Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

4 files changed, 543 insertions, 0 deletions

diff --git a/third_party/pipewire/spa/monitor/device.h b/third_party/pipewire/spa/monitor/device.h
new file mode 100644
index 0000000000..481874d184
--- /dev/null
+++ b/third_party/pipewire/spa/monitor/device.h
@@ -0,0 +1,307 @@
+/* Simple Plugin API
+ *
+ * Copyright © 2018 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_DEVICE_H
+#define SPA_DEVICE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <spa/utils/defs.h>
+#include <spa/utils/hook.h>
+#include <spa/utils/dict.h>
+#include <spa/pod/event.h>
+
+/**
+ * \defgroup spa_device Device
+ *
+ * The device interface can be used to monitor all kinds of devices
+ * and create objects as a result. Objects a typically other
+ * Devices or Nodes.
+ *
+ */
+
+/**
+ * \addtogroup spa_device
+ * \{
+ */
+#define SPA_TYPE_INTERFACE_Device	SPA_TYPE_INFO_INTERFACE_BASE "Device"
+
+#define SPA_VERSION_DEVICE		0
+struct spa_device { struct spa_interface iface; };
+
+/**
+ * Information about the device and parameters it supports
+ *
+ * This information is part of the info event on a device.
+ */
+struct spa_device_info {
+#define SPA_VERSION_DEVICE_INFO 0
+	uint32_t version;
+
+#define SPA_DEVICE_CHANGE_MASK_FLAGS		(1u<<0)
+#define SPA_DEVICE_CHANGE_MASK_PROPS		(1u<<1)
+#define SPA_DEVICE_CHANGE_MASK_PARAMS		(1u<<2)
+	uint64_t change_mask;
+	uint64_t flags;
+	const struct spa_dict *props;		/**< device properties */
+	struct spa_param_info *params;		/**< supported parameters */
+	uint32_t n_params;			/**< number of elements in params */
+};
+
+#define SPA_DEVICE_INFO_INIT()	(struct spa_device_info){ SPA_VERSION_DEVICE_INFO, }
+
+/**
+ * Information about a device object
+ *
+ * This information is part of the object_info event on the device.
+ */
+struct spa_device_object_info {
+#define SPA_VERSION_DEVICE_OBJECT_INFO 0
+	uint32_t version;
+
+	const char *type;			/**< the object type managed by this device */
+	const char *factory_name;		/**< a factory name that implements the object */
+
+#define SPA_DEVICE_OBJECT_CHANGE_MASK_FLAGS	(1u<<0)
+#define SPA_DEVICE_OBJECT_CHANGE_MASK_PROPS	(1u<<1)
+	uint64_t change_mask;
+	uint64_t flags;
+	const struct spa_dict *props;		/**< extra object properties */
+};
+
+#define SPA_DEVICE_OBJECT_INFO_INIT()	(struct spa_device_object_info){ SPA_VERSION_DEVICE_OBJECT_INFO, }
+
+/** the result of spa_device_enum_params() */
+#define SPA_RESULT_TYPE_DEVICE_PARAMS	1
+struct spa_result_device_params {
+	uint32_t id;
+	uint32_t index;
+	uint32_t next;
+	struct spa_pod *param;
+};
+
+#define SPA_DEVICE_EVENT_INFO		0
+#define SPA_DEVICE_EVENT_RESULT		1
+#define SPA_DEVICE_EVENT_EVENT		2
+#define SPA_DEVICE_EVENT_OBJECT_INFO	3
+#define SPA_DEVICE_EVENT_NUM		4
+
+/**
+ * spa_device_events:
+ *
+ * Events are always emitted from the main thread
+ */
+struct spa_device_events {
+	/** version of the structure */
+#define SPA_VERSION_DEVICE_EVENTS	0
+	uint32_t version;
+
+	/** notify extra information about the device */
+	void (*info) (void *data, const struct spa_device_info *info);
+
+	/** notify a result */
+	void (*result) (void *data, int seq, int res, uint32_t type, const void *result);
+
+	/** a device event */
+	void (*event) (void *data, const struct spa_event *event);
+
+	/** info changed for an object managed by the device, info is NULL when
+	 * the object is removed */
+	void (*object_info) (void *data, uint32_t id,
+		const struct spa_device_object_info *info);
+};
+
+#define SPA_DEVICE_METHOD_ADD_LISTENER	0
+#define SPA_DEVICE_METHOD_SYNC		1
+#define SPA_DEVICE_METHOD_ENUM_PARAMS	2
+#define SPA_DEVICE_METHOD_SET_PARAM	3
+#define SPA_DEVICE_METHOD_NUM		4
+
+/**
+ * spa_device_methods:
+ */
+struct spa_device_methods {
+	/* the version of the methods. This can be used to expand this
+	 * structure in the future */
+#define SPA_VERSION_DEVICE_METHODS	0
+	uint32_t version;
+
+	/**
+	 * Set events to receive asynchronous notifications from
+	 * the device.
