From d5e7603d551a31836bf0c59db259ddc3593a1aa7 Mon Sep 17 00:00:00 2001 From: Fred Sundvik Date: Wed, 6 Jul 2016 13:26:20 +0300 Subject: Remove extra serial_link subdirectory --- quantum/serial_link/protocol/frame_router.c | 69 +++++++++++++++++++++++++++++ 1 file changed, 69 insertions(+) create mode 100644 quantum/serial_link/protocol/frame_router.c (limited to 'quantum/serial_link/protocol/frame_router.c') diff --git a/quantum/serial_link/protocol/frame_router.c b/quantum/serial_link/protocol/frame_router.c new file mode 100644 index 0000000000..04b8c2e75c --- /dev/null +++ b/quantum/serial_link/protocol/frame_router.c @@ -0,0 +1,69 @@ +/* +The MIT License (MIT) + +Copyright (c) 2016 Fred Sundvik + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. +*/ + +#include "serial_link/protocol/frame_router.h" +#include "serial_link/protocol/transport.h" +#include "serial_link/protocol/frame_validator.h" + +static bool is_master; + +void router_set_master(bool master) { + is_master = master; +} + +void route_incoming_frame(uint8_t link, uint8_t* data, uint16_t size){ + if (is_master) { + if (link == DOWN_LINK) { + transport_recv_frame(data[size-1], data, size - 1); + } + } + else { + if (link == UP_LINK) { + if (data[size-1] & 1) { + transport_recv_frame(0, data, size - 1); + } + data[size-1] >>= 1; + validator_send_frame(DOWN_LINK, data, size); + } + else { + data[size-1]++; + validator_send_frame(UP_LINK, data, size); + } + } +} + +void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) { + if (destination == 0) { + if (!is_master) { + data[size] = 1; + validator_send_frame(UP_LINK, data, size + 1); + } + } + else { + if (is_master) { + data[size] = destination; + validator_send_frame(DOWN_LINK, data, size + 1); + } + } +} -- cgit v1.2.3