From 670a1321e296b1b24e6030f4f36c9e3c5e8a6784 Mon Sep 17 00:00:00 2001 From: Mike Gabriel Date: Wed, 27 Jun 2018 11:04:15 +0200 Subject: initial draft of the RDA shared library --- src/Makefile.am | 33 ++++++++++++++ src/rda.c | 132 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ src/rda.h | 62 ++++++++++++++++++++++++++ src/rda.pc.in | 12 ++++++ src/rda_x2go.c | 110 ++++++++++++++++++++++++++++++++++++++++++++++ src/rda_x2go.h | 41 ++++++++++++++++++ 6 files changed, 390 insertions(+) create mode 100644 src/Makefile.am create mode 100644 src/rda.c create mode 100644 src/rda.h create mode 100644 src/rda.pc.in create mode 100644 src/rda_x2go.c create mode 100644 src/rda_x2go.h (limited to 'src') diff --git a/src/Makefile.am b/src/Makefile.am new file mode 100644 index 0000000..c770c54 --- /dev/null +++ b/src/Makefile.am @@ -0,0 +1,33 @@ +NULL = + +lib_LTLIBRARIES = librda.la + +CLEANFILES = +DISTCLEANFILES = + +rda_headers = \ + rda.h \ + $(NULL) + +librdaincludedir = $(includedir)/rda +librdainclude_HEADERS = \ + $(rda_headers) \ + $(NULL) + +librda_la_SOURCES = \ + $(rda_headers) \ + rda.c \ + rda_x2go.h \ + rda_x2go.c \ + $(NULL) + +librda_la_CFLAGS = \ + $(LIBRDA_CFLAGS) \ + $(NULL) + +librda_la_LIBADD = \ + $(LIBRDA_LIBS) \ + $(NULL) + +pkgconfig_DATA = rda.pc +pkgconfigdir = $(libdir)/pkgconfig diff --git a/src/rda.c b/src/rda.c new file mode 100644 index 0000000..ce7b1af --- /dev/null +++ b/src/rda.c @@ -0,0 +1,132 @@ +/* -*- Mode: C; c-set-style: linux indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ + +/* rda.c - Remote Desktop Awareness + + Copyright (C) 2018 Mike Gabriel + All rights reserved. + + The RDA Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The RDA Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Mate Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + Boston, MA 02110-1301, USA. + */ + +#include +#include +#include + +#include +#include + +guint +remote_technology = REMOTE_TECHNOLOGY_UNCHECKED; + +void +rda_init (void) +{ + rda_session_is_remote(); +} + +gboolean +rda_session_is_local(void) +{ + /* + * FIXME: how can we detect that a desktop session is running locally? + */ + return (!rda_session_is_remote()); +} + +gboolean +rda_session_is_remote (void) +{ + if (rda_session_is_x2go()) + return TRUE; + + /* possibly add more checks for other remote desktop technologies */ + + else if (rda_session_is_local()) + remote_technology = REMOTE_TECHNOLOGY_NONE; + + else + remote_technology = REMOTE_TECHNOLOGY_UNKNOWN; + + return FALSE; +} + +guint +rda_get_remote_technology(void) +{ + if (remote_technology == REMOTE_TECHNOLOGY_UNCHECKED) + rda_init(); + + return remote_technology; +} + +gchar * +rda_get_remote_technology_name (void) +{ + if (remote_technology == REMOTE_TECHNOLOGY_UNCHECKED) + rda_init(); + + gchar* remote_technology_name; + + switch(remote_technology) { + + case REMOTE_TECHNOLOGY_NONE: + remote_technology_name = _("local"); + break; + + case REMOTE_TECHNOLOGY_X2GO: + remote_technology_name = _("X2Go"); + break; + + case REMOTE_TECHNOLOGY_UNKNOWN: + remote_technology_name = _("unknown"); + + default: + remote_technology_name = g_strdup(""); + + } + + return remote_technology_name; +} + +gboolean +rda_session_can_be_suspended(void) +{ + if (rda_session_is_x2go()) + return TRUE; + + /* possibly add more checks for other remote desktop frameworks + that have a session suspension feature */ + + return FALSE; +} + +gboolean +rda_session_suspend(void) +{ + if (rda_session_is_x2go()) + return rda_session_suspend_x2go(); + + return FALSE; +} + +gboolean +rda_session_terminate(void) +{ + if (rda_session_is_x2go()) + return rda_session_terminate_x2go(); + + return FALSE; +} diff --git a/src/rda.h b/src/rda.h new file mode 100644 index 0000000..394e969 --- /dev/null +++ b/src/rda.h @@ -0,0 +1,62 @@ +/* -*- Mode: C; c-set-style: linux indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ + +/* rda.h - Remote Desktop Awareness + + Copyright (C) 2018 Mike Gabriel + All rights reserved. + + The