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Implement FindMimeFromData.

This commit is contained in:
Kevin Koltzau 2004-03-22 21:14:39 +00:00 committed by Alexandre Julliard
parent 8901df76d4
commit 3ff08570c6
2 changed files with 53 additions and 3 deletions
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2
dlls/urlmon/Makefile.in
View File

@ -3,7 +3,7 @@ TOPOBJDIR = ../..
SRCDIR = @srcdir@
VPATH = @srcdir@
MODULE = urlmon.dll
IMPORTS = cabinet ole32 wininet user32 kernel32 ntdll
IMPORTS = cabinet ole32 wininet user32 advapi32 kernel32 ntdll
EXTRALIBS = -luuid
C_SRCS = \

54
dlls/urlmon/umon.c
View File

@ -918,18 +918,68 @@ HRESULT WINAPI CoInternetQueryInfo(LPCWSTR pwzUrl, QUERYOPTION QueryOption,
return S_OK;
}
static BOOL URLMON_IsBinary(LPVOID pBuffer, DWORD cbSize)
{
int binarycount = 0;
int i;
unsigned char *buff = pBuffer;
for(i=0; i<cbSize; i++) {
if(buff[i] < 32)
binarycount++;
}
return binarycount > (cbSize-binarycount);
}
/***********************************************************************
* FindMimeFromData (URLMON.@)
*
* Determines the Multipurpose Internet Mail Extensions (MIME) type from the data provided.
*
* NOTE
* See http://msdn.microsoft.com/workshop/networking/moniker/overview/appendix_a.asp
*/
HRESULT WINAPI FindMimeFromData(LPBC pBC, LPCWSTR pwzUrl, LPVOID pBuffer,
DWORD cbSize, LPCWSTR pwzMimeProposed, DWORD dwMimeFlags,
LPWSTR* ppwzMimeOut, DWORD dwReserved)
{
FIXME("stub\n");
return E_OUTOFMEMORY;
const WCHAR szBinaryMime[] = {'a','p','p','l','i','c','a','t','i','o','n','/','o','c','t','e','t','-','s','t','r','e','a','m','\0'};
const WCHAR szTextMime[] = {'t','e','x','t','/','p','l','a','i','n','\0'};
const WCHAR szContentType[] = {'C','o','n','t','e','n','t',' ','T','y','p','e','\0'};
WCHAR szTmpMime[256];
LPCWSTR mimeType = NULL;
HKEY hKey = NULL;
TRACE("(%p,%s,%p,%ld,%s,0x%lx,%p,0x%lx)\n", pBC, debugstr_w(pwzUrl), pBuffer, cbSize,
debugstr_w(pwzMimeProposed), dwMimeFlags, ppwzMimeOut, dwReserved);
if((!pwzUrl && (!pBuffer || cbSize <= 0)) || !ppwzMimeOut)
return E_INVALIDARG;
if(pwzMimeProposed)
mimeType = pwzMimeProposed;
else {
/* Try and find the mime type in the registry */
if(pwzUrl) {
LPWSTR ext = strrchrW(pwzUrl, '.');
if(ext) {
DWORD dwSize;
if(!RegOpenKeyExW(HKEY_CLASSES_ROOT, ext, 0, 0, &hKey)) {
if(!RegQueryValueExW(hKey, szContentType, NULL, NULL, (LPBYTE)szTmpMime, &dwSize)) {
mimeType = szTmpMime;
}
RegCloseKey(hKey);
}
}
}
}
if(!mimeType && pBuffer && cbSize > 0)
mimeType = URLMON_IsBinary(pBuffer, cbSize)?szBinaryMime:szTextMime;
TRACE("Using %s\n", debugstr_w(mimeType));
*ppwzMimeOut = CoTaskMemAlloc((lstrlenW(mimeType)+1)*sizeof(WCHAR));
if(!*ppwzMimeOut) return E_OUTOFMEMORY;
lstrcpyW(*ppwzMimeOut, mimeType);
return S_OK;
}
/***********************************************************************