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/*
* 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"
static int
vsf_match_filter(struct mystr const *const p_filename_str,
struct mystr const *const p_access_str) {
unsigned iters = 0;
if (vsf_filename_passes_filter(p_filename_str, p_access_str, &iters))
{
return 1;
}
else
{
struct str_locate_result const loc_res =
str_locate_str(p_filename_str, p_access_str);
return loc_res.found;
}
}
int
vsf_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_match_filter(p_filename_str, &s_access_str))
{
return 0;
}
else
{
return 1;
}
}
int
vsf_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_match_filter(p_filename_str, &s_access_str))
{
return 0;
}
else
{
return 1;
}
}
int
vsf_access_check_file_upload(const struct mystr* p_filename_str)
{
static struct mystr s_access_str;
if (!tunable_upload_file)
{
return 1;
}
if (str_isempty(&s_access_str))
{
str_alloc_text(&s_access_str, tunable_upload_file);
}
return vsf_match_filter(p_filename_str, &s_access_str);
}
int
vsf_access_check_file_download(const struct mystr* p_filename_str)
{
static struct mystr s_access_str;
if (!tunable_download_file)
{
return 1;
}
if (str_isempty(&s_access_str))
{
str_alloc_text(&s_access_str, tunable_download_file);
}
return vsf_match_filter(p_filename_str, &s_access_str);
}
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