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/*
* SHLWAPI registry functions
*
* Copyright 1998 Juergen Schmied
* Copyright 2001 Guy Albertelli
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "winnls.h"
#include "winreg.h"
#include "wine/debug.h"
#define NO_SHLWAPI_STREAM
#include "shlwapi.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
static const char *lpszContentTypeA = "Content Type";
static const WCHAR lpszContentTypeW[] = { 'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
/* internal structure of what the HUSKEY points to */
typedef struct {
HKEY HKCUkey; /* HKEY of opened HKCU key */
HKEY HKLMkey; /* HKEY of opened HKLM key */
HKEY start; /* HKEY of where to start */
WCHAR key_string[MAX_PATH]; /* additional path from 'start' */
} Internal_HUSKEY, *LPInternal_HUSKEY;
#define REG_HKCU TRUE
#define REG_HKLM FALSE
/*************************************************************************
* REG_GetHKEYFromHUSKEY
*
* Function: Return the proper registry key from the HUSKEY structure
* also allow special predefined values.
*/
HKEY REG_GetHKEYFromHUSKEY(HUSKEY hUSKey, BOOL which)
{
HKEY test = (HKEY) hUSKey;
LPInternal_HUSKEY mihk = (LPInternal_HUSKEY) hUSKey;
if ((test == HKEY_CLASSES_ROOT) ||
(test == HKEY_CURRENT_CONFIG) ||
(test == HKEY_CURRENT_USER) ||
(test == HKEY_DYN_DATA) ||
(test == HKEY_LOCAL_MACHINE) ||
(test == HKEY_PERFORMANCE_DATA) ||
/* FIXME: need to define for Win2k, ME, XP
* (test == HKEY_PERFORMANCE_TEXT) ||
* (test == HKEY_PERFORMANCE_NLSTEXT) ||
*/
(test == HKEY_USERS)) return test;
if (which == REG_HKCU) return mihk->HKCUkey;
return mihk->HKLMkey;
}
/*************************************************************************
* SHRegOpenUSKeyA [SHLWAPI.@]
*
* Opens a user-specific registry key
*/
LONG WINAPI SHRegOpenUSKeyA(
LPCSTR Path,
REGSAM AccessType,
HUSKEY hRelativeUSKey,
PHUSKEY phNewUSKey,
BOOL fIgnoreHKCU)
{
HKEY openHKCUkey=0;
HKEY openHKLMkey=0;
LONG ret2, ret1 = ~ERROR_SUCCESS;
LPInternal_HUSKEY ihky;
TRACE("(%s, 0x%lx, 0x%lx, %p, %s)\n", debugstr_a(Path),
(LONG)AccessType, (LONG)hRelativeUSKey, phNewUSKey,
(fIgnoreHKCU) ? "Ignoring HKCU" : "Process HKCU then HKLM");
/* now create the internal version of HUSKEY */
ihky = (LPInternal_HUSKEY)HeapAlloc(GetProcessHeap(), 0 ,
sizeof(Internal_HUSKEY));
MultiByteToWideChar(0, 0, Path, -1, ihky->key_string,
sizeof(ihky->key_string)-1);
if (hRelativeUSKey) {
openHKCUkey = ((LPInternal_HUSKEY)hRelativeUSKey)->HKCUkey;
openHKLMkey = ((LPInternal_HUSKEY)hRelativeUSKey)->HKLMkey;
}
else {
openHKCUkey = HKEY_CURRENT_USER;
openHKLMkey = HKEY_LOCAL_MACHINE;
}
ihky->HKCUkey = 0;
ihky->HKLMkey = 0;
if (!fIgnoreHKCU) {
ret1 = RegOpenKeyExA(openHKCUkey, Path,
0, AccessType, &ihky->HKCUkey);
/* if successful, then save real starting point */
if (ret1 != ERROR_SUCCESS)
ihky->HKCUkey = 0;
}
ret2 = RegOpenKeyExA(openHKLMkey, Path,
0, AccessType, &ihky->HKLMkey);
if (ret2 != ERROR_SUCCESS)
ihky->HKLMkey = 0;
if ((ret1 != ERROR_SUCCESS) || (ret2 != ERROR_SUCCESS))
TRACE("one or more opens failed: HKCU=%ld HKLM=%ld\n", ret1, ret2);
/* if all attempts have failed then bail */
if ((ret1 != ERROR_SUCCESS) && (ret2 != ERROR_SUCCESS)) {
HeapFree(GetProcessHeap(), 0, ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)0;
return ret2;
}
TRACE("HUSKEY=0x%08lx\n", (LONG)ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)ihky;
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegOpenUSKeyW [SHLWAPI.@]
*
* Opens a user-specific registry key
*/
LONG WINAPI SHRegOpenUSKeyW(
LPCWSTR Path,
REGSAM AccessType,
HUSKEY hRelativeUSKey,
PHUSKEY phNewUSKey,
BOOL fIgnoreHKCU)
{
HKEY openHKCUkey=0;
HKEY openHKLMkey=0;
LONG ret2, ret1 = ~ERROR_SUCCESS;
LPInternal_HUSKEY ihky;
TRACE("(%s, 0x%lx, 0x%lx, %p, %s)\n", debugstr_w(Path),
(LONG)AccessType, (LONG)hRelativeUSKey, phNewUSKey,
(fIgnoreHKCU) ? "Ignoring HKCU" : "Process HKCU then HKLM");
/* now create the internal version of HUSKEY */
ihky = (LPInternal_HUSKEY)HeapAlloc(GetProcessHeap(), 0 ,
sizeof(Internal_HUSKEY));
lstrcpynW(ihky->key_string, Path, sizeof(ihky->key_string));
if (hRelativeUSKey) {
openHKCUkey = ((LPInternal_HUSKEY)hRelativeUSKey)->HKCUkey;
openHKLMkey = ((LPInternal_HUSKEY)hRelativeUSKey)->HKLMkey;
}
else {
openHKCUkey = HKEY_CURRENT_USER;
openHKLMkey = HKEY_LOCAL_MACHINE;
}
ihky->HKCUkey = 0;
ihky->HKLMkey = 0;
if (!fIgnoreHKCU) {
ret1 = RegOpenKeyExW(openHKCUkey, Path,
0, AccessType, &ihky->HKCUkey);
/* if successful, then save real starting point */
if (ret1 != ERROR_SUCCESS)
ihky->HKCUkey = 0;
}
ret2 = RegOpenKeyExW(openHKLMkey, Path,
0, AccessType, &ihky->HKLMkey);
if (ret2 != ERROR_SUCCESS)
ihky->HKLMkey = 0;
if ((ret1 != ERROR_SUCCESS) || (ret2 != ERROR_SUCCESS))
TRACE("one or more opens failed: HKCU=%ld HKLM=%ld\n", ret1, ret2);
/* if all attempts have failed then bail */
if ((ret1 != ERROR_SUCCESS) && (ret2 != ERROR_SUCCESS)) {
HeapFree(GetProcessHeap(), 0, ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)0;
return ret2;
}
TRACE("HUSKEY=0x%08lx\n", (LONG)ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)ihky;
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegCloseUSKey [SHLWAPI.@]
*
* Closes a user-specific registry key
*/
LONG WINAPI SHRegCloseUSKey(
HUSKEY hUSKey)
{
LPInternal_HUSKEY mihk = (LPInternal_HUSKEY)hUSKey;
LONG ret = ERROR_SUCCESS;
if (mihk->HKCUkey)
ret = RegCloseKey(mihk->HKCUkey);
