[PATCH 1/8] wineoss: Move get_buffer_size to the unixlib.

[Andrew Eikum]

Signed-off-by: Andrew Eikum <aeikum at codeweavers.com>

On Wed, Apr 13, 2022 at 07:38:44AM +0100, Huw Davies wrote:
> Signed-off-by: Huw Davies <huw at codeweavers.com>
> ---
>  dlls/wineoss.drv/mmdevdrv.c | 12 +++++-------
>  dlls/wineoss.drv/oss.c      | 31 +++++++++++++++++++++++++++++++
>  dlls/wineoss.drv/unixlib.h  |  8 ++++++++
>  3 files changed, 44 insertions(+), 7 deletions(-)
> 
> diff --git a/dlls/wineoss.drv/mmdevdrv.c b/dlls/wineoss.drv/mmdevdrv.c
> index 2ea3c80f3ca..a2f75d7a479 100644
> --- a/dlls/wineoss.drv/mmdevdrv.c
> +++ b/dlls/wineoss.drv/mmdevdrv.c
> @@ -783,7 +783,7 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
>          UINT32 *frames)
>  {
>      ACImpl *This = impl_from_IAudioClient3(iface);
> -    struct oss_stream *stream = This->stream;
> +    struct get_buffer_size_params params;
>  
>      TRACE("(%p)->(%p)\n", This, frames);
>  
> @@ -793,15 +793,13 @@ static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient3 *iface,
>      if(!This->stream)
>          return AUDCLNT_E_NOT_INITIALIZED;
>  
> -    oss_lock(stream);
> -
> -    *frames = stream->bufsize_frames;
> +    params.stream = This->stream;
> +    params.size = frames;
>  
> +    OSS_CALL(get_buffer_size, &params);
>      TRACE("buffer size: %u\n", *frames);
>  
> -    oss_unlock(stream);
> -
> -    return S_OK;
> +    return params.result;
>  }
>  
>  static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient3 *iface,
> diff --git a/dlls/wineoss.drv/oss.c b/dlls/wineoss.drv/oss.c
> index 628d0c5818a..fdad419abfa 100644
> --- a/dlls/wineoss.drv/oss.c
> +++ b/dlls/wineoss.drv/oss.c
> @@ -70,6 +70,24 @@ static int muldiv( int a, int b, int c )
>      return ret;
>  }
>  
> +static void oss_lock(struct oss_stream *stream)
> +{
> +    pthread_mutex_lock(&stream->lock);
> +}
> +
> +static void oss_unlock(struct oss_stream *stream)
> +{
> +    pthread_mutex_unlock(&stream->lock);
> +}
> +
> +static NTSTATUS oss_unlock_result(struct oss_stream *stream,
> +                                  HRESULT *result, HRESULT value)
> +{
> +    *result = value;
> +    oss_unlock(stream);
> +    return STATUS_SUCCESS;
> +}
> +
>  static NTSTATUS test_connect(void *args)
>  {
>      struct test_connect_params *params = args;
> @@ -732,6 +750,18 @@ static NTSTATUS get_mix_format(void *args)
>      return STATUS_SUCCESS;
>  }
>  
> +static NTSTATUS get_buffer_size(void *args)
> +{
> +    struct get_buffer_size_params *params = args;
> +    struct oss_stream *stream = params->stream;
> +
> +    oss_lock(stream);
> +
> +    *params->size = stream->bufsize_frames;
> +
> +    return oss_unlock_result(stream, &params->result, S_OK);
> +}
> +
>  unixlib_entry_t __wine_unix_call_funcs[] =
>  {
>      test_connect,
> @@ -740,4 +770,5 @@ unixlib_entry_t __wine_unix_call_funcs[] =
>      release_stream,
>      is_format_supported,
>      get_mix_format,
> +    get_buffer_size,
>  };
> diff --git a/dlls/wineoss.drv/unixlib.h b/dlls/wineoss.drv/unixlib.h
> index c0a0b25c374..b57798ef435 100644
> --- a/dlls/wineoss.drv/unixlib.h
> +++ b/dlls/wineoss.drv/unixlib.h
> @@ -106,6 +106,13 @@ struct get_mix_format_params
>      HRESULT result;
>  };
>  
> +struct get_buffer_size_params
> +{
> +    struct oss_stream *stream;
> +    HRESULT result;
> +    UINT32 *size;
> +};
> +
>  enum oss_funcs
>  {
>      oss_test_connect,
> @@ -114,6 +121,7 @@ enum oss_funcs
>      oss_release_stream,
>      oss_is_format_supported,
>      oss_get_mix_format,
> +    oss_get_buffer_size,
>  };
>  
>  extern unixlib_handle_t oss_handle;
> -- 
> 2.25.1
> 
>