windows-nt/Source/XPSP1/NT/windows/feime/fe/chimemig/poolmem.h

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2020-09-26 03:20:57 -05:00
#ifndef POOLMEM_H
#define POOLMEM_H
typedef LPVOID POOLHANDLE;
#define POOLMEMORYBLOCKSIZE 8192
POOLHANDLE WINAPI PoolMemInitPool ();
VOID WINAPI PoolMemDestroyPool (IN POOLHANDLE Handle);
LPVOID WINAPI PoolMemGetAlignedMemory(IN POOLHANDLE Handle, IN DWORD Size, IN DWORD AlignSize);
#define PoolMemCreateString(h,x) ((LPTSTR) PoolMemGetAlignedMemory((h),(x)*sizeof(TCHAR)))
#define PoolMemCreateDword(h) ((PDWORD) PoolMemGetMemory((h),sizeof(DWORD)))
__inline
LPVOID
PoolMemGetMemory (
IN POOLHANDLE Handle,
IN DWORD Size
)
{
return PoolMemGetAlignedMemory(Handle,Size,0);
}
__inline
LPTSTR
PoolMemCreateStringA (
IN POOLHANDLE Handle,
IN DWORD Size
)
{
return (LPSTR) PoolMemGetAlignedMemory(Handle,Size * sizeof(CHAR),sizeof(CHAR));
}
__inline
LPWSTR
PoolMemCreateStringW (
IN POOLHANDLE Handle,
IN DWORD Size
)
{
return (LPWSTR) PoolMemGetAlignedMemory(Handle,Size * sizeof(WCHAR),sizeof(WCHAR));
}
__inline
PTSTR
PoolMemDuplicateStringA (
IN POOLHANDLE Handle,
IN LPCSTR StringToCopy
)
{
DWORD stringLength;
PSTR rString;
assert(StringToCopy);
stringLength = (DWORD) _mbschr(StringToCopy,0) - (DWORD) StringToCopy + 1;
rString = PoolMemGetAlignedMemory(Handle,stringLength,sizeof(CHAR));
if (rString) {
_mbscpy(rString,StringToCopy);
}
return rString;
}
__inline
PWSTR
PoolMemDuplicateStringW (
IN POOLHANDLE Handle,
IN LPCWSTR StringToCopy
)
{
DWORD stringLength;
PWSTR rString;
assert(StringToCopy);
stringLength = ((wcslen(StringToCopy)+1)*sizeof(WCHAR));
rString = PoolMemGetAlignedMemory(Handle,stringLength,sizeof(WCHAR));
if (rString) {
wcscpy(rString,StringToCopy);
}
return rString;
}
#endif