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-rw-r--r--libcurl/src/lib/hostip.h250
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diff --git a/libcurl/src/lib/hostip.h b/libcurl/src/lib/hostip.h
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--- a/libcurl/src/lib/hostip.h
+++ /dev/null
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-#ifndef HEADER_CURL_HOSTIP_H
-#define HEADER_CURL_HOSTIP_H
-/***************************************************************************
- * _ _ ____ _
- * Project ___| | | | _ \| |
- * / __| | | | |_) | |
- * | (__| |_| | _ <| |___
- * \___|\___/|_| \_\_____|
- *
- * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
- *
- * This software is licensed as described in the file COPYING, which
- * you should have received as part of this distribution. The terms
- * are also available at http://curl.haxx.se/docs/copyright.html.
- *
- * You may opt to use, copy, modify, merge, publish, distribute and/or sell
- * copies of the Software, and permit persons to whom the Software is
- * furnished to do so, under the terms of the COPYING file.
- *
- * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
- * KIND, either express or implied.
- *
- ***************************************************************************/
-
-#include "curl_setup.h"
-#include "hash.h"
-#include "curl_addrinfo.h"
-#include "asyn.h"
-
-#ifdef HAVE_SETJMP_H
-#include <setjmp.h>
-#endif
-
-#ifdef NETWARE
-#undef in_addr_t
-#define in_addr_t unsigned long
-#endif
-
-/* Allocate enough memory to hold the full name information structs and
- * everything. OSF1 is known to require at least 8872 bytes. The buffer
- * required for storing all possible aliases and IP numbers is according to
- * Stevens' Unix Network Programming 2nd edition, p. 304: 8192 bytes!
- */
-#define CURL_HOSTENT_SIZE 9000
-
-#define CURL_TIMEOUT_RESOLVE 300 /* when using asynch methods, we allow this
- many seconds for a name resolve */
-
-#define CURL_ASYNC_SUCCESS CURLE_OK
-
-struct addrinfo;
-struct hostent;
-struct SessionHandle;
-struct connectdata;
-
-/*
- * Curl_global_host_cache_init() initializes and sets up a global DNS cache.
- * Global DNS cache is general badness. Do not use. This will be removed in
- * a future version. Use the share interface instead!
- *
- * Returns a struct curl_hash pointer on success, NULL on failure.
- */
-CURL_STATIC struct curl_hash *Curl_global_host_cache_init(void);
-CURL_STATIC void Curl_global_host_cache_dtor(void);
-
-struct Curl_dns_entry {
- Curl_addrinfo *addr;
- /* timestamp == 0 -- CURLOPT_RESOLVE entry, doesn't timeout */
- time_t timestamp;
- /* use-counter, use Curl_resolv_unlock to release reference */
- long inuse;
-};
-
-/*
- * Curl_resolv() returns an entry with the info for the specified host
- * and port.
- *
- * The returned data *MUST* be "unlocked" with Curl_resolv_unlock() after
- * use, or we'll leak memory!
- */
-/* return codes */
-#define CURLRESOLV_TIMEDOUT -2
-#define CURLRESOLV_ERROR -1
-#define CURLRESOLV_RESOLVED 0
-#define CURLRESOLV_PENDING 1
-CURL_STATIC int Curl_resolv(struct connectdata *conn, const char *hostname,
- int port, struct Curl_dns_entry **dnsentry);
-CURL_STATIC int Curl_resolv_timeout(struct connectdata *conn, const char *hostname,
- int port, struct Curl_dns_entry **dnsentry,
- long timeoutms);
-
-#ifdef CURLRES_IPV6
-/*
- * Curl_ipv6works() returns TRUE if IPv6 seems to work.
- */
-CURL_STATIC bool Curl_ipv6works(void);
-#else
-#define Curl_ipv6works() FALSE
-#endif
-
-/*
- * Curl_ipvalid() checks what CURL_IPRESOLVE_* requirements that might've
- * been set and returns TRUE if they are OK.
