static int
smtp_send_thread(thread_t * thread)
{
smtp_t *smtp = THREAD_ARG(thread);
if (thread->type == THREAD_WRITE_TIMEOUT) {
log_message(LOG_INFO, "Timeout sending data to remote SMTP server %s."
, FMT_SMTP_HOST());
SMTP_FSM_READ(QUIT, thread, 0);
return 0;
}
SMTP_FSM_SEND(smtp->stage, thread);
/* Handle END command */
if (smtp->stage == END) {
SMTP_FSM_READ(QUIT, thread, 0);
return 0;
}
/* Registering next smtp command processing thread */
if (smtp->stage != ERROR) {
thread_add_read(thread->master, smtp_read_thread, smtp,
thread->u.fd, global_data->smtp_connection_to);
} else {
log_message(LOG_INFO, "Can not send data to remote SMTP server %s."
, FMT_SMTP_HOST());
SMTP_FSM_READ(QUIT, thread, 0);
}
return 0;
}
static int
connection_in_progress(thread_t * thread)
{
int status;
DBG("SMTP connection to %s now IN_PROGRESS.",
FMT_SMTP_HOST());
/*
* Here we use the propriety of a union structure,
* each element of the structure have the same value.
*/
status = tcp_socket_state(thread->u.fd, thread, connection_in_progress);
if (status != connect_in_progress)
SMTP_FSM_SEND(status, thread);
return 0;
}
static int
connection_in_progress(thread_t * thread)
{
int status;
DBG("SMTP connection to [%s]:%d now IN_PROGRESS.",
inet_sockaddrtos(&global_data->smtp_server), SMTP_PORT);
/*
* Here we use the propriety of a union structure,
* each element of the structure have the same value.
*/
status = tcp_socket_state(thread->u.fd, thread, connection_in_progress);
if (status != connect_in_progress)
SMTP_FSM_SEND(status, thread);
return 0;
}
