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/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA */
/*
* Vio Lite.
* Purpose: include file for Vio that will work with C and C++
*/
#ifndef vio_violite_h_
#define vio_violite_h_
#include "my_net.h" /* needed because of struct in_addr */
#ifdef HAVE_VIO
#include <Vio.h> /* Full VIO interface */
#else
/* Simple vio interface in C; The functions are implemented in violite.c */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifndef Vio_defined
#define Vio_defined
struct st_vio; /* Only C */
typedef struct st_vio Vio;
#endif
enum enum_vio_type { VIO_CLOSED, VIO_TYPE_TCPIP, VIO_TYPE_SOCKET,
VIO_TYPE_NAMEDPIPE, VIO_TYPE_SSL};
Vio* vio_new(my_socket sd,
enum enum_vio_type type,
my_bool localhost);
#ifdef __WIN__
Vio* vio_new_win32pipe(HANDLE hPipe);
#endif
void vio_delete(Vio* vio);
/*
* vio_read and vio_write should have the same semantics
* as read(2) and write(2).
*/
int vio_read( Vio* vio,
gptr buf, int size);
int vio_write( Vio* vio,
const gptr buf,
int size);
/*
* Whenever the socket is set to blocking mode or not.
*/
int vio_blocking( Vio* vio,
my_bool onoff);
my_bool vio_is_blocking( Vio* vio);
/*
* setsockopt TCP_NODELAY at IPPROTO_TCP level, when possible.
*/
int vio_fastsend( Vio* vio,
my_bool onoff);
/*
* setsockopt SO_KEEPALIVE at SOL_SOCKET level, when possible.
*/
int vio_keepalive( Vio* vio,
my_bool onoff);
/*
* Whenever we should retry the last read/write operation.
*/
my_bool vio_should_retry( Vio* vio);
/*
* When the workday is over...
*/
int vio_close( Vio* vio);
/*
* Short text description of the socket for those, who are curious..
*/
const char* vio_description( Vio* vio);
/* Return the type of the connection */
enum enum_vio_type vio_type(Vio* vio);
/* Return last error number */
int vio_errno(Vio *vio);
/* Get socket number */
my_socket vio_fd(Vio *vio);
/*
* Remote peer's address and name in text form.
*/
my_bool vio_peer_addr(Vio * vio, char *buf);
/* Remotes in_addr */
void vio_in_addr(Vio *vio, struct in_addr *in);
#ifdef __cplusplus
}
#endif
#endif /* HAVE_VIO */
#endif /* vio_violite_h_ */
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