changes to communication
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FrameHandlers/FH_RxPacket802.cpp@4:629712865107, 2015-06-01 (annotated)
- Committer:
- spastor
- Date:
- Mon Jun 01 18:59:43 2015 +0200
- Revision:
- 4:629712865107
- Parent:
- 0:fcaad0dfa051
Automatic upload
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
spastor | 0:fcaad0dfa051 | 1 | /** |
spastor | 0:fcaad0dfa051 | 2 | * Copyright (c) 2015 Digi International Inc., |
spastor | 0:fcaad0dfa051 | 3 | * All rights not expressly granted are reserved. |
spastor | 0:fcaad0dfa051 | 4 | * |
spastor | 0:fcaad0dfa051 | 5 | * This Source Code Form is subject to the terms of the Mozilla Public |
spastor | 0:fcaad0dfa051 | 6 | * License, v. 2.0. If a copy of the MPL was not distributed with this file, |
spastor | 0:fcaad0dfa051 | 7 | * You can obtain one at http://mozilla.org/MPL/2.0/. |
spastor | 0:fcaad0dfa051 | 8 | * |
spastor | 0:fcaad0dfa051 | 9 | * Digi International Inc. 11001 Bren Road East, Minnetonka, MN 55343 |
spastor | 0:fcaad0dfa051 | 10 | * ======================================================================= |
spastor | 0:fcaad0dfa051 | 11 | */ |
spastor | 0:fcaad0dfa051 | 12 | |
spastor | 0:fcaad0dfa051 | 13 | #include "FH_RxPacket802.h" |
spastor | 0:fcaad0dfa051 | 14 | |
spastor | 0:fcaad0dfa051 | 15 | using namespace XBeeLib; |
spastor | 0:fcaad0dfa051 | 16 | |
spastor | 0:fcaad0dfa051 | 17 | /** Class constructor */ |
spastor | 4:629712865107 | 18 | FH_RxPacket64b802::FH_RxPacket64b802() : FrameHandler(ApiFrame::RxPacket64Bit), |
spastor | 0:fcaad0dfa051 | 19 | receive_cb(NULL) |
spastor | 0:fcaad0dfa051 | 20 | { |
spastor | 0:fcaad0dfa051 | 21 | } |
spastor | 0:fcaad0dfa051 | 22 | |
spastor | 0:fcaad0dfa051 | 23 | /** Class destructor */ |
spastor | 0:fcaad0dfa051 | 24 | FH_RxPacket64b802::~FH_RxPacket64b802() |
spastor | 0:fcaad0dfa051 | 25 | { |
spastor | 0:fcaad0dfa051 | 26 | } |
spastor | 0:fcaad0dfa051 | 27 | |
spastor | 0:fcaad0dfa051 | 28 | void FH_RxPacket64b802::register_receive_cb(receive_802_cb_t function) |
spastor | 0:fcaad0dfa051 | 29 | { |
spastor | 4:629712865107 | 30 | receive_cb = function; |
spastor | 0:fcaad0dfa051 | 31 | } |
spastor | 0:fcaad0dfa051 | 32 | |
spastor | 0:fcaad0dfa051 | 33 | void FH_RxPacket64b802::unregister_receive_cb(void) |
spastor | 0:fcaad0dfa051 | 34 | { |
spastor | 4:629712865107 | 35 | receive_cb = NULL; |
spastor | 0:fcaad0dfa051 | 36 | } |
spastor | 0:fcaad0dfa051 | 37 | |
spastor | 0:fcaad0dfa051 | 38 | /* 802.15.4 RX packet offsets */ |
spastor | 0:fcaad0dfa051 | 39 | #define RX_802_RSSI_OFFSET 8 |
spastor | 0:fcaad0dfa051 | 40 | #define RX_802_OPTIONS_OFFSET 9 |
spastor | 0:fcaad0dfa051 | 41 | #define RX_802_DATA_OFFSET 10 |
spastor | 0:fcaad0dfa051 | 42 | #define RX_802_OVERHEAD (8+1+1) |
spastor | 0:fcaad0dfa051 | 43 | |
spastor | 4:629712865107 | 44 | #define BROADCAST_PACKET 0x02 |
spastor | 0:fcaad0dfa051 | 45 | |
spastor | 0:fcaad0dfa051 | 46 | void FH_RxPacket64b802::process_frame_data(const ApiFrame *const frame) |
spastor | 4:629712865107 | 47 | { |
spastor | 4:629712865107 | 48 | /* The caller checks that the type matches, so no need to check it here again */ |
spastor | 4:629712865107 | 49 | |
spastor | 4:629712865107 | 50 | if (receive_cb == NULL) { |
spastor | 0:fcaad0dfa051 | 51 | return; |
spastor | 4:629712865107 | 52 | } |
spastor | 0:fcaad0dfa051 | 53 | |
