utils.c File Reference

#include "remods.h"
#include "precomp.h"
#include <defines.h>

Include dependency graph for utils.c:

Go to the source code of this file.

Macros
#define	is_digit(c)   ((c) >= '0' && (c) <= '9')
#define	NUM_ZEROPAD   1 /* pad with zero */
#define	NUM_SIGN   2 /* unsigned/signed long */
#define	NUM_PLUS   4 /* show plus */
#define	NUM_SPACE   8 /* space if plus */
#define	NUM_LEFT   16 /* left justified */
#define	NUM_SPECIAL   32 /* 0x */
#define	NUM_LARGE   64 /* use 'ABCDEF' instead of 'abcdef' */
#define	do_div(n, base)

Functions
PKEYBOARD_LAYOUT	GetKeyboardLayout ()
PKEYBOARD_LAYOUT	SetKeyboardLayoutByName (LPSTR Name)
void	PICE_memset (void *p, unsigned char c, int sz)
void	PICE_memcpy (void *t, void *s, int sz)
BOOLEAN	PICE_isprint (char c)
char *	PICE_strchr (char *s, char c)
char *	PICE_strncpy (char *s1, char *s2, int len)
char *	PICE_strcpy (char *s1, char *s2)
char *	PICE_strcat (char *s1, char *s2)
char	PICE_toupper (char c)
int	PICE_isdigit (int c)
int	PICE_isxdigit (int c)
int	PICE_islower (int c)
int	PICE_isalpha (int c)
ULONG	PICE_strncmpi (char *s1, char *s2, ULONG len)
ULONG	PICE_strcmpi (char *s1, char *s2)
ULONG	PICE_strcmp (char *s1, char *s2)
ULONG	PICE_fncmp (char *s1, char *s2)
ULONG	PICE_fnncmp (char *s1, char *s2, ULONG len)
wchar_t	PICE_towlower (wchar_t c)
ULONG	PICE_wcsicmp (WCHAR *s1, WCHAR *s2)
char *	PICE_strrev (char *s)
USHORT	PICE_strlen (const char *s)
WCHAR *	PICE_wcscpy (WCHAR *str1, const WCHAR *str2)
LPSTR	GetShortName (LPSTR p)
void	CopyWideToAnsi (LPSTR pAnsi, PWSTR pWide)
BOOLEAN	IsAddressValid (ULONG address)
BOOLEAN	IsAddressWriteable (ULONG address)
BOOLEAN	SetAddressWriteable (ULONG address, BOOLEAN bSet)
BOOLEAN	IsRangeValid (ULONG Addr, ULONG Length)
PGDT	GetGDTPtr (void)
ULONG	GetLinearAddress (USHORT Segment, ULONG Offset)
void	ShowRunningMsg (void)
void	ShowStoppedMsg (void)
void	SetHardwareBreakPoint (ULONG ulAddress, ULONG ulReg)
void	SetHardwareBreakPoints (void)
BOOLEAN	IsCallInstrAtEIP (void)
BOOLEAN	IsRetAtEIP (void)
LPSTR	VisualizeFlags (ULONG EFlags)
void	DisplayRegs (void)
void	SaveOldRegs (void)
UCHAR	GetKeyStatus (void)
UCHAR	GetKeyData (void)
UCHAR	KeyboardGetKeyPolled (void)
void	KeyboardFlushKeyboardQueue (void)
BOOLEAN	CheckLoadAbort (void)
void	IntelStackWalk (ULONG pc, ULONG ebp, ULONG esp)
PULONG	FindPteForLinearAddress (ULONG address)
void	InvalidateLB (void)
ULONG	ReadPhysMem (ULONG Address, ULONG ulSize)
void	WritePhysMem (ULONG Address, ULONG Datum, ULONG ulSize)
unsigned long	simple_strtoul (const char *cp, char **endp, unsigned int base)
long	simple_strtol (const char *cp, char **endp, unsigned int base)
static int	skip_atoi (const char **s)
size_t	PICE_strnlen (const char *s, size_t count)
static char *	PICE_number (char *str, long num, int base, int size, int precision, int type)
int	PICE_sprintf (char *buf, const char *fmt,...)
int	PICE_vsprintf (char *buf, const char *fmt, va_list args)
UCHAR	AsciiFromScan (UCHAR s)
UCHAR	AsciiToScan (UCHAR s)
void	outportb (PUCHAR port, UCHAR data)
void	outb_p (UCHAR data, PUCHAR port)
VOID	outl (ULONG data, PULONG port)
UCHAR	inportb (PUCHAR port)
UCHAR	inb_p (PUCHAR port)
ULONG	inl (PULONG port)
void	EnablePassThrough (void)
void *	PICE_malloc (size_t numBytes, BOOLEAN fromPaged)
void	PICE_free (void *p)
long	PICE_read (HANDLE hFile, LPVOID lpBuffer, long lBytes)
HANDLE	PICE_open (LPCWSTR lpPathName, int iReadWrite)
int	PICE_close (HANDLE hFile)
size_t	PICE_len (HANDLE hFile)
INT WINAPI	PICE_MultiByteToWideChar (UINT CodePage, DWORD dwFlags, LPCSTR lpMultiByteStr, int cchMultiByte, LPWSTR lpWideCharStr, int cchWideChar)

Variables
char	tempUtil [1024]
char	tempFlowChanges [256]
ULONG	TwoPagesForPhysMem [2 *_PAGE_SIZE]
SCANTOASCII	ucScanToAscii_DE []
SCANTOASCII	ucShiftScanToAscii_DE []
SCANTOASCII	ucScanToAscii_US []
SCANTOASCII	ucShiftScanToAscii_US []
SCANTOASCII	ucScanToAscii_DK []
SCANTOASCII	ucShiftScanToAscii_DK []
SCANTOASCII	ucAltScanToAscii_DK []
KEYBOARD_LAYOUT	ucKeyboard []
PKEYBOARD_LAYOUT	CurrentKeyboard = NULL

Macro Definition Documentation

do_div

#define do_div	(		n,
			base
	)

Value:

({ \
int __res; \
__res = ((unsigned long) n) % (unsigned) base; \
n = ((unsigned long) n) / (unsigned) base; \
__res; })

Definition at line 1774 of file utils.c.

is_digit

#define is_digit

(

c

)

((c) >= '0' && (c) <= '9')

Definition at line 1745 of file utils.c.

NUM_LARGE

#define NUM_LARGE   64 /* use 'ABCDEF' instead of 'abcdef' */

Definition at line 1772 of file utils.c.

NUM_LEFT

#define NUM_LEFT   16 /* left justified */

Definition at line 1770 of file utils.c.

NUM_PLUS

#define NUM_PLUS   4 /* show plus */

Definition at line 1768 of file utils.c.

NUM_SIGN

#define NUM_SIGN   2 /* unsigned/signed long */

Definition at line 1767 of file utils.c.

NUM_SPACE

#define NUM_SPACE   8 /* space if plus */

Definition at line 1769 of file utils.c.

NUM_SPECIAL

#define NUM_SPECIAL   32 /* 0x */

Definition at line 1771 of file utils.c.

NUM_ZEROPAD

#define NUM_ZEROPAD   1 /* pad with zero */

Definition at line 1766 of file utils.c.

Function Documentation

AsciiFromScan()

UCHAR AsciiFromScan

(

UCHAR

s

)

Definition at line 2069 of file utils.c.

{
  PSCANTOASCII table;
  ULONG i;

  ENTER_FUNC();

  if (bShift)
    {
      table = GetKeyboardLayout()->shifted;
    }
  else if(bAlt)
    {
      table = GetKeyboardLayout()->alted;
    }
  else
    {
      table = GetKeyboardLayout()->normal;
    }


  if (table)
    {
      for(i=0;table[i].s != 0;i++)
        {
          if(table[i].s==s)
            {
              LEAVE_FUNC();
              return table[i].a;
            }
        }
    }

  DPRINT((0,"AsciiFromScan(): no translation for key\n"));
  LEAVE_FUNC();
  return 0;
}

Referenced by DebuggerShell().

AsciiToScan()

UCHAR AsciiToScan

(

UCHAR

s

)

Definition at line 2113 of file utils.c.

{
  PSCANTOASCII table;
  ULONG i;

  ENTER_FUNC();

  if (bShift)
    {
      table = GetKeyboardLayout()->shifted;
    }
  else if(bAlt)
    {
      table = GetKeyboardLayout()->alted;
    }
  else
    {
      table = GetKeyboardLayout()->normal;
    }

  if (table)
    {
          for(i=0;table[i].s != 0;i++)
            {
              if(table[i].a==s)
                {
                  LEAVE_FUNC();
                  return table[i].s;
                }
            }
    }

  DPRINT((0,"AsciiToScan(): no translation for ASCII code\n"));
  LEAVE_FUNC();
    return 0;
}

Referenced by PiceKbdIsr().

CheckLoadAbort()

BOOLEAN CheckLoadAbort

(

void

)

Definition at line 1471 of file utils.c.

{
ULONG i;
UCHAR ucKey;

    MaskIrqs();

    SaveGraphicsState();

    FlushKeyboardQueue();

    PrintLogo(TRUE);

    for(i=0;i<5000;i++)
    {
        if(!(i%1000) )
        {
            PICE_sprintf(tempUtil,"\n LOAD WILL CONTINUE IN %u SEC (HIT 'C' TO CONTINUE OR ANY OTHER KEY TO ABORT)\n",5-i/1000);
            Clear(REGISTER_WINDOW);
            Print(REGISTER_WINDOW,tempUtil);
            PrintLogo(TRUE);
        }

        ucKey = GetKeyPolled();

        if(ucKey)
        {
            if((ucKey&0x7f)!=46)
            {
                RestoreGraphicsState();
                UnmaskIrqs();
                return FALSE;
            }
            else
                goto load;
        }
        KeStallExecutionProcessor(1000);
    }
load:
    Clear(REGISTER_WINDOW);
    PrintLogo(TRUE);

    tempUtil[0] = 0;
    FlushKeyboardQueue();

    RestoreGraphicsState();

    UnmaskIrqs();

    return TRUE;
}

CopyWideToAnsi()

void CopyWideToAnsi	(	LPSTR	pAnsi,
		PWSTR	pWide
	)

Definition at line 591 of file utils.c.

{
ULONG j;

    for(j=0;pWide[j]!=0;j++)
    {
        if((char)(pWide[j]>>8)==0)
            pAnsi[j]=(char)(pWide[j]);
        else
            pAnsi[j]=0x20;
    }
    pAnsi[j]=0;

}

Referenced by COMMAND_PROTOTYPE(), ConvertTokenToModule(), IsModuleLoaded(), and RevirtualizeBreakpointsForModule().

