lib: Add definitions for ISO socket

2 files changed, 79 insertions, 1 deletions

diff --git a/lib/bluetooth.h b/lib/bluetooth.h
index e6171cef0..af5fbcfbc 100644
--- a/lib/bluetooth.h
+++ b/lib/bluetooth.h
@@ -37,6 +37,7 @@ extern "C" {
 #define BTPROTO_CMTP	5
 #define BTPROTO_HIDP	6
 #define BTPROTO_AVDTP	7
+#define BTPROTO_ISO	8
 
 #define SOL_HCI		0
 #define SOL_L2CAP	6
@@ -140,7 +141,39 @@ struct bt_voice {
 
 #define BT_SCM_PKT_STATUS	0x03
 
-#define BT_CODEC 19
+#define BT_ISO_QOS		17
+
+#define BT_ISO_QOS_CIG_UNSET	0xff
+#define BT_ISO_QOS_CIS_UNSET	0xff
+
+struct bt_iso_io_qos {
+	uint32_t interval;
+	uint16_t latency;
+	uint16_t sdu;
+	uint8_t  phy;
+	uint8_t  rtn;
+};
+
+struct bt_iso_qos {
+	union {
+		uint8_t  cig;
+		uint8_t  big;
+	};
+	union {
+		uint8_t  cis;
+		uint8_t  bis;
+	};
+	union {
+		uint8_t  sca;
+		uint8_t  sync_interval;
+	};
+	uint8_t  packing;
+	uint8_t  framing;
+	struct bt_iso_io_qos in;
+	struct bt_iso_io_qos out;
+};
+
+#define BT_CODEC		19
 struct bt_codec {
 	uint8_t id;
 	uint16_t cid;
@@ -158,6 +191,7 @@ struct bt_codecs {
 	struct bt_codec codecs[];
 } __attribute__((packed));
 
+
 /* Connection and socket states */
 enum {
 	BT_CONNECTED = 1, /* Equal to TCP_ESTABLISHED to make net code happy */
@@ -171,6 +205,8 @@ enum {
 	BT_CLOSED
 };
 
+#define BT_ISO_BASE		20
+
 /* Byte order conversions */
 #if __BYTE_ORDER == __LITTLE_ENDIAN
 #define htobs(d)  (d)
diff --git a/lib/iso.h b/lib/iso.h
new file mode 100644
index 000000000..1e9f79ce5
--- /dev/null
+++ b/lib/iso.h
@@ -0,0 +1,42 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2022  Intel Corporation.
+ *
+ */
+
+#ifndef __ISO_H
+#define __ISO_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* ISO defaults */
+#define ISO_DEFAULT_MTU		251
+#define ISO_MAX_NUM_BIS		0x1f
+
+/* ISO socket broadcast address */
+struct sockaddr_iso_bc {
+	bdaddr_t	bc_bdaddr;
+	uint8_t		bc_bdaddr_type;
+	uint8_t		bc_sid;
+	uint8_t		bc_num_bis;
+	uint8_t		bc_bis[ISO_MAX_NUM_BIS];
+};
+
+/* ISO socket address */
+struct sockaddr_iso {
+	sa_family_t	iso_family;
+	bdaddr_t	iso_bdaddr;
+	uint8_t		iso_bdaddr_type;
+	struct sockaddr_iso_bc iso_bc[];
+};
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ISO_H */