+	 *
+	 * Setting the events will trigger the info event and an
+	 * object_info event for each managed object on the new
+	 * listener.
+	 *
+	 * \param object a \ref spa_device
+	 * \param listener a listener
+	 * \param events a struct \ref spa_device_events
+	 * \param data data passed as first argument in functions of \a events
+	 * \return 0 on success
+	 *	   < 0 errno on error
+	 */
+	int (*add_listener) (void *object,
+			struct spa_hook *listener,
+			const struct spa_device_events *events,
+			void *data);
+	/**
+	 * Perform a sync operation.
+	 *
+	 * This method will emit the result event with the given sequence
+	 * number synchronously or with the returned async return value
+	 * asynchronously.
+	 *
+	 * Because all methods are serialized in the device, this can be used
+	 * to wait for completion of all previous method calls.
+	 *
+	 * \param seq a sequence number
+	 * \return 0 on success
+	 *         -EINVAL when node is NULL
+	 *         an async result
+	 */
+        int (*sync) (void *object, int seq);
+
+	/**
+	 * Enumerate the parameters of a device.
+	 *
+	 * Parameters are identified with an \a id. Some parameters can have
+	 * multiple values, see the documentation of the parameter id.
+	 *
+	 * Parameters can be filtered by passing a non-NULL \a filter.
+	 *
+	 * The result callback will be called at most \a max times with a
+	 * struct spa_result_device_params as the result.
+	 *
+	 * This function must be called from the main thread.
+	 *
+	 * \param device a \ref spa_device
+	 * \param seq a sequence number to pass to the result function
+	 * \param id the param id to enumerate
+	 * \param index the index of enumeration, pass 0 for the first item.
+	 * \param max the maximum number of items to iterate
+	 * \param filter and optional filter to use
+	 * \return 0 when there are no more parameters to enumerate
+	 *         -EINVAL when invalid arguments are given
+	 *         -ENOENT the parameter \a id is unknown
+	 *         -ENOTSUP when there are no parameters
+	 *                 implemented on \a device
+	 */
+	int (*enum_params) (void *object, int seq,
+			    uint32_t id, uint32_t index, uint32_t max,
+			    const struct spa_pod *filter);
+
+	/**
+	 * Set the configurable parameter in \a device.
+	 *
+	 * Usually, \a param will be obtained from enum_params and then
+	 * modified but it is also possible to set another spa_pod
+	 * as long as its keys and types match a supported object.
+	 *
+	 * Objects with property keys that are not known are ignored.
+	 *
+	 * This function must be called from the main thread.
+	 *
+	 * \param object \ref spa_device
+	 * \param id the parameter id to configure
+	 * \param flags additional flags
+	 * \param param the parameter to configure
+	 *
+	 * \return 0 on success
+	 *         -EINVAL when invalid arguments are given
+	 *         -ENOTSUP when there are no parameters implemented on \a device
+	 *         -ENOENT the parameter is unknown
+	 */
+	int (*set_param) (void *object,
+			  uint32_t id, uint32_t flags,
+			  const struct spa_pod *param);
+};
+
+#define spa_device_method(o,method,version,...)				\
+({									\
+	int _res = -ENOTSUP;						\
+	struct spa_device *_o = o;					\
+	spa_interface_call_res(&_o->iface,				\
+			struct spa_device_methods, _res,		\
+			method, version, ##__VA_ARGS__);		\
+	_res;								\
+})
+
+#define spa_device_add_listener(d,...)	spa_device_method(d, add_listener, 0, __VA_ARGS__)
+#define spa_device_sync(d,...)		spa_device_method(d, sync, 0, __VA_ARGS__)
+#define spa_device_enum_params(d,...)	spa_device_method(d, enum_params, 0, __VA_ARGS__)
+#define spa_device_set_param(d,...)	spa_device_method(d, set_param, 0, __VA_ARGS__)
+
+#define SPA_KEY_DEVICE_ENUM_API		"device.enum.api"	/**< the api used to discover this
+								  *  device */
+#define SPA_KEY_DEVICE_API		"device.api"		/**< the api used by the device
+								  *  Ex. "udev", "alsa", "v4l2". */
+#define SPA_KEY_DEVICE_NAME		"device.name"		/**< the name of the device */
+#define SPA_KEY_DEVICE_ALIAS		"device.alias"		/**< alternative name of the device */
+#define SPA_KEY_DEVICE_NICK		"device.nick"		/**< the device short name */
+#define SPA_KEY_DEVICE_DESCRIPTION	"device.description"	/**< a device description */
+#define SPA_KEY_DEVICE_ICON		"device.icon"		/**< icon for the device. A base64 blob
+								  *  containing PNG image data */
+#define SPA_KEY_DEVICE_ICON_NAME	"device.icon-name"	/**< an XDG icon name for the device.
