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path: root/support/dktools/dk4socka07.c
blob: 7b7cf9ba97fc5af74e5037f1cfbb0d8767e21e05 (plain)
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/*
	WARNING: This file was generated by dkct.
	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: dk4socka07.ctr
*/

/*
Copyright (C) 2015-2017, Dirk Krause

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:

* Redistributions of source code must retain the above copyright notice,
  this list of conditions and the following disclaimer.
* Redistributions in binary form must reproduce the above opyright notice,
  this list of conditions and the following disclaimer in the documentation
  and/or other materials provided with the distribution.
* Neither the name of the author nor the names of contributors may be used
  to endorse or promote products derived from this software without specific
  prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED.
IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

/**	@file dk4socka07.c The dk4socka07 module.
*/


#line 9 "dk4socka07.ctr"


#include "dk4sock.h"
#include "dk4socka.h"
#include "dk4mem.h"

#if DK4_HAVE_GETADDRINFO
#include "dk4mao8d.h"
#else
#if DK4_CHAR_SIZE > 1
#include "dk4maiwdus.h"
#include "dk4rec24.h"
#endif
#include "dk4mai8dus.h"
#endif

#include "dk4maiddus.h"
#include "dk4maodd.h"
#include "dk4maodh.h"





#line 32 "dk4socka07.ctr"



/**	Constant texts used by module, not localized.
*/
static const dkChar * const	dk4socket_03_kwnl[] = {
/* 0 */
dkT("\n\t"),

/* 1 */
dkT(": "),

/* 2 */
dkT("@"),

NULL


#line 52 "dk4socka07.ctr"
};



/*
	Internal tool functions
	-----------------------
*/

/**	Report error from dk4socket_tcp_client_for_addr().
	@param	app		Application structure for logging.
	@param	hostname	Host name to connect to.
	@param	afam		Address family.
	@param	sremote		Pointer to remote address buffer.
	@param	szremote	Remote address size.
	@param	slocal		Pointer to local address buffer.
	@param	szlocal		Local address size.
	@param	erp		Error report, required.
*/
static
void
dk4socket_report_connection_error(
  dk4_app_t		*app,
  const dkChar		*hostname,
  int			 afam,
  const struct sockaddr	*sremote,
  size_t		 szremote,
  const struct sockaddr	*slocal,
  size_t		 szlocal,
  dk4_er_t		*erp
)
{
  const	dkChar *	 msgt[32];		/* Message components */
  dkChar		 bdec[16*sizeof(dk4_um_t)];	/* Decimal */
  dkChar		 bhex[16*sizeof(dk4_um_t)];	/* Hexadecimal */
  dkChar		 bloc[128];		/* Local address */
  dkChar		 brem[128];		/* Remote address */
  const dkChar * const	*msga		= NULL;	/* Localized texts */
  const dkChar		*fctname	= NULL;	/* Name of failed function */
  const	dkChar		*msgtext	= NULL;	/* Text why fct failed */
#if VERSION_BEFORE_20150821
  size_t		 szmsga		= 0;	/* Number of elems in msga */
#endif
  size_t		 used		= 0;	/* No used elems in msgt */
  int			 res		= 0;	/* Conversion result */
  int			 bothbuf	= 0;	/* Flag: Have bdec and bhex */
  int			 fctnmsg	= 0;	/* Flag: Use fct name */
  

#line 100 "dk4socka07.ctr"
  if (NULL != app) {
    if (dk4app_log_do(app, DK4_LL_ERROR)) {
#if VERSION_BEFORE_20150821
      szmsga = dk4socket_log_num_texts();
#endif
      msga   = dk4socket_log_texts(app);
      dk4socket_log_fctname_msg(&fctname, &msgtext, app, erp);
      if (NULL == msgtext) {
        res = dk4ma_write_decimal_signed(
	  bdec, DK4_SIZEOF(bdec,dkChar), (dk4_im_t)(erp->dt.iDetails1), 0, NULL
	);
	if (0 != res) {
	  res = dk4ma_write_hex_signed(
	    bhex,DK4_SIZEOF(bhex,dkChar),(dk4_im_t)(erp->dt.iDetails1),0,NULL
	  );
	  if (0 != res) { bothbuf = 1; }
	}
      }
      msgt[used++] = msga[41];
      if ((NULL != slocal) && (0 < szlocal)) {
        res = dk4socket_addr_port_to_text(
	  bloc, DK4_SIZEOF(bloc,dkChar), afam, slocal, szlocal, NULL
	);
	if (DK4_SOCKET_RESULT_SUCCESS == res) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[42];
	  msgt[used++] = bloc;
	}
      }
      if ((NULL != sremote) && (0 < szremote)) {
        res = dk4socket_addr_port_to_text(
	  brem, DK4_SIZEOF(brem,dkChar), afam, sremote, szremote, NULL
	);
	if (DK4_SOCKET_RESULT_SUCCESS == res) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[43];
	  msgt[used++] = brem;
	}
      }
      switch (erp->ec) {
        case DK4_E_INVALID_ARGUMENTS : {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[45];
	} break;
	case DK4_E_SOCKET_SOCKET : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[2];
	} break;
	case DK4_E_SOCKET_BIND : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[4];
	} break;
	case DK4_E_SOCKET_FCNTL : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[9];
	} break;
	case DK4_E_SOCKET_IOCTLSOCKET : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[9];
	} break;
	case DK4_E_SOCKET_CONNECT : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[7];
	} break;
	case DK4_E_SOCKET_TIMEOUT : {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[44];
	} break;
	case DK4_E_SOCKET_SELECT : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[44];
	} break;
	case DK4_E_SOCKET_GETSOCKOPT : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[8];
	} break;
	case DK4_E_SOCKET_SETSOCKOPT : {
	  fctnmsg = 1;
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[8];
	} break;
      }
      if (0 != fctnmsg) {
        if ((NULL != fctname) && ((NULL != msgtext) || (0 != bothbuf))) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = fctname;
	  msgt[used++] = dk4socket_03_kwnl[1];
	  if (NULL != msgtext) {
	    msgt[used++] = msgtext;
	  } else {
#if DK4_ON_WINDOWS
	    msgt[used++] = msga[40];
#else
	    msgt[used++] = msga[37];
#endif
	    msgt[used++] = bdec;
	    msgt[used++] = msga[38];
	    msgt[used++] = bhex;
	    msgt[used++] = msga[39];
	  }
	}
      }
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
  

