285 lines
7.8 KiB
C
285 lines
7.8 KiB
C
/*
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* Copyright 2000 Juergen Schmied
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <string.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include <ctype.h>
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#include <stdlib.h>
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#define NONAMELESSUNION
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winreg.h"
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#include "shlobj.h"
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#include "shlwapi.h"
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#include "shell32_main.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(shell);
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DWORD WINAPI CheckEscapesW(WCHAR *string, DWORD len);
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/************************* STRRET functions ****************************/
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static const char *debugstr_strret(STRRET *s)
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{
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switch (s->uType)
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{
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case STRRET_WSTR:
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return "STRRET_WSTR";
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case STRRET_CSTR:
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return "STRRET_CSTR";
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case STRRET_OFFSET:
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return "STRRET_OFFSET";
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default:
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return "STRRET_???";
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}
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}
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BOOL WINAPI StrRetToStrNA(LPSTR dest, DWORD len, LPSTRRET src, const ITEMIDLIST *pidl)
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{
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TRACE("dest=%p len=0x%lx strret=%p(%s) pidl=%p\n", dest, len, src, debugstr_strret(src), pidl);
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if (!dest)
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return FALSE;
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switch (src->uType)
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{
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case STRRET_WSTR:
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WideCharToMultiByte(CP_ACP, 0, src->u.pOleStr, -1, dest, len, NULL, NULL);
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CoTaskMemFree(src->u.pOleStr);
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break;
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case STRRET_CSTR:
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lstrcpynA(dest, src->u.cStr, len);
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break;
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case STRRET_OFFSET:
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lstrcpynA(dest, ((LPCSTR)&pidl->mkid)+src->u.uOffset, len);
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break;
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default:
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FIXME("unknown type %u!\n", src->uType);
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if (len)
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*dest = '\0';
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return FALSE;
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}
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TRACE("-- %s\n", debugstr_a(dest) );
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return TRUE;
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}
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/************************************************************************/
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BOOL WINAPI StrRetToStrNW(LPWSTR dest, DWORD len, LPSTRRET src, const ITEMIDLIST *pidl)
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{
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TRACE("dest=%p len=0x%lx strret=%p(%s) pidl=%p\n", dest, len, src, debugstr_strret(src), pidl);
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if (!dest)
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return FALSE;
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switch (src->uType)
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{
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case STRRET_WSTR:
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lstrcpynW(dest, src->u.pOleStr, len);
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CoTaskMemFree(src->u.pOleStr);
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break;
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case STRRET_CSTR:
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if (!MultiByteToWideChar(CP_ACP, 0, src->u.cStr, -1, dest, len) && len)
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dest[len-1] = 0;
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break;
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case STRRET_OFFSET:
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if (!MultiByteToWideChar(CP_ACP, 0, ((LPCSTR)&pidl->mkid)+src->u.uOffset, -1, dest, len)
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&& len)
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dest[len-1] = 0;
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break;
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default:
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FIXME("unknown type %u!\n", src->uType);
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if (len)
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*dest = '\0';
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return FALSE;
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}
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return TRUE;
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}
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/*************************************************************************
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* StrRetToStrN [SHELL32.96]
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*
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* converts a STRRET to a normal string
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*
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* NOTES
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* the pidl is for STRRET OFFSET
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*/
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BOOL WINAPI StrRetToStrNAW(LPVOID dest, DWORD len, LPSTRRET src, const ITEMIDLIST *pidl)
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{
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if(SHELL_OsIsUnicode())
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return StrRetToStrNW(dest, len, src, pidl);
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else
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return StrRetToStrNA(dest, len, src, pidl);
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}
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/************************* OLESTR functions ****************************/
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/************************************************************************
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* StrToOleStr [SHELL32.163]
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*
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*/
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static int StrToOleStrA (LPWSTR lpWideCharStr, LPCSTR lpMultiByteString)
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{
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TRACE("(%p, %p %s)\n",
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lpWideCharStr, lpMultiByteString, debugstr_a(lpMultiByteString));
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return MultiByteToWideChar(CP_ACP, 0, lpMultiByteString, -1, lpWideCharStr, MAX_PATH);
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}
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static int StrToOleStrW (LPWSTR lpWideCharStr, LPCWSTR lpWString)
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{
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TRACE("(%p, %p %s)\n",
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lpWideCharStr, lpWString, debugstr_w(lpWString));
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lstrcpyW (lpWideCharStr, lpWString );
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return lstrlenW(lpWideCharStr);
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}
