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+/*
+  Copyright 2012-2020 David Robillard <d@drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+/**
+   @file implementation.h
+   @brief Shared declarations for implementation.
+*/
+
+#ifndef PUGL_DETAIL_IMPLEMENTATION_H
+#define PUGL_DETAIL_IMPLEMENTATION_H
+
+#include "types.h"
+
+#include "pugl/pugl.h"
+
+#include <stddef.h>
+#include <stdint.h>
+
+PUGL_BEGIN_DECLS
+
+/// Set `blob` to `data` with length `len`, reallocating if necessary
+void
+puglSetBlob(PuglBlob* dest, const void* data, size_t len);
+
+/// Reallocate and set `*dest` to `string`
+void
+puglSetString(char** dest, const char* string);
+
+/// Allocate and initialise world internals (implemented once per platform)
+PuglWorldInternals*
+puglInitWorldInternals(PuglWorldType type, PuglWorldFlags flags);
+
+/// Destroy and free world internals (implemented once per platform)
+void
+puglFreeWorldInternals(PuglWorld* world);
+
+/// Allocate and initialise view internals (implemented once per platform)
+PuglInternals*
+puglInitViewInternals(void);
+
+/// Destroy and free view internals (implemented once per platform)
+void
+puglFreeViewInternals(PuglView* view);
+
+/// Return the Unicode code point for `buf` or the replacement character
+uint32_t
+puglDecodeUTF8(const uint8_t* buf);
+
+/// Dispatch an event with a simple `type` to `view`
+void
+puglDispatchSimpleEvent(PuglView* view, PuglEventType type);
+
+/// Dispatch `event` to `view` while already in the graphics context
+void
+puglDispatchEventInContext(PuglView* view, const PuglEvent* event);
+
+/// Dispatch `event` to `view`, entering graphics context if necessary
+void
+puglDispatchEvent(PuglView* view, const PuglEvent* event);
+
+/// Set internal (stored in view) clipboard contents
+const void*
+puglGetInternalClipboard(const PuglView* view, const char** type, size_t* len);
+
+/// Set internal (stored in view) clipboard contents
+PuglStatus
+puglSetInternalClipboard(PuglView*   view,
+                         const char* type,
+                         const void* data,
+                         size_t      len);
+
+PUGL_END_DECLS
+
+#endif // PUGL_DETAIL_IMPLEMENTATION_H