Navid Nikaein
65c84039ad
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5578 818b1a75-f10b-46b9-bf7c-635c3b92a50f
83 lines
3.2 KiB
C
83 lines
3.2 KiB
C
/*******************************************************************************
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OpenAirInterface
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Copyright(c) 1999 - 2014 Eurecom
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OpenAirInterface is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenAirInterface is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenAirInterface.The full GNU General Public License is
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included in this distribution in the file called "COPYING". If not,
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see <http://www.gnu.org/licenses/>.
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Contact Information
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OpenAirInterface Admin: openair_admin@eurecom.fr
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OpenAirInterface Tech : openair_tech@eurecom.fr
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OpenAirInterface Dev : openair4g-devel@eurecom.fr
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Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
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*******************************************************************************/
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#include <stdio.h>
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#include <string.h>
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#include <arpa/inet.h>
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#define MAC_LTE_DLT 147
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/********************************************************/
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/* Definitions and descriptions come from:
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http://wiki.wireshark.org/Development/LibpcapFileFormat */
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/* This structure gets written to the start of the file */
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typedef struct pcap_hdr_s {
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unsigned int magic_number; /* magic number */
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unsigned short version_major; /* major version number */
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unsigned short version_minor; /* minor version number */
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unsigned int thiszone; /* GMT to local correction */
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unsigned int sigfigs; /* accuracy of timestamps */
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unsigned int snaplen; /* max length of captured packets, in octets */
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unsigned int network; /* data link type */
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} pcap_hdr_t;
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/* This structure precedes each packet */
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typedef struct pcaprec_hdr_s {
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unsigned int ts_sec; /* timestamp seconds */
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unsigned int ts_usec; /* timestamp microseconds */
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unsigned int incl_len; /* number of octets of packet saved in file */
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unsigned int orig_len; /* actual length of packet */
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} pcaprec_hdr_t;
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/* Context information for every MAC PDU that will be logged */
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typedef struct MAC_Context_Info_t {
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unsigned short radioType;
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unsigned char direction;
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unsigned char rntiType;
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unsigned short rnti;
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unsigned short ueid;
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unsigned char isRetx;
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unsigned char crcStatusOK;
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unsigned short sysFrameNumber;
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unsigned short subFrameNumber;
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unsigned int subframesSinceCaptureStart;
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} MAC_Context_Info_t;
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pcap_hdr_t file_header = {
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0xa1b2c3d4, /* magic number */
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2, 4, /* version number is 2.4 */
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0, /* timezone */
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0, /* sigfigs - apparently all tools do this */
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65535, /* snaplen - this should be long enough */
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MAC_LTE_DLT /* Data Link Type (DLT). Set as unused value 147 for now */
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};
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