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/* ISC license. */
#include <stdint.h>
#include <errno.h>
#include <skalibs/uint16.h>
#include <skalibs/tai.h>
#include <skalibs/gensetdyn.h>
#include <skalibs/skaclient.h>
#include <s6/ftrigr.h>
int ftrigr_unsubscribe (ftrigr_t *a, uint16_t i, tain_t const *deadline, tain_t *stamp)
{
ftrigr1_t *p ;
if (!i--) return (errno = EINVAL, 0) ;
p = GENSETDYN_P(ftrigr1_t, &a->data, i) ;
if (!p) return (errno = EINVAL, 0) ;
switch (p->state)
{
case FR1STATE_WAITACK :
case FR1STATE_WAITACKDATA :
{
char dummy ;
ftrigr_check(a, i+1, &dummy) ;
return 1 ;
}
default : break ;
}
{
char err ;
char pack[3] = "--U" ;
uint16_pack_big(pack, i) ;
if (!skaclient_send(&a->connection, pack, 3, &skaclient_default_cb, &err, deadline, stamp)) return 0 ;
if (err) return (errno = err, 0) ;
}
*p = ftrigr1_zero ;
return gensetdyn_delete(&a->data, i) ;
}
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