Update sctp plugin for the current build system

- Add meson build definitions
- Add necessary API decorators

ext/meson.build

@@ -44,6 +44,7 @@ subdir('resindvd')
 subdir('rsvg')
 subdir('rtmp')
 subdir('sbc')
+subdir('sctp')
 subdir('smoothstreaming')
 #subdir('sndfile')
 subdir('soundtouch')

ext/sctp/meson.build

@@ -0,0 +1,31 @@
+sctp_sources = [
+  'gstsctpdec.c',
+  'gstsctpenc.c',
+  'gstsctpplugin.c',
+  'sctpassociation.c'
+]
+
+if get_option('sctp').disabled()
+  subdir_done()
+endif
+
+sctp_dep = cc.find_library('usrsctp', required : get_option('sctp').enabled())
+sctp_header = cc.has_header('usrsctp.h')
+
+if get_option('sctp').enabled()
+  if not sctp_dep.found() or not sctp_header
+    error('sctp plugin enabled but could not find libusrsctp')
+  endif
+endif
+
+if sctp_dep.found() and sctp_header
+  gstsctp = library('gstsctp',
+    sctp_sources,
+    c_args : gst_plugins_bad_args,
+    include_directories : [configinc],
+    dependencies : [sctp_dep, gst_dep, gstbase_dep, gstsctp_dep],
+    install : true,
+    install_dir : plugins_install_dir,
+  )
+  pkgconfig.generate(gstsctp, install_dir : plugins_pkgconfig_install_dir)
+endif

gst-libs/gst/meson.build

@@ -10,6 +10,7 @@ subdir('isoff')
 subdir('mpegts')
 subdir('opencv')
 subdir('player')
+subdir('sctp')
 subdir('video')
 subdir('wayland')
 subdir('webrtc')

gst-libs/gst/sctp/Makefile.am

@@ -5,6 +5,8 @@ libgstsctp_1_0_la_SOURCES = \
     sctpreceivemeta.c
 
 libgstsctp_1_0_la_CFLAGS = \
+    -I$(top_srcdir)/gst-libs \
+    -I$(top_builddir)/gst-libs \
     $(GST_PLUGINS_BASE_CFLAGS) \
     $(GST_BASE_CFLAGS) \
     $(GST_CFLAGS)
@@ -14,4 +16,5 @@ libgstsctp_1_0_la_LIBADD = $(GST_LIBS) $(GST_BASE_LIBS)
 libgstsctp_1_0_includedir = $(includedir)/gstreamer-1.0/gst/sctp
 libgstsctp_1_0_include_HEADERS = \
     sctpsendmeta.h \
-    sctpreceivemeta.h
+    sctpreceivemeta.h \
+    sctp-prelude.h

gst-libs/gst/sctp/meson.build

@@ -0,0 +1,26 @@
+sctp_sources = [
+  'sctpreceivemeta.c',
+  'sctpsendmeta.c',
+]
+
+sctp_headers = [
+  'sctpreceivemeta.h',
+  'sctpsendmeta.h',
+  'sctp-prelude.h',
+]
+
+install_headers(sctp_headers, subdir : 'gstreamer-1.0/gst/sctp')
+
+libgstsctp = library('gstsctp-' + api_version,
+  sctp_sources,
+  c_args : gst_plugins_bad_args,
+  include_directories : [configinc, libsinc],
+  version : libversion,
+  soversion : soversion,
+  install : true,
+  dependencies : [gstbase_dep],
+)
+
+gstsctp_dep = declare_dependency(link_with : libgstsctp,
+  include_directories : [libsinc],
+  dependencies : [gstbase_dep])

gst-libs/gst/sctp/sctp-prelude.h

@@ -0,0 +1,31 @@
+/* GStreamer SCTP Library
+ * Copyright (C) 2018 GStreamer developers
+ *
+ * sctp-prelude.h: prelude include header for gst-audiobad library
+ *
+ * This 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.
+ *
+ * This 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 this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __GST_SCTP_PRELUDE_H__
+#define __GST_SCTP_PRELUDE_H__
+
+#include <gst/gst.h>
+
+#ifndef GST_SCTP_API
+#define GST_SCTP_API GST_EXPORT
+#endif
+
+#endif /* __GST_SCTP_PRELUDE_H__ */

gst-libs/gst/sctp/sctpreceivemeta.h

@@ -27,6 +27,7 @@
 #define __GST_SCTP_RECEIVE_META_H__
 
 #include <gst/gst.h>
+#include <gst/sctp/sctp-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -41,8 +42,11 @@ struct _GstSctpReceiveMeta
   guint32 ppid;
 };
 
+GST_SCTP_API
 GType gst_sctp_receive_meta_api_get_type (void);
+GST_SCTP_API
 const GstMetaInfo *gst_sctp_receive_meta_get_info (void);
+GST_SCTP_API
 GstSctpReceiveMeta *gst_sctp_buffer_add_receive_meta (GstBuffer * buffer,
     guint32 ppid);
 

gst-libs/gst/sctp/sctpsendmeta.h

@@ -27,6 +27,7 @@
 #define __GST_SCTP_SEND_META_H__
 
 #include <gst/gst.h>
+#include <gst/sctp/sctp-prelude.h>
 
 G_BEGIN_DECLS
 
@@ -52,8 +53,11 @@ struct _GstSctpSendMeta
   guint32 pr_param;
 };
 
+GST_SCTP_API
 GType gst_sctp_send_meta_api_get_type (void);
+GST_SCTP_API
 const GstMetaInfo *gst_sctp_send_meta_get_info (void);
+GST_SCTP_API
 GstSctpSendMeta *gst_sctp_buffer_add_send_meta (GstBuffer * buffer,
     guint32 ppid, gboolean ordered, GstSctpSendMetaPartiallyReliability pr,
     guint32 pr_param);

meson_options.txt

@@ -119,6 +119,7 @@ option('resindvd', type : 'feature', value : 'auto', description : 'Resin DVD pl
 option('rsvg', type : 'feature', value : 'auto', description : 'SVG overlayer and image decoder plugin')
 option('rtmp', type : 'feature', value : 'auto', description : 'RTMP video network source and sink plugin')
 option('sbc', type : 'feature', value : 'auto', description : 'SBC bluetooth audio codec plugin')
+option('sctp', type : 'feature', value : 'auto', description : 'SCTP plugin')
 option('shm', type : 'feature', value : 'auto', description : 'Shared memory source/sink plugin')
 option('smoothstreaming', type : 'feature', value : 'auto', description : 'Microsoft Smooth Streaming demuxer plugin')
 option('soundtouch', type : 'feature', value : 'auto', description : 'Audio pitch controller & BPM detection plugin')