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18 lines
458 B
18 lines
458 B
#include <sys/types.h> |
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#include <sys/param.h> |
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#ifndef __MINGW32__ |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#endif |
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#include "windoze.h" |
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#include "socket.h" |
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#include "byte.h" |
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int socket_mcjoin4(int s,const char ip[4],const char _interface[4]) |
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{ |
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struct ip_mreq opt; |
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byte_copy(&opt.imr_multiaddr.s_addr,4,ip); |
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byte_copy(&opt.imr_interface.s_addr,4,_interface); |
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return winsock2errno(setsockopt(s,IPPROTO_IP,IP_ADD_MEMBERSHIP,&opt,sizeof opt)); |
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} |
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