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/* SPDX-License-Identifier: LGPL-2.1+ */
/***
Copyright © 2015 Zbigniew Jędrzejewski-Szmek
***/
#include "alloc-util.h"
#include "fstab-util.h"
#include "log.h"
#include "string-util.h"
#include "util.h"
/*
int fstab_filter_options(const char *opts, const char *names,
const char **namefound, char **value, char **filtered);
*/
static void do_fstab_filter_options(const char *opts,
const char *remove,
int r_expected,
const char *name_expected,
const char *value_expected,
const char *filtered_expected) {
int r;
const char *name;
_cleanup_free_ char *value, *filtered;
r = fstab_filter_options(opts, remove, &name, &value, &filtered);
log_info("\"%s\" → %d, \"%s\", \"%s\", \"%s\", expected %d, \"%s\", \"%s\", \"%s\"",
opts, r, name, value, filtered,
r_expected, name_expected, value_expected, filtered_expected ?: opts);
assert_se(r == r_expected);
assert_se(streq_ptr(name, name_expected));
assert_se(streq_ptr(value, value_expected));
assert_se(streq_ptr(filtered, filtered_expected ?: opts));
/* also test the malloc-less mode */
r = fstab_filter_options(opts, remove, &name, NULL, NULL);
log_info("\"%s\" → %d, \"%s\", expected %d, \"%s\"",
opts, r, name,
r_expected, name_expected);
assert_se(r == r_expected);
assert_se(streq_ptr(name, name_expected));
}
static void test_fstab_filter_options(void) {
do_fstab_filter_options("opt=0", "opt\0x-opt\0", 1, "opt", "0", "");
do_fstab_filter_options("opt=0", "x-opt\0opt\0", 1, "opt", "0", "");
do_fstab_filter_options("opt", "opt\0x-opt\0", 1, "opt", NULL, "");
do_fstab_filter_options("opt", "x-opt\0opt\0", 1, "opt", NULL, "");
do_fstab_filter_options("x-opt", "x-opt\0opt\0", 1, "x-opt", NULL, "");
do_fstab_filter_options("opt=0,other", "opt\0x-opt\0", 1, "opt", "0", "other");
do_fstab_filter_options("opt=0,other", "x-opt\0opt\0", 1, "opt", "0", "other");
do_fstab_filter_options("opt,other", "opt\0x-opt\0", 1, "opt", NULL, "other");
do_fstab_filter_options("opt,other", "x-opt\0opt\0", 1, "opt", NULL, "other");
do_fstab_filter_options("x-opt,other", "opt\0x-opt\0", 1, "x-opt", NULL, "other");
do_fstab_filter_options("opto=0,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
do_fstab_filter_options("opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
do_fstab_filter_options("x-opto,other", "opt\0x-opt\0", 0, NULL, NULL, NULL);
do_fstab_filter_options("first,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first");
do_fstab_filter_options("first=1,opt=0", "opt\0x-opt\0", 1, "opt", "0", "first=1");
do_fstab_filter_options("first,opt=", "opt\0x-opt\0", 1, "opt", "", "first");
do_fstab_filter_options("first=1,opt", "opt\0x-opt\0", 1, "opt", NULL, "first=1");
do_fstab_filter_options("first=1,x-opt", "opt\0x-opt\0", 1, "x-opt", NULL, "first=1");
do_fstab_filter_options("first,opt=0,last=1", "opt\0x-opt\0", 1, "opt", "0", "first,last=1");
do_fstab_filter_options("first=1,opt=0,last=2", "x-opt\0opt\0", 1, "opt", "0", "first=1,last=2");
do_fstab_filter_options("first,opt,last", "opt\0", 1, "opt", NULL, "first,last");
do_fstab_filter_options("first=1,opt,last", "x-opt\0opt\0", 1, "opt", NULL, "first=1,last");
do_fstab_filter_options("first=,opt,last", "opt\0noopt\0", 1, "opt", NULL, "first=,last");
/* check repeated options */
do_fstab_filter_options("first,opt=0,noopt=1,last=1", "opt\0noopt\0", 1, "noopt", "1", "first,last=1");
do_fstab_filter_options("first=1,opt=0,last=2,opt=1", "opt\0", 1, "opt", "1", "first=1,last=2");
do_fstab_filter_options("x-opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
do_fstab_filter_options("opt=0,x-opt=1", "opt\0x-opt\0", 1, "x-opt", "1", "");
/* check that semicolons are not misinterpreted */
do_fstab_filter_options("opt=0;", "opt\0", 1, "opt", "0;", "");
do_fstab_filter_options("opt;=0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
do_fstab_filter_options("opt;", "opt\0x-opt\0", 0, NULL, NULL, NULL);
/* check that spaces are not misinterpreted */
do_fstab_filter_options("opt=0 ", "opt\0", 1, "opt", "0 ", "");
do_fstab_filter_options("opt =0", "x-opt\0opt\0noopt\0x-noopt\0", 0, NULL, NULL, NULL);
do_fstab_filter_options(" opt ", "opt\0x-opt\0", 0, NULL, NULL, NULL);
/* check function will NULL args */
do_fstab_filter_options(NULL, "opt\0", 0, NULL, NULL, "");
do_fstab_filter_options("", "opt\0", 0, NULL, NULL, "");
}
static void test_fstab_find_pri(void) {
int pri = -1;
assert_se(fstab_find_pri("pri", &pri) == 0);
assert_se(pri == -1);
assert_se(fstab_find_pri("pri=11", &pri) == 1);
assert_se(pri == 11);
assert_se(fstab_find_pri("opt,pri=12,opt", &pri) == 1);
assert_se(pri == 12);
assert_se(fstab_find_pri("opt,opt,pri=12,pri=13", &pri) == 1);
assert_se(pri == 13);
}
static void test_fstab_yes_no_option(void) {
assert_se(fstab_test_yes_no_option("nofail,fail,nofail", "nofail\0fail\0") == true);
assert_se(fstab_test_yes_no_option("nofail,nofail,fail", "nofail\0fail\0") == false);
assert_se(fstab_test_yes_no_option("abc,cde,afail", "nofail\0fail\0") == false);
assert_se(fstab_test_yes_no_option("nofail,fail=0,nofail=0", "nofail\0fail\0") == true);
assert_se(fstab_test_yes_no_option("nofail,nofail=0,fail=0", "nofail\0fail\0") == false);
}
static void test_fstab_node_to_udev_node(void) {
char *n;
n = fstab_node_to_udev_node("LABEL=applé/jack");
puts(n);
assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
free(n);
n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
puts(n);
assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
free(n);
n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
puts(n);
assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
free(n);
n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
puts(n);
assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
free(n);
n = fstab_node_to_udev_node("PONIES=awesome");
puts(n);
assert_se(streq(n, "PONIES=awesome"));
free(n);
n = fstab_node_to_udev_node("/dev/xda1");
puts(n);
assert_se(streq(n, "/dev/xda1"));
free(n);
}
int main(void) {
test_fstab_filter_options();
test_fstab_find_pri();
test_fstab_yes_no_option();
test_fstab_node_to_udev_node();
return 0;
}
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