Sweden-Number/dlls/mscoree/config.c

470 lines
13 KiB
C

/*
* Configuration file parsing
*
* Copyright 2010 Vincent Povirk
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "ole2.h"
#include "msxml2.h"
#include "metahost.h"
#include "wine/list.h"
#include "mscoree_private.h"
#include "shlwapi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL( mscoree );
enum parse_state
{
STATE_ROOT,
STATE_CONFIGURATION,
STATE_STARTUP,
STATE_UNKNOWN
};
typedef struct ConfigFileHandler
{
const struct ISAXContentHandlerVtbl *lpVtbl;
const struct ISAXErrorHandlerVtbl *lpErrorVtbl;
LONG ref;
enum parse_state states[16];
int statenum;
parsed_config_file *result;
} ConfigFileHandler;
static inline ConfigFileHandler *impl_from_ISAXContentHandler(ISAXContentHandler *iface)
{
return (ConfigFileHandler *)((char*)iface - FIELD_OFFSET(ConfigFileHandler, lpVtbl));
}
static inline ConfigFileHandler *impl_from_ISAXErrorHandler(ISAXErrorHandler *iface)
{
return (ConfigFileHandler *)((char*)iface - FIELD_OFFSET(ConfigFileHandler, lpErrorVtbl));
}
static HRESULT WINAPI ConfigFileHandler_QueryInterface(ISAXContentHandler *iface,
REFIID riid, void **ppvObject)
{
if (IsEqualGUID(riid, &IID_ISAXContentHandler) ||
IsEqualGUID(riid, &IID_IUnknown))
{
*ppvObject = iface;
}
else
{
WARN("Unsupported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
ISAXContentHandler_AddRef(iface);
return S_OK;
}
static ULONG WINAPI ConfigFileHandler_AddRef(ISAXContentHandler *iface)
{
ConfigFileHandler *This = impl_from_ISAXContentHandler(iface);
return InterlockedIncrement(&This->ref);
}
static ULONG WINAPI ConfigFileHandler_Release(ISAXContentHandler *iface)
{
ConfigFileHandler *This = impl_from_ISAXContentHandler(iface);
ULONG ref = InterlockedDecrement(&This->ref);
if (ref == 0)
HeapFree(GetProcessHeap(), 0, This);
return ref;
}
static HRESULT WINAPI ConfigFileHandler_putDocumentLocator(ISAXContentHandler *iface,
ISAXLocator *pLocator)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_startDocument(ISAXContentHandler *iface)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_endDocument(ISAXContentHandler *iface)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_startPrefixMapping(ISAXContentHandler *iface,
const WCHAR *pPrefix, int nPrefix, const WCHAR *pUri, int nUri)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_endPrefixMapping(ISAXContentHandler *iface,
const WCHAR *pPrefix, int nPrefix)
{
return S_OK;
}
static HRESULT parse_startup(ConfigFileHandler *This, ISAXAttributes *pAttr)
{
static const WCHAR legacy[] = {'u','s','e','L','e','g','a','c','y','V','2','R','u','n','t','i','m','e','A','c','t','i','v','a','t','i','o','n','P','o','l','i','c','y',0};
static const WCHAR empty[] = {0};
LPCWSTR value;
int value_size;
HRESULT hr;
hr = ISAXAttributes_getValueFromName(pAttr, empty, 0, legacy, lstrlenW(legacy), &value, &value_size);
if (SUCCEEDED(hr))
FIXME("useLegacyV2RuntimeActivationPolicy=%s not implemented\n", debugstr_wn(value, value_size));
hr = S_OK;
return hr;
}
static HRESULT parse_supported_runtime(ConfigFileHandler *This, ISAXAttributes *pAttr)
{
static const WCHAR version[] = {'v','e','r','s','i','o','n',0};
static const WCHAR sku[] = {'s','k','u',0};
static const WCHAR empty[] = {0};
LPCWSTR value;
int value_size;
HRESULT hr;
supported_runtime *entry;
hr = ISAXAttributes_getValueFromName(pAttr, empty, 0, version, lstrlenW(version), &value, &value_size);
if (SUCCEEDED(hr))
{
TRACE("%s\n", debugstr_wn(value, value_size));
entry = HeapAlloc(GetProcessHeap(), 0, sizeof(supported_runtime));
if (entry)
{
entry->version = HeapAlloc(GetProcessHeap(), 0, (value_size + 1) * sizeof(WCHAR));
if (entry->version)
{
lstrcpyW(entry->version, value);