- */
-CURL_STATIC bool Curl_ipvalid(struct connectdata *conn);
-
-
-/*
- * Curl_getaddrinfo() is the generic low-level name resolve API within this
- * source file. There are several versions of this function - for different
- * name resolve layers (selected at build-time). They all take this same set
- * of arguments
- */
-CURL_STATIC Curl_addrinfo *Curl_getaddrinfo(struct connectdata *conn,
- const char *hostname,
- int port,
- int *waitp);
-
-
-/* unlock a previously resolved dns entry */
-CURL_STATIC void Curl_resolv_unlock(struct SessionHandle *data,
- struct Curl_dns_entry *dns);
-
-/* for debugging purposes only: */
-CURL_STATIC void Curl_scan_cache_used(void *user, void *ptr);
-
-/* make a new dns cache and return the handle */
-CURL_STATIC struct curl_hash *Curl_mk_dnscache(void);
-
-/* prune old entries from the DNS cache */
-CURL_STATIC void Curl_hostcache_prune(struct SessionHandle *data);
-
-/* Return # of adresses in a Curl_addrinfo struct */
-CURL_STATIC int Curl_num_addresses (const Curl_addrinfo *addr);
-
-#if defined(CURLDEBUG) && defined(HAVE_GETNAMEINFO)
-int curl_dogetnameinfo(GETNAMEINFO_QUAL_ARG1 GETNAMEINFO_TYPE_ARG1 sa,
- GETNAMEINFO_TYPE_ARG2 salen,
- char *host, GETNAMEINFO_TYPE_ARG46 hostlen,
- char *serv, GETNAMEINFO_TYPE_ARG46 servlen,
- GETNAMEINFO_TYPE_ARG7 flags,
- int line, const char *source);
-#endif
-
-/* IPv4 threadsafe resolve function used for synch and asynch builds */
-CURL_STATIC Curl_addrinfo *Curl_ipv4_resolve_r(const char * hostname, int port);
-
-CURL_STATIC CURLcode Curl_async_resolved(struct connectdata *conn,
- bool *protocol_connect);
-
-#ifndef CURLRES_ASYNCH
-#define Curl_async_resolved(x,y) CURLE_OK
-#endif
-
-/*
- * Curl_addrinfo_callback() is used when we build with any asynch specialty.
- * Handles end of async request processing. Inserts ai into hostcache when
- * status is CURL_ASYNC_SUCCESS. Twiddles fields in conn to indicate async
- * request completed whether successful or failed.
- */
-CURL_STATIC CURLcode Curl_addrinfo_callback(struct connectdata *conn,
- int status,
- Curl_addrinfo *ai);
-
-/*
- * Curl_printable_address() returns a printable version of the 1st address
- * given in the 'ip' argument. The result will be stored in the buf that is
- * bufsize bytes big.
- */
-CURL_STATIC const char *Curl_printable_address(const Curl_addrinfo *ip,
- char *buf, size_t bufsize);
-
-/*
- * Curl_fetch_addr() fetches a 'Curl_dns_entry' already in the DNS cache.
- *
- * Returns the Curl_dns_entry entry pointer or NULL if not in the cache.
- *
- * The returned data *MUST* be "unlocked" with Curl_resolv_unlock() after
- * use, or we'll leak memory!
- */
-CURL_STATIC struct Curl_dns_entry *
-Curl_fetch_addr(struct connectdata *conn,
- const char *hostname,
- int port);
-/*
- * Curl_cache_addr() stores a 'Curl_addrinfo' struct in the DNS cache.
- *
- * Returns the Curl_dns_entry entry pointer or NULL if the storage failed.
- */
-CURL_STATIC struct Curl_dns_entry *
-Curl_cache_addr(struct SessionHandle *data, Curl_addrinfo *addr,
- const char *hostname, int port);
-
-#ifndef INADDR_NONE
-#define CURL_INADDR_NONE (in_addr_t) ~0
-#else
-#define CURL_INADDR_NONE INADDR_NONE
-#endif
-
-#ifdef HAVE_SIGSETJMP
-/* Forward-declaration of variable defined in hostip.c. Beware this
- * is a global and unique instance. This is used to store the return
- * address that we can jump back to from inside a signal handler.
- * This is not thread-safe stuff.
- */
-extern sigjmp_buf curl_jmpenv;
-#endif
-
-/*
- * Function provided by the resolver backend to set DNS servers to use.
- */
-CURL_STATIC CURLcode Curl_set_dns_servers(struct SessionHandle *data, char *servers);
-
-/*
- * Function provided by the resolver backend to set
- * outgoing interface to use for DNS requests
- */
-CURL_STATIC CURLcode Curl_set_dns_interface(struct SessionHandle *data,
- const char *interf);
-
-/*
- * Function provided by the resolver backend to set
- * local IPv4 address to use as source address for DNS requests
- */
-CURL_STATIC CURLcode Curl_set_dns_local_ip4(struct SessionHandle *data,
- const char *local_ip4);
-
-/*
- * Function provided by the resolver backend to set
- * local IPv6 address to use as source address for DNS requests
- */
-CURL_STATIC CURLcode Curl_set_dns_local_ip6(struct SessionHandle *data,
- const char *local_ip6);
-
-/*
- * Clean off entries from the cache
- */
-CURL_STATIC void Curl_hostcache_clean(struct SessionHandle *data, struct curl_hash *hash);
-
-/*
- * Destroy the hostcache of this handle.
- */
-CURL_STATIC void Curl_hostcache_destroy(struct SessionHandle *data);
-
-/*
- * Populate the cache with specified entries from CURLOPT_RESOLVE.
- */
-CURL_STATIC CURLcode Curl_loadhostpairs(struct SessionHandle *data);
-
-#endif /* HEADER_CURL_HOSTIP_H */