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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 <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winreg.h"
#include "wine/debug.h"
#define NO_SHLWAPI_STREAM
#include "shlwapi.h"
#include "wine/unicode.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
/* Key/Value names for MIME content types */
static const char *lpszContentTypeA = "Content Type";
static const WCHAR lpszContentTypeW[] = { 'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
static const char *szMimeDbContentA = "MIME\\Database\\Content Type\\";
static const WCHAR szMimeDbContentW[] = { 'M', 'I', 'M','E','\\',
'D','a','t','a','b','a','s','e','\\','C','o','n','t','e','n','t',
' ','T','y','p','e','\\', 0 };
static const DWORD dwLenMimeDbContent = 27; /* strlen of szMimeDbContentA/W */
static const char *szExtensionA = "Extension";
static const WCHAR szExtensionW[] = { 'E', 'x', 't','e','n','s','i','o','n','\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;
DWORD WINAPI SHStringFromGUIDW(REFGUID,LPWSTR,INT);
HRESULT WINAPI SHRegGetCLSIDKeyW(REFGUID,LPCWSTR,BOOL,BOOL,PHKEY);
#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.
*/
static HKEY WINAPI 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
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from RegOpenKeyExA().
*/
LONG WINAPI SHRegOpenUSKeyA(
LPCSTR Path, /* [I] Key name to open */
REGSAM AccessType, /* [I] Access type */
HUSKEY hRelativeUSKey, /* [I] Relative user key */
PHUSKEY phNewUSKey, /* [O] Destination for created key */
BOOL fIgnoreHKCU) /* [I] TRUE=Don't check HKEY_CURRENT_USER */
{
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 = NULL;
return ret2;
}
TRACE("HUSKEY=%p\n", ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)ihky;
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegOpenUSKeyW [SHLWAPI.@]
*
* See SHRegOpenUSKeyA.
*/
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 = NULL;
return ret2;
}
TRACE("HUSKEY=0x%08lx\n", (LONG)ihky);
if (phNewUSKey)
*phNewUSKey = (HUSKEY)ihky;
return ERROR_SUCCESS;
}
/*************************************************************************
* SHRegCloseUSKey [SHLWAPI.@]
*
* Close a user-specific registry key
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from RegCloseKey().
*/
LONG WINAPI SHRegCloseUSKey(
HUSKEY hUSKey) /* [I] Key to close */
{
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.@]
*
* Query a user-specific registry value.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from RegQueryValueExA().
*/
LONG WINAPI SHRegQueryUSValueA(
HUSKEY hUSKey, /* [I] Key to query */
LPCSTR pszValue, /* [I] Value name under hUSKey */
LPDWORD pdwType, /* [O] Destination for value type */
LPVOID pvData, /* [O] Destination for value data */
LPDWORD pcbData, /* [O] Destination for value length */
BOOL fIgnoreHKCU, /* [I] TRUE=Don't check HKEY_CURRENT_USER */
LPVOID pvDefaultData, /* [I] Default data if pszValue does not exist */
DWORD dwDefaultDataSize) /* [I] Length of pvDefaultData */
{
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.@]
*
* See SHRegQueryUSValueA.
*/
LONG WINAPI SHRegQueryUSValueW(
HUSKEY hUSKey,
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.@]
*
* Get a user-specific registry value.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from SHRegOpenUSKeyA() or SHRegQueryUSValueA().
*
* NOTES
* This function opens pSubKey, queries the value, and then closes the key.
*/
LONG WINAPI SHRegGetUSValueA(
LPCSTR pSubKey, /* [I] Key name to open */
LPCSTR pValue, /* [I] Value name to open */
LPDWORD pwType, /* [O] Destination for the type of the value */
LPVOID pvData, /* [O] Destination for the value */
LPDWORD pcbData, /* [I] Destination for the length of the value **/
BOOL flagIgnoreHKCU, /* [I] TRUE=Don't check HKEY_CURRENT_USER */
LPVOID pDefaultData, /* [I] Default value if it doesn't exist */
DWORD wDefaultDataSize) /* [I] Length of pDefaultData */
{
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.@]
*
* See SHRegGetUSValueA.
