diff options
Diffstat (limited to 'contrib/edi')
| -rw-r--r-- | contrib/edi/AFPacket.cpp | 12 | ||||
| -rw-r--r-- | contrib/edi/AFPacket.h | 12 | ||||
| -rw-r--r-- | contrib/edi/Config.h | 10 | ||||
| -rw-r--r-- | contrib/edi/Interleaver.cpp | 2 | ||||
| -rw-r--r-- | contrib/edi/Interleaver.h | 15 | ||||
| -rw-r--r-- | contrib/edi/PFT.cpp | 22 | ||||
| -rw-r--r-- | contrib/edi/PFT.h | 19 | ||||
| -rw-r--r-- | contrib/edi/ReedSolomon.cpp | 116 | ||||
| -rw-r--r-- | contrib/edi/ReedSolomon.h | 56 | ||||
| -rw-r--r-- | contrib/edi/TagItems.cpp | 190 | ||||
| -rw-r--r-- | contrib/edi/TagItems.h | 104 | ||||
| -rw-r--r-- | contrib/edi/TagPacket.cpp | 17 | ||||
| -rw-r--r-- | contrib/edi/TagPacket.h | 12 | ||||
| -rw-r--r-- | contrib/edi/Transport.cpp | 40 | ||||
| -rw-r--r-- | contrib/edi/Transport.h | 18 | ||||
| -rw-r--r-- | contrib/edi/crc.c | 266 | ||||
| -rw-r--r-- | contrib/edi/crc.h | 59 |
17 files changed, 368 insertions, 602 deletions
diff --git a/contrib/edi/AFPacket.cpp b/contrib/edi/AFPacket.cpp index a58a980..b38c38b 100644 --- a/contrib/edi/AFPacket.cpp +++ b/contrib/edi/AFPacket.cpp @@ -10,21 +10,21 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #include "config.h" #include "crc.h" #include "AFPacket.h" @@ -34,7 +34,7 @@ #include <string> #include <iostream> #include <cstdio> -#include <stdint.h> +#include <cstdint> #include <arpa/inet.h> namespace edi { diff --git a/contrib/edi/AFPacket.h b/contrib/edi/AFPacket.h index b4ccef1..f2c4e35 100644 --- a/contrib/edi/AFPacket.h +++ b/contrib/edi/AFPacket.h @@ -10,27 +10,27 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once #include "config.h" #include <vector> -#include <stdint.h> +#include <cstdint> #include "TagItems.h" #include "TagPacket.h" diff --git a/contrib/edi/Config.h b/contrib/edi/Config.h index 0c7dce8..ca76322 100644 --- a/contrib/edi/Config.h +++ b/contrib/edi/Config.h @@ -9,21 +9,21 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once diff --git a/contrib/edi/Interleaver.cpp b/contrib/edi/Interleaver.cpp index 50c5be2..f26a50e 100644 --- a/contrib/edi/Interleaver.cpp +++ b/contrib/edi/Interleaver.cpp @@ -29,7 +29,7 @@ along with ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. */ -#include "edi/Interleaver.h" +#include "Interleaver.h" #include <cassert> namespace edi { diff --git a/contrib/edi/Interleaver.h b/contrib/edi/Interleaver.h index 23aebf8..3029d5d 100644 --- a/contrib/edi/Interleaver.h +++ b/contrib/edi/Interleaver.h @@ -13,21 +13,21 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once @@ -35,8 +35,9 @@ #include <vector> #include <deque> #include <stdexcept> -#include <stdint.h> -#include "edi/PFT.h" +#include <cstdint> +#include "Log.h" +#include "PFT.h" namespace edi { diff --git a/contrib/edi/PFT.cpp b/contrib/edi/PFT.cpp index 0692914..371d36f 100644 --- a/contrib/edi/PFT.cpp +++ b/contrib/edi/PFT.cpp @@ -14,34 +14,34 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #include "config.h" #include <vector> #include <list> #include <cstdio> #include <cstring> -#include <stdint.h> +#include <cstdint> #include <arpa/inet.h> #include <stdexcept> #include <sstream> -#include <iostream> -#include "edi/PFT.h" +#include "PFT.h" #include "crc.h" +#include "ReedSolomon.h" namespace edi { @@ -61,13 +61,15 @@ PFT::PFT(const configuration_t &conf) : m_verbose(conf.verbose) { if (m_k > 207) { + etiLog.level(warn) << + "EDI PFT: maximum chunk size is 207."; throw std::out_of_range("EDI PFT Chunk size too large."); } if (m_m > 5) { - clog << + etiLog.level(warn) << "EDI PFT: high number of recoverable fragments" - " may lead to large overhead" << endl; + " may lead to large overhead"; // See TS 102 821, 7.2.1 Known values, list entry for 'm' } } diff --git a/contrib/edi/PFT.h b/contrib/edi/PFT.h index 6d41781..0ff4839 100644 --- a/contrib/edi/PFT.h +++ b/contrib/edi/PFT.h @@ -14,21 +14,21 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once @@ -36,10 +36,11 @@ #include <vector> #include <list> #include <stdexcept> -#include <stdint.h> -#include "edi/AFPacket.h" -#include "edi/ReedSolomon.h" -#include "edi/Config.h" +#include <cstdint> +#include "AFPacket.h" +#include "Log.h" +#include "ReedSolomon.h" +#include "Config.h" namespace edi { diff --git a/contrib/edi/ReedSolomon.cpp b/contrib/edi/ReedSolomon.cpp deleted file mode 100644 index 38d8ea8..0000000 --- a/contrib/edi/ReedSolomon.cpp +++ /dev/null @@ -1,116 +0,0 @@ -/* - Copyright (C) 2005, 2006, 2007, 2008, 2009 Her Majesty the Queen in Right - of Canada (Communications Research Center Canada) - - Copyright (C) 2016 - Matthias P. Braendli, matthias.braendli@mpb.li - - http://www.opendigitalradio.org - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux 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 3 of the - License, or (at your option) any later version. - - ODR-DabMux 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "ReedSolomon.h" -#include <vector> -#include <algorithm> -#include <stdexcept> -#include <sstream> -#include <stdio.h> // For galois.h ... -#include <string.h> // For memcpy - -extern "C" { -#include "fec/fec.h" -} -#include <assert.h> - -#define SYMSIZE 8 - - -ReedSolomon::ReedSolomon(int N, int K, bool reverse, int gfpoly, int firstRoot, int primElem) -{ - setReverse(reverse); - - m_N = N; - m_K = K; - - const int symsize = SYMSIZE; - const int nroots = N - K; // For EDI PFT, this must be 48 - const int pad = ((1 << symsize) - 1) - N; // is 255-N - - rsData = init_rs_char(symsize, gfpoly, firstRoot, primElem, nroots, pad); - - if (rsData == nullptr) { - std::stringstream ss; - ss << "Invalid Reed-Solomon parameters! " << - "N=" << N << " ; K=" << K << " ; pad=" << pad; - throw std::invalid_argument(ss.str()); - } -} - - -ReedSolomon::~ReedSolomon() -{ - free_rs_char(rsData); -} - - -void ReedSolomon::setReverse(bool state) -{ - reverse = state; -} - - -int ReedSolomon::encode(void* data, void* fec, size_t size) -{ - uint8_t* input = reinterpret_cast<uint8_t*>(data); - uint8_t* output = reinterpret_cast<uint8_t*>(fec); - int ret = 0; - - if (reverse) { - std::vector<uint8_t> buffer(m_N); - - memcpy(&buffer[0], input, m_K); - memcpy(&buffer[m_K], output, m_N - m_K); - - ret = decode_rs_char(rsData, &buffer[0], nullptr, 0); - if ((ret != 0) && (ret != -1)) { - memcpy(input, &buffer[0], m_K); - memcpy(output, &buffer[m_K], m_N - m_K); - } - } - else { - encode_rs_char(rsData, input, output); - } - - return ret; -} - - -int ReedSolomon::encode(void* data, size_t size) -{ - uint8_t* input = reinterpret_cast<uint8_t*>(data); - int ret = 0; - - if (reverse) { - ret = decode_rs_char(rsData, input, nullptr, 0); - } - else { - encode_rs_char(rsData, input, &input[m_K]); - } - - return ret; -} diff --git a/contrib/edi/ReedSolomon.h b/contrib/edi/ReedSolomon.h deleted file mode 100644 index abcef62..0000000 --- a/contrib/edi/ReedSolomon.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - Copyright (C) 2005, 2006, 2007, 2008, 2009 Her Majesty the Queen in Right - of Canada (Communications Research Center Canada) - - Copyright (C) 2016 - Matthias P. Braendli, matthias.braendli@mpb.li - - http://www.opendigitalradio.org - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux 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 3 of the - License, or (at your option) any later version. - - ODR-DabMux 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ - -#pragma once - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <stdlib.h> - -class ReedSolomon -{ -public: - ReedSolomon(int N, int K, - bool reverse = false, - int gfpoly = 0x11d, int firstRoot = 0, int primElem = 1); - ReedSolomon(const ReedSolomon& other) = delete; - ReedSolomon operator=(const ReedSolomon& other) = delete; - ~ReedSolomon(); - - void setReverse(bool state); - int encode(void* data, void* fec, size_t size); - int encode(void* data, size_t size); - -private: - int m_N; - int m_K; - - void* rsData; - bool reverse; -}; - diff --git a/contrib/edi/TagItems.cpp b/contrib/edi/TagItems.cpp index 748f246..35a6852 100644 --- a/contrib/edi/TagItems.cpp +++ b/contrib/edi/TagItems.cpp @@ -10,32 +10,40 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #include "config.h" -#include "edi/TagItems.h" +#include "TagItems.h" #include <vector> #include <iostream> #include <string> -#include <stdint.h> +#include <cstdint> #include <stdexcept> namespace edi { +TagStarPTR::TagStarPTR(const std::string& protocol) + : m_protocol(protocol) +{ + if (m_protocol.size() != 4) { + throw std::runtime_error("TagStarPTR protocol invalid length"); + } +} + std::vector<uint8_t> TagStarPTR::Assemble() { //std::cerr << "TagItem *ptr" << std::endl; @@ -47,10 +55,7 @@ std::vector<uint8_t> TagStarPTR::Assemble() packet.push_back(0); packet.push_back(0x40); - if (protocol.size() != 4) { - throw std::runtime_error("TagStarPTR protocol invalid length"); - } - packet.insert(packet.end(), protocol.begin(), protocol.end()); + packet.insert(packet.end(), m_protocol.begin(), m_protocol.end()); // Major packet.push_back(0); @@ -62,6 +67,139 @@ std::vector<uint8_t> TagStarPTR::Assemble() return packet; } +std::vector<uint8_t> TagDETI::Assemble() +{ + std::string pack_data("deti"); + std::vector<uint8_t> packet(pack_data.begin(), pack_data.end()); + packet.reserve(256); + + // Placeholder for length + packet.push_back(0); + packet.push_back(0); + packet.push_back(0); + packet.push_back(0); + + uint8_t fct = dlfc % 250; + uint8_t fcth = dlfc / 250; + + + uint16_t detiHeader = fct | (fcth << 8) | (rfudf << 13) | (ficf << 14) | (atstf << 15); + packet.push_back(detiHeader >> 8); + packet.push_back(detiHeader & 0xFF); + + uint32_t etiHeader = mnsc | (rfu << 16) | (rfa << 17) | + (fp << 19) | (mid << 22) | (stat << 24); + packet.push_back((etiHeader >> 24) & 0xFF); + packet.push_back((etiHeader >> 16) & 0xFF); + packet.push_back((etiHeader >> 8) & 0xFF); + packet.push_back(etiHeader & 0xFF); + + if (atstf) { + packet.push_back(utco); + + packet.push_back((seconds >> 24) & 0xFF); + packet.push_back((seconds >> 16) & 0xFF); + packet.push_back((seconds >> 8) & 0xFF); + packet.push_back(seconds & 0xFF); + + packet.push_back((tsta >> 16) & 0xFF); + packet.push_back((tsta >> 8) & 0xFF); + packet.push_back(tsta & 0xFF); + } + + if (ficf) { + for (size_t i = 0; i < fic_length; i++) { + packet.push_back(fic_data[i]); + } + } + + if (rfudf) { + packet.push_back((rfud >> 16) & 0xFF); + packet.push_back((rfud >> 8) & 0xFF); + packet.push_back(rfud & 0xFF); + } + + // calculate and update size + // remove TAG name and TAG length fields and convert to bits + uint32_t taglength = (packet.size() - 8) * 8; + + // write length into packet + packet[4] = (taglength >> 24) & 0xFF; + packet[5] = (taglength >> 16) & 0xFF; + packet[6] = (taglength >> 8) & 0xFF; + packet[7] = taglength & 0xFF; + + dlfc = (dlfc+1) % 5000; + + /* + std::cerr << "TagItem deti, packet.size " << packet.size() << std::endl; + std::cerr << " fic length " << fic_length << std::endl; + std::cerr << " length " << taglength / 8 << std::endl; + */ + return packet; +} + +void TagDETI::set_edi_time(const std::time_t t, int tai_utc_offset) +{ + utco = tai_utc_offset - 32; + + const std::time_t posix_timestamp_1_jan_2000 = 946684800; + + seconds = t - posix_timestamp_1_jan_2000 + utco; +} + +std::vector<uint8_t> TagESTn::Assemble() +{ + std::string pack_data("est"); + std::vector<uint8_t> packet(pack_data.begin(), pack_data.end()); + packet.reserve(mst_length*8 + 16); + + packet.push_back(id); + + // Placeholder for length + packet.push_back(0); + packet.push_back(0); + packet.push_back(0); + packet.push_back(0); + + if (tpl > 0x3F) { + throw std::runtime_error("TagESTn: invalid TPL value"); + } + + if (sad > 0x3FF) { + throw std::runtime_error("TagESTn: invalid SAD value"); + } + + if (scid > 0x3F) { + throw std::runtime_error("TagESTn: invalid SCID value"); + } + + uint32_t sstc = (scid << 18) | (sad << 8) | (tpl << 2) | rfa; + packet.push_back((sstc >> 16) & 0xFF); + packet.push_back((sstc >> 8) & 0xFF); + packet.push_back(sstc & 0xFF); + + for (size_t i = 0; i < mst_length * 8; i++) { + packet.push_back(mst_data[i]); + } + + // calculate