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ole32: Fix the algorithm used in ItemMonikerImpl_Hash to match native.

This commit is contained in:
Robert Shearman 2006-05-08 12:41:58 +01:00 committed by Alexandre Julliard
parent b011a2ba8f
commit e97709ff6d
2 changed files with 4 additions and 14 deletions
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17
dlls/ole32/itemmoniker.c
View File

@ -661,8 +661,8 @@ HRESULT WINAPI ItemMonikerImpl_IsEqual(IMoniker* iface,IMoniker* pmkOtherMoniker
HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
{
ItemMonikerImpl *This = (ItemMonikerImpl *)iface;
int h = 0,i,skip,len;
DWORD h = 0;
int i,len;
int off = 0;
LPOLESTR val;
@ -672,17 +672,8 @@ HRESULT WINAPI ItemMonikerImpl_Hash(IMoniker* iface,DWORD* pdwHash)
val = This->itemName;
len = lstrlenW(val);
if (len < 16) {
for (i = len ; i > 0; i--) {
h = (h * 37) + val[off++];
}
} else {
/* only sample some characters */
skip = len / 8;
for (i = len ; i > 0; i -= skip, off += skip) {
h = (h * 39) + val[off];
}
}
for (i = len ; i > 0; i--)
h = (h * 3) ^ toupperW(val[off++]);
*pdwHash=h;

1
dlls/ole32/tests/moniker.c
View File

@ -570,7 +570,6 @@ static void test_item_moniker(void)
hr = IMoniker_Hash(moniker, &hash);
ok_ole_success(hr, IMoniker_Hash);
todo_wine
ok(hash == 0x73c,
"Hash value != 0x73c, instead was 0x%08lx\n",
hash);