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44 lines
1.0 KiB
C
44 lines
1.0 KiB
C
24 years ago
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#include <sys/param.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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#include "error.h"
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int socket_accept6(int s,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 sa;
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#else
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struct sockaddr_in sa;
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#endif
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unsigned int dummy = sizeof sa;
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int fd;
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fd = accept(s,(struct sockaddr *) &sa,&dummy);
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if (fd == -1) return -1;
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#ifdef LIBC_HAS_IP6
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if (sa.sin6_family==AF_INET) {
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struct sockaddr_in *sa4=(struct sockaddr_in*)&sa;
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byte_copy(ip,12,V4mappedprefix);
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byte_copy(ip+12,4,(char *) &sa4->sin_addr);
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uint16_unpack_big((char *) &sa4->sin_port,port);
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return fd;
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}
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byte_copy(ip,16,(char *) &sa.sin6_addr);
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uint16_unpack_big((char *) &sa.sin6_port,port);
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if (scope_id) *scope_id=sa.sin6_scope_id;
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return fd;
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#else
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byte_copy(ip,12,V4mappedprefix);
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byte_copy(ip+12,4,(char *) &sa.sin_addr);
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uint16_unpack_big((char *) &sa.sin_port,port);
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if (scope_id) *scope_id=0;
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return fd;
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#endif
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}
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