added unmodified mmbtools

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");
+}