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/*++
/* NAME
/* smtp_state 3
/* SUMMARY
/* initialize/cleanup shared state
/* SYNOPSIS
/* #include "smtp.h"
/*
/* SMTP_STATE *smtp_state_alloc()
/*
/* void smtp_state_free(state)
/* SMTP_STATE *state;
/* DESCRIPTION
/* smtp_state_init() initializes the shared state, and allocates
/* memory for buffers etc.
/*
/* smtp_cleanup() destroys memory allocated by smtp_state_init().
/* STANDARDS
/* DIAGNOSTICS
/* BUGS
/* SEE ALSO
/* 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
/*--*/
/* System library. */
#include <sys_defs.h>
/* Utility library. */
#include <mymalloc.h>
#include <vstring.h>
#include <msg.h>
/* Global library. */
#include <mail_params.h>
/* Application-specific. */
#include "smtp.h"
#include "smtp_sasl.h"
/* smtp_state_alloc - initialize */
SMTP_STATE *smtp_state_alloc(void)
{
SMTP_STATE *state = (SMTP_STATE *) mymalloc(sizeof(*state));
state->misc_flags = 0;
state->src = 0;
state->service = 0;
state->request = 0;
state->session = 0;
state->status = 0;
state->space_left = 0;
state->iterator->request_nexthop = vstring_alloc(100);
state->iterator->dest = vstring_alloc(100);
state->iterator->host = vstring_alloc(100);
state->iterator->addr = vstring_alloc(100);
state->iterator->saved_dest = vstring_alloc(100);
if (var_smtp_cache_conn) {
state->dest_label = vstring_alloc(10);
state->dest_prop = vstring_alloc(10);
state->endp_label = vstring_alloc(10);
state->endp_prop = vstring_alloc(10);
state->cache_used = htable_create(1);
} else {
state->dest_label = 0;
state->dest_prop = 0;
state->endp_label = 0;
state->endp_prop = 0;
state->cache_used = 0;
}
state->why = dsb_create();
return (state);
}
/* smtp_state_free - destroy state */
void smtp_state_free(SMTP_STATE *state)
{
#ifdef USE_TLS
/* The TLS policy cache lifetime is one delivery. */
smtp_tls_policy_cache_flush();
#endif
vstring_free(state->iterator->request_nexthop);
vstring_free(state->iterator->dest);
vstring_free(state->iterator->host);
vstring_free(state->iterator->addr);
vstring_free(state->iterator->saved_dest);
if (state->dest_label)
vstring_free(state->dest_label);
if (state->dest_prop)
vstring_free(state->dest_prop);
if (state->endp_label)
vstring_free(state->endp_label);
if (state->endp_prop)
vstring_free(state->endp_prop);
if (state->cache_used)
htable_free(state->cache_used, (void (*) (void *)) 0);
if (state->why)
dsb_free(state->why);
myfree((void *) state);
}
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