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BOOL WINAPI StrToOleStrAW (LPWSTR lpWideCharStr, LPCVOID lpString)
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{
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if (SHELL_OsIsUnicode())
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return StrToOleStrW (lpWideCharStr, lpString);
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return StrToOleStrA (lpWideCharStr, lpString);
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}
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/*************************************************************************
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* StrToOleStrN [SHELL32.79]
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* lpMulti, nMulti, nWide [IN]
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* lpWide [OUT]
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*/
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static BOOL StrToOleStrNA (LPWSTR lpWide, INT nWide, LPCSTR lpStrA, INT nStr)
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{
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TRACE("(%p, %x, %s, %x)\n", lpWide, nWide, debugstr_an(lpStrA,nStr), nStr);
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return MultiByteToWideChar (CP_ACP, 0, lpStrA, nStr, lpWide, nWide);
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}
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static BOOL StrToOleStrNW (LPWSTR lpWide, INT nWide, LPCWSTR lpStrW, INT nStr)
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{
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TRACE("(%p, %x, %s, %x)\n", lpWide, nWide, debugstr_wn(lpStrW, nStr), nStr);
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if (lstrcpynW (lpWide, lpStrW, nWide))
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{ return lstrlenW (lpWide);
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}
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return FALSE;
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}
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BOOL WINAPI StrToOleStrNAW (LPWSTR lpWide, INT nWide, LPCVOID lpStr, INT nStr)
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{
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if (SHELL_OsIsUnicode())
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return StrToOleStrNW (lpWide, nWide, lpStr, nStr);
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return StrToOleStrNA (lpWide, nWide, lpStr, nStr);
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}
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/*************************************************************************
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* OleStrToStrN [SHELL32.78]
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*/
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static BOOL OleStrToStrNA (LPSTR lpStr, INT nStr, LPCWSTR lpOle, INT nOle)
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{
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TRACE("(%p, %x, %s, %x)\n", lpStr, nStr, debugstr_wn(lpOle,nOle), nOle);
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return WideCharToMultiByte (CP_ACP, 0, lpOle, nOle, lpStr, nStr, NULL, NULL);
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}
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static BOOL OleStrToStrNW (LPWSTR lpwStr, INT nwStr, LPCWSTR lpOle, INT nOle)
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{
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TRACE("(%p, %x, %s, %x)\n", lpwStr, nwStr, debugstr_wn(lpOle,nOle), nOle);
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if (lstrcpynW ( lpwStr, lpOle, nwStr))
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{ return lstrlenW (lpwStr);
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}
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return FALSE;
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}
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BOOL WINAPI OleStrToStrNAW (LPVOID lpOut, INT nOut, LPCVOID lpIn, INT nIn)
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{
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if (SHELL_OsIsUnicode())
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return OleStrToStrNW (lpOut, nOut, lpIn, nIn);
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return OleStrToStrNA (lpOut, nOut, lpIn, nIn);
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}
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/*************************************************************************
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* CheckEscapesA [SHELL32.@]
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*
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* Checks a string for special characters which are not allowed in a path
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* and encloses it in quotes if that is the case.
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*
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* PARAMS
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* string [I/O] string to check and on return eventually quoted
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* len [I] length of string
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*
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* RETURNS
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* length of actual string
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*
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* NOTES
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* Not really sure if this function returns actually a value at all.
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*/
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DWORD WINAPI CheckEscapesA(
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LPSTR string, /* [I/O] string to check ??*/
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DWORD len) /* [I] is 0 */
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{
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LPWSTR wString;
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DWORD ret = 0;
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TRACE("(%s %ld)\n", debugstr_a(string), len);
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wString = LocalAlloc(LPTR, len * sizeof(WCHAR));
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if (wString)
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{
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MultiByteToWideChar(CP_ACP, 0, string, len, wString, len);
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ret = CheckEscapesW(wString, len);
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WideCharToMultiByte(CP_ACP, 0, wString, len, string, len, NULL, NULL);
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LocalFree(wString);
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}
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return ret;
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}
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/*************************************************************************
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* CheckEscapesW [SHELL32.@]
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*
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* See CheckEscapesA.
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*/
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DWORD WINAPI CheckEscapesW(
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LPWSTR string,
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DWORD len)
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{
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DWORD size = lstrlenW(string);
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LPWSTR s, d;
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TRACE("%s, %lu.\n", debugstr_w(string), len);
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if (StrPBrkW(string, L" \",;^") && size + 2 <= len)
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{
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s = &string[size - 1];
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d = &string[size + 2];
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*d-- = 0;
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*d-- = '"';
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for (;d > string;)
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*d-- = *s--;
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*d = '"';
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return size + 2;
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}
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return size;
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}
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