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xrdp
xrdp-avahi.diff
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File xrdp-avahi.diff of Package xrdp
From 71ebbe34d841d3f29ae2d21fbae25889de5d4a57 Mon Sep 17 00:00:00 2001 From: Felix Zhang <fezhang@suse.com> Date: Mon, 1 Aug 2016 17:04:31 +0800 Subject: [PATCH] avahi --- configure.ac | 1 + xrdp/Makefile.am | 9 +++-- xrdp/xrdp.h | 8 ++++ xrdp/xrdp_avahi.c | 117 +++++++++++++++++++++++++++++++++++++++++++++++++++++ xrdp/xrdp_listen.c | 2 +- 5 files changed, 133 insertions(+), 4 deletions(-) create mode 100644 xrdp/xrdp_avahi.c diff --git a/configure.ac b/configure.ac index e1a150e..2cfe026 100644 --- a/configure.ac +++ b/configure.ac @@ -7,6 +7,7 @@ AM_INIT_AUTOMAKE([1.6 foreign]) AC_PROG_CC AC_C_CONST AC_PROG_LIBTOOL +PKG_CHECK_MODULES(AVAHI, avahi-client >= 0.6.4) PKG_PROG_PKG_CONFIG AC_ARG_WITH([systemdsystemunitdir], AS_HELP_STRING([--with-systemdsystemunitdir=DIR], [Directory for systemd service files]), diff --git a/xrdp/Makefile.am b/xrdp/Makefile.am index 4fd9a68..e00bc2f 100644 --- a/xrdp/Makefile.am +++ b/xrdp/Makefile.am @@ -33,7 +33,8 @@ INCLUDES = \ -I$(top_builddir) \ -I$(top_srcdir)/common \ -I$(top_srcdir)/libxrdp \ - $(EXTRA_INCLUDES) + $(EXTRA_INCLUDES) \ + $(AVAHI_CFLAGS) sbin_PROGRAMS = \ xrdp @@ -52,12 +53,14 @@ xrdp_SOURCES = \ xrdp_process.c \ xrdp_region.c \ xrdp_wm.c \ - xrdp_encoder.c + xrdp_encoder.c \ + xrdp_avahi.c xrdp_LDADD = \ $(top_builddir)/common/libcommon.la \ $(top_builddir)/libxrdp/libxrdp.la \ - $(EXTRA_LIBS) + $(EXTRA_LIBS) \ + $(AVAHI_LIBS) xrdp_LDFLAGS = \ $(EXTRA_FLAGS) diff --git a/xrdp/xrdp.h b/xrdp/xrdp.h index 67488a6..e71fb9b 100644 --- a/xrdp/xrdp.h +++ b/xrdp/xrdp.h @@ -164,6 +164,8 @@ void APP_CC xrdp_listen_delete(struct xrdp_listen* self); int APP_CC xrdp_listen_main_loop(struct xrdp_listen* self); +int APP_CC +xrdp_listen_get_port(char* port, int port_bytes); /* xrdp_region.c */ struct xrdp_region* APP_CC @@ -510,3 +512,9 @@ int DEFAULT_CC server_add_char_alpha(struct xrdp_mod* mod, int font, int charactor, int offset, int baseline, int width, int height, char* data); + +/* xrdp_avahi.c */ +int APP_CC +xrdp_avahi_init(void); +void APP_CC +xrdp_avahi_fini(void); diff --git a/xrdp/xrdp_avahi.c b/xrdp/xrdp_avahi.c new file mode 100644 index 0000000..7fa1656 --- /dev/null +++ b/xrdp/xrdp_avahi.c @@ -0,0 +1,117 @@ +/* + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + + xrdp: A Remote Desktop Protocol server. + Copyright (C) Novell, Inc. 2008 + + avahi integration + +*/ + +#include "xrdp.h" + +#include <stdlib.h> +#include <stdio.h> +#include <unistd.h> +#include <avahi-client/client.h> +#include <avahi-client/publish.h> +#include <avahi-common/thread-watch.h> + +static AvahiClient *client = NULL; +static AvahiThreadedPoll *threaded_poll = NULL; +static AvahiEntryGroup *avahi_group = NULL; + +static const char *_service_name = "RDP service on %s"; + +static void +avahi_client_callback (AvahiClient *c, + AvahiClientState state, + void *userdata) +{ + switch (state) { + case AVAHI_CLIENT_S_RUNNING: + avahi_group = avahi_entry_group_new (c, 0, 0); + if (avahi_group) + { + char hname[512]; + char name[576]; + char port[8]; + /* dummy parameters */ + char address[256]; + struct xrdp_startup_params* startup_param = {"", 0, 0, 0, 0}; + + if (gethostname (hname, sizeof (hname))) + break; + + sprintf (name, _service_name, hname); + + xrdp_listen_get_port_address (port, sizeof (port), + address, sizeof (address), + startup_param); + + avahi_entry_group_add_service (avahi_group, + AVAHI_IF_UNSPEC, + AVAHI_PROTO_UNSPEC, + 0, + name, + "_rdp._tcp", + 0, + 0, + atoi (port), + NULL); + + avahi_entry_group_commit (avahi_group); + } + break; + case AVAHI_CLIENT_FAILURE: + case AVAHI_CLIENT_S_COLLISION: + case AVAHI_CLIENT_CONNECTING: + break; + case AVAHI_CLIENT_S_REGISTERING: + if (avahi_group) + avahi_entry_group_reset (avahi_group); + default: + break; + } +} + +int APP_CC +xrdp_avahi_init (void) +{ + if (!(threaded_poll = avahi_threaded_poll_new ())) + return 1; + + if (!(client = avahi_client_new (avahi_threaded_poll_get (threaded_poll), + 0, + avahi_client_callback, + NULL, + NULL))) + return 1; + + if (avahi_threaded_poll_start (threaded_poll) < 0) + return 1; + + return 0; +} + +void APP_CC +xrdp_avahi_fini (void) +{ + avahi_threaded_poll_stop (threaded_poll); + if (avahi_group) + avahi_entry_group_free (avahi_group); + avahi_client_free (client); + avahi_threaded_poll_free (threaded_poll); +} diff --git a/xrdp/xrdp_listen.c b/xrdp/xrdp_listen.c index b2b19ca..c1ae4c5 100644 --- a/xrdp/xrdp_listen.c +++ b/xrdp/xrdp_listen.c @@ -145,7 +145,7 @@ xrdp_process_run(void *in_val) } /*****************************************************************************/ -static int +int xrdp_listen_get_port_address(char *port, int port_bytes, char *address, int address_bytes, int *tcp_nodelay, int *tcp_keepalive, -- 2.6.6
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