dlls/win32u/win32u_private.h

   1 /*
   2  * Unix call wrappers
   3  *
   4  * Copyright 2021 Jacek Caban for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __WINE_WIN32U_PRIVATE
  22 #define __WINE_WIN32U_PRIVATE
  23
  24 #include <stdarg.h>
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "ntgdi.h"
  28 #include "ntuser.h"
  29 #include "wine/gdi_driver.h"
  30 #include "wine/unixlib.h"
  31 #include "wine/debug.h"
  32
  33 struct user_callbacks
  34 {
  35     HWND (WINAPI *pGetDesktopWindow)(void);
  36     UINT (WINAPI *pGetDpiForSystem)(void);
  37     BOOL (WINAPI *pGetMonitorInfoW)( HMONITOR, LPMONITORINFO );
  38     INT (WINAPI *pGetSystemMetrics)(INT);
  39     BOOL (WINAPI *pGetWindowRect)( HWND hwnd, LPRECT rect );
  40     BOOL (WINAPI *pEnumDisplayMonitors)( HDC, LPRECT, MONITORENUMPROC, LPARAM );
  41     BOOL (WINAPI *pEnumDisplaySettingsW)(LPCWSTR, DWORD, LPDEVMODEW );
  42     BOOL (WINAPI *pRedrawWindow)( HWND, const RECT*, HRGN, UINT );
  43     DPI_AWARENESS_CONTEXT (WINAPI *pSetThreadDpiAwarenessContext)( DPI_AWARENESS_CONTEXT );
  44     HWND (WINAPI *pWindowFromDC)( HDC );
  45 };
  46
  47 struct unix_funcs
  48 {
  49     /* win32u functions */
  50     INT      (WINAPI *pNtGdiAbortDoc)( HDC hdc );
  51     BOOL     (WINAPI *pNtGdiAbortPath)( HDC hdc );
  52     BOOL     (WINAPI *pNtGdiAlphaBlend)( HDC hdc_dst, int x_dst, int y_dst, int width_dst, int height_dst,
  53                                          HDC hdc_src, int x_src, int y_src, int width_src, int height_src,
  54                                          BLENDFUNCTION blend_function, HANDLE xform );
  55     BOOL     (WINAPI *pNtGdiAngleArc)( HDC hdc, INT x, INT y, DWORD radius, FLOAT start_angle,
  56                                        FLOAT sweep_angle );
  57     BOOL     (WINAPI *pNtGdiArcInternal)( UINT type, HDC hdc, INT left, INT top, INT right, INT bottom,
  58                                           INT xstart, INT ystart, INT xend, INT yend );
  59     BOOL     (WINAPI *pNtGdiBeginPath)( HDC hdc );
  60     BOOL     (WINAPI *pNtGdiBitBlt)( HDC hdc_dst, INT x_dst, INT y_dst, INT width, INT height, HDC hdc_src,
  61                                      INT x_src, INT y_src, DWORD rop, DWORD bk_color, FLONG fl );
  62     BOOL     (WINAPI *pNtGdiCloseFigure)( HDC hdc );
  63     BOOL     (WINAPI *pNtGdiComputeXformCoefficients)( HDC hdc );
  64     HBITMAP  (WINAPI *pNtGdiCreateCompatibleBitmap)( HDC hdc, INT width, INT height );
  65     HDC      (WINAPI *pNtGdiCreateCompatibleDC)( HDC hdc );
  66     HBITMAP  (WINAPI *pNtGdiCreateDIBitmapInternal)( HDC hdc, INT width, INT height, DWORD init,
  67                                                      const void *bits, const BITMAPINFO *data,
  68                                                      UINT coloruse, UINT max_info, UINT max_bits,
  69                                                      ULONG flags, HANDLE xform );
  70     HDC      (WINAPI *pNtGdiCreateMetafileDC)( HDC hdc );
  71     NTSTATUS (WINAPI *pNtGdiDdDDICheckVidPnExclusiveOwnership)( const D3DKMT_CHECKVIDPNEXCLUSIVEOWNERSHIP *desc );
  72     NTSTATUS (WINAPI *pNtGdiDdDDICreateDCFromMemory)( D3DKMT_CREATEDCFROMMEMORY *desc );
  73     NTSTATUS (WINAPI *pNtGdiDdDDIDestroyDCFromMemory)( const D3DKMT_DESTROYDCFROMMEMORY *desc );