if (mihk->HKLMkey)
ret = RegCloseKey(mihk->HKLMkey);
HeapFree(GetProcessHeap(), 0, mihk);
return ret;
}
/*************************************************************************
* SHRegQueryUSValueA [SHLWAPI.@]
*/
LONG WINAPI SHRegQueryUSValueA(
HUSKEY hUSKey, /* [in] */
LPCSTR pszValue,
LPDWORD pdwType,
LPVOID pvData,
LPDWORD pcbData,
BOOL fIgnoreHKCU,
LPVOID pvDefaultData,
DWORD dwDefaultDataSize)
{
LONG ret = ~ERROR_SUCCESS;
LONG i, maxmove;
HKEY dokey;
CHAR *src, *dst;
/* if user wants HKCU, and it exists, then try it */
if (!fIgnoreHKCU && (dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
ret = RegQueryValueExA(dokey,
pszValue, 0, pdwType, pvData, pcbData);
TRACE("HKCU RegQueryValue returned %08lx\n", ret);
}
/* if HKCU did not work and HKLM exists, then try it */
if ((ret != ERROR_SUCCESS) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
ret = RegQueryValueExA(dokey,
pszValue, 0, pdwType, pvData, pcbData);
TRACE("HKLM RegQueryValue returned %08lx\n", ret);
}
/* if neither worked, and default data exists, then use it */
if (ret != ERROR_SUCCESS) {
if (pvDefaultData && (dwDefaultDataSize != 0)) {
maxmove = (dwDefaultDataSize >= *pcbData) ? *pcbData : dwDefaultDataSize;
src = (CHAR*)pvDefaultData;
dst = (CHAR*)pvData;
for(i=0; i<maxmove; i++) *dst++ = *src++;
*pcbData = maxmove;
TRACE("setting default data\n");
ret = ERROR_SUCCESS;
}
}
return ret;
}
/*************************************************************************
* SHRegQueryUSValueW [SHLWAPI.@]
*/
LONG WINAPI SHRegQueryUSValueW(
HUSKEY hUSKey, /* [in] */
LPCWSTR pszValue,
LPDWORD pdwType,
LPVOID pvData,
LPDWORD pcbData,
BOOL fIgnoreHKCU,
LPVOID pvDefaultData,
DWORD dwDefaultDataSize)
{
LONG ret = ~ERROR_SUCCESS;
LONG i, maxmove;
HKEY dokey;
CHAR *src, *dst;
/* if user wants HKCU, and it exists, then try it */
if (!fIgnoreHKCU && (dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
ret = RegQueryValueExW(dokey,
pszValue, 0, pdwType, pvData, pcbData);
TRACE("HKCU RegQueryValue returned %08lx\n", ret);
}
/* if HKCU did not work and HKLM exists, then try it */
if ((ret != ERROR_SUCCESS) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
ret = RegQueryValueExW(dokey,
pszValue, 0, pdwType, pvData, pcbData);
TRACE("HKLM RegQueryValue returned %08lx\n", ret);
}
/* if neither worked, and default data exists, then use it */
if (ret != ERROR_SUCCESS) {
if (pvDefaultData && (dwDefaultDataSize != 0)) {
maxmove = (dwDefaultDataSize >= *pcbData) ? *pcbData : dwDefaultDataSize;
src = (CHAR*)pvDefaultData;
dst = (CHAR*)pvData;
for(i=0; i<maxmove; i++) *dst++ = *src++;
*pcbData = maxmove;
TRACE("setting default data\n");
ret = ERROR_SUCCESS;
}
}
return ret;
}
/*************************************************************************
* SHRegGetUSValueA [SHLWAPI.@]
*
* Gets a user-specific registry value
* Will open the key, query the value, and close the key
*/
LONG WINAPI SHRegGetUSValueA(
LPCSTR pSubKey,
LPCSTR pValue,
LPDWORD pwType,
LPVOID pvData,
LPDWORD pcbData,
BOOL flagIgnoreHKCU,
LPVOID pDefaultData,
DWORD wDefaultDataSize)
{
HUSKEY myhuskey;
LONG ret;
if (!pvData || !pcbData) return ERROR_INVALID_FUNCTION; /* FIXME:wrong*/
TRACE("key '%s', value '%s', datalen %ld, %s\n",
debugstr_a(pSubKey), debugstr_a(pValue), *pcbData,
(flagIgnoreHKCU) ? "Ignoring HKCU" : "Tries HKCU then HKLM");
ret = SHRegOpenUSKeyA(pSubKey, 0x1, 0, &myhuskey, flagIgnoreHKCU);
if (ret == ERROR_SUCCESS) {
ret = SHRegQueryUSValueA(myhuskey, pValue, pwType, pvData,
pcbData, flagIgnoreHKCU, pDefaultData,
wDefaultDataSize);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
/*************************************************************************
* SHRegGetUSValueW [SHLWAPI.@]
*
* Gets a user-specific registry value
* Will open the key, query the value, and close the key
*/
LONG WINAPI SHRegGetUSValueW(
LPCWSTR pSubKey,
LPCWSTR pValue,
LPDWORD pwType,
LPVOID pvData,
LPDWORD pcbData,
BOOL flagIgnoreHKCU,
LPVOID pDefaultData,
DWORD wDefaultDataSize)
{
HUSKEY myhuskey;
LONG ret;
if (!pvData || !pcbData) return ERROR_INVALID_FUNCTION; /* FIXME:wrong*/
TRACE("key '%s', value '%s', datalen %ld, %s\n",
debugstr_w(pSubKey), debugstr_w(pValue), *pcbData,
(flagIgnoreHKCU) ? "Ignoring HKCU" : "Tries HKCU then HKLM");
ret = SHRegOpenUSKeyW(pSubKey, 0x1, 0, &myhuskey, flagIgnoreHKCU);
if (ret == ERROR_SUCCESS) {
ret = SHRegQueryUSValueW(myhuskey, pValue, pwType, pvData,
pcbData, flagIgnoreHKCU, pDefaultData,
wDefaultDataSize);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
/*************************************************************************
* SHRegGetBoolUSValueA [SHLWAPI.@]
*/
BOOL WINAPI SHRegGetBoolUSValueA(
LPCSTR pszSubKey,
LPCSTR pszValue,
BOOL fIgnoreHKCU,
BOOL fDefault)
{
LONG retvalue;
DWORD type, datalen, work;
BOOL ret = fDefault;
CHAR data[10];
TRACE("key '%s', value '%s', %s\n",
debugstr_a(pszSubKey), debugstr_a(pszValue),
(fIgnoreHKCU) ? "Ignoring HKCU" : "Tries HKCU then HKLM");
datalen = sizeof(data)-1;
if (!(retvalue = SHRegGetUSValueA( pszSubKey, pszValue, &type,
data, &datalen,
fIgnoreHKCU, 0, 0))) {
/* process returned data via type into bool */
switch (type) {
case REG_SZ:
data[9] = '\0'; /* set end of string */
if (lstrcmpiA(data, "YES") == 0) ret = TRUE;
if (lstrcmpiA(data, "TRUE") == 0) ret = TRUE;
if (lstrcmpiA(data, "NO") == 0) ret = FALSE;
if (lstrcmpiA(data, "FALSE") == 0) ret = FALSE;
