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wine/dlls/shlwapi/assoc.c
Eric Pouech 119f261b18 shlwapi: Enable compilation with long types. 
Signed-off-by: Eric Pouech <eric.pouech@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
2022-02-18 09:32:19 +01:00

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/*
* IQueryAssociations helper functions
*
* Copyright 2002 Jon Griffiths
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winreg.h"
#include "objbase.h"
#include "shlguid.h"
#include "shlobj.h"
#include "shlwapi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
/* Default IQueryAssociations::Init() flags */
#define SHLWAPI_DEF_ASSOCF (ASSOCF_INIT_BYEXENAME|ASSOCF_INIT_DEFAULTTOSTAR| \
ASSOCF_INIT_DEFAULTTOFOLDER)
/*************************************************************************
* SHLWAPI_ParamAToW
*
* Internal helper function: Convert ANSI parameter to Unicode.
*/
static BOOL SHLWAPI_ParamAToW(LPCSTR lpszParam, LPWSTR lpszBuff, DWORD dwLen,
LPWSTR* lpszOut)
{
if (lpszParam)
{
DWORD dwStrLen = MultiByteToWideChar(CP_ACP, 0, lpszParam, -1, NULL, 0);
if (dwStrLen < dwLen)
{
*lpszOut = lpszBuff; /* Use Buffer, it is big enough */
}
else
{
/* Create a new buffer big enough for the string */
*lpszOut = HeapAlloc(GetProcessHeap(), 0,
dwStrLen * sizeof(WCHAR));
if (!*lpszOut)
return FALSE;
}
MultiByteToWideChar(CP_ACP, 0, lpszParam, -1, *lpszOut, dwStrLen);
}
else
*lpszOut = NULL;
return TRUE;
}
/*************************************************************************
* AssocCreate [SHLWAPI.@]
*
* Create a new IQueryAssociations object.
*
* PARAMS
* clsid [I] CLSID of object
* refiid [I] REFIID of interface
* lpInterface [O] Destination for the created IQueryAssociations object
*
* RETURNS
* Success: S_OK. lpInterface contains the new object.
* Failure: An HRESULT error code indicating the error.
*
* NOTES
* clsid must be equal to CLSID_QueryAssociations and
* refiid must be equal to IID_IQueryAssociations, IID_IUnknown or this function will fail
*/
HRESULT WINAPI AssocCreate(CLSID clsid, REFIID refiid, void **lpInterface)
{
TRACE("(%s,%s,%p)\n", debugstr_guid(&clsid), debugstr_guid(refiid),
lpInterface);
if (!lpInterface)
return E_INVALIDARG;
*(DWORD*)lpInterface = 0;
if (!IsEqualGUID(&clsid, &CLSID_QueryAssociations))
return CLASS_E_CLASSNOTAVAILABLE;
return SHCoCreateInstance( NULL, &clsid, NULL, refiid, lpInterface );
}
/*************************************************************************
* AssocGetPerceivedType [SHLWAPI.@]
*
* Detect the type of a file by inspecting its extension
*
* PARAMS
* lpszExt [I] File extension to evaluate.
* lpType [O] Pointer to perceived type
* lpFlag [O] Pointer to perceived type flag
* lppszType [O] Address to pointer for perceived type text
*
* RETURNS
* Success: S_OK. lpType and lpFlag contain the perceived type and
* its information. If lppszType is not NULL, it will point
* to a string with perceived type text.
* Failure: An HRESULT error code indicating the error.
*
* NOTES
* lppszType is optional and it can be NULL.
* if lpType or lpFlag are NULL, the function will crash.
* if lpszExt is NULL, an error is returned.
*
* BUGS
* Unimplemented.
*/
HRESULT WINAPI AssocGetPerceivedType(LPCWSTR lpszExt, PERCEIVED *lpType,
INT *lpFlag, LPWSTR *lppszType)
{
FIXME("(%s, %p, %p, %p) not supported\n", debugstr_w(lpszExt), lpType, lpFlag, lppszType);
if (lpszExt == NULL)
return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
return E_NOTIMPL;
}
/*************************************************************************
* AssocQueryKeyW [SHLWAPI.@]
*
* See AssocQueryKeyA.
*/
HRESULT WINAPI AssocQueryKeyW(ASSOCF cfFlags, ASSOCKEY assockey, LPCWSTR pszAssoc,
LPCWSTR pszExtra, HKEY *phkeyOut)
{
HRESULT hRet;
IQueryAssociations* lpAssoc;
TRACE("(0x%lx,%d,%s,%s,%p)\n", cfFlags, assockey, debugstr_w(pszAssoc),
debugstr_w(pszExtra), phkeyOut);
hRet = AssocCreate( CLSID_QueryAssociations, &IID_IQueryAssociations, (void **)&lpAssoc );
if (FAILED(hRet)) return hRet;
cfFlags &= SHLWAPI_DEF_ASSOCF;
hRet = IQueryAssociations_Init(lpAssoc, cfFlags, pszAssoc, NULL, NULL);
if (SUCCEEDED(hRet))
hRet = IQueryAssociations_GetKey(lpAssoc, cfFlags, assockey, pszExtra, phkeyOut);
IQueryAssociations_Release(lpAssoc);
return hRet;
}
/*************************************************************************
* AssocQueryKeyA [SHLWAPI.@]
*
* Get a file association key from the registry.