  74     NTSTATUS (WINAPI *pNtGdiDdDDIDestroyDevice)( const D3DKMT_DESTROYDEVICE *desc );
  75     NTSTATUS (WINAPI *pNtGdiDdDDIEscape)( const D3DKMT_ESCAPE *desc );
  76     NTSTATUS (WINAPI *pNtGdiDdDDISetVidPnSourceOwner)( const D3DKMT_SETVIDPNSOURCEOWNER *desc );
  77     BOOL     (WINAPI *pNtGdiDeleteObjectApp)( HGDIOBJ obj );
  78     LONG     (WINAPI *pNtGdiDoPalette)( HGDIOBJ handle, WORD start, WORD count, void *entries,
  79                                         DWORD func, BOOL inbound );
  80     BOOL     (WINAPI *pNtGdiEllipse)( HDC hdc, INT left, INT top, INT right, INT bottom );
  81     INT      (WINAPI *pNtGdiEndDoc)(HDC hdc);
  82     BOOL     (WINAPI *pNtGdiEndPath)( HDC hdc );
  83     INT      (WINAPI *pNtGdiEndPage)( HDC hdc );
  84     BOOL     (WINAPI *pNtGdiEnumFonts)( HDC hdc, ULONG type, ULONG win32_compat, ULONG face_name_len,
  85                                         const WCHAR *face_name, ULONG charset, ULONG *count, void *buf );
  86     INT      (WINAPI *pNtGdiExcludeClipRect)( HDC hdc, INT left, INT top, INT right, INT bottom );
  87     INT      (WINAPI *pNtGdiExtEscape)( HDC hdc, WCHAR *driver, INT driver_id, INT escape, INT input_size,
  88                                         const char *input, INT output_size, char *output );
  89     BOOL     (WINAPI *pNtGdiExtFloodFill)( HDC hdc, INT x, INT y, COLORREF color, UINT type );
  90     BOOL     (WINAPI *pNtGdiExtTextOutW)( HDC hdc, INT x, INT y, UINT flags, const RECT *rect,
  91                                           const WCHAR *str, UINT count, const INT *dx, DWORD cp );
  92     INT      (WINAPI *pNtGdiExtSelectClipRgn)( HDC hdc, HRGN region, INT mode );
  93     BOOL     (WINAPI *pNtGdiFillPath)( HDC hdc );
  94     BOOL     (WINAPI *pNtGdiFillRgn)( HDC hdc, HRGN hrgn, HBRUSH hbrush );
  95     BOOL     (WINAPI *pNtGdiFontIsLinked)( HDC hdc );
  96     BOOL     (WINAPI *pNtGdiFrameRgn)( HDC hdc, HRGN hrgn, HBRUSH brush, INT width, INT height );
  97     BOOL     (WINAPI *pNtGdiGetAndSetDCDword)( HDC hdc, UINT method, DWORD value, DWORD *result );
  98     INT      (WINAPI *pNtGdiGetAppClipBox)( HDC hdc, RECT *rect );
  99     UINT     (WINAPI *pNtGdiGetBoundsRect)( HDC hdc, RECT *rect, UINT flags );
 100     BOOL     (WINAPI *pNtGdiGetCharABCWidthsW)( HDC hdc, UINT first, UINT last, WCHAR *chars,
 101                                                 ULONG flags, void *buffer );
 102     BOOL     (WINAPI *pNtGdiGetCharWidthW)( HDC hdc, UINT first_char, UINT last_char, WCHAR *chars,
 103                                             ULONG flags, void *buffer );
 104     BOOL     (WINAPI *pNtGdiGetCharWidthInfo)( HDC hdc, struct char_width_info *info );
 105     INT      (WINAPI *pNtGdiGetDIBitsInternal)( HDC hdc, HBITMAP hbitmap, UINT startscan, UINT lines,
 106                                                 void *bits, BITMAPINFO *info, UINT coloruse,
 107                                                 UINT max_bits, UINT max_info );
 108     INT      (WINAPI *pNtGdiGetDeviceCaps)( HDC hdc, INT cap );
 109     BOOL     (WINAPI *pNtGdiGetDeviceGammaRamp)( HDC hdc, void *ptr );
 110     DWORD    (WINAPI *pNtGdiGetFontData)( HDC hdc, DWORD table, DWORD offset, void *buffer, DWORD length );
