d3d11: Introduce a helper function to allocate arrays.

Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Henri Verbeet 2016-05-24 19:46:45 +02:00 committed by Alexandre Julliard
parent 22d52ed59d
commit c27b83ec07
3 changed files with 9 additions and 4 deletions

View File

@ -79,6 +79,13 @@ HRESULT d3d_set_private_data(struct wined3d_private_store *store,
HRESULT d3d_set_private_data_interface(struct wined3d_private_store *store,
REFGUID guid, const IUnknown *object) DECLSPEC_HIDDEN;
static inline void *d3d11_calloc(SIZE_T count, SIZE_T size)
{
if (count > ~(SIZE_T)0 / size)
return NULL;
return HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, count * size);
}
static inline void read_dword(const char **ptr, DWORD *d)
{
memcpy(d, *ptr, sizeof(*d));

View File

@ -54,8 +54,7 @@ static HRESULT d3d11_input_layout_to_wined3d_declaration(const D3D11_INPUT_ELEME
return E_FAIL;
}
*wined3d_elements = HeapAlloc(GetProcessHeap(), 0, element_count * sizeof(**wined3d_elements));
if (!*wined3d_elements)
if (!(*wined3d_elements = d3d11_calloc(element_count, sizeof(**wined3d_elements))))
{
ERR("Failed to allocate wined3d vertex element array memory.\n");
HeapFree(GetProcessHeap(), 0, is.elements);

View File

@ -121,8 +121,7 @@ HRESULT shader_parse_signature(const char *data, DWORD data_size, struct wined3d
return E_INVALIDARG;
}
e = HeapAlloc(GetProcessHeap(), 0, count * sizeof(*e));
if (!e)
if (!(e = d3d11_calloc(count, sizeof(*e))))
{
ERR("Failed to allocate input signature memory.\n");
return E_OUTOFMEMORY;