+								  *  Ex. "sound-card-speakers-usb" */
+#define SPA_KEY_DEVICE_PLUGGED_USEC	"device.plugged.usec"	/**< when the device was plugged */
+
+#define SPA_KEY_DEVICE_BUS_ID		"device.bus-id"		/**< the device bus-id */
+#define SPA_KEY_DEVICE_BUS_PATH		"device.bus-path"	/**< bus path to the device in the OS'
+								  *  format.
+								  *  Ex. "pci-0000:00:14.0-usb-0:3.2:1.0" */
+#define SPA_KEY_DEVICE_BUS		"device.bus"		/**< bus of the device if applicable. One of
+								   *  "isa", "pci", "usb", "firewire",
+								   *  "bluetooth" */
+#define SPA_KEY_DEVICE_SUBSYSTEM	"device.subsystem"	/**< device subsystem */
+#define SPA_KEY_DEVICE_SYSFS_PATH	"device.sysfs.path"	/**< device sysfs path */
+
+#define SPA_KEY_DEVICE_VENDOR_ID	"device.vendor.id"	/**< vendor ID if applicable */
+#define SPA_KEY_DEVICE_VENDOR_NAME	"device.vendor.name"	/**< vendor name if applicable */
+#define SPA_KEY_DEVICE_PRODUCT_ID	"device.product.id"	/**< product ID if applicable */
+#define SPA_KEY_DEVICE_PRODUCT_NAME	"device.product.name"	/**< product name if applicable */
+#define SPA_KEY_DEVICE_SERIAL		"device.serial"		/**< Serial number if applicable */
+#define SPA_KEY_DEVICE_CLASS		"device.class"		/**< device class */
+#define SPA_KEY_DEVICE_CAPABILITIES	"device.capabilities"	/**< api specific device capabilities */
+#define SPA_KEY_DEVICE_FORM_FACTOR	"device.form-factor"	/**< form factor if applicable. One of
+								  *  "internal", "speaker", "handset", "tv",
+								  *  "webcam", "microphone", "headset",
+								  *  "headphone", "hands-free", "car", "hifi",
+								  *  "computer", "portable" */
+#define SPA_KEY_DEVICE_PROFILE		"device.profile	"	/**< profile for the device */
+#define SPA_KEY_DEVICE_PROFILE_SET	"device.profile-set"	/**< profile set for the device */
+#define SPA_KEY_DEVICE_STRING		"device.string"		/**< device string in the underlying
+								  *  layer's format. E.g. "surround51:0" */
+
+/**
+ * \}
+ */
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* SPA_DEVICE_H */
diff --git a/third_party/pipewire/spa/monitor/event.h b/third_party/pipewire/spa/monitor/event.h
new file mode 100644
index 0000000000..7b8a256008
--- /dev/null
+++ b/third_party/pipewire/spa/monitor/event.h
@@ -0,0 +1,63 @@
+/* Simple Plugin API
+ *
+ * Copyright © 2020 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_EVENT_DEVICE_H
+#define SPA_EVENT_DEVICE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <spa/pod/event.h>
+
+/**
+ * \addtogroup spa_device
+ * \{
+ */
+
+/* object id of SPA_TYPE_EVENT_Device */
+enum spa_device_event {
+	SPA_DEVICE_EVENT_ObjectConfig,
+};
+
+#define SPA_DEVICE_EVENT_ID(ev)	SPA_EVENT_ID(ev, SPA_TYPE_EVENT_Device)
+#define SPA_DEVICE_EVENT_INIT(id) SPA_EVENT_INIT(SPA_TYPE_EVENT_Device, id)
+
+/* properties for SPA_TYPE_EVENT_Device */
+enum spa_event_device {
+	SPA_EVENT_DEVICE_START,
+
+	SPA_EVENT_DEVICE_Object,	/* an object id (Int) */
+	SPA_EVENT_DEVICE_Props,		/* properties for an object (SPA_TYPE_OBJECT_Props) */
+};
+
+/**
+ * \}
+ */
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* SPA_EVENT_DEVICE */
diff --git a/third_party/pipewire/spa/monitor/type-info.h b/third_party/pipewire/spa/monitor/type-info.h
new file mode 100644
index 0000000000..6bf781afa8
--- /dev/null
+++ b/third_party/pipewire/spa/monitor/type-info.h
@@ -0,0 +1,67 @@
+/* Simple Plugin API
+ *
+ * Copyright © 2021 Collabora Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_DEVICE_TYPE_INFO_H
+#define SPA_DEVICE_TYPE_INFO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <spa/utils/type-info.h>
+
+#include <spa/monitor/event.h>
+
+/**
+ * \addtogroup spa_device
