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51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
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/* Copyright (c) 2003-2004, Roger Dingledine
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2018, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#ifndef TOR_RESOLVE_H
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#define TOR_RESOLVE_H
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#include "orconfig.h"
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#include "lib/cc/torint.h"
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#include "lib/testsupport/testsupport.h"
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#ifdef _WIN32
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#include <winsock2.h>
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#endif
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#if defined(HAVE_SECCOMP_H) && defined(__linux__)
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#define USE_SANDBOX_GETADDRINFO
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#endif
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MOCK_DECL(int,tor_lookup_hostname,(const char *name, uint32_t *addr));
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struct addrinfo;
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#ifdef USE_SANDBOX_GETADDRINFO
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/** Pre-calls getaddrinfo in order to pre-record result. */
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int sandbox_add_addrinfo(const char *addr);
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// XXXX rename these. They are named as though they were sandbox-only,
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// XXXX but in fact they're the only allowed entry point to getaddrinfo.
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// XXXX They don't invoke the sandbox code; they only have an internal cache.
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struct addrinfo;
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/** Replacement for getaddrinfo(), using pre-recorded results. */
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int sandbox_getaddrinfo(const char *name, const char *servname,
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const struct addrinfo *hints,
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struct addrinfo **res);
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void sandbox_freeaddrinfo(struct addrinfo *addrinfo);
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void sandbox_free_getaddrinfo_cache(void);
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void sandbox_make_getaddrinfo_cache_active(void);
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#else /* !(defined(USE_SANDBOX_GETADDRINFO)) */
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#define sandbox_getaddrinfo(name, servname, hints, res) \
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getaddrinfo((name),(servname), (hints),(res))
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#define sandbox_add_addrinfo(name) \
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((void)(name))
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#define sandbox_freeaddrinfo(addrinfo) \
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freeaddrinfo((addrinfo))
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#define sandbox_free_getaddrinfo_cache()
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#endif /* defined(USE_SANDBOX_GETADDRINFO) */
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void sandbox_disable_getaddrinfo_cache(void);
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#endif
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