mirror of
https://github.com/freebsd/freebsd-src.git
synced 2026-11-07 04:36:52 -10:00
Ed Maste
5c2bc3db20
These ones were unambiguous cases where the Foundation was the only listed copyright holder. Sponsored by: The FreeBSD Foundation
132 lines
3.8 KiB
C
132 lines
3.8 KiB
C
/*-
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* Copyright (c) 2012 The FreeBSD Foundation
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*
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* This software was developed by Pawel Jakub Dawidek under sponsorship from
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* the FreeBSD Foundation.
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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 AUTHORS 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 AUTHORS 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 _CAP_DNS_H_
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#define _CAP_DNS_H_
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#ifdef HAVE_CASPER
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#define WITH_CASPER
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#endif
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#include <sys/cdefs.h>
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#include <sys/socket.h> /* socklen_t */
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/*
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* Pull these in if we're just inlining calls to the underlying
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* libc functions.
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*/
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#ifndef WITH_CASPER
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#include <sys/types.h>
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#include <netdb.h>
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#endif /* WITH_CASPER */
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struct addrinfo;
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struct hostent;
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#ifdef WITH_CASPER
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__BEGIN_DECLS
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struct hostent *cap_gethostbyname(cap_channel_t *chan, const char *name);
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struct hostent *cap_gethostbyname2(cap_channel_t *chan, const char *name,
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int type);
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struct hostent *cap_gethostbyaddr(cap_channel_t *chan, const void *addr,
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socklen_t len, int type);
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int cap_getaddrinfo(cap_channel_t *chan, const char *hostname,
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const char *servname, const struct addrinfo *hints, struct addrinfo **res);
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int cap_getnameinfo(cap_channel_t *chan, const struct sockaddr *sa,
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socklen_t salen, char *host, size_t hostlen, char *serv, size_t servlen,
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int flags);
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int cap_dns_type_limit(cap_channel_t *chan, const char * const *types,
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size_t ntypes);
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int cap_dns_family_limit(cap_channel_t *chan, const int *families,
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size_t nfamilies);
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__END_DECLS
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#else
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static inline struct hostent *
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cap_gethostbyname(cap_channel_t *chan __unused, const char *name)
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{
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return (gethostbyname(name));
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}
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static inline struct hostent *
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cap_gethostbyname2(cap_channel_t *chan __unused, const char *name, int type)
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{
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return (gethostbyname2(name, type));
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}
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static inline struct hostent *
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cap_gethostbyaddr(cap_channel_t *chan __unused, const void *addr,
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socklen_t len, int type)
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{
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return (gethostbyaddr(addr, len, type));
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}
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static inline int cap_getaddrinfo(cap_channel_t *chan __unused,
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const char *hostname, const char *servname, const struct addrinfo *hints,
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struct addrinfo **res)
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{
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return (getaddrinfo(hostname, servname, hints, res));
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}
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static inline int cap_getnameinfo(cap_channel_t *chan __unused,
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const struct sockaddr *sa, socklen_t salen, char *host, size_t hostlen,
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char *serv, size_t servlen, int flags)
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{
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return (getnameinfo(sa, salen, host, hostlen, serv, servlen, flags));
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}
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static inline int
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cap_dns_type_limit(cap_channel_t *chan __unused,
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const char * const *types __unused,
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size_t ntypes __unused)
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{
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return (0);
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}
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static inline int
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cap_dns_family_limit(cap_channel_t *chan __unused,
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const int *families __unused,
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size_t nfamilies __unused)
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{
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return (0);
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}
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#endif /* WITH_CASPER */
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#endif /* !_CAP_DNS_H_ */
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