#line 213 "dk4socka07.ctr"
}



/**	Report error from dk4socket_tcp_client_for_addr().
	@param	app		Application structure for logging.
	@param	hostname	Host name to connect to.
	@param	afam		Address family.
	@param	sremote		Pointer to remote address buffer.
	@param	szremote	Remote address size.
	@param	slocal		Pointer to local address buffer.
	@param	szlocal		Local address size.
	@param	erp		Error report, required.
*/
static
void
dk4socket_report_connection_established(
  dk4_app_t		*app,
  const dkChar		*hostname,
  int			 afam,
  const struct sockaddr	*sremote,
  size_t		 szremote,
  const struct sockaddr	*slocal,
  size_t		 szlocal
)
{
  const	dkChar *	 msgt[32];		/* Message components */
  dkChar		 bloc[128];		/* Local address */
  dkChar		 brem[128];		/* Remote address */
  const dkChar * const	*msga		= NULL;	/* Localized texts */
#if VERSION_BEFORE_20150821
  size_t		 szmsga		= 0;	/* Number of elems in msga */
#endif
  size_t		 used		= 0;	/* No used elems in msgt */
  int			 res		= 0;	/* Conversion result */

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_PROGRESS)) {
#if VERSION_BEFORE_20150821
      szmsga = dk4socket_log_num_texts();
#endif
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[30];
      if ((NULL != slocal) && (0 < szlocal)) {
        res = dk4socket_addr_port_to_text(
	  bloc, DK4_SIZEOF(bloc,dkChar), afam, slocal, szlocal, NULL
	);
	if (DK4_SOCKET_RESULT_SUCCESS == res) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[42];
	  msgt[used++] = bloc;
	}
      }
      if ((NULL != sremote) && (0 < szremote)) {
        res = dk4socket_addr_port_to_text(
	  brem, DK4_SIZEOF(brem,dkChar), afam, sremote, szremote, NULL
	);
	if (DK4_SOCKET_RESULT_SUCCESS == res) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[43];
	  msgt[used++] = brem;
	}
      }
      dk4app_log_msg(app, DK4_LL_PROGRESS, msgt, used);
    }
  }
}



static
void
dk4socket_report_invalid_arguments(
  dk4_app_t	*app
)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
#if VERSION_BEFORE_20150821
  size_t		 szmsga;
#endif
  size_t		 used = 0;
  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
#if VERSION_BEFORE_20150821
      szmsga = dk4socket_log_num_texts();
#endif
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[41];
      msgt[used++] = dk4socket_03_kwnl[0];
      msgt[used++] = msga[45];
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}


#if DK4_HAVE_GETADDRINFO
/* +++++ +getaddrinfo +++++ */

static
void
dk4socket_report_no_matching_addresses(
  const dkChar	*hostname,
  dk4_app_t	*app
)
{
  const dkChar		*msgt[16];
  const dkChar * const	*msga;
#if VERSION_BEFORE_20150821
  size_t		 szmsga;
#endif
  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
#if VERSION_BEFORE_20150821
      szmsga = dk4socket_log_num_texts();
#endif
      msga   = dk4socket_log_texts(app);
      msgt[0] = msga[41];
      msgt[1] = dk4socket_03_kwnl[0];
      msgt[2] = msga[43];
      msgt[4] = hostname;
      msgt[5] = dk4socket_03_kwnl[0];
      msgt[6] = msga[46];
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, 7);
    }
  }
}



static
void
dk4socket_report_gai(
  const dkChar	*hostname,
  const dkChar	*lsvcname,
  int		 res,
  int		 local,
  dk4_app_t	*app,
  dk4_er_t	*erp
)
{
  dkChar		 bdec[16*sizeof(dk4_um_t)];
  dkChar		 bhex[16*sizeof(dk4_um_t)];
  const dkChar 		*msgt[16];
  const dkChar * const	*msga;
  const dkChar		*fctname	= NULL;
  const dkChar		*msgtext	= NULL;
#if VERSION_BEFORE_20150821
  size_t		 szmsga;
#endif
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
#if VERSION_BEFORE_20150821
      szmsga = dk4socket_log_num_texts();
#endif
      msga   = dk4socket_log_texts(app);
      dk4socket_log_fctname_msg(&fctname, &msgtext, app, erp);
      msgt[used++] = msga[41];
      if ((NULL != hostname) && (0 == local)) {
        msgt[used++] = dk4socket_03_kwnl[0];
	msgt[used++] = msga[20];
	msgt[used++] = dk4socket_03_kwnl[0];
	msgt[used++] = msga[21];
	msgt[used++] = hostname;
	if (NULL != lsvcname) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = msga[22];
	  msgt[used++] = lsvcname;
	}
      } else {
        msgt[used++] = dk4socket_03_kwnl[0];
        msgt[used++] = msga[18];
	msgt[used++] = dk4socket_03_kwnl[0];
	msgt[used++] = msga[19];
	msgt[used++] = lsvcname;
      }
      if (NULL != fctname) {
        if (NULL != msgtext) {
	  msgt[used++] = dk4socket_03_kwnl[0];
	  msgt[used++] = fctname;
	  msgt[used++] = dk4socket_03_kwnl[1];
	  msgt[used++] = msgtext;
	} else {
	  res = dk4ma_write_decimal_signed(
	    bdec,DK4_SIZEOF(bdec,dkChar),(dk4_im_t)(erp->dt.iDetails1),0,NULL
	  );
	  if (0 != res) {
	    res = dk4ma_write_hex_signed(
	      bhex,DK4_SIZEOF(bhex,dkChar),(dk4_im_t)(erp->dt.iDetails1),0,NULL
	    );
	    if (0 != res) {
	      msgt[used++] = dk4socket_03_kwnl[0];
	      msgt[used++] = fctname;
	      msgt[used++] = dk4socket_03_kwnl[1];
#if DK4_ON_WINDOWS
	      msgt[used++] = msga[40];
#else
	      msgt[used++] = msga[37];
#endif
	      msgt[used++] = bdec;
	      msgt[used++] = msga[38];
	      msgt[used++] = bhex;
	      msgt[used++] = msga[39];
	    }
	  }
	}
      } else {
      }
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}

