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42 lines
1.0 KiB
42 lines
1.0 KiB
#include <sys/param.h> |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <netinet/in.h> |
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#include "byte.h" |
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#include "socket.h" |
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#include "ip6.h" |
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#include "haveip6.h" |
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int socket_recv6(int s,char *buf,unsigned int len,char ip[16],uint16 *port,uint32 *scope_id) |
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{ |
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#ifdef LIBC_HAS_IP6 |
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struct sockaddr_in6 si; |
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#else |
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struct sockaddr_in si; |
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#endif |
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unsigned int Len = sizeof si; |
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int r; |
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byte_zero(&si,Len); |
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if ((r = recvfrom(s,buf,len,0,(struct sockaddr *) &si,&Len))<0) return -1; |
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#ifdef LIBC_HAS_IP6 |
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if (noipv6) { |
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struct sockaddr_in *si4=(struct sockaddr_in *)&si; |
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byte_copy(ip,12,V4mappedprefix); |
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byte_copy(ip+12,4,(char *) &si4->sin_addr); |
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uint16_unpack_big((char *) &si4->sin_port,port); |
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return r; |
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} |
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byte_copy(ip,16,(char *) &si.sin6_addr); |
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uint16_unpack_big((char *) &si.sin6_port,port); |
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if (scope_id) *scope_id=si.sin6_scope_id; |
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#else |
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byte_copy(ip,12,(char *)V4mappedprefix); |
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byte_copy(ip+12,4,(char *) &si.sin_addr); |
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uint16_unpack_big((char *) &si.sin_port,port); |
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if (scope_id) *scope_id=0; |
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#endif |
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return r; |
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}
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