DisplayRegs()

void DisplayRegs

(

void

)

Definition at line 1097 of file utils.c.

{
    char tempDisplayRegs[48];

    ENTER_FUNC();

//  Clear(REGISTER_WINDOW);
    Home(REGISTER_WINDOW);
    // EAX
    Print(REGISTER_WINDOW,"EAX=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEAX);
    if(OldEAX!=CurrentEAX)
    {
        SetForegroundColor(WHITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEAX!=CurrentEAX)
    {
        ResetColor();
    }

    // EBX
    Print(REGISTER_WINDOW," EBX=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEBX);
    if(OldEBX!=CurrentEBX)
    {
        SetForegroundColor(WHITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEBX!=CurrentEBX)
    {
        ResetColor();
    }

    // ECX
    Print(REGISTER_WINDOW," ECX=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentECX);
    if(OldECX!=CurrentECX)
    {
        SetForegroundColor(WHITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldECX!=CurrentECX)
    {
        ResetColor();
    }

    // EDX
    Print(REGISTER_WINDOW," EDX=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEDX);
    if(OldEDX!=CurrentEDX)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEDX!=CurrentEDX)
    {
        ResetColor();
    }

    // ESI
    Print(REGISTER_WINDOW," ESI=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentESI);
    if(OldESI!=CurrentESI)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldESI!=CurrentESI)
    {
        ResetColor();
    }

    // EDI
    Print(REGISTER_WINDOW," EDI=");
    PICE_sprintf(tempDisplayRegs,"%.8X\n",CurrentEDI);
    if(OldEDI!=CurrentEDI)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEDI!=CurrentEDI)
    {
        ResetColor();
    }

    // EBP
    Print(REGISTER_WINDOW,"EBP=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEBP);
    if(OldEBP!=CurrentEBP)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEBP!=CurrentEBP)
    {
        ResetColor();
    }

    // ESP
    Print(REGISTER_WINDOW," ESP=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentESP);
    if(OldESP!=CurrentESP)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldESP!=CurrentESP)
    {
        ResetColor();
    }

    // EIP
    Print(REGISTER_WINDOW," EIP=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEIP);
    if(OldEIP!=CurrentEIP)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEIP!=CurrentEIP)
    {
        ResetColor();
    }

    // EFL
    Print(REGISTER_WINDOW," EFLAGS=");
    PICE_sprintf(tempDisplayRegs,"%.8X",CurrentEFL);
    if(OldEFL!=CurrentEFL)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldEFL!=CurrentEFL)
    {
        ResetColor();
    }

    // visual flags
    PICE_sprintf(tempDisplayRegs," %s\n",VisualizeFlags(CurrentEFL));
    Print(REGISTER_WINDOW,tempDisplayRegs);

    // CS
    Print(REGISTER_WINDOW,"CS=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentCS);
    if(OldCS!=CurrentCS)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldCS!=CurrentCS)
    {
        ResetColor();
    }

    // DS
    Print(REGISTER_WINDOW,"  DS=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentDS);
    if(OldDS!=CurrentDS)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldDS!=CurrentDS)
    {
        ResetColor();
    }

    // ES
    Print(REGISTER_WINDOW,"  ES=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentES);
    if(OldES!=CurrentES)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldES!=CurrentES)
    {
        ResetColor();
    }

    // FS
    Print(REGISTER_WINDOW,"  FS=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentFS);
    if(OldFS!=CurrentFS)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldFS!=CurrentFS)
    {
        ResetColor();
    }

    // GS
    Print(REGISTER_WINDOW,"  GS=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentGS);
    if(OldGS!=CurrentGS)
    {
        ResetColor();
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldGS!=CurrentGS)
    {
        ResetColor();
    }

    // SS
    Print(REGISTER_WINDOW,"  SS=");
    PICE_sprintf(tempDisplayRegs,"%.4X",CurrentSS);
    if(OldSS!=CurrentSS)
    {
        SetForegroundColor(COLOR_HILITE);
    }
    Print(REGISTER_WINDOW,tempDisplayRegs);
    if(OldSS!=CurrentSS)
    {
        ResetColor();
    }

    LEAVE_FUNC();
}

Referenced by COMMAND_PROTOTYPE(), DebuggerShell(), InitPICE(), and RepaintDesktop().

EnablePassThrough()

void EnablePassThrough

(

void

)

Definition at line 2194 of file utils.c.

{
    ULONG oldCF8,flags;

    save_flags(flags);
    cli();

    oldCF8 = inl((PULONG)0xcf8);
    outl(0x80000050,(PULONG)0xcf8);
    outl(inl((PULONG)0xcfc)|0x00000020,(PULONG)0xcfc);
    outl(oldCF8,(PULONG)0xcf8);

    restore_flags(flags);
}

Referenced by InitPICE().

FindPteForLinearAddress()

PULONG FindPteForLinearAddress

(

ULONG

address

)

Definition at line 1573 of file utils.c.

{
    PULONG pPGD;
    PULONG pPTE;
    BOOLEAN bResult = FALSE;
    PEPROCESS my_current = IoGetCurrentProcess();

    ENTER_FUNC();

    address &= (~(_PAGE_SIZE-1));

    if(my_current)
    {
        pPGD = ADDR_TO_PDE(address);
        if(pPGD && ((*pPGD)&_PAGE_PRESENT))
        {
            // not large page
            if(!((*pPGD)&_PAGE_4M))
            {
                pPTE = ADDR_TO_PTE(address);
                if(pPTE)
                {
                    LEAVE_FUNC();
                    return pPTE;
                }
            }
            // large page
            else
            {
                LEAVE_FUNC();
                return NULL;
            }
        }
    }

    LEAVE_FUNC();
    return NULL;
}

Referenced by ReadPhysMem(), and WritePhysMem().

GetGDTPtr()

PGDT GetGDTPtr

(

void

)

Definition at line 762 of file utils.c.

{
ULONG gdtr[2];
PGDT pGdt;

    ENTER_FUNC();

    __asm__("sgdt %0;":"=m" (gdtr));
    pGdt=(PGDT)(((ULONG)(gdtr[1]<<16))|((ULONG)(gdtr[0]>>16)));

    LEAVE_FUNC();

    return pGdt;
}

Referenced by GetLinearAddress().

GetKeyboardLayout()

PKEYBOARD_LAYOUT GetKeyboardLayout

(

)

Definition at line 194 of file utils.c.

{
  if (CurrentKeyboard == NULL)
    {
      CurrentKeyboard = &ucKeyboard[kbUS];
    }

  return CurrentKeyboard;
}

Referenced by activate_keyboard_layout(), AsciiFromScan(), AsciiToScan(), COMMAND_PROTOTYPE(), get_input_codepage(), ImmCreateContext(), ImmTranslateMessage(), InputList_Create(), SetKeyboardLayoutByName(), test_ImmGetCompositionString(), test_ImmGetDescription(), test_unicode_wm_char(), UpdateData(), UpdateLanguageDisplayCurrent(), vk2ascii(), and WriteKeysSettings().

GetKeyData()

UCHAR GetKeyData

(

void

)

Definition at line 1364 of file utils.c.

{
    UCHAR ucRet;
    ucRet = inb_p((PUCHAR)(I8042_PHYSICAL_BASE + I8042_DATA_REGISTER_OFFSET));
    return ucRet;
}

Referenced by KeyboardFlushKeyboardQueue(), and KeyboardGetKeyPolled().

GetKeyStatus()

UCHAR GetKeyStatus

(

void

)

Definition at line 1353 of file utils.c.

{
    UCHAR ucRet;
    ucRet = inb_p((PUCHAR)(I8042_PHYSICAL_BASE + I8042_STATUS_REGISTER_OFFSET));
    return ucRet;
}

Referenced by KeyboardFlushKeyboardQueue(), and KeyboardGetKeyPolled().

GetLinearAddress()

ULONG GetLinearAddress	(	USHORT	Segment,
		ULONG	Offset
	)

Definition at line 782 of file utils.c.

{
    PGDT pGdt;
    ULONG result=0;
    PDESCRIPTOR pSel;
    USHORT OriginalSegment=Segment;

    ENTER_FUNC();

    pSel=(struct tagDESCRIPTOR*)&Segment;

    // get GDT pointer
    pGdt=GetGDTPtr();
    DPRINT((0,"GetLinearAddress(): pGDT = %.8X\n",pGdt));
    DPRINT((0,"GetLinearAddress(): original Segment:Offset = %.4X:%.8X\n",Segment,Offset));

    // see if segment selector is in LDT
    if(pSel->Ti)
    {
        DPRINT((0,"GetLinearAddress(): Segment is in LDT\n"));
        // get LDT selector
        __asm__("\n\t \
            sldt %%ax\n\t \
            mov %%ax,%0"
            :"=m" (Segment));
        if(Segment)
        {
            DPRINT((0,"GetLinearAddress(): no LDT\n"));
            // get LDT selector
            pGdt=(PGDT)((pGdt[pSel->Val].Base_31_24<<24)|
                       (pGdt[pSel->Val].Base_23_16<<16)|
                       (pGdt[pSel->Val].Base_15_0));
            if(!IsRangeValid((ULONG)pGdt,0x8) )
                pGdt=0;
        }
        else
        {
            pGdt=0;
        }
    }

    if(pGdt && Segment)
    {
        DPRINT((0,"GetLinearAddress(): Segment:Offset = %.4X:%.8X\n",Segment,Offset));
        result=pGdt[OriginalSegment>>3].Base_15_0|
               (pGdt[OriginalSegment>>3].Base_23_16<<16)|
               (pGdt[OriginalSegment>>3].Base_31_24<<24);
        result+=Offset;
    }
    DPRINT((0,"GetLinearAddress(%.4X:%.8X)=%.8X\n",OriginalSegment,Offset,result));

    LEAVE_FUNC();

    return result;
}

Referenced by COMMAND_PROTOTYPE(), ConvertTokenToHex(), IsCallInstrAtEIP(), IsRetAtEIP(), OutputIdtEntry(), PrintkCallback(), RealIsr(), UnassembleOneLineDown(), UnassembleOneLineUp(), UnassembleOnePageDown(), and UnassembleOnePageUp().

GetShortName()

LPSTR GetShortName

(

LPSTR

p

)

Definition at line 573 of file utils.c.

