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/* Copyright (C) 2013 by Ben Martin */
/*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _ALREADY_INCLUDED_GNETWORK_H_
#define _ALREADY_INCLUDED_GNETWORK_H_
#include <fontforge-config.h>
#define IPADDRESS_STRING_LENGTH_T 100
/**
* Get a string that describes this host. It may be something
* like "foobar" if the user has decided to call their laptop that name.
* So you might not be able to resolve the returned hostname on a remote
* computer. Data is copied to outstring and outstring is returned.
*/
char* ff_gethostname( char* outstring, int outstring_sz );
/**
* Get the network accessible IP address of the local machine.
*
* If the machine is multihomed you had better hope that traffic
* from the network can reach all NICs on the host.
*
* The output is copied to outstring which is assumed to be
* at least ipaddress_string_length_t bytes long. The outstring is
* also returned.
*/
extern char* getNetworkAddress( char* outstring );
extern char* HostPortPack( char* hostname, int port );
extern char* HostPortUnpack( char* packed, int* port, int port_default );
/**
* This is ZUUID_LEN. Because that length is stable and to avoid bringing in
* the czmq header file it is redeclared from base form here.
*/
#define FF_UUID_BINARY_SIZE 16
/**
* min length of a buffer that will contain an ascii string serialiation of a uuid
*/
#define FF_UUID_STRING_SIZE 33
/**
* generate a new uuid and stringify it into the target area provided
* after the call target should contain something like
* 1b4e28ba-2fa1-11d2-883f-0016d3cca427
* with the trailing NUL. Before the call target needs to be at least
* FF_UUID_STRING_SIZE bytes long.
* the 'target' is also the return value.
*/
char* ff_uuid_generate( char* target );
/**
* This test might be improved in the future.
* You pass a string which might have the form of a UUID (or be "\0 whatever") or
* just be a null pointer, and the function returns true if the uuid string
* you passed in conforms to being a uuid.
*/
extern int ff_uuid_isValid( char* uuid );
#endif
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