66 lines
1.2 KiB
C
66 lines
1.2 KiB
C
#include <errno.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <net/netlib.h>
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#include <net/gen/in.h>
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#include <net/gen/tcp.h>
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#include <net/gen/tcp_io.h>
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#include <net/gen/udp.h>
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#include <net/gen/udp_io.h>
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#define DEBUG 0
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static int _tcp_accept(int socket, struct sockaddr *_RESTRICT address,
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socklen_t *_RESTRICT address_len);
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int accept(int socket, struct sockaddr *_RESTRICT address,
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socklen_t *_RESTRICT address_len)
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{
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int r;
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r= _tcp_accept(socket, address, address_len);
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return r;
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#if DEBUG
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fprintf(stderr, "accept: not implemented for fd %d\n", socket);
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#endif
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errno= ENOSYS;
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return -1;
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}
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static int _tcp_accept(int socket, struct sockaddr *_RESTRICT address,
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socklen_t *_RESTRICT address_len)
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{
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int r, s1, t_errno;
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tcp_cookie_t cookie;
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s1= open(TCP_DEVICE, O_RDWR);
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if (s1 == -1)
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return s1;
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r= ioctl(s1, NWIOGTCPCOOKIE, &cookie);
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if (r == -1)
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{
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t_errno= errno;
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close(s1);
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errno= t_errno;
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return -1;
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}
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r= ioctl(socket, NWIOTCPACCEPTTO, &cookie);
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if (r == -1)
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{
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t_errno= errno;
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close(s1);
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errno= t_errno;
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return -1;
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}
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if (address != NULL)
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getpeername(s1, address, address_len);
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return s1;
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}
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