mirror of
https://gitlab.uni-freiburg.de/opensourcevdi/spice
synced 2025-12-28 08:01:26 +00:00
7db7212c3a
In C, the latter isn't a prototype for a function with no arg, but declares a function with an undefined number of args. [picked from master with changes since no main_channel, spice_common, and a bunch of functions aren't there yet]
145 lines
3.6 KiB
C
145 lines
3.6 KiB
C
/*
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Copyright (C) 2009 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 _H_REDS
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#define _H_REDS
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#include "mem.h"
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#include <stdint.h>
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#include <openssl/ssl.h>
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#include <sys/uio.h>
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#if HAVE_SASL
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#include <sasl/sasl.h>
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#endif
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#define SPICE_GNUC_VISIBLE __attribute__ ((visibility ("default")))
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typedef struct RedsStream RedsStream;
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#if HAVE_SASL
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typedef struct RedsSASL {
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sasl_conn_t *conn;
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/* If we want to negotiate an SSF layer with client */
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int wantSSF :1;
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/* If we are now running the SSF layer */
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int runSSF :1;
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/*
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* Buffering encoded data to allow more clear data
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* to be stuffed onto the output buffer
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*/
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const uint8_t *encoded;
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unsigned int encodedLength;
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unsigned int encodedOffset;
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SpiceBuffer inbuffer;
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char *username;
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char *mechlist;
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char *mechname;
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/* temporary data during authentication */
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unsigned int len;
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char *data;
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} RedsSASL;
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#endif
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struct RedsStream {
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int socket;
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SpiceWatch *watch;
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/* set it to TRUE if you shutdown the socket. shutdown read doesn't work as accepted -
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receive may return data afterward. check the flag before calling receive*/
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int shutdown;
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SSL *ssl;
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#if HAVE_SASL
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RedsSASL sasl;
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#endif
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SpiceChannelEventInfo info;
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/* private */
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ssize_t (*read)(RedsStream *s, void *buf, size_t nbyte);
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ssize_t (*write)(RedsStream *s, const void *buf, size_t nbyte);
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ssize_t (*writev)(RedsStream *s, const struct iovec *iov, int iovcnt);
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};
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typedef struct Channel {
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struct Channel *next;
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uint32_t type;
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uint32_t id;
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int num_common_caps;
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uint32_t *common_caps;
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int num_caps;
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uint32_t *caps;
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void (*link)(struct Channel *, RedsStream *peer, int migration, int num_common_caps,
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uint32_t *common_caps, int num_caps, uint32_t *caps);
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void (*shutdown)(struct Channel *);
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void (*migrate)(struct Channel *);
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void *data;
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} Channel;
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struct SpiceKbdState {
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int dummy;
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};
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struct SpiceMouseState {
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int dummy;
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};
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struct SpiceTabletState {
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int dummy;
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};
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struct QXLState {
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QXLInterface *qif;
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struct RedDispatcher *dispatcher;
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};
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struct TunnelWorker;
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struct SpiceNetWireState {
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struct TunnelWorker *worker;
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};
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void reds_channel_dispose(Channel *channel);
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ssize_t reds_stream_read(RedsStream *s, void *buf, size_t nbyte);
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ssize_t reds_stream_write(RedsStream *s, const void *buf, size_t nbyte);
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ssize_t reds_stream_writev(RedsStream *s, const struct iovec *iov, int iovcnt);
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void reds_stream_free(RedsStream *s);
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void reds_desable_mm_timer(void);
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void reds_enable_mm_timer(void);
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void reds_update_mm_timer(uint32_t mm_time);
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uint32_t reds_get_mm_time(void);
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void reds_set_client_mouse_allowed(int is_client_mouse_allowed,
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int x_res, int y_res);
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void reds_register_channel(Channel *channel);
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void reds_unregister_channel(Channel *channel);
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extern struct SpiceCoreInterface *core;
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extern uint64_t bitrate_per_sec;
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#define IS_LOW_BANDWIDTH() (bitrate_per_sec < 10 * 1024 * 1024)
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#endif
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