+ * \{
+ */
+
+#define SPA_TYPE_INFO_DeviceEvent		SPA_TYPE_INFO_EVENT_BASE "Device"
+#define SPA_TYPE_INFO_DEVICE_EVENT_BASE		SPA_TYPE_INFO_DeviceEvent ":"
+
+#define SPA_TYPE_INFO_DeviceEventId		SPA_TYPE_INFO_ENUM_BASE "DeviceEventId"
+#define SPA_TYPE_INFO_DEVICE_EVENT_ID_BASE	SPA_TYPE_INFO_DeviceEventId ":"
+
+static const struct spa_type_info spa_type_device_event_id[] = {
+	{ SPA_DEVICE_EVENT_ObjectConfig, SPA_TYPE_EVENT_Device, SPA_TYPE_INFO_DEVICE_EVENT_ID_BASE "ObjectConfig", NULL },
+	{ 0, 0, NULL, NULL },
+};
+
+static const struct spa_type_info spa_type_device_event[] = {
+	{ SPA_EVENT_DEVICE_START, SPA_TYPE_Id, SPA_TYPE_INFO_DEVICE_EVENT_BASE, spa_type_device_event_id },
+	{ SPA_EVENT_DEVICE_Object, SPA_TYPE_Int, SPA_TYPE_INFO_DEVICE_EVENT_BASE "Object", NULL },
+	{ SPA_EVENT_DEVICE_Props, SPA_TYPE_OBJECT_Props, SPA_TYPE_INFO_DEVICE_EVENT_BASE "Props", NULL },
+	{ 0, 0, NULL, NULL },
+};
+
+/**
+ * \}
+ */
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* SPA_DEVICE_TYPE_INFO_H */
diff --git a/third_party/pipewire/spa/monitor/utils.h b/third_party/pipewire/spa/monitor/utils.h
new file mode 100644
index 0000000000..169fe4700c
--- /dev/null
+++ b/third_party/pipewire/spa/monitor/utils.h
@@ -0,0 +1,106 @@
+/* Simple Plugin API
+ *
+ * Copyright © 2019 Wim Taymans
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef SPA_DEVICE_UTILS_H
+#define SPA_DEVICE_UTILS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <spa/pod/builder.h>
+#include <spa/monitor/device.h>
+
+/**
+ * \addtogroup spa_device
+ * \{
+ */
+
+struct spa_result_device_params_data {
+	struct spa_pod_builder *builder;
+	struct spa_result_device_params data;
+};
+
+static inline void spa_result_func_device_params(void *data, int seq, int res,
+		uint32_t type, const void *result)
+{
+	struct spa_result_device_params_data *d =
+		(struct spa_result_device_params_data *)data;
+	const struct spa_result_device_params *r =
+		(const struct spa_result_device_params *)result;
+	uint32_t offset = d->builder->state.offset;
+	if (spa_pod_builder_raw_padded(d->builder, r->param, SPA_POD_SIZE(r->param)) < 0)
+		return;
+	d->data.next = r->next;
+	d->data.param = spa_pod_builder_deref(d->builder, offset);
+}
+
+static inline int spa_device_enum_params_sync(struct spa_device *device,
+			uint32_t id, uint32_t *index,
+			const struct spa_pod *filter,
+			struct spa_pod **param,
+			struct spa_pod_builder *builder)
+{
+	struct spa_result_device_params_data data = { builder, };
+	struct spa_hook listener = {{0}};
+	static const struct spa_device_events device_events = {
+		.version = SPA_VERSION_DEVICE_EVENTS,
+		.info = NULL,
+		.result = spa_result_func_device_params,
+	};
+	int res;
+
+	spa_device_add_listener(device, &listener, &device_events, &data);
+	res = spa_device_enum_params(device, 0, id, *index, 1, filter);
+	spa_hook_remove(&listener);
+
+	if (data.data.param == NULL) {
+		if (res > 0)
+			res = 0;
+	} else {
+		*index = data.data.next;
+		*param = data.data.param;
+		res = 1;
+	}
+	return res;
+}
+
+#define spa_device_emit(hooks,method,version,...)				\
+		spa_hook_list_call_simple(hooks, struct spa_device_events,	\
+				method, version, ##__VA_ARGS__)
+
+#define spa_device_emit_info(hooks,i)		spa_device_emit(hooks,info, 0, i)
+#define spa_device_emit_result(hooks,s,r,t,res)	spa_device_emit(hooks,result, 0, s, r, t, res)
+#define spa_device_emit_event(hooks,e)		spa_device_emit(hooks,event, 0, e)
+#define spa_device_emit_object_info(hooks,id,i)	spa_device_emit(hooks,object_info, 0, id, i)
+
+/**
+ * \}
+ */
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif /* SPA_DEVICE_UTILS_H */