| /****************************************************************************** |
| * |
| * Copyright (C) 2000-2012 Broadcom Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at: |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| ******************************************************************************/ |
| |
| /****************************************************************************** |
| * |
| * nterface to A2DP Application Programming Interface |
| * |
| ******************************************************************************/ |
| #ifndef A2D_API_H |
| #define A2D_API_H |
| #include "sdp_api.h" |
| |
| /***************************************************************************** |
| ** constants |
| *****************************************************************************/ |
| |
| /* Profile supported features */ |
| #define A2D_SUPF_PLAYER 0x0001 |
| #define A2D_SUPF_MIC 0x0002 |
| #define A2D_SUPF_TUNER 0x0004 |
| #define A2D_SUPF_MIXER 0x0008 |
| |
| #define A2D_SUPF_HEADPHONE 0x0001 |
| #define A2D_SUPF_SPEAKER 0x0002 |
| #define A2D_SUPF_RECORDER 0x0004 |
| #define A2D_SUPF_AMP 0x0008 |
| |
| /* AV Media Types */ |
| #define A2D_MEDIA_TYPE_AUDIO 0x00 /* audio media type + RFA */ |
| #define A2D_MEDIA_TYPE_VIDEO 0x10 /* video media type + RFA */ |
| #define A2D_MEDIA_TYPE_MULTI 0x20 /* multimedia media type + RFA */ |
| |
| /* AV Media Codec Type (Audio Codec ID) */ |
| #define A2D_MEDIA_CT_SBC 0x00 /* SBC media codec type */ |
| #define A2D_MEDIA_CT_M12 0x01 /* MPEG-1, 2 Audio media codec type */ |
| #define A2D_MEDIA_CT_M24 0x02 /* MPEG-2, 4 AAC media codec type */ |
| #define A2D_MEDIA_CT_ATRAC 0x04 /* ATRAC family media codec type */ |
| |
| #define A2D_SUCCESS 0 /* Success */ |
| #define A2D_FAIL 0x0A /* Failed */ |
| #define A2D_BUSY 0x0B /* A2D_FindService is already in progress */ |
| #define A2D_INVALID_PARAMS 0x0C /* bad parameters */ |
| #define A2D_WRONG_CODEC 0x0D /* wrong codec info */ |
| #define A2D_BAD_CODEC_TYPE 0xC1 /* Media Codec Type is not valid */ |
| #define A2D_NS_CODEC_TYPE 0xC2 /* Media Codec Type is not supported */ |
| #define A2D_BAD_SAMP_FREQ 0xC3 /* Sampling Frequency is not valid or multiple values have been selected */ |
| #define A2D_NS_SAMP_FREQ 0xC4 /* Sampling Frequency is not supported */ |
| #define A2D_BAD_CH_MODE 0xC5 /* Channel Mode is not valid or multiple values have been selected */ |
| #define A2D_NS_CH_MODE 0xC6 /* Channel Mode is not supported */ |
| #define A2D_BAD_SUBBANDS 0xC7 /* None or multiple values have been selected for Number of Subbands */ |
| #define A2D_NS_SUBBANDS 0xC8 /* Number of Subbands is not supported */ |
| #define A2D_BAD_ALLOC_MTHD 0xC9 /* None or multiple values have been selected for Allocation Method */ |
| #define A2D_NS_ALLOC_MTHD 0xCA /* Allocation Method is not supported */ |
| #define A2D_BAD_MIN_BITPOOL 0xCB /* Minimum Bitpool Value is not valid */ |
| #define A2D_NS_MIN_BITPOOL 0xCC /* Minimum Bitpool Value is not supported */ |
| #define A2D_BAD_MAX_BITPOOL 0xCD /* Maximum Bitpool Value is not valid */ |
| #define A2D_NS_MAX_BITPOOL 0xCE /* Maximum Bitpool Value is not supported */ |
| #define A2D_BAD_LAYER 0xCF /* None or multiple values have been selected for Layer */ |
| #define A2D_NS_LAYER 0xD0 /* Layer is not supported */ |
| #define A2D_NS_CRC 0xD1 /* CRC is not supported */ |
| #define A2D_NS_MPF 0xD2 /* MPF-2 is not supported */ |
| #define A2D_NS_VBR 0xD3 /* VBR is not supported */ |
| #define A2D_BAD_BIT_RATE 0xD4 /* None or multiple values have been selected for Bit Rate */ |
| #define A2D_NS_BIT_RATE 0xD5 /* Bit Rate is not supported */ |
