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windows-nt/Source/XPSP1/NT/base/win32/fusion/app/appprotocol.cxx

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2020-09-26 03:20:57 -05:00
/**
* Asynchronous pluggable protocol for Applications
*
* Copyright (C) Microsoft Corporation, 2000
*/
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
#include "precomp.h"
#include "app.h"
#include <stdio.h> // for _snprintf
char * stristr(char *pszMain, char *pszSub)
{
char * pszCur = pszMain;
char ch = (char) tolower(*pszSub);
int cb = strlen(pszSub) - 1; // -1 to ignore leading character
for (;;) {
while (tolower(*pszCur) != ch && *pszCur)
pszCur++;
if (!*pszCur)
return NULL;
if (_strnicmp(pszCur + 1, pszSub + 1, cb) == 0)
return pszCur;
pszCur++;
}
}
/**
* Return last Win32 error as an HRESULT.
*/
HRESULT
GetLastWin32Error()
{
// Win 95 can return 0, even when there's an error.
DWORD dw = GetLastError();
return dw ? HRESULT_FROM_WIN32(dw) : E_FAIL;
}
HRESULT
RunCommand(WCHAR *cmdLine)
{
HRESULT hr = S_OK;
STARTUPINFO si;
PROCESS_INFORMATION pi;
ZeroMemory(&si, sizeof(si));
ZeroMemory(&pi, sizeof(pi));
si.cb = sizeof(si);
if(!CreateProcess(NULL, cmdLine, NULL, NULL, TRUE, 0, NULL, NULL, &si, &pi))
{
hr = GetLastWin32Error();
goto exit;
}
if(WaitForSingleObject(pi.hProcess, 180000L) == WAIT_TIMEOUT)
{
hr = HRESULT_FROM_WIN32(ERROR_TIMEOUT);
goto exit;
}
exit:
if(pi.hProcess) CloseHandle(pi.hProcess);
if(pi.hThread) CloseHandle(pi.hThread);
return hr;
}
#define ToHex(val) val <= 9 ? val + '0': val - 10 + 'A'
DWORD ConvertToHex(WCHAR* strForm, BYTE* byteForm, DWORD dwSize)
{
DWORD i = 0;
DWORD j = 0;
for(i = 0; i < dwSize; i++) {
strForm[j++] = ToHex((0xf & byteForm[i]));
strForm[j++] = ToHex((0xf & (byteForm[i] >> 4)));
}
strForm[j] = L'\0';
return j;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// {B8BF3C7E-4DB6-4fdb-9CD3-13D2CE728CA8}, by guidgen VS7
CLSID CLSID_AppProtocol = { 0xb8bf3c7e,
0x4db6, 0x4fdb,
{ 0x9c, 0xd3, 0x13, 0xd2, 0xce, 0x72, 0x8c, 0xa8 } };
BOOL g_fStarted = FALSE;
AppProtocolFactory g_AppProtocolFactory;
IInternetSecurityManager* g_pSecurityMgr = NULL;
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Class AppProtocol ctor
AppProtocol::AppProtocol(IUnknown * pUnkOuter)
: m_refs (1),
m_pProtocolSink (NULL),
// m_cookie (NULL),
m_fullUri (NULL),
m_uriPath (NULL),
m_queryString (NULL),
m_appOrigin (NULL),
m_appRoot (NULL),
m_appRootTranslated (NULL),
m_extraHeaders (NULL),
m_inputDataSize (0),
m_inputData (NULL),
m_pInputRead (NULL),
m_pOutputRead (NULL),
m_pOutputWrite (NULL),
m_started (FALSE),
m_aborted (FALSE),
m_done (FALSE),
m_responseMimeType (NULL),
m_cbOutput (0),
m_extraHeadersUpr (NULL),
m_strResponseHeader (NULL),
m_postedMimeType (NULL),
m_verb (NULL),
m_localStoreFilePath (NULL),
m_appType (APPTYPE_IE),
m_status (STATUS_CLEAR)
{
m_pUnkOuter = (pUnkOuter ? pUnkOuter : (IUnknown *)(IPrivateUnknown *)this);
InitializeCriticalSection(&m_csOutputWriter);
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
void
AppProtocol::Cleanup()
{
ClearInterface(&m_pOutputRead);
ClearInterface(&m_pOutputWrite);
ClearInterface(&m_pProtocolSink);
ClearInterface(&m_pInputRead);
m_appType = APPTYPE_IE;
m_status = STATUS_CLEAR;
m_done = TRUE;
m_aborted = FALSE; //???
if (m_bindinfo.cbSize)
{
ReleaseBindInfo(&m_bindinfo);
ZeroMemory(&m_bindinfo, sizeof(m_bindinfo));
}
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
void
AppProtocol::FreeStrings()
{
MemClearFn((void **)&m_fullUri);
m_uriPath = NULL;
m_queryString = NULL;
MemClearFn((void **)&m_appOrigin) ;
m_appRoot = NULL;
MemClearFn((void **)&m_appRootTranslated);
if(m_extraHeaders)
{
CoTaskMemFree(m_extraHeaders);
m_extraHeaders = NULL;
}
// MemClearFn((void **)&m_cookie);
MemClearFn((void **)&m_extraHeadersUpr);
MemClearFn((void **)&m_strResponseHeader);
MemClearFn((void **)&m_verb);
MemClearFn((void **)&m_postedMimeType);
MemClearFn((void **)&m_responseMimeType);
MemClearFn((void **)&m_localStoreFilePath);
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
AppProtocol::~AppProtocol()
{
FreeStrings();
Cleanup();
DeleteCriticalSection(&m_csOutputWriter);
if (g_pSecurityMgr != NULL)
{
g_pSecurityMgr->Release();
g_pSecurityMgr = NULL;
}
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Private QI
ULONG
AppProtocol::PrivateAddRef()
{
return ++m_refs;
}
ULONG
AppProtocol::PrivateRelease()
{
if (--m_refs > 0)
return m_refs;
delete this;
return 0;
}
HRESULT
AppProtocol::PrivateQueryInterface(
REFIID iid,
void** ppv)
{
*ppv = NULL;
if (iid == IID_IInternetProtocol ||
iid == IID_IInternetProtocolRoot)
{
*ppv = (IInternetProtocol *)this;
}
else if (iid == IID_IUnknown)
{
*ppv = (IUnknown *)(IPrivateUnknown *)this;
}
else if (iid == IID_IWinInetHttpInfo)
{
*ppv = (IWinInetHttpInfo *)this;
}
else
{
return E_NOINTERFACE;
}
((IUnknown *)*ppv)->AddRef();
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// Public (delegated) QI
ULONG
AppProtocol::AddRef()
{
m_pUnkOuter->AddRef();
return PrivateAddRef();
}
ULONG
AppProtocol::Release()
{
m_pUnkOuter->Release();
return PrivateRelease();
}
HRESULT
AppProtocol::QueryInterface(
REFIID iid,
void ** ppv)
{
return m_pUnkOuter->QueryInterface(iid, ppv);
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Start(
LPCWSTR url,
IInternetProtocolSink * pProtocolSink,
IInternetBindInfo * pBindInfo,
DWORD grfSTI,
DWORD )
{
HRESULT hr = S_OK;
WCHAR * Strings[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
DWORD cStrings = sizeof(Strings) / sizeof(Strings[0]);
// DWORD cookieSize = 0;
IServiceProvider * pServiceProvider = NULL;
IHttpNegotiate * pHttpNegotiate = NULL;
FreeStrings();
ReplaceInterface(&m_pProtocolSink, pProtocolSink);
// ?????