{
ULONG i;

    // scan backwards till backslash or start
    for(i=PICE_strlen(p);p[i]!='\\' && &p[i]!=p;i--);
    // it's not start, inc. counter
    if(&p[i]!=p)i++;

    // return section of string containing mod name
    return &p[i];
}

inb_p()

UCHAR inb_p

(

PUCHAR

port

)

Definition at line 2179 of file utils.c.

{
    return READ_PORT_UCHAR((PUCHAR)port);
}

Referenced by DebuggerShell(), GetKeyData(), GetKeyStatus(), HideCursorVga(), RestoreGraphicsStateVga(), SaveGraphicsStateVga(), and ShowCursorVga().

inl()

ULONG inl

(

PULONG

port

)

Definition at line 2184 of file utils.c.

{
    return READ_PORT_ULONG(port);
}

Referenced by COMMAND_PROTOTYPE(), and EnablePassThrough().

inportb()

UCHAR inportb

(

PUCHAR

port

)

Definition at line 2174 of file utils.c.

{
    return READ_PORT_UCHAR((PUCHAR)port);
}

Referenced by read_vga_reg(), SerialReadByte(), SerialSendByte(), SerialSetOthers(), and SerialSetSpeed().

IntelStackWalk()

void IntelStackWalk	(	ULONG	pc,
		ULONG	ebp,
		ULONG	esp
	)

Definition at line 1530 of file utils.c.

{
    PULONG pFrame, pPrevFrame;
    LPSTR pSymbolName;

    DPRINT((0,"IntelStackWalk(): pc = %X ebp = %X esp = %X\n",pc,ebp,esp));

    pFrame = pPrevFrame = (PULONG)ebp;

    PutStatusText("EIP      FRAME    NAME\n");
    while(1)
    {
        DPRINT((0,"IntelStackWalk(): pFrame = %X pPrevFrame = %X pc =%X\n",(ULONG)pFrame,(ULONG)pPrevFrame,pc));
        if ( ( (ULONG)pFrame & 3 )    ||
             ( (pFrame <= pPrevFrame) ) )
        {
            DPRINT((0,"IntelStackWalk(): pFrame is either unaligned or not less than previous\n"));
            if( !IsRangeValid((ULONG)pFrame, sizeof(PVOID)*2) )
            {
                DPRINT((0,"IntelStackWalk(): pFrame not valid pointer!\n"));
                break;
            }
        }

        if((pSymbolName = FindFunctionByAddress(pc,NULL,NULL)) )
            PICE_sprintf(tempUtil,"%08X %08X %s\n",pc, (ULONG)pFrame,pSymbolName);
        else
            PICE_sprintf(tempUtil,"%08X %08X\n",pc, (ULONG)pFrame);
        Print(OUTPUT_WINDOW,tempUtil);
        if(WaitForKey()==FALSE)break;

        pc = pFrame[1];

        pPrevFrame = pFrame;

        pFrame = (PULONG)pFrame[0]; // proceed to next higher frame on stack
    }
}

Referenced by COMMAND_PROTOTYPE(), and HandleInDebuggerFault().

InvalidateLB()

void InvalidateLB

(

void

)

Definition at line 1616 of file utils.c.

{
    ENTER_FUNC();
    __asm__ __volatile__
    (
        "wbinvd\n\t \
        mov %%cr3,%%ecx\n\t \
        mov %%ecx,%%cr3"
        :::"ecx"
    );
    LEAVE_FUNC();
}

Referenced by ReadPhysMem(), and WritePhysMem().

IsAddressValid()

BOOLEAN IsAddressValid

(

ULONG

address

)

Definition at line 611 of file utils.c.

{
    PULONG pPGD;
    PULONG pPTE;
    BOOLEAN bResult = FALSE;

    address &= (~(_PAGE_SIZE-1));

    pPGD = ADDR_TO_PDE(address);
    if(pPGD && ((*pPGD)&_PAGE_PRESENT))
    {
        // not large page
        if(!((*pPGD)&_PAGE_4M))
        {
            pPTE = ADDR_TO_PTE(address);
            if(pPTE)
            {
                bResult = (*pPTE)&(_PAGE_PRESENT | _PAGE_PSE);
            }
        }
        // large page
        else
        {
            bResult = TRUE;
        }
    }

    return bResult;
}

Referenced by BuildModuleList(), COMMAND_PROTOTYPE(), DeInstallSWBreakpoint(), ExtractNumber(), ExtractStructMembers(), ExtractTypeName(), FindFunctionByAddress(), FindSourceLineForAddress(), GetUCHAR(), HandlePageFault(), InstallSWBreakpoint(), IsRangeValid(), ListSymbolStartingAt(), ListUserModules(), NeedToReInstallSWBreakpoints(), PICE_fncmp(), PICE_fnncmp(), PICE_strchr(), PICE_strcmp(), PICE_strcmpi(), PICE_strlen(), PICE_strncmpi(), PICE_strnlen(), PICE_wcsicmp(), PrintkCallback(), ReInstallSWBreakpoint(), RemoveAllSWBreakpoints(), RemoveSWBreakpoint(), RevirtualizeBreakpointsForModule(), ScanExportsByAddress(), ShowStatusLine(), and TryToInstallVirtualSWBreakpoints().

IsAddressWriteable()

BOOLEAN IsAddressWriteable

(

ULONG

address

)

Definition at line 650 of file utils.c.

{
    PULONG pPGD;
    PULONG pPTE;

    //address &= (~(_PAGE_SIZE-1));
    pPGD = ADDR_TO_PDE(address);
    if(pPGD && ((*pPGD)&_PAGE_PRESENT))
    {
        // not large page
        if(!((*pPGD)&_PAGE_4M))
        {
            if(!((*pPGD) & _PAGE_RW))
                    return FALSE;

            pPTE = ADDR_TO_PTE(address);
            if(pPTE)
            {
                if( ((*pPTE)&(_PAGE_PRESENT | _PAGE_PSE)) &&
                             ((*pPTE) & _PAGE_RW))
                    return TRUE;
                else
                    return FALSE;
            }
        }
        // large page
        else
            return ((*pPGD) & _PAGE_RW);
    }

    return FALSE;
}

Referenced by DeInstallSWBreakpoint(), InstallSWBreakpoint(), ReInstallSWBreakpoint(), RemoveAllSWBreakpoints(), RemoveSWBreakpoint(), RevirtualizeBreakpointsForModule(), and TryToInstallVirtualSWBreakpoints().

IsCallInstrAtEIP()

BOOLEAN IsCallInstrAtEIP

(

void

)

Definition at line 1008 of file utils.c.

{
PUCHAR linear;
BOOLEAN result=FALSE;

    ENTER_FUNC();
    DPRINT((0,"IsCallInstrAtEIP()\n"));

    linear=(PUCHAR)GetLinearAddress(CurrentCS,CurrentEIP);
    if(IsRangeValid((ULONG)linear,2))
    {
        if(*linear== 0xE8 || // call
           (*linear== 0xFF && ( ((*(linear+1)>>3)&0x7)==0x2 || ((*(linear+1)>>3)&0x7)==0x3) ) || // call
           *linear== 0x9A || // call
           *linear== 0xF2 || // REP
           *linear== 0xF3)   // REP
            result=TRUE;
    }

    LEAVE_FUNC();

    return result;
}

Referenced by COMMAND_PROTOTYPE().

IsRangeValid()

BOOLEAN IsRangeValid	(	ULONG	Addr,
		ULONG	Length
	)

Definition at line 735 of file utils.c.

{
ULONG i,NumPages,PageNum;

    // need to only touch one byte per page
    // calculate PICE_number of pages to touch
    NumPages=(Length+(_PAGE_SIZE-1))>>12;

    // calculate PICE_number of page
    PageNum=Addr>>PAGE_SHIFT;

    // touch all pages containing range
    for(i=0;i<NumPages;i++)
    {
        // if any one page is invalid range is invalid
        if(!IsAddressValid((ULONG)((PageNum+i)*_PAGE_SIZE)) )
            return FALSE;
    }

    return TRUE;
}

Referenced by EvaluateSymbol(), ExtractStructMembers(), FindFunctionByAddress(), GetLinearAddress(), IntelStackWalk(), IsCallInstrAtEIP(), ListSymbolStartingAt(), RestoreIdt(), RevirtualizeBreakpointsForModule(), ScanExportsByAddress(), TakeIdtSnapshot(), and ValidityCheckSymbols().

IsRetAtEIP()

BOOLEAN IsRetAtEIP

(

void

)

Definition at line 1038 of file utils.c.

{
    PUCHAR linear;
    BOOLEAN bResult = FALSE;

    ENTER_FUNC();
    DPRINT((0,"IsRetAtEIP()\n"));

    linear=(PUCHAR)GetLinearAddress(CurrentCS,CurrentEIP);

    switch(*linear)
    {
        case 0xc2:
        case 0xc3:
        case 0xca:
        case 0xcb:
        case 0xcf: // IRET/IRETD
            bResult = TRUE;
            break;
    }

    LEAVE_FUNC();

    return bResult;
}

KeyboardFlushKeyboardQueue()

void KeyboardFlushKeyboardQueue

(

void

)

Definition at line 1455 of file utils.c.

{
    //__udelay(10);
    KeStallExecutionProcessor(10);
    while(GetKeyStatus()&OUTPUT_BUFFER_FULL)
    {
        GetKeyData();
        //__udelay(10);
        KeStallExecutionProcessor(10);
    }
}

Referenced by ConsoleInitHercules(), and ConsoleInitVga().

KeyboardGetKeyPolled()

UCHAR KeyboardGetKeyPolled

(

void

)

Definition at line 1375 of file utils.c.