| #define A2D_BAD_OBJ_TYPE 0xD6 /* Either 1) Object type is not valid (b3-b0) or 2) None or multiple values have been selected for Object Type */ |
| #define A2D_NS_OBJ_TYPE 0xD7 /* Object type is not supported */ |
| #define A2D_BAD_CHANNEL 0xD8 /* None or multiple values have been selected for Channels */ |
| #define A2D_NS_CHANNEL 0xD9 /* Channels is not supported */ |
| #define A2D_BAD_BLOCK_LEN 0xDD /* None or multiple values have been selected for Block Length */ |
| #define A2D_BAD_CP_TYPE 0xE0 /* The requested CP Type is not supported. */ |
| #define A2D_BAD_CP_FORMAT 0xE1 /* The format of Content Protection Service Capability/Content Protection Scheme Dependent Data is not correct. */ |
| |
| typedef UINT8 tA2D_STATUS; |
| |
| /* the return values from A2D_BitsSet() */ |
| #define A2D_SET_ONE_BIT 1 /* one and only one bit is set */ |
| #define A2D_SET_ZERO_BIT 0 /* all bits clear */ |
| #define A2D_SET_MULTL_BIT 2 /* multiple bits are set */ |
| |
| /***************************************************************************** |
| ** type definitions |
| *****************************************************************************/ |
| |
| /* This data type is used in A2D_FindService() to initialize the SDP database |
| * to hold the result service search. */ |
| typedef struct |
| { |
| UINT32 db_len; /* Length, in bytes, of the discovery database */ |
| UINT16 num_attr;/* The number of attributes in p_attrs */ |
| UINT16 *p_attrs; /* The attributes filter. If NULL, A2DP API sets the attribute filter |
| * to be ATTR_ID_SERVICE_CLASS_ID_LIST, ATTR_ID_BT_PROFILE_DESC_LIST, |
| * ATTR_ID_SUPPORTED_FEATURES, ATTR_ID_SERVICE_NAME and ATTR_ID_PROVIDER_NAME. |
| * If not NULL, the input is taken as the filter. */ |
| } tA2D_SDP_DB_PARAMS; |
| |
| /* This data type is used in tA2D_FIND_CBACK to report the result of the SDP discovery process. */ |
| typedef struct |
| { |
| UINT16 service_len; /* Length, in bytes, of the service name */ |
| UINT16 provider_len; /* Length, in bytes, of the provider name */ |
| char * p_service_name; /* Pointer the service name. This character string may not be null terminated. |
| * Use the service_len parameter to safely copy this string */ |
| char * p_provider_name;/* Pointer the provider name. This character string may not be null terminated. |
| * Use the provider_len parameter to safely copy this string */ |
| UINT16 features; /* Profile supported features */ |
| UINT16 avdt_version; /* AVDTP protocol version */ |
| } tA2D_Service; |
| |
| /* This is the callback to notify the result of the SDP discovery process. */ |
| typedef void (tA2D_FIND_CBACK)(BOOLEAN found, tA2D_Service * p_service); |
| |
| |
| /***************************************************************************** |
| ** external function declarations |
| *****************************************************************************/ |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif |
| /****************************************************************************** |
| ** |
| ** Function A2D_AddRecord |
| ** |
| ** Description This function is called by a server application to add |
| ** SRC or SNK information to an SDP record. Prior to |
| ** calling this function the application must call |
| ** SDP_CreateRecord() to create an SDP record. |
| ** |
| ** Input Parameters: |
| ** service_uuid: Indicates SRC or SNK. |
| ** |
| ** p_service_name: Pointer to a null-terminated character |
| ** string containing the service name. |
| ** |
| ** p_provider_name: Pointer to a null-terminated character |
| ** string containing the provider name. |
| ** |
| ** features: Profile supported features. |
| ** |
