248 lines
6.7 KiB
C++
248 lines
6.7 KiB
C++
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#include "pch.h"
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#pragma hdrstop
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#include "file.h"
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#include "ncsetup.h"
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//+---------------------------------------------------------------------------
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//
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// Parse the specified INF section which corresponds to a component's
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// defintion. Return the upper-range and lower-range that the component
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// can bind over.
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// e.g. a section like:
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// [Tcpip]
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// UpperRange = "tdi"
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// LowerRange = "ndis5,ndis4,ndisatm,ndiswanip,ndis5_ip"
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//
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// Arguments:
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// inf [in]
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// pszSection [in]
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// pstrUpperRange [out]
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// pstrLowerRange [out]
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//
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// Returns: S_OK or an error code.
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//
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// Author: shaunco 25 Oct 1998
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//
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// Notes:
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//
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HRESULT
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HrParseComponentSection (
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IN HINF inf,
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IN PCWSTR pszSection,
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OUT tstring* pstrUpperRange,
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OUT tstring* pstrLowerRange)
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{
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HRESULT hr;
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// Initialize the output parameters.
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//
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pstrUpperRange->erase();
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pstrLowerRange->erase();
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// Get the UpperRange string. It is a set of comma-separated sub-strings.
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//
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hr = HrSetupGetFirstString (
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inf,
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pszSection,
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L"UpperRange",
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pstrUpperRange);
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if (S_OK == hr)
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{
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if (0 == _wcsicmp (L"noupper", pstrUpperRange->c_str()))
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{
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pstrUpperRange->erase();
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}
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}
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else if (SPAPI_E_LINE_NOT_FOUND != hr)
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{
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goto finished;
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}
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// Get the LowerRange string. It is a set of comma-separated sub-strings.
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//
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hr = HrSetupGetFirstString (
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inf,
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pszSection,
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L"LowerRange",
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pstrLowerRange);
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if (S_OK == hr)
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{
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if (0 == _wcsicmp (L"nolower", pstrLowerRange->c_str()))
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{
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pstrLowerRange->erase();
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}
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}
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else if (SPAPI_E_LINE_NOT_FOUND == hr)
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{
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hr = S_OK;
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}
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finished:
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TraceHr (ttidError, FAL, hr, FALSE, "HrParseComponentSection");
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Initialize a CNetConfig instance by reading information from an
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// INF-style file.
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//
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// Arguments:
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// pszFilepath [in]
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// pNetConfig [out]
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//
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// Returns: S_OK or an error code.
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//
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// Author: shaunco 25 Oct 1998
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//
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// Notes:
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//
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HRESULT
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HrLoadNetworkConfigurationFromFile (
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IN PCTSTR pszFilepath,
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OUT CNetConfig* pNetConfig)
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{
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CSetupInfFile inf;
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UINT unErrorLine;
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HRESULT hr;
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INFCONTEXT ctx;
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// Open the answer file. It will close itself in it's destructor.
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//
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hr = inf.HrOpen (
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pszFilepath, NULL,
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INF_STYLE_OLDNT | INF_STYLE_WIN4,
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&unErrorLine);
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if (S_OK == hr)
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{
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tstring strInfId;
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tstring strPnpId;
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tstring strUpperRange;
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tstring strLowerRange;
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BASIC_COMPONENT_DATA Data;
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CComponent* pComponent;
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// Find the [Components] section. This is a list of all of
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// the components involved.
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//
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hr = HrSetupFindFirstLine (inf.Hinf(),
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L"Components",
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NULL,
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&ctx);
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// Process each line in this section by creating a CComponent instance
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// for it and inserting it into the list of components owned by
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// the CNetConfig instance we are initializing.
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//
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while (S_OK == hr)
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{
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ZeroMemory (&Data, sizeof(Data));
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// Get each string field into a local variable and create
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// a new CComponent instance if all succeed.
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//
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//hr = HrSetupGetStringField (ctx, 0, &strInstanceId);
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//if (S_OK != hr) goto finished;
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CoCreateGuid(&Data.InstanceGuid);
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hr = HrSetupGetStringField (ctx, 1, &strInfId);
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if (S_OK != hr) goto finished;
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Data.pszInfId = strInfId.c_str();
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hr = HrSetupGetIntField (ctx, 2, (INT*)&Data.Class);
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if (S_OK != hr) goto finished;
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hr = HrSetupGetIntField (ctx, 3, (INT*)&Data.dwCharacter);
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if (S_OK != hr) goto finished;
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hr = HrSetupGetStringField (ctx, 4, &strPnpId);
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if (S_OK != hr) goto finished;
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Data.pszPnpId = strPnpId.c_str();
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hr = HrParseComponentSection (inf.Hinf(), strInfId.c_str(),
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&strUpperRange, &strLowerRange);
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if (S_OK != hr) goto finished;
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//Data.pszUpperRange = strUpperRange.c_str();
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//Data.pszLowerRange = strLowerRange.c_str();
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hr = CComponent::HrCreateInstance(
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&Data,
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CCI_DEFAULT,
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NULL,
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&pComponent);
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if (S_OK == hr)
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{
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hr = pNetConfig->Core.Components.HrInsertComponent (
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pComponent, INS_NON_SORTED);
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}
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// S_FALSE returned if there is no next line.
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//
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hr = HrSetupFindNextMatchLine (ctx, NULL, &ctx);
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}
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}
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if (SUCCEEDED(hr))
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{
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CComponentList* pComponents = &pNetConfig->Core.Components;
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ULONG ulUpperIndex;
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ULONG ulLowerIndex;
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CStackEntry StackEntry;
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// Find the [StackTable] section. This is a list of how the
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// components are "stacked" on each other.
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//
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hr = HrSetupFindFirstLine (inf.Hinf(),
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L"StackTable",
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NULL,
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&ctx);
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// Process each line in this section by initialzing a CStackEntry
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// structure and inserting a copy of it into the stack table
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// maintained by the CNetConfig instance we are initializing.
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//
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while (S_OK == hr)
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{
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hr = HrSetupGetIntField (ctx, 0, (INT*)&ulUpperIndex);
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if (S_OK != hr) goto finished;
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hr = HrSetupGetIntField (ctx, 1, (INT*)&ulLowerIndex);
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if (S_OK != hr) goto finished;
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StackEntry.pUpper = pComponents->PGetComponentAtIndex (
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ulUpperIndex);
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StackEntry.pLower = pComponents->PGetComponentAtIndex (
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ulLowerIndex);
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hr = pNetConfig->Core.StackTable.HrInsertStackEntry (
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&StackEntry, INS_SORTED);
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if (S_OK != hr) goto finished;
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// S_FALSE returned if there is no next line.
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//
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hr = HrSetupFindNextMatchLine (ctx, NULL, &ctx);
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}
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}
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if (S_FALSE == hr)
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{
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hr = S_OK;
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}
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if (S_OK == hr)
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{
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pNetConfig->Core.DbgVerifyData();
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}
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finished:
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TraceHr (ttidError, FAL, hr, FALSE, "HrLoadNetworkConfigurationFromFile");
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return hr;
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}
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