break;
case REG_DWORD:
work = *(LPDWORD)data;
ret = (work != 0);
break;
case REG_BINARY:
if (datalen == 1) {
ret = (data[0] != '\0');
break;
}
default:
FIXME("Unsupported registry data type %ld\n", type);
ret = FALSE;
}
TRACE("got value (type=%ld), returing <%s>\n", type,
(ret) ? "TRUE" : "FALSE");
}
else {
ret = fDefault;
TRACE("returning default data <%s>\n",
(ret) ? "TRUE" : "FALSE");
}
return ret;
}
/*************************************************************************
* SHRegGetBoolUSValueW [SHLWAPI.@]
*/
BOOL WINAPI SHRegGetBoolUSValueW(
LPCWSTR pszSubKey,
LPCWSTR pszValue,
BOOL fIgnoreHKCU,
BOOL fDefault)
{
static const WCHAR wYES[]= {'Y','E','S','\0'};
static const WCHAR wTRUE[]= {'T','R','U','E','\0'};
static const WCHAR wNO[]= {'N','O','\0'};
static const WCHAR wFALSE[]={'F','A','L','S','E','\0'};
LONG retvalue;
DWORD type, datalen, work;
BOOL ret = fDefault;
WCHAR data[10];
TRACE("key '%s', value '%s', %s\n",
debugstr_w(pszSubKey), debugstr_w(pszValue),
(fIgnoreHKCU) ? "Ignoring HKCU" : "Tries HKCU then HKLM");
datalen = (sizeof(data)-1) * sizeof(WCHAR);
if (!(retvalue = SHRegGetUSValueW( pszSubKey, pszValue, &type,
data, &datalen,
fIgnoreHKCU, 0, 0))) {
/* process returned data via type into bool */
switch (type) {
case REG_SZ:
data[9] = L'\0'; /* set end of string */
if (lstrcmpiW(data, wYES)==0 || lstrcmpiW(data, wTRUE)==0)
ret = TRUE;
else if (lstrcmpiW(data, wNO)==0 || lstrcmpiW(data, wFALSE)==0)
ret = FALSE;
break;
case REG_DWORD:
work = *(LPDWORD)data;
ret = (work != 0);
break;
case REG_BINARY:
if (datalen == 1) {
ret = (data[0] != L'\0');
break;
}
default:
FIXME("Unsupported registry data type %ld\n", type);
ret = FALSE;
}
TRACE("got value (type=%ld), returing <%s>\n", type,
(ret) ? "TRUE" : "FALSE");
}
else {
ret = fDefault;
TRACE("returning default data <%s>\n",
(ret) ? "TRUE" : "FALSE");
}
return ret;
}
/*************************************************************************
* SHRegQueryInfoUSKeyA [SHLWAPI.@]
*/
LONG WINAPI SHRegQueryInfoUSKeyA(
HUSKEY hUSKey, /* [in] */
LPDWORD pcSubKeys,
LPDWORD pcchMaxSubKeyLen,
LPDWORD pcValues,
LPDWORD pcchMaxValueNameLen,
SHREGENUM_FLAGS enumRegFlags)
{
HKEY dokey;
LONG ret;
TRACE("(0x%lx,%p,%p,%p,%p,%d)\n",
(LONG)hUSKey,pcSubKeys,pcchMaxSubKeyLen,pcValues,
pcchMaxValueNameLen,enumRegFlags);
/* if user wants HKCU, and it exists, then try it */
if (((enumRegFlags == SHREGENUM_HKCU) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
ret = RegQueryInfoKeyA(dokey, 0, 0, 0,
pcSubKeys, pcchMaxSubKeyLen, 0,
pcValues, pcchMaxValueNameLen, 0, 0, 0);
if ((ret == ERROR_SUCCESS) ||
(enumRegFlags == SHREGENUM_HKCU))
return ret;
}
if (((enumRegFlags == SHREGENUM_HKLM) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
return RegQueryInfoKeyA(dokey, 0, 0, 0,
pcSubKeys, pcchMaxSubKeyLen, 0,
pcValues, pcchMaxValueNameLen, 0, 0, 0);
}
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegQueryInfoUSKeyW [SHLWAPI.@]
*/
LONG WINAPI SHRegQueryInfoUSKeyW(
HUSKEY hUSKey, /* [in] */
LPDWORD pcSubKeys,
LPDWORD pcchMaxSubKeyLen,
LPDWORD pcValues,
LPDWORD pcchMaxValueNameLen,
SHREGENUM_FLAGS enumRegFlags)
{
HKEY dokey;
LONG ret;
TRACE("(0x%lx,%p,%p,%p,%p,%d)\n",
(LONG)hUSKey,pcSubKeys,pcchMaxSubKeyLen,pcValues,
pcchMaxValueNameLen,enumRegFlags);
/* if user wants HKCU, and it exists, then try it */
if (((enumRegFlags == SHREGENUM_HKCU) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
ret = RegQueryInfoKeyW(dokey, 0, 0, 0,
pcSubKeys, pcchMaxSubKeyLen, 0,
pcValues, pcchMaxValueNameLen, 0, 0, 0);
if ((ret == ERROR_SUCCESS) ||
(enumRegFlags == SHREGENUM_HKCU))
return ret;
}
if (((enumRegFlags == SHREGENUM_HKLM) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
return RegQueryInfoKeyW(dokey, 0, 0, 0,
pcSubKeys, pcchMaxSubKeyLen, 0,
pcValues, pcchMaxValueNameLen, 0, 0, 0);
}
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegEnumUSKeyA [SHLWAPI.@]
*/
LONG WINAPI SHRegEnumUSKeyA(
HUSKEY hUSKey, /* [in] */
DWORD dwIndex, /* [in] */
LPSTR pszName, /* [out] */
LPDWORD pcchValueNameLen, /* [in/out] */
SHREGENUM_FLAGS enumRegFlags) /* [in] */
{
HKEY dokey;
TRACE("(0x%lx,%ld,%p,%p(%ld),%d)\n",
(LONG)hUSKey, dwIndex, pszName, pcchValueNameLen,
*pcchValueNameLen, enumRegFlags);
if (((enumRegFlags == SHREGENUM_HKCU) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
return RegEnumKeyExA(dokey, dwIndex, pszName, pcchValueNameLen,
0, 0, 0, 0);
}
if (((enumRegFlags == SHREGENUM_HKLM) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
return RegEnumKeyExA(dokey, dwIndex, pszName, pcchValueNameLen,
0, 0, 0, 0);
}
FIXME("no support for SHREGNUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegEnumUSKeyW [SHLWAPI.@]
*/
LONG WINAPI SHRegEnumUSKeyW(
HUSKEY hUSKey, /* [in] */
DWORD dwIndex, /* [in] */
LPWSTR pszName, /* [out] */
LPDWORD pcchValueNameLen, /* [in/out] */
SHREGENUM_FLAGS enumRegFlags) /* [in] */
{
HKEY dokey;
TRACE("(0x%lx,%ld,%p,%p(%ld),%d)\n",
(LONG)hUSKey, dwIndex, pszName, pcchValueNameLen,
*pcchValueNameLen, enumRegFlags);
if (((enumRegFlags == SHREGENUM_HKCU) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
return RegEnumKeyExW(dokey, dwIndex, pszName, pcchValueNameLen,
0, 0, 0, 0);
}
if (((enumRegFlags == SHREGENUM_HKLM) ||
(enumRegFlags == SHREGENUM_DEFAULT)) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
return RegEnumKeyExW(dokey, dwIndex, pszName, pcchValueNameLen,
0, 0, 0, 0);
}