 111     DWORD    (WINAPI *pNtGdiGetFontUnicodeRanges)( HDC hdc, GLYPHSET *lpgs );
 112     DWORD    (WINAPI *pNtGdiGetGlyphIndicesW)( HDC hdc, const WCHAR *str, INT count,
 113                                                WORD *indices, DWORD flags );
 114     DWORD    (WINAPI *pNtGdiGetGlyphOutline)( HDC hdc, UINT ch, UINT format, GLYPHMETRICS *metrics,
 115                                               DWORD size, void *buffer, const MAT2 *mat2,
 116                                               BOOL ignore_rotation );
 117     DWORD    (WINAPI *pNtGdiGetKerningPairs)( HDC hdc, DWORD count, KERNINGPAIR *kern_pair );
 118     COLORREF (WINAPI *pNtGdiGetNearestColor)( HDC hdc, COLORREF color );
 119     UINT     (WINAPI *pNtGdiGetOutlineTextMetricsInternalW)( HDC hdc, UINT cbData,
 120                                                              OUTLINETEXTMETRICW *otm, ULONG opts );
 121     COLORREF (WINAPI *pNtGdiGetPixel)( HDC hdc, INT x, INT y );
 122     INT      (WINAPI *pNtGdiGetRandomRgn)( HDC hdc, HRGN region, INT code );
 123     BOOL     (WINAPI *pNtGdiGetRasterizerCaps)( RASTERIZER_STATUS *status, UINT size );
 124     BOOL     (WINAPI *pNtGdiGetRealizationInfo)( HDC hdc, struct font_realization_info *info );
 125     UINT     (WINAPI *pNtGdiGetTextCharsetInfo)( HDC hdc, FONTSIGNATURE *fs, DWORD flags );
 126     BOOL     (WINAPI *pNtGdiGetTextExtentExW)( HDC hdc, const WCHAR *str, INT count, INT max_ext,
 127                                                INT *nfit, INT *dxs, SIZE *size, UINT flags );
 128     INT      (WINAPI *pNtGdiGetTextFaceW)( HDC hdc, INT count, WCHAR *name, BOOL alias_name );
 129     BOOL     (WINAPI *pNtGdiGetTextMetricsW)( HDC hdc, TEXTMETRICW *metrics, ULONG flags );
 130     BOOL     (WINAPI *pNtGdiGradientFill)( HDC hdc, TRIVERTEX *vert_array, ULONG nvert,
 131                                            void *grad_array, ULONG ngrad, ULONG mode );
 132     INT      (WINAPI *pNtGdiIntersectClipRect)( HDC hdc, INT left, INT top, INT right, INT bottom );
 133     BOOL     (WINAPI *pNtGdiInvertRgn)( HDC hdc, HRGN hrgn );
 134     BOOL     (WINAPI *pNtGdiLineTo)( HDC hdc, INT x, INT y );
 135     BOOL     (WINAPI *pNtGdiMaskBlt)( HDC hdc, INT x_dst, INT y_dst, INT width_dst, INT height_dst,
 136                                       HDC hdc_src, INT x_src, INT y_src, HBITMAP mask,
 137                                       INT x_mask, INT y_mask, DWORD rop, DWORD bk_color );
 138     BOOL     (WINAPI *pNtGdiModifyWorldTransform)( HDC hdc, const XFORM *xform, DWORD mode );
 139     BOOL     (WINAPI *pNtGdiMoveTo)( HDC hdc, INT x, INT y, POINT *pt );
 140     INT      (WINAPI *pNtGdiOffsetClipRgn)( HDC hdc, INT x, INT y );
 141     HDC      (WINAPI *pNtGdiOpenDCW)( UNICODE_STRING *device, const DEVMODEW *devmode,
 142                                       UNICODE_STRING *output, ULONG type, BOOL is_display,
 143                                       HANDLE hspool, DRIVER_INFO_2W *driver_info, void *pdev );
 144     BOOL     (WINAPI *pNtGdiPatBlt)( HDC hdc, INT left, INT top, INT width, INT height, DWORD rop );
 145     BOOL     (WINAPI *pNtGdiPlgBlt)( HDC hdc, const POINT *point, HDC hdc_src, INT x_src, INT y_src,
 146                                      INT width, INT height, HBITMAP mask, INT x_mask, INT y_mask,
 147                                      DWORD bk_color );
