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regedit: Don't try to convert NULL pointers.

This commit is contained in:
Alexander Nicolaysen Sørnes 2008-08-30 01:23:09 +02:00 committed by Alexandre Julliard
parent df84eb514c
commit 7aa56d249a
1 changed files with 20 additions and 12 deletions
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8
programs/regedit/regproc.c
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@ -69,6 +69,8 @@ if (!(p)) \
* Returned string must be freed by the caller
*/
WCHAR* GetWideString(const char* strA)
{
if(strA)
{
WCHAR* strW = NULL;
int len = MultiByteToWideChar(CP_ACP, 0, strA, -1, NULL, 0);
@ -78,12 +80,16 @@ WCHAR* GetWideString(const char* strA)
MultiByteToWideChar(CP_ACP, 0, strA, -1, strW, len);
return strW;
}
return NULL;
}
/******************************************************************************
* Allocates memory and convers input from wide chars to multibyte
* Returned string must be freed by the caller
*/
char* GetMultiByteString(const WCHAR* strW)
{
if(strW)
{
char* strA = NULL;
int len = WideCharToMultiByte(CP_ACP, 0, strW, -1, NULL, 0, NULL, NULL);
@ -93,6 +99,8 @@ char* GetMultiByteString(const WCHAR* strW)
WideCharToMultiByte(CP_ACP, 0, strW, -1, strA, len, NULL, NULL);
return strA;
}
return NULL;
}
/******************************************************************************
* Converts a hex representation of a DWORD into a DWORD.