FIXME("no support for SHREGNUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegWriteUSValueA [SHLWAPI.@]
*/
LONG WINAPI SHRegWriteUSValueA(HUSKEY hUSKey, LPCSTR pszValue, DWORD dwType,
LPVOID pvData, DWORD cbData, DWORD dwFlags)
{
HKEY dokey;
TRACE("(0x%lx,%s,%ld,%p,%ld,%ld)\n",
(LONG)hUSKey, debugstr_a(pszValue), dwType, pvData, cbData, dwFlags);
if ((dwFlags & SHREGSET_FORCE_HKCU) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
RegSetValueExA(dokey, pszValue, 0, dwType, pvData, cbData);
}
if ((dwFlags & SHREGSET_FORCE_HKLM) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
RegSetValueExA(dokey, pszValue, 0, dwType, pvData, cbData);
}
if (dwFlags & (SHREGSET_FORCE_HKCU | SHREGSET_FORCE_HKLM))
return ERROR_SUCCESS;
FIXME("SHREGSET_HKCU or SHREGSET_HKLM not supported\n");
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegWriteUSValueW [SHLWAPI.@]
*/
LONG WINAPI SHRegWriteUSValueW(HUSKEY hUSKey, LPCWSTR pszValue, DWORD dwType,
LPVOID pvData, DWORD cbData, DWORD dwFlags)
{
HKEY dokey;
TRACE("(0x%lx,%s,%ld,%p,%ld,%ld)\n",
(LONG)hUSKey, debugstr_w(pszValue), dwType, pvData, cbData, dwFlags);
if ((dwFlags & SHREGSET_FORCE_HKCU) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKCU))) {
RegSetValueExW(dokey, pszValue, 0, dwType, pvData, cbData);
}
if ((dwFlags & SHREGSET_FORCE_HKLM) &&
(dokey = REG_GetHKEYFromHUSKEY(hUSKey,REG_HKLM))) {
RegSetValueExW(dokey, pszValue, 0, dwType, pvData, cbData);
}
if (dwFlags & (SHREGSET_FORCE_HKCU | SHREGSET_FORCE_HKLM))
return ERROR_SUCCESS;
FIXME("SHREGSET_HKCU or SHREGSET_HKLM not supported\n");
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegGetPathA [SHLWAPI.@]
*
* Get a path from the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key containing path to get
* lpszValue [I] Name of value containing path to get
* lpszPath [O] Buffer for returned path
* dwFlags [I] Reserved
*
* RETURNS
* Success: ERROR_SUCCESS. lpszPath contains the path.
* Failure: An error code from RegOpenKeyExA or SHQueryValueExA.
*/
DWORD WINAPI SHRegGetPathA(HKEY hKey, LPCSTR lpszSubKey, LPCSTR lpszValue,
LPSTR lpszPath, DWORD dwFlags)
{
DWORD dwSize = MAX_PATH;
TRACE("(hkey=0x%08x,%s,%s,%p,%ld)\n", hKey, debugstr_a(lpszSubKey),
debugstr_a(lpszValue), lpszPath, dwFlags);
return SHGetValueA(hKey, lpszSubKey, lpszValue, 0, lpszPath, &dwSize);
}
/*************************************************************************
* SHRegGetPathW [SHLWAPI.@]
*
* See SHRegGetPathA.
*/
DWORD WINAPI SHRegGetPathW(HKEY hKey, LPCWSTR lpszSubKey, LPCWSTR lpszValue,
LPWSTR lpszPath, DWORD dwFlags)
{
DWORD dwSize = MAX_PATH;
TRACE("(hkey=0x%08x,%s,%s,%p,%ld)\n", hKey, debugstr_w(lpszSubKey),
debugstr_w(lpszValue), lpszPath, dwFlags);
return SHGetValueW(hKey, lpszSubKey, lpszValue, 0, lpszPath, &dwSize);
}
/*************************************************************************
* SHRegSetPathA [SHLWAPI.@]
*
* Write a path to the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key containing path to set
* lpszValue [I] Name of value containing path to set
* lpszPath [O] Path to write
* dwFlags [I] Reserved
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: An error code from SHSetValueA.
*/
DWORD WINAPI SHRegSetPathA(HKEY hKey, LPCSTR lpszSubKey, LPCSTR lpszValue,
LPCSTR lpszPath, DWORD dwFlags)
{
char szBuff[MAX_PATH];
FIXME("(hkey=0x%08x,%s,%s,%p,%ld) - semi-stub",hKey, debugstr_a(lpszSubKey),
debugstr_a(lpszValue), lpszPath, dwFlags);
lstrcpyA(szBuff, lpszPath);
/* FIXME: PathUnExpandEnvStringsA(szBuff); */
return SHSetValueA(hKey,lpszSubKey, lpszValue, REG_SZ, szBuff,
lstrlenA(szBuff));
}
/*************************************************************************
* SHRegSetPathW [SHLWAPI.@]
*
* See SHRegSetPathA.
*/
DWORD WINAPI SHRegSetPathW(HKEY hKey, LPCWSTR lpszSubKey, LPCWSTR lpszValue,
LPCWSTR lpszPath, DWORD dwFlags)
{
WCHAR szBuff[MAX_PATH];
FIXME("(hkey=0x%08x,%s,%s,%p,%ld) - semi-stub",hKey, debugstr_w(lpszSubKey),
debugstr_w(lpszValue), lpszPath, dwFlags);
lstrcpyW(szBuff, lpszPath);
/* FIXME: PathUnExpandEnvStringsW(szBuff); */
return SHSetValueW(hKey,lpszSubKey, lpszValue, REG_SZ, szBuff,
lstrlenW(szBuff));
}
/*************************************************************************
* SHGetValueA [SHLWAPI.@]
*
* Get a value from the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key containing value to get
* lpszValue [I] Name of value to get
* pwType [O] Pointer to the values type
* pvData [O] Pointer to the values data
* pcbData [O] Pointer to the values size
*
* RETURNS
* Success: ERROR_SUCCESS. Output parameters contain the details read.
* Failure: An error code from RegOpenKeyExA or SHQueryValueExA.
*/
DWORD WINAPI SHGetValueA(HKEY hKey, LPCSTR lpszSubKey, LPCSTR lpszValue,
LPDWORD pwType, LPVOID pvData, LPDWORD pcbData)
{
DWORD dwRet = 0;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x,%s,%s,%p,%p,%p)\n", hKey, debugstr_a(lpszSubKey),
debugstr_a(lpszValue), pwType, pvData, pcbData);
/* lpszSubKey can be 0. In this case the value is taken from the
* current key.
*/
if(lpszSubKey)
dwRet = RegOpenKeyExA(hKey, lpszSubKey, 0, KEY_QUERY_VALUE, &hSubKey);
if (! dwRet)
{
/* SHQueryValueEx expands Environment strings */
dwRet = SHQueryValueExA(hSubKey ? hSubKey : hKey, lpszValue, 0, pwType, pvData, pcbData);
if (hSubKey) RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHGetValueW [SHLWAPI.@]
*
* See SHGetValueA.
