Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/libfreerdp/cache/palette.h

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+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ *
+ * Copyright 2018 Armin Novak <armin.novak@thincast.com>
+ * Copyright 2018 Thincast Technologies GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FREERDP_LIB_CACHE_PALETTE_H
+#define FREERDP_LIB_CACHE_PALETTE_H
+
+#include <freerdp/api.h>
+#include <freerdp/update.h>
+
+typedef struct rdp_palette_cache rdpPaletteCache;
+
+typedef struct
+{
+	void* entry;
+} PALETTE_TABLE_ENTRY;
+
+struct rdp_palette_cache
+{
+	UINT32 maxEntries;            /* 0 */
+	PALETTE_TABLE_ENTRY* entries; /* 1 */
+
+	/* internal */
+
+	rdpContext* context;
+};
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+	FREERDP_LOCAL void palette_cache_register_callbacks(rdpUpdate* update);
+
+	FREERDP_LOCAL void palette_cache_free(rdpPaletteCache* paletteCache);
+
+	WINPR_ATTR_MALLOC(palette_cache_free, 1)
+	WINPR_ATTR_NODISCARD
+	FREERDP_LOCAL rdpPaletteCache* palette_cache_new(rdpContext* context);
+
+	FREERDP_LOCAL void free_palette_update(rdpContext* context, PALETTE_UPDATE* pointer);
+
+	WINPR_ATTR_MALLOC(free_palette_update, 2)
+	WINPR_ATTR_NODISCARD
+	FREERDP_LOCAL PALETTE_UPDATE* copy_palette_update(rdpContext* context,
+	                                                  const PALETTE_UPDATE* pointer);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FREERDP_LIB_CACHE_PALETTE_H */