{
    UCHAR ucKey;
    UCHAR ucStatus;
    static BOOLEAN bExtended = FALSE;

    while(ucKey=0,(ucStatus=GetKeyStatus())&OUTPUT_BUFFER_FULL)
    {
        ucKey = 0;
        ucKey = GetKeyData();

        if(ucStatus&MOUSE_OUTPUT_BUFFER_FULL)
            continue;

        DPRINT((1,"GetKeyPolled(): key = %x bExtended=%s\n",ucKey,bExtended?"TRUE":"FALSE"));

        if(SCANCODE_EXTENDED == ucKey)
        {
            DPRINT((1,"extended switched ON\n"));
            bExtended = TRUE;
            continue;
        }
        else
        {
            if(!(ucKey&0x80)) // keypress
            {
                switch(ucKey&0x7f)
                {
                    case SCANCODE_L_CTRL:
                    case SCANCODE_R_CTRL:
                        if(!bExtended)
                            bControl=TRUE;
                        break;
                    case SCANCODE_L_SHIFT:
                    case SCANCODE_R_SHIFT:
                        if(!bExtended)
                            bShift=TRUE;
                        break;
                    case SCANCODE_L_ALT:
                    case SCANCODE_R_ALT:
                        if(!bExtended)
                            bAlt=TRUE;
                        break;
                    default:
                        DPRINT((0,"GetKeyPolled(): control = %u shift = %u alt = %u\n",bControl,bShift,bAlt));
                        return ucKey;
                }
            }
            else
            {
                switch(ucKey&0x7f)
                {
                    case SCANCODE_L_CTRL:
                    case SCANCODE_R_CTRL:
                        if(!bExtended)
                            bControl=FALSE;
                        break;
                    case SCANCODE_L_SHIFT:
                    case SCANCODE_R_SHIFT:
                        if(!bExtended)
                            bShift=FALSE;
                        break;
                    case SCANCODE_L_ALT:
                    case SCANCODE_R_ALT:
                        if(!bExtended)
                            bAlt=FALSE;
                        break;
                }
            }
        }
        bExtended=FALSE;
    }

    return ucKey;
}

Referenced by ConsoleInitHercules(), and ConsoleInitVga().

outb_p()

void outb_p	(	UCHAR	data,
		PUCHAR	port
	)

Definition at line 2159 of file utils.c.

{
    WRITE_PORT_UCHAR((PUCHAR)port, data);
}

Referenced by ConsoleInitHercules(), ConsoleShutdownHercules(), DebuggerShell(), HideCursorVga(), PrintCursorVga(), RestoreGraphicsStateVga(), SaveGraphicsStateVga(), and ShowCursorVga().

outl()

VOID outl	(	ULONG	data,
		PULONG	port
	)

Definition at line 2164 of file utils.c.

{
    WRITE_PORT_ULONG(port, data);
}

Referenced by COMMAND_PROTOTYPE(), and EnablePassThrough().

outportb()

void outportb	(	PUCHAR	port,
		UCHAR	data
	)

Definition at line 2154 of file utils.c.

{
    WRITE_PORT_UCHAR((PUCHAR)port, data);
}

Referenced by read_vga_reg(), SerialSendByte(), SerialSetOthers(), SerialSetSpeed(), and write_vga_reg().

PICE_close()

int PICE_close

(

HANDLE

hFile

)

Definition at line 2300 of file utils.c.

{
    if (NT_SUCCESS( ZwClose((HANDLE)hFile)))
    {
        return 0;
    }
    DPRINT((0,"ZwClose failed:\n"));
    return -1;
}

Referenced by LoadExports(), LoadSymbols(), and LoadSymbolsFromConfig().

PICE_fncmp()

ULONG PICE_fncmp	(	char *	s1,
		char *	s2
	)

Definition at line 434 of file utils.c.

{
    ULONG result=1;

    if( IsAddressValid((ULONG)s1) && (*s1 == '_' || *s1 == '@'))
            s1++;

    if( IsAddressValid((ULONG)s2) && (*s2 == '_' || *s2 == '@'))
            s2++;

    while(IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 )
    {
        if( (*s1 != *s2) || *s1=='@' || *s2=='@' )
                break;
        s1++;
        s2++;
    }
    // strings same length
    if((*s1==0 || *s1=='@') && (*s2==0 || *s2 =='@')){
        result=0;
    }
    return result;
}

Referenced by FindFunctionInModuleByName(), FindLocalsByAddress(), and FindSourceLineForAddress().

PICE_fnncmp()

ULONG PICE_fnncmp	(	char *	s1,
		char *	s2,
		ULONG	len
	)

Definition at line 465 of file utils.c.

{
    ULONG result=1;
    ULONG len1 = len, len2 = len;

    if( IsAddressValid((ULONG)s1) && (*s1 == '_' || *s1 == '@')){
            s1++;
            len1--;
    }

    if( IsAddressValid((ULONG)s2) && (*s2 == '_' || *s2 == '@')){
            s2++;
            len2--;
    }

    while(len1 && len2 && IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 )
    {
        if( (*s1 != *s2) || *s1=='@' || *s2=='@' )
                break;
        s1++;
        s2++;
        len1--;
        len2--;
    }
    // strings are the same length
    if((*s1=='\0' || *s1=='@') && (*s2=='\0' || *s2 =='@')){
        result=0;
    }
    return result;
}

Referenced by FindFunctionInModuleByName().

PICE_free()

void PICE_free

(

void *

p

)

Definition at line 2222 of file utils.c.

{
    ASSERT( p );
    ExFreePool( p );
}

Referenced by ConsoleShutdownSerial(), ConsoleShutdownVga(), LoadSymbols(), UnloadExports(), and UnloadSymbols().

PICE_isalpha()

int PICE_isalpha

(

int

c

)

Definition at line 352 of file utils.c.

{
    return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'));
}

Referenced by ExtractToken().

PICE_isdigit()

int PICE_isdigit

(

int

c

)

Definition at line 337 of file utils.c.

{
    return ((c>=0x30) && (c<=0x39));
}

Referenced by AddToRingBuffer(), EvaluateSymbol(), ExtractNumber(), ExtractToken(), PICE_isxdigit(), and simple_strtoul().

PICE_islower()

int PICE_islower

(

int

c

)

Definition at line 347 of file utils.c.

{
    return ((c>=0x61) && (c<=0x7a));
}

Referenced by simple_strtoul().

PICE_isprint()

BOOLEAN PICE_isprint

(

char

c

)

Definition at line 248 of file utils.c.

{
    BOOLEAN bResult = FALSE;

    if((ULONG)c>=0x20 && (ULONG)c<=0x7f)
        bResult = TRUE;

    return bResult;
}

Referenced by COMMAND_PROTOTYPE(), and Parse().

PICE_isxdigit()

int PICE_isxdigit

(

int

c

)

Definition at line 342 of file utils.c.

{
    return (PICE_isdigit(c) || ((c>=0x41) && (c<=0x46)) || ((c>=0x61) && (c<=0x66)));
}

Referenced by simple_strtoul().

PICE_len()

size_t PICE_len

(

HANDLE

hFile

)

Definition at line 2310 of file utils.c.

{
    FILE_STANDARD_INFORMATION fs;
    IO_STATUS_BLOCK  iosb;
    NTSTATUS status;

    status = ZwQueryInformationFile( hFile, &iosb, &fs, sizeof fs, FileStandardInformation );
    if( !NT_SUCCESS( status ) ){
        DPRINT((0,"PICE_len: ZwQueryInformationFile error: %x\n", status));
        return 0;
    }
    //ASSERT(fs.EndOfFile.u.HighPart == 0);
    return (size_t)fs.EndOfFile.u.LowPart;
}

Referenced by LoadExports(), LoadSymbols(), and LoadSymbolsFromConfig().

PICE_malloc()

void* PICE_malloc	(	size_t	numBytes,
		BOOLEAN	fromPaged
	)

Definition at line 2212 of file utils.c.

{
    void* res = ExAllocatePool( (fromPaged)?PagedPool:NonPagedPool, numBytes );
    ASSERT(res);
    return res;
}

Referenced by ConsoleInitSerial(), ConsoleInitVga(), LoadExports(), LoadSymbols(), and LoadSymbolsFromConfig().

PICE_memcpy()

void PICE_memcpy	(	void *	t,
		void *	s,
		int	sz
	)

Definition at line 239 of file utils.c.

{
    memcpy(t,s,sz);
}

Referenced by AddToRingBuffer(), AssemblePacket(), COMMAND_PROTOTYPE(), CopyLineToVga(), PICE_strcat(), PICE_strcpy(), PICE_strncpy(), RestoreGraphicsStateVga(), SaveGraphicsStateVga(), and SetWindowGeometry().

PICE_memset()

void PICE_memset	(	void *	p,
		unsigned char	c,
		int	sz
	)

Definition at line 228 of file utils.c.

{
    unsigned char *p2 = (unsigned char *)p;
    while(sz--)
        *p2++ = c;
}

Referenced by AddToRingBuffer(), ClrLineHercules(), COMMAND_PROTOTYPE(), ConsoleInit(), ConsoleInitHercules(), ConsoleInitVga(), DebuggerShell(), EmptyRingBuffer(), Evaluate(), ExtractStructMembers(), InstallInt3Hook(), Parse(), ProcessBootParams(), RemoveAllSWBreakpoints(), RemoveSWBreakpoint(), RepaintDesktop(), RepaintSource(), ReplaceRingBufferCurrent(), RevirtualizeBreakpointsForModule(), and TryToInstallVirtualSWBreakpoints().

PICE_MultiByteToWideChar()

INT WINAPI PICE_MultiByteToWideChar	(	UINT	CodePage,
		DWORD	dwFlags,
		LPCSTR	lpMultiByteStr,
		int	cchMultiByte,
		LPWSTR	lpWideCharStr,
		int	cchWideChar
	)

Definition at line 2335 of file utils.c.

{
    int InStringLength = 0;
    BOOL    InIsNullTerminated = TRUE;
    PCHAR   r;
    PWCHAR  w;
    int cchConverted;

    /*
     * Check the parameters.
     */
    if (    /* --- CODE PAGE --- */
        (   (CP_ACP != CodePage)
            && (CP_MACCP != CodePage)
            && (CP_OEMCP != CodePage))
        /* --- FLAGS --- */
        /*|| (dwFlags ^ (   MB_PRECOMPOSED
                | MB_COMPOSITE
                | MB_ERR_INVALID_CHARS
                | MB_USEGLYPHCHARS
                )
            )*/
        /* --- INPUT BUFFER --- */
        || (NULL == lpMultiByteStr)
        )
    {
        DPRINT((0,"ERROR_INVALID_PARAMETER\n"));
        return 0;
    }
    /*
     * Compute the input buffer length.
     */
    if (-1 == cchMultiByte)
    {
        InStringLength = PICE_strlen(lpMultiByteStr);
    }
    else
    {
        InIsNullTerminated = FALSE;
        InStringLength = cchMultiByte;
    }
    /*
     * Does caller query for output
     * buffer size?
     */
    if (0 == cchWideChar)
    {
        DPRINT((0,"ERROR_SUCCESS\n"));
        return InStringLength;
    }
    /*
     * Is space provided for the translated
     * string enough?
     */
    if (cchWideChar < InStringLength)
    {
        DPRINT((0,"ERROR_INSUFFICIENT_BUFFER: cchWideChar: %d, InStringLength: %d\n", cchWideChar, InStringLength));
        return 0;
    }
    /*
     * Raw 8- to 16-bit conversion.
     */
    for (   cchConverted = 0,
        r = (PCHAR) lpMultiByteStr,
        w = (PWCHAR) lpWideCharStr;

        ((*r) && (cchConverted < cchWideChar));

        r++, w++,
        cchConverted++
        )
    {
        *w = (WCHAR) *r;
    }
    /*
     * Is the input string NULL terminated?
     */
    if (TRUE == InIsNullTerminated)
    {
        *w = L'\0';
        ++cchConverted;
    }
    /*
     * Return how many characters we
     * wrote in the output buffer.
     */
    return cchConverted;
}

Referenced by FindModuleByName(), FindModuleSymbolsByModuleName(), and LoadSymbols().

