=?UTF-8?Q?Michael=20M=C3=BCller=20?=: mfplat: Implement MFTEnum.
Alexandre Julliard
julliard at winehq.org
Tue May 9 17:21:01 CDT 2017
Module: wine
Branch: master
Commit: 0e93b08f6e81799f943159e529c3fa1e767d0d02
URL: http://source.winehq.org/git/wine.git/?a=commit;h=0e93b08f6e81799f943159e529c3fa1e767d0d02
Author: Michael Müller <michael at fds-team.de>
Date: Mon May 8 22:50:50 2017 +0000
mfplat: Implement MFTEnum.
Signed-off-by: Alistair Leslie-Hughes <leslie_alistair at hotmail.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>
---
dlls/mfplat/Makefile.in | 2 +-
dlls/mfplat/main.c | 183 ++++++++++++++++++++++++++++++++++++++++++++++++
dlls/mfplat/mfplat.spec | 2 +-
include/mfapi.h | 3 +
4 files changed, 188 insertions(+), 2 deletions(-)
diff --git a/dlls/mfplat/Makefile.in b/dlls/mfplat/Makefile.in
index 8af0525..1a3ac3a 100644
--- a/dlls/mfplat/Makefile.in
+++ b/dlls/mfplat/Makefile.in
@@ -1,5 +1,5 @@
MODULE = mfplat.dll
-IMPORTS = advapi32
+IMPORTS = advapi32 ole32
C_SRCS = \
main.c
diff --git a/dlls/mfplat/main.c b/dlls/mfplat/main.c
index b54dc9d..c1c7003 100644
--- a/dlls/mfplat/main.c
+++ b/dlls/mfplat/main.c
@@ -18,6 +18,7 @@
*/
#include <stdarg.h>
+#include <string.h>
#define COBJMACROS
@@ -49,6 +50,17 @@ static const WCHAR szGUIDFmt[] =
'x','%','0','2','x','%','0','2','x','%','0','2','x',0
};
+static const BYTE guid_conv_table[256] =
+{
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x00 */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x10 */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x20 */
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, /* 0x30 */
+ 0, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x40 */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, /* 0x50 */
+ 0, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf /* 0x60 */
+};
+
static WCHAR* GUIDToString(WCHAR *str, REFGUID guid)
{
sprintfW(str, szGUIDFmt, guid->Data1, guid->Data2,
@@ -59,6 +71,60 @@ static WCHAR* GUIDToString(WCHAR *str, REFGUID guid)
return str;
}
+static inline BOOL is_valid_hex(WCHAR c)
+{
+ if (!(((c >= '0') && (c <= '9')) ||
+ ((c >= 'a') && (c <= 'f')) ||
+ ((c >= 'A') && (c <= 'F'))))
+ return FALSE;
+ return TRUE;
+}
+
+static BOOL GUIDFromString(LPCWSTR s, GUID *id)
+{
+ int i;
+
+ /* in form XXXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX */
+
+ id->Data1 = 0;
+ for (i = 0; i < 8; i++)
+ {
+ if (!is_valid_hex(s[i])) return FALSE;
+ id->Data1 = (id->Data1 << 4) | guid_conv_table[s[i]];
+ }
+ if (s[8]!='-') return FALSE;
+
+ id->Data2 = 0;
+ for (i = 9; i < 13; i++)
+ {
+ if (!is_valid_hex(s[i])) return FALSE;
+ id->Data2 = (id->Data2 << 4) | guid_conv_table[s[i]];
+ }
+ if (s[13]!='-') return FALSE;
+
+ id->Data3 = 0;
+ for (i = 14; i < 18; i++)
+ {
+ if (!is_valid_hex(s[i])) return FALSE;
+ id->Data3 = (id->Data3 << 4) | guid_conv_table[s[i]];
+ }
+ if (s[18]!='-') return FALSE;
+
+ for (i = 19; i < 36; i+=2)
+ {
+ if (i == 23)
+ {
+ if (s[i]!='-') return FALSE;
+ i++;
+ }
+ if (!is_valid_hex(s[i]) || !is_valid_hex(s[i+1])) return FALSE;
+ id->Data4[(i-19)/2] = guid_conv_table[s[i]] << 4 | guid_conv_table[s[i+1]];
+ }
+
+ if (!s[37]) return TRUE;
+ return FALSE;
+}
+
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved)
{
switch (reason)
@@ -163,6 +229,123 @@ HRESULT WINAPI MFTRegister(CLSID clsid, GUID category, LPWSTR name, UINT32 flags
return hr;
}
+static BOOL match_type(const WCHAR *clsid_str, const WCHAR *type_str, MFT_REGISTER_TYPE_INFO *type)
+{
+ HKEY htransform, hfilter;
+ DWORD reg_type, size;
+ LONG ret = FALSE;
+ MFT_REGISTER_TYPE_INFO *info = NULL;
+ int i;
+
+ if (RegOpenKeyW(HKEY_CLASSES_ROOT, transform_keyW, &htransform))
+ return FALSE;
+
+ if (RegOpenKeyW(htransform, clsid_str, &hfilter))
