[PATCH 2/6] winecoreaudio: Use UINT64 handles to represent the stream.

[Huw Davies]

Signed-off-by: Huw Davies 
---
 dlls/winecoreaudio.drv/coreaudio.c | 39 +++++++++++++++++-------------
 dlls/winecoreaudio.drv/mmdevdrv.c  |  4 +--
 dlls/winecoreaudio.drv/unixlib.h   | 36 +++++++++++++--------------
 3 files changed, 42 insertions(+), 37 deletions(-)

diff --git a/dlls/winecoreaudio.drv/coreaudio.c b/dlls/winecoreaudio.drv/coreaudio.c
index 5892a0e44f4..901c58e5276 100644
--- a/dlls/winecoreaudio.drv/coreaudio.c
+++ b/dlls/winecoreaudio.drv/coreaudio.c
@@ -107,6 +107,11 @@ static HRESULT osstatus_to_hresult(OSStatus sc)
     return E_FAIL;
 }

+static struct coreaudio_stream *handle_get_stream(stream_handle h)
+{
+    return (struct coreaudio_stream *)(UINT_PTR)h;
+}
+
 /* copied from kernelbase */
 static int muldiv( int a, int b, int c )
 {
@@ -700,7 +705,7 @@ end:
         free(stream->fmt);
         free(stream);
     } else
-        *params->stream = stream;
+        *params->stream = (stream_handle)(UINT_PTR)stream;

return STATUS_SUCCESS;
 }
@@ -708,7 +713,7 @@ end:
 static NTSTATUS release_stream( void *args )
 {
     struct release_stream_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     SIZE_T size;

if(stream->unit){
@@ -1148,7 +1153,7 @@ static void capture_resample(struct coreaudio_stream *stream)
 static NTSTATUS get_buffer_size(void *args)
 {
     struct get_buffer_size_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);
     *params->frames = stream->bufsize_frames;
@@ -1212,7 +1217,7 @@ static HRESULT ca_get_max_stream_latency(struct coreaudio_stream *stream, UInt32
 static NTSTATUS get_latency(void *args)
 {
     struct get_latency_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     UInt32 latency, stream_latency, size;
     AudioObjectPropertyAddress addr;
     OSStatus sc;
@@ -1258,7 +1263,7 @@ static UINT32 get_current_padding_nolock(struct coreaudio_stream *stream)
 static NTSTATUS get_current_padding(void *args)
 {
     struct get_current_padding_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);
     *params->padding = get_current_padding_nolock(stream);
@@ -1270,7 +1275,7 @@ static NTSTATUS get_current_padding(void *args)
 static NTSTATUS start(void *args)
 {
     struct start_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);

@@ -1289,7 +1294,7 @@ static NTSTATUS start(void *args)
 static NTSTATUS stop(void *args)
 {
     struct stop_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);

@@ -1308,7 +1313,7 @@ static NTSTATUS stop(void *args)
 static NTSTATUS reset(void *args)
 {
     struct reset_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);

@@ -1336,7 +1341,7 @@ static NTSTATUS reset(void *args)
 static NTSTATUS get_render_buffer(void *args)
 {
     struct get_render_buffer_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     SIZE_T size;
     UINT32 pad;

@@ -1393,7 +1398,7 @@ end:
 static NTSTATUS release_render_buffer(void *args)
 {
     struct release_render_buffer_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     BYTE *buffer;

OSSpinLockLock(&stream->lock);
@@ -1437,7 +1442,7 @@ static NTSTATUS release_render_buffer(void *args)
 static NTSTATUS get_capture_buffer(void *args)
 {
     struct get_capture_buffer_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     UINT32 chunk_bytes, chunk_frames;
     LARGE_INTEGER stamp, freq;
     SIZE_T size;
@@ -1493,7 +1498,7 @@ end:
 static NTSTATUS release_capture_buffer(void *args)
 {
     struct release_capture_buffer_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);

@@ -1521,7 +1526,7 @@ static NTSTATUS release_capture_buffer(void *args)
 static NTSTATUS get_next_packet_size(void *args)
 {
     struct get_next_packet_size_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

OSSpinLockLock(&stream->lock);

