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Diffstat (limited to 'audio/sysvad/PhoneAudioSample/michstopo.cpp')
-rw-r--r--audio/sysvad/PhoneAudioSample/michstopo.cpp275
1 files changed, 0 insertions, 275 deletions
diff --git a/audio/sysvad/PhoneAudioSample/michstopo.cpp b/audio/sysvad/PhoneAudioSample/michstopo.cpp
deleted file mode 100644
index f96a58e5..00000000
--- a/audio/sysvad/PhoneAudioSample/michstopo.cpp
+++ /dev/null
@@ -1,275 +0,0 @@
-/*++
-
-Copyright (c) Microsoft Corporation All Rights Reserved
-
-Module Name:
-
- michstopo.cpp
-
-Abstract:
-
- Implementation of topology miniport for the mic (external: headset).
-
---*/
-
-#pragma warning (disable : 4127)
-
-#include <sysvad.h>
-#include "simple.h"
-#include "mintopo.h"
-#include "michstopo.h"
-#include "michstoptable.h"
-
-
-#pragma code_seg("PAGE")
-
-//=============================================================================
-NTSTATUS
-PropertyHandler_MicHsJackDescription
-(
- _In_ PPCPROPERTY_REQUEST PropertyRequest
-)
-/*++
-
-Routine Description:
-
- Handles ( KSPROPSETID_Jack, KSPROPERTY_JACK_DESCRIPTION )
-
-Arguments:
-
- PropertyRequest -
-
-Return Value:
-
- NT status code.
-
---*/
-{
- PAGED_CODE();
-
- ASSERT(PropertyRequest);
-
- DPF_ENTER(("[PropertyHandler_MicHsJackDescription]"));
-
- NTSTATUS ntStatus = STATUS_INVALID_DEVICE_REQUEST;
- ULONG nPinId = (ULONG)-1;
-
- ULONG cJackDescriptions = ARRAYSIZE(MicHsJackDescriptions);
- PKSJACK_DESCRIPTION * JackDescriptions = MicHsJackDescriptions;
-
- if (PropertyRequest->InstanceSize >= sizeof(ULONG))
- {
- nPinId = *(PULONG(PropertyRequest->Instance));
-
- if ((nPinId < cJackDescriptions) && (JackDescriptions[nPinId] != NULL))
- {
- if (PropertyRequest->Verb & KSPROPERTY_TYPE_BASICSUPPORT)
- {
- ntStatus =
- PropertyHandler_BasicSupport
- (
- PropertyRequest,
- KSPROPERTY_TYPE_BASICSUPPORT | KSPROPERTY_TYPE_GET,
- VT_ILLEGAL
- );
- }
- else
- {
- ULONG cbNeeded = sizeof(KSMULTIPLE_ITEM) + sizeof(KSJACK_DESCRIPTION);
-
- if (PropertyRequest->ValueSize == 0)
- {
- PropertyRequest->ValueSize = cbNeeded;
- ntStatus = STATUS_BUFFER_OVERFLOW;
- }
- else if (PropertyRequest->ValueSize < cbNeeded)
- {
- ntStatus = STATUS_BUFFER_TOO_SMALL;
- }
- else
- {
- if (PropertyRequest->Verb & KSPROPERTY_TYPE_GET)
- {
- PKSMULTIPLE_ITEM pMI = (PKSMULTIPLE_ITEM)PropertyRequest->Value;
- PKSJACK_DESCRIPTION pDesc = (PKSJACK_DESCRIPTION)(pMI+1);
-
- pMI->Size = cbNeeded;
- pMI->Count = 1;
-
- RtlCopyMemory(pDesc, JackDescriptions[nPinId], sizeof(KSJACK_DESCRIPTION));
- ntStatus = STATUS_SUCCESS;
- }
- }
- }
- }
- }
-
- return ntStatus;
-}
-
-//=============================================================================
-NTSTATUS
-PropertyHandler_MicHsJackDescription2
-(
- _In_ PPCPROPERTY_REQUEST PropertyRequest
-)
-/*++
-
-Routine Description:
-
- Handles ( KSPROPSETID_Jack, KSPROPERTY_JACK_DESCRIPTION2 )
-
-Arguments:
-
- PropertyRequest -
-
-Return Value:
-
- NT status code.
