Line data    Source code

       1             : /* FreeTDS - Library of routines accessing Sybase and Microsoft databases
       2             :  * Copyright (C) 2023  Frediano Ziglio
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Library General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2 of the License, or (at your option) any later version.
       8             :  *
       9             :  * This library is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Library General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Library General Public
      15             :  * License along with this library; if not, write to the
      16             :  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
      17             :  * Boston, MA 02111-1307, USA.
      18             :  */
      19             : 
      20             : #include <config.h>
      21             : 
      22             : #include <stdio.h>
      23             : 
      24             : #if HAVE_STDLIB_H
      25             : #include <stdlib.h>
      26             : #endif /* HAVE_STDLIB_H */
      27             : 
      28             : #if HAVE_STRING_H
      29             : #include <string.h>
      30             : #endif /* HAVE_STRING_H */
      31             : 
      32             : #include <freetds/windows.h>
      33             : #include <freetds/macros.h>
      34             : #include <freetds/sysdep_private.h>
      35             : #include <freetds/utils/path.h>
      36             : 
      37             : /**
      38             :  * Return filename from HOME directory
      39             :  * @return allocated string or NULL if error
      40             :  */
      41             : tds_dir_char *
      42        3023 : tds_get_home_file(const tds_dir_char *file)
      43             : {
      44             :         tds_dir_char *home, *path;
      45             : 
      46        3023 :         home = tds_get_homedir();
      47        3023 :         if (!home)
      48             :                 return NULL;
      49        3023 :         path = tds_join_path(home, file);
      50        3023 :         free(home);
      51        3023 :         return path;
      52             : }
      53             : 
      54             : tds_dir_char*
      55        3039 : tds_join_path(const tds_dir_char *dir, const tds_dir_char *file)
      56             : {
      57             :         tds_dir_char *ret;
      58             : 
      59        3039 :         ret = tds_new(tds_dir_char, tds_dir_len(dir) + tds_dir_len(file) + 4);
      60        3039 :         if (!ret)
      61             :                 return ret;
      62             : 
      63        3039 :         if (dir[0] == '\0') {
      64           8 :                 ret[0] = '\0';
      65             :         } else
      66             : #ifndef _WIN32
      67             :         {
      68        3031 :                 strcpy(ret, dir);
      69        3031 :                 strcat(ret, TDS_SDIR_SEPARATOR);
      70             :         }
      71        3039 :         strcat(ret, file);
      72             : #else
      73             :         {
      74             :                 wcscpy(ret, dir);
      75             :                 wcscat(ret, TDS_SDIR_SEPARATOR);
      76             :         }
      77             :         wcscat(ret, file);
      78             : #endif
      79        3039 :         return ret;
      80             : }
      81             : 
      82             : #ifdef _WIN32
      83             : tds_dir_char *
      84             : tds_dir_from_cstr(const char *path)
      85             : {
      86             :         /* include NUL terminator so output string will be terminated and MultiByteToWideChar won't
      87             :          * return 0 on succesful empty strings */
      88             :         size_t len = strlen(path) + 1;
      89             :         tds_dir_char *res = tds_new(tds_dir_char, len);
      90             :         if (res) {
      91             :                 int out_len = MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, path, len, res, len);
      92             :                 if (!out_len)
      93             :                         out_len = MultiByteToWideChar(CP_ACP, 0, path, len, res, len);
      94             :                 if (!out_len)
      95             :                         TDS_ZERO_FREE(res);
      96             :         }
      97             :         return res;
      98             : }
      99             : #endif