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/*
Copyright (C) 2006 Nicholas J Humfrey
Copyright (C) 2006 Jonathan Steinert
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself, either Perl version 5.6.1 or,
at your option, any later version of Perl 5 you may have available.
*/
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "ppport.h"
#include <sys/socket.h>
#include <netinet/in.h>
#ifdef WIN32
// winsock.h is for winsock <= 1.1
// #include <winsock.h>
// ws2tcpip.h is for winsock >= 2.0
#include <ws2tcpip.h>
#endif
#include "const-c.inc"
MODULE = Socket::Multicast6 PACKAGE = Socket::Multicast6
INCLUDE: const-xs.inc
PROTOTYPES: ENABLE
void
pack_ip_mreq(imr_multiaddr_sv, imr_interface_sv)
SV* imr_multiaddr_sv
SV* imr_interface_sv
CODE:
{
struct ip_mreq mreq;
STRLEN addrlen;
char * addr;
// Clear out final struct
Zero( &mreq, 1, struct ip_mreq );
// Byte load multicast address
addr = SvPVbyte(imr_multiaddr_sv, addrlen);
if (addrlen == sizeof(mreq.imr_multiaddr) || addrlen == 4)
// Copy across the multicast address
Copy( addr, &mreq.imr_multiaddr, 1, struct in_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::pack_ip_mreq",
addrlen, sizeof(mreq.imr_multiaddr));
// Byte load interface address
addr = SvPVbyte(imr_interface_sv, addrlen);
if (addrlen == sizeof(mreq.imr_interface) || addrlen == 4)
// Copy across the interface address
Copy( addr, &mreq.imr_interface, 1, struct in_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::pack_ip_mreq",
addrlen, sizeof(mreq.imr_interface));
// new mortal string, return it.
ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq)));
}
void
pack_ip_mreq_source(imr_multiaddr_sv, imr_source_sv, imr_interface_sv)
SV* imr_multiaddr_sv
SV* imr_source_sv
SV* imr_interface_sv
CODE:
{
#ifdef IP_ADD_SOURCE_MEMBERSHIP
struct ip_mreq_source mreq;
STRLEN addrlen;
char * addr;
// Clear out final struct
Zero( &mreq, 1, struct ip_mreq_source );
// Byte load multicast address
addr = SvPVbyte(imr_multiaddr_sv, addrlen);
if (addrlen == sizeof(mreq.imr_multiaddr) || addrlen == 4)
// Copy across the multicast address
Copy( addr, &mreq.imr_multiaddr, 1, struct in_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::ip_mreq_source",
addrlen, sizeof(mreq.imr_multiaddr));
// Byte load source address
addr = SvPVbyte(imr_source_sv, addrlen);
if (addrlen == sizeof(mreq.imr_sourceaddr) || addrlen == 4)
// Copy across the source address
Copy( addr, &mreq.imr_sourceaddr, 1, struct in_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::ip_mreq_source",
addrlen, sizeof(mreq.imr_sourceaddr));
// Byte load interface address
addr = SvPVbyte(imr_interface_sv, addrlen);
if (addrlen == sizeof(mreq.imr_interface) || addrlen == 4)
// Copy across the interface address
Copy( addr, &mreq.imr_interface, 1, struct in_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::ip_mreq_source",
addrlen, sizeof(mreq.imr_interface));
// new mortal string, return it.
ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq)));
#else
XSRETURN_UNDEF;
#endif
}
void
pack_ipv6_mreq(imr_multiaddr_sv, imr_interface_idx)
SV* imr_multiaddr_sv
unsigned int imr_interface_idx
CODE:
{
struct ipv6_mreq mreq;
STRLEN addrlen;
char * addr;
// Clear out final struct
Zero( &mreq, sizeof mreq, char );
// Copy across the interface number
mreq.ipv6mr_interface = imr_interface_idx;
// Byte load multicast address
addr = SvPVbyte(imr_multiaddr_sv, addrlen);
if (addrlen == sizeof(mreq.ipv6mr_multiaddr) || addrlen == 16)
// Copy accross the multicast address
Copy( addr, &mreq.ipv6mr_multiaddr, 1, struct in6_addr );
else
croak("Bad arg length for %s, length is %d, should be %d",
"Socket::Multicast6::pack_ipv6_mreq",
addrlen, sizeof(mreq.ipv6mr_multiaddr));
// new mortal string, return it.
ST(0) = sv_2mortal(newSVpvn((char *)&mreq, sizeof(mreq)));
}
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