*/
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;
}
/*************************************************************************
* SHRegSetUSValueA [SHLWAPI.@]
*
* Set a user-specific registry value.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from SHRegOpenUSKeyA() or SHRegWriteUSValueA(), or
* ERROR_INVALID_FUNCTION if pvData is NULL.
*
* NOTES
* This function opens pszSubKey, sets the value, and then closes the key.
*/
LONG WINAPI SHRegSetUSValueA(
LPCSTR pszSubKey, /* [I] Name of key to set the value in */
LPCSTR pszValue, /* [I] Name of value under pszSubKey to set the value in */
DWORD dwType, /* [I] Type of the value */
LPVOID pvData, /* [I] Data to set as the value */
DWORD cbData, /* [I] length of pvData */
DWORD dwFlags) /* [I] SHREGSET_ flags from "shlwapi.h" */
{
HUSKEY myhuskey;
LONG ret;
BOOL ignoreHKCU;
if (!pvData) return ERROR_INVALID_FUNCTION;
TRACE("key '%s', value '%s', datalen %ld\n",
debugstr_a(pszSubKey), debugstr_a(pszValue), cbData);
ignoreHKCU = ((dwFlags == SHREGSET_HKLM) || (dwFlags == SHREGSET_FORCE_HKLM));
ret = SHRegOpenUSKeyA(pszSubKey, 0x1, 0, &myhuskey, ignoreHKCU);
if (ret == ERROR_SUCCESS) {
ret = SHRegWriteUSValueA(myhuskey, pszValue, dwType, pvData,
cbData, dwFlags);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
/*************************************************************************
* SHRegSetUSValueW [SHLWAPI.@]
*
* See SHRegSetUSValueA.
*/
LONG WINAPI SHRegSetUSValueW(
LPCWSTR pszSubKey,
LPCWSTR pszValue,
DWORD dwType,
LPVOID pvData,
DWORD cbData,
DWORD dwFlags)
{
HUSKEY myhuskey;
LONG ret;
BOOL ignoreHKCU;
if (!pvData) return ERROR_INVALID_FUNCTION;
TRACE("key '%s', value '%s', datalen %ld\n",
debugstr_w(pszSubKey), debugstr_w(pszValue), cbData);
ignoreHKCU = ((dwFlags == SHREGSET_HKLM) || (dwFlags == SHREGSET_FORCE_HKLM));
ret = SHRegOpenUSKeyW(pszSubKey, 0x1, 0, &myhuskey, ignoreHKCU);
if (ret == ERROR_SUCCESS) {
ret = SHRegWriteUSValueW(myhuskey, pszValue, dwType, pvData,
cbData, dwFlags);
SHRegCloseUSKey(myhuskey);
}
return ret;
}
/*************************************************************************
* SHRegGetBoolUSValueA [SHLWAPI.@]
*
* Get a user-specific registry boolean value.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from SHRegOpenUSKeyA() or SHRegQueryUSValueA().
*
* NOTES
* This function opens pszSubKey, queries the value, and then closes the key.
*
* Boolean values are one of the following:
* True: YES,TRUE,non-zero
* False: NO,FALSE,0
*/
BOOL WINAPI SHRegGetBoolUSValueA(
LPCSTR pszSubKey, /* [I] Key name to open */
LPCSTR pszValue, /* [I] Value name to open */
BOOL fIgnoreHKCU, /* [I] TRUE=Don't check HKEY_CURRENT_USER */
BOOL fDefault) /* [I] Default value to use if pszValue is not present */
{
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.@]
*
* See SHRegGetBoolUSValueA.
*/
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.@]
*
* Get information about a user-specific registry key.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from RegQueryInfoKeyA().
