661 gss_verify_header(struct svc_rqst *rqstp, struct rsc *rsci,  in gss_verify_header()  argument
668 	struct kvec		*argv = &rqstp->rq_arg.head[0];  in gss_verify_header()
685 	if (rqstp->rq_deferred) /* skip verification of revisited request */  in gss_verify_header()
707 gss_write_null_verf(struct svc_rqst *rqstp)  in gss_write_null_verf()  argument
711 	svc_putnl(rqstp->rq_res.head, RPC_AUTH_NULL);  in gss_write_null_verf()
712 	p = rqstp->rq_res.head->iov_base + rqstp->rq_res.head->iov_len;  in gss_write_null_verf()
715 	if (!xdr_ressize_check(rqstp, p))  in gss_write_null_verf()
721 gss_write_verf(struct svc_rqst *rqstp, struct gss_ctx *ctx_id, u32 seq)  in gss_write_verf()  argument
730 	svc_putnl(rqstp->rq_res.head, RPC_AUTH_GSS);  in gss_write_verf()
736 	p = rqstp->rq_res.head->iov_base + rqstp->rq_res.head->iov_len;  in gss_write_verf()
744 	if (!xdr_ressize_check(rqstp, p))  in gss_write_verf()
829 unwrap_integ_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct gss_ctx *ctx)  in unwrap_integ_data()  argument
837 	if (rqstp->rq_deferred)  in unwrap_integ_data()
888 unwrap_priv_data(struct svc_rqst *rqstp, struct xdr_buf *buf, u32 seq, struct gss_ctx *ctx)  in unwrap_priv_data()  argument
893 	rqstp->rq_splice_ok = 0;  in unwrap_priv_data()
896 	if (rqstp->rq_deferred) {  in unwrap_priv_data()
948 svcauth_gss_set_client(struct svc_rqst *rqstp)  in svcauth_gss_set_client()  argument
950 	struct gss_svc_data *svcdata = rqstp->rq_auth_data;  in svcauth_gss_set_client()
964 	rqstp->rq_gssclient = find_gss_auth_domain(rsci->mechctx, gc->gc_svc);  in svcauth_gss_set_client()
965 	if (rqstp->rq_gssclient == NULL)  in svcauth_gss_set_client()
967 	stat = svcauth_unix_set_client(rqstp);  in svcauth_gss_set_client()
974 gss_write_init_verf(struct cache_detail *cd, struct svc_rqst *rqstp,  in gss_write_init_verf()  argument
981 		return gss_write_null_verf(rqstp);  in gss_write_init_verf()
985 		return gss_write_null_verf(rqstp);  in gss_write_init_verf()
987 	rc = gss_write_verf(rqstp, rsci->mechctx, GSS_SEQ_WIN);  in gss_write_init_verf()
1051 gss_read_proxy_verf(struct svc_rqst *rqstp,  in gss_read_proxy_verf()  argument
1056 	struct kvec *argv = &rqstp->rq_arg.head[0];  in gss_read_proxy_verf()
1065 	if (inlen > (argv->iov_len + rqstp->rq_arg.page_len))  in gss_read_proxy_verf()
1068 	in_token->pages = rqstp->rq_pages;  in gss_read_proxy_verf()
1102 static int svcauth_gss_legacy_init(struct svc_rqst *rqstp,  in svcauth_gss_legacy_init()  argument
1105 	struct kvec *argv = &rqstp->rq_arg.head[0];  in svcauth_gss_legacy_init()
1106 	struct kvec *resv = &rqstp->rq_res.head[0];  in svcauth_gss_legacy_init()
1109 	struct sunrpc_net *sn = net_generic(rqstp->rq_xprt->xpt_net, sunrpc_net_id);  in svcauth_gss_legacy_init()
1122 	if (cache_check(sn->rsi_cache, &rsip->h, &rqstp->rq_chandle) < 0)  in svcauth_gss_legacy_init()
1128 	if (gss_write_init_verf(sn->rsc_cache, rqstp,  in svcauth_gss_legacy_init()
1211 static int svcauth_gss_proxy_init(struct svc_rqst *rqstp,  in svcauth_gss_proxy_init()  argument
1214 	struct kvec *resv = &rqstp->rq_res.head[0];  in svcauth_gss_proxy_init()
1220 	struct net *net = rqstp->rq_xprt->xpt_net;  in svcauth_gss_proxy_init()
1224 	ret = gss_read_proxy_verf(rqstp, gc, authp,  in svcauth_gss_proxy_init()