RDA Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The RDA Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Mate Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + Boston, MA 02110-1301, USA. + */ + +#ifndef RDA_H +#define RDA_H + +G_BEGIN_DECLS + +enum { + REMOTE_TECHNOLOGY_UNCHECKED, + REMOTE_TECHNOLOGY_NONE, + REMOTE_TECHNOLOGY_UNKNOWN, + REMOTE_TECHNOLOGY_X2GO, +}; + +extern guint +remote_technology; + +void +rda_init (void); + +gboolean +rda_session_is_local(void); + +gboolean +rda_session_is_remote (void); + +guint +rda_get_remote_technology(void); + +gchar * +rda_get_remote_technology_name (void); + +gboolean +rda_session_can_be_suspended(void); + +gboolean +rda_suspend_session(void); + +G_END_DECLS + +#endif /* RDA_H */ diff --git a/src/rda.pc.in b/src/rda.pc.in new file mode 100644 index 0000000..e79b9c3 --- /dev/null +++ b/src/rda.pc.in @@ -0,0 +1,12 @@ +prefix=@prefix@ +exec_prefix=@exec_prefix@ +libdir=@libdir@ +bindir=@bindir@ +includedir=@includedir@ + +Cflags: -I${includedir}/rda +Libs: -lrda + +Name: librda +Description: Remote Desktop Awareness +Version: @VERSION@ diff --git a/src/rda_x2go.c b/src/rda_x2go.c new file mode 100644 index 0000000..34094e3 --- /dev/null +++ b/src/rda_x2go.c @@ -0,0 +1,110 @@ +/* -*- Mode: C; c-set-style: linux indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ + +/* rda_x2go.c - Remote Desktop Awareness for X2Go Sessions + + Copyright (C) 2018 Mike Gabriel + All rights reserved. + + The RDA Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The RDA Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Mate Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + Boston, MA 02110-1301, USA. + */ + +#include +#include + +#include + +gboolean +rda_session_is_x2go (void) +{ + if (remote_technology == REMOTE_TECHNOLOGY_X2GO) + return TRUE; + + if (g_getenv("X2GO_SESSION")) + { + remote_technology = REMOTE_TECHNOLOGY_X2GO; + return TRUE; + } + + return FALSE; +} + +gboolean +rda_session_suspend_x2go(void) +{ + if (!rda_session_is_x2go()) + return FALSE; + + gint std_in, std_out; + GError * error = NULL; + + const gchar * argv[1]; + argv[0] = "x2gosuspend-session"; + + // FIXME: use g_spawn_sync + g_spawn_async_with_pipes(NULL, /* pwd */ + (gchar **)argv, + NULL, /* env */ + G_SPAWN_DO_NOT_REAP_CHILD, + NULL, NULL, /* child setup */ + NULL, + &std_in, + &std_out, + NULL, /* stderr */ + &error); /* error */ + + if (error == NULL) + { + return TRUE; + } else { + // FIXME: Maybe put some error reporting to a higher API level + // here... + return FALSE; + } +} + +gboolean +rda_session_terminate_x2go(void) +{ + if (!rda_session_is_x2go()) + return FALSE; + + gint std_in, std_out; + GError * error = NULL; + + const gchar * argv[1]; + argv[0] = "x2goterminate-session"; + + // FIXME: use g_spawn_sync + g_spawn_async_with_pipes(NULL, /* pwd */ + (gchar **)argv, + NULL, /* env */ + G_SPAWN_DO_NOT_REAP_CHILD, + NULL, NULL, /* child setup */ + NULL, + &std_in, + &std_out, + NULL, /* stderr */ + &error); /* error */ + + if (error == NULL) + { + return TRUE; + } else { + // FIXME: Maybe put some error reporting to a higher API level + // here... + return FALSE; + } +} diff --git a/src/rda_x2go.h b/src/rda_x2go.h new file mode 100644 index 0000000..ceeb9d4 --- /dev/null +++ b/src/rda_x2go.h @@ -0,0 +1,41 @@ +/* -*- Mode: C; c-set-style: linux indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */ + +/* rda_x2go.c - Remote Desktop Awareness for X2Go Sessions + + Copyright (C) 2018 Mike Gabriel + All rights reserved. + + The RDA Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The RDA Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the Mate Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, + Boston, MA 02110-1301, USA. + */ + +#ifndef RDA_X2GO_H +#define RDA_X2GO_H + +#include +#include + +#include + +gboolean +rda_session_is_x2go (void); + +gboolean +rda_session_suspend_x2go(void); + +gboolean +rda_session_terminate_x2go(void); + +#endif /* RDA_X2GO_H */ -- cgit v1.2.3