path: root/support/dktools/dk-ls-to.c

/*
	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: dk-ls-to.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 dk-ls-to.c The dk-ls-to module.
*/


#line 10 "dk-ls-to.ctr"

#include "dk4conf.h"

#if DK4_ON_WINDOWS
#ifndef WINDOWS_H_INCLUDED
#include <windows.h>
#define	WINDOWS_H_INCLUDED 1
#endif
#endif

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

#include "dk4const.h"
#include "dk4app.h"
#include "dk-ls.h"
#include "dk4strd.h"
#include "dk4filei.h"
#include "dk4md.h"
#include "dk4binenc.h"
#include "dk4fopda.h"
#include "dk4fput.h"





#line 40 "dk-ls-to.ctr"



void dk_ls_set_md(
  int			*mdtype,
  int			*mdenc,
  dkChar		*buffer,
  dk4_app_t		*app,
  const dkChar * const	*msg,
  size_t		 szmsg
)
{
  dkChar	*mdptr;		/* Start of text in buffer */
  dkChar	*encptr;	/* Encoding within the buffer */
  int		 mdt;		/* Message digest type */
  int		 mde;		/* Message digest encoding */
  mdptr = dk4str_start(buffer, NULL);
  if (NULL != mdptr) {
    encptr = dk4str_chr(mdptr, dkT('.'));
    if (NULL == encptr) {
      encptr = dk4str_chr(mdptr, dkT(','));
    }
    if (NULL != encptr) {
      *(encptr++) = dkT('\0');
      encptr = dk4str_start(encptr, NULL);
    }
    mdt = dk4md_choose_type(mdptr, NULL);
    if (NULL != encptr) {
      mde = dk4binenc_choose_encoding(encptr, NULL);
    } else {
      mde = DK4_BINARY_TO_TEXT_ENCODING_HEX;
    }
    if ((0 <= mdt) && (0 < mde)) {
      if (0 != dk4md_check_type(mdt)) {
        *mdtype = mdt;
	*mdenc  = mde;
      } else {
        /* ERROR: No support for digest type */
	dk4app_log_3(app, msg, szmsg, DK4_LL_ERROR, 20, 21, mdptr);
      }
    } else {
      if (0 > mdt) {
        /* ERROR: No such message digest type */
	dk4app_log_3(app, msg, szmsg, DK4_LL_ERROR, 22, 23, mdptr);
      } else {
        *mdtype = mdt;
      }
      if (1 > mde) {
        /* ERROR: Illegal encoding */
	dk4app_log_3(app, msg, szmsg, DK4_LL_ERROR, 24,25, encptr);
      }
    }
  } else {
    /* ERROR: No contents in buffer, should not happen */
  }
}



#if 0
/*	Now in dk4symlink.c as dk4symlink_target() function.
*/
int
dk_ls_readlink(dkChar *bptr, size_t szb, const dkChar *fn)
{
#if DK4_ON_WINDOWS
  HANDLE	fh;
  DWORD		dwres;
#else
  ssize_t	res;
#endif
  int back = 0;
  

#line 113 "dk-ls-to.ctr"
#if DK4_ON_WINDOWS
#if DK4_CHAR_SIZE > 1
  fh = CreateFileW(
    fn,
    FILE_READ_ATTRIBUTES,
    FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
    NULL,
    OPEN_EXISTING,
    FILE_FLAG_BACKUP_SEMANTICS,
    NULL
  );
  if (INVALID_HANDLE_VALUE != fh) {
    dwres = GetFinalPathNameByHandleW(fh, bptr, (DWORD)szb, 0);
    if (0 < dwres) {
      if (dwres < (DWORD)szb) {
        back = 1;
      }
    }
    CloseHandle(fh);
  }
#else
  fh = CreateFileA(
    fn,
    FILE_READ_ATTRIBUTES,
    FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
    NULL,
    OPEN_EXISTING,
    FILE_FLAG_BACKUP_SEMANTICS,
    NULL
  );
  if (INVALID_HANDLE_VALUE != fh) {
    dwres = GetFinalPathNameByHandleA(fh, bptr, (DWORD)szb, 0);
    if (0 < dwres) {
      if (dwres < (DWORD)szb) {
        back = 1;
      }
    }
    CloseHandle(fh);
  }
#endif
  if (0 < back) {
    if (dkT('\\') == bptr[0]) {
      if (dkT('\\') == bptr[1]) {
        if (dkT('?') == bptr[2]) {
	  if (dkT('\\') == bptr[3]) {
	    if (260 > dk4str_len(&(bptr[4]))) {
	      dk4str_cpy_to_left(bptr, &(bptr[4]));
	    }
	  }
	}
      }
    }
  }
#else
#if DK4_CHAR_SIZE > 1

#else
  res = readlink(fn, bptr, szb);
  if (0 < res) {
    if (res < szb) {
      bptr[res] = dkT('\0');
      back = 1;
    } else {				

#line 176 "dk-ls-to.ctr"
      bptr[0] = dkT('\0');
    }
  } else {				

#line 179 "dk-ls-to.ctr"
    bptr[0] = dkT('\0');
  }
#endif
#endif
  if (0 == back) {
    bptr[0] = dkT('\0');
  }
  

#line 187 "dk-ls-to.ctr"
  return back;
}

#endif



void
dk_ls_report_fileinfo_size_error(
  dk4_app_t		*app,
  const dkChar		*fn,
  int			 ch,
  const dkChar * const	*msg,
  size_t		 szmsg
)
{
  dk4app_log_3(
    app, msg, szmsg, DK4_LL_ERROR,
    ((DK4_FILE_INFO_CONTENTS_DATA_TARGET == ch) ? 4 : 3),
    5, fn
  );
}



void
dk_ls_report_fileinfo_timestamp_error(
  dk4_app_t		*app,
  const dkChar		*fn,
  int			 ch,
  const dkChar * const	*msg,
  size_t		 szmsg
)
{
  dk4app_log_3(
    app, msg, szmsg, DK4_LL_ERROR,
    ((DK4_FILE_INFO_CONTENTS_DATA_TARGET == ch) ? 8 : 7),
    9, fn
  );
}