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91 lines
2.9 KiB
91 lines
2.9 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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__BEGIN_DECLS
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#define BTSOCK_FLAG_ENCRYPT 1
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#define BTSOCK_FLAG_AUTH (1 << 1)
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#define BTSOCK_FLAG_NO_SDP (1 << 2)
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#define BTSOCK_FLAG_AUTH_MITM (1 << 3)
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#define BTSOCK_FLAG_AUTH_16_DIGIT (1 << 4)
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typedef enum {
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BTSOCK_RFCOMM = 1,
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BTSOCK_SCO = 2,
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BTSOCK_L2CAP = 3
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} btsock_type_t;
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typedef enum {
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BTSOCK_OPT_GET_MODEM_BITS = 1,
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BTSOCK_OPT_SET_MODEM_BITS = 2,
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BTSOCK_OPT_CLR_MODEM_BITS = 3,
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} btsock_option_type_t;
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/** Represents the standard BT SOCKET interface. */
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typedef struct {
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short size;
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bt_bdaddr_t bd_addr;
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int channel;
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int status;
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// The writer must make writes using a buffer of this maximum size
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// to avoid loosing data. (L2CAP only)
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unsigned short max_tx_packet_size;
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// The reader must read using a buffer of at least this size to avoid
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// loosing data. (L2CAP only)
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unsigned short max_rx_packet_size;
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} __attribute__((packed)) sock_connect_signal_t;
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typedef struct {
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/** set to size of this struct*/
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size_t size;
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/**
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* Listen to a RFCOMM UUID or channel. It returns the socket fd from which
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* btsock_connect_signal can be read out when a remote device connected.
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* If neither a UUID nor a channel is provided, a channel will be allocated
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* and a service record can be created providing the channel number to
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* create_sdp_record(...) in bt_sdp.
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*/
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bt_status_t (*listen)(btsock_type_t type, const char* service_name,
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const uint8_t* service_uuid, int channel, int* sock_fd, int flags);
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/**
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* Connect to a RFCOMM UUID channel of remote device, It returns the socket fd from which
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* the btsock_connect_signal and a new socket fd to be accepted can be read out when connected
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*/
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bt_status_t (*connect)(const bt_bdaddr_t *bd_addr, btsock_type_t type, const uint8_t* uuid,
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int channel, int* sock_fd, int flags);
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/*
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* get socket option of rfcomm channel socket.
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*/
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bt_status_t (*get_sock_opt)(btsock_type_t type, int channel, btsock_option_type_t option_name,
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void *option_value, int *option_len);
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/*
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* set socket option of rfcomm channel socket.
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*/
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bt_status_t (*set_sock_opt)(btsock_type_t type, int channel, btsock_option_type_t option_name,
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void *option_value, int option_len);
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} btsock_interface_t;
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__END_DECLS
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