if (grfSTI & PI_PARSE_URL)
goto exit;
if (pProtocolSink == NULL)
{
hr = E_INVALIDARG;
goto exit;
}
// get bindinfo
m_bindinfo.cbSize = sizeof(BINDINFO);
if (pBindInfo != NULL)
{
if (FAILED(hr = pBindInfo->GetBindInfo(&m_bindf, &m_bindinfo)))
goto exit;
}
if (m_bindinfo.dwCodePage == 0)
m_bindinfo.dwCodePage = CP_ACP;
// extract root, uri path and query string from url
if (FAILED(hr = ParseUrl(url)))
goto exit;
// get to headers in MSHtml
if (FAILED(hr = pBindInfo->QueryInterface(IID_IServiceProvider, (void **) &pServiceProvider)))
goto exit;
if(pServiceProvider != NULL)
{
if (FAILED(hr = pServiceProvider->QueryService(IID_IHttpNegotiate, IID_IHttpNegotiate, (void **) &pHttpNegotiate)))
goto exit;
if(pHttpNegotiate != NULL)
{
hr = pHttpNegotiate->BeginningTransaction(url, NULL, 0, &m_extraHeaders);
pHttpNegotiate->Release();
pHttpNegotiate = NULL;
if (FAILED(hr))
goto exit;
}
pServiceProvider->Release();
pServiceProvider = NULL;
}
// determine verb
switch (m_bindinfo.dwBindVerb)
{
case BINDVERB_GET:
m_verb = DuplicateString(L"GET");
break;
case BINDVERB_POST:
m_verb = DuplicateString(L"POST");
break;
case BINDVERB_PUT:
m_verb = DuplicateString(L"PUT");
break;
default:
if (m_bindinfo.szCustomVerb != NULL && m_bindinfo.dwBindVerb == BINDVERB_CUSTOM)
{
m_verb = DuplicateString(m_bindinfo.szCustomVerb);
}
else
{
m_verb = DuplicateString(L"GET");
}
break;
}
// get mime type of posted data from binding
hr = pBindInfo->GetBindString(BINDSTRING_POST_DATA_MIME, Strings, cStrings, &cStrings);
if(hr == S_OK && cStrings)
{
DWORD i;
m_postedMimeType = DuplicateString(Strings[0]);
if (m_postedMimeType == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
for(i = 0; i < cStrings; i++)
CoTaskMemFree(Strings[i]);
}
// don't fail if we failed to get bind string,
hr = S_OK;
// retrieve cookie
/* cookieSize = 0;
if(g_pInternetGetCookieW(m_fullUri, NULL, NULL, &cookieSize) && cookieSize)
{
m_cookie = (WCHAR *)MemAlloc(cookieSize + sizeof(WCHAR));
if (m_cookie == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
g_pInternetGetCookieW(m_fullUri, NULL, m_cookie, &cookieSize);
}
*/
// Input data
if (m_bindinfo.stgmedData.tymed == TYMED_HGLOBAL)
{
m_inputDataSize = m_bindinfo.cbstgmedData;
m_inputData = (BYTE *)m_bindinfo.stgmedData.hGlobal;
}
else if (m_bindinfo.stgmedData.tymed == TYMED_ISTREAM)
{
STATSTG statstg;
ReplaceInterface(&m_pInputRead, m_bindinfo.stgmedData.pstm);
if(m_pInputRead)
{
hr = m_pInputRead->Stat(&statstg, STATFLAG_NONAME);
if(hr == S_OK)
m_inputDataSize = statstg.cbSize.LowPart;
else
m_inputDataSize = (DWORD)-1;
}
}
if (FAILED(hr = CreateStreamOnHGlobal(NULL, TRUE, &m_pOutputWrite)))
goto exit;
if (FAILED(hr = m_pOutputWrite->Clone(&m_pOutputRead)))
goto exit;
PROTOCOLDATA protData;
protData.dwState = 1;
protData.grfFlags = PI_FORCE_ASYNC;
protData.pData = NULL;
protData.cbData = 0;
pProtocolSink->Switch(&protData);
//*** hr = E_PENDING;
exit:
if (pHttpNegotiate)
{
pHttpNegotiate->Release();
pHttpNegotiate = NULL;
}
if (pServiceProvider)
{
pServiceProvider->Release();
pServiceProvider = NULL;
}
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Continue(
PROTOCOLDATA * pProtData)
{
HRESULT hr = S_OK;
// CHAR appDomainPath[MAX_PATH] = "";
WCHAR appRootTranslated[MAX_PATH];
if(pProtData->dwState != 1)
{
hr = E_FAIL;
goto exit;
}
// step 1: "install" the specified file
appRootTranslated[0] = L'\0';
hr = SetupAndInstall(m_fullUri, appRootTranslated);
if (FAILED(hr))
goto exit;
if (m_localStoreFilePath == NULL)
{
hr = E_FAIL;
goto exit;
}
m_appRootTranslated = DuplicateString(appRootTranslated);
if (m_appRootTranslated == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
// step 2: check error status
if ((m_status & STATUS_OFFLINE_MODE) && (m_status & STATUS_NOT_IN_CACHE))
{
char buffer[100 + MAX_PATH];
SendHeaders(HTTP_RESPONSEOK);
_snprintf(buffer, 100+MAX_PATH, "Error: In offline mode and file not found in application store.\r\nLocal path expected- %ws", m_localStoreFilePath);
WriteBytes((BYTE*) buffer, lstrlenA(buffer)+1);
hr = Finish();
goto exit;
}
// step 3: process different file types
if (m_appType == APPTYPE_BYMANIFEST)
{
char buffer[512 + MAX_PATH];
SendHeaders(HTTP_RESPONSEOK);
// ???? ignore if excess buffer len
// do this before as m_localStoreFilePath might be overwritten
_snprintf(buffer, 512 + MAX_PATH, "Application installed and executed with manifest file - %ws\r\nSource - %ws", m_localStoreFilePath, m_fullUri);
if (FAILED(hr = ProcessAppManifest()))
goto exit;
WriteBytes((BYTE *) buffer, lstrlenA(buffer)+1); //???? includes last '\0'
hr = Finish();
}
else if (m_appType == APPTYPE_ASM)
{
char buffer[512 + MAX_PATH];
SendHeaders(HTTP_RESPONSEOK);
// ???? ignore if excess buffer len
_snprintf(buffer, 512+MAX_PATH, "Assembly Executed - %ws\r\nSource - %ws", m_localStoreFilePath, m_fullUri);
WriteBytes((BYTE*) buffer, lstrlenA(buffer)+1); //???? includes last '\0'
hr = Finish();
}
else if (m_appType == APPTYPE_IE)
{
DWORD dwLength;
BYTE buffer[512];
char header[60];
HANDLE hFile;
int len;
WCHAR* p;
// set mime type
// assume lower cases
len = lstrlen(m_localStoreFilePath);
p = m_localStoreFilePath + len - 5;
if ((p[1] == L'.' && p[2] == L'h' && p[3] == L't' && p[4] == L'm')
|| (p[0] == L'.' && p[1] == L'h' && p[2] == L't' && p[3] == L'm' && p[4] == L'l')) //L".htm" ".html"
sprintf(header, "%s\r\nContent-Type: text/html\r\n", HTTP_RESPONSEOK);
