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101 lines
3.7 KiB
C
101 lines
3.7 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2020 Rick Macklem
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _RPC_RPCSEC_TLS_H_
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#define _RPC_RPCSEC_TLS_H_
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/* Operation values for rpctls syscall. */
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#define RPCTLS_SYSC_CLSETPATH 1
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#define RPCTLS_SYSC_CLSOCKET 2
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#define RPCTLS_SYSC_CLSHUTDOWN 3
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#define RPCTLS_SYSC_SRVSETPATH 4
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#define RPCTLS_SYSC_SRVSOCKET 5
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#define RPCTLS_SYSC_SRVSHUTDOWN 6
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#define RPCTLS_SYSC_SRVSTARTUP 7
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/* Max nprocs for SRV startup */
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#define RPCTLS_SRV_MAXNPROCS 16
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/* System call used by the rpctlscd, rpctlssd daemons. */
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int rpctls_syscall(int, const char *);
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/* Flag bits to indicate certificate results. */
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#define RPCTLS_FLAGS_HANDSHAKE 0x01
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#define RPCTLS_FLAGS_GOTCERT 0x02
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#define RPCTLS_FLAGS_SELFSIGNED 0x04
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#define RPCTLS_FLAGS_VERIFIED 0x08
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#define RPCTLS_FLAGS_DISABLED 0x10
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#define RPCTLS_FLAGS_CERTUSER 0x20
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#define RPCTLS_FLAGS_HANDSHFAIL 0x40
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/* Error return values for upcall rpcs. */
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#define RPCTLSERR_OK 0
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#define RPCTLSERR_NOCLOSE 1
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#define RPCTLSERR_NOSSL 2
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#define RPCTLSERR_NOSOCKET 3
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#ifdef _KERNEL
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/* Functions that perform upcalls to the rpctlsd daemon. */
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enum clnt_stat rpctls_connect(CLIENT *newclient, char *certname,
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struct socket *so, uint64_t *sslp, uint32_t *reterr);
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enum clnt_stat rpctls_cl_handlerecord(uint64_t sec, uint64_t usec,
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uint64_t ssl, uint32_t *reterr);
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enum clnt_stat rpctls_srv_handlerecord(uint64_t sec, uint64_t usec,
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uint64_t ssl, int procpos, uint32_t *reterr);
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enum clnt_stat rpctls_cl_disconnect(uint64_t sec, uint64_t usec,
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uint64_t ssl, uint32_t *reterr);
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enum clnt_stat rpctls_srv_disconnect(uint64_t sec, uint64_t usec,
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uint64_t ssl, int procpos, uint32_t *reterr);
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/* Initialization function for rpcsec_tls. */
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int rpctls_init(void);
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/* Get TLS information function. */
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bool rpctls_getinfo(u_int *maxlen, bool rpctlscd_run,
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bool rpctlssd_run);
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/* String for AUTH_TLS reply verifier. */
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#define RPCTLS_START_STRING "STARTTLS"
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/* ssl refno value to indicate TLS handshake being done. */
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#define RPCTLS_REFNO_HANDSHAKE 0xFFFFFFFFFFFFFFFFULL
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/* Macros for VIMAGE. */
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/* Just define the KRPC_VNETxxx() macros as VNETxxx() macros. */
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#define KRPC_VNET_DEFINE(t, n) VNET_DEFINE(t, n)
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#define KRPC_VNET_DEFINE_STATIC(t, n) VNET_DEFINE_STATIC(t, n)
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#define KRPC_VNET(n) VNET(n)
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#define KRPC_CURVNET_SET(n) CURVNET_SET(n)
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#define KRPC_CURVNET_SET_QUIET(n) CURVNET_SET_QUIET(n)
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#define KRPC_CURVNET_RESTORE() CURVNET_RESTORE()
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#define KRPC_TD_TO_VNET(n) TD_TO_VNET(n)
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#endif /* _KERNEL */
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#endif /* _RPC_RPCSEC_TLS_H_ */
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