/* * Part of Very Secure FTPd * Licence: GPL v2 * Author: Chris Evans * access.c * * Routines to do very very simple access control based on filenames. */#include "access.h"#include "ls.h"#include "tunables.h"#include "str.h"intvsf_access_check_file(const struct mystr* p_filename_str){  static struct mystr s_access_str;  if (!tunable_deny_file)  {    return 1;  }  if (str_isempty(&s_access_str))  {    str_alloc_text(&s_access_str, tunable_deny_file);  }  if (vsf_filename_passes_filter(p_filename_str, &s_access_str))  {    return 0;  }  else  {    struct str_locate_result loc_res =      str_locate_str(p_filename_str, &s_access_str);    if (loc_res.found)    {      return 0;    }  }  return 1;}intvsf_access_check_file_visible(const struct mystr* p_filename_str){  static struct mystr s_access_str;  if (!tunable_hide_file)  {    return 1;  }  if (str_isempty(&s_access_str))  {    str_alloc_text(&s_access_str, tunable_hide_file);  }  if (vsf_filename_passes_filter(p_filename_str, &s_access_str))  {    return 0;  }  else  {    struct str_locate_result loc_res =      str_locate_str(p_filename_str, &s_access_str);    if (loc_res.found)    {      return 0;    }  }  return 1;}