19adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/****************************************************************************** 29adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * 39adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * Copyright (C) 2003-2013 Broadcom Corporation 49adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * 59adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * Licensed under the Apache License, Version 2.0 (the "License"); 69adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * you may not use this file except in compliance with the License. 79adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * You may obtain a copy of the License at: 89adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * 99adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * http://www.apache.org/licenses/LICENSE-2.0 109adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * 119adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * Unless required by applicable law or agreed to in writing, software 129adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * distributed under the License is distributed on an "AS IS" BASIS, 139adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 149adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * See the License for the specific language governing permissions and 159adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * limitations under the License. 169adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan * 179adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan ******************************************************************************/ 189adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#include <string.h> 199adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 209adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#include "gki.h" 219adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#include "avrc_api.h" 229adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#include "avrc_int.h" 239adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 249adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 259adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#if (AVRC_METADATA_INCLUDED == TRUE) 269adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 279adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/************************************************************************** 289adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 299adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function AVRC_IsValidAvcType 309adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 319adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description Check if correct AVC type is specified 329adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 339adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns returns TRUE if it is valid 349adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 359adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 369adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 379adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajanBOOLEAN AVRC_IsValidAvcType(UINT8 pdu_id, UINT8 avc_type) 389adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 399adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan BOOLEAN result=FALSE; 409adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 419adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (avc_type < AVRC_RSP_NOT_IMPL) /* command msg */ 429adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 439adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan switch (pdu_id) 449adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 459adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_CAPABILITIES: /* 0x10 */ 469adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_LIST_PLAYER_APP_ATTR: /* 0x11 */ 479adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_LIST_PLAYER_APP_VALUES: /* 0x12 */ 489adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_CUR_PLAYER_APP_VALUE: /* 0x13 */ 499adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT: /* 0x15 */ 509adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT: /* 0x16 */ 519adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_ELEMENT_ATTR: /* 0x20 */ 529adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_GET_PLAY_STATUS: /* 0x30 */ 539adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (avc_type == AVRC_CMD_STATUS) 549adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 559adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 569adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 579adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_SET_PLAYER_APP_VALUE: /* 0x14 */ 589adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_INFORM_DISPLAY_CHARSET: /* 0x17 */ 599adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_INFORM_BATTERY_STAT_OF_CT: /* 0x18 */ 609adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_REQUEST_CONTINUATION_RSP: /* 0x40 */ 619adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_ABORT_CONTINUATION_RSP: /* 0x41 */ 629adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (avc_type == AVRC_CMD_CTRL) 639adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 649adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 659adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 669adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_REGISTER_NOTIFICATION: /* 0x31 */ 679adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (avc_type == AVRC_CMD_NOTIF) 689adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 699adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 709adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 719adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 729adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan else /* response msg */ 739adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 749adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (avc_type >= AVRC_RSP_NOT_IMPL && 759adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan avc_type <= AVRC_RSP_INTERIM ) 769adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 779adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 789adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 799adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return result; 809adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 819adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 829adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/******************************************************************************* 839adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 849adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function avrc_is_valid_player_attrib_value 859adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 869adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description Check if the given attrib value is valid for its attribute 879adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 889adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns returns TRUE if it is valid 899adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 909adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 919adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajanBOOLEAN avrc_is_valid_player_attrib_value(UINT8 attrib, UINT8 value) 929adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 939adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan BOOLEAN result=FALSE; 949adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 959adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan switch(attrib) 969adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 979adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PLAYER_SETTING_EQUALIZER: 989adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if ((value > 0) && 999adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan (value <= AVRC_PLAYER_VAL_ON)) 1009adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 1019adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 1029adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1039adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PLAYER_SETTING_REPEAT: 1049adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if ((value > 0) && 1059adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan (value <= AVRC_PLAYER_VAL_GROUP_REPEAT)) 1069adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 1079adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 1089adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1099adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PLAYER_SETTING_SHUFFLE: 1109adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PLAYER_SETTING_SCAN: 1119adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if ((value > 0) && 1129adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan (value <= AVRC_PLAYER_VAL_GROUP_SHUFFLE)) 1139adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result=TRUE; 1149adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 1159adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 1169adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1176b20f3eaef7a523334c013545d5ca3ebef9589d3Mike J. Chen if (attrib >= AVRC_PLAYER_SETTING_LOW_MENU_EXT) 1189adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result = TRUE; 1199adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1209adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (!result) 