1 | /*
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2 | * Copyright (C) 2009-2012 by Matthias Ringwald
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3 | *
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4 | * Redistribution and use in source and binary forms, with or without
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5 | * modification, are permitted provided that the following conditions
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6 | * are met:
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7 | *
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8 | * 1. Redistributions of source code must retain the above copyright
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9 | * notice, this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright
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11 | * notice, this list of conditions and the following disclaimer in the
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12 | * documentation and/or other materials provided with the distribution.
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13 | * 3. Neither the name of the copyright holders nor the names of
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14 | * contributors may be used to endorse or promote products derived
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15 | * from this software without specific prior written permission.
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16 | * 4. Any redistribution, use, or modification is done solely for
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17 | * personal benefit and not for any commercial purpose or for
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18 | * monetary gain.
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19 | *
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20 | * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
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21 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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22 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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23 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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24 | * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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25 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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26 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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27 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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28 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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29 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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30 | * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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31 | * SUCH DAMAGE.
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32 | *
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33 | * Please inquire about commercial licensing options at btstack@ringwald.ch
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34 | *
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35 | */
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36 |
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37 | /*
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38 | * l2cap_signaling.h
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39 | *
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40 | * Created by Matthias Ringwald on 7/23/09.
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41 | */
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42 |
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43 | #ifndef __L2CAP_SIGNALING_H
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44 | #define __L2CAP_SIGNALING_H
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45 |
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46 | #include <stdint.h>
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47 | #include <stdarg.h>
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48 | #include <btstack/utils.h>
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49 | #include <btstack/hci_cmds.h>
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50 |
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51 | #if defined __cplusplus
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52 | extern "C" {
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53 | #endif
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54 |
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55 | typedef enum {
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56 | COMMAND_REJECT = 1,
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57 | CONNECTION_REQUEST,
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58 | CONNECTION_RESPONSE,
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59 | CONFIGURE_REQUEST,
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60 | CONFIGURE_RESPONSE,
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61 | DISCONNECTION_REQUEST,
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62 | DISCONNECTION_RESPONSE,
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63 | ECHO_REQUEST,
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64 | ECHO_RESPONSE,
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65 | INFORMATION_REQUEST,
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66 | INFORMATION_RESPONSE,
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67 | CONNECTION_PARAMETER_UPDATE_REQUEST = 0x12,
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68 | CONNECTION_PARAMETER_UPDATE_RESPONSE,
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69 | COMMAND_REJECT_LE = 0x14, // internal to BTstack
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70 | } L2CAP_SIGNALING_COMMANDS;
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71 |
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72 | uint16_t l2cap_create_signaling_classic(uint8_t * acl_buffer,hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr);
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73 | uint16_t l2cap_create_signaling_le(uint8_t * acl_buffer, hci_con_handle_t handle, L2CAP_SIGNALING_COMMANDS cmd, uint8_t identifier, va_list argptr);
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74 | uint16_t l2cap_le_create_connection_parameter_update_request(uint8_t * acl_buffer, uint16_t handle, uint16_t interval_min, uint16_t interval_max, uint16_t slave_latency, uint16_t timeout_multiplier);
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75 | uint16_t l2cap_le_create_connection_parameter_update_response(uint8_t * acl_buffer, uint16_t handle, uint16_t response);
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76 | uint8_t l2cap_next_sig_id(void);
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77 | uint16_t l2cap_next_local_cid(void);
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78 |
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79 | #if defined __cplusplus
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80 | }
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81 | #endif
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82 |
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83 | #endif // __L2CAP_SIGNALING_H
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