#if DK4_CHAR_SIZE > 1

/**	Create a socket using remote and optionally local address lists.
	@param	hostname	Remote host name.
	@param	rast	List of remote addresses.
	@param	last	List of local addresses, may be NULL.
	@param	secs	Seconds for timeout.
	@param	usecs	Microseconds for timeout.
	@param	app	Application structure for diagnostics, may be NULL.
	@return	Valid socket on success, INVALID_SOCKET on error.
*/
static
dk4_socket_t
dk4socket_tcp_client_addresses_app(
  const dkChar		*hostname,
  ADDRINFOW		*rast,
  ADDRINFOW		*last,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  dk4_er_t		 er;
  ADDRINFOW		*ra;
  ADDRINFOW		*la;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 mpf	= 0;
  

#line 457 "dk4socka07.ctr"
  ra = rast;
  while ((INVALID_SOCKET == back) && (NULL != ra)) {
    if (NULL != last) {
      la = last;
      while ((INVALID_SOCKET == back) && (NULL != la)) {
        if (ra->ai_family == la->ai_family) {
	  mpf = 1;		

#line 464 "dk4socka07.ctr"
	  dk4error_init(&er);
	  back = dk4socket_tcp_client_for_addr(
	    ra->ai_family,
	    ra->ai_addr, ra->ai_addrlen,
	    la->ai_addr, la->ai_addrlen,
	    secs, usecs, &er
	  );
	  if (INVALID_SOCKET != back) {
	    dk4socket_report_connection_established(
	      app, hostname, ra->ai_family,
	      ra->ai_addr, ra->ai_addrlen,
	      la->ai_addr, la->ai_addrlen
	    );
	    ra = NULL; la = NULL;
	  } else {		

#line 479 "dk4socka07.ctr"
	    /* ERROR: Failed */
	    dk4socket_report_connection_error(
	      app, hostname, ra->ai_family,
	      ra->ai_addr, ra->ai_addrlen,
	      la->ai_addr, la->ai_addrlen,
	      &er
	    );
	  }
	}
        if (NULL != la) { la = la->ai_next; }
      }
    } else {
      mpf = 1;
      dk4error_init(&er);
      back = dk4socket_tcp_client_for_addr(
        ra->ai_family, ra->ai_addr, ra->ai_addrlen, NULL, 0, secs, usecs, &er
      );
      if (INVALID_SOCKET != back) {
	dk4socket_report_connection_established(
	  app, hostname, ra->ai_family,
	  ra->ai_addr, ra->ai_addrlen,
	  NULL, 0
	);
        ra = NULL;
      } else {			

#line 504 "dk4socka07.ctr"
        /* ERROR: Failed */
	dk4socket_report_connection_error(
	  app,hostname,ra->ai_family,ra->ai_addr,ra->ai_addrlen,NULL,0,&er
	);
      }
    }
    if (NULL != ra) { ra = ra->ai_next; }
  }
  if (INVALID_SOCKET == back) {
    if (0 == mpf) {		

#line 514 "dk4socka07.ctr"
      /* ERROR: No matching address pair found (27) */
      dk4socket_report_no_matching_addresses(hostname, app);
    }
  }
  

#line 519 "dk4socka07.ctr"
  return back;
}

#else

/**	Create a socket using remote and optionally local address lists.
	@param	hostname	Remote host name.
	@param	rast	List of remote addresses.
	@param	last	List of local addresses, may be NULL.
	@param	secs	Seconds for timeout.
	@param	usecs	Microseconds for timeout.
	@param	app	Application structure for diagnostics, may be NULL.
	@return	Valid socket on success, INVALID_SOCKET on error.
*/
static
dk4_socket_t
dk4socket_tcp_client_addresses_app(
  const dkChar		*hostname,
  struct addrinfo	*rast,
  struct addrinfo	*last,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  dk4_er_t		 er;
  struct addrinfo	*ra;
  struct addrinfo	*la;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 mpf	= 0;
  

#line 550 "dk4socka07.ctr"
  ra = rast;
  while ((INVALID_SOCKET == back) && (NULL != ra)) {
    if (NULL != last) {
      la = last;
      while ((INVALID_SOCKET == back) && (NULL != la)) {
        if (ra->ai_family == la->ai_family) {
	  mpf = 1;
	  dk4error_init(&er);
	  back = dk4socket_tcp_client_for_addr(
	    ra->ai_family,
	    ra->ai_addr, ra->ai_addrlen,
	    la->ai_addr, la->ai_addrlen,
	    secs, usecs, &er
	  );
	  if (INVALID_SOCKET != back) {
	    dk4socket_report_connection_established(
	      app, hostname, ra->ai_family,
	      ra->ai_addr, ra->ai_addrlen,
	      la->ai_addr, la->ai_addrlen
	    );
	    ra = NULL; la = NULL;
	  } else {			

#line 572 "dk4socka07.ctr"
	    /* ERROR: Failed */
	    dk4socket_report_connection_error(
	      app, hostname, ra->ai_family,
	      ra->ai_addr, ra->ai_addrlen,
	      la->ai_addr, la->ai_addrlen,
	      &er
	    );
	  }
	}
        if (NULL != la) { la = la->ai_next; }
      }
    } else {
      mpf = 1;
      dk4error_init(&er);
      back = dk4socket_tcp_client_for_addr(
        ra->ai_family, ra->ai_addr, ra->ai_addrlen, NULL, 0, secs, usecs, &er
      );
      if (INVALID_SOCKET != back) {
	dk4socket_report_connection_established(
	  app, hostname, ra->ai_family,
	  ra->ai_addr, ra->ai_addrlen,
	  NULL, 0
	);
        ra = NULL;
      } else {				

#line 597 "dk4socka07.ctr"
        /* ERROR: Failed */
	dk4socket_report_connection_error(
	  app,hostname,ra->ai_family,ra->ai_addr,ra->ai_addrlen,NULL,0,&er
	);
      }
    }
    if (NULL != ra) { ra = ra->ai_next; }
  }
  if (INVALID_SOCKET == back) {
    if (0 == mpf) {
      /* ERROR: No matching address pair found (27) */
      dk4socket_report_no_matching_addresses(hostname, app);
    }
  }
  

