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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4sock10.ctr
*/

/**	@file dk4sock10.c The dk4sock10 module.
*/


#line 9 "dk4sock10.ctr"


#include "dk4conf.h"
#include "dk4sock.h"

#include <stdio.h>

#if DK4_HAVE_ERRNO_H
#ifndef ERRNO_H_INCLUDED
#include <errno.h>
#define	ERRNO_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_UNISTD_H
#ifndef	UNISTD_H_INCLUDED
#include <unistd.h>
#define	UNISTD_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_IO_H
#ifndef	IO_H_INCLUDED
#include <io.h>
#define	IO_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_ASSERT_H
#ifndef	ASSERT_H_INCLUDED
#include <assert.h>
#define	ASSERT_H_INCLUDED 1
#endif
#endif




#line 46 "dk4sock10.ctr"



dk4_socket_t
dk4socket_open(int af, int tp, int pr, dk4_er_t *erp)
{
  dk4_socket_t		back = INVALID_SOCKET;
  

#line 54 "dk4sock10.ctr"
  switch (af) {
    case AF_INET:
#if DK4_HAVE_STRUCT_SOCKADDR_IN6
    case AF_INET6:
#endif
#if defined(AF_UNIX)
    case AF_UNIX:
#endif
#if defined(AF_LOCAL) && (AF_UNIX != AF_LOCAL)
    case AF_LOCAL:
#endif
    {
      switch (tp) {
        case SOCK_STREAM : case SOCK_DGRAM : {
	  dk4socket_error_reset();
	  back = socket(af, tp, pr);
	  if (INVALID_SOCKET == back) {
	    dk4socket_error_report(erp, DK4_E_SOCKET_SOCKET);
	  }
	} break;
	default: {
	  dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
	  

#line 77 "dk4sock10.ctr"
	} break;
      }
    } break;
    default: {
      dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
      

#line 83 "dk4sock10.ctr"
    } break;
  }
  

#line 86 "dk4sock10.ctr"
  return back;
}



int
dk4socket_close(dk4_socket_t so, dk4_er_t *erp)
{
  int			back = DK4_SOCKET_RESULT_FAILED;
#if	DK4_USE_ASSERT
  assert(INVALID_SOCKET != so);
#endif
  if (INVALID_SOCKET != so) {
    dk4socket_error_reset();
#if DK4_ON_WINDOWS
    if (0 == closesocket(so))
#else
    if (0 == close(so))
#endif
    {
      back = DK4_SOCKET_RESULT_SUCCESS;
    } else {
      dk4socket_error_report(erp, DK4_E_SOCKET_CLOSE);
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}



int
dk4socket_shutdown(dk4_socket_t so, int how, dk4_er_t *erp)
{
  int		 back = DK4_SOCKET_RESULT_FAILED;
#if	DK4_USE_ASSERT
  assert(INVALID_SOCKET != so);
#endif
  if (INVALID_SOCKET != so) {
    switch (how) {
      case DK4_SOCKET_SHUT_READ :
      case DK4_SOCKET_SHUT_WRITE :
      case DK4_SOCKET_SHUT_RDWR :
      {
        dk4socket_error_reset();
        if (0 == shutdown(so, how)) {
	  back = DK4_SOCKET_RESULT_SUCCESS;
	} else {
	  dk4socket_error_report(erp, DK4_E_SOCKET_SHUTDOWN);
	}
      } break;
      default : {
        dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
      } break;
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}