*/
LONG WINAPI SHRegQueryInfoUSKeyA(
HUSKEY hUSKey, /* [I] Key to query */
LPDWORD pcSubKeys, /* [O] Destination for number of sub keys */
LPDWORD pcchMaxSubKeyLen, /* [O] Destination for the length of the biggest sub key name */
LPDWORD pcValues, /* [O] Destination for number of values */
LPDWORD pcchMaxValueNameLen,/* [O] Destination for the length of the biggest value */
SHREGENUM_FLAGS enumRegFlags) /* [in] SHREGENUM_ flags from "shlwapi.h" */
{
HKEY dokey;
LONG ret;
TRACE("(%p,%p,%p,%p,%p,%d)\n",
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.@]
*
* See SHRegQueryInfoUSKeyA.
*/
LONG WINAPI SHRegQueryInfoUSKeyW(
HUSKEY hUSKey,
LPDWORD pcSubKeys,
LPDWORD pcchMaxSubKeyLen,
LPDWORD pcValues,
LPDWORD pcchMaxValueNameLen,
SHREGENUM_FLAGS enumRegFlags)
{
HKEY dokey;
LONG ret;
TRACE("(%p,%p,%p,%p,%p,%d)\n",
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.@]
*
* Enumerate a user-specific registry key.
*
* RETURNS
* Success: ERROR_SUCCESS
* Failure: An error code from RegEnumKeyExA().
*/
LONG WINAPI SHRegEnumUSKeyA(
HUSKEY hUSKey, /* [in] Key to enumerate */
DWORD dwIndex, /* [in] Index within hUSKey */
LPSTR pszName, /* [out] Name of the enumerated value */
LPDWORD pcchValueNameLen, /* [in/out] Length of pszName */
SHREGENUM_FLAGS enumRegFlags) /* [in] SHREGENUM_ flags from "shlwapi.h" */
{
HKEY dokey;
TRACE("(%p,%ld,%p,%p(%ld),%d)\n",
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 SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegEnumUSKeyW [SHLWAPI.@]
*
* See SHRegEnumUSKeyA.
*/
LONG WINAPI SHRegEnumUSKeyW(
HUSKEY hUSKey,
DWORD dwIndex,
LPWSTR pszName,
LPDWORD pcchValueNameLen,
SHREGENUM_FLAGS enumRegFlags)
{
HKEY dokey;
TRACE("(%p,%ld,%p,%p(%ld),%d)\n",
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 SHREGENUM_BOTH\n");
return ERROR_INVALID_FUNCTION;
}
/*************************************************************************
* SHRegWriteUSValueA [SHLWAPI.@]
*
* Write a user-specific registry value.
*
* PARAMS
* hUSKey [I] Key to write the value to
* pszValue [I] Name of value under hUSKey to write the value as
* dwType [I] Type of the value
* pvData [I] Data to set as the value
* cbData [I] length of pvData
* dwFlags [I] SHREGSET_ flags from "shlwapi.h"
*
* RETURNS
* Success: ERROR_SUCCESS.
* Failure: An error code from RegSetValueExA().
*/
LONG WINAPI SHRegWriteUSValueA(HUSKEY hUSKey, LPCSTR pszValue, DWORD dwType,
LPVOID pvData, DWORD cbData, DWORD dwFlags)
{
HKEY dokey;
TRACE("(%p,%s,%ld,%p,%ld,%ld)\n",
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.@]
*
* See SHRegWriteUSValueA.
*/
LONG WINAPI SHRegWriteUSValueW(HUSKEY hUSKey, LPCWSTR pszValue, DWORD dwType,
LPVOID pvData, DWORD cbData, DWORD dwFlags)
{
HKEY dokey;
TRACE("(%p,%s,%ld,%p,%ld,%ld)\n",
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=%p,%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=%p,%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, must be 0.
*
* 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=%p,%s,%s,%p,%ld) - semi-stub\n",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=%p,%s,%s,%p,%ld) - semi-stub\n",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=%p,%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=%p,%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 lpszSubKey does not exist, it is created before the value is set. If
* lpszSubKey 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;
char szEmpty[] = "";
TRACE("(hkey=%p,%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=%p,%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().
