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windowscodecs: Store metadata container patterns in meatadata reader info object. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Vincent Povirk <vincent@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2018-04-02 20:49:33 +02:00 committed by Alexandre Julliard
parent f5cdbc21cc
commit 8be7a1057e
1 changed files with 163 additions and 101 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

264
dlls/windowscodecs/info.c
View File

@ -1498,14 +1498,33 @@ static HRESULT PixelFormatInfo_Constructor(HKEY classkey, REFCLSID clsid, Compon
return S_OK;
}
struct metadata_container
{
WICMetadataPattern *patterns;
UINT pattern_count;
UINT patterns_size;
};
typedef struct
{
ComponentInfo base;
HKEY classkey;
GUID *container_formats;
struct metadata_container *containers;
UINT container_count;
} MetadataReaderInfo;
struct metadata_container *get_metadata_container(MetadataReaderInfo *info, const GUID *guid)
{
unsigned i;
for (i = 0; i < info->container_count; i++)
if (IsEqualGUID(info->container_formats + i, guid))
return info->containers + i;
return NULL;
}
static inline MetadataReaderInfo *impl_from_IWICMetadataReaderInfo(IWICMetadataReaderInfo *iface)
{
return CONTAINING_RECORD(iface, MetadataReaderInfo, base.IWICComponentInfo_iface);
@ -1555,7 +1574,11 @@ static ULONG WINAPI MetadataReaderInfo_Release(IWICMetadataReaderInfo *iface)
if (!ref)
{
unsigned i;
RegCloseKey(This->classkey);
for (i = 0; i < This->container_count; i++)
heap_free(This->containers[i].patterns);
heap_free(This->containers);
heap_free(This->container_formats);
HeapFree(GetProcessHeap(), 0, This);
}
@ -1711,114 +1734,27 @@ static HRESULT WINAPI MetadataReaderInfo_DoesRequireFixedSize(IWICMetadataReader
}
static HRESULT WINAPI MetadataReaderInfo_GetPatterns(IWICMetadataReaderInfo *iface,
REFGUID container, UINT length, WICMetadataPattern *patterns, UINT *count, UINT *actual_length)
REFGUID container_guid, UINT length, WICMetadataPattern *patterns, UINT *count, UINT *actual_length)
{
MetadataReaderInfo *This = impl_from_IWICMetadataReaderInfo(iface);
HRESULT hr=S_OK;
LONG res;
UINT pattern_count=0, patterns_size=0;
DWORD valuesize, patternsize;
BYTE *bPatterns=(BYTE*)patterns;
HKEY containers_key, guid_key, pattern_key;
WCHAR subkeyname[11];
WCHAR guidkeyname[39];
int i;
static const WCHAR uintformatW[] = {'%','u',0};
static const WCHAR patternW[] = {'P','a','t','t','e','r','n',0};
static const WCHAR positionW[] = {'P','o','s','i','t','i','o','n',0};
static const WCHAR maskW[] = {'M','a','s','k',0};
static const WCHAR dataoffsetW[] = {'D','a','t','a','O','f','f','s','e','t',0};
struct metadata_container *container;
TRACE("(%p,%s,%u,%p,%p,%p)\n", iface, debugstr_guid(container), length, patterns, count, actual_length);
TRACE("(%p,%s,%u,%p,%p,%p)\n", iface, debugstr_guid(container_guid), length, patterns, count, actual_length);
if (!actual_length || !container) return E_INVALIDARG;
if (!actual_length || !container_guid) return E_INVALIDARG;
res = RegOpenKeyExW(This->classkey, containers_keyname, 0, KEY_READ, &containers_key);
if (res == ERROR_SUCCESS)
if (!(container = get_metadata_container(This, container_guid)))
