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129 lines
2.4 KiB
129 lines
2.4 KiB
#pragma once
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#include "compdefs.h"
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#include "comp.h"
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BOOL
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FIsFilterDevice (HDEVINFO hdi, PSP_DEVINFO_DATA pdeid);
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PWSTR
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GetNextStringToken (
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IN OUT PWSTR pszString,
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IN PCWSTR pszDelims,
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OUT PWSTR* ppszNextToken);
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HRESULT
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HrOpenNetworkKey (
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IN REGSAM samDesired,
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OUT HKEY* phkey);
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HRESULT
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HrRegCreateKeyWithWorldAccess (
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HKEY hkey,
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PCWSTR pszSubkey,
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DWORD dwOptions,
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REGSAM samDesired,
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PHKEY phkey,
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LPDWORD pdwDisposition);
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LONG
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RegQueryValueType (
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IN HKEY hkey,
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IN PCWSTR pszValueName,
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IN DWORD dwType,
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OUT BYTE* pbData OPTIONAL,
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IN OUT DWORD* pcbData);
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LONG
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RegQueryGuid (
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IN HKEY hkey,
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IN PCWSTR pszValueName,
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OUT GUID* pguidData OPTIONAL,
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IN OUT DWORD* pcbData
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);
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VOID
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SignalNetworkProviderLoaded (
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VOID);
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VOID
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CreateInstanceKeyPath (
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NETCLASS Class,
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const GUID& InstanceGuid,
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PWSTR pszPath);
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VOID
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AddOrRemoveDontExposeLowerCharacteristicIfNeeded (
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IN OUT CComponent* pComponent);
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class CDynamicBuffer
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{
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private:
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PBYTE m_pbBuffer;
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ULONG m_cbConsumed;
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ULONG m_cbAllocated;
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ULONG m_cbGranularity;
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BOOL
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FGrowBuffer (
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ULONG cbGrow);
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public:
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CDynamicBuffer ()
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{
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ZeroMemory (this, sizeof(*this));
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}
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~CDynamicBuffer ()
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{
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MemFree (m_pbBuffer);
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}
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VOID
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Clear ()
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{
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// Most of the time, the buffer is treated as a string. Setting
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// the buffer to an empty string is a convienence for callers who
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// clear the buffer then try to use it as a string. This way, they
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// don't have to check the CountOfBytesUsed before accessing the
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// buffer contents.
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//
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AssertH (m_pbBuffer);
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AssertH (m_cbAllocated > sizeof(WCHAR));
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*((PWCHAR)m_pbBuffer) = 0;
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m_cbConsumed = 0;
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}
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ULONG
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CountOfBytesUsed ()
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{
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return m_cbConsumed;
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}
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const BYTE*
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PbBuffer ()
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{
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AssertH (m_pbBuffer);
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return m_pbBuffer;
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}
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VOID
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SetGranularity (
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ULONG cbGranularity)
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{
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m_cbGranularity = cbGranularity;
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}
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HRESULT
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HrReserveBytes (
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ULONG cbReserve);
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HRESULT
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HrCopyBytes (
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const BYTE* pbSrc,
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ULONG cbSrc);
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HRESULT
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HrCopyString (
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PCWSTR pszSrc);
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};
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