Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * linux/net/sunrpc/auth_unix.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * UNIX-style authentication; no AUTH_SHORT support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/sched.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/mempool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/sunrpc/clnt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) #include <linux/sunrpc/auth.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/user_namespace.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) # define RPCDBG_FACILITY	RPCDBG_AUTH
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) static struct rpc_auth		unix_auth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) static const struct rpc_credops	unix_credops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) static mempool_t		*unix_pool;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) static struct rpc_auth *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) unx_create(const struct rpc_auth_create_args *args, struct rpc_clnt *clnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) 	refcount_inc(&unix_auth.au_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	return &unix_auth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) unx_destroy(struct rpc_auth *auth)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41)  * Lookup AUTH_UNIX creds for current process
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) static struct rpc_cred *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) unx_lookup_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	struct rpc_cred *ret = mempool_alloc(unix_pool, GFP_NOFS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 	rpcauth_init_cred(ret, acred, auth, &unix_credops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 	ret->cr_flags = 1UL << RPCAUTH_CRED_UPTODATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) unx_free_cred_callback(struct rcu_head *head)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	struct rpc_cred *rpc_cred = container_of(head, struct rpc_cred, cr_rcu);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 	put_cred(rpc_cred->cr_cred);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 	mempool_free(rpc_cred, unix_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) unx_destroy_cred(struct rpc_cred *cred)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	call_rcu(&cred->cr_rcu, unx_free_cred_callback);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69)  * Match credentials against current the auth_cred.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) unx_match(struct auth_cred *acred, struct rpc_cred *cred, int flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	unsigned int groups = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	if (cred->cr_cred == acred->cred)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	if (!uid_eq(cred->cr_cred->fsuid, acred->cred->fsuid) || !gid_eq(cred->cr_cred->fsgid, acred->cred->fsgid))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	if (acred->cred->group_info != NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 		groups = acred->cred->group_info->ngroups;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	if (groups > UNX_NGROUPS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		groups = UNX_NGROUPS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	if (cred->cr_cred->group_info == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 		return groups == 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	if (groups != cred->cr_cred->group_info->ngroups)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	for (i = 0; i < groups ; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		if (!gid_eq(cred->cr_cred->group_info->gid[i], acred->cred->group_info->gid[i]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 			return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99)  * Marshal credentials.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)  * Maybe we should keep a cached credential for performance reasons.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) unx_marshal(struct rpc_task *task, struct xdr_stream *xdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	struct rpc_clnt	*clnt = task->tk_client;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	struct rpc_cred	*cred = task->tk_rqstp->rq_cred;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	__be32		*p, *cred_len, *gidarr_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	int		i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	struct group_info *gi = cred->cr_cred->group_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	struct user_namespace *userns = clnt->cl_cred ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 		clnt->cl_cred->user_ns : &init_user_ns;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	/* Credential */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	p = xdr_reserve_space(xdr, 3 * sizeof(*p));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		goto marshal_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	*p++ = rpc_auth_unix;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	cred_len = p++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	*p++ = xdr_zero;	/* stamp */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	if (xdr_stream_encode_opaque(xdr, clnt->cl_nodename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 				     clnt->cl_nodelen) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		goto marshal_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	p = xdr_reserve_space(xdr, 3 * sizeof(*p));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 		goto marshal_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 	*p++ = cpu_to_be32(from_kuid_munged(userns, cred->cr_cred->fsuid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	*p++ = cpu_to_be32(from_kgid_munged(userns, cred->cr_cred->fsgid));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	gidarr_len = p++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	if (gi)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 		for (i = 0; i < UNX_NGROUPS && i < gi->ngroups; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 			*p++ = cpu_to_be32(from_kgid_munged(userns, gi->gid[i]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 	*gidarr_len = cpu_to_be32(p - gidarr_len - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	*cred_len = cpu_to_be32((p - cred_len - 1) << 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	p = xdr_reserve_space(xdr, (p - gidarr_len - 1) << 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		goto marshal_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	/* Verifier */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 	p = xdr_reserve_space(xdr, 2 * sizeof(*p));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 		goto marshal_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	*p++ = rpc_auth_null;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	*p   = xdr_zero;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) marshal_failed:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	return -EMSGSIZE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)  * Refresh credentials. This is a no-op for AUTH_UNIX
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) unx_refresh(struct rpc_task *task)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	set_bit(RPCAUTH_CRED_UPTODATE, &task->tk_rqstp->rq_cred->cr_flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) unx_validate(struct rpc_task *task, struct xdr_stream *xdr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	struct rpc_auth *auth = task->tk_rqstp->rq_cred->cr_auth;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	__be32 *p;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	u32 size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	p = xdr_inline_decode(xdr, 2 * sizeof(*p));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 		return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	switch (*p++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	case rpc_auth_null:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 	case rpc_auth_unix:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	case rpc_auth_short:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 		return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	size = be32_to_cpup(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 	if (size > RPC_MAX_AUTH_SIZE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 		return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	p = xdr_inline_decode(xdr, size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 	if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 		return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 	auth->au_verfsize = XDR_QUADLEN(size) + 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	auth->au_rslack = XDR_QUADLEN(size) + 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	auth->au_ralign = XDR_QUADLEN(size) + 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) int __init rpc_init_authunix(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	unix_pool = mempool_create_kmalloc_pool(16, sizeof(struct rpc_cred));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 	return unix_pool ? 0 : -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) void rpc_destroy_authunix(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	mempool_destroy(unix_pool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) const struct rpc_authops authunix_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 	.owner		= THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	.au_flavor	= RPC_AUTH_UNIX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	.au_name	= "UNIX",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	.create		= unx_create,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	.destroy	= unx_destroy,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	.lookup_cred	= unx_lookup_cred,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) static
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) struct rpc_auth		unix_auth = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 	.au_cslack	= UNX_CALLSLACK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 	.au_rslack	= NUL_REPLYSLACK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 	.au_verfsize	= NUL_REPLYSLACK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	.au_ops		= &authunix_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	.au_flavor	= RPC_AUTH_UNIX,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	.au_count	= REFCOUNT_INIT(1),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) static
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) const struct rpc_credops unix_credops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 	.cr_name	= "AUTH_UNIX",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	.crdestroy	= unx_destroy_cred,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 	.crmatch	= unx_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 	.crmarshal	= unx_marshal,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 	.crwrap_req	= rpcauth_wrap_req_encode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 	.crrefresh	= unx_refresh,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 	.crvalidate	= unx_validate,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 	.crunwrap_resp	= rpcauth_unwrap_resp_decode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) };