*/
DWORD WINAPI SHGetValueW(HKEY hKey, LPCWSTR lpszSubKey, LPCWSTR lpszValue,
LPDWORD pwType, LPVOID pvData, LPDWORD pcbData)
{
DWORD dwRet = 0;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x,%s,%s,%p,%p,%p)\n", hKey, debugstr_w(lpszSubKey),
debugstr_w(lpszValue), pwType, pvData, pcbData);
if(lpszSubKey)
dwRet = RegOpenKeyExW(hKey, lpszSubKey, 0, KEY_QUERY_VALUE, &hSubKey);
if (! dwRet)
{
dwRet = SHQueryValueExW(hSubKey ? hSubKey : hKey, lpszValue, 0, pwType, pvData, pcbData);
if (hSubKey) RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHSetValueA [SHLWAPI.@]
*
* Set a value in the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key under hKey
* lpszValue [I] Name of value to set
* dwType [I] Type of the value
* pvData [I] Data of the value
* cbData [I] Size of the value
*
* RETURNS
* Success: ERROR_SUCCESS. The value is set with the data given.
* Failure: An error code from RegCreateKeyExA or RegSetValueExA
*
* NOTES
* If the sub key does not exist, it is created before the value is set. If
* The sub key is NULL or an empty string, then the value is added directly
* to hKey instead.
*/
DWORD WINAPI SHSetValueA(HKEY hKey, LPCSTR lpszSubKey, LPCSTR lpszValue,
DWORD dwType, LPCVOID pvData, DWORD cbData)
{
DWORD dwRet = ERROR_SUCCESS, dwDummy;
HKEY hSubKey;
LPSTR szEmpty = "";
TRACE("(hkey=0x%08x,%s,%s,%ld,%p,%ld)\n", hKey, debugstr_a(lpszSubKey),
debugstr_a(lpszValue), dwType, pvData, cbData);
if (lpszSubKey && *lpszSubKey)
dwRet = RegCreateKeyExA(hKey, lpszSubKey, 0, szEmpty,
0, KEY_SET_VALUE, NULL, &hSubKey, &dwDummy);
else
hSubKey = hKey;
if (!dwRet)
{
dwRet = RegSetValueExA(hSubKey, lpszValue, 0, dwType, pvData, cbData);
if (hSubKey != hKey)
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHSetValueW [SHLWAPI.@]
*
* See SHSetValueA.
*/
DWORD WINAPI SHSetValueW(HKEY hKey, LPCWSTR lpszSubKey, LPCWSTR lpszValue,
DWORD dwType, LPCVOID pvData, DWORD cbData)
{
DWORD dwRet = ERROR_SUCCESS, dwDummy;
HKEY hSubKey;
WCHAR szEmpty[] = { '\0' };
TRACE("(hkey=0x%08x,%s,%s,%ld,%p,%ld)\n", hKey, debugstr_w(lpszSubKey),
debugstr_w(lpszValue), dwType, pvData, cbData);
if (lpszSubKey && *lpszSubKey)
dwRet = RegCreateKeyExW(hKey, lpszSubKey, 0, szEmpty,
0, KEY_SET_VALUE, NULL, &hSubKey, &dwDummy);
else
hSubKey = hKey;
if (!dwRet)
{
dwRet = RegSetValueExW(hSubKey, lpszValue, 0, dwType, pvData, cbData);
if (hSubKey != hKey)
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHQueryInfoKeyA [SHLWAPI.@]
*
* Get information about a registry key. See RegQueryInfoKeyA.
*/
LONG WINAPI SHQueryInfoKeyA(HKEY hKey, LPDWORD pwSubKeys, LPDWORD pwSubKeyMax,
LPDWORD pwValues, LPDWORD pwValueMax)
{
TRACE("(hkey=0x%08x,%p,%p,%p,%p)\n", hKey, pwSubKeys, pwSubKeyMax,
pwValues, pwValueMax);
return RegQueryInfoKeyA(hKey, NULL, NULL, NULL, pwSubKeys, pwSubKeyMax,
NULL, pwValues, pwValueMax, NULL, NULL, NULL);
}
/*************************************************************************
* SHQueryInfoKeyW [SHLWAPI.@]
*
* See SHQueryInfoKeyA
*/
LONG WINAPI SHQueryInfoKeyW(HKEY hKey, LPDWORD pwSubKeys, LPDWORD pwSubKeyMax,
LPDWORD pwValues, LPDWORD pwValueMax)
{
TRACE("(hkey=0x%08x,%p,%p,%p,%p)\n", hKey, pwSubKeys, pwSubKeyMax,
pwValues, pwValueMax);
return RegQueryInfoKeyW(hKey, NULL, NULL, NULL, pwSubKeys, pwSubKeyMax,
NULL, pwValues, pwValueMax, NULL, NULL, NULL);
}
/*
DWORD dwRet, dwType, dwDataLen;
FIXME("(hkey=0x%08x,%s,%p,%p,%p,%p=%ld)\n", hKey, debugstr_a(lpszValue),
lpReserved, pwType, pvData, pcbData, pcbData ? *pcbData : 0);
if (pcbData) dwDataLen = *pcbData;
dwRet = RegQueryValueExA(hKey, lpszValue, lpReserved, &dwType, pvData, &dwDataLen);
if (!dwRet)
{
if (dwType == REG_EXPAND_SZ)
{
LPSTR szExpand;
LPBYTE pData = pvData;
if (!pData)
{
if (!pcbData || !(pData = (LPBYTE) LocalAlloc(GMEM_ZEROINIT, *pcbData)))
return ERROR_OUTOFMEMORY;
if ((dwRet = RegQueryValueExA (hKey, lpszValue, lpReserved, &dwType, pData, &dwDataLen)))
return dwRet;
}
if (!pcbData && pData != pvData)
{
WARN("Invalid pcbData would crash under Win32!");
return ERROR_OUTOFMEMORY;
}
szExpand = (LPBYTE) LocalAlloc(GMEM_ZEROINIT, *pcbData);
if (!szExpand)
{
if ( pData != pvData ) LocalFree((HLOCAL)pData);
return ERROR_OUTOFMEMORY;
}
if ((ExpandEnvironmentStringsA(pvData, szExpand, *pcbData) > 0))
{
dwDataLen = strlen(szExpand) + 1;
strncpy(pvData, szExpand, *pcbData);
}
else
{
if ( pData != pvData ) LocalFree((HLOCAL)pData);
LocalFree((HLOCAL)szExpand);
return GetLastError();
}
if (pData != pvData) LocalFree((HLOCAL)pData);
LocalFree((HLOCAL)szExpand);
dwType = REG_SZ;
}
if (dwType == REG_SZ && pvData && pcbData && dwDataLen >= *pcbData)
{
((LPBYTE) pvData)[*pcbData] = '\0';
}
}
if ( pwType ) *pwType = dwType;
if ( pcbData ) *pcbData = dwDataLen;
return dwRet;
*/
/*************************************************************************
* SHQueryValueExA [SHLWAPI.@]
*
* Get a value from the registry, expanding environment variable strings.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszValue [I] Name of value to query
* lpReserved [O] Reserved for future use; must be NULL
* pwType [O] Optional pointer updated with the values type
* pvData [O] Optional pointer updated with the values data
* pcbData [O] Optional pointer updated with the values size
*
* RETURNS
* Success: ERROR_SUCCESS. Any non-NULL output parameters are updated with
* information about the value.
