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dssenh: Implement CPDuplicateKey.
Signed-off-by: Hans Leidekker <hans@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
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@ -5,7 +5,7 @@
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@ stdcall CPDestroyHash(ptr ptr)
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@ stdcall CPDestroyKey(ptr ptr)
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@ stdcall CPDuplicateHash(ptr ptr ptr long ptr)
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@ stub CPDuplicateKey
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@ stdcall CPDuplicateKey(ptr ptr ptr long ptr)
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@ stub CPEncrypt
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@ stdcall CPExportKey(ptr ptr ptr long long ptr ptr)
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@ stdcall CPGenKey(ptr long long ptr)
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@ -471,6 +471,33 @@ BOOL WINAPI CPExportKey( HCRYPTPROV hprov, HCRYPTKEY hkey, HCRYPTKEY hexpkey, DW
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return FALSE;
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}
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static struct key *duplicate_key( const struct key *key )
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{
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struct key *ret;
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if (!(ret = create_key( key->algid, key->flags ))) return NULL;
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if (BCryptDuplicateKey( key->handle, &ret->handle, NULL, 0, 0 ))
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{
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heap_free( ret );
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return NULL;
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}
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return ret;
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}
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BOOL WINAPI CPDuplicateKey( HCRYPTPROV hprov, HCRYPTKEY hkey, DWORD *reserved, DWORD flags, HCRYPTKEY *ret_key )
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{
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struct key *key = (struct key *)hkey, *ret;
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TRACE( "%p, %p, %p, %08x, %p\n", (void *)hprov, (void *)hkey, reserved, flags, ret_key );
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if (key->magic != MAGIC_KEY) return FALSE;
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if (!(ret = duplicate_key( key ))) return FALSE;
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*ret_key = (HCRYPTKEY)ret;
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return TRUE;
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}
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static struct hash *create_hash( ALG_ID algid )
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{
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struct hash *ret;
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