avb: avbtp -> avb

src/modules/module-avb/acmp.h

@@ -0,0 +1,99 @@
+/* AVB support
+ *
+ * Copyright © 2022 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 AVB_ACMP_H
+#define AVB_ACMP_H
+
+#include "packets.h"
+#include "internal.h"
+
+#define AVB_ACMP_MESSAGE_TYPE_CONNECT_TX_COMMAND		0
+#define AVB_ACMP_MESSAGE_TYPE_CONNECT_TX_RESPONSE		1
+#define AVB_ACMP_MESSAGE_TYPE_DISCONNECT_TX_COMMAND		2
+#define AVB_ACMP_MESSAGE_TYPE_DISCONNECT_TX_RESPONSE		3
+#define AVB_ACMP_MESSAGE_TYPE_GET_TX_STATE_COMMAND		4
+#define AVB_ACMP_MESSAGE_TYPE_GET_TX_STATE_RESPONSE		5
+#define AVB_ACMP_MESSAGE_TYPE_CONNECT_RX_COMMAND		6
+#define AVB_ACMP_MESSAGE_TYPE_CONNECT_RX_RESPONSE		7
+#define AVB_ACMP_MESSAGE_TYPE_DISCONNECT_RX_COMMAND		8
+#define AVB_ACMP_MESSAGE_TYPE_DISCONNECT_RX_RESPONSE		9
+#define AVB_ACMP_MESSAGE_TYPE_GET_RX_STATE_COMMAND		10
+#define AVB_ACMP_MESSAGE_TYPE_GET_RX_STATE_RESPONSE		11
+#define AVB_ACMP_MESSAGE_TYPE_GET_TX_CONNECTION_COMMAND	12
+#define AVB_ACMP_MESSAGE_TYPE_GET_TX_CONNECTION_RESPONSE	13
+
+#define AVB_ACMP_STATUS_SUCCESS			0
+#define AVB_ACMP_STATUS_LISTENER_UNKNOWN_ID		1
+#define AVB_ACMP_STATUS_TALKER_UNKNOWN_ID		2
+#define AVB_ACMP_STATUS_TALKER_DEST_MAC_FAIL		3
+#define AVB_ACMP_STATUS_TALKER_NO_STREAM_INDEX	4
+#define AVB_ACMP_STATUS_TALKER_NO_BANDWIDTH		5
+#define AVB_ACMP_STATUS_TALKER_EXCLUSIVE		6
+#define AVB_ACMP_STATUS_LISTENER_TALKER_TIMEOUT	7
+#define AVB_ACMP_STATUS_LISTENER_EXCLUSIVE		8
+#define AVB_ACMP_STATUS_STATE_UNAVAILABLE		9
+#define AVB_ACMP_STATUS_NOT_CONNECTED			10
+#define AVB_ACMP_STATUS_NO_SUCH_CONNECTION		11
+#define AVB_ACMP_STATUS_COULD_NOT_SEND_MESSAGE	12
+#define AVB_ACMP_STATUS_TALKER_MISBEHAVING		13
+#define AVB_ACMP_STATUS_LISTENER_MISBEHAVING		14
+#define AVB_ACMP_STATUS_RESERVED			15
+#define AVB_ACMP_STATUS_CONTROLLER_NOT_AUTHORIZED	16
+#define AVB_ACMP_STATUS_INCOMPATIBLE_REQUEST		17
+#define AVB_ACMP_STATUS_LISTENER_INVALID_CONNECTION	18
+#define AVB_ACMP_STATUS_NOT_SUPPORTED			31
+
+#define AVB_ACMP_TIMEOUT_CONNECT_TX_COMMAND_MS	2000
+#define AVB_ACMP_TIMEOUT_DISCONNECT_TX_COMMAND_MS	200
+#define AVB_ACMP_TIMEOUT_GET_TX_STATE_COMMAND		200
+#define AVB_ACMP_TIMEOUT_CONNECT_RX_COMMAND_MS	4500
+#define AVB_ACMP_TIMEOUT_DISCONNECT_RX_COMMAND_MS	500
+#define AVB_ACMP_TIMEOUT_GET_RX_STATE_COMMAND_MS	200
+#define AVB_ACMP_TIMEOUT_GET_TX_CONNECTION_COMMAND	200
+
+struct avb_packet_acmp {
+	struct avb_packet_header hdr;
+	uint64_t stream_id;
+	uint64_t controller_guid;
+	uint64_t talker_guid;
+	uint64_t listener_guid;
+	uint16_t talker_unique_id;
+	uint16_t listener_unique_id;
+	char stream_dest_mac[6];
+	uint16_t connection_count;
+	uint16_t sequence_id;
+	uint16_t flags;
+	uint16_t stream_vlan_id;
+	uint16_t reserved;
+} __attribute__ ((__packed__));
+
+#define AVB_PACKET_ACMP_SET_MESSAGE_TYPE(p,v)		AVB_PACKET_SET_SUB1(&(p)->hdr, v)
+#define AVB_PACKET_ACMP_SET_STATUS(p,v)			AVB_PACKET_SET_SUB2(&(p)->hdr, v)
+
+#define AVB_PACKET_ACMP_GET_MESSAGE_TYPE(p)		AVB_PACKET_GET_SUB1(&(p)->hdr)
+#define AVB_PACKET_ACMP_GET_STATUS(p)			AVB_PACKET_GET_SUB2(&(p)->hdr)
+
+struct avb_acmp *avb_acmp_register(struct server *server);
+
+#endif /* AVB_ACMP_H */