143 lines
7.6 KiB
C
143 lines
7.6 KiB
C
#ifndef __RECORD_PLAYER_H
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#define __RECORD_PLAYER_H
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/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/** targets/ARCH/COMMON/record-player.h
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*
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* \author: bruno.mongazon-cazavet@nokia-bell-labs.com
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*/
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "common/config/config_paramdesc.h"
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#include "common/config/config_userapi.h"
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#define CONFIG_OPT_RECPLAY "enable_recplay"
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#define CONFIG_HLP_RECPLAY "Allow record player"
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#define USRP_SECTION "device.usrp"
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/* inclusion for device configuration */
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/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
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/* command line parameters for USRP record/playback */
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/* optname helpstr paramflags XXXptr defXXXval type numelt */
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/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
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#define DEVICE_PARAMS_DESC { \
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{CONFIG_OPT_RECPLAY, CONFIG_HLP_RECPLAY, PARAMFLAG_BOOL, uptr:&enable_recplay, defuintval:0, TYPE_UINT, 0} \
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}
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/* inclusions for record player */
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#define RECPLAY_DISABLED 0
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#define RECPLAY_RECORDMODE 1
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#define RECPLAY_REPLAYMODE 2
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#define BELL_LABS_IQ_HEADER 0xabababababababab
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#define BELL_LABS_IQ_PER_SF 7680 // Up to 5MHz bw for now
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#define BELL_LABS_IQ_BYTES_PER_SF (BELL_LABS_IQ_PER_SF * 4)
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#define OAIIQFILE_ID "OIQF"
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typedef struct {
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uint64_t devtype;
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uint64_t tx_sample_advance;
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double bw;
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char oaiid[4];
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} iqfile_header_t;
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typedef struct {
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int64_t header;
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int64_t ts;
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int64_t rfu1;
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int64_t rfu2; // pad for 256 bits alignement required by AVX2
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unsigned char samples[BELL_LABS_IQ_BYTES_PER_SF]; // iq's for one subframe
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} iqrec_t;
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#define DEF_NB_SF 120000 // default nb of sf or ms to capture (2 minutes at 5MHz)
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#define DEF_SF_FILE "/tmp/iqfile" // default subframes file name
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#define DEF_SF_DELAY_READ 700 // default read delay µs (860=real)
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#define DEF_SF_DELAY_WRITE 15 // default write delay µs (15=real)
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#define DEF_SF_NB_LOOP 5 // default nb loops
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/* help strings definition for config options, used in CMDLINE_XXX_DESC macros and printed when -h option is used */
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#define CONFIG_HLP_SF_FILE "Path of the file used for subframes record or replay"
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#define CONFIG_HLP_SF_REC "Record subframes from device driver into a file for later replay"
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#define CONFIG_HLP_SF_REP "Replay subframes from a file using the oai replay driver"
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#define CONFIG_HLP_SF_MAX "Maximum count of subframes to be recorded in subframe file"
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#define CONFIG_HLP_SF_LOOPS "Number of loops to replay of the entire subframes file"
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#define CONFIG_HLP_SF_RDELAY "Delay in microseconds to read a subframe in replay mode"
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#define CONFIG_HLP_SF_WDELAY "Delay in microseconds to write a subframe in replay mode"
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/* keyword strings for config options, used in CMDLINE_XXX_DESC macros and printed when -h option is used */
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#define CONFIG_OPT_SF_FILE "subframes-file"
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#define CONFIG_OPT_SF_REC "subframes-record"
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#define CONFIG_OPT_SF_REP "subframes-replay"
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#define CONFIG_OPT_SF_MAX "subframes-max"
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#define CONFIG_OPT_SF_LOOPS "subframes-loops"
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#define CONFIG_OPT_SF_RDELAY "subframes-read-delay"
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#define CONFIG_OPT_SF_WDELAY "subframes-write-delay"
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#define DEVICE_RECPLAY_SECTION "device.recplay"
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/* For information only - the macro is not usable in C++ */
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/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
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/* command line parameters for USRP record/playback */
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/* optname helpstr paramflags XXXptr defXXXval type numelt */
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/*---------------------------------------------------------------------------------------------------------------------------------------------------------------------------*/
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#define DEVICE_RECPLAY_PARAMS_DESC { \
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{CONFIG_OPT_SF_FILE, CONFIG_HLP_SF_FILE, 0, strptr:(char **)((*recplay_conf)->u_sf_filename), defstrval:DEF_SF_FILE, TYPE_STRING, 1024}, \
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{CONFIG_OPT_SF_REC, CONFIG_HLP_SF_REC, PARAMFLAG_BOOL, uptr:&(u_sf_record), defuintval:0, TYPE_UINT, 0}, \
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{CONFIG_OPT_SF_REP, CONFIG_HLP_SF_REP, PARAMFLAG_BOOL, uptr:&(u_sf_replay), defuintval:0, TYPE_UINT, 0}, \
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{CONFIG_OPT_SF_MAX, CONFIG_HLP_SF_MAX, 0, uptr:&((*recplay_conf)->u_sf_max), defintval:DEF_NB_SF, TYPE_UINT, 0}, \
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{CONFIG_OPT_SF_LOOPS, CONFIG_HLP_SF_LOOPS, 0, uptr:&((*recplay_conf)->u_sf_loops), defintval:DEF_SF_NB_LOOP, TYPE_UINT, 0}, \
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{CONFIG_OPT_SF_RDELAY, CONFIG_HLP_SF_RDELAY, 0, uptr:&((*recplay_conf)->u_sf_read_delay), defintval:DEF_SF_DELAY_READ, TYPE_UINT, 0}, \
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{CONFIG_OPT_SF_WDELAY, CONFIG_HLP_SF_WDELAY, 0, uptr:&((*recplay_conf)->u_sf_write_delay), defintval:DEF_SF_DELAY_WRITE, TYPE_UINT, 0}, \
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}/*! \brief USRP Configuration and state */
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typedef struct {
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char u_sf_filename[1024]; // subframes file path
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unsigned int u_sf_max ; // max number of recorded subframes
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unsigned int u_sf_loops ; // number of loops in replay mode
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unsigned int u_sf_read_delay; // read delay in replay mode
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unsigned int u_sf_write_delay ; // write delay in replay mode
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} recplay_conf_t;
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typedef struct {
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int use_mmap; // default is to use mmap
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size_t mapsize;
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FILE *pFile;
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int mmapfd;
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int iqfd;
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iqrec_t *ms_sample; // memory for all subframes
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unsigned int nb_samples;
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} recplay_state_t;
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#ifdef __cplusplus
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}
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#endif
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#endif // __RECORD_PLAYER_H
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