121b44cc59d286ad255e872c60df02e032bd8d9d75bSharvil Nanavati AVRC_TRACE_ERROR( 1229adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan "avrc_is_valid_player_attrib_value() found not matching attrib(x%x)-value(x%x) pair!", 1239adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan attrib, value); 1249adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1259adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return result; 1269adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 1279adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1289adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/******************************************************************************* 1299adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1309adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function AVRC_IsValidPlayerAttr 1319adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1329adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description Check if the given attrib value is a valid one 1339adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1349adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns returns TRUE if it is valid 1359adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1369adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 1379adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajanBOOLEAN AVRC_IsValidPlayerAttr(UINT8 attr) 1389adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 1399adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan BOOLEAN result=FALSE; 1409adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1419adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if ( (attr >= AVRC_PLAYER_SETTING_EQUALIZER && attr <= AVRC_PLAYER_SETTING_SCAN) || 1426b20f3eaef7a523334c013545d5ca3ebef9589d3Mike J. Chen (attr >= AVRC_PLAYER_SETTING_LOW_MENU_EXT) ) 1439adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 1449adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan result = TRUE; 1459adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 1469adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1479adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return result; 1489adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 1499adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1509adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1519adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1529adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/******************************************************************************* 1539adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1549adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function avrc_pars_pass_thru 1559adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1569adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description This function parses the pass thru commands defined by 1579adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Bluetooth SIG 1589adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1599adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns AVRC_STS_NO_ERROR, if the message in p_data is parsed successfully. 1609adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Otherwise, the error code defined by AVRCP 1.4 1619adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1629adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 1639adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajantAVRC_STS avrc_pars_pass_thru(tAVRC_MSG_PASS *p_msg, UINT16 *p_vendor_unique_id) 1649adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 1659adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan UINT8 *p_data; 1669adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan UINT32 co_id; 1679adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan UINT16 id; 1689adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan tAVRC_STS status = AVRC_STS_BAD_CMD; 1699adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1709adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (p_msg->op_id == AVRC_ID_VENDOR && p_msg->pass_len == AVRC_PASS_THRU_GROUP_LEN) 1719adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 1729adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan p_data = p_msg->p_pass_data; 1739adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan AVRC_BE_STREAM_TO_CO_ID (co_id, p_data); 1749adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (co_id == AVRC_CO_METADATA) 1759adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 1769adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan BE_STREAM_TO_UINT16 (id, p_data); 1779adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan if (AVRC_IS_VALID_GROUP(id)) 1789adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 1799adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan *p_vendor_unique_id = id; 1809adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan status = AVRC_STS_NO_ERROR; 1819adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 1829adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 1839adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 1849adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return status; 1859adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 1869adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 1879adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/******************************************************************************* 1889adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1899adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function avrc_opcode_from_pdu 1909adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1919adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description This function returns the opcode of the given pdu 1929adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1939adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns AVRC_OP_VENDOR, AVRC_OP_PASS_THRU or AVRC_OP_BROWSE 1949adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 1959adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 1969adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajanUINT8 avrc_opcode_from_pdu(UINT8 pdu) 1979adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 1989adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan UINT8 opcode = 0; 1999adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 2009adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan switch (pdu) 2019adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 2029adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_NEXT_GROUP: 2039adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_PDU_PREV_GROUP: /* pass thru */ 2049adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan opcode = AVRC_OP_PASS_THRU; 2059adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 2069adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 2079adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan default: /* vendor */ 2089adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan opcode = AVRC_OP_VENDOR; 2099adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 2109adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 2119adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 2129adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return opcode; 2139adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 2149adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 2159adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan/******************************************************************************* 2169adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 2179adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Function avrc_is_valid_opcode 2189adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 2199adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Description This function returns the opcode of the given pdu 2209adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 2219adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** Returns AVRC_OP_VENDOR, AVRC_OP_PASS_THRU or AVRC_OP_BROWSE 2229adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan** 2239adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan*******************************************************************************/ 2249adddf4965e9ddb01e339b934c343fcbd842a977Ravi NagarajanBOOLEAN avrc_is_valid_opcode(UINT8 opcode) 2259adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan{ 2269adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan BOOLEAN is_valid = FALSE; 2279adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan switch (opcode) 2289adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan { 2299adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_OP_BROWSE: 2309adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_OP_PASS_THRU: 2319adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan case AVRC_OP_VENDOR: 2329adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan is_valid = TRUE; 2339adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan break; 2349adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan } 2359adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan return is_valid; 2369adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan} 2379adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 2389adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan#endif /* (AVRC_METADATA_INCLUDED == TRUE) */ 2399adddf4965e9ddb01e339b934c343fcbd842a977Ravi Nagarajan 240