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Annotation of qemu/ui/vnc-jobs-sync.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * QEMU VNC display driver
        !             3:  *
        !             4:  * Copyright (C) 2006 Anthony Liguori <[email protected]>
        !             5:  * Copyright (C) 2006 Fabrice Bellard
        !             6:  * Copyright (C) 2009 Red Hat, Inc
        !             7:  * Copyright (C) 2010 Corentin Chary <[email protected]>
        !             8:  *
        !             9:  * Permission is hereby granted, free of charge, to any person obtaining a copy
        !            10:  * of this software and associated documentation files (the "Software"), to deal
        !            11:  * in the Software without restriction, including without limitation the rights
        !            12:  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
        !            13:  * copies of the Software, and to permit persons to whom the Software is
        !            14:  * furnished to do so, subject to the following conditions:
        !            15:  *
        !            16:  * The above copyright notice and this permission notice shall be included in
        !            17:  * all copies or substantial portions of the Software.
        !            18:  *
        !            19:  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
        !            20:  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
        !            21:  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
        !            22:  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
        !            23:  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
        !            24:  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
        !            25:  * THE SOFTWARE.
        !            26:  */
        !            27: 
        !            28: #include "vnc.h"
        !            29: #include "vnc-jobs.h"
        !            30: 
        !            31: void vnc_jobs_clear(VncState *vs)
        !            32: {
        !            33: }
        !            34: 
        !            35: void vnc_jobs_join(VncState *vs)
        !            36: {
        !            37: }
        !            38: 
        !            39: VncJob *vnc_job_new(VncState *vs)
        !            40: {
        !            41:     vs->job.vs = vs;
        !            42:     vs->job.rectangles = 0;
        !            43: 
        !            44:     vnc_write_u8(vs, VNC_MSG_SERVER_FRAMEBUFFER_UPDATE);
        !            45:     vnc_write_u8(vs, 0);
        !            46:     vs->job.saved_offset = vs->output.offset;
        !            47:     vnc_write_u16(vs, 0);
        !            48:     return &vs->job;
        !            49: }
        !            50: 
        !            51: void vnc_job_push(VncJob *job)
        !            52: {
        !            53:     VncState *vs = job->vs;
        !            54: 
        !            55:     vs->output.buffer[job->saved_offset] = (job->rectangles >> 8) & 0xFF;
        !            56:     vs->output.buffer[job->saved_offset + 1] = job->rectangles & 0xFF;
        !            57:     vnc_flush(job->vs);
        !            58: }
        !            59: 
        !            60: int vnc_job_add_rect(VncJob *job, int x, int y, int w, int h)
        !            61: {
        !            62:     int n;
        !            63: 
        !            64:     n = vnc_send_framebuffer_update(job->vs, x, y, w, h);
        !            65:     if (n >= 0)
        !            66:         job->rectangles += n;
        !            67:     return n;
        !            68: }
        !            69: 
        !            70: bool vnc_has_job(VncState *vs)
        !            71: {
        !            72:     return false;
        !            73: }

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