added unmodified mmbtools

1 files changed, 104 insertions, 0 deletions

diff --git a/src/dabInputFile.cpp b/src/dabInputFile.cpp
new file mode 100644
index 0000000..330519a
--- /dev/null
+++ b/src/dabInputFile.cpp
@@ -0,0 +1,104 @@
+/*
+   Copyright (C) 2009,2011 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 "dabInputFile.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#ifndef _WIN32
+#   define O_BINARY 0
+#endif
+
+
+int dabInputFileInit(void** args)
+{
+    dabInputFileData* data = new dabInputFileData;
+    data->file = -1;
+    data->parity = false;
+    data->packetLength = 0;
+    data->packetData = new unsigned char[96];
+    data->enhancedPacketData = NULL;
+    data->enhancedPacketLength = 0;
+    data->enhancedPacketWaiting = 0;
+
+    *args = data;
+    return 0;
+}
+
+
+int dabInputFileOpen(void* args, const char* filename)
+{
+    dabInputFileData* data = (dabInputFileData*)args;
+    data->file = open(filename, O_RDONLY | O_BINARY);
+    if (data->file == -1) {
+        perror(filename);
+        return -1;
+    }
+    return 0;
+}
+
+
+int dabInputFileRead(void* args, void* buffer, int size)
+{
+    dabInputFileData* data = (dabInputFileData*)args;
+    return read(data->file, buffer, size);
+}
+
+
+int dabInputFileClose(void* args)
+{
+    dabInputFileData* data = (dabInputFileData*)args;
+    if (data->file != -1) {
+        close(data->file);
+    }
+    return 0;
+}
+
+
+int dabInputFileClean(void** args)
+{
+    dabInputFileData* data = (dabInputFileData*)*args;
+    if (data->packetData != NULL) {
+        delete[] data->packetData;
+    }
+    if (data->enhancedPacketData != NULL) {
+        for (int i = 0; i < 12; ++i) {
+            if (data->enhancedPacketData[i] != NULL) {
+                delete[] data->enhancedPacketData[i];
+            }
+        }
+        delete[] data->enhancedPacketData;
+    }
+    delete data;
+    return 0;
+}
+
+
+int dabInputFileRewind(void* args)
+{
+    dabInputFileData* data = (dabInputFileData*)args;
+    return lseek(data->file, 0, SEEK_SET);
+}
+
+