* Failure: ERROR_OUTOFMEMORY if memory allocation fails, or the type of the
* data is REG_EXPAND_SZ and pcbData is NULL. Otherwise an error
* code from RegQueryValueExA or ExpandEnvironmentStringsA.
*
* NOTES
* Either pwType, pvData or pcbData may be NULL if the caller doesn't want
* the type, data or size information for the value.
*
* If the type of the data is REG_EXPAND_SZ, it is expanded to REG_SZ. The
* value returned will be truncated if it is of type REG_SZ and bigger than
* the buffer given to store it.
*/
DWORD WINAPI SHQueryValueExA( HKEY hKey, LPCSTR lpszValue,
LPDWORD lpReserved, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
DWORD dwRet, dwType, dwUnExpDataLen = 0, dwExpDataLen;
TRACE("(hkey=0x%08x,%s,%p,%p,%p,%p=%ld)\n", hKey, debugstr_a(lpszValue),
lpReserved, pwType, pvData, pcbData, pcbData ? *pcbData : 0);
if (pcbData) dwUnExpDataLen = *pcbData;
dwRet = RegQueryValueExA(hKey, lpszValue, lpReserved, &dwType, pvData, &dwUnExpDataLen);
if (pcbData && (dwType == REG_EXPAND_SZ))
{
DWORD nBytesToAlloc;
/* Expand type REG_EXPAND_SZ into REG_SZ */
LPSTR szData;
/* If the caller didn't supply a buffer or the buffer is to small we have
* to allocate our own
*/
if ((!pvData) || (dwRet == ERROR_MORE_DATA) )
{
char cNull = '\0';
nBytesToAlloc = (!pvData || (dwRet == ERROR_MORE_DATA)) ? dwUnExpDataLen : *pcbData;
szData = (LPSTR) LocalAlloc(GMEM_ZEROINIT, nBytesToAlloc);
RegQueryValueExA (hKey, lpszValue, lpReserved, NULL, (LPBYTE)szData, &nBytesToAlloc);
dwExpDataLen = ExpandEnvironmentStringsA(szData, &cNull, 1);
dwUnExpDataLen = max(nBytesToAlloc, dwExpDataLen);
LocalFree((HLOCAL) szData);
}
else
{
nBytesToAlloc = lstrlenA(pvData) * sizeof (CHAR);
szData = (LPSTR) LocalAlloc(GMEM_ZEROINIT, nBytesToAlloc + 1);
lstrcpyA(szData, pvData);
dwExpDataLen = ExpandEnvironmentStringsA(szData, pvData, *pcbData / sizeof(CHAR));
if (dwExpDataLen > *pcbData) dwRet = ERROR_MORE_DATA;
dwUnExpDataLen = max(nBytesToAlloc, dwExpDataLen);
LocalFree((HLOCAL) szData);
}
}
/* Update the type and data size if the caller wanted them */
if ( dwType == REG_EXPAND_SZ ) dwType = REG_SZ;
if ( pwType ) *pwType = dwType;
if ( pcbData ) *pcbData = dwUnExpDataLen;
return dwRet;
}
/*************************************************************************
* SHQueryValueExW [SHLWAPI.@]
*
* See SHQueryValueExA.
*/
DWORD WINAPI SHQueryValueExW(HKEY hKey, LPCWSTR lpszValue,
LPDWORD lpReserved, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
DWORD dwRet, dwType, dwUnExpDataLen = 0, dwExpDataLen;
TRACE("(hkey=0x%08x,%s,%p,%p,%p,%p=%ld)\n", hKey, debugstr_w(lpszValue),
lpReserved, pwType, pvData, pcbData, pcbData ? *pcbData : 0);
if (pcbData) dwUnExpDataLen = *pcbData;
dwRet = RegQueryValueExW(hKey, lpszValue, lpReserved, &dwType, pvData, &dwUnExpDataLen);
if (pcbData && (dwType == REG_EXPAND_SZ))
{
DWORD nBytesToAlloc;
/* Expand type REG_EXPAND_SZ into REG_SZ */
LPWSTR szData;
/* If the caller didn't supply a buffer or the buffer is to small we have
* to allocate our own
*/
if ((!pvData) || (dwRet == ERROR_MORE_DATA) )
{
WCHAR cNull = '\0';
nBytesToAlloc = (!pvData || (dwRet == ERROR_MORE_DATA)) ? dwUnExpDataLen : *pcbData;
szData = (LPWSTR) LocalAlloc(GMEM_ZEROINIT, nBytesToAlloc);
RegQueryValueExW (hKey, lpszValue, lpReserved, NULL, (LPBYTE)szData, &nBytesToAlloc);
dwExpDataLen = ExpandEnvironmentStringsW(szData, &cNull, 1);
dwUnExpDataLen = max(nBytesToAlloc, dwExpDataLen);
LocalFree((HLOCAL) szData);
}
else
{
nBytesToAlloc = lstrlenW(pvData) * sizeof(WCHAR);
szData = (LPWSTR) LocalAlloc(GMEM_ZEROINIT, nBytesToAlloc + 1);
lstrcpyW(szData, pvData);
dwExpDataLen = ExpandEnvironmentStringsW(szData, pvData, *pcbData/sizeof(WCHAR) );
if (dwExpDataLen > *pcbData) dwRet = ERROR_MORE_DATA;
dwUnExpDataLen = max(nBytesToAlloc, dwExpDataLen);
LocalFree((HLOCAL) szData);
}
}
/* Update the type and data size if the caller wanted them */
if ( dwType == REG_EXPAND_SZ ) dwType = REG_SZ;
if ( pwType ) *pwType = dwType;
if ( pcbData ) *pcbData = dwUnExpDataLen;
return dwRet;
}
/*************************************************************************
* SHDeleteKeyA [SHLWAPI.@]
*
* Delete a registry key and any sub keys/values present
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key to delete
*
* RETURNS
* Success: ERROR_SUCCESS. The key is deleted.
* Failure: An error code from RegOpenKeyExA, RegQueryInfoKeyA,
* RegEnumKeyExA or RegDeleteKeyA.
*/
DWORD WINAPI SHDeleteKeyA(HKEY hKey, LPCSTR lpszSubKey)
{
DWORD dwRet, dwKeyCount = 0, dwMaxSubkeyLen = 0, dwSize, i;
CHAR szNameBuf[MAX_PATH], *lpszName = szNameBuf;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x,%s)\n", hKey, debugstr_a(lpszSubKey));
dwRet = RegOpenKeyExA(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
/* Find how many subkeys there are */
dwRet = RegQueryInfoKeyA(hSubKey, NULL, NULL, NULL, &dwKeyCount,
&dwMaxSubkeyLen, NULL, NULL, NULL, NULL, NULL, NULL);
if(!dwRet)
{
dwMaxSubkeyLen++;
if (dwMaxSubkeyLen > sizeof(szNameBuf))
/* Name too big: alloc a buffer for it */
lpszName = HeapAlloc(GetProcessHeap(), 0, dwMaxSubkeyLen*sizeof(CHAR));
if(!lpszName)
dwRet = ERROR_NOT_ENOUGH_MEMORY;
else
{
/* Recursively delete all the subkeys */
for(i = 0; i < dwKeyCount && !dwRet; i++)
{
dwSize = dwMaxSubkeyLen;
dwRet = RegEnumKeyExA(hSubKey, i, lpszName, &dwSize, NULL, NULL, NULL, NULL);
if(!dwRet)
dwRet = SHDeleteKeyA(hSubKey, lpszName);
}
if (lpszName != szNameBuf)
HeapFree(GetProcessHeap(), 0, lpszName); /* Free buffer if allocated */
}
}
RegCloseKey(hSubKey);
if(!dwRet)
dwRet = RegDeleteKeyA(hKey, lpszSubKey);
}
return dwRet;
}
/*************************************************************************
* SHDeleteKeyW [SHLWAPI.@]
*
* See SHDeleteKeyA.