*
* RETURNS
* The result of calling RegQueryInfoKeyA().
*/
LONG WINAPI SHQueryInfoKeyA(HKEY hKey, LPDWORD pwSubKeys, LPDWORD pwSubKeyMax,
LPDWORD pwValues, LPDWORD pwValueMax)
{
TRACE("(hkey=%p,%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=%p,%p,%p,%p,%p)\n", hKey, pwSubKeys, pwSubKeyMax,
pwValues, pwValueMax);
return RegQueryInfoKeyW(hKey, NULL, NULL, NULL, pwSubKeys, pwSubKeyMax,
NULL, pwValues, pwValueMax, NULL, NULL, NULL);
}
/*************************************************************************
* 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.
*
* REG_EXPAND_SZ:
* case-1: the unexpanded string is smaller than the expanded one
* subcase-1: the buffer is to small to hold the unexpanded string:
* function fails and returns the size of the unexpanded string.
*
* subcase-2: buffer is to small to hold the expanded string:
* the function return success (!!) and the result is truncated
* *** This is clearly a error in the native implementation. ***
*
* case-2: the unexpanded string is bigger than the expanded one
* The buffer must have enough space to hold the unexpanded
* string even if the result is smaller.
*
*/
DWORD WINAPI SHQueryValueExA( HKEY hKey, LPCSTR lpszValue,
LPDWORD lpReserved, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
DWORD dwRet, dwType, dwUnExpDataLen = 0, dwExpDataLen;
TRACE("(hkey=%p,%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=%p,%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=%p,%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=%p,%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=%p,%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=%p, %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=%p,%s)\n", 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=%p,%s)\n", 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=%p,%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=%p,%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
*
* RETURNS
* 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=%p,%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=%p,%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 RegEnumValueA().
*/
LONG WINAPI SHEnumValueA(HKEY hKey, DWORD dwIndex, LPSTR lpszValue,
LPDWORD pwLen, LPDWORD pwType,
LPVOID pvData, LPDWORD pcbData)
{
TRACE("(hkey=%p,%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=%p,%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]
*
* Get a value from the registry.
*
* PARAMS
* hKey [I] Handle to registry key
* pSubKey [I] Name of sub key containing value to get
* pValue [I] Name of value to get
* pwType [O] Destination for the values type
* pvData [O] Destination for the values data
* pbData [O] Destination for the values size
*
* RETURNS
* Success: ERROR_SUCCESS. Output parameters contain the details read.
* Failure: An error code from RegOpenKeyExA() or SHQueryValueExA(),
* or ERROR_INVALID_FUNCTION in the machine is in safe mode.
*/
DWORD WINAPI SHGetValueGoodBootA(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 SHGetValueGoodBootW.
*/
DWORD WINAPI SHGetValueGoodBootW(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 MIME content type in the registry.
*
* PARAMS
* lpszSubKey [I] Name of key under HKEY_CLASSES_ROOT.
* lpszValue [I] Value to set
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI RegisterMIMETypeForExtensionA(LPCSTR lpszSubKey, LPCSTR lpszValue)
{
DWORD dwRet;
if (!lpszValue)
{
WARN("Invalid lpszValue would crash under Win32!\n");
return FALSE;
}
dwRet = SHSetValueA(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeA,
REG_SZ, lpszValue, strlen(lpszValue));
return dwRet ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.321]
*
* Unicode version of RegisterMIMETypeForExtensionA.
*/
BOOL WINAPI RegisterMIMETypeForExtensionW(LPCWSTR lpszSubKey, LPCWSTR lpszValue)
{
DWORD dwRet;
if (!lpszValue)
{
WARN("Invalid lpszValue would crash under Win32!\n");
return FALSE;
}
dwRet = SHSetValueW(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeW,
REG_SZ, lpszValue, strlenW(lpszValue));
return dwRet ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.322]
*
* Delete a MIME content type from the registry.