else if (p[1] == L'.' && p[2] == L'g' && p[3] == L'i' && p[4] == L'f') //L".gif"
sprintf(header, "%s\r\nContent-Type: image/gif\r\n", HTTP_RESPONSEOK);
else if ((p[1] == L'.' && p[2] == L'j' && p[3] == L'p' && p[4] == L'g')
|| (p[0] == L'.' && p[1] == L'j' && p[2] == L'p' && p[3] == L'e' && p[4] == L'g')) //L".jpg" ".jpeg"
sprintf(header, "%s\r\nContent-Type: image/jpeg\r\n", HTTP_RESPONSEOK);
else
sprintf(header, "%s", HTTP_RESPONSEOK);
SendHeaders(header);
hFile = CreateFile(m_localStoreFilePath, GENERIC_READ, 0, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
hr = GetLastWin32Error();
goto exit;
}
ZeroMemory(buffer, sizeof(buffer));
while ( ReadFile (hFile, buffer, 512, &dwLength, NULL) && dwLength )
{
WriteBytes(buffer, dwLength);
}
if (hFile != INVALID_HANDLE_VALUE)
CloseHandle(hFile);
hr = Finish();
}
exit:
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Finish()
{
HRESULT hr = S_OK;
if (m_done == FALSE)
{
m_done = TRUE;
m_pProtocolSink->ReportData(BSCF_LASTDATANOTIFICATION | BSCF_DATAFULLYAVAILABLE, 0, m_cbOutput);
if (m_aborted == FALSE)
m_pProtocolSink->ReportResult(S_OK, 0, NULL);
}
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Abort(
HRESULT hrReason,
DWORD )
{
HRESULT hr = S_OK;
m_aborted = TRUE;
if (m_pProtocolSink != NULL)
{
hr = m_pProtocolSink->ReportResult(hrReason, 0, 0);
if (FAILED(hr))
goto exit;
}
exit:
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Terminate(
DWORD )
{
Cleanup();
return S_OK;
}
HRESULT
AppProtocol::Suspend()
{
return E_NOTIMPL;
}
HRESULT
AppProtocol::Resume()
{
return E_NOTIMPL;
}
HRESULT
AppProtocol::Read(
void *pv,
ULONG cb,
ULONG *pcbRead)
{
HRESULT hr;
hr = m_pOutputRead->Read(pv, cb, pcbRead);
// We must only return S_FALSE when we have hit the absolute end of the stream
// If we think there is more data coming down the wire, then we return E_PENDING
// here. Even if we return S_OK and no data, UrlMON will still think we've hit
// the end of the stream.
// if (S_OK == hr && 0 == *pcbRead)
//****
if (S_OK == hr && (0 == *pcbRead || cb > *pcbRead))
{
hr = m_done ? S_FALSE : E_PENDING;
}
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::Seek(
LARGE_INTEGER offset,
DWORD origin,
ULARGE_INTEGER *pPos)
{
return m_pOutputRead->Seek(offset, origin, pPos);
}
HRESULT
AppProtocol::LockRequest(
DWORD )
{
return S_OK;
}
HRESULT
AppProtocol::UnlockRequest()
{
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::SendHeaders(
LPSTR headers)
{
HRESULT hr = S_OK;
// DWORD flags = 0;
DWORD dwLength = 0;
LPSTR mime = NULL;
LPSTR tail = NULL;
int iHLen = 0;
if(headers == NULL)
{
hr = E_UNEXPECTED;
goto exit;
}
if (m_strResponseHeader != NULL)
MemFree(m_strResponseHeader);
iHLen = strlen(headers);
m_strResponseHeader = (WCHAR *) MemAllocClear(iHLen*sizeof(WCHAR) + 512);
if (m_strResponseHeader != NULL)
{
wcscpy(m_strResponseHeader, L"Server: Microsoft.Net-App/1.0\r\nDate:"); // Microsoft-IIS/App 1.0
WCHAR szTemp[100];
szTemp[0] = NULL;
GetDateFormat(LOCALE_USER_DEFAULT, DATE_LONGDATE, NULL, NULL, szTemp, 100);
wcscat(m_strResponseHeader, szTemp);
wcscat(m_strResponseHeader, L" ");
GetTimeFormat(LOCALE_USER_DEFAULT, 0, NULL, NULL, szTemp, 100);
wcscat(m_strResponseHeader, szTemp);
wcscat(m_strResponseHeader, L"\r\n");
int iLen = wcslen(m_strResponseHeader);
MultiByteToWideChar(CP_ACP, 0, headers, -1, &m_strResponseHeader[iLen], iHLen + 256 - iLen - 1);
}
mime = stristr(headers, "Content-Type:");
if(mime)
{
mime += 13;
while(*mime && isspace(*mime))
mime++;
tail = mime;
while(*tail && *tail != '\r')
tail++;
dwLength = tail - mime;
if(dwLength)
{
if (m_responseMimeType)
MemFree(m_responseMimeType);
m_responseMimeType = (WCHAR *) MemAlloc((dwLength + 1) * sizeof(WCHAR));
if (m_responseMimeType == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
MultiByteToWideChar(CP_ACP, 0, mime, dwLength, m_responseMimeType, dwLength);
m_responseMimeType[dwLength] = L'\0';
}
}
if (m_responseMimeType && *m_responseMimeType)
m_pProtocolSink->ReportProgress(BINDSTATUS_VERIFIEDMIMETYPEAVAILABLE, m_responseMimeType);
else
m_pProtocolSink->ReportProgress(BINDSTATUS_MIMETYPEAVAILABLE, L"text/plain"); //proper default not L"text/html");
//**** SaveCookie(headers);
exit:
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/*HRESULT
AppProtocol::SaveCookie(
LPSTR header)
{
HRESULT hr = S_OK;
LPSTR cookie, tail;
WCHAR *cookieBody = NULL;
int bodyLength;
for(cookie = stristr(header, "Set-Cookie:");
cookie != NULL;
cookie = (*tail ? stristr(tail, "Set-Cookie:") : NULL)) //???? added () around ? :
{
cookie += 11;
while(*cookie && isspace(*cookie))
cookie++;
tail = cookie;
while(*tail && *tail != '\r')
tail++;
bodyLength = tail - cookie;
if(bodyLength)
{
cookieBody = (WCHAR *)MemAlloc(sizeof(WCHAR) *(bodyLength + 1));
if (cookieBody == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
MultiByteToWideChar(CP_ACP, 0, cookie, bodyLength, cookieBody, bodyLength);
cookieBody[bodyLength] = '\0';
if(!g_pInternetSetCookieW(m_cookiePath, NULL, cookieBody))
{
hr = GetLastWin32Error();
goto exit;
}
}
}
exit:
if (cookieBody)
MemFree(cookieBody);
return hr;
}*/
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::WriteBytes(
BYTE * buffer,
DWORD dwLength)
{
HRESULT hr = S_OK;
DWORD flags = 0;
EnterCriticalSection(&m_csOutputWriter);
if (!m_pOutputWrite)
{
hr = E_UNEXPECTED;
}
if (FAILED(hr = m_pOutputWrite->Write(buffer, dwLength, &dwLength)))
goto exit;
m_cbOutput += dwLength;