*
* PARAMS
* cfFlags [I] ASSOCF_ flags from "shlwapi.h"
* assockey [I] Type of key to get
* pszAssoc [I] Key name to search below
* pszExtra [I] Extra information about the key location
* phkeyOut [O] Destination for the association key
*
* RETURNS
* Success: S_OK. phkeyOut contains the key.
* Failure: An HRESULT error code indicating the error.
*/
HRESULT WINAPI AssocQueryKeyA(ASSOCF cfFlags, ASSOCKEY assockey, LPCSTR pszAssoc,
LPCSTR pszExtra, HKEY *phkeyOut)
{
WCHAR szAssocW[MAX_PATH], *lpszAssocW = NULL;
WCHAR szExtraW[MAX_PATH], *lpszExtraW = NULL;
HRESULT hRet = E_OUTOFMEMORY;
TRACE("(0x%lx,%d,%s,%s,%p)\n", cfFlags, assockey, debugstr_a(pszAssoc),
debugstr_a(pszExtra), phkeyOut);
if (SHLWAPI_ParamAToW(pszAssoc, szAssocW, MAX_PATH, &lpszAssocW) &&
SHLWAPI_ParamAToW(pszExtra, szExtraW, MAX_PATH, &lpszExtraW))
{
hRet = AssocQueryKeyW(cfFlags, assockey, lpszAssocW, lpszExtraW, phkeyOut);
}
if (lpszAssocW != szAssocW)
HeapFree(GetProcessHeap(), 0, lpszAssocW);
if (lpszExtraW != szExtraW)
HeapFree(GetProcessHeap(), 0, lpszExtraW);
return hRet;
}
/*************************************************************************
* AssocQueryStringW [SHLWAPI.@]
*
* See AssocQueryStringA.
*/
HRESULT WINAPI AssocQueryStringW(ASSOCF cfFlags, ASSOCSTR str, LPCWSTR pszAssoc,
LPCWSTR pszExtra, LPWSTR pszOut, DWORD *pcchOut)
{
HRESULT hRet;
IQueryAssociations* lpAssoc;
TRACE("(0x%lx,%d,%s,%s,%p,%p)\n", cfFlags, str, debugstr_w(pszAssoc),
debugstr_w(pszExtra), pszOut, pcchOut);
if (!pcchOut)
return E_UNEXPECTED;
hRet = AssocCreate( CLSID_QueryAssociations, &IID_IQueryAssociations, (void **)&lpAssoc );
if (FAILED(hRet)) return hRet;
hRet = IQueryAssociations_Init(lpAssoc, cfFlags & SHLWAPI_DEF_ASSOCF,
pszAssoc, NULL, NULL);
if (SUCCEEDED(hRet))
hRet = IQueryAssociations_GetString(lpAssoc, cfFlags, str, pszExtra,
pszOut, pcchOut);
IQueryAssociations_Release(lpAssoc);
return hRet;
}
/*************************************************************************
* AssocQueryStringA [SHLWAPI.@]
*
* Get a file association string from the registry.
*
* PARAMS
* cfFlags [I] ASSOCF_ flags from "shlwapi.h"
* str [I] Type of string to get (ASSOCSTR enum from "shlwapi.h")
* pszAssoc [I] Key name to search below
* pszExtra [I] Extra information about the string location
* pszOut [O] Destination for the association string
* pcchOut [O] Length of pszOut
*
* RETURNS
* Success: S_OK. pszOut contains the string, pcchOut contains its length.
* Failure: An HRESULT error code indicating the error.
*/
HRESULT WINAPI AssocQueryStringA(ASSOCF cfFlags, ASSOCSTR str, LPCSTR pszAssoc,
LPCSTR pszExtra, LPSTR pszOut, DWORD *pcchOut)
{
WCHAR szAssocW[MAX_PATH], *lpszAssocW = NULL;
WCHAR szExtraW[MAX_PATH], *lpszExtraW = NULL;
HRESULT hRet = E_OUTOFMEMORY;
TRACE("(0x%lx,0x%d,%s,%s,%p,%p)\n", cfFlags, str, debugstr_a(pszAssoc),
debugstr_a(pszExtra), pszOut, pcchOut);
if (!pcchOut)
hRet = E_UNEXPECTED;
else if (SHLWAPI_ParamAToW(pszAssoc, szAssocW, MAX_PATH, &lpszAssocW) &&
SHLWAPI_ParamAToW(pszExtra, szExtraW, MAX_PATH, &lpszExtraW))
{
WCHAR szReturnW[MAX_PATH], *lpszReturnW = szReturnW;
DWORD dwLenOut = *pcchOut;
if (dwLenOut >= MAX_PATH)
lpszReturnW = HeapAlloc(GetProcessHeap(), 0,
(dwLenOut + 1) * sizeof(WCHAR));
else
dwLenOut = ARRAY_SIZE(szReturnW);
if (!lpszReturnW)
hRet = E_OUTOFMEMORY;
else
{
hRet = AssocQueryStringW(cfFlags, str, lpszAssocW, lpszExtraW,
lpszReturnW, &dwLenOut);
if (SUCCEEDED(hRet))
dwLenOut = WideCharToMultiByte(CP_ACP, 0, lpszReturnW, -1,
pszOut, *pcchOut, NULL, NULL);
*pcchOut = dwLenOut;
if (lpszReturnW != szReturnW)
HeapFree(GetProcessHeap(), 0, lpszReturnW);
}
}
if (lpszAssocW != szAssocW)
HeapFree(GetProcessHeap(), 0, lpszAssocW);
if (lpszExtraW != szExtraW)
HeapFree(GetProcessHeap(), 0, lpszExtraW);
return hRet;
}
/*************************************************************************
* AssocQueryStringByKeyW [SHLWAPI.@]
*
* See AssocQueryStringByKeyA.
