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/*
* Copyright (c) 2013, Oracle and/or its affiliates.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef XHIV_H
#define XHIV_H
#include <inttypes.h>
#include <sys/types.h>
/* Structures definining data to send to client after given requests */
#define XHIV_REQ_IGNORE 1024 /* Match only seq number, not req code */
#define XHIV_REQ_CONN_SETUP 1025 /* Initial handshake */
#define XHIV_SEQ_IGNORE 0xFFFFFFFF /* Match only req code, not seq number */
#define XHIV_SEQ_MATCHDATA 0xFFFFFFFE /* Match only if match_data matches */
#define XHIV_NO_SET_SEQUENCE 0x01 /* Don't set sequence number in reply */
typedef struct xhiv_response {
/* next is used to make up the list of responses to search through.
Once one is found, all the responses along the chain are sent. */
struct xhiv_response *next;
struct xhiv_response *chain;
uint16_t reqType; /* Request code, extension number or XHIV_REQ constant */
uint16_t reqMinor; /* Extension minor request code */
uint32_t sequence; /* Sequence number, or XHIV_SEQ_IGNORE */
const void *match_data; /* Additional data for matching requests */
uint32_t length; /* Total length of reply packet, in 4-byte words */
uint32_t repeat; /* Number of times to repeat this packet in reply */
const void *response_data; /* Data to return */
uint32_t response_datalen; /* Length of response_data, in bytes */
/* Response will be filled with random data to fill the difference
between (response_datalen * (1 + repeat)) & length */
uint32_t flags; /* flags controlling various options */
} xhiv_response;
/* Fork a server process and return the string needed to connect to it. */
extern char *XhivOpenServer(xhiv_response *responses, pid_t *return_pid);
/* Manage an Xlib display connection to a new Xhiv server */
#include <X11/Xlib.h>
extern Display *XhivOpenDisplay(xhiv_response *responses);
extern int XhivCloseDisplay(Display *dpy);
extern void XhivSequenceSync(Display *dpy, uint32_t sequence);
#ifdef HAVE_XCB
/* Manage an xcb display connection to a new Xhiv server */
#include <xcb/xcb.h>
typedef enum {
xhiv_conn_no_error_allowed = 0,
xhiv_conn_error_allowed
} xhiv_connection_error_allowed;
extern xcb_connection_t *xhiv_connect(xhiv_response *responses);
extern int xhiv_disconnect(xcb_connection_t *conn,
xhiv_connection_error_allowed cea);
extern void xhiv_sequence_sync(xcb_connection_t *conn, uint32_t sequence);
#endif
#endif /* XHIV_H */
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