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https://gitlab.uni-freiburg.de/opensourcevdi/spice
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d17e7878cb
Just use forward declaration if needed. Signed-off-by: Frediano Ziglio <freddy77@gmail.com>
77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/* -*- Mode: C; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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/*
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Copyright (C) 2009-2015 Red Hat, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PIXMAP_CACHE_H_
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#define PIXMAP_CACHE_H_
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#include <common/ring.h>
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#include "red-channel.h"
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#include "push-visibility.h"
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#define MAX_CACHE_CLIENTS 4
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#define BITS_CACHE_HASH_SHIFT 10
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#define BITS_CACHE_HASH_SIZE (1 << BITS_CACHE_HASH_SHIFT)
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#define BITS_CACHE_HASH_MASK (BITS_CACHE_HASH_SIZE - 1)
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#define BITS_CACHE_HASH_KEY(id) ((id) & BITS_CACHE_HASH_MASK)
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struct NewCacheItem {
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RingItem lru_link;
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NewCacheItem *next;
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uint64_t id;
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uint64_t sync[MAX_CACHE_CLIENTS];
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size_t size;
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int lossy;
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};
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struct PixmapCache {
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RingItem base;
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pthread_mutex_t lock;
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uint8_t id;
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uint32_t refs;
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NewCacheItem *hash_table[BITS_CACHE_HASH_SIZE];
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Ring lru;
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int64_t available;
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int64_t size;
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int frozen;
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RingItem *frozen_head;
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RingItem *frozen_tail;
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uint32_t generation;
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struct {
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uint8_t client;
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uint64_t message;
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} generation_initiator;
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uint64_t sync[MAX_CACHE_CLIENTS]; // here CLIENTS refer to different channel
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// clients of the same client
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RedClient *client;
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};
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PixmapCache *pixmap_cache_get(RedClient *client, uint8_t id, int64_t size);
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void pixmap_cache_unref(PixmapCache *cache);
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void pixmap_cache_clear(PixmapCache *cache);
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int pixmap_cache_unlocked_set_lossy(PixmapCache *cache, uint64_t id, int lossy);
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bool pixmap_cache_freeze(PixmapCache *cache);
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#include "pop-visibility.h"
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#endif /* PIXMAP_CACHE_H_ */
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