nuttx/sched/group/group_exitinfo.c
Alin Jerpelea eb9030c891 sched: migrate to SPDX identifier
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2024-09-12 01:10:14 +08:00

98 lines
3.1 KiB
C

/****************************************************************************
* sched/group/group_exitinfo.c
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <assert.h>
#include <errno.h>
#include <nuttx/sched.h>
#include <nuttx/spinlock.h>
#include <nuttx/binfmt/binfmt.h>
#include "sched/sched.h"
#include "group/group.h"
#ifdef CONFIG_BINFMT_LOADABLE
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: group_exitinfo
*
* Description:
* This function may be called to when a task is loaded into memory. It
* will setup the to automatically unload the module when the task exits.
*
* Input Parameters:
* pid - The task ID of the newly loaded task
* bininfo - This structure allocated with kmm_malloc(). This memory
* persists until the task exits and will be used unloads
* the module from memory.
*
* Returned Value:
* This is a NuttX internal function so it follows the convention that
* 0 (OK) is returned on success and a negated errno is returned on
* failure.
*
****************************************************************************/
int group_exitinfo(pid_t pid, FAR struct binary_s *bininfo)
{
FAR struct tcb_s *tcb;
FAR struct task_group_s *group;
irqstate_t flags;
DEBUGASSERT(bininfo != NULL);
flags = spin_lock_irqsave(NULL);
/* Get the TCB associated with the PID */
tcb = nxsched_get_tcb(pid);
if (tcb == NULL)
{
spin_unlock_irqrestore(NULL, flags);
return -ESRCH;
}
/* Get the group that this task belongs to */
group = tcb->group;
DEBUGASSERT(group != NULL && group->tg_bininfo == NULL);
/* Save the binary info for use when the task exits */
group->tg_bininfo = bininfo;
spin_unlock_irqrestore(NULL, flags);
return OK;
}
#endif /* CONFIG_BINFMT_LOADABLE */