#line 612 "dk4socka07.ctr"
  return back;
}

#endif

/* ----- +getaddrinfo ----- */
#else
/* +++++ -getaddrinfo +++++ */

#if DK4_HAVE_STRUCT_SOCKADDR_IN6
/**	used to initialize IPv6 address for binding local ports.
*/
static const IN6_ADDR dk4socket_any6 = IN6ADDR_ANY_INIT;
#endif

static
void
dk4socket_report_invalid_port_number(dk4_app_t *app, size_t i)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
  size_t		 szmsga;
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
      szmsga = dk4socket_log_num_texts();
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[41];
      msgt[used++] = dk4socket_03_kwnl[0];
      msgt[used++] = msga[i];
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}


static
void
dk4socket_report_service_not_found(dk4_app_t *app, const dkChar *svcname)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
  size_t		 szmsga;
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
      szmsga = dk4socket_log_num_texts();
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[23];
      msgt[used++] = svcname;
      msgt[used++] = msga[24];
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}



#if DK4_CHAR_SIZE > 1

static
void
dk4socket_report_service_not_ascii(dk4_app_t *app, const dkChar *svcname)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
  size_t		 szmsga;
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
      szmsga = dk4socket_log_num_texts();
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[25];
      msgt[used++] = svcname;
      msgt[used++] = msga[26];
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}

#endif



static
void
dk4socket_report_illegal_address_part(
  dk4_app_t	*app,
  const dkChar	*hostname,
  size_t	 i
)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
  size_t		 szmsga;
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
      szmsga = dk4socket_log_num_texts();
      msga   = dk4socket_log_texts(app);
      msgt[used++] = msga[i];
      if (NULL != hostname) {
        msgt[used++] = dk4socket_03_kwnl[0];
	msgt[used++] = msga[43];
	msgt[used++] = hostname;
      }
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}



static
void
dk4socket_report_host_name_problem(
  dk4_app_t	*app,
  const dkChar	*hostname,
  size_t	 i1,
  size_t	 i2
)
{
  const dkChar *	 msgt[16];
  const dkChar * const	*msga;
  size_t		 szmsga;
  size_t		 used = 0;

  if (NULL != app) {
    if (0 != dk4app_log_do(app, DK4_LL_ERROR)) {
      szmsga = dk4socket_log_num_texts();
      msga   = dk4socket_log_texts(app);
      if (NULL != hostname) {
	msgt[used++] = msga[i1];
	msgt[used++] = hostname;
	msgt[used++] = msga[i2];
      }
      dk4app_log_msg(app, DK4_LL_ERROR, msgt, used);
    }
  }
}

/* ----- -getaddrinfo ----- */
#endif



/*
	Exported functions
	------------------
*/

#if DK4_CHAR_SIZE > 1
#if DK4_ON_WINDOWS
#if DK4_HAVE_GETADDRINFO
/* +++++ wchar_t (Windows), +getaddrinfo +++++ */



dk4_socket_t
dk4socket_tcp_client_for_host_num_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  int			 nsrv,
  dk4_app_t		*app
)
{
  ADDRINFOW		 rhints;
  ADDRINFOW		 lhints;
  dk4_er_t		 er;
  ADDRINFOW		*rast	= NULL;
  ADDRINFOW		*last	= NULL;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res;
  

#line 793 "dk4socka07.ctr"
  if ((NULL != hostname) && (NULL != svcname)) {		

#line 794 "dk4socka07.ctr"
    DK4_MEMRES(&rhints, sizeof(rhints));
    rhints.ai_family = AF_UNSPEC;
    rhints.ai_socktype = SOCK_STREAM;
    if (0 != nsrv) { rhints.ai_flags = AI_NUMERICSERV; }
    rhints.ai_protocol = 0;
    dk4error_init(&er);
    res = GetAddrInfoW(hostname, svcname, &rhints, &rast);
    if ((0 == res) && (NULL != rast)) {	

#line 802 "dk4socka07.ctr"
      if (NULL != lsvcname) {			

#line 803 "dk4socka07.ctr"
        DK4_MEMRES(&lhints, sizeof(lhints));
	lhints.ai_family = AF_UNSPEC;
	lhints.ai_socktype = SOCK_STREAM;
	lhints.ai_flags = AI_PASSIVE;
	if (0 != nsrv) { lhints.ai_flags |= AI_NUMERICSERV; }
	lhints.ai_protocol = 0;
	dk4error_init(&er);
	res = GetAddrInfoW(NULL, lsvcname, &lhints, &last);
	if ((0 == res) && (NULL != last)) {	

#line 812 "dk4socka07.ctr"
	  back = dk4socket_tcp_client_addresses_app(
	    hostname, rast, last, secs, usecs, app
	  );
	  FreeAddrInfoW(last);
	} else {				

#line 817 "dk4socka07.ctr"
	  /* ERROR: Failed to obtain local addresses to bind (18, 19) */
	  dk4error_set_idetails(&er, DK4_E_SOCKET_GETADDRINFO, res);
	  dk4socket_report_gai(NULL, lsvcname, res, 1, app, &er);
	}
      } else {					

#line 822 "dk4socka07.ctr"
        back = dk4socket_tcp_client_addresses_app(
	  hostname, rast, NULL, secs, usecs, app
	);
      }
      FreeAddrInfoW(rast);
    } else {					

#line 828 "dk4socka07.ctr"
      /* ERROR: Failed to obtain remote addresses (20, 21, 22) */
      dk4error_set_idetails(&er, DK4_E_SOCKET_GETADDRINFO, res);
      dk4socket_report_gai(hostname, svcname, res, 0, app, &er);
    }
  } else {						

#line 833 "dk4socka07.ctr"
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 837 "dk4socka07.ctr"
  return back;
}



dk4_socket_t
dk4socket_tcp_client_for_host_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  return (
    dk4socket_tcp_client_for_host_num_service_app(
      hostname, svcname, lsvcname, secs, usecs, 0, app
    )
  );
}



dk4_socket_t
dk4socket_tcp_client_for_host_port_app(
  const dkChar		*hostname,
  unsigned short	 portno,
  unsigned short	 lportno,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  dkChar		 rpnb[16*sizeof(dk4_um_t)];
  dkChar		 lpnb[16*sizeof(dk4_um_t)];
  dk4_er_t		 er;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res;
  

#line 877 "dk4socka07.ctr"
  if ((NULL != hostname) && (0 < portno)) {			

#line 878 "dk4socka07.ctr"
    dk4error_init(&er);
    res = dk4ma_write_decimal_unsigned(
      rpnb, DK4_SIZEOF(rpnb,dkChar), (dk4_um_t)portno, 0, &er
    );
    if (0 != res) {					

