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authorPiotr Krysik <ptrkrysik@gmail.com>2017-01-03 09:34:45 +0100
committerPiotr Krysik <ptrkrysik@gmail.com>2017-01-03 09:34:45 +0100
commit81f9700762bd7d60d95c603402759215f4f97a92 (patch)
tree7602092fb62d57c9140cb41352928f329728d397 /lib
parent70c25a112a3a8637dccafb278ca27a96ba950117 (diff)
parent01f9c1975e5999a51980e502bfd2c9e90bc33c68 (diff)
Merge branch 'development' into libosmocore_integration
Diffstat (limited to 'lib')
-rw-r--r--lib/CMakeLists.txt1
-rwxr-xr-xlib/misc_utils/extract_cmc_impl.cc90
-rwxr-xr-xlib/misc_utils/extract_cmc_impl.h45
3 files changed, 136 insertions, 0 deletions
diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 4b4a993..2f07856 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -66,6 +66,7 @@ list(APPEND grgsm_sources
misc_utils/bursts_printer_impl.cc
misc_utils/extract_system_info_impl.cc
misc_utils/extract_immediate_assignment_impl.cc
+ misc_utils/extract_cmc_impl.cc
qa_utils/burst_sink_impl.cc
qa_utils/burst_source_impl.cc
qa_utils/message_source_impl.cc
diff --git a/lib/misc_utils/extract_cmc_impl.cc b/lib/misc_utils/extract_cmc_impl.cc
new file mode 100755
index 0000000..b367def
--- /dev/null
+++ b/lib/misc_utils/extract_cmc_impl.cc
@@ -0,0 +1,90 @@
+/* -*- c++ -*- */
+/*
+ * @file
+ * @author Roman Khassraf <rkhassraf@gmail.com>
+ * @section LICENSE
+ *
+ * Gr-gsm 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, or (at your option)
+ * any later version.
+ *
+ * Gr-gsm 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 gr-gsm; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gnuradio/io_signature.h>
+#include <grgsm/gsmtap.h>
+#include <unistd.h>
+#include <grgsm/endian.h>
+
+#include "extract_cmc_impl.h"
+
+namespace gr {
+ namespace gsm {
+ void extract_cmc_impl::process_messages(pmt::pmt_t msg)
+ {
+ pmt::pmt_t message_plus_header_blob = pmt::cdr(msg);
+ uint8_t * message_plus_header = (uint8_t *)pmt::blob_data(message_plus_header_blob);
+ gsmtap_hdr * header = (gsmtap_hdr *)message_plus_header;
+ uint8_t * msg_elements = (uint8_t *)(message_plus_header+sizeof(gsmtap_hdr));
+
+ if((msg_elements[3] & 0xF) == 0x6 && msg_elements[4] == 0x35)
+ {
+
+ int frame_nr = be32toh(header->frame_number);
+ int a5_version = ((msg_elements[5] & 0xE) >> 1) + 1;
+
+ d_framenumbers.push_back(frame_nr);
+ d_a5_versions.push_back(a5_version);
+ }
+ }
+
+ std::vector<int> extract_cmc_impl::get_framenumbers()
+ {
+ return d_framenumbers;
+ }
+
+ std::vector<int> extract_cmc_impl::get_a5_versions()
+ {
+ return d_a5_versions;
+ }
+
+ extract_cmc::sptr
+ extract_cmc::make()
+ {
+ return gnuradio::get_initial_sptr
+ (new extract_cmc_impl());
+ }
+
+ /*
+ * The private constructor
+ */
+ extract_cmc_impl::extract_cmc_impl()
+ : gr::block("extract_cmc",
+ gr::io_signature::make(0, 0, 0),
+ gr::io_signature::make(0, 0, 0))
+ {
+ message_port_register_in(pmt::mp("msgs"));
+ set_msg_handler(pmt::mp("msgs"), boost::bind(&extract_cmc_impl::process_messages, this, _1));
+ }
+
+ /*
+ * Our virtual destructor.
+ */
+ extract_cmc_impl::~extract_cmc_impl()
+ {
+ }
+ } /* namespace gsm */
+} /* namespace gr */
diff --git a/lib/misc_utils/extract_cmc_impl.h b/lib/misc_utils/extract_cmc_impl.h
new file mode 100755
index 0000000..fe97f22
--- /dev/null
+++ b/lib/misc_utils/extract_cmc_impl.h
@@ -0,0 +1,45 @@
+/* -*- c++ -*- */
+/*
+ * @file
+ * @author Roman Khassraf <rkhassraf@gmail.com>
+ * @section LICENSE
+ *
+ * Gr-gsm 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, or (at your option)
+ * any later version.
+ *
+ * Gr-gsm 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 gr-gsm; see the file COPYING. If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_GSM_EXTRACT_CMC_IMPL_H
+#define INCLUDED_GSM_EXTRACT_CMC_IMPL_H
+
+#include <grgsm/misc_utils/extract_cmc.h>
+#include <vector>
+
+namespace gr {
+ namespace gsm {
+ class extract_cmc_impl : public extract_cmc
+ {
+ private:
+ void process_messages(pmt::pmt_t msg);
+ std::vector<int> d_framenumbers;
+ std::vector<int> d_a5_versions;
+ public:
+ virtual std::vector<int> get_framenumbers();
+ virtual std::vector<int> get_a5_versions();
+ extract_cmc_impl();
+ ~extract_cmc_impl();
+ };
+ } // namespace gsm
+} // namespace gr
+#endif /* INCLUDED_GSM_EXTRACT_CMC_IMPL_H */