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-rw-r--r--stack/avrc/avrc_int.h146
1 files changed, 146 insertions, 0 deletions
diff --git a/stack/avrc/avrc_int.h b/stack/avrc/avrc_int.h
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+++ b/stack/avrc/avrc_int.h
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+/*****************************************************************************
+**
+** Name: avrc_int.h
+**
+** Description:AVRCP internal header file.
+**
+** Copyright (c) 2003-2006, Broadcom Corp., All Rights Reserved.
+** Broadcom Bluetooth Core. Proprietary and confidential.
+**
+*****************************************************************************/
+
+
+#ifndef AVRC_INT_H
+#define AVRC_INT_H
+
+#include "avct_defs.h"
+#include "avrc_api.h"
+
+/* DEBUG FLAGS
+ *
+ * #define META_DEBUG_ENABLED
+ */
+/*****************************************************************************
+** Constants
+*****************************************************************************/
+
+/* Number of attributes in AVRC SDP record. */
+#define AVRC_NUM_ATTR 6
+
+/* Number of protocol elements in protocol element list. */
+#define AVRC_NUM_PROTO_ELEMS 2
+
+#ifndef AVRC_MIN_CMD_LEN
+#define AVRC_MIN_CMD_LEN 20
+#endif
+
+#define AVRC_UNIT_OPRND_BYTES 5
+#define AVRC_SUB_OPRND_BYTES 4
+#define AVRC_SUBRSP_OPRND_BYTES 3
+#define AVRC_SUB_PAGE_MASK 7
+#define AVRC_SUB_PAGE_SHIFT 4
+#define AVRC_SUB_EXT_CODE 7
+#define AVRC_PASS_OP_ID_MASK 0x7F
+#define AVRC_PASS_STATE_MASK 0x80
+#define AVRC_CMD_OPRND_PAD 0xFF
+
+#define AVRC_CTYPE_MASK 0x0F
+#define AVRC_SUBTYPE_MASK 0xF8
+#define AVRC_SUBTYPE_SHIFT 3
+#define AVRC_SUBID_MASK 0x07
+#define AVRC_SUBID_IGNORE 0x07
+
+#define AVRC_SINGLE_PARAM_SIZE 1
+#define AVRC_METADATA_PKT_TYPE_MASK 0x03
+#define AVRC_PASS_THOUGH_MSG_MASK 0x80 /* MSB of msg_type indicates the PAS THROUGH msg */
+#define AVRC_VENDOR_UNIQUE_MASK 0x70 /* vendor unique id */
+
+
+/* Company ID is 24-bit integer We can not use the macros in bt_types.h */
+#define AVRC_CO_ID_TO_BE_STREAM(p, u32) {*(p)++ = (UINT8)((u32) >> 16); *(p)++ = (UINT8)((u32) >> 8); *(p)++ = (UINT8)(u32); }
+#define AVRC_BE_STREAM_TO_CO_ID(u32, p) {u32 = (((UINT32)(*((p) + 2))) + (((UINT32)(*((p) + 1))) << 8) + (((UINT32)(*(p))) << 16)); (p) += 3;}
+
+#define AVRC_AVC_HDR_SIZE 3 /* ctype, subunit*, opcode */
+
+#define AVRC_MIN_META_HDR_SIZE 4 /* pdu id(1), packet type(1), param len(2) */
+#define AVRC_MIN_BROWSE_HDR_SIZE 3 /* pdu id(1), param len(2) */
+
+#define AVRC_VENDOR_HDR_SIZE 6 /* ctype, subunit*, opcode, CO_ID */
+#define AVRC_MSG_VENDOR_OFFSET 23
+#define AVRC_MIN_VENDOR_SIZE (AVRC_MSG_VENDOR_OFFSET + BT_HDR_SIZE + AVRC_MIN_META_HDR_SIZE)
+
+#define AVRC_PASS_THRU_SIZE 8
+#define AVRC_MSG_PASS_THRU_OFFSET 25
+#define AVRC_MIN_PASS_THRU_SIZE (AVRC_MSG_PASS_THRU_OFFSET + BT_HDR_SIZE + 4)
+
+#define AVRC_MIN_BROWSE_SIZE (AVCT_BROWSE_OFFSET + BT_HDR_SIZE + AVRC_MIN_BROWSE_HDR_SIZE)
+
+#define AVRC_CTRL_PKT_LEN(pf, pk) {pf = (UINT8 *)((pk) + 1) + (pk)->offset + 2;}
+
+#define AVRC_MAX_CTRL_DATA_LEN (AVRC_PACKET_LEN)
+
+/*****************************************************************************
+** Type definitions
+*****************************************************************************/
+
+#if (AVRC_METADATA_INCLUDED == TRUE)
+/* type for Metadata fragmentation control block */
+typedef struct
+{
+ BT_HDR *p_fmsg; /* the fragmented message */
+ UINT8 frag_pdu; /* the PDU ID for fragmentation */
+ BOOLEAN frag_enabled; /* fragmentation flag */
+} tAVRC_FRAG_CB;
+
+/* type for Metadata re-assembly control block */
+typedef struct
+{
+ BT_HDR *p_rmsg; /* the received message */
+ UINT16 rasm_offset; /* re-assembly flag, the offset of the start fragment */
+ UINT8 rasm_pdu; /* the PDU ID for re-assembly */
+} tAVRC_RASM_CB;
+#endif
+
+typedef struct
+{
+ tAVRC_CONN_CB ccb[AVCT_NUM_CONN];
+#if (AVRC_METADATA_INCLUDED == TRUE)
+ tAVRC_FRAG_CB fcb[AVCT_NUM_CONN];
+ tAVRC_RASM_CB rcb[AVCT_NUM_CONN];
+#endif
+ tAVRC_FIND_CBACK *p_cback; /* pointer to application callback */
+ tSDP_DISCOVERY_DB *p_db; /* pointer to discovery database */
+ UINT16 service_uuid; /* service UUID to search */
+ UINT8 trace_level;
+} tAVRC_CB;
+
+
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+/******************************************************************************
+** Main Control Block
+*******************************************************************************/
+#if AVRC_DYNAMIC_MEMORY == FALSE
+AVRC_API extern tAVRC_CB avrc_cb;
+#else
+AVRC_API extern tAVRC_CB *avrc_cb_ptr;
+#define avrc_cb (*avrc_cb_ptr)
+#endif
+
+extern BOOLEAN avrc_is_valid_pdu_id(UINT8 pdu_id);
+extern BOOLEAN avrc_is_valid_player_attrib_value(UINT8 attrib, UINT8 value);
+extern BT_HDR * avrc_alloc_ctrl_pkt (UINT8 pdu);
+extern tAVRC_STS avrc_pars_pass_thru(tAVRC_MSG_PASS *p_msg, UINT16 *p_vendor_unique_id);
+extern UINT8 avrc_opcode_from_pdu(UINT8 pdu);
+extern BOOLEAN avrc_is_valid_opcode(UINT8 opcode);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* AVRC_INT_H */
+