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Diffstat (limited to 'stack/include/bnep_api.h')
| -rw-r--r-- | stack/include/bnep_api.h | 476 |
1 files changed, 476 insertions, 0 deletions
diff --git a/stack/include/bnep_api.h b/stack/include/bnep_api.h new file mode 100644 index 0000000..b2bc0fd --- /dev/null +++ b/stack/include/bnep_api.h @@ -0,0 +1,476 @@ +/****************************************************************************** + * + * Copyright (C) 2001-2012 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. + * + ******************************************************************************/ + +/****************************************************************************** + * + * This interface file contains the interface to the Bluetooth Network + * Encapsilation Protocol (BNEP). + * + ******************************************************************************/ +#ifndef BNEP_API_H +#define BNEP_API_H + +#include "l2c_api.h" + +/***************************************************************************** +** Constants +*****************************************************************************/ + +/* Define the minimum offset needed in a GKI buffer for +** sending BNEP packets. Note, we are currently not sending +** extension headers, but may in the future, so allow +** space for them +*/ +#define BNEP_MINIMUM_OFFSET (15 + L2CAP_MIN_OFFSET) +#define BNEP_INVALID_HANDLE 0xFFFF + +/***************************************************************************** +** Type Definitions +*****************************************************************************/ + +/* Define the result codes from BNEP +*/ +enum +{ + BNEP_SUCCESS, /* Success */ + BNEP_CONN_DISCONNECTED, /* Connection terminated */ + BNEP_NO_RESOURCES, /* No resources */ + BNEP_MTU_EXCEDED, /* Attempt to write long data */ + BNEP_INVALID_OFFSET, /* Insufficient offset in GKI buffer */ + BNEP_CONN_FAILED, /* Connection failed */ + BNEP_CONN_FAILED_CFG, /* Connection failed cos of config */ + BNEP_CONN_FAILED_SRC_UUID, /* Connection failed wrong source UUID */ + BNEP_CONN_FAILED_DST_UUID, /* Connection failed wrong destination UUID */ + BNEP_CONN_FAILED_UUID_SIZE, /* Connection failed wrong size UUID */ + BNEP_Q_SIZE_EXCEEDED, /* Too many buffers to dest */ + BNEP_TOO_MANY_FILTERS, /* Too many local filters specified */ + BNEP_SET_FILTER_FAIL, /* Set Filter failed */ + BNEP_WRONG_HANDLE, /* Wrong handle for the connection */ + BNEP_WRONG_STATE, /* Connection is in wrong state */ + BNEP_SECURITY_FAIL, /* Failed because of security */ + BNEP_IGNORE_CMD, /* To ignore the rcvd command */ + BNEP_TX_FLOW_ON, /* tx data flow enabled */ + BNEP_TX_FLOW_OFF /* tx data flow disabled */ + +}; typedef UINT8 tBNEP_RESULT; + + +/*************************** +** Callback Functions +****************************/ + +/* Connection state change callback prototype. Parameters are +** Connection handle +** BD Address of remote +** Connection state change result +** BNEP_SUCCESS indicates connection is success +** All values are used to indicate the reason for failure +** Flag to indicate if it is just a role change +*/ +typedef void (tBNEP_CONN_STATE_CB) (UINT16 handle, + BD_ADDR rem_bda, + tBNEP_RESULT result, + BOOLEAN is_role_change); + + + + +/* Connection indication callback prototype. Parameters are +** BD Address of remote, remote UUID and local UUID +** and flag to indicate role change and handle to the connection +** When BNEP calls this function profile should +** use BNEP_ConnectResp call to accept or reject the request +*/ +typedef void (tBNEP_CONNECT_IND_CB) (UINT16 handle, + BD_ADDR bd_addr, + tBT_UUID *remote_uuid, + tBT_UUID *local_uuid, + BOOLEAN is_role_change); + + + +/* Data buffer received indication callback prototype. Parameters are +** Handle to the connection +** Source BD/Ethernet Address +** Dest BD/Ethernet address +** Protocol +** Pointer to the buffer +** Flag to indicate whether extension headers to be forwarded are present +*/ +typedef void (tBNEP_DATA_BUF_CB) (UINT16 handle, + UINT8 *src, + UINT8 *dst, + UINT16 protocol, + BT_HDR *p_buf, + BOOLEAN fw_ext_present); + + +/* Data received indication callback prototype. Parameters are +** Handle to the connection +** Source BD/Ethernet Address +** Dest BD/Ethernet address +** Protocol +** Pointer to the beginning of the data +** Length of data +** Flag to indicate whether extension headers to be forwarded are present +*/ +typedef void (tBNEP_DATA_IND_CB) (UINT16 handle, + UINT8 *src, + UINT8 *dst, + UINT16 protocol, + UINT8 *p_data, + UINT16 len, + BOOLEAN fw_ext_present); + +/* Flow control callback for TX data. Parameters are +** Handle to the connection +** Event flow status +*/ +typedef void (tBNEP_TX_DATA_FLOW_CB) (UINT16 handle, + tBNEP_RESULT event); + +/* Filters received indication callback prototype. Parameters are +** Handle to the connection +** TRUE if the cb is called for indication +** Ignore this if it is indication, otherwise it is the result +** for the filter set operation performed by the local +** device +** Number of protocol filters present +** Pointer to the filters start. Filters are present in pairs +** of start of the range and end of the range. +** They will be present in big endian order. First +** two bytes