-
---*/
-{
- PAGED_CODE();
-
- ASSERT(PropertyRequest);
-
- DPF_ENTER(("[PropertyHandler_MicHsJackDescription2]"));
-
- NTSTATUS ntStatus = STATUS_INVALID_DEVICE_REQUEST;
- ULONG nPinId = (ULONG)-1;
-
- ULONG cJackDescriptions = ARRAYSIZE(MicHsJackDescriptions);
- PKSJACK_DESCRIPTION * JackDescriptions = MicHsJackDescriptions;
-
- if (PropertyRequest->InstanceSize >= sizeof(ULONG))
- {
- nPinId = *(PULONG(PropertyRequest->Instance));
-
- if ((nPinId < cJackDescriptions) && (JackDescriptions[nPinId] != NULL))
- {
- if (PropertyRequest->Verb & KSPROPERTY_TYPE_BASICSUPPORT)
- {
- ntStatus =
- PropertyHandler_BasicSupport
- (
- PropertyRequest,
- KSPROPERTY_TYPE_BASICSUPPORT | KSPROPERTY_TYPE_GET,
- VT_ILLEGAL
- );
- }
- else
- {
- ULONG cbNeeded = sizeof(KSMULTIPLE_ITEM) + sizeof(KSJACK_DESCRIPTION2);
-
- if (PropertyRequest->ValueSize == 0)
- {
- PropertyRequest->ValueSize = cbNeeded;
- ntStatus = STATUS_BUFFER_OVERFLOW;
- }
- else if (PropertyRequest->ValueSize < cbNeeded)
- {
- ntStatus = STATUS_BUFFER_TOO_SMALL;
- }
- else
- {
- if (PropertyRequest->Verb & KSPROPERTY_TYPE_GET)
- {
- PKSMULTIPLE_ITEM pMI = (PKSMULTIPLE_ITEM)PropertyRequest->Value;
- PKSJACK_DESCRIPTION2 pDesc = (PKSJACK_DESCRIPTION2)(pMI+1);
-
- pMI->Size = cbNeeded;
- pMI->Count = 1;
-
- RtlZeroMemory(pDesc, sizeof(KSJACK_DESCRIPTION2));
-
- //
- // Specifies the lower 16 bits of the DWORD parameter. This parameter indicates whether
- // the jack is currently active, streaming, idle, or hardware not ready.
- //
- pDesc->DeviceStateInfo = 0;
-
- //
- // From MSDN:
- // "If an audio device lacks jack presence detection, the IsConnected member of
- // the KSJACK_DESCRIPTION structure must always be set to TRUE. To remove the
- // ambiguity that results from this dual meaning of the TRUE value for IsConnected,
- // a client application can call IKsJackDescription2::GetJackDescription2 to read
- // the JackCapabilities flag of the KSJACK_DESCRIPTION2 structure. If this flag has
- // the JACKDESC2_PRESENCE_DETECT_CAPABILITY bit set, it indicates that the endpoint
- // does in fact support jack presence detection. In that case, the return value of
- // the IsConnected member can be interpreted to accurately reflect the insertion status
- // of the jack."
- //
- // Bit definitions:
- // 0x00000001 - JACKDESC2_PRESENCE_DETECT_CAPABILITY
- // 0x00000002 - JACKDESC2_DYNAMIC_FORMAT_CHANGE_CAPABILITY
- //
- pDesc->JackCapabilities = JACKDESC2_PRESENCE_DETECT_CAPABILITY;
-
- ntStatus = STATUS_SUCCESS;
- }
- }
- }
- }
- }
-
- return ntStatus;
-}
-
-
-//=============================================================================
-NTSTATUS
-PropertyHandler_MicHsTopoFilter
-(
- _In_ PPCPROPERTY_REQUEST PropertyRequest
-)
-/*++
-
-Routine Description:
-
- Redirects property request to miniport object
-
-Arguments:
-
- PropertyRequest -
-
-Return Value:
-
- NT status code.
-
---*/
-{
- PAGED_CODE();
-
- ASSERT(PropertyRequest);
-
- DPF_ENTER(("[PropertyHandler_MicHsTopoFilter]"));
-
- // PropertryRequest structure is filled by portcls.
- // MajorTarget is a pointer to miniport object for miniports.
- //
- NTSTATUS ntStatus = STATUS_INVALID_DEVICE_REQUEST;
-
- //
- // This line shows how to get a pointer to the miniport topology object.
- //
- PCMiniportTopology pMiniport = (PCMiniportTopology)PropertyRequest->MajorTarget;
- UNREFERENCED_VAR(pMiniport);
-
- if (IsEqualGUIDAligned(*PropertyRequest->PropertyItem->Set, KSPROPSETID_Jack))
- {
- if (PropertyRequest->PropertyItem->Id == KSPROPERTY_JACK_DESCRIPTION)
- {
- ntStatus = PropertyHandler_MicHsJackDescription(PropertyRequest);
- }
- else if (PropertyRequest->PropertyItem->Id == KSPROPERTY_JACK_DESCRIPTION2)
- {
- ntStatus = PropertyHandler_MicHsJackDescription2(PropertyRequest);
- }
- }
-
- return ntStatus;
-} // PropertyHandler_MicHsTopoFilter
-
-#pragma code_seg()
-
generated by cgit v1.3.1 (git 2.54.0) at 2026-08-13 09:15:54 +0000