 148     BOOL     (WINAPI *pNtGdiPolyDraw)(HDC hdc, const POINT *points, const BYTE *types, DWORD count );
 149     ULONG    (WINAPI *pNtGdiPolyPolyDraw)( HDC hdc, const POINT *points, const UINT *counts,
 150                                            DWORD count, UINT function );
 151     BOOL     (WINAPI *pNtGdiPtVisible)( HDC hdc, INT x, INT y );
 152     BOOL     (WINAPI *pNtGdiRectVisible)( HDC hdc, const RECT *rect );
 153     BOOL     (WINAPI *pNtGdiRectangle)( HDC hdc, INT left, INT top, INT right, INT bottom );
 154     BOOL     (WINAPI *pNtGdiResetDC)( HDC hdc, const DEVMODEW *devmode, BOOL *banding,
 155                                       DRIVER_INFO_2W *driver_info, void *dev );
 156     BOOL     (WINAPI *pNtGdiResizePalette)( HPALETTE palette, UINT count );
 157     BOOL     (WINAPI *pNtGdiRestoreDC)( HDC hdc, INT level );
 158     BOOL     (WINAPI *pNtGdiRoundRect)( HDC hdc, INT left, INT top, INT right,
 159                                         INT bottom, INT ell_width, INT ell_height );
 160     BOOL     (WINAPI *pNtGdiScaleViewportExtEx)( HDC hdc, INT x_num, INT x_denom,
 161                                                  INT y_num, INT y_denom, SIZE *size );
 162     BOOL     (WINAPI *pNtGdiScaleWindowExtEx)( HDC hdc, INT x_num, INT x_denom,
 163                                                INT y_num, INT y_denom, SIZE *size );
 164     HGDIOBJ  (WINAPI *pNtGdiSelectBitmap)( HDC hdc, HGDIOBJ handle );
 165     HGDIOBJ  (WINAPI *pNtGdiSelectBrush)( HDC hdc, HGDIOBJ handle );
 166     BOOL     (WINAPI *pNtGdiSelectClipPath)( HDC hdc, INT mode );
 167     HGDIOBJ  (WINAPI *pNtGdiSelectFont)( HDC hdc, HGDIOBJ handle );
 168     HGDIOBJ  (WINAPI *pNtGdiSelectPen)( HDC hdc, HGDIOBJ handle );
 169     UINT     (WINAPI *pNtGdiSetBoundsRect)( HDC hdc, const RECT *rect, UINT flags );
 170     INT      (WINAPI *pNtGdiSetDIBitsToDeviceInternal)( HDC hdc, INT x_dst, INT y_dst, DWORD cx,
 171                                                         DWORD cy, INT x_src, INT y_src, UINT startscan,
 172                                                         UINT lines, const void *bits, const BITMAPINFO *bmi,
 173                                                         UINT coloruse, UINT max_bits, UINT max_info,
 174                                                         BOOL xform_coords, HANDLE xform );
 175     BOOL     (WINAPI *pNtGdiSetDeviceGammaRamp)( HDC hdc, void *ptr );
 176     DWORD    (WINAPI *pNtGdiSetLayout)( HDC hdc, LONG wox, DWORD layout );
 177     COLORREF (WINAPI *pNtGdiSetPixel)( HDC hdc, INT x, INT y, COLORREF color );
 178     UINT     (WINAPI *pNtGdiSetSystemPaletteUse)( HDC hdc, UINT use );
 179     INT      (WINAPI *pNtGdiStartDoc)( HDC hdc, const DOCINFOW *doc, BOOL *banding, INT job );
 180     INT      (WINAPI *pNtGdiStartPage)( HDC hdc );
 181     BOOL     (WINAPI *pNtGdiStretchBlt)( HDC hdc, INT x_dst, INT y_dst, INT width_dst, INT height_dst,
 182                                          HDC hdc_src, INT x_src, INT y_src, INT width_src, INT height_src,
 183                                          DWORD rop, COLORREF bk_color );
 184     INT      (WINAPI *pNtGdiStretchDIBitsInternal)( HDC hdc, INT x_dst, INT y_dst, INT width_dst,
