mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-15 04:28:10 +00:00
150 lines
3.7 KiB
C++
150 lines
3.7 KiB
C++
/*
|
|
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
|
|
* Copyright (C) 2016 Furrtek
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "bht.hpp"
|
|
|
|
#include "portapack.hpp"
|
|
#include "portapack_persistent_memory.hpp"
|
|
|
|
#include <cstring>
|
|
#include <stdio.h>
|
|
|
|
std::string gen_message_ep(uint8_t city_code, size_t family_code_ep, uint32_t relay_state_A, uint32_t relay_state_B) {
|
|
size_t c;
|
|
const encoder_def_t * um3750_def;
|
|
uint8_t bit[12];
|
|
std::string ep_symbols;
|
|
char ook_bitstream[256];
|
|
char ep_message[13] = { 0 };
|
|
|
|
(void)relay_state_B;
|
|
|
|
// EP frame
|
|
// Repeated 2x 26 times
|
|
// Whole frame + space = 128ms, data only = 64ms
|
|
|
|
um3750_def = &encoder_defs[8];
|
|
|
|
for (c = 0; c < 8; c++)
|
|
bit[c] = (city_code >> c) & 1;
|
|
|
|
bit[8] = family_code_ep >> 1;
|
|
bit[9] = family_code_ep & 1;
|
|
bit[10] = 0; // R1 first
|
|
if (relay_state_A)
|
|
bit[11] = relay_state_A - 1;
|
|
else
|
|
bit[11] = 0;
|
|
|
|
for (c = 0; c < 12; c++)
|
|
ep_message[c] = bit[c] + '0';
|
|
|
|
//text_message.set(ep_message);
|
|
|
|
c = 0;
|
|
for (auto ch : um3750_def->word_format) {
|
|
if (ch == 'S')
|
|
ep_symbols += um3750_def->sync;
|
|
else
|
|
ep_symbols += um3750_def->bit_format[bit[c++]];
|
|
}
|
|
|
|
c = 0;
|
|
for (auto ch : ep_symbols) {
|
|
if (ch != '0')
|
|
ook_bitstream[c >> 3] |= (1 << (7 - (c & 7)));
|
|
c++;
|
|
}
|
|
|
|
return ep_message;
|
|
}
|
|
|
|
std::string gen_message_xy(size_t header_code_a, size_t header_code_b, size_t city_code, size_t family_code,
|
|
bool subfamily_wc, size_t subfamily_code, bool id_wc, size_t receiver_code,
|
|
size_t relay_state_A, size_t relay_state_B, size_t relay_state_C, size_t relay_state_D) {
|
|
size_t c;
|
|
uint8_t ccir_message[20];
|
|
|
|
// Xy CCIR frame
|
|
|
|
// Header
|
|
ccir_message[0] = (header_code_a / 10);
|
|
ccir_message[1] = (header_code_a % 10);
|
|
ccir_message[2] = (header_code_b / 10);
|
|
ccir_message[3] = (header_code_b % 10);
|
|
|
|
// Addresses
|
|
ccir_message[4] = (city_code / 10);
|
|
ccir_message[5] = (city_code % 10);
|
|
ccir_message[6] = family_code;
|
|
|
|
if (subfamily_wc)
|
|
ccir_message[7] = 10; // Wildcard
|
|
else
|
|
ccir_message[7] = subfamily_code;
|
|
|
|
if (id_wc) {
|
|
ccir_message[8] = 10; // Wildcard
|
|
ccir_message[9] = 10; // Wildcard
|
|
} else {
|
|
ccir_message[8] = (receiver_code / 10);
|
|
ccir_message[9] = (receiver_code % 10);
|
|
}
|
|
|
|
ccir_message[10] = 11; // B
|
|
|
|
// Relay states
|
|
ccir_message[11] = relay_state_A;
|
|
ccir_message[12] = relay_state_B;
|
|
ccir_message[13] = relay_state_C;
|
|
ccir_message[14] = relay_state_D;
|
|
|
|
ccir_message[15] = 11; // B
|
|
|
|
// End
|
|
for (c = 16; c < 20; c++)
|
|
ccir_message[c] = 0;
|
|
|
|
// Replace repeats with E code
|
|
for (c = 1; c < 20; c++)
|
|
if (ccir_message[c] == ccir_message[c - 1]) ccir_message[c] = 14;
|
|
|
|
// Copy for baseband
|
|
memcpy(shared_memory.bb_data.tones_data.message, ccir_message, 20);
|
|
|
|
// Return as text
|
|
return ccir_to_ascii(ccir_message);
|
|
}
|
|
|
|
std::string ccir_to_ascii(uint8_t * ccir) {
|
|
std::string ascii;
|
|
|
|
for (size_t c = 0; c < 20; c++) {
|
|
if (ccir[c] > 9)
|
|
ascii += (char)(ccir[c] - 10 + 'A');
|
|
else
|
|
ascii += (char)(ccir[c] + '0');
|
|
}
|
|
|
|
return ascii;
|
|
}
|