libcamera/base: Move class helpers to the base library

Move the class support infrastructure to the base library.

Reviewed-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Hirokazu Honda <hiroh@chromium.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

include/libcamera/internal/buffer.h

@@ -10,7 +10,8 @@
 #include <sys/mman.h>
 #include <vector>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/buffer.h>
 #include <libcamera/span.h>
 

include/libcamera/internal/byte_stream_buffer.h

@@ -11,7 +11,8 @@
 #include <stdint.h>
 #include <type_traits>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/span.h>
 
 namespace libcamera {

include/libcamera/internal/camera_sensor.h

@@ -11,7 +11,8 @@
 #include <string>
 #include <vector>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/controls.h>
 #include <libcamera/geometry.h>
 #include <libcamera/ipa/core_ipa_interface.h>

include/libcamera/internal/file.h

@@ -11,7 +11,8 @@
 #include <string>
 #include <sys/types.h>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/span.h>
 
 namespace libcamera {

include/libcamera/internal/log.h

@@ -10,8 +10,7 @@
 #include <chrono>
 #include <sstream>
 
-#include <libcamera/class.h>
-
+#include <libcamera/base/class.h>
 #include <libcamera/base/utils.h>
 
 namespace libcamera {

include/libcamera/internal/media_object.h

@@ -12,7 +12,7 @@
 
 #include <linux/media.h>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
 
 namespace libcamera {
 

include/libcamera/internal/pipeline_handler.h

@@ -15,7 +15,8 @@
 #include <sys/types.h>
 #include <vector>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/controls.h>
 #include <libcamera/object.h>
 #include <libcamera/stream.h>

include/libcamera/internal/v4l2_subdevice.h

@@ -11,7 +11,8 @@
 #include <string>
 #include <vector>
 
-#include <libcamera/class.h>
+#include <libcamera/base/class.h>
+
 #include <libcamera/geometry.h>
 
 #include "libcamera/internal/formats.h"

include/libcamera/internal/v4l2_videodevice.h

@@ -16,8 +16,9 @@
 
 #include <linux/videodev2.h>
 
+#include <libcamera/base/class.h>
+
 #include <libcamera/buffer.h>
-#include <libcamera/class.h>
 #include <libcamera/geometry.h>
 #include <libcamera/pixel_format.h>
 #include <libcamera/signal.h>