list_add_tail(&This->result->supported_runtimes, &entry->entry);
}
else
{
HeapFree(GetProcessHeap(), 0, entry);
hr = E_OUTOFMEMORY;
}
}
else
hr = E_OUTOFMEMORY;
}
else
WARN("Missing version attribute\n");
if (SUCCEEDED(hr))
{
hr = ISAXAttributes_getValueFromName(pAttr, empty, 0, sku, lstrlenW(sku), &value, &value_size);
if (SUCCEEDED(hr))
FIXME("sku=%s not implemented\n", debugstr_wn(value, value_size));
hr = S_OK;
}
return hr;
}
static HRESULT WINAPI ConfigFileHandler_startElement(ISAXContentHandler *iface,
const WCHAR *pNamespaceUri, int nNamespaceUri, const WCHAR *pLocalName,
int nLocalName, const WCHAR *pQName, int nQName, ISAXAttributes *pAttr)
{
ConfigFileHandler *This = impl_from_ISAXContentHandler(iface);
static const WCHAR configuration[] = {'c','o','n','f','i','g','u','r','a','t','i','o','n',0};
static const WCHAR startup[] = {'s','t','a','r','t','u','p',0};
static const WCHAR supportedRuntime[] = {'s','u','p','p','o','r','t','e','d','R','u','n','t','i','m','e',0};
HRESULT hr = S_OK;
TRACE("%s %s %s\n", debugstr_wn(pNamespaceUri,nNamespaceUri),
debugstr_wn(pLocalName,nLocalName), debugstr_wn(pQName,nQName));
if (This->statenum == sizeof(This->states) / sizeof(This->states[0]) - 1)
{
ERR("file has too much nesting\n");
return E_FAIL;
}
switch (This->states[This->statenum])
{
case STATE_ROOT:
if (nLocalName == sizeof(configuration)/sizeof(WCHAR)-1 &&
lstrcmpW(pLocalName, configuration) == 0)
{
This->states[++This->statenum] = STATE_CONFIGURATION;
break;
}
else
goto unknown;
case STATE_CONFIGURATION:
if (nLocalName == sizeof(startup)/sizeof(WCHAR)-1 &&
lstrcmpW(pLocalName, startup) == 0)
{
hr = parse_startup(This, pAttr);
This->states[++This->statenum] = STATE_STARTUP;
break;
}
else
goto unknown;
case STATE_STARTUP:
if (nLocalName == sizeof(supportedRuntime)/sizeof(WCHAR)-1 &&
lstrcmpW(pLocalName, supportedRuntime) == 0)
{
hr = parse_supported_runtime(This, pAttr);
This->states[++This->statenum] = STATE_UNKNOWN;
break;
}
else
goto unknown;
default:
goto unknown;
}
return hr;
unknown:
FIXME("Unknown element %s in state %u\n", debugstr_wn(pLocalName,nLocalName),
This->states[This->statenum]);
This->states[++This->statenum] = STATE_UNKNOWN;
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_endElement(ISAXContentHandler *iface,
const WCHAR *pNamespaceUri, int nNamespaceUri, const WCHAR *pLocalName,
int nLocalName, const WCHAR *pQName, int nQName)
{
ConfigFileHandler *This = impl_from_ISAXContentHandler(iface);
TRACE("%s %s %s\n", debugstr_wn(pNamespaceUri,nNamespaceUri),
debugstr_wn(pLocalName,nLocalName), debugstr_wn(pQName,nQName));
if (This->statenum > 0)
{
This->statenum--;
}
else
{
ERR("element end does not match a start\n");
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_characters(ISAXContentHandler *iface,
const WCHAR *pChars, int nChars)
{
TRACE("%s\n", debugstr_wn(pChars,nChars));
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_ignorableWhitespace(ISAXContentHandler *iface,
const WCHAR *pChars, int nChars)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_processingInstruction(ISAXContentHandler *iface,
const WCHAR *pTarget, int nTarget, const WCHAR *pData, int nData)
{
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_skippedEntity(ISAXContentHandler *iface,
const WCHAR * pName, int nName)
{
TRACE("%s\n", debugstr_wn(pName,nName));
return S_OK;
}
static const struct ISAXContentHandlerVtbl ConfigFileHandlerVtbl =
{
ConfigFileHandler_QueryInterface,
ConfigFileHandler_AddRef,
ConfigFileHandler_Release,
ConfigFileHandler_putDocumentLocator,
ConfigFileHandler_startDocument,
ConfigFileHandler_endDocument,
ConfigFileHandler_startPrefixMapping,
ConfigFileHandler_endPrefixMapping,
ConfigFileHandler_startElement,