*/
DWORD WINAPI SHDeleteKeyW(HKEY hKey, LPCWSTR lpszSubKey)
{
DWORD dwRet, dwKeyCount = 0, dwMaxSubkeyLen = 0, dwSize, i;
WCHAR szNameBuf[MAX_PATH], *lpszName = szNameBuf;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x,%s)\n", hKey, debugstr_w(lpszSubKey));
dwRet = RegOpenKeyExW(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
/* Find how many subkeys there are */
dwRet = RegQueryInfoKeyW(hSubKey, NULL, NULL, NULL, &dwKeyCount,
&dwMaxSubkeyLen, NULL, NULL, NULL, NULL, NULL, NULL);
if(!dwRet)
{
dwMaxSubkeyLen++;
if (dwMaxSubkeyLen > sizeof(szNameBuf)/sizeof(WCHAR))
/* Name too big: alloc a buffer for it */
lpszName = HeapAlloc(GetProcessHeap(), 0, dwMaxSubkeyLen*sizeof(WCHAR));
if(!lpszName)
dwRet = ERROR_NOT_ENOUGH_MEMORY;
else
{
/* Recursively delete all the subkeys */
for(i = 0; i < dwKeyCount && !dwRet; i++)
{
dwSize = dwMaxSubkeyLen;
dwRet = RegEnumKeyExW(hSubKey, i, lpszName, &dwSize, NULL, NULL, NULL, NULL);
if(!dwRet)
dwRet = SHDeleteKeyW(hSubKey, lpszName);
}
if (lpszName != szNameBuf)
HeapFree(GetProcessHeap(), 0, lpszName); /* Free buffer if allocated */
}
}
RegCloseKey(hSubKey);
if(!dwRet)
dwRet = RegDeleteKeyW(hKey, lpszSubKey);
}
return dwRet;
}
/*************************************************************************
* SHDeleteEmptyKeyA [SHLWAPI.@]
*
* Delete a registry key with no sub keys.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key to delete
*
* RETURNS
* Success: ERROR_SUCCESS. The key is deleted.
* Failure: If the key is not empty, returns ERROR_KEY_HAS_CHILDREN. Otherwise
* returns an error code from RegOpenKeyExA, RegQueryInfoKeyA or
* RegDeleteKeyA.
*/
DWORD WINAPI SHDeleteEmptyKeyA(HKEY hKey, LPCSTR lpszSubKey)
{
DWORD dwRet, dwKeyCount = 0;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x,%s)\n", hKey, debugstr_a(lpszSubKey));
dwRet = RegOpenKeyExA(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
dwRet = RegQueryInfoKeyA(hSubKey, NULL, NULL, NULL, &dwKeyCount,
NULL, NULL, NULL, NULL, NULL, NULL, NULL);
RegCloseKey(hSubKey);
if(!dwRet)
{
if (!dwKeyCount)
dwRet = RegDeleteKeyA(hKey, lpszSubKey);
else
dwRet = ERROR_KEY_HAS_CHILDREN;
}
}
return dwRet;
}
/*************************************************************************
* SHDeleteEmptyKeyW [SHLWAPI.@]
*
* See SHDeleteEmptyKeyA.
*/
DWORD WINAPI SHDeleteEmptyKeyW(HKEY hKey, LPCWSTR lpszSubKey)
{
DWORD dwRet, dwKeyCount = 0;
HKEY hSubKey = 0;
TRACE("(hkey=0x%08x, %s)\n", hKey, debugstr_w(lpszSubKey));
dwRet = RegOpenKeyExW(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
dwRet = RegQueryInfoKeyW(hSubKey, NULL, NULL, NULL, &dwKeyCount,
NULL, NULL, NULL, NULL, NULL, NULL, NULL);
RegCloseKey(hSubKey);
if(!dwRet)
{
if (!dwKeyCount)
dwRet = RegDeleteKeyW(hKey, lpszSubKey);
else
dwRet = ERROR_KEY_HAS_CHILDREN;
}
}
return dwRet;
}
/*************************************************************************
* SHDeleteOrphanKeyA [SHLWAPI.@]
*
* Delete a registry key with no sub keys or values.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key to possibly delete
*
* RETURNS
* Success: ERROR_SUCCESS. The key has been deleted if it was an orphan.
* Failure: An error from RegOpenKeyExA, RegQueryValueExA, or RegDeleteKeyA.
*/
DWORD WINAPI SHDeleteOrphanKeyA(HKEY hKey, LPCSTR lpszSubKey)
{
HKEY hSubKey;
DWORD dwKeyCount = 0, dwValueCount = 0, dwRet;
TRACE("(hkey=0x%08x,%s)", hKey, debugstr_a(lpszSubKey));
dwRet = RegOpenKeyExA(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
/* Get subkey and value count */
dwRet = RegQueryInfoKeyA(hSubKey, NULL, NULL, NULL, &dwKeyCount,
NULL, NULL, &dwValueCount, NULL, NULL, NULL, NULL);
if(!dwRet && !dwKeyCount && !dwValueCount)
{
dwRet = RegDeleteKeyA(hKey, lpszSubKey);
}
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHDeleteOrphanKeyW [SHLWAPI.@]
*
* See SHDeleteOrphanKeyA.
*/
DWORD WINAPI SHDeleteOrphanKeyW(HKEY hKey, LPCWSTR lpszSubKey)
{
HKEY hSubKey;
DWORD dwKeyCount = 0, dwValueCount = 0, dwRet;
TRACE("(hkey=0x%08x,%s)", hKey, debugstr_w(lpszSubKey));
dwRet = RegOpenKeyExW(hKey, lpszSubKey, 0, KEY_READ, &hSubKey);
if(!dwRet)
{
/* Get subkey and value count */
dwRet = RegQueryInfoKeyW(hSubKey, NULL, NULL, NULL, &dwKeyCount,
NULL, NULL, &dwValueCount, NULL, NULL, NULL, NULL);
if(!dwRet && !dwKeyCount && !dwValueCount)
{
dwRet = RegDeleteKeyW(hKey, lpszSubKey);
}
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHDeleteValueA [SHLWAPI.@]
*
* Delete a value from the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key containing value to delete
* lpszValue [I] Name of value to delete
*
* RETURNS
* Success: ERROR_SUCCESS. The value is deleted.
* Failure: An error code from RegOpenKeyExA or RegDeleteValueA.