1256 	if (gss_write_init_verf(sn->rsc_cache, rqstp,  in svcauth_gss_proxy_init()
1434 svcauth_gss_accept(struct svc_rqst *rqstp, __be32 *authp)  in svcauth_gss_accept()  argument
1436 	struct kvec	*argv = &rqstp->rq_arg.head[0];  in svcauth_gss_accept()
1437 	struct kvec	*resv = &rqstp->rq_res.head[0];  in svcauth_gss_accept()
1439 	struct gss_svc_data *svcdata = rqstp->rq_auth_data;  in svcauth_gss_accept()
1445 	struct sunrpc_net *sn = net_generic(rqstp->rq_xprt->xpt_net, sunrpc_net_id);  in svcauth_gss_accept()
1455 	rqstp->rq_auth_data = svcdata;  in svcauth_gss_accept()
1484 	if ((gc->gc_proc != RPC_GSS_PROC_DATA) && (rqstp->rq_proc != 0))  in svcauth_gss_accept()
1491 		if (use_gss_proxy(SVC_NET(rqstp)))  in svcauth_gss_accept()
1492 			return svcauth_gss_proxy_init(rqstp, gc, authp);  in svcauth_gss_accept()
1494 			return svcauth_gss_legacy_init(rqstp, gc, authp);  in svcauth_gss_accept()
1502 		switch (gss_verify_header(rqstp, rsci, rpcstart, gc, authp)) {  in svcauth_gss_accept()
1519 		if (gss_write_verf(rqstp, rsci->mechctx, gc->gc_seq))  in svcauth_gss_accept()
1530 		if (gss_write_verf(rqstp, rsci->mechctx, gc->gc_seq))  in svcauth_gss_accept()
1532 		rqstp->rq_cred = rsci->cred;  in svcauth_gss_accept()
1542 			if (unwrap_integ_data(rqstp, &rqstp->rq_arg,  in svcauth_gss_accept()
1550 			if (unwrap_priv_data(rqstp, &rqstp->rq_arg,  in svcauth_gss_accept()
1559 		rqstp->rq_cred.cr_flavor = gss_svc_to_pseudoflavor(  in svcauth_gss_accept()
1571 	xdr_ressize_check(rqstp, reject_stat);  in svcauth_gss_accept()
1613 svcauth_gss_wrap_resp_integ(struct svc_rqst *rqstp)  in svcauth_gss_wrap_resp_integ()  argument
1615 	struct gss_svc_data *gsd = (struct gss_svc_data *)rqstp->rq_auth_data;  in svcauth_gss_wrap_resp_integ()
1617 	struct xdr_buf *resbuf = &rqstp->rq_res;  in svcauth_gss_wrap_resp_integ()
1663 svcauth_gss_wrap_resp_priv(struct svc_rqst *rqstp)  in svcauth_gss_wrap_resp_priv()  argument
1665 	struct gss_svc_data *gsd = (struct gss_svc_data *)rqstp->rq_auth_data;  in svcauth_gss_wrap_resp_priv()
1667 	struct xdr_buf *resbuf = &rqstp->rq_res;  in svcauth_gss_wrap_resp_priv()
1728 svcauth_gss_release(struct svc_rqst *rqstp)  in svcauth_gss_release()  argument
1730 	struct gss_svc_data *gsd = (struct gss_svc_data *)rqstp->rq_auth_data;  in svcauth_gss_release()
1732 	struct xdr_buf *resbuf = &rqstp->rq_res;  in svcauth_gss_release()
1734 	struct sunrpc_net *sn = net_generic(rqstp->rq_xprt->xpt_net, sunrpc_net_id);  in svcauth_gss_release()
1749 		stat = svcauth_gss_wrap_resp_integ(rqstp);  in svcauth_gss_release()
1754 		stat = svcauth_gss_wrap_resp_priv(rqstp);  in svcauth_gss_release()
1767 	if (rqstp->rq_client)  in svcauth_gss_release()
1768 		auth_domain_put(rqstp->rq_client);  in svcauth_gss_release()
1769 	rqstp->rq_client = NULL;  in svcauth_gss_release()
1770 	if (rqstp->rq_gssclient)  in svcauth_gss_release()
1771 		auth_domain_put(rqstp->rq_gssclient);  in svcauth_gss_release()
1772 	rqstp->rq_gssclient = NULL;  in svcauth_gss_release()
1773 	if (rqstp->rq_cred.cr_group_info)  in svcauth_gss_release()
1774 		put_group_info(rqstp->rq_cred.cr_group_info);  in svcauth_gss_release()
1775 	rqstp->rq_cred.cr_group_info = NULL;  in svcauth_gss_release()