*/
HRESULT WINAPI AssocQueryStringByKeyW(ASSOCF cfFlags, ASSOCSTR str, HKEY hkAssoc,
LPCWSTR pszExtra, LPWSTR pszOut,
DWORD *pcchOut)
{
HRESULT hRet;
IQueryAssociations* lpAssoc;
TRACE("(0x%lx,0x%d,%p,%s,%p,%p)\n", cfFlags, str, hkAssoc,
debugstr_w(pszExtra), pszOut, pcchOut);
hRet = AssocCreate( CLSID_QueryAssociations, &IID_IQueryAssociations, (void **)&lpAssoc );
if (FAILED(hRet)) return hRet;
cfFlags &= SHLWAPI_DEF_ASSOCF;
hRet = IQueryAssociations_Init(lpAssoc, cfFlags, 0, hkAssoc, NULL);
if (SUCCEEDED(hRet))
hRet = IQueryAssociations_GetString(lpAssoc, cfFlags, str, pszExtra,
pszOut, pcchOut);
IQueryAssociations_Release(lpAssoc);
return hRet;
}
/*************************************************************************
* AssocQueryStringByKeyA [SHLWAPI.@]
*
* Get a file association string from the registry, given a starting key.
*
* PARAMS
* cfFlags [I] ASSOCF_ flags from "shlwapi.h"
* str [I] Type of string to get
* hkAssoc [I] Key to search below
* pszExtra [I] Extra information about the string location
* pszOut [O] Destination for the association string
* pcchOut [O] Length of pszOut
*
* RETURNS
* Success: S_OK. pszOut contains the string, pcchOut contains its length.
* Failure: An HRESULT error code indicating the error.
*/
HRESULT WINAPI AssocQueryStringByKeyA(ASSOCF cfFlags, ASSOCSTR str, HKEY hkAssoc,
LPCSTR pszExtra, LPSTR pszOut,
DWORD *pcchOut)
{
WCHAR szExtraW[MAX_PATH], *lpszExtraW = szExtraW;
WCHAR szReturnW[MAX_PATH], *lpszReturnW = szReturnW;
HRESULT hRet = E_OUTOFMEMORY;
TRACE("(0x%lx,0x%d,%p,%s,%p,%p)\n", cfFlags, str, hkAssoc,
debugstr_a(pszExtra), pszOut, pcchOut);
if (!pcchOut)
hRet = E_INVALIDARG;
else if (SHLWAPI_ParamAToW(pszExtra, szExtraW, MAX_PATH, &lpszExtraW))
{
DWORD dwLenOut = *pcchOut;
if (dwLenOut >= MAX_PATH)
lpszReturnW = HeapAlloc(GetProcessHeap(), 0,
(dwLenOut + 1) * sizeof(WCHAR));
if (lpszReturnW)
{
hRet = AssocQueryStringByKeyW(cfFlags, str, hkAssoc, lpszExtraW,
lpszReturnW, &dwLenOut);
if (SUCCEEDED(hRet))
WideCharToMultiByte(CP_ACP,0,szReturnW,-1,pszOut,dwLenOut,0,0);
*pcchOut = dwLenOut;
if (lpszReturnW != szReturnW)
HeapFree(GetProcessHeap(), 0, lpszReturnW);
}
}
if (lpszExtraW != szExtraW)
HeapFree(GetProcessHeap(), 0, lpszExtraW);
return hRet;
}
/**************************************************************************
* AssocIsDangerous (SHLWAPI.@)
*
* Determine if a file association is dangerous (potentially malware).
*
* PARAMS
* lpszAssoc [I] Name of file or file extension to check.
*
* RETURNS
* TRUE, if lpszAssoc may potentially be malware (executable),
* FALSE, Otherwise.
*/
BOOL WINAPI AssocIsDangerous(LPCWSTR lpszAssoc)
{
FIXME("%s\n", debugstr_w(lpszAssoc));
return FALSE;
}
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