ConfigFileHandler_endElement,
ConfigFileHandler_characters,
ConfigFileHandler_ignorableWhitespace,
ConfigFileHandler_processingInstruction,
ConfigFileHandler_skippedEntity
};
static HRESULT WINAPI ConfigFileHandler_Error_QueryInterface(ISAXErrorHandler *iface,
REFIID riid, void **ppvObject)
{
if (IsEqualGUID(riid, &IID_ISAXErrorHandler) ||
IsEqualGUID(riid, &IID_IUnknown))
{
*ppvObject = iface;
}
else
{
WARN("Unsupported interface %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
ISAXErrorHandler_AddRef(iface);
return S_OK;
}
static ULONG WINAPI ConfigFileHandler_Error_AddRef(ISAXErrorHandler *iface)
{
ConfigFileHandler *This = impl_from_ISAXErrorHandler(iface);
return IUnknown_AddRef((IUnknown*)This);
}
static ULONG WINAPI ConfigFileHandler_Error_Release(ISAXErrorHandler *iface)
{
ConfigFileHandler *This = impl_from_ISAXErrorHandler(iface);
return IUnknown_Release((IUnknown*)This);
}
static HRESULT WINAPI ConfigFileHandler_error(ISAXErrorHandler *iface,
ISAXLocator * pLocator, const WCHAR * pErrorMessage, HRESULT hrErrorCode)
{
WARN("%s,%x\n", debugstr_w(pErrorMessage), hrErrorCode);
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_fatalError(ISAXErrorHandler *iface,
ISAXLocator * pLocator, const WCHAR * pErrorMessage, HRESULT hrErrorCode)
{
WARN("%s,%x\n", debugstr_w(pErrorMessage), hrErrorCode);
return S_OK;
}
static HRESULT WINAPI ConfigFileHandler_ignorableWarning(ISAXErrorHandler *iface,
ISAXLocator * pLocator, const WCHAR * pErrorMessage, HRESULT hrErrorCode)
{
WARN("%s,%x\n", debugstr_w(pErrorMessage), hrErrorCode);
return S_OK;
}
static const struct ISAXErrorHandlerVtbl ConfigFileHandlerErrorVtbl =
{
ConfigFileHandler_Error_QueryInterface,
ConfigFileHandler_Error_AddRef,
ConfigFileHandler_Error_Release,
ConfigFileHandler_error,
ConfigFileHandler_fatalError,
ConfigFileHandler_ignorableWarning
};
static void init_config(parsed_config_file *config)
{
list_init(&config->supported_runtimes);
}
static HRESULT parse_config(VARIANT input, parsed_config_file *result)
{
ISAXXMLReader *reader;
ConfigFileHandler *handler;
HRESULT hr;
handler = HeapAlloc(GetProcessHeap(), 0, sizeof(ConfigFileHandler));
if (!handler)
return E_OUTOFMEMORY;
handler->lpVtbl = &ConfigFileHandlerVtbl;
handler->lpErrorVtbl = &ConfigFileHandlerErrorVtbl;
handler->ref = 1;
handler->states[0] = STATE_ROOT;
handler->statenum = 0;
handler->result = result;
hr = CoCreateInstance(&CLSID_SAXXMLReader, NULL, CLSCTX_INPROC_SERVER,
&IID_ISAXXMLReader, (LPVOID*)&reader);
if (SUCCEEDED(hr))
{
hr = ISAXXMLReader_putContentHandler(reader, (ISAXContentHandler*)&handler->lpVtbl);
if (SUCCEEDED(hr))
hr = ISAXXMLReader_putErrorHandler(reader, (ISAXErrorHandler*)&handler->lpErrorVtbl);
if (SUCCEEDED(hr))
hr = ISAXXMLReader_parse(reader, input);
ISAXXMLReader_Release(reader);
}
IUnknown_Release((IUnknown*)handler);
return S_OK;
}
extern HRESULT parse_config_file(LPCWSTR filename, parsed_config_file *result)
{
IStream *stream;
VARIANT var;
HRESULT hr;
HRESULT initresult;
init_config(result);
initresult = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
hr = SHCreateStreamOnFileW(filename, STGM_SHARE_DENY_WRITE | STGM_READ | STGM_FAILIFTHERE, &stream);
if (SUCCEEDED(hr))
{
V_VT(&var) = VT_UNKNOWN|VT_DISPATCH;
V_UNKNOWN(&var) = (IUnknown*)stream;
hr = parse_config(var, result);
IStream_Release(stream);
}
if (SUCCEEDED(initresult))
CoUninitialize();
return hr;
}
void free_parsed_config_file(parsed_config_file *file)
{
supported_runtime *cursor, *cursor2;
LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &file->supported_runtimes, supported_runtime, entry)
{
HeapFree(GetProcessHeap(), 0, cursor->version);
list_remove(&cursor->entry);
HeapFree(GetProcessHeap(), 0, cursor);
}
}