and update size + // remove TAG name and TAG length fields and convert to bits + uint32_t taglength = (packet.size() - 8) * 8; + + // write length into packet + packet[4] = (taglength >> 24) & 0xFF; + packet[5] = (taglength >> 16) & 0xFF; + packet[6] = (taglength >> 8) & 0xFF; + packet[7] = taglength & 0xFF; + + /* + std::cerr << "TagItem ESTn, length " << packet.size() << std::endl; + std::cerr << " mst_length " << mst_length << std::endl; + */ + return packet; +} + std::vector<uint8_t> TagDSTI::Assemble() { std::string pack_data("dsti"); @@ -134,6 +272,35 @@ void TagDSTI::set_edi_time(const std::time_t t, int tai_utc_offset) seconds = t - posix_timestamp_1_jan_2000 + utco; } +#if 0 +/* Update the EDI time. t is in UTC, TAI offset is requested from adjtimex */ +void TagDSTI::set_edi_time(const std::time_t t) +{ + if (tai_offset_cache_updated_at == 0 or tai_offset_cache_updated_at + 3600 < t) { + struct timex timex_request; + timex_request.modes = 0; + + int err = adjtimex(&timex_request); + if (err == -1) { + throw std::runtime_error("adjtimex failed"); + } + + if (timex_request.tai == 0) { + throw std::runtime_error("CLOCK_TAI is not properly set up"); + } + tai_offset_cache = timex_request.tai; + tai_offset_cache_updated_at = t; + + fprintf(stderr, "adjtimex: %d, tai %d\n", err, timex_request.tai); + } + + utco = tai_offset_cache - 32; + + const std::time_t posix_timestamp_1_jan_2000 = 946684800; + + seconds = t - posix_timestamp_1_jan_2000 + utco; +} +#endif std::vector<uint8_t> TagSSm::Assemble() { @@ -192,6 +359,7 @@ std::vector<uint8_t> TagSSm::Assemble() return packet; } + std::vector<uint8_t> TagStarDMY::Assemble() { std::string pack_data("*dmy"); diff --git a/contrib/edi/TagItems.h b/contrib/edi/TagItems.h index 73e745a..25daa14 100644 --- a/contrib/edi/TagItems.h +++ b/contrib/edi/TagItems.h @@ -10,21 +10,21 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once @@ -33,7 +33,7 @@ #include <array> #include <chrono> #include <string> -#include <stdint.h> +#include <cstdint> namespace edi { @@ -47,8 +47,94 @@ class TagItem class TagStarPTR : public TagItem { public: - std::string protocol = ""; + TagStarPTR(const std::string& protocol); std::vector<uint8_t> Assemble(); + + private: + std::string m_protocol = ""; +}; + +// ETSI TS 102 693, 5.1.3 DAB ETI(LI) Management (deti) +class TagDETI : public TagItem +{ + public: + std::vector<uint8_t> Assemble(); + + /***** DATA in intermediary format ****/ + // For the ETI Header: must be defined ! + uint8_t stat = 0; + uint8_t mid = 0; + uint8_t fp = 0; + uint8_t rfa = 0; + uint8_t rfu = 0; // MNSC is valid + uint16_t mnsc = 0; + uint16_t dlfc = 0; // modulo 5000 frame counter + + // ATST (optional) + bool atstf = false; // presence of atst data + + /* UTCO: Offset (in seconds) between UTC and the Seconds value. The + * value is expressed as an unsigned 8-bit quantity. As of February + * 2009, the value shall be 2 and shall change as a result of each + * modification of the number of leap seconds, as proscribed by + * International Earth Rotation and Reference Systems Service (IERS). + * + * According to Annex F + * EDI = TAI - 32s (constant) + * EDI = UTC + UTCO + * we derive + * UTCO = TAI-UTC - 32 + * where the TAI-UTC offset is given by the USNO bulletin using + * the ClockTAI module. + */ + uint8_t utco = 0; + + /* Update the EDI time. t is in UTC */ + void set_edi_time(const std::time_t t, int tai_utc_offset); + + /* The number of SI seconds since 2000-01-01 T 00:00:00 UTC as an + * unsigned 32-bit quantity. Contrary to POSIX, this value also + * counts leap seconds. + */ + uint32_t seconds = 0; + + /* TSTA: Shall be the 24 least significant bits of the Time Stamp + * (TIST) field from the STI-D(LI) Frame. The full definition for the + * STI TIST can be found in annex B of EN 300 797 [4]. The most + * significant 8 bits of the TIST field of the incoming STI-D(LI) + * frame, if required, may be carried in the RFAD field. + */ + uint32_t tsta = 0xFFFFFF; + + // the FIC (optional) + bool ficf = false; + const unsigned char* fic_data; + size_t fic_length; + + // rfu + bool rfudf = false; + uint32_t rfud = 0; + + +}; + +// ETSI TS 102 693, 5.1.5 ETI Sub-Channel Stream <n> +class TagESTn : public TagItem +{ + public: + std::vector<uint8_t> Assemble(); + + // SSTCn + uint8_t scid; + uint16_t sad; + uint8_t tpl; + uint8_t rfa; + + // Pointer to MSTn data + uint8_t* mst_data; + size_t mst_length; // STLn * 8 bytes + + uint8_t id; }; // ETSI TS 102 693, 5.1.2 DAB STI-D(LI) Management @@ -101,6 +187,10 @@ class TagDSTI : public TagItem uint32_t tsta = 0xFFFFFF; std::array<uint8_t, 9> rfad; + + private: + int tai_offset_cache = 0; + std::time_t tai_offset_cache_updated_at = 0; }; // ETSI TS 102 693, 5.1.4 STI-D Payload Stream <m> diff --git a/contrib/edi/TagPacket.cpp b/contrib/edi/TagPacket.cpp index 01a1ffe..b0bf9a1 100644 --- a/contrib/edi/TagPacket.cpp +++ b/contrib/edi/TagPacket.cpp @@ -8,27 +8,30 @@ This defines a TAG Packet. */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #include "config.h" -#include "edi/TagPacket.h" -#include "edi/TagItems.h" +#include "TagPacket.h" +#include "TagItems.h" +#include <vector> #include <iostream> #include <string> +#include <list> +#include <cstdint> #include <cassert> namespace edi { diff --git a/contrib/edi/TagPacket.h b/contrib/edi/TagPacket.h index a932e89..1e40ce7 100644 --- a/contrib/edi/TagPacket.h +++ b/contrib/edi/TagPacket.h @@ -8,26 +8,26 @@ This defines a TAG Packet. */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once #include "config.h" -#include "edi/TagItems.h" +#include "TagItems.h" #include <vector> #include <string> #include <list> diff --git a/contrib/edi/Transport.cpp b/contrib/edi/Transport.cpp index c2fb2a7..0d5c237 100644 --- a/contrib/edi/Transport.cpp +++ b/contrib/edi/Transport.cpp @@ -9,25 +9,23 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "edi/Transport.h" + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ +#include "Transport.h" #include <iterator> -#include <iostream> using namespace std; @@ -35,31 +33,31 @@ namespace edi { void configuration_t::print() const { - clog << "EDI" << endl; - clog << " verbose " << verbose << endl; + etiLog.level(info) << "EDI"; + etiLog.level(info) << " verbose " << verbose; for (auto edi_dest : destinations) { if (auto udp_dest = dynamic_pointer_cast<edi::udp_destination_t>(edi_dest)) { - clog << " UDP to " << udp_dest->dest_addr << ":" << dest_port << endl; + etiLog.level(info) << " UDP to " << udp_dest->dest_addr << ":" << dest_port; if (not udp_dest->source_addr.empty()) { - clog << " source " << udp_dest->source_addr << endl; - clog << " ttl " << udp_dest->ttl << endl; + etiLog.level(info) << " source " << udp_dest->source_addr; + etiLog.level(info) << " ttl " << udp_dest->ttl; } - clog << " source port " << udp_dest->source_port << endl; + etiLog.level(info) << " source port " << udp_dest->source_port; } else if (auto tcp_dest = dynamic_pointer_cast<edi::tcp_server_t>(edi_dest)) { - clog << " TCP listening on port " << tcp_dest->listen_port << endl; - clog << " max frames queued " << tcp_dest->max_frames_queued << endl; + etiLog.level(info) << " TCP listening on port " << tcp_dest->listen_port; + etiLog.level(info) << " max frames queued " << tcp_dest->max_frames_queued; } else if (auto tcp_dest = dynamic_pointer_cast<edi::tcp_client_t>(edi_dest)) { - clog << " TCP client connecting to " << tcp_dest->dest_addr << ":" << tcp_dest->dest_port << endl; - clog << " max frames queued " << tcp_dest->max_frames_queued << endl; + etiLog.level(info) << " TCP client connecting to " << tcp_dest->dest_addr << ":" << tcp_dest->dest_port; + etiLog.level(info) << " max frames queued " << tcp_dest->max_frames_queued; } else { throw logic_error("EDI destination not implemented"); } } if (interleaver_enabled()) { - clog << " interleave " << latency_frames * 24 << " ms" << endl; + etiLog.level(info) << " interleave " << latency_frames * 24 << " ms"; } } @@ -69,7 +67,7 @@ Sender::Sender(const configuration_t& conf) : edi_pft(m_conf) { if (m_conf.verbose) { - clog << "Setup EDI" << endl; + etiLog.log(info, "Setup EDI"); } for (const auto& edi_dest : m_conf.destinations) { @@ -107,7 +105,7 @@ Sender::Sender(const configuration_t& conf) : } if (m_conf.verbose) { - clog << "EDI set up" << endl; + etiLog.log(info, "EDI set up"); } } diff --git a/contrib/edi/Transport.h b/contrib/edi/Transport.h index db1adce..325acf8 100644 --- a/contrib/edi/Transport.h +++ b/contrib/edi/Transport.h @@ -9,29 +9,29 @@ */ /* - This file is part of ODR-DabMux. + This file is part of the ODR-mmbTools. - ODR-DabMux is free software: you can redistribute it and/or modify + 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 3 of the License, or (at your option) any later version. - ODR-DabMux is distributed in the hope that it will be useful, + 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ + along with this program. If not, see <http://www.gnu.org/licenses/>. + */ #pragma once #include "config.h" -#include "edi/Config.h" -#include "edi/AFPacket.h" -#include "edi/PFT.h" -#include "edi/Interleaver.h" +#include "Config.h" +#include "AFPacket.h" +#include "PFT.h" +#include "Interleaver.h" #include "Socket.h" #include <vector> #include <unordered_map> diff --git a/contrib/edi/crc.c b/contrib/edi/crc.c deleted file mode 100644 index cc02473..0000000 --- a/contrib/edi/crc.c +++ /dev/null @@ -1,266 +0,0 @@ -/* - Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Her Majesty the - Queen in Right of Canada (Communications Research Center Canada) - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux 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 3 of the - License, or (at your option) any later version. - - ODR-DabMux 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ - -#include "crc.h" -#ifndef _WIN32 -# include <unistd.h> -# include <netinet/in.h> -#endif -#include <stdio.h> -#include <fcntl.h> - -//#define CCITT 0x1021 - -uint8_t crc8tab[256] = { - 0x00, 0x07, 0x0e, 0x09, 0x1c, 0x1b, 0x12, 0x15, - 0x38, 0x3f, 0x36, 0x31, 0x24, 0x23, 0x2a, 0x2d, - 0x70, 0x77, 0x7e, 0x79, 0x6c, 0x6b, 0x62, 0x65, - 0x48, 0x4f, 0x46, 0x41, 0x54, 0x53, 0x5a, 0x5d, - 0xe0, 0xe7, 0xee, 0xe9, 0xfc, 0xfb, 0xf2, 0xf5, - 0xd8, 0xdf, 0xd6, 0xd1, 0xc4, 0xc3, 0xca, 0xcd, - 0x90, 0x97, 0x9e, 0x99, 0x8c, 0x8b, 0x82, 0x85, - 0xa8, 0xaf, 0xa6, 0xa1, 0xb4, 0xb3, 0xba, 0xbd, - 0xc7, 0xc0, 0xc9, 0xce, 0xdb, 0xdc, 0xd5, 0xd2, - 0xff, 0xf8, 0xf1, 0xf6, 0xe3, 0xe4, 0xed, 0xea, - 0xb7, 0xb0, 0xb9, 0xbe, 0xab, 0xac, 0xa5, 0xa2, - 0x8f, 0x88, 0x81, 0x86, 0x93, 0x94, 0x9d, 0x9a, - 0x27, 0x20, 0x29, 0x2e, 0x3b, 0x3c, 0x35, 0x32, - 0x1f, 0x18, 0x11, 0x16, 0x03, 0x04, 0x0d, 0x0a, - 0x57, 0x50, 0x59, 0x5e, 0x4b, 0x4c, 0x45, 0x42, - 0x6f, 0x68, 0x61, 0x66, 0x73, 0x74, 0x7d, 0x7a, - 0x89, 0x8e, 0x87, 0x80, 0x95, 0x92, 0x9b, 0x9c, - 0xb1, 0xb6, 0xbf, 0xb8, 0xad, 0xaa, 0xa3, 0xa4, - 0xf9, 0xfe, 0xf7, 0xf0, 0xe5, 0xe2, 0xeb, 0xec, - 0xc1, 0xc6, 0xcf, 0xc8, 0xdd, 0xda, 0xd3, 0xd4, - 0x69, 0x6e, 0x67, 0x60, 0x75, 0x72, 0x7b, 0x7c, - 0x51, 0x56, 0x5f, 0x58, 0x4d, 0x4a, 0x43, 0x44, - 0x19, 0x1e, 0x17, 0x10, 0x05, 0x02, 0x0b, 0x0c, - 0x21, 0x26, 0x2f, 0x28, 0x3d, 0x3a, 0x33, 0x34, - 0x4e, 0x49, 0x40, 0x47, 0x52, 0x55, 0x5c, 0x5b, - 0x76, 0x71, 0x78, 0x7f, 0x6a, 0x6d, 0x64, 0x63, - 0x3e, 0x39, 0x30, 0x37, 0x22, 0x25, 0x2c, 0x2b, - 0x06, 0x01, 0x08, 0x0f, 0x1a, 0x1d, 0x14, 0x13, - 0xae, 0xa9, 0xa0, 0xa7, 0xb2, 0xb5, 0xbc, 0xbb, - 0x96, 0x91, 0x98, 0x9f, 0x8a, 0x8d, 0x84, 0x83, - 0xde, 0xd9, 0xd0, 0xd7, 0xc2, 0xc5, 0xcc, 0xcb, - 0xe6, 0xe1, 0xe8, 0xef, 0xfa, 0xfd, 0xf4, 0xf3 -}; - - -uint16_t crc16tab[256] = { - 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7, - 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef, - 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6, - 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de, - 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485, - 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d, - 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4, - 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc, - 