*
* PARAMS
* lpszSubKey [I] Name of sub key
*
* RETURNS
* Success: TRUE
* Failure: FALSE
*/
BOOL WINAPI UnregisterMIMETypeForExtensionA(LPCSTR lpszSubKey)
{
HRESULT ret = SHDeleteValueA(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeA);
return ret ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.323]
*
* Unicode version of UnregisterMIMETypeForExtensionA.
*/
BOOL WINAPI UnregisterMIMETypeForExtensionW(LPCWSTR lpszSubKey)
{
HRESULT ret = SHDeleteValueW(HKEY_CLASSES_ROOT, lpszSubKey, lpszContentTypeW);
return ret ? FALSE : TRUE;
}
/*************************************************************************
* @ [SHLWAPI.328]
*
* Get the registry path to a MIME content key.
*
* PARAMS
* lpszType [I] Content type to get the path for
* lpszBuffer [O] Destination for path
* dwLen [I] Length of lpszBuffer
*
* RETURNS
* Success: TRUE. lpszBuffer contains the full path.
* Failure: FALSE.
*
* NOTES
* The base path for the key is "MIME\Database\Content Type\"
*/
BOOL WINAPI GetMIMETypeSubKeyA(LPCSTR lpszType, LPSTR lpszBuffer, DWORD dwLen)
{
TRACE("(%s,%p,%ld)\n", debugstr_a(lpszType), lpszBuffer, dwLen);
if (dwLen > dwLenMimeDbContent && lpszType && lpszBuffer)
{
size_t dwStrLen = strlen(lpszType);
if (dwStrLen < dwLen - dwLenMimeDbContent)
{
memcpy(lpszBuffer, szMimeDbContentA, dwLenMimeDbContent);
memcpy(lpszBuffer + dwLenMimeDbContent, lpszType, dwStrLen + 1);
return TRUE;
}
}
return FALSE;
}
/*************************************************************************
* @ [SHLWAPI.329]
*
* Unicode version of GetMIMETypeSubKeyA.
*/
BOOL WINAPI GetMIMETypeSubKeyW(LPCWSTR lpszType, LPWSTR lpszBuffer, DWORD dwLen)
{
TRACE("(%s,%p,%ld)\n", debugstr_w(lpszType), lpszBuffer, dwLen);
if (dwLen > dwLenMimeDbContent && lpszType && lpszBuffer)
{
DWORD dwStrLen = strlenW(lpszType);
if (dwStrLen < dwLen - dwLenMimeDbContent)
{
memcpy(lpszBuffer, szMimeDbContentA, dwLenMimeDbContent * sizeof(WCHAR));
memcpy(lpszBuffer + dwLenMimeDbContent, lpszType, (dwStrLen + 1) * sizeof(WCHAR));
return TRUE;
}
}
return FALSE;
}
/*************************************************************************
* @ [SHLWAPI.324]
*
* Set the file extension for a MIME content key.
*
* PARAMS
* lpszExt [I] File extension to set
* lpszType [I] Content type to set the extension for
*
* RETURNS
* Success: TRUE. The file extension is set in the registry.
* Failure: FALSE.
*/
BOOL WINAPI RegisterExtensionForMIMETypeA(LPCSTR lpszExt, LPCSTR lpszType)
{
DWORD dwLen;
char szKey[MAX_PATH];
TRACE("(%s,%s)\n", debugstr_a(lpszExt), debugstr_a(lpszType));
if (!GetMIMETypeSubKeyA(lpszType, szKey, MAX_PATH)) /* Get full path to the key */
return FALSE;
dwLen = strlen(lpszExt) + 1;
if (SHSetValueA(HKEY_CLASSES_ROOT, szKey, szExtensionA, REG_SZ, lpszExt, dwLen))
return FALSE;
return TRUE;
}
/*************************************************************************
* @ [SHLWAPI.325]
*
* Unicode version of RegisterExtensionForMIMETypeA.
