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Systemd/src/test/test-hexdecoct.c

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/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "alloc-util.h"
#include "hexdecoct.h"
#include "macro.h"
#include "string-util.h"
static void test_hexchar(void) {
assert_se(hexchar(0xa) == 'a');
assert_se(hexchar(0x0) == '0');
}
static void test_unhexchar(void) {
assert_se(unhexchar('a') == 0xA);
assert_se(unhexchar('A') == 0xA);
assert_se(unhexchar('0') == 0x0);
}
static void test_base32hexchar(void) {
assert_se(base32hexchar(0) == '0');
assert_se(base32hexchar(9) == '9');
assert_se(base32hexchar(10) == 'A');
assert_se(base32hexchar(31) == 'V');
}
static void test_unbase32hexchar(void) {
assert_se(unbase32hexchar('0') == 0);
assert_se(unbase32hexchar('9') == 9);
assert_se(unbase32hexchar('A') == 10);
assert_se(unbase32hexchar('V') == 31);
assert_se(unbase32hexchar('=') == -EINVAL);
}
static void test_base64char(void) {
assert_se(base64char(0) == 'A');
assert_se(base64char(26) == 'a');
assert_se(base64char(63) == '/');
}
static void test_unbase64char(void) {
assert_se(unbase64char('A') == 0);
assert_se(unbase64char('Z') == 25);
assert_se(unbase64char('a') == 26);
assert_se(unbase64char('z') == 51);
assert_se(unbase64char('0') == 52);
assert_se(unbase64char('9') == 61);
assert_se(unbase64char('+') == 62);
assert_se(unbase64char('/') == 63);
assert_se(unbase64char('=') == -EINVAL);
}
static void test_octchar(void) {
assert_se(octchar(00) == '0');
assert_se(octchar(07) == '7');
}
static void test_unoctchar(void) {
assert_se(unoctchar('0') == 00);
assert_se(unoctchar('7') == 07);
}
static void test_decchar(void) {
assert_se(decchar(0) == '0');
assert_se(decchar(9) == '9');
}
static void test_undecchar(void) {
assert_se(undecchar('0') == 0);
assert_se(undecchar('9') == 9);
}
static void test_unhexmem(void) {
const char *hex = "efa2149213";
const char *hex_invalid = "efa214921o";
_cleanup_free_ char *hex2 = NULL;
_cleanup_free_ void *mem = NULL;
size_t len;
assert_se(unhexmem(hex_invalid, strlen(hex_invalid), &mem, &len) == -EINVAL);
assert_se(unhexmem(hex, strlen(hex) + 1, &mem, &len) == -EINVAL);
assert_se(unhexmem(hex, strlen(hex) - 1, &mem, &len) == -EINVAL);
assert_se(unhexmem(hex, strlen(hex), &mem, &len) == 0);
assert_se((hex2 = hexmem(mem, len)));
assert_se(streq(hex, hex2));
}
/* https://tools.ietf.org/html/rfc4648#section-10 */
static void test_base32hexmem(void) {
char *b32;
b32 = base32hexmem("", strlen(""), true);
assert_se(b32);
assert_se(streq(b32, ""));
free(b32);
b32 = base32hexmem("f", strlen("f"), true);
assert_se(b32);
assert_se(streq(b32, "CO======"));
free(b32);
b32 = base32hexmem("fo", strlen("fo"), true);
assert_se(b32);
assert_se(streq(b32, "CPNG===="));
free(b32);
b32 = base32hexmem("foo", strlen("foo"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMU==="));
free(b32);
b32 = base32hexmem("foob", strlen("foob"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOG="));
free(b32);
b32 = base32hexmem("fooba", strlen("fooba"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1"));
free(b32);
b32 = base32hexmem("foobar", strlen("foobar"), true);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1E8======"));
free(b32);
b32 = base32hexmem("", strlen(""), false);
assert_se(b32);
assert_se(streq(b32, ""));
free(b32);
b32 = base32hexmem("f", strlen("f"), false);
assert_se(b32);
assert_se(streq(b32, "CO"));
free(b32);
b32 = base32hexmem("fo", strlen("fo"), false);
assert_se(b32);
assert_se(streq(b32, "CPNG"));
free(b32);
b32 = base32hexmem("foo", strlen("foo"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMU"));
free(b32);
b32 = base32hexmem("foob", strlen("foob"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOG"));
free(b32);
b32 = base32hexmem("fooba", strlen("fooba"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1"));
free(b32);
b32 = base32hexmem("foobar", strlen("foobar"), false);
assert_se(b32);
assert_se(streq(b32, "CPNMUOJ1E8"));
free(b32);
}
static void test_unbase32hexmem(void) {
void *mem;
size_t len;
assert_se(unbase32hexmem("", strlen(""), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), ""));
free(mem);
assert_se(unbase32hexmem("CO======", strlen("CO======"), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "f"));
free(mem);
assert_se(unbase32hexmem("CPNG====", strlen("CPNG===="), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fo"));
free(mem);
assert_se(unbase32hexmem("CPNMU===", strlen("CPNMU==="), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foo"));
free(mem);
assert_se(unbase32hexmem("CPNMUOG=", strlen("CPNMUOG="), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foob"));
free(mem);
assert_se(unbase32hexmem("CPNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fooba"));
free(mem);
assert_se(unbase32hexmem("CPNMUOJ1E8======", strlen("CPNMUOJ1E8======"), true, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foobar"));
free(mem);
