Contributors: 14
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Will Drewry |
109 |
24.06% |
4 |
13.79% |
| Tycho Andersen |
106 |
23.40% |
4 |
13.79% |
| Andrea Arcangeli |
97 |
21.41% |
3 |
10.34% |
| Andrew Lutomirski |
50 |
11.04% |
3 |
10.34% |
| YiFei Zhu |
32 |
7.06% |
1 |
3.45% |
| Thomas Gleixner |
19 |
4.19% |
2 |
6.90% |
| Kees Cook |
11 |
2.43% |
4 |
13.79% |
| Sargun Dhillon |
9 |
1.99% |
1 |
3.45% |
| Stephen Rothwell |
8 |
1.77% |
1 |
3.45% |
| Christian Brauner |
5 |
1.10% |
2 |
6.90% |
| Ralf Baechle |
3 |
0.66% |
1 |
3.45% |
| Gabriel Krisman Bertazi |
2 |
0.44% |
1 |
3.45% |
| Greg Kroah-Hartman |
1 |
0.22% |
1 |
3.45% |
| David Howells |
1 |
0.22% |
1 |
3.45% |
| Total |
453 |
|
29 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_SECCOMP_H
#define _LINUX_SECCOMP_H
#include <uapi/linux/seccomp.h>
#define SECCOMP_FILTER_FLAG_MASK (SECCOMP_FILTER_FLAG_TSYNC | \
SECCOMP_FILTER_FLAG_LOG | \
SECCOMP_FILTER_FLAG_SPEC_ALLOW | \
SECCOMP_FILTER_FLAG_NEW_LISTENER | \
SECCOMP_FILTER_FLAG_TSYNC_ESRCH)
/* sizeof() the first published struct seccomp_notif_addfd */
#define SECCOMP_NOTIFY_ADDFD_SIZE_VER0 24
#define SECCOMP_NOTIFY_ADDFD_SIZE_LATEST SECCOMP_NOTIFY_ADDFD_SIZE_VER0
#ifdef CONFIG_SECCOMP
#include <linux/thread_info.h>
#include <linux/atomic.h>
#include <asm/seccomp.h>
struct seccomp_filter;
/**
* struct seccomp - the state of a seccomp'ed process
*
* @mode: indicates one of the valid values above for controlled
* system calls available to a process.
* @filter: must always point to a valid seccomp-filter or NULL as it is
* accessed without locking during system call entry.
*
* @filter must only be accessed from the context of current as there
* is no read locking.
*/
struct seccomp {
int mode;
atomic_t filter_count;
struct seccomp_filter *filter;
};
#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER
extern int __secure_computing(const struct seccomp_data *sd);
static inline int secure_computing(void)
{
if (unlikely(test_syscall_work(SECCOMP)))
return __secure_computing(NULL);
return 0;
}
#else
extern void secure_computing_strict(int this_syscall);
#endif
extern long prctl_get_seccomp(void);
extern long prctl_set_seccomp(unsigned long, void __user *);
static inline int seccomp_mode(struct seccomp *s)
{
return s->mode;
}
#else /* CONFIG_SECCOMP */
#include <linux/errno.h>
struct seccomp { };
struct seccomp_filter { };
struct seccomp_data;
#ifdef CONFIG_HAVE_ARCH_SECCOMP_FILTER
static inline int secure_computing(void) { return 0; }
static inline int __secure_computing(const struct seccomp_data *sd) { return 0; }
#else
static inline void secure_computing_strict(int this_syscall) { return; }
#endif
static inline long prctl_get_seccomp(void)
{
return -EINVAL;
}
static inline long prctl_set_seccomp(unsigned long arg2, char __user *arg3)
{
return -EINVAL;
}
static inline int seccomp_mode(struct seccomp *s)
{
return SECCOMP_MODE_DISABLED;
}
#endif /* CONFIG_SECCOMP */
#ifdef CONFIG_SECCOMP_FILTER
extern void seccomp_filter_release(struct task_struct *tsk);
extern void get_seccomp_filter(struct task_struct *tsk);
#else /* CONFIG_SECCOMP_FILTER */
static inline void seccomp_filter_release(struct task_struct *tsk)
{
return;
}
static inline void get_seccomp_filter(struct task_struct *tsk)
{
return;
}
#endif /* CONFIG_SECCOMP_FILTER */
#if defined(CONFIG_SECCOMP_FILTER) && defined(CONFIG_CHECKPOINT_RESTORE)
extern long seccomp_get_filter(struct task_struct *task,
unsigned long filter_off, void __user *data);
extern long seccomp_get_metadata(struct task_struct *task,
unsigned long filter_off, void __user *data);
#else
static inline long seccomp_get_filter(struct task_struct *task,
unsigned long n, void __user *data)
{
return -EINVAL;
}
static inline long seccomp_get_metadata(struct task_struct *task,
unsigned long filter_off,
void __user *data)
{
return -EINVAL;
}
#endif /* CONFIG_SECCOMP_FILTER && CONFIG_CHECKPOINT_RESTORE */
#ifdef CONFIG_SECCOMP_CACHE_DEBUG
struct seq_file;
int proc_pid_seccomp_cache(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *task);
#endif
#endif /* _LINUX_SECCOMP_H */