#line 883 "dk4socka07.ctr"
      if (0 < lportno) {				

#line 884 "dk4socka07.ctr"
        dk4error_init(&er);
        res = dk4ma_write_decimal_unsigned(
	  lpnb, DK4_SIZEOF(lpnb,dkChar), (dk4_um_t)lportno, 0, &er
	);
	if (0 != res) {					

#line 889 "dk4socka07.ctr"
	  back = dk4socket_tcp_client_for_host_num_service_app(
	    hostname, rpnb, lpnb, secs, usecs, 0, app
	  );
	} else {					

#line 893 "dk4socka07.ctr"
	  /* ERROR: Failed to convert local port number to text, bug */
	}
      } else {						

#line 896 "dk4socka07.ctr"
	back = dk4socket_tcp_client_for_host_num_service_app(
	  hostname, rpnb, NULL, secs, usecs, 0, app
	);
      }
    } else {						

#line 901 "dk4socka07.ctr"
      /* ERROR: Failed to convert port number to text, bug */
    }
  } else {						

#line 904 "dk4socka07.ctr"
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 908 "dk4socka07.ctr"
  return back;
}



/* ----- wchar_t (Windows), +getaddrinfo ----- */
#else
/* +++++ wchar_t (Windows), -getaddrinfo +++++ */



dk4_socket_t
dk4socket_tcp_client_for_host_num_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  int			 nsrv,
  dk4_app_t		*app
)
{
  char			 cppt[48];
  char			 cplp[48];
  dk4_er_t		 er;
  struct servent	*serv	= NULL;
  const dkChar		*endptr	= NULL;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res	= 0;
  unsigned short	 rport	= 0U;
  unsigned short	 lport	= 0U;
  unsigned short	 iport	= 0U;
  

#line 941 "dk4socka07.ctr"
  if ((NULL != hostname) && (NULL != svcname)) {
    dk4error_init(&er);
    res = dk4ma_input_dk_dec_ushort(&rport, svcname, &endptr, 1, NULL);
    if (0 == res) {
      if (0 != dk4recode_wchar_t_to_char(cppt, sizeof(cppt), svcname, &er)) {
        dk4socket_error_reset();
	serv = getservbyname(cppt, NULL);
	if (NULL != serv) {
	  iport = serv->s_port;
	  dk4socket_swap_bytes_if_not_bigendian((void *)(&iport),sizeof(iport));
	  rport = (unsigned short)iport;
	} else {
	  dk4socket_error_report(&er, DK4_E_SOCKET_GETSERVBYNAME);
	  /* ERROR: Service not found (23, 24) */
	  dk4socket_report_service_not_found(app, svcname);
	}
      } else {
        /* ERROR: Failed to convert service name (25, 26) */
	dk4socket_report_service_not_ascii(app, svcname);
      }
    }
    if (0 < rport) {
      if (NULL != lsvcname) {
        endptr = NULL;
	dk4error_init(&er);
	res = dk4ma_input_dk_dec_ushort(&lport, lsvcname, &endptr, 1, NULL);
	if (0 == res) {
	  dk4error_init(&er);
	  if (0 != dk4recode_wchar_t_to_char(cplp,sizeof(cplp),lsvcname,&er)) {
	    dk4socket_error_reset();
	    serv = getservbyname(cplp, NULL);
	    if (NULL != serv) {
	      iport = serv->s_port;
	      dk4socket_swap_bytes_if_not_bigendian(
	        (void *)(&iport), sizeof(iport)
	      );
	      lport = (unsigned short)iport;
	    } else {
	      dk4socket_error_report(&er, DK4_E_SOCKET_GETSERVBYNAME);
	      /* Service not found (23, 24) */
	      dk4socket_report_service_not_found(app, lsvcname);
	    }
	  } else {
	    /* ERROR: Text conversion failed (25, 26) */
	    dk4socket_report_service_not_ascii(app, lsvcname);
	  }
	}
	if (0 < lport) {
	  back = dk4socket_tcp_client_for_host_port_app(
	    hostname, rport, lport, secs, usecs, app
	  );
	} else {
	  /* ERROR: Illegal local port number (28) */
	  dk4socket_report_invalid_port_number(app, 28);
	}
      } else {
        back = dk4socket_tcp_client_for_host_port_app(
	  hostname, rport, 0, secs, usecs, app
	);
      }
    } else {
      /* ERROR: Illegal remote port number (29) */
      dk4socket_report_invalid_port_number(app, 29);
    }
  } else {
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1010 "dk4socka07.ctr"
  return back;
}



dk4_socket_t
dk4socket_tcp_client_for_host_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  return (
    dk4socket_tcp_client_for_host_num_service_app(
      hostname, svcname, lsvcname, secs, usecs, 0, app
    )
  );
}



dk4_socket_t
dk4socket_tcp_client_for_host_port_app(
  const dkChar		*hostname,
  unsigned short	 portno,
  unsigned short	 lportno,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  char			  hona[1040];
#if DK4_HAVE_STRUCT_SOCKADDR_IN6
  struct sockaddr_in6	  sr6;
  struct sockaddr_in6	  sl6;
#endif
  struct sockaddr_in	  sr4;
  struct sockaddr_in	  sl4;
  dk4_er_t		  er;
  char			**addrptr;
  struct hostent	 *hep;
  dk4_socket_t		  back	= INVALID_SOCKET;

  

#line 1057 "dk4socka07.ctr"
  if ((NULL != hostname) && (0 < portno)) {
    dk4error_init(&er);
    if (0 != dk4recode_wchar_t_to_char(hona, sizeof(hona), hostname, &er)) {
      dk4socket_error_reset();
      hep = gethostbyname(hona);
      if (NULL != hep) {
        if (NULL != hep->h_addr_list) {
	  switch (hep->h_addrtype) {
	    case AF_INET : {
	      if (4 == hep->h_length) {
	        addrptr = hep->h_addr_list;
		while ((INVALID_SOCKET == back) && (NULL != *addrptr)) {
		  DK4_MEMRES(&sr4, sizeof(sr4));
		  sr4.sin_family = AF_INET;
		  sr4.sin_port   = dk4socket_htons(portno);
		  DK4_MEMCPY(&(sr4.sin_addr), *addrptr, sizeof(IN_ADDR));
		  dk4error_init(&er);
		  if (0 != lportno) {
		    DK4_MEMRES(&sl4, sizeof(sl4));
		    sl4.sin_family = AF_INET;
		    sl4.sin_port   = dk4socket_htons(lportno);
		    sl4.sin_addr.s_addr = dk4socket_htonl(INADDR_ANY);
		    back = dk4socket_tcp_client_for_addr(
		      AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4),
		      (struct sockaddr *)(&sl4), sizeof(sl4), secs, usecs, &er
		    );
		  } else {
		    back = dk4socket_tcp_client_for_addr(
		      AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4),
		      NULL, 0, secs, usecs, &er
		    );
		  }
		  if (INVALID_SOCKET == back) {	

