/**

 * \file socket.h -- declarations for socket library functions

 *

 * For license terms, see the file COPYING in this directory.

 */

#ifndef SOCKET__

#define SOCKET__

struct addrinfo;

#include <config.h>

#ifdef HAVE_SYS_SOCKET_H

#include <sys/socket.h>

#elif HAVE_NET_SOCKET_H

#include <net/socket.h>

#endif

#include <netdb.h>

/** Create a new client socket; returns -1 on error */

int SockOpen(const char *host, const char *service, const char *plugin, struct addrinfo **);

/** 

Get a string terminated by an '\n' (matches interface of fgets).

Pass it a valid socket, a buffer for the string, and

the length of the buffer (including the trailing \0)

returns length of buffer on success, -1 on failure. 

*/

int SockRead(int sock, char *buf, int len);

/**

 * Peek at the next socket character without actually reading it.

 */

int SockPeek(int sock);

/**

Write a chunk of bytes to the socket (matches interface of fwrite).

Returns number of bytes successfully written.

*/

int SockWrite(int sock, const char *buf, int size);

/* from /usr/include/sys/cdefs.h */

#if !defined __GNUC__ || __GNUC__ < 2

# define __attribute__(xyz)    /* Ignore. */

#endif

/**

Send formatted output to the socket (matches interface of fprintf).

Returns number of bytes successfully written.

*/

#if defined(HAVE_STDARG_H)

int SockPrintf(int sock, const char *format, ...)

    __attribute__ ((format (printf, 2, 3)))

    ;

#else

int SockPrintf();

#endif

/**

Close a socket previously opened by SockOpen.  This allows for some

additional clean-up if necessary.

*/

int SockClose(int sock);

/**

 \todo document this

*/

int UnixOpen(const char *path);

#ifdef SSL_ENABLE

int SSLOpen(int sock, char *mycert, char *mykey, const char *myproto, int certck, char *cacertfile, char *cacertpath,

    char *fingerprint, char *servercname, char *label, char **remotename);

#endif /* SSL_ENABLE */

#endif /* SOCKET__ */