+ {
+ RegCloseKey(htransform);
+ return FALSE;
+ }
+
+ if (RegQueryValueExW(hfilter, type_str, NULL, ®_type, NULL, &size) != ERROR_SUCCESS)
+ goto out;
+
+ if (reg_type != REG_BINARY)
+ goto out;
+
+ if (!size || size % (sizeof(MFT_REGISTER_TYPE_INFO)) != 0)
+ goto out;
+
+ info = HeapAlloc(GetProcessHeap(), 0, size);
+ if (!info)
+ goto out;
+
+ if (RegQueryValueExW(hfilter, type_str, NULL, ®_type, (LPBYTE)info, &size) != ERROR_SUCCESS)
+ goto out;
+
+ for (i = 0; i < size / sizeof(MFT_REGISTER_TYPE_INFO) + 1; i++)
+ {
+ if (IsEqualGUID(&info[i].guidMajorType, &type->guidMajorType) &&
+ IsEqualGUID(&info[i].guidSubtype, &type->guidSubtype))
+ {
+ ret = TRUE;
+ break;
+ }
+ }
+
+out:
+ HeapFree(GetProcessHeap(), 0, info);
+ RegCloseKey(hfilter);
+ RegCloseKey(htransform);
+ return ret;
+}
+
+/***********************************************************************
+ * MFTEnum (mfplat.@)
+ */
+HRESULT WINAPI MFTEnum(GUID category, UINT32 flags, MFT_REGISTER_TYPE_INFO *input_type,
+ MFT_REGISTER_TYPE_INFO *output_type, IMFAttributes *attributes,
+ CLSID **pclsids, UINT32 *pcount)
+{
+ WCHAR buffer[64], clsid_str[MAX_PATH] = {0};
+ HKEY hcategory, hlist;
+ DWORD index = 0;
+ DWORD size = MAX_PATH;
+ CLSID *clsids = NULL;
+ UINT32 count = 0;
+ LONG ret;
+
+ TRACE("(%s, %x, %p, %p, %p, %p, %p)\n", debugstr_guid(&category), flags, input_type,
+ output_type, attributes, pclsids, pcount);
+
+ if (!pclsids || !pcount)
+ return E_INVALIDARG;
+
+ if (RegOpenKeyW(HKEY_CLASSES_ROOT, categories_keyW, &hcategory))
+ return E_FAIL;
+
+ GUIDToString(buffer, &category);
+
+ ret = RegOpenKeyW(hcategory, buffer, &hlist);
+ RegCloseKey(hcategory);
+ if (ret) return E_FAIL;
+
+ while (RegEnumKeyExW(hlist, index, clsid_str, &size, NULL, NULL, NULL, NULL) == ERROR_SUCCESS)
+ {
+ GUID clsid;
+ void *tmp;
+
+ if (!GUIDFromString(clsid_str, &clsid))
+ goto next;
+
+ if (output_type && !match_type(clsid_str, outputtypesW, output_type))
+ goto next;
+
+ if (input_type && !match_type(clsid_str, inputtypesW, input_type))
+ goto next;
+
+ tmp = CoTaskMemRealloc(clsids, (count + 1) * sizeof(GUID));
+ if (!tmp)
+ {
+ CoTaskMemFree(clsids);
+ RegCloseKey(hlist);
+ return E_OUTOFMEMORY;
+ }
+
+ clsids = tmp;
+ clsids[count++] = clsid;
+
+ next:
+ size = MAX_PATH;
+ index++;
+ }
+
+ *pclsids = clsids;
+ *pcount = count;
+
+ RegCloseKey(hlist);
+ return S_OK;
+}
+
/***********************************************************************
* MFTUnregister (mfplat.@)
*/
diff --git a/dlls/mfplat/mfplat.spec b/dlls/mfplat/mfplat.spec
index dc6f402..d96eb51 100644
--- a/dlls/mfplat/mfplat.spec
+++ b/dlls/mfplat/mfplat.spec
@@ -134,7 +134,7 @@
@ stdcall MFShutdown()
@ stdcall MFStartup(long long)
@ stub MFStreamDescriptorProtectMediaType
-@ stub MFTEnum
+@ stdcall MFTEnum(int128 long ptr ptr ptr ptr ptr)
@ stub MFTEnumEx
@ stub MFTGetInfo
@ stdcall MFTRegister(int128 int128 wstr long long ptr long ptr ptr)
diff --git a/include/mfapi.h b/include/mfapi.h
index a37d655..35641dd 100644
--- a/include/mfapi.h
+++ b/include/mfapi.h
@@ -32,6 +32,9 @@ typedef unsigned __int64 MFWORKITEM_KEY;
HRESULT WINAPI MFCancelWorkItem(MFWORKITEM_KEY key);
HRESULT WINAPI MFCreateAttributes(IMFAttributes **attributes, UINT32 size);
HRESULT WINAPI MFGetTimerPeriodicity(DWORD *periodicity);
+HRESULT WINAPI MFTEnum(GUID category, UINT32 flags, MFT_REGISTER_TYPE_INFO *input_type,
+ MFT_REGISTER_TYPE_INFO *output_type, IMFAttributes *attributes,
+ CLSID **pclsids, UINT32 *pcount);
HRESULT WINAPI MFLockPlatform(void);
HRESULT WINAPI MFTRegister(CLSID clsid, GUID category, LPWSTR name, UINT32 flags, UINT32 cinput,
MFT_REGISTER_TYPE_INFO *input_types, UINT32 coutput,
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