if (!m_started)
{
m_started = TRUE;
flags |= BSCF_FIRSTDATANOTIFICATION;
}
else //****
if (m_done)
{
flags |= BSCF_LASTDATANOTIFICATION | BSCF_DATAFULLYAVAILABLE;
}
else //****
flags |= BSCF_INTERMEDIATEDATANOTIFICATION;
if (FAILED(hr = m_pProtocolSink->ReportData(flags, dwLength, m_cbOutput)))
goto exit;
exit:
LeaveCriticalSection(&m_csOutputWriter);
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/*int
AppProtocol::GetKnownRequestHeader (
LPCWSTR szHeader,
LPWSTR buf,
int size)
{
if (szHeader == NULL || szHeader[0] == NULL || wcslen(szHeader) > 256)
return 0;
LPCWSTR szReturn = NULL;
LPCWSTR szStart = NULL;
int iLen = 0;
HRESULT hr = S_OK;
// int iter = 0;
WCHAR szHeadUpr[260] = L"";
wcscpy(szHeadUpr, szHeader);
_wcsupr(szHeadUpr);
if (wcscmp(szHeadUpr, SZ_HTTP_COOKIE) == 0)
{
szReturn = m_cookie;
iLen = (m_cookie ? wcslen(m_cookie) : 0);
goto exit;
}
if (m_extraHeadersUpr == NULL && m_extraHeaders != NULL)
{
m_extraHeadersUpr = DuplicateString(m_extraHeaders);
if (m_extraHeadersUpr == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
_wcsupr(m_extraHeadersUpr);
}
if (m_extraHeadersUpr == NULL)
goto exit;
szStart = wcsstr(m_extraHeadersUpr, szHeadUpr);
if (szStart == NULL)
goto exit;
iLen = wcslen(szHeadUpr);
szReturn = &(m_extraHeaders[iLen+1]);
while(iswspace(*szReturn))
szReturn++;
for (iLen = 0; szReturn[iLen] != L'\r' && szReturn[iLen] != NULL; iLen++);
exit:
if (szReturn == NULL || iLen == 0)
return 0;
if (iLen >= size)
return -(iLen + 1);
buf[iLen] = NULL;
memcpy(buf, szReturn, iLen*sizeof(WCHAR));
return iLen;
}
*/
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
//
// TODO: make it real, netclasses, manifest and all that
//
// ???? construct filename, create directory
HRESULT
AppProtocol::SetupAndInstall(
LPTSTR url, /* *not* ok to modify */
LPTSTR path /* out */)
{
HRESULT hr = S_OK;
// WCHAR *installFromPath = NULL; // full path - app://www.microsoft.com/app5/app.manifest
WCHAR *origin = NULL; // src - www.microsoft.com/app5
WCHAR *p, *q;
int i, j;
// skip app:// part
origin = DuplicateString(url + lstrlen(PROTOCOL_SCHEME));
if (origin == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
// installFromPath = (WCHAR *) MemAlloc((lstrlen(origin/*url*/) + lstrlen(HTTP_SCHEME)/*MAX_PATH*/) * sizeof(WCHAR));
// if (installFromPath == NULL)
// {
// hr = E_OUTOFMEMORY;
// goto exit;
// }
//???????????????????????
WCHAR installFromPath[MAX_URL_LENGTH];
lstrcpy(installFromPath, HTTP_SCHEME);
lstrcat(installFromPath, origin);
// assume file name is given (it's now passed in) - not myweb.cab
// better? - check if last contain ".", if so assume has filename, else attach app.manifest as filename
// lstrcat(installFromPath, L"/MyWeb.cab"); //????????? if no filename it will get index.html, if exists!
// remove the filename, if specified
// ?????????? this assume all filename has a '.'
p = wcsrchr(origin, L'/');
q = wcsrchr(origin, L'.');
if (p && q && /*((p - origin) > 6) &&*/ (p < q))
*p = L'\0';
// else - no filename -> do something to installFromPath? or no '/' after "app://" in url
else
{
hr = E_INVALIDARG;
goto exit;
}
// install to
if(GetEnvironmentVariable(L"ProgramFiles", path, MAX_PATH-lstrlen(STORE_PATH)-1) == 0) //????????
{
//
hr = CO_E_PATHTOOLONG;//E_FAIL;
goto exit;
}
// ????????
lstrcat(path, STORE_PATH);
if(!CreateDirectory(path, NULL) && GetLastError() != ERROR_ALREADY_EXISTS)
{
hr = GetLastWin32Error();
goto exit;
}
lstrcat(path, L"\\");
i = lstrlen(path);
j = 0;
while(origin[j])
{
if(origin[j] == L'/')
{
path[i] = L'\0';
if(!CreateDirectory(path, NULL) && GetLastError() != ERROR_ALREADY_EXISTS)
{
hr = GetLastWin32Error();
goto exit;
}
path[i] = L'\\';
}
else
path[i] = origin[j];
i++;
j++;
}
path[i] = L'\0';
if(!CreateDirectory(path, NULL) && GetLastError() != ERROR_ALREADY_EXISTS)
{
hr = GetLastWin32Error();
goto exit;
}
// grab the files
hr = InstallInternetFile(installFromPath, path);
exit:
// if(installFromPath) MemFree(installFromPath);
if(origin) MemFree(origin);
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
//
// given the url like MyWeb://www.site.com/app/something/else?querystring=aa
// sets
// m_uriPath to /app/something/else
// m_queryString to querystring=aa
// m_appRoot to /app or
// /app/something or
// /app/something/else,
// depending on which was successfully mapped to
// m_appRootTranslated to, for instance, c:\program files\site app\
// not set till SetupAndInstall() is called
// m_appOrigin to www.site.com
// m_fullUri to myweb://www.site.com/app/something/else
//
// if application was not installed, attempts to install it
//
// ???? setup strings, find out if needs install
HRESULT
AppProtocol::ParseUrl(LPCTSTR url)
{
HRESULT hr = S_OK;
WCHAR slash = L'/';
WCHAR *p, *base;
int cchFullUri = 0;
// WCHAR appRootTranslated[MAX_PATH];
// copy the cookie path into member variable
m_fullUri = DuplicateString(url);
if (m_fullUri == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
// locate, store and strip query string, if any
p = wcschr(m_fullUri, L'?');
if(p != NULL && p[1] != L'\0')
{
m_queryString = p + 1;
*p = L'\0';
}
// ????? to be moved
// assume lower cases
// need to find from end, skip ?querystring, use m_fullUri instead?
cchFullUri = lstrlen(m_fullUri);
m_appType = APPTYPE_IE;
// ????? BUGBUG assume >= than 9 characters
if (cchFullUri >= 9)
{
p = m_fullUri + cchFullUri - 5;
/* if (p[0] != L'.' && p[1] != L'.')
