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#ifndef _siobuf_h
#define _siobuf_h
/*
* This file is part of libESMTP, a library for submission of RFC 2822
* formatted electronic mail messages using the SMTP protocol described
* in RFC 2821.
*
* Copyright (C) 2001,2002 Brian Stafford <brian@stafford.uklinux.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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
*/
typedef struct siobuf *siobuf_t;
#define SIO_BUFSIZE 2048 /* arbitrary, not too short, not too long */
#define SIO_READ 1
#define SIO_WRITE 2
typedef void (*recodecb_t) (char **dstbuf, int *dstlen,
const char *srcbuf, int srclen, void *arg);
typedef void (*monitorcb_t) (const char *buffer, int length, int direction,
void *arg);
struct siobuf *sio_attach(int sdr, int sdw, int buffer_size);
void sio_detach(struct siobuf *sio);
void sio_set_monitorcb(struct siobuf *sio, monitorcb_t cb, void *arg);
void sio_set_timeout(struct siobuf *sio, int milliseconds);
void sio_set_securitycb(struct siobuf *sio, recodecb_t encode_cb,
recodecb_t decode_cb, void *arg);
int sio_poll(struct siobuf *sio,int want_read, int want_write, int fast);
void sio_write(struct siobuf *sio, const void *bufp, int buflen);
void sio_flush(struct siobuf *sio);
void sio_mark(struct siobuf *sio);
int sio_fill(struct siobuf *sio);
int sio_read(struct siobuf *sio, void *bufp, int buflen);
char *sio_gets(struct siobuf *sio, char buf[], int buflen);
int sio_printf(struct siobuf *sio, const char *format, ...)
__attribute__ ((format (printf, 2, 3))) ;
void *sio_set_userdata (struct siobuf *sio, void *user_data);
void *sio_get_userdata (struct siobuf *io);
#ifdef USE_TLS
int sio_set_tlsclient_ssl (struct siobuf *sio, SSL *ssl);
int sio_set_tlsserver_ssl (struct siobuf *sio, SSL *ssl);
#endif
#endif
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