shithub: riscv

ref: 5e010fd8a82ec3b6552b4002bcd4be0586081e9a
dir: /sys/src/ape/lib/bsd/priv.h/

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typedef struct Rock Rock;

enum
{
	Ctlsize=	128,

	/* states */
	Sopen=	0,
	Sbound,
	Sconnected,

	/* types of name */
	Tsys=	0,
	Tip,
	Tdom,
};

/*
 *  since BSD programs expect to perform both control and data functions
 *  through a single fd, we need to hide enough info under a rock to
 *  be able to open the control file when we need it.
 */
struct Rock
{
	Rock		*next;
	unsigned long	dev;		/* inode & dev of data file */
	unsigned long	inode;		/* ... */
	int		domain;		/* from socket call */
	int		stype;		/* ... */
	int		protocol;	/* ... */
	struct sockaddr	addr;		/* address from bind */
	int		reserved;	/* use a priveledged port # (< 1024) */
	struct sockaddr	raddr;		/* peer address */
	char		ctl[Ctlsize];	/* name of control file (if any) */
	int		other;		/* fd of the remote end for Unix domain */
};

extern Rock*	_sock_findrock(int, struct stat*);
extern Rock*	_sock_newrock(int);
extern void	_sock_srvname(char*, char*);
extern int	_sock_srv(char*, int);
extern int	_sock_data(int, char*, int, int, int, Rock**);
extern int	_sock_ipattr(char*);
extern void*	_sock_inip(struct sockaddr*);
extern int	_sock_inport(struct sockaddr*);
extern int	_sock_inisany(int af, void *addr);
extern int	_sock_inaddr(int, char*, char*, void*, int*);
extern void	_sock_ingetaddr(Rock*, void*, int*, char*);
extern char*	_sock_inaddr2string(Rock *r, char *dest, int dlen);