#line 1090 "dk4socka07.ctr"
		    /* ERROR: Failed */
		    dk4socket_report_connection_error(
		      app, hostname, AF_INET,
		      (struct sockaddr *)(&sr4), sizeof(sr4),
		      ((0 < lportno) ? ((struct sockaddr *)(&sl4)) : NULL),
		      ((0 < lportno) ? (sizeof(sl4)) : 0),
		      &er
		    );
		  } else {
		    /* DEBUG: Connection established (30) */
		    dk4socket_report_connection_established(
		      app, hostname, AF_INET,
		      (struct sockaddr *)(&sr4), sizeof(sr4),
		      ((0 < lportno) ? ((struct sockaddr *)(&sl4)) : NULL),
		      ((0 < lportno) ? (sizeof(sl4)) : 0)
		    );
		  }
		  addrptr++;
		}
	      } else {
	        /* ERROR: Illegal address length, bug (31) */
		dk4socket_report_illegal_address_part(app, hostname, 31);
	      }
	    } break;
#if DK4_HAVE_STRUCT_SOCKADDR_IN6
	    case AF_INET6 : {
	      if (16 == hep->h_length) {
	        addrptr = hep->h_addr_list;
		while ((INVALID_SOCKET == back) && (NULL != *addrptr)) {
		  DK4_MEMRES(&sr6, sizeof(sr6));
		  sr6.sin6_family = AF_INET6;
		  sr6.sin6_port   = dk4socket_htons(portno);
		  DK4_MEMCPY(&(sr6.sin6_addr), *addrptr, sizeof(IN6_ADDR));
		  dk4error_init(&er);
		  if (0 < lportno) {
		    DK4_MEMRES(&sl6, sizeof(sl6));
		    sl6.sin6_family = AF_INET6;
		    sl6.sin6_port   = dk4socket_htons(lportno);
		    DK4_MEMCPY(&(sl6.sin6_addr),&dk4socket_any6,sizeof(IN6_ADDR));
		    back = dk4socket_tcp_client_for_addr(
		      AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6),
		      (struct sockaddr *)(&sl6), sizeof(sl6), secs, usecs, &er
		    );
		  } else {
		    back = dk4socket_tcp_client_for_addr(
		      AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6),
		      NULL, 0, secs, usecs, &er
		    );
		  }
		  if (INVALID_SOCKET == back) {		

#line 1140 "dk4socka07.ctr"
		    /* ERROR: Failed */
		    dk4socket_report_connection_error(
		      app, hostname, AF_INET6,
		      (struct sockaddr *)(&sr6), sizeof(sr6),
		      ((0 < lportno) ? ((struct sockaddr *)(&sl6)) : NULL),
		      ((0 < lportno) ? (sizeof(sl6)) : 0),
		      &er
		    );
		  } else {
		    /* DEBUG: Connection established (30) */
		    dk4socket_report_connection_established(
		      app, hostname, AF_INET6,
		      (struct sockaddr *)(&sr6), sizeof(sr6),
		      ((0 < lportno) ? ((struct sockaddr *)(&sl6)) : NULL),
		      ((0 < lportno) ? (sizeof(sl6)) : 0)
		    );
		  }
		  addrptr++;
		}
	      } else {
	        /* ERROR: Illegal address length, bug (31) */
		dk4socket_report_illegal_address_part(app, hostname, 31);
	      }
	    } break;
#endif
	    default : {
	      /* ERROR: Illegal address family (32) */
	      dk4socket_report_illegal_address_part(app, hostname, 32);
	    } break;
	  }
	} else {
	  /* ERROR: Host not found (33, 34) */
	  dk4socket_report_host_name_problem(app, hostname, 33, 34);
	}
      } else {
        dk4socket_error_report(&er, DK4_E_SOCKET_GETHOSTBYNAME);
        /* ERROR: Host not found (33, 34) */
	dk4socket_report_host_name_problem(app, hostname, 33, 34);
      }
    } else {
      /* ERROR: Failed to convert host name to ASCII (35, 36) */
      dk4socket_report_host_name_problem(app, hostname, 35, 36);
    }
  } else {
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1188 "dk4socka07.ctr"
  return back;
}



/* ----- wchar_t (Windows), -getaddrinfo ----- */
#endif
#else
#error	No support for networking with wchar_t strings!
#endif
#else
#if DK4_HAVE_GETADDRINFO
/* +++++ char, +getaddrinfo +++++ */

dk4_socket_t
dk4socket_tcp_client_for_host_num_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  int			 nsrv,
  dk4_app_t		*app
)
{
  struct addrinfo	 rhints;
  struct addrinfo	 lhints;
  dk4_er_t		 er;
  struct addrinfo	*raddrst = NULL;
  struct addrinfo	*laddrst = NULL;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res;
  

#line 1221 "dk4socka07.ctr"
  

#line 1222 "dk4socka07.ctr"
  

#line 1223 "dk4socka07.ctr"
  if ((NULL != hostname) && (NULL != svcname)) {	

#line 1224 "dk4socka07.ctr"
    DK4_MEMRES(&rhints, sizeof(rhints));
    rhints.ai_family = AF_UNSPEC;
    rhints.ai_socktype = SOCK_STREAM;
    if (0 != nsrv) { rhints.ai_flags = AI_NUMERICSERV; }
    rhints.ai_protocol = 0;
    dk4error_init(&er);
    res = getaddrinfo(hostname, svcname, &rhints, &raddrst);
    if ((0 == res) && (NULL != raddrst)) {		