// error? no extension
m_appType = APPTYPE_IE;
else*/
if (p[1] == L'.' && (p[2] == L'e' && p[3] == L'x' && p[4] == L'e')
|| (p[2] == L'd' && p[3] == L'l' && p[4] == L'l')) //L".exe" ".dll"
m_appType = APPTYPE_ASM; // (check asm or not?)
else if (p[0] == L'.' && p[1] == L'a' && p[2] == L's' && p[3] == L'p' && p[4] == L'x') //L".aspx"
m_appType = APPTYPE_MYWEB;
else if (wcsncmp(p = m_fullUri + cchFullUri - 9, L".manifest", 9) == 0)
m_appType = APPTYPE_BYMANIFEST;
//else //default or others
// m_appType = APPTYPE_IE;
}
// skip through protocol://
p = wcschr(m_fullUri, L':');
if(p == NULL || p[1] != slash || p[2] != slash || p[3] == L'\0')
{
hr = E_INVALIDARG;
}
// copy full origin path
m_appOrigin = DuplicateString(p + 3);
if (m_appOrigin == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
// point to the end of site
base = wcschr(m_appOrigin, slash);
if(base == NULL)
{
hr = E_INVALIDARG;
goto exit;
}
// appRootTranslated[0] = L'\0';
// tear off one segment at a time from the end
while((p = wcsrchr(m_appOrigin, slash)) != base)
{
*p = L'\0';
// if(GetAppBaseDir(m_appOrigin, appRootTranslated) == S_OK)
// {
// break;
// }
}
// moved to Continue()
// if(appRootTranslated[0] == L'\0')
// {
// WCHAR * appPath = DuplicateString(m_fullUri);
// WCHAR * p;
// application not installed, install it
/* if (appPath == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
*/
// ???? why? - this will remove the last - supposingly the filename?
// p = wcsrchr(appPath, L'/');
// if(p) *p = NULL;
// hr = SetupAndInstall(m_fullUri/*appPath*/, appRootTranslated);
// if (FAILED(hr))
// goto exit;
// if(appPath) MemFree(appPath);
// }
/* m_appRootTranslated = DuplicateString(appRootTranslated);
if (m_appRootTranslated == NULL)
{
hr = E_OUTOFMEMORY;
goto exit;
}
*/
m_appRoot = wcschr(m_appOrigin, slash);
// ???? this should be ok
/* if(m_appRoot == NULL)
{
hr = E_INVALIDARG;
goto exit;
}
*/
if (m_appRoot)
m_uriPath = wcsstr(m_fullUri, m_appRoot);
else
// ???? this should be ok
m_uriPath = NULL;
exit:
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
//
// Note: appRoot is assumed to have enough space (MAX_PATH)
//
/*HRESULT AppProtocol::GetAppBaseDir(LPCTSTR base, LPTSTR appRoot)
{
HKEY hKey = NULL;
HRESULT hr = E_FAIL;
HKEY hSubKey = NULL;
appRoot[0] = L'\0';
if(RegOpenKeyEx(HKEY_LOCAL_MACHINE, MYWEBS_KEY, 0, KEY_READ, &hKey) != ERROR_SUCCESS)
{
hr = GetLastWin32Error();
goto exit;
}
if(RegOpenKeyEx(hKey, base, 0, KEY_READ, &hSubKey) == ERROR_SUCCESS)
{
DWORD dwType, cb = MAX_PATH * sizeof(WCHAR);
if(RegQueryValueEx(hSubKey, MYWEBS_APPROOT, NULL, &dwType, (LPBYTE)appRoot, &cb) == ERROR_SUCCESS)
{
dwType = GetFileAttributes(appRoot);
if (dwType == (DWORD) -1 || (dwType & FILE_ATTRIBUTE_DIRECTORY) == 0)
appRoot[0] = NULL;
else
hr = S_OK;
}
RegCloseKey(hSubKey);
}
RegCloseKey(hKey);
//exit:
return hr;
}*/
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// ???????called only from managed code?
WCHAR *
AppProtocol::MapString(
int key)
{
/* switch(key)
{
case IEWR_URIPATH:
return m_uriPath;
case IEWR_QUERYSTRING:
return m_queryString;
case IEWR_VERB:
return m_verb;
case IEWR_APPPATH:
return m_appRoot;
case IEWR_APPPATHTRANSLATED:
return m_appRootTranslated;
default:*/
if (key)
key=key; // ???????
return NULL;
// }
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// ????????called only from managed code?
int
AppProtocol::GetStringLength(
int key)
{
WCHAR *targetString = MapString(key);
return targetString ? lstrlen(targetString) + 1 : 0;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
int
AppProtocol::GetString(
int key,
WCHAR * buf,
int size)
{
WCHAR *targetString = MapString(key);
int len;
if(targetString == NULL)
return 0;
len = lstrlen(targetString);
if(len >= size)
return 0;
lstrcpy(buf, targetString);
return len + 1;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/*int
AppProtocol::MapPath(
WCHAR * virtualPath,
WCHAR * physicalPath,
int length)
{
int requiredLength = lstrlen(m_appRootTranslated) + 2;
int rootLength = lstrlen(m_appRoot);
int i = 0;
if(virtualPath && virtualPath[0] != '\0')
{
requiredLength += lstrlen(virtualPath) - rootLength;
}
if(requiredLength <= 0)
return 0;
if(requiredLength > length)
return - requiredLength;
while(m_appRootTranslated[i])
{
physicalPath[i] = m_appRootTranslated[i];
i++;
}
if(virtualPath && virtualPath[0] != L'\0')
{
if(_memicmp(virtualPath, m_appRoot, sizeof(WCHAR) * rootLength))
return 0;
virtualPath += rootLength;
if(*virtualPath && *virtualPath != L'/')
physicalPath[i++] = L'\\';
while(*virtualPath)
{
if(*virtualPath == L'/')
physicalPath[i++] = L'\\';
else
physicalPath[i++] = *virtualPath;
virtualPath++;
}
}
physicalPath[i] = L'\0';
return 1;
}
*/
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
// ????? download file from url into path
HRESULT
AppProtocol::InstallInternetFile(
LPTSTR url,
LPTSTR path)
{
HRESULT hr = S_OK;
HINTERNET hInternet = NULL;
HINTERNET hTransfer = NULL;
HANDLE hFile = INVALID_HANDLE_VALUE;
WCHAR * file = NULL;
DWORD bytesRead = 0;
DWORD bytesWritten = 0;
WCHAR szFile[MAX_PATH];
BYTE buffer[4096];
BOOL bNeedDownload = TRUE;
// CabHandlerInfo cabInfo;
// ????????? TO BE MOVED!
