heap.c File Reference

#include <precomp.h>
#include <debug.h>

Include dependency graph for heap.c:

Go to the source code of this file.

Functions
NTSTATUS FASTCALL	HEAP_strdupA2W (_Outptr_ PWSTR *ppszW, _In_ PCSTR lpszA)
PWSTR FASTCALL	HEAP_strdupA2W_buf (_In_ PCSTR lpszA, _In_ PWSTR pszStaticBuff, _In_ SIZE_T cchStaticBuff)

Variables
HANDLE	hProcessHeap = NULL

Function Documentation

HEAP_strdupA2W()

NTSTATUS FASTCALL HEAP_strdupA2W	(	_Outptr_ PWSTR *	ppszW,
		_In_ PCSTR	lpszA
	)

Definition at line 34 of file heap.c.

{
    ULONG len;
    NTSTATUS Status;
 
    *ppszW = NULL;
    if ( !lpszA )
        return STATUS_SUCCESS;
    len = lstrlenA(lpszA);
 
    *ppszW = HEAP_alloc ( (len+1) * sizeof(WCHAR) );
    if ( !*ppszW )
        return STATUS_NO_MEMORY;
    Status = RtlMultiByteToUnicodeN ( *ppszW, len*sizeof(WCHAR), NULL, (PCHAR)lpszA, len );
    (*ppszW)[len] = UNICODE_NULL;
    return Status;
}

Referenced by CreateICA(), EnumFontsA(), GetStringBitmapA(), and GetTextExtentExPointA().

HEAP_strdupA2W_buf()

PWSTR FASTCALL HEAP_strdupA2W_buf	(	_In_ PCSTR	lpszA,
		_In_ PWSTR	pszStaticBuff,
		_In_ SIZE_T	cchStaticBuff
	)

Definition at line 53 of file heap.c.

{
    if (!lpszA)
        return NULL;
 
    SIZE_T size = strlen(lpszA) + 1;
    PWSTR pszW = (size < cchStaticBuff) ? pszStaticBuff : HEAP_alloc(size * sizeof(WCHAR));
    if (!pszW)
        return NULL;
 
    RtlMultiByteToUnicodeN(pszW, size * sizeof(WCHAR), NULL, lpszA, size);
    return pszW;
}

Referenced by AddFontResourceExA(), and RemoveFontResourceExA().

Variable Documentation

hProcessHeap

HANDLE hProcessHeap = NULL

Definition at line 31 of file heap.c.