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/*++
/* NAME
/* smtpd_proxy 3h
/* SUMMARY
/* SMTP server pass-through proxy client
/* SYNOPSIS
/* #include <smtpd.h>
/* #include <smtpd_proxy.h>
/* DESCRIPTION
/* .nf
/*
* Utility library.
*/
#include <vstream.h>
#include <vstring.h>
/*
* Application-specific.
*/
typedef int PRINTFPTRLIKE(3, 4) (*SMTPD_PROXY_CMD_FN) (SMTPD_STATE *, int, const char *,...);
typedef int PRINTFPTRLIKE(3, 4) (*SMTPD_PROXY_REC_FPRINTF_FN) (VSTREAM *, int, const char *,...);
typedef int (*SMTPD_PROXY_REC_PUT_FN) (VSTREAM *, int, const char *, ssize_t);
typedef struct SMTPD_PROXY {
/* Public. */
VSTREAM *stream;
VSTRING *request; /* proxy request buffer */
VSTRING *reply; /* proxy reply buffer */
SMTPD_PROXY_CMD_FN cmd;
SMTPD_PROXY_REC_FPRINTF_FN rec_fprintf;
SMTPD_PROXY_REC_PUT_FN rec_put;
/* Private. */
int flags;
VSTREAM *service_stream;
const char *service_name;
int timeout;
const char *ehlo_name;
const char *mail_from;
} SMTPD_PROXY;
#define SMTPD_PROXY_FLAG_SPEED_ADJUST (1<<0)
#define SMTPD_PROXY_NAME_SPEED_ADJUST "speed_adjust"
#define SMTPD_PROX_WANT_BAD 0xff /* Do not use */
#define SMTPD_PROX_WANT_NONE '\0' /* Do not receive reply */
#define SMTPD_PROX_WANT_ANY '0' /* Expect any reply */
#define SMTPD_PROX_WANT_OK '2' /* Expect 2XX reply */
#define SMTPD_PROX_WANT_MORE '3' /* Expect 3XX reply */
extern int smtpd_proxy_create(SMTPD_STATE *, int, const char *, int, const char *, const char *);
extern void smtpd_proxy_close(SMTPD_STATE *);
extern void smtpd_proxy_free(SMTPD_STATE *);
extern int smtpd_proxy_parse_opts(const char *, const char *);
/* LICENSE
/* .ad
/* .fi
/* The Secure Mailer license must be distributed with this software.
/* AUTHOR(S)
/* Wietse Venema
/* IBM T.J. Watson Research
/* P.O. Box 704
/* Yorktown Heights, NY 10598, USA
/*--*/
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