// check offline mode
DWORD dwState = 0;
DWORD dwSize = sizeof(DWORD);
BOOL bRemoveEmptyFile = FALSE;
if(g_pInternetQueryOption(NULL, INTERNET_OPTION_CONNECTED_STATE, &dwState, &dwSize))
{
if(dwState & INTERNET_STATE_DISCONNECTED_BY_USER)
m_status |= STATUS_OFFLINE_MODE;
}
////////////////////////////////////////////////////////////
// Step 1: Construct the file name
// ???? this assumes there is a filename after the last '/'
ZeroMemory(szFile, sizeof(szFile));
wcsncpy(szFile, path, MAX_PATH - 2);
lstrcat(szFile, L"\\");
file = wcsrchr(url, L'/');
if (file != NULL && wcslen(szFile) + wcslen(file) < MAX_PATH)
wcscat(szFile, file + 1);
else
{
hr = CO_E_PATHTOOLONG;//E_FAIL;
goto exit;
}
MemClearFn((void **)&m_localStoreFilePath);
m_localStoreFilePath = DuplicateString(szFile);
////////////////////////////////////////////////////////////
// Step 2: Create the file
// need write access, will open (and replace/overwrite) exiting file
// ??? FILE_SHARE_READ? but we might write to if outdated...
hFile = CreateFile(szFile, GENERIC_WRITE, 0, NULL,
OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
hr = GetLastWin32Error();
goto exit;
}
// ????????? TO BE MOVED!
if (GetLastError() == ERROR_ALREADY_EXISTS)
{
FILETIME ftLastModified;
#define FTTICKSPERDAY (60*60*24*(LONGLONG) 10000000) // == 864000000000
if (GetFileTime(hFile, NULL, NULL, &ftLastModified))
{
SYSTEMTIME sSysT;
FILETIME ft;
GetSystemTime(&sSysT);
SystemTimeToFileTime(&sSysT, &ft);
ULARGE_INTEGER ulInt = * (ULARGE_INTEGER *) &ft;
ulInt.QuadPart -= FTTICKSPERDAY * 3; // 3 days
ft = * (FILETIME *) &ulInt;
if (CompareFileTime(&ftLastModified, &ft) != -1)
// reuse file, just execute it
bNeedDownload = FALSE;
}
}
else
m_status |= STATUS_NOT_IN_CACHE;
if ((m_status & STATUS_OFFLINE_MODE) && (m_status & STATUS_NOT_IN_CACHE))
{
// hr = E_FAIL; // ???? file not found - if uncomment this line, generic IE error page will display instead
bRemoveEmptyFile = TRUE;
goto exit;
}
if (bNeedDownload && !(m_status & STATUS_OFFLINE_MODE))
{
////////////////////////////////////////////////////////////
// Step 3: Copy the files over the internet
hInternet = g_pInternetOpen(L"App", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);
if(hInternet == NULL)
{
hr = GetLastWin32Error();
bRemoveEmptyFile = TRUE;
goto exit;
}
// use own caching instead
hTransfer = g_pInternetOpenUrl(hInternet, url, NULL, 0, INTERNET_FLAG_NO_CACHE_WRITE, 0);
if(hTransfer == NULL)
{
hr = GetLastWin32Error();
bRemoveEmptyFile = TRUE;
goto exit;
}
// need to check if there's any error, eg. not found (404)...
// synchronous download
while(g_pInternetReadFile(hTransfer, buffer, sizeof(buffer), &bytesRead) && bytesRead != 0)
{
if ( !WriteFile(hFile, buffer, bytesRead, &bytesWritten, NULL) ||
bytesWritten != bytesRead )
{
hr = GetLastWin32Error();
bRemoveEmptyFile = TRUE;
goto exit;
}
}
}
// ensure file/internet handles are closed before further processing is done
if (hFile != INVALID_HANDLE_VALUE)
CloseHandle(hFile);
if (hInternet != NULL)
g_pInternetCloseHandle(hInternet);
if (hTransfer != NULL)
g_pInternetCloseHandle(hTransfer);
hInternet = NULL;
hTransfer = NULL;
hFile = INVALID_HANDLE_VALUE;
// ????????? TO BE MOVED!
// process - run all .exe
// lower case? end of string?
if (/*m_appType == APPTYPE_ASM)*/wcsstr(file, L".exe"))
{
//#define MAX_SIZE_SECURITY_ID 0x200
DWORD dwZone;
DWORD dwSize = MAX_SIZE_SECURITY_ID;
BYTE byUniqueID[MAX_SIZE_SECURITY_ID];
WCHAR wzUniqueID[MAX_SIZE_SECURITY_ID * 2 + 1];
WCHAR wzCmdLine[1025];
//IInternetSecurityManager::ProcessUrlAction
// lazy init
if (g_pSecurityMgr == NULL)
{
hr = CoCreateInstance(CLSID_InternetSecurityManager, NULL, CLSCTX_INPROC_SERVER,
IID_IInternetSecurityManager, (void**)&g_pSecurityMgr);
//???? should this fails at all if security info/manager is undef?
if (FAILED(hr))
{
g_pSecurityMgr = NULL;
goto exit;
}
}
// m_fullUri -> this should translate correctly in IInternetProtocolInfo->ParseUrl()
if (SUCCEEDED(hr = g_pSecurityMgr->MapUrlToZone(m_fullUri, &dwZone, 0)))
{
// check space in site? - assume checked in GetSecurityId
// should site be just www.abc.com or www.abc.com/app2/appmain.exe?
if (FAILED(hr)
|| FAILED(hr = g_pSecurityMgr->GetSecurityId(m_fullUri, byUniqueID, &dwSize, 0)))
goto exit;
ConvertToHex(wzUniqueID, byUniqueID, dwSize);
}
else
{
goto exit;
}
// ???? any space in url? start a new proc for that asm, not hang the browser
/* C:\\Documents and Settings\\felixybc.NTDEV\\Desktop\\work\\conexec\\Debug\\*/
if (_snwprintf(wzCmdLine, 1025,
L"conexec.exe \"%s\" +3 %d %s %s", szFile, dwZone, wzUniqueID, url) < 0)
{
hr = CO_E_PATHTOOLONG;
goto exit;
}
RunCommand(wzCmdLine);
}
exit:
if (hFile != INVALID_HANDLE_VALUE)
CloseHandle(hFile);
if (hInternet != NULL)
g_pInternetCloseHandle(hInternet);
if (hTransfer != NULL)
g_pInternetCloseHandle(hTransfer);
hInternet = NULL;
hTransfer = NULL;
hFile = INVALID_HANDLE_VALUE;
// remove the file so that it will not be mistaken next time this runs
// ignore if error deleting the file so the hr is not overwritten
if (bRemoveEmptyFile)