spastor | 0:fcaad0dfa051 | 54 | /* We got a rx packet, decode it... */ |
spastor | 0:fcaad0dfa051 | 55 | const uint8_t *datap = frame->get_data(); |
spastor | 0:fcaad0dfa051 | 56 | const uint64_t sender64 = addr64_from_uint8_t(datap); |
spastor | 0:fcaad0dfa051 | 57 | const uint8_t rx_options = datap[RX_802_OPTIONS_OFFSET]; |
spastor | 0:fcaad0dfa051 | 58 | const RemoteXBee802 sender = RemoteXBee802(sender64); |
spastor | 0:fcaad0dfa051 | 59 | |
spastor | 0:fcaad0dfa051 | 60 | receive_cb(sender, rx_options & BROADCAST_PACKET, &datap[RX_802_DATA_OFFSET], frame->get_data_len() - RX_802_OVERHEAD); |
spastor | 0:fcaad0dfa051 | 61 | } |
spastor | 0:fcaad0dfa051 | 62 | |
spastor | 0:fcaad0dfa051 | 63 | |
spastor | 0:fcaad0dfa051 | 64 | /** Class constructor */ |
spastor | 0:fcaad0dfa051 | 65 | FH_RxPacket16b802::FH_RxPacket16b802() : FrameHandler(ApiFrame::RxPacket16Bit), |
spastor | 0:fcaad0dfa051 | 66 | receive_cb(NULL) |
spastor | 0:fcaad0dfa051 | 67 | { |
spastor | 0:fcaad0dfa051 | 68 | } |
spastor | 0:fcaad0dfa051 | 69 | |
spastor | 0:fcaad0dfa051 | 70 | /** Class destructor */ |
spastor | 0:fcaad0dfa051 | 71 | FH_RxPacket16b802::~FH_RxPacket16b802() |
spastor | 0:fcaad0dfa051 | 72 | { |
spastor | 0:fcaad0dfa051 | 73 | } |
spastor | 0:fcaad0dfa051 | 74 | |
spastor | 0:fcaad0dfa051 | 75 | void FH_RxPacket16b802::register_receive_cb(receive_802_cb_t function) |
spastor | 0:fcaad0dfa051 | 76 | { |
spastor | 4:629712865107 | 77 | receive_cb = function; |
spastor | 0:fcaad0dfa051 | 78 | } |
spastor | 0:fcaad0dfa051 | 79 | |
spastor | 0:fcaad0dfa051 | 80 | void FH_RxPacket16b802::unregister_receive_cb(void) |
spastor | 0:fcaad0dfa051 | 81 | { |
spastor | 4:629712865107 | 82 | receive_cb = NULL; |
spastor | 0:fcaad0dfa051 | 83 | } |
spastor | 0:fcaad0dfa051 | 84 | |
spastor | 0:fcaad0dfa051 | 85 | /* 802.15.4 RX packet offsets */ |
spastor | 0:fcaad0dfa051 | 86 | #define RX_802_ADDR16_MSB_OFFSET 0 |
spastor | 0:fcaad0dfa051 | 87 | #define RX_802_ADDR16_LSB_OFFSET 1 |
spastor | 0:fcaad0dfa051 | 88 | #define RX_802_RSSI_OFFSET2 2 |
spastor | 0:fcaad0dfa051 | 89 | #define RX_802_OPTIONS_OFFSET2 3 |
spastor | 0:fcaad0dfa051 | 90 | #define RX_802_DATA_OFFSET2 4 |
spastor | 0:fcaad0dfa051 | 91 | #define RX_802_OVERHEAD2 (2+1+1) |
spastor | 0:fcaad0dfa051 | 92 | |
spastor | 0:fcaad0dfa051 | 93 | void FH_RxPacket16b802::process_frame_data(const ApiFrame *const frame) |
spastor | 4:629712865107 | 94 | { |
spastor | 4:629712865107 | 95 | /* The caller checks that the type matches, so no need to check it here again */ |
spastor | 0:fcaad0dfa051 | 96 | |
spastor | 4:629712865107 | 97 | if (receive_cb == NULL) { |
spastor | 0:fcaad0dfa051 | 98 | return; |
spastor | 4:629712865107 | 99 | } |
spastor | 0:fcaad0dfa051 | 100 | |
spastor | 0:fcaad0dfa051 | 101 | /* We got a rx packet, decode it... */ |
spastor | 0:fcaad0dfa051 | 102 | const uint8_t *datap = frame->get_data(); |
spastor | 0:fcaad0dfa051 | 103 | const uint16_t sender16 = ADDR16(datap[RX_802_ADDR16_MSB_OFFSET], datap[RX_802_ADDR16_LSB_OFFSET]); |
spastor | 0:fcaad0dfa051 | 104 | const uint8_t rx_options = datap[RX_802_OPTIONS_OFFSET2]; |
spastor | 0:fcaad0dfa051 | 105 | const RemoteXBee802 sender = RemoteXBee802(sender16); |
spastor | 0:fcaad0dfa051 | 106 | |
spastor | 0:fcaad0dfa051 | 107 | receive_cb(sender, rx_options & BROADCAST_PACKET, &datap[RX_802_DATA_OFFSET2], frame->get_data_len() - RX_802_OVERHEAD2); |
spastor | 0:fcaad0dfa051 | 108 | } |