Files
openairinterface5g/openair1/PHY/TOOLS/phy_scope_interface.c
T
Bartosz Podrygajlo e1879c07bc Fix segfault when attempting to use unsupported scope types in nrscope
Do not attempt to copy scope types >= MAX_SCOPE_TYPES in nrscope as it does
not support them at this point.
2024-09-05 15:21:07 +02:00

105 lines
3.8 KiB
C

/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
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*/
/*! \file openair1/PHY/TOOLS/phy_scope_interface.c
* \brief soft scope API interface implementation
* \author Nokia BellLabs France, francois Taburet
* \date 2019
* \version 0.1
* \company Nokia BellLabs France
* \email: francois.taburet@nokia-bell-labs.com
* \note
* \warning
*/
#include <stdio.h>
#include "common/config/config_userapi.h"
#include "common/utils/load_module_shlib.h"
#include "phy_scope_interface.h"
#define SOFTSCOPE_ENDFUNC_IDX 0
static loader_shlibfunc_t scope_fdesc[]= {{"end_forms",NULL}};
int copyDataMutexInit(scopeData_t *p)
{
return pthread_mutex_init(&p->copyDataMutex, NULL);
}
int load_softscope(char *exectype, void *initarg) {
char libname[64];
sprintf(libname,"%.10sscope",exectype);
return load_module_shlib(libname,scope_fdesc,1,initarg);
}
int end_forms(void) {
if (scope_fdesc[SOFTSCOPE_ENDFUNC_IDX].fptr) {
scope_fdesc[SOFTSCOPE_ENDFUNC_IDX].fptr();
return 0;
}
return -1;
}
void copyData(void *scopeData, enum scopeDataType type, void *dataIn, int elementSz, int colSz, int lineSz, int offset, metadata *meta)
{
if (type >= MAX_SCOPE_TYPES) {
return;
}
scopeData_t *tmp = (scopeData_t *)scopeData;
if (tmp) {
// Begin of critical zone between UE Rx threads that might copy new data at the same time:
pthread_mutex_lock(&tmp->copyDataMutex);
scopeGraphData_t *oldData = ((scopeGraphData_t **)tmp->liveData)[type];
tmp->copyDataBufsIdx[type] = (tmp->copyDataBufsIdx[type] + 1) % COPIES_MEM;
int newCopyDataIdx = tmp->copyDataBufsIdx[type];
pthread_mutex_unlock(&tmp->copyDataMutex);
// End of critical zone between UE Rx threads
int oldDataSz = oldData ? oldData->dataSize : 0;
int newSz = max(elementSz * colSz * (lineSz + offset), oldDataSz);
// New data will be copied in a different buffer than the live one
scopeGraphData_t *newData = tmp->copyDataBufs[type][newCopyDataIdx];
if (newData == NULL || newData->dataSize < newSz) {
scopeGraphData_t *ptr = (scopeGraphData_t *)realloc(newData, sizeof(scopeGraphData_t) + newSz);
if (!ptr) {
LOG_E(PHY, "can't realloc\n");
return;
} else {
tmp->copyDataBufs[type][newCopyDataIdx] = ptr;
if (!newData) // we have a new malloc
*ptr = (scopeGraphData_t){0};
newData = ptr;
newData->dataSize = newSz;
}
}
if (offset && oldDataSz) // we copy the previous buffer because we have as input only a part of
memcpy(newData + 1, oldData + 1, oldDataSz);
newData->elementSz = elementSz;
newData->colSz = colSz;
newData->lineSz = lineSz + offset;
memcpy(((void *)(newData + 1)) + elementSz * colSz * offset, dataIn, elementSz * colSz * lineSz);
// The new data just copied becomes live now
((scopeGraphData_t **)tmp->liveData)[type] = newData;
}
}