DeleteFile(szFile);
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::QueryOption(DWORD, LPVOID, DWORD*)
{
return E_NOTIMPL;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::QueryInfo(
DWORD dwOption,
LPVOID pBuffer,
LPDWORD pcbBuf,
LPDWORD ,
LPDWORD )
{
if (pcbBuf == NULL)
return E_FAIL;
HRESULT hr = S_OK;
LPCWSTR szHeader = NULL;
DWORD dwOpt = (dwOption & HTTP_QUERY_HEADER_MASK);
DWORD dwLen = (m_strResponseHeader ? wcslen(m_strResponseHeader) : 0);
switch(dwOpt)
{
case HTTP_QUERY_RAW_HEADERS_CRLF:
case HTTP_QUERY_RAW_HEADERS:
if (m_strResponseHeader == NULL)
return E_FAIL;
if (*pcbBuf < dwLen + 1)
{
hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
else
{
if (dwOpt == HTTP_QUERY_RAW_HEADERS_CRLF)
{
wcscpy((WCHAR *) pBuffer, m_strResponseHeader);
}
else
{
DWORD iPos = 0;
for(DWORD iter=0; iter<dwLen; iter++)
if (m_strResponseHeader[iter] == L'\r' && m_strResponseHeader[iter+1] == L'\n')
{
((WCHAR *)pBuffer)[iPos++] = L'0';
iter++;
}
else
{
((WCHAR *)pBuffer)[iPos++] = m_strResponseHeader[iter];
}
*pcbBuf = iPos;
}
}
goto exit;
case HTTP_QUERY_ACCEPT:
szHeader = L"Accept:";
break;
case HTTP_QUERY_ACCEPT_CHARSET:
szHeader = L"Accept-Charset:";
break;
case HTTP_QUERY_ACCEPT_ENCODING:
szHeader = L"Accept-Encoding:";
break;
case HTTP_QUERY_ACCEPT_LANGUAGE:
szHeader = L"Accept-Language:";
break;
case HTTP_QUERY_ACCEPT_RANGES:
szHeader = L"Accept-Ranges:";
break;
case HTTP_QUERY_AGE:
szHeader = L"Age:";
break;
case HTTP_QUERY_ALLOW:
szHeader = L"Allow:";
break;
case HTTP_QUERY_AUTHORIZATION:
szHeader = L"Authorization:";
break;
case HTTP_QUERY_CACHE_CONTROL:
szHeader = L"Cache-Control:";
break;
case HTTP_QUERY_CONNECTION:
szHeader = L"Connection:";
break;
case HTTP_QUERY_CONTENT_BASE:
szHeader = L"Content-Base:";
break;
case HTTP_QUERY_CONTENT_DESCRIPTION:
szHeader = L"Content-Description:";
break;
case HTTP_QUERY_CONTENT_DISPOSITION:
szHeader = L"Content-Disposition:";
break;
case HTTP_QUERY_CONTENT_ENCODING:
szHeader = L"Content-encoding:";
break;
case HTTP_QUERY_CONTENT_ID:
szHeader = L"Content-ID:";
break;
case HTTP_QUERY_CONTENT_LANGUAGE:
szHeader = L"Content-Language:";
break;
case HTTP_QUERY_CONTENT_LENGTH:
szHeader = L"Content-Langth:";
break;
case HTTP_QUERY_CONTENT_LOCATION:
szHeader = L"Content-Location:";
break;
case HTTP_QUERY_CONTENT_MD5:
szHeader = L"Content-MD5:";
break;
case HTTP_QUERY_CONTENT_TRANSFER_ENCODING:
szHeader = L"Content-Transfer-Encoding:";
break;
case HTTP_QUERY_CONTENT_TYPE:
szHeader = L"Content-Type:";
break;
case HTTP_QUERY_COOKIE:
szHeader = L"Cookie:";
break;
case HTTP_QUERY_COST:
szHeader = L"Cost:";
break;
case HTTP_QUERY_CUSTOM:
szHeader = L"Custom:";
break;
case HTTP_QUERY_DATE:
szHeader = L"Date:";
break;
case HTTP_QUERY_DERIVED_FROM:
szHeader = L"Derived-From:";
break;
case HTTP_QUERY_ECHO_HEADERS:
szHeader = L"Echo-Headers:";
break;
case HTTP_QUERY_ECHO_HEADERS_CRLF:
szHeader = L"Echo-Headers-Crlf:";
break;
case HTTP_QUERY_ECHO_REPLY:
szHeader = L"Echo-Reply:";
break;
case HTTP_QUERY_ECHO_REQUEST:
szHeader = L"Echo-Request:";
break;
case HTTP_QUERY_ETAG:
szHeader = L"ETag:";
break;
case HTTP_QUERY_EXPECT:
szHeader = L"Expect:";
break;
case HTTP_QUERY_EXPIRES:
szHeader = L"Expires:";
break;
case HTTP_QUERY_FORWARDED:
szHeader = L"Forwarded:";
break;
case HTTP_QUERY_FROM:
szHeader = L"From:";
break;
case HTTP_QUERY_HOST:
szHeader = L"Host:";
break;
case HTTP_QUERY_IF_MATCH:
szHeader = L"If-Match:";
break;
case HTTP_QUERY_IF_MODIFIED_SINCE:
szHeader = L"If-Modified-Since:";
break;
case HTTP_QUERY_IF_NONE_MATCH:
szHeader = L"If-None-Match:";
break;
case HTTP_QUERY_IF_RANGE:
szHeader = L"If-Range:";
break;
case HTTP_QUERY_IF_UNMODIFIED_SINCE:
szHeader = L"If-Unmodified-since:";
break;
case HTTP_QUERY_LINK:
szHeader = L"Link:";
break;
case HTTP_QUERY_LAST_MODIFIED:
szHeader = L"Last-Modified:";
break;
case HTTP_QUERY_LOCATION:
szHeader = L"Location:";
break;
case HTTP_QUERY_MAX_FORWARDS:
szHeader = L"Max-Forwards:";
break;
case HTTP_QUERY_MESSAGE_ID:
szHeader = L"Message_Id:";
break;
case HTTP_QUERY_MIME_VERSION:
szHeader = L"Mime-Version:";
break;
case HTTP_QUERY_ORIG_URI:
szHeader = L"Orig-Uri:";
break;
case HTTP_QUERY_PRAGMA:
szHeader = L"Pragma:";
break;
case HTTP_QUERY_PROXY_AUTHENTICATE:
szHeader = L"Authenticate:";
break;
case HTTP_QUERY_PROXY_AUTHORIZATION:
szHeader = L"Proxy-Authorization:";
break;
case HTTP_QUERY_PROXY_CONNECTION:
szHeader = L"Proxy-Connection:";
break;
case HTTP_QUERY_PUBLIC:
szHeader = L"Public:";
break;
case HTTP_QUERY_RANGE:
szHeader = L"Range:";
break;
case HTTP_QUERY_REFERER:
szHeader = L"Referer:";
break;
case HTTP_QUERY_REFRESH:
szHeader = L"Refresh:";
break;
case HTTP_QUERY_REQUEST_METHOD:
szHeader = L"Request-Method:";
break;
case HTTP_QUERY_RETRY_AFTER:
szHeader = L"Retry-After:";
break;
case HTTP_QUERY_SERVER:
szHeader = L"Server:";
break;
case HTTP_QUERY_SET_COOKIE:
szHeader = L"Set-Cookie:";
break;
case HTTP_QUERY_STATUS_CODE:
szHeader = L"HTTP/1.1"; // Special!!!
break;
case HTTP_QUERY_STATUS_TEXT:
szHeader = L"HTTP/1.1"; // Special!!!