 185                                                     INT height_dst, INT x_src, INT y_src, INT width_src,
 186                                                     INT height_src, const void *bits, const BITMAPINFO *bmi,
 187                                                     UINT coloruse, DWORD rop, UINT max_info, UINT max_bits,
 188                                                     HANDLE xform );
 189     BOOL     (WINAPI *pNtGdiStrokeAndFillPath)( HDC hdc );
 190     BOOL     (WINAPI *pNtGdiStrokePath)( HDC hdc );
 191     BOOL     (WINAPI *pNtGdiTransparentBlt)( HDC hdc, int x_dst, int y_dst, int width_dst, int height_dst,
 192                                              HDC hdc_src, int x_src, int y_src, int width_src, int height_src,
 193                                              UINT color );
 194     BOOL     (WINAPI *pNtGdiUnrealizeObject)( HGDIOBJ obj );
 195     BOOL     (WINAPI *pNtGdiUpdateColors)( HDC hdc );
 196     BOOL     (WINAPI *pNtGdiWidenPath)( HDC hdc );
 197
 198     /* Wine-specific functions */
 199     UINT (WINAPI *pGDIRealizePalette)( HDC hdc );
 200     HPALETTE (WINAPI *pGDISelectPalette)( HDC hdc, HPALETTE hpal, WORD bkg );
 201     DWORD_PTR (WINAPI *pGetDCHook)( HDC hdc, DCHOOKPROC *proc );
 202     BOOL (WINAPI *pMirrorRgn)( HWND hwnd, HRGN hrgn );
 203     BOOL (WINAPI *pSetDCHook)( HDC hdc, DCHOOKPROC proc, DWORD_PTR data );
 204     INT (WINAPI *pSetDIBits)( HDC hdc, HBITMAP hbitmap, UINT startscan,
 205                               UINT lines, const void *bits, const BITMAPINFO *info,
 206                               UINT coloruse );
 207     WORD (WINAPI *pSetHookFlags)( HDC hdc, WORD flags );
 208     BOOL (CDECL *get_brush_bitmap_info)( HBRUSH handle, BITMAPINFO *info, void *bits, UINT *usage );
 209     BOOL (CDECL *get_file_outline_text_metric)( const WCHAR *path, OUTLINETEXTMETRICW *otm );
 210     BOOL (CDECL *get_icm_profile)( HDC hdc, BOOL allow_default, DWORD *size, WCHAR *filename );
 211     const struct vulkan_funcs * (CDECL *get_vulkan_driver)( HDC hdc, UINT version );
 212     struct opengl_funcs * (CDECL *get_wgl_driver)( HDC hdc, UINT version );
 213     void (CDECL *make_gdi_object_system)( HGDIOBJ handle, BOOL set );
 214     void (CDECL *set_display_driver)( void *proc );
 215     void (CDECL *set_visible_region)( HDC hdc, HRGN hrgn, const RECT *vis_rect, const RECT *device_rect,
 216                                       struct window_surface *surface );
 217 };
 218
 219 UINT WINAPI GDIRealizePalette( HDC hdc );
 220 HPALETTE WINAPI GDISelectPalette( HDC hdc, HPALETTE hpal, WORD wBkg );
 221
 222 extern void wrappers_init( unixlib_handle_t handle ) DECLSPEC_HIDDEN;
 223 extern NTSTATUS gdi_init(void) DECLSPEC_HIDDEN;
 224 extern NTSTATUS callbacks_init( void *args ) DECLSPEC_HIDDEN;
 225 extern void winstation_init(void) DECLSPEC_HIDDEN;
 226
 227 extern HKEY reg_open_hkcu_key( const char *name ) DECLSPEC_HIDDEN;
 228 extern HKEY reg_open_key( HKEY root, const WCHAR *name, ULONG name_len ) DECLSPEC_HIDDEN;
 229 extern ULONG query_reg_ascii_value( HKEY hkey, const char *name,
 230                                     KEY_VALUE_PARTIAL_INFORMATION *info, ULONG size ) DECLSPEC_HIDDEN;
 231
 232 static inline WCHAR *win32u_wcsrchr( const WCHAR *str, WCHAR ch )
 233 {
 234     WCHAR *ret = NULL;