*/
BOOL WINAPI RegisterExtensionForMIMETypeW(LPCWSTR lpszExt, LPCWSTR lpszType)
{
DWORD dwLen;
WCHAR szKey[MAX_PATH];
TRACE("(%s,%s)\n", debugstr_w(lpszExt), debugstr_w(lpszType));
/* Get the full path to the key */
if (!GetMIMETypeSubKeyW(lpszType, szKey, MAX_PATH)) /* Get full path to the key */
return FALSE;
dwLen = (lstrlenW(lpszExt) + 1) * sizeof(WCHAR);
if (SHSetValueW(HKEY_CLASSES_ROOT, szKey, szExtensionW, REG_SZ, lpszExt, dwLen))
return FALSE;
return TRUE;
}
/*************************************************************************
* @ [SHLWAPI.326]
*
* Delete a file extension from a MIME content type.
*
* PARAMS
* lpszType [I] Content type to delete the extension for
*
* RETURNS
* Success: TRUE. The file extension is deleted from the registry.
* Failure: FALSE. The extension may have been removed but the key remains.
*
* NOTES
* If deleting the extension leaves an orphan key, the key is removed also.
*/
BOOL WINAPI UnregisterExtensionForMIMETypeA(LPCSTR lpszType)
{
char szKey[MAX_PATH];
TRACE("(%s)\n", debugstr_a(lpszType));
if (!GetMIMETypeSubKeyA(lpszType, szKey, MAX_PATH)) /* Get full path to the key */
return FALSE;
if (!SHDeleteValueA(HKEY_CLASSES_ROOT, szKey, szExtensionA))
return FALSE;
if (!SHDeleteOrphanKeyA(HKEY_CLASSES_ROOT, szKey))
return FALSE;
return TRUE;
}
/*************************************************************************
* @ [SHLWAPI.327]
*
* Unicode version of UnregisterExtensionForMIMETypeA.
*/
BOOL WINAPI UnregisterExtensionForMIMETypeW(LPCWSTR lpszType)
{
WCHAR szKey[MAX_PATH];
TRACE("(%s)\n", debugstr_w(lpszType));
if (!GetMIMETypeSubKeyW(lpszType, szKey, MAX_PATH)) /* Get full path to the key */
return FALSE;
if (!SHDeleteValueW(HKEY_CLASSES_ROOT, szKey, szExtensionW))
return FALSE;
if (!SHDeleteOrphanKeyW(HKEY_CLASSES_ROOT, szKey))
return FALSE;
return TRUE;
}
/*************************************************************************
* SHRegDuplicateHKey [SHLWAPI.@]
*
* Create a duplicate of a registry handle.
*
* PARAMS
* hKey [I] key to duplicate.
*
* RETURNS
* A new handle pointing to the same key as hKey.
*/
HKEY WINAPI SHRegDuplicateHKey(HKEY hKey)
{
HKEY newKey = 0;
RegOpenKeyExA(hKey, 0, 0, MAXIMUM_ALLOWED, &newKey);
TRACE("new key is %p\n", newKey);
return newKey;
}
/*************************************************************************
* SHCopyKeyA [SHLWAPI.@]
*
* Copy a key and its values/sub keys to another location.
*
* PARAMS
* hKeyDst [I] Destination key
* lpszSubKey [I] Sub key under hKeyDst, or NULL to use hKeyDst directly
* hKeySrc [I] Source key to copy from
* dwReserved [I] Reserved, must be 0
*
* RETURNS
* Success: ERROR_SUCCESS. The key is copied to the destination key.
* Failure: A standard windows error code.
*
* NOTES
* If hKeyDst is a key under hKeySrc, this function will misbehave
* (It will loop until out of stack, or the registry is full). This
* bug is present in Win32 also.
*/
DWORD WINAPI SHCopyKeyA(HKEY hKeyDst, LPCSTR lpszSubKey, HKEY hKeySrc, DWORD dwReserved)
{
WCHAR szSubKeyW[MAX_PATH];
TRACE("(hkey=%p,%s,%p08x,%ld)\n", hKeyDst, debugstr_a(lpszSubKey), hKeySrc, dwReserved);
if (lpszSubKey)
MultiByteToWideChar(0, 0, lpszSubKey, -1, szSubKeyW, MAX_PATH);
return SHCopyKeyW(hKeyDst, lpszSubKey ? szSubKeyW : NULL, hKeySrc, dwReserved);
}
/*************************************************************************
* SHCopyKeyW [SHLWAPI.@]
*
* See SHCopyKeyA.