*/
DWORD WINAPI SHDeleteValueA(HKEY hKey, LPCSTR lpszSubKey, LPCSTR lpszValue)
{
DWORD dwRet;
HKEY hSubKey;
TRACE("(hkey=0x%08x,%s,%s)\n", hKey, debugstr_a(lpszSubKey), debugstr_a(lpszValue));
dwRet = RegOpenKeyExA(hKey, lpszSubKey, 0, KEY_SET_VALUE, &hSubKey);
if (!dwRet)
{
dwRet = RegDeleteValueA(hSubKey, lpszValue);
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHDeleteValueW [SHLWAPI.@]
*
* See SHDeleteValueA.
*/
DWORD WINAPI SHDeleteValueW(HKEY hKey, LPCWSTR lpszSubKey, LPCWSTR lpszValue)
{
DWORD dwRet;
HKEY hSubKey;
TRACE("(hkey=0x%08x,%s,%s)\n", hKey, debugstr_w(lpszSubKey), debugstr_w(lpszValue));
dwRet = RegOpenKeyExW(hKey, lpszSubKey, 0, KEY_SET_VALUE, &hSubKey);
if (!dwRet)
{
dwRet = RegDeleteValueW(hSubKey, lpszValue);
RegCloseKey(hSubKey);
}
return dwRet;
}
/*************************************************************************
* SHEnumKeyExA [SHLWAPI.@]
*
* Enumerate sub keys in a registry key.
*
* PARAMS
* hKey [I] Handle to registry key
* dwIndex [I] Index of key to enumerate
* lpszSubKey [O] Pointer updated with the subkey name
* pwLen [O] Pointer updated with the subkey length
*
* RETURN
* Success: ERROR_SUCCESS. lpszSubKey and pwLen are updated.
* Failure: An error code from RegEnumKeyExA.
*/
LONG WINAPI SHEnumKeyExA(HKEY hKey, DWORD dwIndex, LPSTR lpszSubKey,
LPDWORD pwLen)
{
TRACE("(hkey=0x%08x,%ld,%s,%p)\n", hKey, dwIndex, debugstr_a(lpszSubKey), pwLen);
return RegEnumKeyExA(hKey, dwIndex, lpszSubKey, pwLen, NULL, NULL, NULL, NULL);
}
/*************************************************************************
* SHEnumKeyExW [SHLWAPI.@]
*
* See SHEnumKeyExA.
*/
LONG WINAPI SHEnumKeyExW(HKEY hKey, DWORD dwIndex, LPWSTR lpszSubKey,
LPDWORD pwLen)
{
TRACE("(hkey=0x%08x,%ld,%s,%p)\n", hKey, dwIndex, debugstr_w(lpszSubKey), pwLen);
return RegEnumKeyExW(hKey, dwIndex, lpszSubKey, pwLen, NULL, NULL, NULL, NULL);
}
/*************************************************************************
* SHEnumValueA [SHLWAPI.@]
*
* Enumerate values in a registry key.
*
* PARAMS
* hKey [I] Handle to registry key
* dwIndex [I] Index of key to enumerate
* lpszValue [O] Pointer updated with the values name
* pwLen [O] Pointer updated with the values length
* pwType [O] Pointer updated with the values type
* pvData [O] Pointer updated with the values data
* pcbData [O] Pointer updated with the values size
*
* RETURNS
* Success: ERROR_SUCCESS. Output parameters are updated.
* Failure: An error code from RegEnumValueExA.
*/
LONG WINAPI SHEnumValueA(HKEY hKey, DWORD dwIndex, LPSTR lpszValue,
LPDWORD pwLen, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
TRACE("(hkey=0x%08x,%ld,%s,%p,%p,%p,%p)\n", hKey, dwIndex,
debugstr_a(lpszValue), pwLen, pwType, pvData, pcbData);
return RegEnumValueA(hKey, dwIndex, lpszValue, pwLen, NULL,
pwType, pvData, pcbData);
}
/*************************************************************************
* SHEnumValueW [SHLWAPI.@]
*
* See SHEnumValueA.
*/
LONG WINAPI SHEnumValueW(HKEY hKey, DWORD dwIndex, LPWSTR lpszValue,
LPDWORD pwLen, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
TRACE("(hkey=0x%08x,%ld,%s,%p,%p,%p,%p)\n", hKey, dwIndex,
debugstr_w(lpszValue), pwLen, pwType, pvData, pcbData);
return RegEnumValueW(hKey, dwIndex, lpszValue, pwLen, NULL,
pwType, pvData, pcbData);
}
/*************************************************************************
* @ [SHLWAPI.205]
*
* Wrapper for SHGetValueA in case machine is in safe mode.
*/
DWORD WINAPI SHLWAPI_205(HKEY hkey, LPCSTR pSubKey, LPCSTR pValue,
LPDWORD pwType, LPVOID pvData, LPDWORD pbData)
{
if (GetSystemMetrics(SM_CLEANBOOT))
return ERROR_INVALID_FUNCTION;
return SHGetValueA(hkey, pSubKey, pValue, pwType, pvData, pbData);
}
/*************************************************************************
* @ [SHLWAPI.206]
*
* Unicode version of SHLWAPI_205.
*/
DWORD WINAPI SHLWAPI_206(HKEY hkey, LPCWSTR pSubKey, LPCWSTR pValue,
LPDWORD pwType, LPVOID pvData, LPDWORD pbData)
{
if (GetSystemMetrics(SM_CLEANBOOT))
return ERROR_INVALID_FUNCTION;
return SHGetValueW(hkey, pSubKey, pValue, pwType, pvData, pbData);
}
/*************************************************************************
* @ [SHLWAPI.320]
*
* Set a content type in the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* lpszSubKey [I] Name of sub key under hKey
* lpszValue [I] Value to set
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SHLWAPI_320(LPCSTR lpszSubKey, LPCSTR lpszValue)
{
DWORD dwRet;
if (!lpszValue)
{
WARN("Invalid lpszValue would crash under Win32!");
return FALSE;
}
dwRet = SHSetValueA(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeA,
REG_SZ, lpszValue, strlen(lpszValue));
return dwRet ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.321]
*
* Unicode version of SHLWAPI_320.
*/
BOOL WINAPI SHLWAPI_321(LPCWSTR lpszSubKey, LPCWSTR lpszValue)
{
DWORD dwRet;
if (!lpszValue)
{
WARN("Invalid lpszValue would crash under Win32!");
return FALSE;
}
dwRet = SHSetValueW(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeW,
REG_SZ, lpszValue, strlenW(lpszValue));
return dwRet ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.322]
*
* Delete a content type from the registry.
*
* PARAMS
* lpszSubKey [I] Name of sub key
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI SHLWAPI_322(LPCSTR lpszSubKey)
{
HRESULT ret = SHDeleteValueA(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeA);
return ret ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.323]
*
* Unicode version of SHLWAPI_322.
*/
BOOL WINAPI SHLWAPI_323(LPCWSTR lpszSubKey)
{
HRESULT ret = SHDeleteValueW(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeW);
return ret ? FALSE : TRUE;
}
/*************************************************************************
* SHRegDuplicateHKey [SHLWAPI.@]
*/
HKEY WINAPI SHRegDuplicateHKey(HKEY hKey)
{
HKEY newKey = 0;
RegOpenKeyExA(hKey, 0, 0, MAXIMUM_ALLOWED, &newKey);
TRACE("new key is %08x\n", newKey);
return newKey;
}
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