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https://github.com/reactos/reactos.git
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450 lines
8.6 KiB
C
450 lines
8.6 KiB
C
/* -*- c-basic-offset: 8 -*-
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rdesktop: A Remote Desktop Protocol client.
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Seamless Windows support
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Copyright (C) Peter Astrand <astrand@cendio.se> 2005-2006
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "rdesktop.h"
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#include <stdarg.h>
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#include <assert.h>
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/* #define WITH_DEBUG_SEAMLESS */
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#ifdef WITH_DEBUG_SEAMLESS
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#define DEBUG_SEAMLESS(args) printf args;
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#else
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#define DEBUG_SEAMLESS(args)
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#endif
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static char *
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seamless_get_token(char **s)
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{
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char *comma, *head;
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head = *s;
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if (!head)
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return NULL;
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comma = strchr(head, ',');
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if (comma)
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{
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*comma = '\0';
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*s = comma + 1;
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}
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else
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{
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*s = NULL;
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}
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return head;
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}
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static BOOL
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seamless_process_line(RDPCLIENT * This, const char *line, void *data)
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{
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char *p, *l;
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char *tok1, *tok2, *tok3, *tok4, *tok5, *tok6, *tok7, *tok8;
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unsigned long id, flags;
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char *endptr;
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l = xstrdup(line);
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p = l;
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DEBUG_SEAMLESS(("seamlessrdp got:%s\n", p));
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tok1 = seamless_get_token(&p);
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tok2 = seamless_get_token(&p);
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tok3 = seamless_get_token(&p);
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tok4 = seamless_get_token(&p);
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tok5 = seamless_get_token(&p);
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tok6 = seamless_get_token(&p);
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tok7 = seamless_get_token(&p);
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tok8 = seamless_get_token(&p);
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if (!strcmp("CREATE", tok1))
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{
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unsigned long group, parent;
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if (!tok6)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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group = strtoul(tok4, &endptr, 0);
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if (*endptr)
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return False;
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parent = strtoul(tok5, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok6, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_create_window(This, id, group, parent, flags);
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}
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else if (!strcmp("DESTROY", tok1))
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{
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if (!tok4)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok4, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_destroy_window(This, id, flags);
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}
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else if (!strcmp("DESTROYGRP", tok1))
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{
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if (!tok4)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok4, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_destroy_group(This, id, flags);
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}
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else if (!strcmp("SETICON", tok1))
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{
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unimpl("SeamlessRDP SETICON1\n");
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}
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else if (!strcmp("POSITION", tok1))
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{
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int x, y, width, height;
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if (!tok8)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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x = strtol(tok4, &endptr, 0);
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if (*endptr)
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return False;
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y = strtol(tok5, &endptr, 0);
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if (*endptr)
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return False;
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width = strtol(tok6, &endptr, 0);
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if (*endptr)
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return False;
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height = strtol(tok7, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok8, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_move_window(This, id, x, y, width, height, flags);
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}
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else if (!strcmp("ZCHANGE", tok1))
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{
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unsigned long behind;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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behind = strtoul(tok4, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok5, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_restack_window(This, id, behind, flags);
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}
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else if (!strcmp("TITLE", tok1))
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{
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if (!tok5)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok5, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_settitle(This, id, tok4, flags);
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}
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else if (!strcmp("STATE", tok1))
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{
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unsigned int state;
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if (!tok5)
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return False;
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id = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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state = strtoul(tok4, &endptr, 0);
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if (*endptr)
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return False;
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flags = strtoul(tok5, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_setstate(This, id, state, flags);
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}
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else if (!strcmp("DEBUG", tok1))
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{
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DEBUG_SEAMLESS(("SeamlessRDP:%s\n", line));
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}
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else if (!strcmp("SYNCBEGIN", tok1))
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{
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if (!tok3)
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return False;
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flags = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_syncbegin(This, flags);
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}
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else if (!strcmp("SYNCEND", tok1))
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{
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if (!tok3)
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return False;
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flags = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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/* do nothing, currently */
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}
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else if (!strcmp("HELLO", tok1))
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{
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if (!tok3)
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return False;
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flags = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_begin(This, !!(flags & SEAMLESSRDP_HELLO_HIDDEN));
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}