PICE_number()

static char* PICE_number ( char *  str, long  num, int  base, int  size, int  precision, int  type  )

static

Definition at line 1780 of file utils.c.

{
    char c,sign,tmp[66];
    const char *digits="0123456789abcdefghijklmnopqrstuvwxyz";
    int i;

    if (type & NUM_LARGE)
        digits = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
    if (type & NUM_LEFT)
        type &= ~NUM_ZEROPAD;
    if (base < 2 || base > 36)
        return 0;
    c = (type & NUM_ZEROPAD) ? '0' : ' ';
    sign = 0;
    if (type & NUM_SIGN) {
        if (num < 0) {
            sign = '-';
            num = -num;
            size--;
        } else if (type & NUM_PLUS) {
            sign = '+';
            size--;
        } else if (type & NUM_SPACE) {
            sign = ' ';
            size--;
        }
    }
    if (type & NUM_SPECIAL) {
        if (base == 16)
            size -= 2;
        else if (base == 8)
            size--;
    }
    i = 0;
    if (num == 0)
        tmp[i++]='0';
    else while (num != 0)
        tmp[i++] = digits[do_div(num,base)];
    if (i > precision)
        precision = i;
    size -= precision;
    if (!(type&(NUM_ZEROPAD+NUM_LEFT)))
        while(size-->0)
            *str++ = ' ';
    if (sign)
        *str++ = sign;
    if (type & NUM_SPECIAL) {
        if (base==8)
            *str++ = '0';
        else if (base==16) {
            *str++ = '0';
            *str++ = digits[33];
        }
    }
    if (!(type & NUM_LEFT))
        while (size-- > 0)
            *str++ = c;
    while (i < precision--)
        *str++ = '0';
    while (i-- > 0)
        *str++ = tmp[i];
    while (size-- > 0)
        *str++ = ' ';
    return str;
}

Referenced by PICE_vsprintf().

PICE_open()

HANDLE PICE_open	(	LPCWSTR	lpPathName,
		int	iReadWrite
	)

Definition at line 2250 of file utils.c.

{
    DWORD dwAccessMask = 0;
    DWORD dwShareMode = 0;
    UNICODE_STRING TmpFileName;
    OBJECT_ATTRIBUTES ObjectAttributes;
    IO_STATUS_BLOCK StatusBlock;
    HANDLE hfile;
    NTSTATUS status;


    DPRINT((0,"PICE_open: %S\n", lpPathName));

    if ( (iReadWrite & OF_READWRITE ) == OF_READWRITE )
        dwAccessMask = GENERIC_READ | GENERIC_WRITE;
    else if ( (iReadWrite & OF_READ ) == OF_READ )
        dwAccessMask = GENERIC_READ;
    else if ( (iReadWrite & OF_WRITE ) == OF_WRITE )
        dwAccessMask = GENERIC_WRITE;

    if ((iReadWrite & OF_SHARE_COMPAT) == OF_SHARE_COMPAT )
        dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_READ | FILE_SHARE_DELETE;
    else if ((iReadWrite & OF_SHARE_DENY_NONE) == OF_SHARE_DENY_NONE)
        dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_READ | FILE_SHARE_DELETE;
    else if ((iReadWrite & OF_SHARE_DENY_READ) == OF_SHARE_DENY_READ)
        dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_DELETE;
    else if ((iReadWrite & OF_SHARE_DENY_WRITE) == OF_SHARE_DENY_WRITE )
        dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
    else if ((iReadWrite & OF_SHARE_EXCLUSIVE) == OF_SHARE_EXCLUSIVE)
        dwShareMode = 0;

    RtlInitUnicodeString (&TmpFileName, lpPathName);
    InitializeObjectAttributes(&ObjectAttributes,
                             &TmpFileName,
                             0,
                             NULL,
                             NULL);

    status = NtOpenFile( &hfile,
                      dwAccessMask,
                      &ObjectAttributes,
                      &StatusBlock, dwShareMode, FILE_NO_INTERMEDIATE_BUFFERING);
    //BUG BUG check status!!!
    if( !NT_SUCCESS( status ) ){
        DPRINT((0,"PICE_open: NtOpenFile error: %x\n", status));
        return 0;
    }
    return hfile;
}

Referenced by LoadExports(), LoadSymbols(), and LoadSymbolsFromConfig().

PICE_read()

long PICE_read	(	HANDLE	hFile,
		LPVOID	lpBuffer,
		long	lBytes
	)

Definition at line 2228 of file utils.c.

{
    DWORD   NumberOfBytesRead;
    IO_STATUS_BLOCK  iosb;

    ASSERT( lpBuffer );

    if (!NT_SUCCESS(NtReadFile(
        hFile,
        NULL, NULL, NULL, &iosb,
        lpBuffer,
        (DWORD) lBytes,
        NULL,
        NULL
        )))
    {
        return -1;
    }
    NumberOfBytesRead = iosb.Information;
    return NumberOfBytesRead;
}

Referenced by LoadExports(), LoadSymbols(), and LoadSymbolsFromConfig().

PICE_sprintf()

int PICE_sprintf	(	char *	buf,
		const char *	fmt,
			...
	)

Definition at line 2053 of file utils.c.

{
    va_list args;
    int i;

    va_start(args, fmt);
    i = PICE_vsprintf(buf,fmt,args);
    va_end(args);
    return i;
}

Referenced by CheckLoadAbort(), COMMAND_PROTOTYPE(), DebuggerShell(), Disassembler(), DisplayRegs(), DisplaySourceFile(), Evaluate(), FindCommand(), FindFunctionByAddress(), IntelStackWalk(), ListSWBreakpoints(), ListSymbolStartingAt(), LoadExports(), OutputIdtEntry(), Parse(), pice_ioctl(), PiceRunningTimer(), RealIsr(), RevirtualizeBreakpointsForModule(), ScanExportsByAddress(), and ShowStatusLine().

PICE_strcat()

char* PICE_strcat	(	char *	s1,
		char *	s2
	)

Definition at line 315 of file utils.c.

{
    ULONG len1 = PICE_strlen(s1);
    ULONG len2 = PICE_strlen(s2);

    PICE_memcpy(&s1[len1],s2,len2+1);

    return s1;
}

Referenced by COMMAND_PROTOTYPE(), DebuggerShell(), DecodeVmFlags(), FindAddressForSourceLine(), FindCommand(), FindGlobalStabSymbol(), FindLocalsByAddress(), FindTypeDefinition(), and FindTypeDefinitionForCombinedTypes().

PICE_strchr()

char* PICE_strchr	(	char *	s,
		char	c
	)

Definition at line 262 of file utils.c.

{
    while(IsAddressValid((ULONG)s) && *s)
    {
        if(*s == c)
            return s;
        s++;
    }
#ifdef DEBUG
    if(!IsAddressValid((ULONG)s) )
    {
        DPRINT((0,"PICE_strchr(): ********************\n"));
        DPRINT((0,"PICE_strchr(): EXCEPTION @ %.8X\n",(ULONG)s));
        DPRINT((0,"PICE_strchr(): ********************\n"));
    }
#endif

    return NULL;
}

Referenced by ConvertTokenToModuleAndName(), ConvertTokenToSymbol(), EvaluateSymbol(), ExtractArray(), ExtractStructMembers(), ExtractTypeNumber(), FindGlobalStabSymbol(), FindTypeDefinition(), FindTypeDefinitionForCombinedTypes(), and Parse().

PICE_strcmp()

ULONG PICE_strcmp	(	char *	s1,
		char *	s2
	)

Definition at line 410 of file utils.c.

{
    ULONG result=1;

    while(IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 && // not end of string
          (*s1)==(*s2) )
    {
        s1++;
        s2++;
    }
    // strings same length
    if(*s1==0 && *s2==0)
        result=0;

    return result;
}

PICE_strcmpi()

ULONG PICE_strcmpi	(	char *	s1,
		char *	s2
	)

Definition at line 387 of file utils.c.

{
ULONG result=1;

    while(IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 && // not end of string
          PICE_toupper(*s1)==PICE_toupper(*s2) ) // char are the same except case
    {
        s1++;
        s2++;
    }
    // strings same length
    if(*s1==0 && *s2==0)
        result=0;

    return result;
}

Referenced by AddToCommandLineHistory(), COMMAND_PROTOTYPE(), ConvertTokenToModule(), ConvertTokenToSrcFile(), FindAddressForSourceLine(), FindGlobalStabSymbol(), FindSourceLineForAddress(), FindVirtualSwBp(), IsModuleLoaded(), LoadSymbolsFromConfig(), ReplaceKeywordWithValue(), and SetKeyboardLayoutByName().

PICE_strcpy()

char* PICE_strcpy	(	char *	s1,
		char *	s2
	)

Definition at line 302 of file utils.c.

{
    ULONG len2 =  PICE_strlen(s2);

    PICE_memcpy(s1,s2,len2+1);

    return s1;
}

Referenced by AddToCommandLineHistory(), COMMAND_PROTOTYPE(), CompactString(), ConvertTokenToModuleAndName(), ConvertTokenToSymbol(), DebuggerShell(), DecodeVmFlags(), EvaluateSymbol(), ExtractArray(), ExtractStructMembers(), FindAddressForSourceLine(), FindGlobalStabSymbol(), FindLocalsByAddress(), FindSourceLineForAddress(), FindTypeDefinition(), FindTypeDefinitionForCombinedTypes(), FlushSerial(), InstallVirtualSWBreakpoint(), LoadSymbolsFromConfig(), ReplaceRingBufferCurrent(), and RevirtualizeBreakpointsForModule().

PICE_strlen()

USHORT PICE_strlen

(

const char *

s

)

Definition at line 547 of file utils.c.