 235     do { if (*str == ch) ret = (WCHAR *)(ULONG_PTR)str; } while (*str++);
 236     return ret;
 237 }
 238
 239 static inline WCHAR win32u_towupper( WCHAR ch )
 240 {
 241     return RtlUpcaseUnicodeChar( ch );
 242 }
 243
 244 static inline WCHAR *win32u_wcschr( const WCHAR *str, WCHAR ch )
 245 {
 246     do { if (*str == ch) return (WCHAR *)(ULONG_PTR)str; } while (*str++);
 247     return NULL;
 248 }
 249
 250 static inline int win32u_wcsicmp( const WCHAR *str1, const WCHAR *str2 )
 251 {
 252     int ret;
 253     for (;;)
 254     {
 255         if ((ret = win32u_towupper( *str1 ) - win32u_towupper( *str2 )) || !*str1) return ret;
 256         str1++;
 257         str2++;
 258     }
 259 }
 260
 261 static inline int win32u_wcscmp( const WCHAR *str1, const WCHAR *str2 )
 262 {
 263     while (*str1 && (*str1 == *str2)) { str1++; str2++; }
 264     return *str1 - *str2;
 265 }
 266
 267 static inline LONG win32u_wcstol( LPCWSTR s, LPWSTR *end, INT base )
 268 {
 269     BOOL negative = FALSE, empty = TRUE;
 270     LONG ret = 0;
 271
 272     if (base < 0 || base == 1 || base > 36) return 0;
 273     if (end) *end = (WCHAR *)s;
 274     while (*s == ' ' || *s == '\t') s++;
 275
 276     if (*s == '-')
 277     {
 278         negative = TRUE;
 279         s++;
 280     }
 281     else if (*s == '+') s++;
 282
 283     if ((base == 0 || base == 16) && s[0] == '0' && (s[1] == 'x' || s[1] == 'X'))
 284     {
 285         base = 16;
 286         s += 2;
 287     }
 288     if (base == 0) base = s[0] != '0' ? 10 : 8;
 289
 290     while (*s)
 291     {
 292         int v;
 293
 294         if ('0' <= *s && *s <= '9') v = *s - '0';
 295         else if ('A' <= *s && *s <= 'Z') v = *s - 'A' + 10;
 296         else if ('a' <= *s && *s <= 'z') v = *s - 'a' + 10;
 297         else break;
 298         if (v >= base) break;
 299         if (negative) v = -v;
 300         s++;
 301         empty = FALSE;
 302
 303         if (!negative && (ret > MAXLONG / base || ret * base > MAXLONG - v))
 304             ret = MAXLONG;
 305         else if (negative && (ret < (LONG)MINLONG / base || ret * base < (LONG)(MINLONG - v)))
 306             ret = MINLONG;
 307         else
 308             ret = ret * base + v;
 309     }
 310
 311     if (end && !empty) *end = (WCHAR *)s;
 312     return ret;
 313 }
 314
 315 #define towupper(c)     win32u_towupper(c)
 316 #define wcschr(s,c)     win32u_wcschr(s,c)
 317 #define wcscmp(s1,s2)   win32u_wcscmp(s1,s2)
 318 #define wcsicmp(s1,s2)  win32u_wcsicmp(s1,s2)
 319 #define wcsrchr(s,c)    win32u_wcsrchr(s,c)
 320 #define wcstol(s,e,b)   win32u_wcstol(s,e,b)
 321
 322 static inline void ascii_to_unicode( WCHAR *dst, const char *src, size_t len )
 323 {
 324     while (len--) *dst++ = (unsigned char)*src++;
 325 }
 326
 327 static inline UINT asciiz_to_unicode( WCHAR *dst, const char *src )
 328 {
 329     WCHAR *p = dst;
 330     while ((*p++ = *src++));
 331     return (p - dst) * sizeof(WCHAR);
 332 }
 333
 334 DWORD win32u_mbtowc( CPTABLEINFO *info, WCHAR *dst, DWORD dstlen, const char *src,
 335                      DWORD srclen ) DECLSPEC_HIDDEN;
 336 DWORD win32u_wctomb( CPTABLEINFO *info, char *dst, DWORD dstlen, const WCHAR *src,
 337                      DWORD srclen ) DECLSPEC_HIDDEN;
 338
 339 #endif /* __WINE_WIN32U_PRIVATE */