| ** sdp_handle: SDP handle returned by SDP_CreateRecord(). |
| ** |
| ** Output Parameters: |
| ** None. |
| ** |
| ** Returns A2D_SUCCESS if function execution succeeded, |
| ** A2D_INVALID_PARAMS if bad parameters are given. |
| ** A2D_FAIL if function execution failed. |
| ** |
| ******************************************************************************/ |
| extern tA2D_STATUS A2D_AddRecord(UINT16 service_uuid, char *p_service_name, char *p_provider_name, |
| UINT16 features, UINT32 sdp_handle); |
| |
| /****************************************************************************** |
| ** |
| ** Function A2D_FindService |
| ** |
| ** Description This function is called by a client application to |
| ** perform service discovery and retrieve SRC or SNK SDP |
| ** record information from a server. Information is |
| ** returned for the first service record found on the |
| ** server that matches the service UUID. The callback |
| ** function will be executed when service discovery is |
| ** complete. There can only be one outstanding call to |
| ** A2D_FindService() at a time; the application must wait |
| ** for the callback before it makes another call to |
| ** the function. |
| ** |
| ** Input Parameters: |
| ** service_uuid: Indicates SRC or SNK. |
| ** |
| ** bd_addr: BD address of the peer device. |
| ** |
| ** p_db: Pointer to the information to initialize |
| ** the discovery database. |
| ** |
| ** p_cback: Pointer to the A2D_FindService() |
| ** callback function. |
| ** |
| ** Output Parameters: |
| ** None. |
| ** |
| ** Returns A2D_SUCCESS if function execution succeeded, |
| ** A2D_INVALID_PARAMS if bad parameters are given. |
| ** A2D_BUSY if discovery is already in progress. |
| ** A2D_FAIL if function execution failed. |
| ** |
| ******************************************************************************/ |
| extern tA2D_STATUS A2D_FindService(UINT16 service_uuid, BD_ADDR bd_addr, |
| tA2D_SDP_DB_PARAMS *p_db, tA2D_FIND_CBACK *p_cback); |
| |
| /****************************************************************************** |
| ** |
| ** Function A2D_SetTraceLevel |
| ** |
| ** Description Sets the trace level for A2D. If 0xff is passed, the |
| ** current trace level is returned. |
| ** |
| ** Input Parameters: |
| ** new_level: The level to set the A2D tracing to: |
| ** 0xff-returns the current setting. |
| ** 0-turns off tracing. |
| ** >= 1-Errors. |
| ** >= 2-Warnings. |
| ** >= 3-APIs. |
| ** >= 4-Events. |
| ** >= 5-Debug. |
| ** |
| ** Returns The new trace level or current trace level if |
| ** the input parameter is 0xff. |
| ** |
| ******************************************************************************/ |
| extern UINT8 A2D_SetTraceLevel (UINT8 new_level); |
| |
| /****************************************************************************** |
| ** Function A2D_BitsSet |
| ** |
| ** Description Check the given num for the number of bits set |
| ** Returns A2D_SET_ONE_BIT, if one and only one bit is set |
| ** A2D_SET_ZERO_BIT, if all bits clear |
| ** A2D_SET_MULTL_BIT, if multiple bits are set |
| ******************************************************************************/ |
| extern UINT8 A2D_BitsSet(UINT8 num); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| /******************************************************************************* |
| ** |
| ** Function A2D_Init |
| ** |
| ** Description This function is called at stack startup to allocate the |
| ** control block (if using dynamic memory), and initializes the |
| ** control block and tracing level. |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| extern void A2D_Init(void); |
| |
| #endif /* A2D_API_H */ |