{
    USHORT i;

    for(i=0;IsAddressValid((ULONG)&s[i]) && s[i]!=0 && i<_PAGE_SIZE;i++);

    if(IsAddressValid((ULONG)&s[i]) && s[i]==0)
        return i;

    return 0;
}

Referenced by AddToCommandLineHistory(), AddToRingBuffer(), COMMAND_PROTOTYPE(), CompactString(), ConvertTokenToLineNumber(), ConvertTokenToModule(), ConvertTokenToSrcFile(), DebuggerShell(), DisplaySourceFile(), EvaluateSymbol(), FindAddressForSourceLine(), FindCommand(), FindGlobalStabSymbol(), FindLocalsByAddress(), FindSourceLineForAddress(), FindTypeDefinition(), FindTypeDefinitionForCombinedTypes(), FlushSerial(), GetShortName(), IsWhiteChar(), LoadSymbolsFromConfig(), Parse(), PICE_MultiByteToWideChar(), PICE_strcat(), PICE_strcpy(), PICE_strncpy(), PICE_strrev(), PICE_strtok(), PICE_vsprintf(), printk(), PrintRingBufferHome(), and PrintRingBufferOffset().

PICE_strncmpi()

ULONG PICE_strncmpi	(	char *	s1,
		char *	s2,
		ULONG	len
	)

Definition at line 362 of file utils.c.

{
ULONG result=1;

    while(len &&
          IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 && // not end of string
          PICE_toupper(*s1)==PICE_toupper(*s2) ) // char are the same except case
    {
        s1++;
        s2++;
        len--;
    }
    // strings same length
    if(len==0)
        result=0;

    return result;
}

Referenced by AddToRingBuffer(), ConvertTokenToModule(), ConvertTokenToSrcFile(), FindCommand(), and Parse().

PICE_strncpy()

char* PICE_strncpy	(	char *	s1,
		char *	s2,
		int	len
	)

Definition at line 286 of file utils.c.

{
    ULONG len2 =  PICE_strlen(s2);

    if(len<len2)
        PICE_memcpy(s1,s2,len2+1);
    else
        PICE_memcpy(s1,s2,len);

    return s1;
}

Referenced by ConvertTokenToKeyword(), ConvertTokenToOnOff(), ConvertTokenToSpecialKeyword(), ExtractStructMembers(), FindAddressForSourceLine(), FindGlobalStabSymbol(), FindLocalsByAddress(), and FindSourceLineForAddress().

PICE_strnlen()

size_t PICE_strnlen	(	const char *	s,
		size_t	count
	)

Definition at line 1756 of file utils.c.

{
         const char *sc;

         for (sc = s; count-- && IsAddressValid((ULONG)sc) && *sc != '\0'; ++sc)
                 /* nothing */;
         return sc - s;
}

Referenced by PICE_vsprintf().

PICE_strrev()

char* PICE_strrev

(

char *

s

)

Definition at line 527 of file utils.c.

{
ULONG i,j,len=PICE_strlen(s)-1;
char c;

    for(i=0,j=len;i<j;i++,j--)
    {
        c=s[i]; s[i]=s[j]; s[j]=c;
    }

    return s;
}

Referenced by COMMAND_PROTOTYPE(), and VisualizeFlags().

PICE_toupper()

char PICE_toupper

(

char

c

)

Definition at line 329 of file utils.c.

{
    if(c>='a' && c<='z')
        c = (c-'a')+'A';

    return c;
}

Referenced by PICE_strcmpi(), PICE_strncmpi(), simple_strtoul(), and VisualizeFlags().

PICE_towlower()

wchar_t PICE_towlower

(

wchar_t

c

)

Definition at line 497 of file utils.c.

{
   if ( c>=L'A' && c<=L'Z' )
       return (c - (L'A' - L'a'));
   return(c);
}

Referenced by PICE_wcsicmp().

PICE_vsprintf()

int PICE_vsprintf	(	char *	buf,
		const char *	fmt,
		va_list	args
	)

Definition at line 1850 of file utils.c.

{
    int len;
    unsigned long num;
    int i, base;
    char * str;
    const char *s;
    const wchar_t *sw;

    int flags;      /* flags to PICE_number() */

    int field_width;    /* width of output field */
    int precision;      /* min. # of digits for integers; max
                   PICE_number of chars for from string */
    int qualifier;      /* 'h', 'l', or 'L' for integer fields */

    for (str=buf ; *fmt ; ++fmt) {
        if (*fmt != '%') {
            *str++ = *fmt;
            continue;
        }

        /* process flags */
        flags = 0;
        repeat:
            ++fmt;      /* this also skips first '%' */
            switch (*fmt) {
                case '-': flags |= NUM_LEFT; goto repeat;
                case '+': flags |= NUM_PLUS; goto repeat;
                case ' ': flags |= NUM_SPACE; goto repeat;
                case '#': flags |= NUM_SPECIAL; goto repeat;
                case '0': flags |= NUM_ZEROPAD; goto repeat;
                }

        /* get field width */
        field_width = -1;
        if (is_digit(*fmt))
            field_width = skip_atoi(&fmt);
        else if (*fmt == '*') {
            ++fmt;
            /* it's the next argument */
            field_width = va_arg(args, int);
            if (field_width < 0) {
                field_width = -field_width;
                flags |= NUM_LEFT;
            }
        }

        /* get the precision */
        precision = -1;
        if (*fmt == '.') {
            ++fmt;
            if (is_digit(*fmt))
                precision = skip_atoi(&fmt);
            else if (*fmt == '*') {
                ++fmt;
                /* it's the next argument */
                precision = va_arg(args, int);
            }
            if (precision < 0)
                precision = 0;
        }

        /* get the conversion qualifier */
        qualifier = -1;
        if (*fmt == 'h' || *fmt == 'l' || *fmt == 'L') {
            qualifier = *fmt;
            ++fmt;
        }

        /* default base */
        base = 10;

        switch (*fmt) {
        case 'c':
            if (!(flags & NUM_LEFT))
                while (--field_width > 0)
                    *str++ = ' ';
            *str++ = (unsigned char) va_arg(args, int);
            while (--field_width > 0)
                *str++ = ' ';
            continue;

        case 's':
            s = va_arg(args, char *);
            if (!s)
                s = "<NULL>";

            len = PICE_strnlen(s, precision);

            if (!(flags & NUM_LEFT))
                while (len < field_width--)
                    *str++ = ' ';
            for (i = 0; i < len; ++i)
                *str++ = *s++;
            while (len < field_width--)
                *str++ = ' ';
            continue;

        case 'S':
            if (qualifier == 'h') {
                /* print ascii string */
                s = va_arg(args, char *);
                if (s == NULL)
                    s = "<NULL>";

                len = PICE_strlen (s);
                if ((unsigned int)len > (unsigned int)precision)
                    len = precision;

                if (!(flags & NUM_LEFT))
                    while (len < field_width--)
                        *str++ = ' ';
                for (i = 0; i < len; ++i)
                    *str++ = *s++;
                while (len < field_width--)
                    *str++ = ' ';
            } else {
                /* print unicode string */
                sw = va_arg(args, wchar_t *);
                if (sw == NULL)
                    sw = L"<NULL>";

                len = wcslen (sw);
                if ((unsigned int)len > (unsigned int)precision)
                    len = precision;

                if (!(flags & NUM_LEFT))
                    while (len < field_width--)
                        *str++ = ' ';
                for (i = 0; i < len; ++i)
                    *str++ = (unsigned char)(*sw++);
                while (len < field_width--)
                    *str++ = ' ';
            }
            continue;

        case 'p':
            if (field_width == -1) {
                field_width = 2*sizeof(void *);
                flags |= NUM_ZEROPAD;
            }
            str = PICE_number(str,
                (unsigned long) va_arg(args, void *), 16,
                field_width, precision, flags);
            continue;


        case 'n':
            if (qualifier == 'l') {
                long * ip = va_arg(args, long *);
                *ip = (str - buf);
            } else {
                int * ip = va_arg(args, int *);
                *ip = (str - buf);
            }
            continue;

        case '%':
            *str++ = '%';
            continue;

        /* integer PICE_number formats - set up the flags and "break" */
        case 'o':
            base = 8;
            break;

        case 'X':
            flags |= NUM_LARGE;
        case 'x':
            base = 16;
            break;

        case 'd':
        case 'i':
            flags |= NUM_SIGN;
        case 'u':
            break;

        default:
            *str++ = '%';
            if (*fmt)
                *str++ = *fmt;
            else
                --fmt;
            continue;
        }
        if (qualifier == 'l')
            num = va_arg(args, unsigned long);
        else if (qualifier == 'h') {
            num = (unsigned short) va_arg(args, int);
            if (flags & NUM_SIGN)
                num = (short) num;
        } else if (flags & NUM_SIGN)
            num = va_arg(args, int);
        else
            num = va_arg(args, unsigned int);
        str = PICE_number(str, num, base, field_width, precision, flags);
    }
    *str = '\0';
    return str-buf;
}

Referenced by PICE_sprintf(), and printk().

PICE_wcscpy()

WCHAR* PICE_wcscpy	(	WCHAR *	str1,
		const WCHAR *	str2
	)

Definition at line 559 of file utils.c.

{
  WCHAR *save = str1;

  for (; (*str1 = *str2); ++str2, ++str1);
  return save;
}

Referenced by ListDriverModules(), and ListUserModules().

PICE_wcsicmp()

ULONG PICE_wcsicmp	(	WCHAR *	s1,
		WCHAR *	s2
	)

Definition at line 504 of file utils.c.

{
    ULONG result=1;

    while(IsAddressValid((ULONG)s1) && *s1 && // not end of string
          IsAddressValid((ULONG)s2) && *s2 && // not end of string
          PICE_towlower(*s1)==PICE_towlower(*s2) ) // char are the same except case
    {
        s1++;
        s2++;
    }
    // strings same length
    if(*s1==0 && *s2==0)
        result=0;

    return result;
}

Referenced by FindFunctionByAddress(), FindModuleByName(), FindModuleSymbols(), FindModuleSymbolsByModuleName(), and ScanExportsByAddress().

ReadPhysMem()

ULONG ReadPhysMem	(	ULONG	Address,
		ULONG	ulSize
	)

Definition at line 1633 of file utils.c.

