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/* ISC license. */
#include <stdint.h>
#include <unistd.h>
#include <fcntl.h>
#include <skalibs/types.h>
#include <skalibs/sgetopt.h>
#include <skalibs/strerr.h>
#include <skalibs/djbunix.h>
#include "s6tls-internal.h"
#define USAGE "s6-tlsc [ -S | -s ] [ -J | -j ] [ -Y | -y ] [ -v verbosity ] [ -K timeout ] [ -k servername ] [ -Z | -z ] [ -6 fdr ] [ -7 fdw ] prog..."
#define dieusage() strerr_dieusage(100, USAGE)
int main (int argc, char const *const *argv)
{
unsigned int verbosity = 1 ;
unsigned int kimeout = 0 ;
int p[8] = { [6] = 6, [7] = 7 } ;
uint32_t coptions = 0 ;
uint32_t poptions = 1 ;
pid_t pid ;
char const *servername = 0 ;
char const *newargv[S6TLS_PREP_IO_ARGC] ;
char buf[S6TLS_PREP_IO_BUFLEN] ;
PROG = "s6-tlsc" ;
{
subgetopt l = SUBGETOPT_ZERO ;
for (;;)
{
int opt = subgetopt_r(argc, argv, "SsJjyYv:K:k:Zz6:7:", &l) ;
if (opt == -1) break ;
switch (opt)
{
case 'S' : coptions |= 4 ; break ;
case 's' : coptions &= ~4 ; break ;
case 'J' : coptions |= 2 ; break ;
case 'j' : coptions &= ~2 ; break ;
case 'y' : coptions |= 1 ; break ;
case 'Y' : coptions &= ~1 ; break ;
case 'v' : if (!uint0_scan(l.arg, &verbosity)) dieusage() ; break ;
case 'K' : if (!uint0_scan(l.arg, &kimeout)) dieusage() ; break ;
case 'k' : servername = l.arg ; break ;
case 'Z' : poptions &= ~1 ; break ;
case 'z' : poptions |= 1 ; break ;
case '6' :
{
unsigned int fd ;
if (!uint0_scan(l.arg, &fd) || fd < 3) dieusage() ;
p[6] = fd ;
break ;
}
case '7' :
{
unsigned int fd ;
if (!uint0_scan(l.arg, &fd) || fd < 3) dieusage() ;
p[7] = fd ;
break ;
}
default : dieusage() ;
}
}
argc -= l.ind ; argv += l.ind ;
}
if (!argc || p[6] == p[7]) dieusage() ;
fd_sanitize() ;
if (fcntl(p[6], F_GETFD) == -1 || fcntl(p[7], F_GETFD) == -1)
strerr_diefu1sys(111, "check network fds") ;
if (pipe(p) == -1 || pipe(p+2) == -1 || pipe(p+4) == -1)
strerr_diefu1sys(111, "pipe") ;
s6tls_prep_tlscio(newargv, buf, p, coptions, verbosity, kimeout, servername) ;
pid = s6tls_io_spawn(newargv, p, 1) ;
if (!pid) strerr_diefu2sys(111, "spawn ", newargv[0]) ;
s6tls_sync_and_exec_app(argv, p, pid, poptions) ;
}
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