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/* ISC license. */
#include <sys/types.h>
#include <sys/uio.h>
#include <skalibs/posixplz.h>
#include <skalibs/cspawn.h>
#include <skalibs/djbunix.h>
#include <skalibs/textmessage.h>
#include <pamela/config.h>
#include <pamela/pamela.h>
int pamela_startf (pamela_t *a, char const *service_name, char const *user, pamela_pam_conv_func_ref convfn, void *aux)
{
char const *argv[4] = { PAMELA_LIBEXECPREFIX "pamelad", service_name, user, 0 } ;
int fd[2] ;
pid_t pid = child_spawn2(argv[0], argv, (char const *const *)environ, fd) ;
int e = PAMELA_PAM_ABORT ;
struct iovec v ;
if (!pid) return 0 ;
textmessage_receiver_init(&a->in, fd[0], a->inbuf, PAMELA_BUFSIZE, TEXTMESSAGE_MAXLEN) ;
if (textmessage_timed_receive(&a->in, &v, 0, 0) <= 0) goto err ;
if (v.iov_len != 1) goto ferr ;
e = ((unsigned char const *)v.iov_base)[0] ; if (e) goto ferr ;
a->pid = pid ;
a->delayfn = 0 ;
a->convfn = convfn ;
a->aux = aux ;
textmessage_sender_init(&a->out, fd[1]) ;
return e ;
ferr:
textmessage_receiver_free(&a->in) ;
err:
fd_close(fd[1]) ;
fd_close(fd[0]) ;
{
int wstat ;
waitpid_nointr(pid, &wstat, 0) ;
}
return e ;
}
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