/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
  arising from the use of this software.

  Permission is granted to anyone to use this software for any purpose,
  including commercial applications, and to alter it and redistribute it
  freely, subject to the following restrictions:

  1. The origin of this software must not be misrepresented; you must not
     claim that you wrote the original software. If you use this software
     in a product, an acknowledgment in the product documentation would be
     appreciated but is not required.
  2. Altered source versions must be plainly marked as such, and must not be
     misrepresented as being the original software.
  3. This notice may not be removed or altered from any source distribution.
*/

#include "SDL_internal.h"

#ifndef SDL_waylandshmbuffer_h_
#define SDL_waylandshmbuffer_h_

typedef struct
{
    struct wl_buffer *wl_buffer;
    void *shm_data;
    int shm_data_size;
} Wayland_SHMBuffer;

typedef struct
{
    struct
    {
        void *shm_pool_handle;
        int shm_pool_size;
    } internal;

    int buffer_count;
    Wayland_SHMBuffer buffers[];
} Wayland_SHMPool;

// Allocates an SHM buffer with the format WL_SHM_FORMAT_ARGB8888
extern bool Wayland_AllocSHMBuffer(int width, int height, Wayland_SHMBuffer *shmBuffer);
extern void Wayland_ReleaseSHMBuffer(Wayland_SHMBuffer *shmBuffer);

extern Wayland_SHMPool *Wayland_AllocSHMPool(int width, int height, int buffer_count);
extern void Wayland_ReleaseSHMPool(Wayland_SHMPool *shmPool);

#endif