return WINCODEC_ERR_COMPONENTNOTFOUND;
*count = container->pattern_count;
*actual_length = container->patterns_size;
if (patterns)
{
StringFromGUID2(container, guidkeyname, 39);
res = RegOpenKeyExW(containers_key, guidkeyname, 0, KEY_READ, &guid_key);
if (res == ERROR_FILE_NOT_FOUND) hr = WINCODEC_ERR_COMPONENTNOTFOUND;
else if (res != ERROR_SUCCESS) hr = HRESULT_FROM_WIN32(res);
RegCloseKey(containers_key);
if (container->patterns_size && length < container->patterns_size)
return WINCODEC_ERR_INSUFFICIENTBUFFER;
memcpy(patterns, container->patterns, container->patterns_size);
}
else if (res == ERROR_FILE_NOT_FOUND) hr = WINCODEC_ERR_COMPONENTNOTFOUND;
else hr = HRESULT_FROM_WIN32(res);
if (SUCCEEDED(hr))
{
res = RegQueryInfoKeyW(guid_key, NULL, NULL, NULL, &pattern_count, NULL, NULL, NULL, NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS) hr = HRESULT_FROM_WIN32(res);
if (SUCCEEDED(hr))
{
patterns_size = pattern_count * sizeof(WICMetadataPattern);
for (i=0; i<pattern_count; i++)
{
snprintfW(subkeyname, 11, uintformatW, i);
res = RegOpenKeyExW(guid_key, subkeyname, 0, KEY_READ, &pattern_key);
if (res == ERROR_SUCCESS)
{
res = RegGetValueW(pattern_key, NULL, patternW, RRF_RT_REG_BINARY, NULL,
NULL, &patternsize);
patterns_size += patternsize*2;
if ((length >= patterns_size) && (res == ERROR_SUCCESS))
{
patterns[i].Length = patternsize;
patterns[i].DataOffset.QuadPart = 0;
valuesize = sizeof(ULARGE_INTEGER);
RegGetValueW(pattern_key, NULL, dataoffsetW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
&patterns[i].DataOffset, &valuesize);
patterns[i].Position.QuadPart = 0;
valuesize = sizeof(ULARGE_INTEGER);
res = RegGetValueW(pattern_key, NULL, positionW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
&patterns[i].Position, &valuesize);
if (res == ERROR_SUCCESS)
{
patterns[i].Pattern = bPatterns+patterns_size-patternsize*2;
valuesize = patternsize;
res = RegGetValueW(pattern_key, NULL, patternW, RRF_RT_REG_BINARY, NULL,
patterns[i].Pattern, &valuesize);
}
if (res == ERROR_SUCCESS)
{
patterns[i].Mask = bPatterns+patterns_size-patternsize;
valuesize = patternsize;
res = RegGetValueW(pattern_key, NULL, maskW, RRF_RT_REG_BINARY, NULL,
patterns[i].Mask, &valuesize);
}
}
RegCloseKey(pattern_key);
}
if (res != ERROR_SUCCESS)
{
hr = HRESULT_FROM_WIN32(res);
break;
}
}
}
RegCloseKey(guid_key);
}
if (hr == S_OK)
{
*count = pattern_count;
*actual_length = patterns_size;
if (patterns && length < patterns_size)
hr = WINCODEC_ERR_INSUFFICIENTBUFFER;
}
return hr;
return S_OK;
}
static HRESULT WINAPI MetadataReaderInfo_MatchesPattern(IWICMetadataReaderInfo *iface,
@ -1928,6 +1864,120 @@ static const IWICMetadataReaderInfoVtbl MetadataReaderInfo_Vtbl = {
MetadataReaderInfo_CreateInstance
};
static void read_metadata_patterns(MetadataReaderInfo *info, GUID *container_guid,
struct metadata_container *container)
{
UINT pattern_count=0, patterns_size=0;
WCHAR subkeyname[11], guidkeyname[39];
LONG res;
HKEY containers_key, guid_key, patternkey;
static const WCHAR uintformatW[] = {'%','u',0};
static const WCHAR patternW[] = {'P','a','t','t','e','r','n',0};
static const WCHAR positionW[] = {'P','o','s','i','t','i','o','n',0};
static const WCHAR maskW[] = {'M','a','s','k',0};
