download.c File Reference

#include "dmusic_private.h"

Include dependency graph for download.c:

Go to the source code of this file.

Classes
struct	download

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (dmusic)
	C_ASSERT (sizeof(struct download)==offsetof(struct download, data[0]))
static struct download *	impl_from_IDirectMusicDownload (IDirectMusicDownload *iface)
static HRESULT WINAPI	download_QueryInterface (IDirectMusicDownload *iface, REFIID riid, void **ret_iface)
static ULONG WINAPI	download_AddRef (IDirectMusicDownload *iface)
static ULONG WINAPI	download_Release (IDirectMusicDownload *iface)
static HRESULT WINAPI	download_GetBuffer (IDirectMusicDownload *iface, void **buffer, DWORD *size)
HRESULT	download_create (DWORD size, IDirectMusicDownload **ret_iface)

Variables
static const IDirectMusicDownloadVtbl	download_vtbl

Function Documentation

C_ASSERT()

C_ASSERT

(

sizeof(struct download)

= =offsetof(struct download, data[0])

)

download_AddRef()

static ULONG WINAPI download_AddRef ( IDirectMusicDownload *  iface )

static

Definition at line 62 of file download.c.

{
    struct download *This = impl_from_IDirectMusicDownload(iface);
    ULONG ref = InterlockedIncrement(&This->ref);
 
    TRACE("(%p): new ref = %lu\n", iface, ref);
 
    return ref;
}

download_create()

HRESULT download_create	(	DWORD	size,
		IDirectMusicDownload **	ret_iface
	)

Definition at line 106 of file download.c.

{
    struct download *download;
 
    *ret_iface = NULL;
    if (!(download = malloc(offsetof(struct download, data[size])))) return E_OUTOFMEMORY;
    download->IDirectMusicDownload_iface.lpVtbl = &download_vtbl;
    download->ref = 1;
    download->size = size;
 
    TRACE("Created DirectMusicDownload %p\n", download);
    *ret_iface = &download->IDirectMusicDownload_iface;
    return S_OK;
}

Referenced by synth_port_download_AllocateBuffer().

download_GetBuffer()

static HRESULT WINAPI download_GetBuffer ( IDirectMusicDownload *  iface, void **  buffer, DWORD *  size  )

static

Definition at line 86 of file download.c.

{
    struct download *This = impl_from_IDirectMusicDownload(iface);
 
    TRACE("(%p, %p, %p)\n", iface, buffer, size);
 
    *buffer = This->data;
    *size = This->size;
 
    return S_OK;
}

download_QueryInterface()

static HRESULT WINAPI download_QueryInterface ( IDirectMusicDownload *  iface, REFIID  riid, void **  ret_iface  )

static

Definition at line 45 of file download.c.

{
    TRACE("(%p, %s, %p)\n", iface, debugstr_dmguid(riid), ret_iface);
 
    if (IsEqualIID(riid, &IID_IUnknown) ||
        IsEqualIID(riid, &IID_IDirectMusicDownload))
    {
        IDirectMusicDownload_AddRef(iface);
        *ret_iface = iface;
        return S_OK;
    }
 
    *ret_iface = NULL;
    WARN("(%p, %s, %p): not found\n", iface, debugstr_dmguid(riid), ret_iface);
    return E_NOINTERFACE;
}

download_Release()

static ULONG WINAPI download_Release ( IDirectMusicDownload *  iface )

static

Definition at line 72 of file download.c.

{
    struct download *This = impl_from_IDirectMusicDownload(iface);
    ULONG ref = InterlockedDecrement(&This->ref);
 
    TRACE("(%p): new ref = %lu\n", iface, ref);
 
    if (!ref) {
        free(This);
    }
 
    return ref;
}

impl_from_IDirectMusicDownload()

static struct download * impl_from_IDirectMusicDownload ( IDirectMusicDownload *  iface )

inlinestatic

Definition at line 40 of file download.c.

{
    return CONTAINING_RECORD(iface, struct download, IDirectMusicDownload_iface);
}

Referenced by download_AddRef(), download_GetBuffer(), and download_Release().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

dmusic

)

Variable Documentation

download_vtbl

const IDirectMusicDownloadVtbl download_vtbl

static

Initial value:

=
{
    download_QueryInterface,
    download_AddRef,
    download_Release,
    download_GetBuffer,
}

Definition at line 98 of file download.c.

Referenced by download_create().