will be starting of the first range and +** next two bytes will be ending of the range. +*/ +typedef void (tBNEP_FILTER_IND_CB) (UINT16 handle, + BOOLEAN indication, + tBNEP_RESULT result, + UINT16 num_filters, + UINT8 *p_filters); + + + +/* Multicast Filters received indication callback prototype. Parameters are +** Handle to the connection +** TRUE if the cb is called for indication +** Ignore this if it is indication, otherwise it is the result +** for the filter set operation performed by the local +** device +** Number of multicast filters present +** Pointer to the filters start. Filters are present in pairs +** of start of the range and end of the range. +** First six bytes will be starting of the first range and +** next six bytes will be ending of the range. +*/ +typedef void (tBNEP_MFILTER_IND_CB) (UINT16 handle, + BOOLEAN indication, + tBNEP_RESULT result, + UINT16 num_mfilters, + UINT8 *p_mfilters); + +/* This is the structure used by profile to register with BNEP */ +typedef struct +{ + tBNEP_CONNECT_IND_CB *p_conn_ind_cb; /* To indicate the conn request */ + tBNEP_CONN_STATE_CB *p_conn_state_cb; /* To indicate conn state change */ + tBNEP_DATA_IND_CB *p_data_ind_cb; /* To pass the data received */ + tBNEP_DATA_BUF_CB *p_data_buf_cb; /* To pass the data buffer received */ + tBNEP_TX_DATA_FLOW_CB *p_tx_data_flow_cb; /* data flow callback */ + tBNEP_FILTER_IND_CB *p_filter_ind_cb; /* To indicate that peer set protocol filters */ + tBNEP_MFILTER_IND_CB *p_mfilter_ind_cb; /* To indicate that peer set mcast filters */ + +} tBNEP_REGISTER; + + + +/* This is the structure used by profile to get the status of BNEP */ +typedef struct +{ +#define BNEP_STATUS_FAILE 0 +#define BNEP_STATUS_CONNECTED 1 + UINT8 con_status; + + UINT16 l2cap_cid; + BD_ADDR rem_bda; + UINT16 rem_mtu_size; + UINT16 xmit_q_depth; + + UINT16 sent_num_filters; + UINT16 sent_mcast_filters; + UINT16 rcvd_num_filters; + UINT16 rcvd_mcast_filters; + tBT_UUID src_uuid; + tBT_UUID dst_uuid; + +} tBNEP_STATUS; + + + +/***************************************************************************** +** External Function Declarations +*****************************************************************************/ +#ifdef __cplusplus +extern "C" { +#endif + +/******************************************************************************* +** +** Function BNEP_Register +** +** Description This function is called by the upper layer to register +** its callbacks with BNEP +** +** Parameters: p_reg_info - contains all callback function pointers +** +** +** Returns BNEP_SUCCESS if registered successfully +** BNEP_FAILURE if connection state callback is missing +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_Register (tBNEP_REGISTER *p_reg_info); + +/******************************************************************************* +** +** Function BNEP_Deregister +** +** Description This function is called by the upper layer to de-register +** its callbacks. +** +** Parameters: void +** +** +** Returns void +** +*******************************************************************************/ +BNEP_API extern void BNEP_Deregister (void); + + +/******************************************************************************* +** +** Function BNEP_Connect +** +** Description This function creates a BNEP connection to a remote +** device. +** +** Parameters: p_rem_addr - BD_ADDR of the peer +** src_uuid - source uuid for the connection +** dst_uuid - destination uuid for the connection +** p_handle - pointer to return the handle for the connection +** +** Returns BNEP_SUCCESS if connection started +** BNEP_NO_RESOURCES if no resources +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_Connect (BD_ADDR p_rem_bda, + tBT_UUID *src_uuid, + tBT_UUID *dst_uuid, + UINT16 *p_handle); + +/******************************************************************************* +** +** Function BNEP_ConnectResp +** +** Description This function is called in responce to connection indication +** +** +** Parameters: handle - handle given in the connection indication +** resp - responce for the connection indication +** +** Returns BNEP_SUCCESS if connection started +** BNEP_WRONG_HANDLE if the connection is not found +** BNEP_WRONG_STATE if the responce is not expected +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_ConnectResp (UINT16 handle, tBNEP_RESULT resp); + +/******************************************************************************* +** +** Function BNEP_Disconnect +** +** Description This function is called to close the specified connection. +** +** Parameters: handle - handle of the connection +** +** Returns BNEP_SUCCESS if connection is disconnected +** BNEP_WRONG_HANDLE if no connection is not found +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_Disconnect (UINT16 handle); + +/******************************************************************************* +** +** Function BNEP_WriteBuf +** +** Description This function sends data in a GKI buffer on BNEP connection +** +** Parameters: handle - handle of the connection to write +** p_dest_addr - BD_ADDR/Ethernet addr of the destination +** p_buf - pointer to address of buffer with data +** protocol - protocol type of the packet +** p_src_addr - (optional) BD_ADDR/ethernet