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Diffstat (limited to 'src/dabUtils.cpp')
-rw-r--r-- | src/dabUtils.cpp | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/dabUtils.cpp b/src/dabUtils.cpp new file mode 100644 index 0000000..693d300 --- /dev/null +++ b/src/dabUtils.cpp @@ -0,0 +1,52 @@ +/* + 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 CRC-DabMux. + + CRC-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. + + CRC-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 CRC-DabMux. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "dabUtils.h" + +long gregorian2mjd(int year,int month,int day) +{ + long MJD; + + //This is the algorithm for the JD, just substract 2400000.5 for MJD + year += 8000; + if(month < 3) { + year--; + month += 12; + } + MJD = (year * 365) + (year / 4) - (year / 100) + (year / 400) - 1200820 + + ((month * 153 + 3) / 5) - 92 + (day - 1); + + return (long)(MJD - 2400000.5); //truncation, loss of data OK! +} + + +void dumpBytes(void* data, int size, FILE* out) +{ + fprintf(out, "Packet of %i bytes", size); + + for (int index = 0; index < size; ++index) { + if ((index % 8) == 0) { + fprintf(out, "\n 0x%.4x(%.4i):", index, index); + } + fprintf(out, " 0x%.2x", ((unsigned char*)data)[index]); + } + fprintf(out, "\n\n"); +} |