static const WCHAR dataoffsetW[] = {'D','a','t','a','O','f','f','s','e','t',0};
UINT i;
WICMetadataPattern *patterns;
BYTE *patterns_ptr;
DWORD length, valuesize;
res = RegOpenKeyExW(info->classkey, containers_keyname, 0, KEY_READ, &containers_key);
if (res != ERROR_SUCCESS) return;
StringFromGUID2(container_guid, guidkeyname, 39);
res = RegOpenKeyExW(containers_key, guidkeyname, 0, KEY_READ, &guid_key);
RegCloseKey(containers_key);
if (res != ERROR_SUCCESS) return;
res = RegQueryInfoKeyW(guid_key, NULL, NULL, NULL, &pattern_count,
NULL, NULL, NULL, NULL, NULL, NULL, NULL);
if (res != ERROR_SUCCESS)
{
RegCloseKey(guid_key);
return;
}
patterns_size = pattern_count * sizeof(WICMetadataPattern);
patterns = heap_alloc(patterns_size);
if (!patterns)
{
RegCloseKey(guid_key);
return;
}
for (i=0; res == ERROR_SUCCESS && i < pattern_count; i++)
{
snprintfW(subkeyname, 11, uintformatW, i);
res = RegOpenKeyExW(guid_key, subkeyname, 0, KEY_READ, &patternkey);
if (res != ERROR_SUCCESS) break;
res = RegGetValueW(patternkey, NULL, patternW, RRF_RT_REG_BINARY, NULL, NULL, &length);
if (res == ERROR_SUCCESS)
{
patterns_size += length*2;
patterns[i].Length = length;
valuesize = sizeof(DWORD64);
res = RegGetValueW(patternkey, NULL, dataoffsetW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
&patterns[i].DataOffset, &valuesize);
if (res) patterns[i].DataOffset.QuadPart = 0;
patterns[i].Position.QuadPart = 0;
valuesize = sizeof(DWORD64);
res = RegGetValueW(patternkey, NULL, positionW, RRF_RT_DWORD|RRF_RT_QWORD, NULL,
&patterns[i].Position, &valuesize);
}
RegCloseKey(patternkey);
}
if (res != ERROR_SUCCESS || !(patterns_ptr = heap_realloc(patterns, patterns_size)))
{
heap_free(patterns);
RegCloseKey(guid_key);
return;
}
patterns = (WICMetadataPattern*)patterns_ptr;
patterns_ptr += pattern_count * sizeof(*patterns);
for (i=0; res == ERROR_SUCCESS && i < pattern_count; i++)
{
snprintfW(subkeyname, 11, uintformatW, i);
res = RegOpenKeyExW(guid_key, subkeyname, 0, KEY_READ, &patternkey);
if (res != ERROR_SUCCESS) break;
length = patterns[i].Length;
patterns[i].Pattern = patterns_ptr;
valuesize = length;
res = RegGetValueW(patternkey, NULL, patternW, RRF_RT_REG_BINARY, NULL,
patterns[i].Pattern, &valuesize);
patterns_ptr += length;
if (res == ERROR_SUCCESS)
{
patterns[i].Mask = patterns_ptr;
valuesize = length;
res = RegGetValueW(patternkey, NULL, maskW, RRF_RT_REG_BINARY, NULL,
patterns[i].Mask, &valuesize);
patterns_ptr += length;
}
RegCloseKey(patternkey);
}
RegCloseKey(guid_key);
if (res != ERROR_SUCCESS)
{
heap_free(patterns);
return;
}
container->pattern_count = pattern_count;
container->patterns_size = patterns_size;
container->patterns = patterns;
}
static BOOL read_metadata_info(MetadataReaderInfo *info)
{
UINT format_count;
@ -1950,6 +2000,18 @@ static BOOL read_metadata_info(MetadataReaderInfo *info)
info->container_formats = formats;
info->container_count = format_count;
if (format_count)
{
unsigned i;
info->containers = heap_calloc(format_count, sizeof(*info->containers));
if (!info->containers) return FALSE;
for (i = 0; i < format_count; i++)
read_metadata_patterns(info, info->container_formats + i, info->containers + i);
}
return TRUE;
}