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[channels,rdpsnd] prevend multiple OnOpen calls

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due to the nature of the sound channel there are multiple listeners
waiting for the server to open the channel and most of them are called
by the server. Only open the channel once.
This commit is contained in:
akallabeth 2022-12-15 14:12:59 +01:00 committed by Martin Fleisz
parent a2329281a4
commit 1f16250a7b
1 changed files with 6 additions and 0 deletions
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6
channels/rdpsnd/client/rdpsnd_main.c
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@ -112,6 +112,7 @@ struct rdpsnd_plugin
BOOL applyVolume;
size_t references;
BOOL OnOpenCalled;
};
static const char* rdpsnd_is_dyn_str(BOOL dynamic)
@ -1603,6 +1604,10 @@ static UINT rdpsnd_on_open(IWTSVirtualChannelCallback* pChannelCallback)
rdpsnd = (rdpsndPlugin*)callback->plugin;
WINPR_ASSERT(rdpsnd);
if (rdpsnd->OnOpenCalled)
return CHANNEL_RC_OK;
rdpsnd->OnOpenCalled = TRUE;
if (!allocate_internals(rdpsnd))
return ERROR_OUTOFMEMORY;
@ -1649,6 +1654,7 @@ static UINT rdpsnd_on_close(IWTSVirtualChannelCallback* pChannelCallback)
rdpsnd = (rdpsndPlugin*)callback->plugin;
WINPR_ASSERT(rdpsnd);
rdpsnd->OnOpenCalled = FALSE;
if (rdpsnd->device)
IFCALL(rdpsnd->device->Close, rdpsnd->device);