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823, - 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b, - 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12, - 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a, - 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41, - 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49, - 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70, - 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78, - 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f, - 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067, - 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e, - 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256, - 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d, - 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405, - 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c, - 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634, - 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab, - 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3, - 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a, - 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92, - 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9, - 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1, - 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8, - 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0 -}; - - -uint32_t crc32tab[256] = { - 0x00000000, 0x04c11db7, 0x09823b6e, 0x0d4326d9, - 0x130476dc, 0x17c56b6b, 0x1a864db2, 0x1e475005, - 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6, 0x2b4bcb61, - 0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd, - 0x4c11db70, 0x48d0c6c7, 0x4593e01e, 0x4152fda9, - 0x5f15adac, 0x5bd4b01b, 0x569796c2, 0x52568b75, - 0x6a1936c8, 0x6ed82b7f, 0x639b0da6, 0x675a1011, - 0x791d4014, 0x7ddc5da3, 0x709f7b7a, 0x745e66cd, - 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039, - 0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, - 0xbe2b5b58, 0xbaea46ef, 0xb7a96036, 0xb3687d81, - 0xad2f2d84, 0xa9ee3033, 0xa4ad16ea, 0xa06c0b5d, - 0xd4326d90, 0xd0f37027, 0xddb056fe, 0xd9714b49, - 0xc7361b4c, 0xc3f706fb, 0xceb42022, 0xca753d95, - 0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1, - 0xe13ef6f4, 0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, - 0x34867077, 0x30476dc0, 0x3d044b19, 0x39c556ae, - 0x278206ab, 0x23431b1c, 0x2e003dc5, 0x2ac12072, - 0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16, - 0x018aeb13, 0x054bf6a4, 0x0808d07d, 0x0cc9cdca, - 0x7897ab07, 0x7c56b6b0, 0x71159069, 0x75d48dde, - 0x6b93dddb, 0x6f52c06c, 0x6211e6b5, 0x66d0fb02, - 0x5e9f46bf, 0x5a5e5b08, 0x571d7dd1, 0x53dc6066, - 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba, - 0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, - 0xbfa1b04b, 0xbb60adfc, 0xb6238b25, 0xb2e29692, - 0x8aad2b2f, 0x8e6c3698, 0x832f1041, 0x87ee0df6, - 0x99a95df3, 0x9d684044, 0x902b669d, 0x94ea7b2a, - 0xe0b41de7, 0xe4750050, 0xe9362689, 0xedf73b3e, - 0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2, - 0xc6bcf05f, 0xc27dede8, 0xcf3ecb31, 0xcbffd686, - 0xd5b88683, 0xd1799b34, 0xdc3abded, 0xd8fba05a, - 0x690ce0ee, 0x6dcdfd59, 0x608edb80, 0x644fc637, - 0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb, - 0x4f040d56, 0x4bc510e1, 0x46863638, 0x42472b8f, - 0x5c007b8a, 0x58c1663d, 0x558240e4, 0x51435d53, - 0x251d3b9e, 0x21dc2629, 0x2c9f00f0, 0x285e1d47, - 0x36194d42, 0x32d850f5, 0x3f9b762c, 0x3b5a6b9b, - 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff, - 0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, - 0xf12f560e, 0xf5ee4bb9, 0xf8ad6d60, 0xfc6c70d7, - 0xe22b20d2, 0xe6ea3d65, 0xeba91bbc, 0xef68060b, - 0xd727bbb6, 0xd3e6a601, 0xdea580d8, 0xda649d6f, - 0xc423cd6a, 0xc0e2d0dd, 0xcda1f604, 0xc960ebb3, - 0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7, - 0xae3afba2, 0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, - 0x9b3660c6, 0x9ff77d71, 0x92b45ba8, 0x9675461f, - 0x8832161a, 0x8cf30bad, 0x81b02d74, 0x857130c3, - 