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/*
   Copyright (C) 2009 Red Hat, Inc.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/

#ifndef _H_REDS
#define _H_REDS

#include <stdint.h>
#include <openssl/ssl.h>
#include <sys/uio.h>

#define __visible__ __attribute__ ((visibility ("default")))

typedef struct RedsStreamContext {
    void *ctx;

    int socket;
    SpiceWatch *watch;

    /* set it to TRUE if you shutdown the socket. shutdown read doesn't work as accepted -
       receive may return data afterward. check the flag before calling receive*/
    int shutdown;
    SSL *ssl;

    int (*cb_write)(void *, void *, int);
    int (*cb_read)(void *, void *, int);

    int (*cb_readv)(void *, const struct iovec *vector, int count);
    int (*cb_writev)(void *, const struct iovec *vector, int count);
    int (*cb_free)(struct RedsStreamContext *);
} RedsStreamContext;

typedef struct Channel {
    struct Channel *next;
    uint32_t type;
    uint32_t id;
    int num_common_caps;
    uint32_t *common_caps;
    int num_caps;
    uint32_t *caps;
    void (*link)(struct Channel *, RedsStreamContext *peer, int migration, int num_common_caps,
                 uint32_t *common_caps, int num_caps, uint32_t *caps);
    void (*shutdown)(struct Channel *);
    void (*migrate)(struct Channel *);
    void *data;
} Channel;

struct SpiceKbdState {
    int dummy;
};

struct SpiceMouseState {
    int dummy;
};

struct SpiceTabletState {
    int dummy;
};

struct QXLState {
    QXLInterface          *qif;
    struct RedDispatcher  *dispatcher;
};

struct TunnelWorker;
struct SpiceNetWireState {
    struct TunnelWorker *worker;
};

void reds_desable_mm_timer();
void reds_enable_mm_timer();
void reds_update_mm_timer(uint32_t mm_time);
uint32_t reds_get_mm_time();
void reds_set_client_mouse_allowed(int is_client_mouse_allowed,
                                   int x_res, int y_res);
void reds_register_channel(Channel *channel);
void reds_unregister_channel(Channel *channel);

extern struct SpiceCoreInterface *core;
extern uint64_t bitrate_per_sec;

#define IS_LOW_BANDWIDTH() (bitrate_per_sec < 10 * 1024 * 1024)

#endif