#line 1232 "dk4socka07.ctr"
      if (NULL != lsvcname) {				

#line 1233 "dk4socka07.ctr"
        DK4_MEMRES(&lhints, sizeof(lhints));
	lhints.ai_family = AF_UNSPEC;
	lhints.ai_socktype = SOCK_STREAM;
	lhints.ai_flags = AI_PASSIVE;
	if (0 != nsrv) { lhints.ai_flags |= AI_NUMERICSERV; }
	lhints.ai_protocol = 0;
	dk4error_init(&er);
	res = getaddrinfo(NULL, lsvcname, &lhints, &laddrst);
	if ((0 == res) && (NULL != laddrst)) {		

#line 1242 "dk4socka07.ctr"
	  back = dk4socket_tcp_client_addresses_app(
	    hostname, raddrst, laddrst, secs, usecs, app
	  );
	  freeaddrinfo(laddrst);
	} else {					

#line 1247 "dk4socka07.ctr"
	  /* ERROR: Failed to obtain local addresses (18, 19) */
	  dk4error_set_idetails(&er, DK4_E_SOCKET_GETADDRINFO, res);
	  dk4socket_report_gai(NULL, lsvcname, res, 1, app, &er);
	}
      } else {						

#line 1252 "dk4socka07.ctr"
        back = dk4socket_tcp_client_addresses_app(
	  hostname, raddrst, NULL, secs, usecs, app
	);
      }
      freeaddrinfo(raddrst);
    } else {						

#line 1258 "dk4socka07.ctr"
      /* ERROR: Failed to obtain remote addresses (20, 21, 22) */
      dk4error_set_idetails(&er, DK4_E_SOCKET_GETADDRINFO, res);
      dk4socket_report_gai(hostname, svcname, res, 0, app, &er);
    }
  } else {						

#line 1263 "dk4socka07.ctr"
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1267 "dk4socka07.ctr"
  return back;
}



dk4_socket_t
dk4socket_tcp_client_for_host_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  return (
    dk4socket_tcp_client_for_host_num_service_app(
      hostname, svcname, lsvcname, secs, usecs, 0, app
    )
  );
}



dk4_socket_t
dk4socket_tcp_client_for_host_port_app(
  const dkChar		*hostname,
  unsigned short	 portno,
  unsigned short	 lportno,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  char			 rpn[16*sizeof(dk4_um_t)];
  char			 lpn[16*sizeof(dk4_um_t)];
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res;
  

#line 1306 "dk4socka07.ctr"
  if ((NULL != hostname) && (0 < portno)) {
    res = dk4ma_write_c8_decimal_unsigned(
      rpn, sizeof(rpn), (dk4_um_t)portno, 0, NULL
    );
    if (0 != res) {
      if (0 < lportno) {
        res = dk4ma_write_c8_decimal_unsigned(
	  lpn, sizeof(lpn), (dk4_um_t)lportno, 0, NULL
	);
	if (0 != res) {
	  back = dk4socket_tcp_client_for_host_num_service_app(
	    hostname, rpn, lpn, secs, usecs, 1, app
	  );
	} else {
	  /* ERROR: Failed to convert port number to text, bug */
	}
      } else {
        back = dk4socket_tcp_client_for_host_num_service_app(
	  hostname, rpn, NULL, secs, usecs, 1, app
	);
      }
    } else {
      /* ERROR: Failed to convert port number to text, bug */
    }
  } else {
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1335 "dk4socka07.ctr"
  return back;
}



/* ----- char, +getaddrinfo ----- */
#else
/* +++++ char, -getaddrinfo ----- */



dk4_socket_t
dk4socket_tcp_client_for_host_num_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  int			 nsrv,
  dk4_app_t		*app
)
{
  const char		*endptr	= NULL;
  struct servent	*serv	= NULL;
  dk4_socket_t		 back	= INVALID_SOCKET;
  int			 res	= 0;
  int			 iport	= 0;
  unsigned short	 rport	= 0;
  unsigned short	 lport	= 0;
  

#line 1365 "dk4socka07.ctr"
  if ((NULL != hostname) && (NULL != svcname)) {
    res = dk4ma_input_c8_dec_ushort(&rport, svcname, &endptr, 1, NULL);
    if (0 == res) {
      dk4socket_error_reset();
      serv = getservbyname(svcname, NULL);
      if (NULL != serv) {
        iport = serv->s_port;
	dk4socket_swap_bytes_if_not_bigendian((void *)(&iport), sizeof(iport));
	rport = (unsigned short)iport;
      } else {
        /* ERROR: Service name for remote port not found (23, 24) */
	dk4socket_report_service_not_found(app, svcname);
      }
    }
    if (0 != rport) {
      if (NULL != lsvcname) {
        endptr = NULL;
	res = dk4ma_input_c8_dec_ushort(&lport, lsvcname, &endptr, 1, NULL);
	if (0 == res) {
	  dk4socket_error_reset();
	  serv = getservbyname(lsvcname, NULL);
	  if (NULL != serv) {
	    iport = serv->s_port;
	    dk4socket_swap_bytes_if_not_bigendian(
	      (void *)(&iport), sizeof(iport)
	    );
	    lport = (unsigned short)iport;
	  } else {
	    /* ERROR: Service name for local port not found (23, 24) */
	    dk4socket_report_service_not_found(app, lsvcname);
	  }
	}
	if (0 != lport) {
	  back = dk4socket_tcp_client_for_host_port_app(
	    hostname, rport, lport, secs, usecs, app
	  );
	} else {
	  /* ERROR: Illegal local port number (28) */
	  dk4socket_report_invalid_port_number(app, 28);
	}
      } else {
        back = dk4socket_tcp_client_for_host_port_app(
	  hostname, rport, 0, secs, usecs, app
	);
      }
    } else {
      /* ERROR: Illegal remote port number (29) */
      dk4socket_report_invalid_port_number(app, 29);
    }
  } else {
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1419 "dk4socka07.ctr"
  return back;
}



dk4_socket_t
dk4socket_tcp_client_for_host_service_app(
  const	dkChar		*hostname,
  const	dkChar		*svcname,
  const dkChar		*lsvcname,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  return (
    dk4socket_tcp_client_for_host_num_service_app(
      hostname, svcname, lsvcname, secs, usecs, 0, app
    )
  );
}



dk4_socket_t
dk4socket_tcp_client_for_host_port_app(
  const dkChar		*hostname,
  unsigned short	 portno,
  unsigned short	 lportno,
  long			 secs,
  long			 usecs,
  dk4_app_t		*app
)
{
  dk4_er_t		  er;
#if DK4_HAVE_STRUCT_SOCKADDR_IN6
  struct sockaddr_in6	  sr6;
  struct sockaddr_in6	  sl6;
#endif
  struct sockaddr_in	  sr4;
  struct sockaddr_in	  sl4;
  char			**addrptr;
  struct hostent	 *hep		= NULL;
  dk4_socket_t		  back		= INVALID_SOCKET;
  