@@ -1541,7 +1546,7 @@ static NTSTATUS get_next_packet_size(void *args)
 static NTSTATUS get_position(void *args)
 {
     struct get_position_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     LARGE_INTEGER stamp, freq;

OSSpinLockLock(&stream->lock);
@@ -1565,7 +1570,7 @@ static NTSTATUS get_position(void *args)
 static NTSTATUS get_frequency(void *args)
 {
     struct get_frequency_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

if(stream->share == AUDCLNT_SHAREMODE_SHARED)
         *params->freq = (UINT64)stream->fmt->nSamplesPerSec * stream->fmt->nBlockAlign;
@@ -1579,7 +1584,7 @@ static NTSTATUS get_frequency(void *args)
 static NTSTATUS is_started(void *args)
 {
     struct is_started_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);

if(stream->playing)
         params->result = S_OK;
@@ -1592,7 +1597,7 @@ static NTSTATUS is_started(void *args)
 static NTSTATUS set_volumes(void *args)
 {
     struct set_volumes_params *params = args;
-    struct coreaudio_stream *stream = params->stream;
+    struct coreaudio_stream *stream = handle_get_stream(params->stream);
     Float32 level = 1.0, tmp;
     OSStatus sc;
     UINT32 i;
diff --git a/dlls/winecoreaudio.drv/mmdevdrv.c b/dlls/winecoreaudio.drv/mmdevdrv.c
index 2ba4e7ee028..cc7b2e5bf49 100644
--- a/dlls/winecoreaudio.drv/mmdevdrv.c
+++ b/dlls/winecoreaudio.drv/mmdevdrv.c
@@ -103,7 +103,7 @@ struct ACImpl {
     AudioSession *session;
     AudioSessionWrapper *session_wrapper;

-    struct coreaudio_stream *stream;
+    stream_handle stream;
     struct list entry;
 };

@@ -666,7 +666,7 @@ static HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
     ACImpl *This = impl_from_IAudioClient3(iface);
     struct release_stream_params release_params;
     struct create_stream_params params;
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     UINT32 i;

TRACE("(%p)->(%x, %x, %s, %s, %p, %s)\n", This, mode, flags,
diff --git a/dlls/winecoreaudio.drv/unixlib.h b/dlls/winecoreaudio.drv/unixlib.h
index e48670ab2f0..19b14c7f968 100644
--- a/dlls/winecoreaudio.drv/unixlib.h
+++ b/dlls/winecoreaudio.drv/unixlib.h
@@ -19,7 +19,7 @@
  */
 #include "mmddk.h"

-struct coreaudio_stream;
+typedef UINT64 stream_handle;

struct endpoint
 {
@@ -46,36 +46,36 @@ struct create_stream_params
     REFERENCE_TIME period;
     const WAVEFORMATEX *fmt;
     HRESULT result;
-    struct coreaudio_stream **stream;
+    stream_handle *stream;
 };

struct release_stream_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
 };

struct start_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
 };

struct stop_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
 };

struct reset_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
 };

struct get_render_buffer_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     UINT32 frames;
     HRESULT result;
     BYTE **data;
@@ -83,7 +83,7 @@ struct get_render_buffer_params

struct release_render_buffer_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     UINT32 frames;
     DWORD flags;
     HRESULT result;
@@ -91,7 +91,7 @@ struct release_render_buffer_params

struct get_capture_buffer_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     BYTE **data;
     UINT32 *frames;
@@ -102,7 +102,7 @@ struct get_capture_buffer_params

struct release_capture_buffer_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     UINT32 done;
     HRESULT result;
 };
@@ -127,35 +127,35 @@ struct is_format_supported_params

struct get_buffer_size_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     UINT32 *frames;
 };

struct get_latency_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     REFERENCE_TIME *latency;
 };

struct get_current_padding_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     UINT32 *padding;
 };

struct get_next_packet_size_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     UINT32 *frames;
 };

struct get_position_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     UINT64 *pos;
     UINT64 *qpctime;
@@ -163,20 +163,20 @@ struct get_position_params

struct get_frequency_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
     UINT64 *freq;
 };

struct is_started_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     HRESULT result;
 };

struct set_volumes_params
 {
-    struct coreaudio_stream *stream;
+    stream_handle stream;
     float master_volume;
     const float *volumes;
     const float *session_volumes;