address of the source +** (should be NULL if it is local BD Addr) +** fw_ext_present - forwarded extensions present +** +** Returns: BNEP_WRONG_HANDLE - if passed handle is not valid +** BNEP_MTU_EXCEDED - If the data length is greater than MTU +** BNEP_IGNORE_CMD - If the packet is filtered out +** BNEP_Q_SIZE_EXCEEDED - If the Tx Q is full +** BNEP_SUCCESS - If written successfully +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_WriteBuf (UINT16 handle, + UINT8 *p_dest_addr, + BT_HDR *p_buf, + UINT16 protocol, + UINT8 *p_src_addr, + BOOLEAN fw_ext_present); + +/******************************************************************************* +** +** Function BNEP_Write +** +** Description This function sends data over a BNEP connection +** +** Parameters: handle - handle of the connection to write +** p_dest_addr - BD_ADDR/Ethernet addr of the destination +** p_data - pointer to data start +** protocol - protocol type of the packet +** p_src_addr - (optional) BD_ADDR/ethernet address of the source +** (should be NULL if it is local BD Addr) +** fw_ext_present - forwarded extensions present +** +** Returns: BNEP_WRONG_HANDLE - if passed handle is not valid +** BNEP_MTU_EXCEDED - If the data length is greater than MTU +** BNEP_IGNORE_CMD - If the packet is filtered out +** BNEP_Q_SIZE_EXCEEDED - If the Tx Q is full +** BNEP_NO_RESOURCES - If not able to allocate a buffer +** BNEP_SUCCESS - If written successfully +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_Write (UINT16 handle, + UINT8 *p_dest_addr, + UINT8 *p_data, + UINT16 len, + UINT16 protocol, + UINT8 *p_src_addr, + BOOLEAN fw_ext_present); + +/******************************************************************************* +** +** Function BNEP_SetProtocolFilters +** +** Description This function sets the protocol filters on peer device +** +** Parameters: handle - Handle for the connection +** num_filters - total number of filter ranges +** p_start_array - Array of beginings of all protocol ranges +** p_end_array - Array of ends of all protocol ranges +** +** Returns BNEP_WRONG_HANDLE - if the connection handle is not valid +** BNEP_SET_FILTER_FAIL - if the connection is in wrong state +** BNEP_TOO_MANY_FILTERS - if too many filters +** BNEP_SUCCESS - if request sent successfully +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_SetProtocolFilters (UINT16 handle, + UINT16 num_filters, + UINT16 *p_start_array, + UINT16 *p_end_array); + +/******************************************************************************* +** +** Function BNEP_SetMulticastFilters +** +** Description This function sets the filters for multicast addresses for BNEP. +** +** Parameters: handle - Handle for the connection +** num_filters - total number of filter ranges +** p_start_array - Pointer to sequence of beginings of all +** multicast address ranges +** p_end_array - Pointer to sequence of ends of all +** multicast address ranges +** +** Returns BNEP_WRONG_HANDLE - if the connection handle is not valid +** BNEP_SET_FILTER_FAIL - if the connection is in wrong state +** BNEP_TOO_MANY_FILTERS - if too many filters +** BNEP_SUCCESS - if request sent successfully +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_SetMulticastFilters (UINT16 handle, + UINT16 num_filters, + UINT8 *p_start_array, + UINT8 *p_end_array); + +/******************************************************************************* +** +** Function BNEP_GetMyBdAddr +** +** Description This function returns a pointer to the local device BD address. +** If the BD address has not been read yet, it returns NULL. +** +** Returns the BD address +** +*******************************************************************************/ +BNEP_API extern UINT8 *BNEP_GetMyBdAddr (void); + +/******************************************************************************* +** +** Function BNEP_SetTraceLevel +** +** Description This function sets the trace level for BNEP. If called with +** a value of 0xFF, it simply reads the current trace level. +** +** Returns the new (current) trace level +** +*******************************************************************************/ +BNEP_API extern UINT8 BNEP_SetTraceLevel (UINT8 new_level); + +/******************************************************************************* +** +** Function BNEP_Init +** +** Description This function initializes the BNEP unit. It should be called +** before accessing any other APIs to initialize the control block +** +** Returns void +** +*******************************************************************************/ +BNEP_API extern void BNEP_Init (void); + +/******************************************************************************* +** +** Function BNEP_GetStatus +** +** Description This function gets the status information for BNEP connection +** +** Returns BNEP_SUCCESS - if the status is available +** BNEP_NO_RESOURCES - if no structure is passed for output +** BNEP_WRONG_HANDLE - if the handle is invalid +** BNEP_WRONG_STATE - if not in connected state +** +*******************************************************************************/ +BNEP_API extern tBNEP_RESULT BNEP_GetStatus (UINT16 handle, tBNEP_STATUS *p_status); + + + +#ifdef __cplusplus +} +#endif + + +#endif |