{
    ULONG Page = ((ULONG)TwoPagesForPhysMem+_PAGE_SIZE)&~(_PAGE_SIZE-1);
    PULONG pPTE;
    ULONG temp = 0;
    ULONG oldPTE;

    ENTER_FUNC();
    DPRINT((0,"ReadPhysMem(%.8X,%u)\n",Address,ulSize));
    DPRINT((0,"ReadPhysMem(): Page = %.8X\n",Page));
    pPTE = (PULONG)FindPteForLinearAddress(Page);
    DPRINT((0,"ReadPhysMem(): pPTE = %.8X\n",pPTE));
    if(pPTE)
    {
        oldPTE = *pPTE;
        DPRINT((0,"ReadPhysMem(): oldPTE = %.8X\n",oldPTE));
        temp = (Address & ~(_PAGE_SIZE-1));
        DPRINT((0,"ReadPhysMem(): page-aligned Address = %.8X\n",temp));
        *pPTE = temp|0x1;
        DPRINT((0,"ReadPhysMem(): new PTE = %.8X\n",*pPTE));
        InvalidateLB();
        switch(ulSize)
        {
            case sizeof(UCHAR): // BYTE
                temp = *(PUCHAR)(Page + (Address & (_PAGE_SIZE-1)));
                temp = (UCHAR)temp;
                break;
            case sizeof(USHORT): // WORD
                temp = *(PUSHORT)(Page + (Address & (_PAGE_SIZE-1)));
                temp = (USHORT)temp;
                break;
            case sizeof(ULONG): // DWORD
                temp = *(PULONG)(Page + (Address & (_PAGE_SIZE-1)));
                break;
        }
        *pPTE = oldPTE;
        InvalidateLB();
    }
    LEAVE_FUNC();

    return temp;
}

Referenced by COMMAND_PROTOTYPE().

SaveOldRegs()

void SaveOldRegs

(

void

)

Definition at line 1324 of file utils.c.

{

    ENTER_FUNC();

    OldEAX=CurrentEAX;
    OldEBX=CurrentEBX;
    OldECX=CurrentECX;
    OldEDX=CurrentEDX;
    OldESI=CurrentESI;
    OldEDI=CurrentEDI;
    OldEBP=CurrentEBP;
    OldESP=CurrentESP;
    OldEIP=CurrentEIP;
    OldEFL=CurrentEFL;
    OldCS=CurrentCS;
    OldDS=CurrentDS;
    OldES=CurrentES;
    OldFS=CurrentFS;
    OldGS=CurrentGS;
    OldSS=CurrentSS;

    LEAVE_FUNC();
}

Referenced by DebuggerShell().

SetAddressWriteable()

BOOLEAN SetAddressWriteable	(	ULONG	address,
		BOOLEAN	bSet
	)

Definition at line 688 of file utils.c.

{
    PULONG pPGD;
    PULONG pPTE;

    //address &= (~(_PAGE_SIZE-1));

    pPGD = ADDR_TO_PDE(address);
    if(pPGD && ((*pPGD)&_PAGE_PRESENT))
    {
        // not large page
        if(!((*pPGD)&_PAGE_4M))
        {
            pPTE = ADDR_TO_PTE(address);
            if(pPTE)
            {
                if( (*pPTE)&(_PAGE_PRESENT | _PAGE_PSE) )
                {
                    if( bSet ){
                        *pPTE |= _PAGE_RW;
                    }
                    else{
                        *pPTE &= ~_PAGE_RW;
                    }
                    FLUSH_TLB;
                    return TRUE;
                }
            }
        }
        // large page
        else
        {
            if( bSet )
                *pPGD |= _PAGE_RW;
            else
                *pPGD &= ~_PAGE_RW;
            FLUSH_TLB;
            return TRUE;
        }
    }
    return FALSE;
}

Referenced by DeInstallSWBreakpoint(), InstallSWBreakpoint(), ReInstallSWBreakpoint(), RemoveAllSWBreakpoints(), RemoveSWBreakpoint(), RevirtualizeBreakpointsForModule(), and TryToInstallVirtualSWBreakpoints().

SetHardwareBreakPoint()

void SetHardwareBreakPoint	(	ULONG	ulAddress,
		ULONG	ulReg
	)

Definition at line 878 of file utils.c.

{
    ULONG mask = 0x300;
    ULONG enable_mask = 0x3;

    DPRINT((0,"SetHardwareBreakPoint(%x,DR%x)\n",ulAddress,ulReg));

    enable_mask <<= (ulReg*2);
    mask |= enable_mask;

    DPRINT((0,"mask = %x\n",mask));

    __asm__ __volatile__
    ("\n\t \
        xorl %%eax,%%eax\n\t \
        mov %%eax,%%dr6\n\t \
        mov %%dr7,%%eax\n\t \
        orl %0,%%eax\n\t \
        mov %%eax,%%dr7\n\t \
    "
    :
    :"m" (mask)
    :"eax");

    switch(ulReg)
    {
        case 0:
            __asm__ __volatile__
            ("\n\t \
                mov %0,%%eax\n\t \
                mov %%eax,%%dr0\n\t \
             "
             :
             :"m" (ulAddress)
             :"eax");
             break;
        case 1:
            __asm__ __volatile__
            ("\n\t \
                mov %0,%%eax\n\t \
                mov %%eax,%%dr1\n\t \
             "
             :
             :"m" (ulAddress)
             :"eax");
             break;
        case 2:
            __asm__ __volatile__
            ("\n\t \
                mov %0,%%eax\n\t \
                mov %%eax,%%dr2\n\t \
             "
             :
             :"m" (ulAddress)
             :"eax");
             break;
        case 3:
            __asm__ __volatile__
            ("\n\t \
                mov %0,%%eax\n\t \
                mov %%eax,%%dr3\n\t \
             "
             :
             :"m" (ulAddress)
             :"eax");
             break;
    }
}

Referenced by COMMAND_PROTOTYPE().

SetHardwareBreakPoints()

void SetHardwareBreakPoints

(

void

)

Definition at line 952 of file utils.c.

{
ULONG i;
ULONG mask;
ULONG LinAddr0,LinAddr1,LinAddr2,LinAddr3;
PULONG LinAddr[4]={&LinAddr0,&LinAddr1,&LinAddr2,&LinAddr3};

    ENTER_FUNC();

    // cancel all debug activity
    __asm__("\n\t \
        pushl %eax\n\t \
        xorl %eax,%eax\n\t \
        mov %eax,%dr6\n\t \
        mov %eax,%dr7\n\t \
        popl %eax");
    // build DR7 mask
    for(mask=0,i=0;i<4;i++)
    {
        mask<<=2;
        if(Bp[i].Active && Bp[i].Used && !Bp[i].Virtual)
        {
            mask|=0x03;
            *LinAddr[3-i]=Bp[i].LinearAddress;
            DPRINT((0,"breakpoint %u at %.8X\n",i,Bp[i].LinearAddress));
        }
    }
    if(mask)
    {
        __asm__("\n\t \
            pushl %%eax\n\t \
            movl %0,%%eax\n\t \
            andl $0x000000FF,%%eax\n\t \
            orl $0x300,%%eax\n\t \
            mov %%eax,%%dr7\n\t \
            mov %1,%%eax\n\t \
            mov %%eax,%%dr0\n\t \
            mov %2,%%eax\n\t \
            mov %%eax,%%dr1\n\t \
            mov %3,%%eax\n\t \
            mov %%eax,%%dr2\n\t \
            mov %4,%%eax\n\t \
            mov %%eax,%%dr3\n\t \
            popl %%eax"
            :
            :"m" (mask),"m" (LinAddr0),"m" (LinAddr1),"m" (LinAddr2),"m" (LinAddr3));
    }

    LEAVE_FUNC();
}

SetKeyboardLayoutByName()

PKEYBOARD_LAYOUT SetKeyboardLayoutByName

(

LPSTR

Name

)

Definition at line 208 of file utils.c.

{
  CHAR tempCmd[256];
  ULONG i;

    for(i=0;ucKeyboard[i].name != NULL;i++)
      {
        if(PICE_strcmpi(ucKeyboard[i].name, Name) == 0)
          {
      CurrentKeyboard = &ucKeyboard[i];
          return CurrentKeyboard;
          }
      }
  return GetKeyboardLayout();
}

Referenced by COMMAND_PROTOTYPE().

ShowRunningMsg()

void ShowRunningMsg

(

void

)

Definition at line 843 of file utils.c.

{
    ENTER_FUNC();

    SetForegroundColor(COLOR_TEXT);
    SetBackgroundColor(COLOR_CAPTION);
    ClrLine(wWindow[OUTPUT_WINDOW].y+wWindow[OUTPUT_WINDOW].cy);
    PutChar(" ReactOS is running... (Press CTRL-D to stop) ",1,wWindow[OUTPUT_WINDOW].y+wWindow[OUTPUT_WINDOW].cy);
    ResetColor();

    LEAVE_FUNC();
}

Referenced by DebuggerShell(), and PrintTemplate().

ShowStoppedMsg()

void ShowStoppedMsg

(

void

)

Definition at line 861 of file utils.c.

{
    ENTER_FUNC();

    SetForegroundColor(COLOR_TEXT);
    SetBackgroundColor(COLOR_CAPTION);
    ClrLine(wWindow[OUTPUT_WINDOW].y+wWindow[OUTPUT_WINDOW].cy);
    PutChar(" Stopped... (Type 'x' to continue) ",1,wWindow[OUTPUT_WINDOW].y+wWindow[OUTPUT_WINDOW].cy);
    ResetColor();

    LEAVE_FUNC();
}

Referenced by DebuggerShell(), and RepaintDesktop().

simple_strtol()

long simple_strtol	(	const char *	cp,
		char **	endp,
		unsigned int	base
	)

Definition at line 1737 of file utils.c.

{
    if(*cp=='-')
        return -simple_strtoul(cp+1,endp,base);
    return simple_strtoul(cp,endp,base);
}

simple_strtoul()

unsigned long simple_strtoul	(	const char *	cp,
		char **	endp,
		unsigned int	base
	)

Definition at line 1712 of file utils.c.

{
    unsigned long result = 0,value;

    if (!base) {
        base = 10;
        if (*cp == '0') {
            base = 8;
            cp++;
            if ((*cp == 'x') && PICE_isxdigit(cp[1])) {
                cp++;
                base = 16;
            }
        }
    }
    while (PICE_isxdigit(*cp) && (value = PICE_isdigit(*cp) ? *cp-'0' : (PICE_islower(*cp)
        ? PICE_toupper(*cp) : *cp)-'A'+10) < base) {
        result = result*base + value;
        cp++;
    }
    if (endp)
        *endp = (char *)cp;
    return result;
}

Referenced by simple_strtol().

skip_atoi()

static int skip_atoi ( const char **  s )

static

Definition at line 1747 of file utils.c.

{
    int i=0;

    while (is_digit(**s))
        i = i*10 + *((*s)++) - '0';
    return i;
}

Referenced by PICE_vsprintf().

VisualizeFlags()

LPSTR VisualizeFlags

(

ULONG

EFlags

)

Definition at line 1069 of file utils.c.