assert_se(unbase32hexmem("A", strlen("A"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("A=======", strlen("A======="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAA=====", strlen("AAA====="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAAA==", strlen("AAAAAA=="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AB======", strlen("AB======"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAB====", strlen("AAAB===="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAB===", strlen("AAAAB==="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAAAB=", strlen("AAAAAAB="), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("XPNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CXNMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPXMUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNXUOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNMXOJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNMUXJ1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNMUOX1", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNMUOJX", strlen("CPNMUOJ1"), true, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("", strlen(""), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), ""));
free(mem);
assert_se(unbase32hexmem("CO", strlen("CO"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "f"));
free(mem);
assert_se(unbase32hexmem("CPNG", strlen("CPNG"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fo"));
free(mem);
assert_se(unbase32hexmem("CPNMU", strlen("CPNMU"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foo"));
free(mem);
assert_se(unbase32hexmem("CPNMUOG", strlen("CPNMUOG"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foob"));
free(mem);
assert_se(unbase32hexmem("CPNMUOJ1", strlen("CPNMUOJ1"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fooba"));
free(mem);
assert_se(unbase32hexmem("CPNMUOJ1E8", strlen("CPNMUOJ1E8"), false, &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foobar"));
free(mem);
assert_se(unbase32hexmem("CPNMUOG=", strlen("CPNMUOG="), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("CPNMUOJ1E8======", strlen("CPNMUOJ1E8======"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("A", strlen("A"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("A", strlen("A"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAA", strlen("AAA"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAAA", strlen("AAAAAA"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AB", strlen("AB"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAB", strlen("AAAB"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAB", strlen("AAAAB"), false, &mem, &len) == -EINVAL);
assert_se(unbase32hexmem("AAAAAAB", strlen("AAAAAAB"), false, &mem, &len) == -EINVAL);
}
/* https://tools.ietf.org/html/rfc4648#section-10 */
static void test_base64mem(void) {
char *b64;
assert_se(base64mem("", strlen(""), &b64) == 0);
assert_se(streq(b64, ""));
free(b64);
assert_se(base64mem("f", strlen("f"), &b64) == 4);
assert_se(streq(b64, "Zg=="));
free(b64);
assert_se(base64mem("fo", strlen("fo"), &b64) == 4);
assert_se(streq(b64, "Zm8="));
free(b64);
assert_se(base64mem("foo", strlen("foo"), &b64) == 4);
assert_se(streq(b64, "Zm9v"));
free(b64);
assert_se(base64mem("foob", strlen("foob"), &b64) == 8);
assert_se(streq(b64, "Zm9vYg=="));
free(b64);
assert_se(base64mem("fooba", strlen("fooba"), &b64) == 8);
assert_se(streq(b64, "Zm9vYmE="));
free(b64);
assert_se(base64mem("foobar", strlen("foobar"), &b64) == 8);
assert_se(streq(b64, "Zm9vYmFy"));
free(b64);
}
static void test_unbase64mem(void) {
void *mem;
size_t len;
assert_se(unbase64mem("", strlen(""), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), ""));
free(mem);
assert_se(unbase64mem("Zg==", strlen("Zg=="), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "f"));
free(mem);
assert_se(unbase64mem("Zm8=", strlen("Zm8="), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fo"));
free(mem);
assert_se(unbase64mem("Zm9v", strlen("Zm9v"), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foo"));
free(mem);
assert_se(unbase64mem("Zm9vYg==", strlen("Zm9vYg=="), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foob"));
free(mem);
assert_se(unbase64mem("Zm9vYmE=", strlen("Zm9vYmE="), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "fooba"));
free(mem);
assert_se(unbase64mem("Zm9vYmFy", strlen("Zm9vYmFy"), &mem, &len) == 0);
assert_se(streq(strndupa(mem, len), "foobar"));
free(mem);
assert_se(unbase64mem("A", strlen("A"), &mem, &len) == -EINVAL);
assert_se(unbase64mem("A====", strlen("A===="), &mem, &len) == -EINVAL);
assert_se(unbase64mem("AAB==", strlen("AAB=="), &mem, &len) == -EINVAL);
assert_se(unbase64mem("AAAB=", strlen("AAAB="), &mem, &len) == -EINVAL);
}
static void test_hexdump(void) {
uint8_t data[146];
unsigned i;
hexdump(stdout, NULL, 0);
hexdump(stdout, "", 0);
hexdump(stdout, "", 1);
hexdump(stdout, "x", 1);
hexdump(stdout, "x", 2);
hexdump(stdout, "foobar", 7);
hexdump(stdout, "f\nobar", 7);
hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23);
for (i = 0; i < ELEMENTSOF(data); i++)
data[i] = i*2;
hexdump(stdout, data, sizeof(data));
}
int main(int argc, char *argv[]) {
test_hexchar();
test_unhexchar();
test_base32hexchar();
test_unbase32hexchar();
test_base64char();
test_unbase64char();
test_octchar();
test_unoctchar();
test_decchar();
test_undecchar();
test_unhexmem();
test_base32hexmem();
test_unbase32hexmem();
test_base64mem();
test_unbase64mem();
test_hexdump();
return 0;
}
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