*/
DWORD WINAPI SHCopyKeyW(HKEY hKeyDst, LPCWSTR lpszSubKey, HKEY hKeySrc, DWORD dwReserved)
{
DWORD dwKeyCount = 0, dwValueCount = 0, dwMaxKeyLen = 0;
DWORD dwMaxValueLen = 0, dwMaxDataLen = 0, i;
BYTE buff[1024];
LPVOID lpBuff = (LPVOID)buff;
WCHAR szName[MAX_PATH], *lpszName = szName;
DWORD dwRet = S_OK;
TRACE("hkey=%p,%s,%p08x,%ld)\n", hKeyDst, debugstr_w(lpszSubKey), hKeySrc, dwReserved);
if(!hKeyDst || !hKeySrc)
dwRet = ERROR_INVALID_PARAMETER;
else
{
/* Open destination key */
if(lpszSubKey)
dwRet = RegOpenKeyExW(hKeyDst, lpszSubKey, 0, KEY_ALL_ACCESS, &hKeyDst);
if(dwRet)
hKeyDst = 0; /* Don't close this key since we didn't open it */
else
{
/* Get details about sub keys and values */
dwRet = RegQueryInfoKeyW(hKeySrc, NULL, NULL, NULL, &dwKeyCount, &dwMaxKeyLen,
NULL, &dwValueCount, &dwMaxValueLen, &dwMaxDataLen,
NULL, NULL);
if(!dwRet)
{
if (dwMaxValueLen > dwMaxKeyLen)
dwMaxKeyLen = dwMaxValueLen; /* Get max size for key/value names */
if (dwMaxKeyLen++ > MAX_PATH - 1)
lpszName = HeapAlloc(GetProcessHeap(), 0, dwMaxKeyLen * sizeof(WCHAR));
if (dwMaxDataLen > sizeof(buff))
lpBuff = HeapAlloc(GetProcessHeap(), 0, dwMaxDataLen);
if (!lpszName || !lpBuff)
dwRet = ERROR_NOT_ENOUGH_MEMORY;
}
}
}
/* Copy all the sub keys */
for(i = 0; i < dwKeyCount && !dwRet; i++)
{
HKEY hSubKeySrc, hSubKeyDst;
DWORD dwSize = dwMaxKeyLen;
dwRet = RegEnumKeyExW(hKeySrc, i, lpszName, &dwSize, NULL, NULL, NULL, NULL);
if(!dwRet)
{
/* Open source sub key */
dwRet = RegOpenKeyExW(hKeySrc, lpszName, 0, KEY_READ, &hSubKeySrc);
if(!dwRet)
{
/* Create destination sub key */
dwRet = RegCreateKeyW(hKeyDst, lpszName, &hSubKeyDst);
if(!dwRet)
{
/* Recursively copy keys and values from the sub key */
dwRet = SHCopyKeyW(hSubKeyDst, NULL, hSubKeySrc, 0);
RegCloseKey(hSubKeyDst);
}
}
RegCloseKey(hSubKeySrc);
}
}
/* Copy all the values in this key */
for (i = 0; i < dwValueCount && !dwRet; i++)
{
DWORD dwNameSize = dwMaxKeyLen, dwType, dwLen = dwMaxDataLen;
dwRet = RegEnumValueW(hKeySrc, i, lpszName, &dwNameSize, NULL, &dwType, buff, &dwLen);
if (!dwRet)
dwRet = SHSetValueW(hKeyDst, NULL, lpszName, dwType, lpBuff, dwLen);
}
/* Free buffers if allocated */
if (lpszName != szName)
HeapFree(GetProcessHeap(), 0, lpszName);
if (lpBuff != buff)
HeapFree(GetProcessHeap(), 0, lpBuff);
if (lpszSubKey && hKeyDst)
RegCloseKey(hKeyDst);
return dwRet;
}
/*
* The following functions are ORDINAL ONLY:
*/
/*************************************************************************
* @ [SHLWAPI.280]
*
* Read an integer value from the registry, falling back to a default.
