Contributors: 18
Author Tokens Token Proportion Commits Commit Proportion
Linus Torvalds (pre-git) 72 22.57% 8 18.60%
Pavel Emelyanov 61 19.12% 4 9.30%
Kuniyuki Iwashima 52 16.30% 9 20.93%
Américo Wang 30 9.40% 2 4.65%
Eric Dumazet 26 8.15% 4 9.30%
Linus Torvalds 15 4.70% 2 4.65%
Arnaldo Carvalho de Melo 13 4.08% 1 2.33%
Jiang Wang 11 3.45% 1 2.33%
Eric W. Biedermann 9 2.82% 2 4.65%
Catherine Zhang 9 2.82% 2 4.65%
Daniel Borkmann 8 2.51% 1 2.33%
dann frazier 4 1.25% 1 2.33%
Cyrill V. Gorcunov 2 0.63% 1 2.33%
David S. Miller 2 0.63% 1 2.33%
Stephen Hemminger 2 0.63% 1 2.33%
Kees Cook 1 0.31% 1 2.33%
YU Bo 1 0.31% 1 2.33%
Greg Kroah-Hartman 1 0.31% 1 2.33%
Total 319 43


/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __AF_UNIX_H
#define __AF_UNIX_H

#include <linux/uidgid.h>

#define UNIX_HASH_MOD	(256 - 1)
#define UNIX_HASH_SIZE	(256 * 2)
#define UNIX_HASH_BITS	8

struct sock *unix_peer_get(struct sock *sk);

struct unix_skb_parms {
	struct pid		*pid;		/* skb credentials	*/
	kuid_t			uid;
	kgid_t			gid;
	struct scm_fp_list	*fp;		/* Passed files		*/
#ifdef CONFIG_SECURITY_NETWORK
	u32			secid;		/* Security ID		*/
#endif
	u32			consumed;
} __randomize_layout;

#define UNIXCB(skb)	(*(struct unix_skb_parms *)&((skb)->cb))

/* GC for SCM_RIGHTS */
void unix_add_edges(struct scm_fp_list *fpl, struct unix_sock *receiver);
void unix_del_edges(struct scm_fp_list *fpl);
void unix_update_edges(struct unix_sock *receiver);
int unix_prepare_fpl(struct scm_fp_list *fpl);
void unix_destroy_fpl(struct scm_fp_list *fpl);
void unix_schedule_gc(struct user_struct *user);

/* SOCK_DIAG */
long unix_inq_len(struct sock *sk);
long unix_outq_len(struct sock *sk);

/* sysctl */
#ifdef CONFIG_SYSCTL
int unix_sysctl_register(struct net *net);
void unix_sysctl_unregister(struct net *net);
#else
static inline int unix_sysctl_register(struct net *net)
{
	return 0;
}

static inline void unix_sysctl_unregister(struct net *net)
{
}
#endif

/* BPF SOCKMAP */
int __unix_dgram_recvmsg(struct sock *sk, struct msghdr *msg, size_t size, int flags);
int __unix_stream_recvmsg(struct sock *sk, struct msghdr *msg, size_t size, int flags);

#ifdef CONFIG_BPF_SYSCALL
extern struct proto unix_dgram_proto;
extern struct proto unix_stream_proto;

int unix_dgram_bpf_update_proto(struct sock *sk, struct sk_psock *psock, bool restore);
int unix_stream_bpf_update_proto(struct sock *sk, struct sk_psock *psock, bool restore);
void __init unix_bpf_build_proto(void);
#else
static inline void __init unix_bpf_build_proto(void)
{
}
#endif

#endif