#line 1464 "dk4socka07.ctr"
  if ((NULL != hostname) && (0 < portno)) {
    dk4error_init(&er);
    dk4socket_error_reset();
    hep = gethostbyname(hostname);
    if (NULL != hep) {
      if (NULL != hep->h_addr_list) {
        switch (hep->h_addrtype) {
	  case AF_INET : {
	    if (4 == hep->h_length) {
	      addrptr = hep->h_addr_list;
	      while ((INVALID_SOCKET == back) && (NULL != *addrptr)) {
	        DK4_MEMRES(&sr4, sizeof(sr4));
		sr4.sin_family = AF_INET;
		sr4.sin_port   = dk4socket_htons(portno);
		DK4_MEMCPY(&(sr4.sin_addr), *addrptr, sizeof(IN_ADDR));
		dk4error_init(&er);
		if (0 != lportno) {
		  DK4_MEMRES(&sl4, sizeof(sl4));
		  sl4.sin_family = AF_INET;
		  sl4.sin_port   = dk4socket_htons(lportno);
		  sl4.sin_addr.s_addr = dk4socket_htonl(INADDR_ANY);
		  back = dk4socket_tcp_client_for_addr(
		    AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4),
		    (struct sockaddr *)(&sl4), sizeof(sl4), secs, usecs, &er
		  );
		} else {
		  back = dk4socket_tcp_client_for_addr(
		    AF_INET, (struct sockaddr *)(&sr4), sizeof(sr4),
		    NULL, 0, secs, usecs, &er
		  );
		}
		if (INVALID_SOCKET == back) {		

#line 1496 "dk4socka07.ctr"
		  /* ERROR: Failed */
		  dk4socket_report_connection_error(
		    app, hostname, AF_INET,
		    (struct sockaddr *)(&sr4), sizeof(sr4),
		    ((0 < lportno) ? ((struct sockaddr *)(&sl4)) : NULL),
		    ((0 < lportno) ? (sizeof(sl4)) : 0),
		    &er
		  );
		} else {
		  /* DEBUG: Connection established (30) */
		  dk4socket_report_connection_established(
		    app, hostname, AF_INET,
		    (struct sockaddr *)(&sr4), sizeof(sr4),
		    ((0 < lportno) ? ((struct sockaddr *)(&sl4)) : NULL),
		    ((0 < lportno) ? (sizeof(sl4)) : 0)
		  );
		}
	        addrptr++;
	      }
	    } else {
	      /* ERROR: Illegal address length (31) */
	      dk4socket_report_illegal_address_part(app, hostname, 31);
	    }
	  } break;
#if DK4_HAVE_STRUCT_SOCKADDR_IN6
	  case AF_INET6 : {
	    if (16 == hep->h_length) {
	      addrptr = hep->h_addr_list;
	      while ((INVALID_SOCKET == back) && (NULL != *addrptr)) {
	        DK4_MEMRES(&sr6, sizeof(sr6));
		sr6.sin6_family = AF_INET6;
		sr6.sin6_port   = dk4socket_htons(portno);
		DK4_MEMCPY(&(sr6.sin6_addr), *addrptr, sizeof(IN6_ADDR));
		dk4error_init(&er);
		if (0 != lportno) {
		  DK4_MEMRES(&sl6, sizeof(sl6));
		  sl6.sin6_family = AF_INET6;
		  sl6.sin6_port   = dk4socket_htons(lportno);
		  DK4_MEMCPY(&(sl6.sin6_addr),&dk4socket_any6,sizeof(IN6_ADDR));
		  back = dk4socket_tcp_client_for_addr(
		    AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6),
		    (struct sockaddr *)(&sl6), sizeof(sl6),
		    secs, usecs, &er
		  );
		} else {
		  back = dk4socket_tcp_client_for_addr(
		    AF_INET6, (struct sockaddr *)(&sr6), sizeof(sr6),
		    NULL, 0, secs, usecs, &er
		  );
		}
		if (INVALID_SOCKET == back) {		

#line 1547 "dk4socka07.ctr"
		  /* ERROR: Failed */
		  dk4socket_report_connection_error(
		    app, hostname, AF_INET6,
		    (struct sockaddr *)(&sr6), sizeof(sr6),
		    ((0 < lportno) ? ((struct sockaddr *)(&sl6)) : NULL),
		    ((0 < lportno) ? (sizeof(sl6)) : 0),
		    &er
		  );
		} else {
		  /* DEBUG: Connection established (30) */
		  dk4socket_report_connection_established(
		    app, hostname, AF_INET6,
		    (struct sockaddr *)(&sr6), sizeof(sr6),
		    ((0 < lportno) ? ((struct sockaddr *)(&sl6)) : NULL),
		    ((0 < lportno) ? (sizeof(sl6)) : 0)
		  );
		}
	        addrptr++;
	      }
	    } else {
	      /* ERROR: Illegal address length (31) */
	      dk4socket_report_illegal_address_part(app, hostname, 31);
	    }
	  } break;
#endif
	  default : {
	    /* ERROR: Illegal address family (32) */
	    dk4socket_report_illegal_address_part(app, hostname, 32);
	  } break;
	}
      } else {
        /* ERROR: Remote host address not found! (33, 34) */
	dk4socket_report_host_name_problem(app, hostname, 33, 34);
      }
    } else {
      dk4socket_error_report(&er, DK4_E_SOCKET_GETHOSTBYNAME);
      /* ERROR: Remote host address not found! (33, 34) */
      dk4socket_report_host_name_problem(app, hostname, 33, 34);
    }
  } else {
    /* ERROR: Invalid arguments (bug) */
    dk4socket_report_invalid_arguments(app);
  }
  

#line 1591 "dk4socka07.ctr"
  return back;
}



/* ----- char, -getaddrinfo ----- */
#endif
#endif