),
ErrorString(ERR_BAD_COORDS),
ErrorString(ERR_BAD_GDI_OBJECT),
ErrorString(ERR_BAD_HDC),
ErrorString(ERR_BAD_HPEN),
ErrorString(ERR_BAD_HFONT),
ErrorString(ERR_BAD_HBRUSH),
ErrorString(ERR_BAD_HBITMAP),
ErrorString(ERR_BAD_HRGN),
ErrorString(ERR_BAD_HPALETTE),
ErrorString(ERR_BAD_HMETAFILE)
};
#undef ErrorString
#define ErrorStringCount (sizeof(ErrorStrings) / sizeof(ErrorStrings[0]))
#define ParamErrorStringCount (sizeof(ParamErrorStrings) / sizeof(ParamErrorStrings[0]))
/***********************************************************************
* GetErrorString (internal)
*/
static const char *GetErrorString(UINT16 uErr)
{
static char buffer[80];
int i;
for (i = 0; i < ErrorStringCount; i++) {
if (uErr == ErrorStrings[i].constant)
return ErrorStrings[i].name;
}
sprintf(buffer, "%x", uErr);
return buffer;
}
/***********************************************************************
* GetParamErrorString (internal)
*/
static const char *GetParamErrorString(UINT16 uErr) {
static char buffer[80];
if (uErr & ERR_WARNING) {
strcpy(buffer, "ERR_WARNING | ");
uErr &= ~ERR_WARNING;
} else
buffer[0] = '\0';
{
int i;
for (i = 0; i < ParamErrorStringCount; i++) {
if (uErr == ParamErrorStrings[i].constant) {
strcat(buffer, ParamErrorStrings[i].name);
return buffer;
}
}
}
sprintf(buffer + strlen(buffer), "%x", uErr);
return buffer;
}
/***********************************************************************
* LogError (KERNEL.324)
*/
VOID WINAPI LogError16(UINT16 uErr, LPVOID lpvInfo)
{
MESSAGE("(%s, %p)\n", GetErrorString(uErr), lpvInfo);
}
/***********************************************************************
* LogParamError (KERNEL.325)
*/
void WINAPI LogParamError16(UINT16 uErr, FARPROC16 lpfn, LPVOID lpvParam)
{
/* FIXME: is it possible to get the module name/function
* from the lpfn param?
*/
MESSAGE("(%s, %p, %p)\n", GetParamErrorString(uErr), lpfn, lpvParam);
}
/***********************************************************************
* HandleParamError (KERNEL.327)
*/
void WINAPI HandleParamError( CONTEXT86 *context )
{
UINT16 uErr = BX_reg( context );
FARPROC16 lpfn = (FARPROC16)PTR_SEG_OFF_TO_SEGPTR( CS_reg(context),
EIP_reg(context) );
LPVOID lpvParam = (LPVOID)MAKELONG( AX_reg( context ),
CX_reg( context ) );
LogParamError16( uErr, lpfn, lpvParam );
if (!(uErr & ERR_WARNING))
{
/* Abort current procedure: Unwind stack frame and jump
to error handler (location at [bp-2]) */
WORD *stack = PTR_SEG_OFF_TO_LIN( SS_reg( context ),
LOWORD(EBP_reg( context )) );
ESP_reg( context ) = LOWORD(EBP_reg( context )) - 2;
EBP_reg( context ) = stack[0] & 0xfffe;
EIP_reg( context ) = stack[-1];
EAX_reg( context ) = ECX_reg( context ) = EDX_reg( context ) = 0;
ES_reg( context) = 0;
}
}
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