0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640, - 0x4e8ee645, 0x4a4ffbf2, 0x470cdd2b, 0x43cdc09c, - 0x7b827d21, 0x7f436096, 0x7200464f, 0x76c15bf8, - 0x68860bfd, 0x6c47164a, 0x61043093, 0x65c52d24, - 0x119b4be9, 0x155a565e, 0x18197087, 0x1cd86d30, - 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec, - 0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, - 0x2497d08d, 0x2056cd3a, 0x2d15ebe3, 0x29d4f654, - 0xc5a92679, 0xc1683bce, 0xcc2b1d17, 0xc8ea00a0, - 0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb, 0xdbee767c, - 0xe3a1cbc1, 0xe760d676, 0xea23f0af, 0xeee2ed18, - 0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4, - 0x89b8fd09, 0x8d79e0be, 0x803ac667, 0x84fbdbd0, - 0x9abc8bd5, 0x9e7d9662, 0x933eb0bb, 0x97ffad0c, - 0xafb010b1, 0xab710d06, 0xa6322bdf, 0xa2f33668, - 0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4 -}; - -// This function can be used to create a new table with a different polynom -void init_crc8tab(uint8_t l_code, uint8_t l_init) -{ - unsigned i, j, msb; - uint8_t nb; - uint8_t crc; - - for (i = 0; i < 256; ++i) { - crc = l_init; - nb = i ^ 0xff; - for (j = 0; j < 8; ++j) { - msb = (nb & (0x80 >> j)) && 1; - msb ^= (crc >> 7); - crc <<= 1; - if (msb) - crc ^= l_code; - } - crc8tab[i] = crc; - } -} - - -void init_crc16tab(uint16_t l_code, uint16_t l_init) -{ - unsigned i, j, msb; - uint8_t nb; - uint16_t crc; - - for (i = 0; i < 256; ++i) { - crc = l_init; - nb = i ^ 0xff; - for (j = 0; j < 8; ++j) { - msb = (nb & (0x80 >> j)) && 1; - msb ^= (crc >> 15); - crc <<= 1; - if (msb) - crc ^= l_code; - } - crc ^= 0xff00; - crc16tab[i] = crc; - } -} - - -void init_crc32tab(uint32_t l_code, uint32_t l_init) -{ - unsigned i, j, msb; - uint8_t nb; - uint32_t crc; - - for (i = 0; i < 256; ++i) { - crc = l_init; - nb = i ^ 0xff; - for (j = 0; j < 8; ++j) { - msb = (nb & (0x80 >> j)) && 1; - msb ^= (crc >> 31); - crc <<= 1; - if (msb) - crc ^= l_code; - } - crc ^= 0xffffff00; - crc32tab[i] = crc; - } -} - - -uint8_t crc8(uint8_t l_crc, const void *lp_data, unsigned l_nb) -{ - const uint8_t* data = (const uint8_t*)lp_data; - while (l_nb--) { - l_crc = crc8tab[l_crc ^ *(data++)]; - } - return (l_crc); -} - - -uint16_t crc16(uint16_t l_crc, const void *lp_data, unsigned l_nb) -{ - const uint8_t* data = (const uint8_t*)lp_data; - while (l_nb--) { - l_crc = - (l_crc << 8) ^ crc16tab[(l_crc >> 8) ^ *(data++)]; - } - return (l_crc); -} - - -uint32_t crc32(uint32_t l_crc, const void *lp_data, unsigned l_nb) -{ - const uint8_t* data = (const uint8_t*)lp_data; - while (l_nb--) { - l_crc = - (l_crc << 8) ^ crc32tab[((l_crc >> 24) ^ *(data++)) & 0xff]; - } - return (l_crc); -} diff --git a/contrib/edi/crc.h b/contrib/edi/crc.h deleted file mode 100644 index b1785a1..0000000 --- a/contrib/edi/crc.h +++ /dev/null @@ -1,59 +0,0 @@ -/* - Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Her Majesty the - Queen in Right of Canada (Communications Research Center Canada) - */ -/* - This file is part of ODR-DabMux. - - ODR-DabMux 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 3 of the - License, or (at your option) any later version. - - ODR-DabMux 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 ODR-DabMux. If not, see <http://www.gnu.org/licenses/>. - */ - -#ifndef _CRC -#define _CRC - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#ifndef _WIN32 - #include <stdint.h> -#else - #include <winsock2.h> // For types... - typedef BYTE uint8_t; - typedef WORD uint16_t; - typedef DWORD32 uint32_t; -#endif - - -#ifdef __cplusplus -extern "C" { // } -#endif - -void init_crc8tab(uint8_t l_code, uint8_t l_init); -uint8_t crc8(uint8_t l_crc, const void *lp_data, unsigned l_nb); -extern uint8_t crc8tab[]; - -void init_crc16tab(uint16_t l_code, uint16_t l_init); -uint16_t crc16(uint16_t l_crc, const void *lp_data, unsigned l_nb); -extern uint16_t crc16tab[]; - -void init_crc32tab(uint32_t l_code, uint32_t l_init); -uint32_t crc32(uint32_t l_crc, const void *lp_data, unsigned l_nb); -extern uint32_t crc32tab[]; - -#ifdef __cplusplus -} -#endif - -#endif //_CRC |