{
    static UCHAR FlagNames[]={'c',0,'p',0,'a',0,'z','s','t','i','d','o'};
    ULONG i,j;
    static char temp[32];

    for(j=0,i=0;i<sizeof(FlagNames);i++)
    {
        if(FlagNames[i]!=0)
        {
            if(EFlags&1)
                temp[j++] = PICE_toupper(FlagNames[i]);
            else
                temp[j++] = FlagNames[i];
            temp[j++]=' ';
        }
        EFlags>>=1;
    }
    temp[j]=0;
    PICE_strrev(temp);
    return temp;
}

Referenced by DisplayRegs().

WritePhysMem()

void WritePhysMem	(	ULONG	Address,
		ULONG	Datum,
		ULONG	ulSize
	)

Definition at line 1680 of file utils.c.

{
    ULONG Page = ((ULONG)TwoPagesForPhysMem+_PAGE_SIZE)&~(_PAGE_SIZE-1);
    PULONG pPTE;
    ULONG temp;
    ULONG oldPTE;

    pPTE = (PULONG)FindPteForLinearAddress(Page);
    if(pPTE)
    {
        oldPTE = *pPTE;
        temp = (Address & ~(_PAGE_SIZE-1));
        *pPTE = temp | 0x3; // present and writable
        InvalidateLB();
        switch(ulSize)
        {
            case sizeof(UCHAR): // BYTE
                *(PUCHAR)(Page + (Address & (_PAGE_SIZE-1))) = (UCHAR)Datum;
                break;
            case sizeof(USHORT): // WORD
                *(PUSHORT)(Page + (Address & (_PAGE_SIZE-1))) = (USHORT)Datum;
                break;
            case sizeof(ULONG): // DWORD
                *(PULONG)(Page + (Address & (_PAGE_SIZE-1))) = Datum;
                break;
        }
        *pPTE = oldPTE;
        InvalidateLB();
    }
}

Referenced by COMMAND_PROTOTYPE().

Variable Documentation

CurrentKeyboard

PKEYBOARD_LAYOUT CurrentKeyboard = NULL

Definition at line 183 of file utils.c.

Referenced by GetKeyboardLayout(), and SetKeyboardLayoutByName().

tempFlowChanges

char tempFlowChanges[256]

Definition at line 43 of file utils.c.

tempUtil

char tempUtil[1024]

Definition at line 42 of file utils.c.

Referenced by CheckLoadAbort(), and IntelStackWalk().

TwoPagesForPhysMem

ULONG TwoPagesForPhysMem[2 *_PAGE_SIZE]

Definition at line 47 of file utils.c.

Referenced by ReadPhysMem(), and WritePhysMem().

ucAltScanToAscii_DK

SCANTOASCII ucAltScanToAscii_DK[]

Initial value:

=
{

    {16,' '},{17,' '},{18,' '},{19,' '},
    {20,' '},{21,' '},{22,' '},{23,' '},
    {24,' '},{25,' '},{30,' '},{31,' '},
    {32,' '},{33,' '},{34,' '},{35,' '},
    {36,' '},{37,' '},{38,' '},{44,' '},
    {45,' '},{46,' '},{47,' '},{48,' '},
    {49,' '},{50,' '},{2,' '},{3,'@'},
    {4,'£'},{5,'$'},{6,'€'},{7,' '},
    {8,'{'},{9,'['},{10,']'},{11,'}'},{12,' '},
    {0x39,' '},{0x35,' '},{0x34,' '},{0x1b,'~'},
    {0x1a,' '},{0x33,' '},{0x27,' '},{0x0d,'|'},
    {0x2b,' '},{0x28,' '},{0x29,' '},
  {0,0}
}

Definition at line 157 of file utils.c.

ucKeyboard

KEYBOARD_LAYOUT ucKeyboard[]

Initial value:

=
{
  {"de", ucScanToAscii_DE, ucShiftScanToAscii_DE, NULL},
  {"us", ucScanToAscii_US, ucShiftScanToAscii_US, NULL},
  {"dk", ucScanToAscii_DK, ucShiftScanToAscii_DK, ucAltScanToAscii_DK},
  {NULL, NULL, NULL, NULL}
}

Definition at line 175 of file utils.c.

Referenced by GetKeyboardLayout(), and SetKeyboardLayoutByName().

ucScanToAscii_DE

SCANTOASCII ucScanToAscii_DE[]

Initial value:

=
{

    {16,'q'},{17,'w'},{18,'e'},{19,'r'},{20,'t'},
    {21,'z'},{22,'u'},{23,'i'},{24,'o'},{25,'p'},
    {30,'a'},{31,'s'},{32,'d'},{33,'f'},{34,'g'},
    {35,'h'},{36,'j'},{37,'k'},{38,'l'},
    {44,'y'},{45,'x'},{46,'c'},{47,'v'},{48,'b'},
    {49,'n'},{50,'m'},
    {2,'1'},{3,'2'},{4,'3'},{ 5,'4'},{ 6,'5'},
    {7,'6'},{8,'7'},{9,'8'},{10,'9'},{11,'0'},
    {12,'ß'}, 
    {0x39,' '},{0x35,'-'},{0x34,'.'},{0x1b,'+'},
  {0,0}
}

Definition at line 50 of file utils.c.

ucScanToAscii_DK

SCANTOASCII ucScanToAscii_DK[]

Initial value:

=
{

    {16,'q'},{17,'w'},{18,'e'},{19,'r'},
    {20,'t'},{21,'y'},{22,'u'},{23,'i'},
    {24,'o'},{25,'p'},{30,'a'},{31,'s'},
    {32,'d'},{33,'f'},{34,'g'},{35,'h'},
    {36,'j'},{37,'k'},{38,'l'},{44,'z'},
    {45,'x'},{46,'c'},{47,'v'},{48,'b'},
    {49,'n'},{50,'m'},{2,'1'},{3,'2'},
    {4,'3'},{5,'4'},{6,'5'},{7,'6'},
    {8,'7'},{9,'8'},{10,'9'},{11,'0'},{12,'+'},
    {0x39,' '},{0x35,'-'},{0x34,'.'},{0x1b,'¨'},
    {0x1a,'å'},{0x33,','},{0x27,'æ'},{0x0d,'´'},
    {0x2b,'\''},{0x28,'ø'},{0x29,' '},
    {0,0}
}

Definition at line 121 of file utils.c.

ucScanToAscii_US

SCANTOASCII ucScanToAscii_US[]

Initial value:

=
{

    {16,'q'},{17,'w'},{18,'e'},{19,'r'},
    {20,'t'},{21,'y'},{22,'u'},{23,'i'},
    {24,'o'},{25,'p'},{30,'a'},{31,'s'},
    {32,'d'},{33,'f'},{34,'g'},{35,'h'},
    {36,'j'},{37,'k'},{38,'l'},{44,'z'},
    {45,'x'},{46,'c'},{47,'v'},{48,'b'},
    {49,'n'},{50,'m'},{2,'1'},{3,'2'},
    {4,'3'},{5,'4'},{6,'5'},{7,'6'},
    {8,'7'},{9,'8'},{10,'9'},{11,'0'},{12,'-'},
    {0x39,' '},{0x35,'/'},{0x34,'.'},{0x1b,']'},
    {0x1a,'['},{0x33,','},{0x27,';'},{0x0d,'='},
    {0x2b,'\\'},{0x28,'\''},{0x29,'`'},
    {0,0}
}

Definition at line 84 of file utils.c.

ucShiftScanToAscii_DE

SCANTOASCII ucShiftScanToAscii_DE[]

Initial value:

=
{

    {16,'Q'},{17,'W'},{18,'E'},{19,'R'},{20,'T'},
    {21,'Z'},{22,'U'},{23,'I'},{24,'O'},{25,'P'},
    {30,'A'},{31,'S'},{32,'D'},{33,'F'},{34,'G'},
    {35,'H'},{36,'J'},{37,'K'},{38,'L'},
    {44,'Y'},{45,'X'},{46,'C'},{47,'V'},{48,'B'},
    {49,'N'},{50,'M'},
    {2,'!'},{3,'\"'}, 
                    {4,'@'}, 
                            { 5,'$'},{ 6,'%'},
    {7,'&'},{8,'/'},{9,'('},{10,')'},{11,'='},
    {12,'?'},
    {0x39,' '},{0x35,'_'},{0x34,':'},{0x1b,'*'},
  {0,0}
}

Definition at line 66 of file utils.c.

ucShiftScanToAscii_DK

SCANTOASCII ucShiftScanToAscii_DK[]

Initial value:

=
{

    {16,'Q'},{17,'W'},{18,'E'},{19,'R'},
    {20,'T'},{21,'Y'},{22,'U'},{23,'I'},
    {24,'O'},{25,'P'},{30,'A'},{31,'S'},
    {32,'D'},{33,'F'},{34,'G'},{35,'H'},
    {36,'J'},{37,'K'},{38,'L'},{44,'Z'},
    {45,'X'},{46,'C'},{47,'V'},{48,'B'},
    {49,'N'},{50,'M'},{2,'!'},{3,'"'},
    {4,'#'},{5,'¤'},{6,'%'},{7,'&'},
    {8,'/'},{9,'('},{10,')'},{11,'='},{12,'?'},
    {0x39,' '},{0x35,'_'},{0x34,':'},{0x1b,'^'},
    {0x1a,'Å'},{0x33,';'},{0x27,'Æ'},{0x0d,'`'},
    {0x2b,'*'},{0x28,'Ø'},{0x29,'§'},
  {0,0}
}

Definition at line 139 of file utils.c.

ucShiftScanToAscii_US

SCANTOASCII ucShiftScanToAscii_US[]

Initial value:

=
{

    {16,'Q'},{17,'W'},{18,'E'},{19,'R'},
    {20,'T'},{21,'Y'},{22,'U'},{23,'I'},
    {24,'O'},{25,'P'},{30,'A'},{31,'S'},
    {32,'D'},{33,'F'},{34,'G'},{35,'H'},
    {36,'J'},{37,'K'},{38,'L'},{44,'Z'},
    {45,'X'},{46,'C'},{47,'V'},{48,'B'},
    {49,'N'},{50,'M'},{2,'!'},{3,'@'},
    {4,'#'},{5,'$'},{6,'%'},{7,'^'},
    {8,'&'},{9,'*'},{10,'('},{11,')'},{12,'_'},
    {0x39,' '},{0x35,'?'},{0x34,'>'},{0x1b,'}'},
    {0x1a,'{'},{0x33,'<'},{0x27,':'},{0x0d,'+'},
    {0x2b,'|'},{0x28,'\"'},{0x29,'~'},
  {0,0}
}

Definition at line 102 of file utils.c.