break;
case HTTP_QUERY_TITLE:
szHeader = L"Title:";
break;
case HTTP_QUERY_TRANSFER_ENCODING:
szHeader = L"Transfer-Encoding:";
break;
case HTTP_QUERY_UNLESS_MODIFIED_SINCE:
szHeader = L"Unless-Modified-Since:";
break;
case HTTP_QUERY_UPGRADE:
szHeader = L"Upgrade:";
break;
case HTTP_QUERY_URI:
szHeader = L"Uri:";
break;
case HTTP_QUERY_USER_AGENT:
szHeader = L"User-Agent:";
break;
case HTTP_QUERY_VARY:
szHeader = L"Vary:";
break;
case HTTP_QUERY_VERSION:
szHeader = L"Version:";
break;
case HTTP_QUERY_VIA:
szHeader = L"Via:";
break;
case HTTP_QUERY_WARNING:
szHeader = L"Warning:";
break;
case HTTP_QUERY_WWW_AUTHENTICATE:
szHeader = L"WWW-Authenticate:";
break;
default:
goto exit;
}
if (dwOption & HTTP_QUERY_FLAG_SYSTEMTIME)
{
if (*pcbBuf < sizeof(SYSTEMTIME) || pBuffer == NULL)
{
hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
goto exit;
}
else
{
LPSYSTEMTIME pSys = (LPSYSTEMTIME) pBuffer;
GetSystemTime(pSys);
*pcbBuf = sizeof(SYSTEMTIME);
goto exit;
}
}
if ((dwOption & HTTP_QUERY_FLAG_REQUEST_HEADERS) == 0)
hr = DealWithBuffer(m_strResponseHeader, szHeader, dwOpt, dwOption, pBuffer, pcbBuf);
if (hr == E_FAIL)
hr = DealWithBuffer(m_extraHeaders, szHeader, dwOpt, dwOption, pBuffer, pcbBuf);
exit:
return hr;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::DealWithBuffer(
LPWSTR szHeaders,
LPCWSTR szHeader,
DWORD dwOpt,
DWORD dwOption,
LPVOID pBuffer,
LPDWORD pcbBuf)
{
LPCWSTR szValue = wcsstr(szHeaders, (LPWSTR) szHeader);
if (szValue == NULL)
return E_FAIL;
DWORD dwStart = wcslen(szHeader);
while(iswspace(szValue[dwStart]) && szValue[dwStart] != L'\r')
dwStart++;
DWORD dwEnd = dwStart;
switch(dwOpt)
{
case HTTP_QUERY_STATUS_CODE:
dwEnd = dwStart + 3;
break;
case HTTP_QUERY_STATUS_TEXT:
dwStart += 4;// Fall thru to default
dwEnd = dwStart;
default:
while(szValue[dwEnd] != NULL && szValue[dwEnd] != L'\r')
dwEnd++;
dwEnd--;
}
DWORD dwReq = (dwEnd - dwStart + 1);
if ((dwOption & HTTP_QUERY_FLAG_NUMBER) && *pcbBuf < 4)
{
*pcbBuf = 4;
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
if ((dwOption & HTTP_QUERY_FLAG_NUMBER) == 0 && *pcbBuf < dwReq)
{
*pcbBuf = dwReq;
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
if (dwOption & HTTP_QUERY_FLAG_NUMBER)
{
LPDWORD lpD = (LPDWORD) pBuffer;
*lpD = _wtoi(&szValue[dwStart]);
*pcbBuf = 4;
}
else
{
memcpy(pBuffer, &szValue[dwStart], dwReq*sizeof(WCHAR));
((WCHAR *) pBuffer)[dwReq] = NULL;
}
return S_OK;
}
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////
HRESULT
AppProtocol::ProcessAppManifest()
{
HRESULT hr = S_OK;
char *szManifest;
HANDLE hFile;
BYTE buffer[1024];
DWORD dwLength;
APPINFO aiApplication;
aiApplication._wzNewRef[0] = L'\0';
aiApplication._wzEntryAssemblyFileName[0] = L'\0';
aiApplication._pFileList = NULL;
// step 1: read the .manifest
hFile = CreateFile(m_localStoreFilePath, GENERIC_READ, 0, NULL,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
if(hFile == INVALID_HANDLE_VALUE)
{
hr = GetLastWin32Error();
goto exit;
}
ZeroMemory(buffer, sizeof(buffer));
while ( ReadFile (hFile, buffer, sizeof(buffer), &dwLength, NULL) && dwLength )
{
break; //BUGBUG: read once - only the 1st 1024 bytes
}
if (hFile != INVALID_HANDLE_VALUE)
CloseHandle(hFile);
*(buffer + dwLength) = '\0';
szManifest = (char*) buffer;
// step 2: parsing
ParseManifest(szManifest, &aiApplication);
// step 3: do "the works"
// should take the base Uri, base appRoot, + file name
//*** if (FAILED(hr = InstallInternetFile2(wzSourceUri, m_appRootTranslated, filename, hash)))
// goto exit;
exit:
return hr;
}
void
AppProtocol::ParseManifest(char* szManifest, APPINFO* pAppInfo)
{
char *token;
char seps[] = " </>=\"\t\n\r";
FILEINFOLIST* pCurrent = NULL;
// WCHAR wzDummyPath[MAX_PATH];
WCHAR wzSourceUri[MAX_PATH];
BOOL fSkipNextToken = FALSE;
// parsing code - limitation: does not work w/ space in field, even if enclosed w/ quotes
// szManifest will be modified!
token = strtok( szManifest, seps );
while( token != NULL )
{
// wzDummyPath[0] = L'\0';
// While there are tokens
if (!_stricmp(token, "file"))
{
// get around in spaced tag
token = strtok( NULL, seps );
if (!_stricmp(token, "name"))
{
token = strtok( NULL, seps );
/* lstrcpy(wzSourceUri, m_fullUri);
WCHAR* p = wcsrchr(wzSourceUri, L'/');
WCHAR* q = wcsrchr(wzSourceUri, L'.');
if (p && q && (p < q))
*p = L'\0';
else
{
hr = E_INVALIDARG;
goto exit;
}
_snwprintf(wzSourceUri, MAX_PATH, L"%s/%S", wzSourceUri, token);*/
// init
if (pCurrent == NULL)
{
pAppInfo->_pFileList = new FILEINFOLIST;
pCurrent = pAppInfo->_pFileList;
}
else
{
pCurrent->_pNext = new FILEINFOLIST;
pCurrent = pCurrent->_pNext;
}
pCurrent->_pNext = NULL;
_snwprintf(pCurrent->_wzFilename, MAX_PATH, L"%S", token); // worry about total path len later
//no need m_pProtocolSink->ReportProgress(BINDSTATUS_BEGINDOWNLOADCOMPONENTS, L"downloading application files");
token = strtok( NULL, seps );
if (!_stricmp(token, "hash"))
{
_snwprintf(pCurrent->_wzHash, 33, L"%S", token);
// ???? should i reuse the file handle instead?
//* if (IsFileCorrupted(m_localStoreFilePath, token)) Integrity
//* ...
}
else
fSkipNextToken = TRUE;
}
}
else if (!_stricmp(token, "newhref"))
{
// note, different handling... because '/' is one of seps
for (int i = 0; i < MAX_URL_LENGTH; i++)
{
if (*(token+8+i) == '<')
{
// BUGBUG: 8 == strlen("newhref>")
*(token+8+i) = '\0';
_snwprintf(pAppInfo->_wzNewRef, i, L"%S", token+8);
// BUGBUG? is this going to work?
token = strtok( token+i+9, seps);
// now token == "newhref" && *(token-1) == '/'
}
}
// BUGBUG: ignoring > MAX_URL_LENGTH case here... may mess up later if the URL contain a "keyword"
// <newhref></newhref> may be ok...
}
//else
// ignore others for now
// Get next token...
if(!fSkipNextToken)
token = strtok( NULL, seps );
else
fSkipNextToken = FALSE;
}
}
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