e1c5a2b334
Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6240 c046a42c-6fe2-441c-8c8c-71466251a162
94 lines
3.3 KiB
C
94 lines
3.3 KiB
C
/*
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* Copyright (c) 1995 Danny Gasparovski.
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*
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* Please read the file COPYRIGHT for the
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* terms and conditions of the copyright.
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*/
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/* MINE */
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#ifndef _SLIRP_SOCKET_H_
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#define _SLIRP_SOCKET_H_
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#define SO_EXPIRE 240000
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#define SO_EXPIREFAST 10000
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/*
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* Our socket structure
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*/
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struct socket {
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struct socket *so_next,*so_prev; /* For a linked list of sockets */
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int s; /* The actual socket */
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/* XXX union these with not-yet-used sbuf params */
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struct mbuf *so_m; /* Pointer to the original SYN packet,
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* for non-blocking connect()'s, and
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* PING reply's */
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struct tcpiphdr *so_ti; /* Pointer to the original ti within
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* so_mconn, for non-blocking connections */
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int so_urgc;
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struct in_addr so_faddr; /* foreign host table entry */
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struct in_addr so_laddr; /* local host table entry */
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u_int16_t so_fport; /* foreign port */
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u_int16_t so_lport; /* local port */
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u_int8_t so_iptos; /* Type of service */
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u_int8_t so_emu; /* Is the socket emulated? */
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u_char so_type; /* Type of socket, UDP or TCP */
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int so_state; /* internal state flags SS_*, below */
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struct tcpcb *so_tcpcb; /* pointer to TCP protocol control block */
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u_int so_expire; /* When the socket will expire */
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int so_queued; /* Number of packets queued from this socket */
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int so_nqueued; /* Number of packets queued in a row
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* Used to determine when to "downgrade" a session
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* from fastq to batchq */
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struct sbuf so_rcv; /* Receive buffer */
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struct sbuf so_snd; /* Send buffer */
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void * extra; /* Extra pointer */
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};
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/*
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* Socket state bits. (peer means the host on the Internet,
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* local host means the host on the other end of the modem)
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*/
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#define SS_NOFDREF 0x001 /* No fd reference */
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#define SS_ISFCONNECTING 0x002 /* Socket is connecting to peer (non-blocking connect()'s) */
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#define SS_ISFCONNECTED 0x004 /* Socket is connected to peer */
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#define SS_FCANTRCVMORE 0x008 /* Socket can't receive more from peer (for half-closes) */
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#define SS_FCANTSENDMORE 0x010 /* Socket can't send more to peer (for half-closes) */
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/* #define SS_ISFDISCONNECTED 0x020*/ /* Socket has disconnected from peer, in 2MSL state */
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#define SS_FWDRAIN 0x040 /* We received a FIN, drain data and set SS_FCANTSENDMORE */
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#define SS_CTL 0x080
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#define SS_FACCEPTCONN 0x100 /* Socket is accepting connections from a host on the internet */
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#define SS_FACCEPTONCE 0x200 /* If set, the SS_FACCEPTCONN socket will die after one accept */
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extern struct socket tcb;
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struct socket * solookup _P((struct socket *, struct in_addr, u_int, struct in_addr, u_int));
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struct socket * socreate _P((void));
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void sofree _P((struct socket *));
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int soread _P((struct socket *));
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void sorecvoob _P((struct socket *));
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int sosendoob _P((struct socket *));
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int sowrite _P((struct socket *));
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void sorecvfrom _P((struct socket *));
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int sosendto _P((struct socket *, struct mbuf *));
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struct socket * solisten _P((u_int, u_int32_t, u_int, int));
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void soisfconnecting _P((register struct socket *));
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void soisfconnected _P((register struct socket *));
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void soisfdisconnected _P((struct socket *));
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void sofwdrain _P((struct socket *));
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size_t sopreprbuf(struct socket *so, struct iovec *iov, int *np);
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int soreadbuf(struct socket *so, const char *buf, int size);
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#endif /* _SOCKET_H_ */
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