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/*
This file is part of GNUnet
(C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 3, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file transport/plugin_transport_http_common.c
* @brief functionality shared by http client and server transport service plugin
* @author Matthias Wachs
*/
#include "platform.h"
#include "gnunet_common.h"
#include "gnunet_transport_plugin.h"
/**
* Timeout values for testing
*/
#define TESTING GNUNET_NO
#if TESTING
#define HTTP_SERVER_NOT_VALIDATED_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 3)
#define HTTP_CLIENT_NOT_VALIDATED_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 3)
#define CLIENT_SESSION_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 7)
#define SERVER_SESSION_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 7)
#define TIMEOUT_LOG GNUNET_ERROR_TYPE_DEBUG
#else
#define HTTP_SERVER_NOT_VALIDATED_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 15)
#define HTTP_CLIENT_NOT_VALIDATED_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 15)
#define CLIENT_SESSION_TIMEOUT GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT
#define SERVER_SESSION_TIMEOUT GNUNET_CONSTANTS_IDLE_CONNECTION_TIMEOUT
#define TIMEOUT_LOG GNUNET_ERROR_TYPE_DEBUG
#endif
#define HTTP_DEFAULT_PORT 80
#define HTTPS_DEFAULT_PORT 443
struct SplittedHTTPAddress;
struct SplittedHTTPAddress *
http_split_address (const char * addr);
/**
* Convert the transports address to a nice, human-readable
* format.
*
* @param cls closure
* @param type name of the transport that generated the address
* @param addr one of the addresses of the host, NULL for the last address
* the specific address format depends on the transport
* @param addrlen length of the address
* @param numeric should (IP) addresses be displayed in numeric form?
* @param timeout after how long should we give up?
* @param asc function to call on each string
* @param asc_cls closure for asc
*/
void
http_common_plugin_address_pretty_printer (void *cls, const char *type,
const void *addr, size_t addrlen,
int numeric,
struct GNUNET_TIME_Relative timeout,
GNUNET_TRANSPORT_AddressStringCallback
asc, void *asc_cls);
/**
* Function called for a quick conversion of the binary address to
* a numeric address. Note that the caller must not free the
* address and that the next call to this function is allowed
* to override the address again.
*
* @param cls closure
* @param addr binary address
* @param addrlen length of the address
* @return string representing the same address
*/
const char *
http_common_plugin_address_to_string (void *cls,
const void *addr,
size_t addrlen);
/**
* Function called to convert a string address to
* a binary address.
*
* @param cls closure ('struct Plugin*')
* @param addr string address
* @param addrlen length of the address
* @param buf location to store the buffer
* If the function returns GNUNET_SYSERR, its contents are undefined.
* @param added length of created address
* @return GNUNET_OK on success, GNUNET_SYSERR on failure
*/
int
http_common_plugin_string_to_address (void *cls,
const char *addr,
uint16_t addrlen,
void **buf,
size_t *added);
/**
* Create a HTTP address from a socketaddr
*
* @param protocol protocol
* @param addr sockaddr * address
* @param addrlen length of the address
* @return the string
*/
char *
http_common_address_from_socket (const char *protocol,
const struct sockaddr *addr,
socklen_t addrlen);
/**
* Create a socketaddr from a HTTP address
*
* @param addr sockaddr * address
* @param addrlen length of the address
* @param res the result:
* GNUNET_SYSERR, invalid input,
* GNUNET_YES: could convert to ip,
* GNUNET_NO: valid input but could not convert to ip (hostname?)
* @return the string
*/
struct sockaddr *
http_common_socket_from_address (const void *addr, size_t addrlen, int *res);
/**
* Get the length of an address
*
* @param addr address
* @return the size
*/
size_t
http_common_address_get_size (const void *addr);
/**
* Compare addr1 to addr2
*
* @param addr1 address1
* @param addrlen1 address 1 length
* @param addr2 address2
* @param addrlen2 address 2 length
* @return GNUNET_YES if equal, GNUNET_NO else
*/
size_t
http_common_cmp_addresses (const void *addr1, size_t addrlen1, const void *addr2, size_t addrlen2);
/* end of plugin_transport_http_common.c */
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