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/* ISC license. */
#include <skalibs/sysdeps.h>
#include <skalibs/nonposix.h>
#include <sys/socket.h>
#include <errno.h>
#include <skalibs/djbunix.h>
#ifdef SKALIBS_HASACCEPT4
int socketpair_internal (int domain, int type, int protocol, unsigned int flags, int *sv)
{
return socketpair(domain, type | ((flags & DJBUNIX_FLAG_NB) ? SOCK_NONBLOCK : 0) | ((flags & DJBUNIX_FLAG_COE) ? SOCK_CLOEXEC : 0), protocol, sv) ;
}
#else
int socketpair_internal (int domain, int type, int protocol, unsigned int flags, int *sv)
{
int fd[2] ;
if (socketpair(domain, type, protocol, fd) < 0) return -1 ;
if (flags & DJBUNIX_FLAG_NB)
{
if (ndelay_on(fd[0]) < 0) goto err ;
if (ndelay_on(fd[1]) < 0) goto err ;
}
else
{
if (ndelay_off(fd[0]) < 0) goto err ;
if (ndelay_off(fd[1]) < 0) goto err ;
}
if (flags & DJBUNIX_FLAG_COE)
{
if (coe(fd[0]) < 0) goto err ;
if (coe(fd[1]) < 0) goto err ;
}
else
{
if (uncoe(fd[0]) < 0) goto err ;
if (uncoe(fd[1]) < 0) goto err ;
}
sv[0] = fd[0] ;
sv[1] = fd[1] ;
return 0 ;
err:
{
int e = errno ;
fd_close(fd[1]) ;
fd_close(fd[0]) ;
errno = e ;
}
return -1 ;
}
#endif
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