*
* PARAMS
* hKey [I] Registry key to read from
* lpszValue [I] Value name to read
* iDefault [I] Default value to return
*
* RETURNS
* The value contained in the given registry value if present, otherwise
* iDefault.
*/
int WINAPI SHRegGetIntW(HKEY hKey, LPCWSTR lpszValue, int iDefault)
{
TRACE("(%p,%s,%d)", hKey, debugstr_w(lpszValue), iDefault);
if (hKey)
{
WCHAR szBuff[32];
DWORD dwSize = sizeof(szBuff);
szBuff[0] = '\0';
SHQueryValueExW(hKey, lpszValue, 0, 0, szBuff, &dwSize);
if(*szBuff >= '0' && *szBuff <= '9')
return StrToIntW(szBuff);
}
return iDefault;
}
/*************************************************************************
* @ [SHLWAPI.343]
*
* Create or open an explorer ClassId Key.
*
* PARAMS
* guid [I] Explorer ClassId key to open
* lpszValue [I] Value name under the ClassId Key
* bUseHKCU [I] TRUE=Use HKEY_CURRENT_USER, FALSE=Use HKEY_CLASSES_ROOT
* bCreate [I] TRUE=Create the key if it doesn't exist, FALSE=Don't
* phKey [O] Destination for the resulting key handle
*
* RETURNS
* Success: S_OK. phKey contains the resulting registry handle.
* Failure: An HRESULT error code indicating the problem.
*/
HRESULT WINAPI SHRegGetCLSIDKeyA(REFGUID guid, LPCSTR lpszValue, BOOL bUseHKCU, BOOL bCreate, PHKEY phKey)
{
WCHAR szValue[MAX_PATH];
if (lpszValue)
MultiByteToWideChar(CP_ACP, 0, lpszValue, -1, szValue, sizeof(szValue)/sizeof(WCHAR));
return SHRegGetCLSIDKeyW(guid, lpszValue ? szValue : NULL, bUseHKCU, bCreate, phKey);
}
/*************************************************************************
* @ [SHLWAPI.344]
*
* Unicode version of SHRegGetCLSIDKeyA.
*/
HRESULT WINAPI SHRegGetCLSIDKeyW(REFGUID guid, LPCWSTR lpszValue, BOOL bUseHKCU,
BOOL bCreate, PHKEY phKey)
{
static const WCHAR szClassIdKey[] = { 'S','o','f','t','w','a','r','e','\\',
'M','i','c','r','o','s','o','f','t','\\','W','i','n','d','o','w','s','\\',
'C','u','r','r','e','n','t','V','e','r','s','i','o','n','\\',
'E','x','p','l','o','r','e','r','\\','C','L','S','I','D','\\' };
#define szClassIdKeyLen (sizeof(szClassIdKey)/sizeof(WCHAR))
WCHAR szKey[MAX_PATH];
DWORD dwRet;
HKEY hkey;
/* Create the key string */
memcpy(szKey, szClassIdKey, sizeof(szClassIdKey));
SHStringFromGUIDW(guid, szKey + szClassIdKeyLen, 39); /* Append guid */
if(lpszValue)
{
szKey[szClassIdKeyLen + 39] = '\\';
strcpyW(szKey + szClassIdKeyLen + 40, lpszValue); /* Append value name */
}
hkey = bUseHKCU ? HKEY_CURRENT_USER : HKEY_CLASSES_ROOT;
if(bCreate)
dwRet = RegCreateKeyW(hkey, szKey, phKey);
else
dwRet = RegOpenKeyExW(hkey, szKey, 0, KEY_READ, phKey);
return dwRet ? HRESULT_FROM_WIN32(dwRet) : S_OK;
}
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