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else if (!strcmp("ACK", tok1))
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{
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unsigned int serial;
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serial = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_ack(This, serial);
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}
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else if (!strcmp("HIDE", tok1))
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{
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if (!tok3)
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return False;
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flags = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_hide_desktop(This);
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}
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else if (!strcmp("UNHIDE", tok1))
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{
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if (!tok3)
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return False;
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flags = strtoul(tok3, &endptr, 0);
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if (*endptr)
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return False;
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ui_seamless_unhide_desktop(This);
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}
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xfree(l);
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return True;
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}
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static BOOL
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seamless_line_handler(RDPCLIENT * This, const char *line, void *data)
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{
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if (!seamless_process_line(This, line, data))
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{
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warning("SeamlessRDP: Invalid request:%s\n", line);
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}
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return True;
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}
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static void
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seamless_process(RDPCLIENT * This, STREAM s)
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{
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unsigned int pkglen;
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static char *rest = NULL;
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char *buf;
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pkglen = s->end - s->p;
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/* str_handle_lines requires null terminated strings */
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buf = xmalloc(pkglen + 1);
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STRNCPY(buf, (char *) s->p, pkglen + 1);
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#if 0
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printf("seamless recv:\n");
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hexdump(s->p, pkglen);
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#endif
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str_handle_lines(This, buf, &rest, seamless_line_handler, NULL);
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xfree(buf);
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}
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BOOL
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seamless_init(RDPCLIENT * This)
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{
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if (!This->seamless_rdp)
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return False;
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This->seamless.serial = 0;
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This->seamless.channel =
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channel_register(This, "seamrdp", CHANNEL_OPTION_INITIALIZED | CHANNEL_OPTION_ENCRYPT_RDP,
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seamless_process);
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return (This->seamless.channel != NULL);
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}
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static unsigned int
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seamless_send(RDPCLIENT * This, const char *command, const char *format, ...)
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{
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STREAM s;
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size_t len;
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va_list argp;
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char buf[1025];
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len = snprintf(buf, sizeof(buf) - 1, "%s,%u,", command, This->seamless.serial);
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assert(len < (sizeof(buf) - 1));
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va_start(argp, format);
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len += vsnprintf(buf + len, sizeof(buf) - len - 1, format, argp);
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va_end(argp);
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assert(len < (sizeof(buf) - 1));
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buf[len] = '\n';
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buf[len + 1] = '\0';
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len++;
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s = channel_init(This, This->seamless.channel, len);
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out_uint8p(s, buf, len) s_mark_end(s);
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DEBUG_SEAMLESS(("SeamlessRDP sending:%s", buf));
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#if 0
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printf("seamless send:\n");
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hexdump(s->channel_hdr + 8, s->end - s->channel_hdr - 8);
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#endif
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channel_send(This, s, This->seamless.channel);
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return This->seamless.serial++;
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}
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unsigned int
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seamless_send_sync(RDPCLIENT * This)
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{
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if (!This->seamless_rdp)
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return (unsigned int) -1;
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return seamless_send(This, "SYNC", "");
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}
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unsigned int
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seamless_send_state(RDPCLIENT * This, unsigned long id, unsigned int state, unsigned long flags)
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{
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if (!This->seamless_rdp)
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return (unsigned int) -1;
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return seamless_send(This, "STATE", "0x%08lx,0x%x,0x%lx", id, state, flags);
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}
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unsigned int
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seamless_send_position(RDPCLIENT * This, unsigned long id, int x, int y, int width, int height, unsigned long flags)
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{
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return seamless_send(This, "POSITION", "0x%08lx,%d,%d,%d,%d,0x%lx", id, x, y, width, height,
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flags);
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}
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/* Update select timeout */
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void
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seamless_select_timeout(RDPCLIENT * This, struct timeval *tv)
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{
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struct timeval ourtimeout = { 0, SEAMLESSRDP_POSITION_TIMER };
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if (This->seamless_rdp)
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{
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if (timercmp(&ourtimeout, tv, <))
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{
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tv->tv_sec = ourtimeout.tv_sec;
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tv->tv_usec = ourtimeout.tv_usec;
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}
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}
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}
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unsigned int
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seamless_send_zchange(RDPCLIENT * This, unsigned long id, unsigned long below, unsigned long flags)
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{
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if (!This->seamless_rdp)
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return (unsigned int) -1;
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return seamless_send(This, "ZCHANGE", "0x%08lx,0x%08lx,0x%lx", id, below, flags);
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}
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unsigned int
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seamless_send_focus(RDPCLIENT * This, unsigned long id, unsigned long flags)
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{
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if (!This->seamless_rdp)
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return (unsigned int) -1;
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return seamless_send(This, "FOCUS", "0x%08lx,0x%lx", id, flags);
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}
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