[thirdparty/systemd.git] / src / test / test-hexdecoct.c

/* SPDX-License-Identifier: LGPL-2.1+ */
/***
  Copyright 2010 Lennart Poettering
***/

#include <errno.h>

#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_one(const char *s, size_t l, int retval) {
        _cleanup_free_ char *hex = NULL;
        _cleanup_free_ void *mem = NULL;
        size_t len;

        assert_se(unhexmem(s, l, &mem, &len) == retval);
        if (retval == 0) {
                char *answer;

                if (l == (size_t) -1)
                        l = strlen(s);

                assert_se(hex = hexmem(mem, len));
                answer = strndupa(s, l);
                assert_se(streq(delete_chars(answer, WHITESPACE), hex));
        }
}

static void test_unhexmem(void) {
        const char *hex = "efa2149213";
        const char *hex_space = "  e f   a\n 2\r  14\n\r\t9\t2 \n1\r3 \r\r\t";
        const char *hex_invalid = "efa214921o";

        test_unhexmem_one(NULL, 0, 0);
        test_unhexmem_one("", 0, 0);
        test_unhexmem_one("", (size_t) -1, 0);
        test_unhexmem_one("   \n \t\r   \t\t \n\n\n", (size_t) -1, 0);
        test_unhexmem_one(hex_invalid, strlen(hex_invalid), -EINVAL);
        test_unhexmem_one(hex_invalid, (size_t) - 1, -EINVAL);
        test_unhexmem_one(hex, strlen(hex) - 1, -EPIPE);
        test_unhexmem_one(hex, strlen(hex), 0);
        test_unhexmem_one(hex, (size_t) -1, 0);
        test_unhexmem_one(hex_space, strlen(hex_space), 0);
        test_unhexmem_one(hex_space, (size_t) -1, 0);
}

/* 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_one(const char *hex, bool padding, int retval, const char *ans) {
        _cleanup_free_ void *mem = NULL;
        size_t len;

        assert_se(unbase32hexmem(hex, (size_t) -1, padding, &mem, &len) == retval);
        if (retval == 0) {
                char *str;

                str = strndupa(mem, len);
                assert_se(streq(str, ans));
        }
}

static void test_unbase32hexmem(void) {
        test_unbase32hexmem_one("", true, 0, "");

        test_unbase32hexmem_one("CO======", true, 0, "f");
        test_unbase32hexmem_one("CPNG====", true, 0, "fo");
        test_unbase32hexmem_one("CPNMU===", true, 0, "foo");
        test_unbase32hexmem_one("CPNMUOG=", true, 0, "foob");
        test_unbase32hexmem_one("CPNMUOJ1", true, 0, "fooba");
        test_unbase32hexmem_one("CPNMUOJ1E8======", true, 0, "foobar");

        test_unbase32hexmem_one("A", true, -EINVAL, NULL);
        test_unbase32hexmem_one("A=======", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AAA=====", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAAA==", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AB======", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAB====", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAB===", true, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAAAB=", true, -EINVAL, NULL);

        test_unbase32hexmem_one("XPNMUOJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CXNMUOJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPXMUOJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNXUOJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNMXOJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNMUXJ1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNMUOX1", true, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNMUOJX", true, -EINVAL, NULL);

        test_unbase32hexmem_one("", false, 0, "");
        test_unbase32hexmem_one("CO", false, 0, "f");
        test_unbase32hexmem_one("CPNG", false, 0, "fo");
        test_unbase32hexmem_one("CPNMU", false, 0, "foo");
        test_unbase32hexmem_one("CPNMUOG", false, 0, "foob");
        test_unbase32hexmem_one("CPNMUOJ1", false, 0, "fooba");
        test_unbase32hexmem_one("CPNMUOJ1E8", false, 0, "foobar");
        test_unbase32hexmem_one("CPNMUOG=", false, -EINVAL, NULL);
        test_unbase32hexmem_one("CPNMUOJ1E8======", false, -EINVAL, NULL);

        test_unbase32hexmem_one("A", false, -EINVAL, NULL);
        test_unbase32hexmem_one("A", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AAA", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAAA", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AB", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAB", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAB", false, -EINVAL, NULL);
        test_unbase32hexmem_one("AAAAAAB", false, -EINVAL, NULL);
}

/* 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_one(const char *input, const char *output, int ret) {
        _cleanup_free_ void *buffer = NULL;
        size_t size = 0;

        assert_se(unbase64mem(input, (size_t) -1, &buffer, &size) == ret);

        if (ret >= 0) {
                assert_se(size == strlen(output));
                assert_se(memcmp(buffer, output, size) == 0);
                assert_se(((char*) buffer)[size] == 0);
        }
}

static void test_unbase64mem(void) {

        test_unbase64mem_one("", "", 0);
        test_unbase64mem_one("Zg==", "f", 0);
        test_unbase64mem_one("Zm8=", "fo", 0);
        test_unbase64mem_one("Zm9v", "foo", 0);
        test_unbase64mem_one("Zm9vYg==", "foob", 0);
        test_unbase64mem_one("Zm9vYmE=", "fooba", 0);
        test_unbase64mem_one("Zm9vYmFy", "foobar", 0);

        test_unbase64mem_one(" ", "", 0);
        test_unbase64mem_one(" \n\r ", "", 0);
        test_unbase64mem_one("    Zg\n==       ", "f", 0);
        test_unbase64mem_one(" Zm 8=\r", "fo", 0);
        test_unbase64mem_one("  Zm9\n\r\r\nv   ", "foo", 0);
        test_unbase64mem_one(" Z m9vYg==\n\r", "foob", 0);
        test_unbase64mem_one(" Zm 9vYmE=   ", "fooba", 0);
        test_unbase64mem_one("   Z m9v    YmFy   ", "foobar", 0);

        test_unbase64mem_one("A", NULL, -EPIPE);
        test_unbase64mem_one("A====", NULL, -EINVAL);
        test_unbase64mem_one("AAB==", NULL, -EINVAL);
        test_unbase64mem_one(" A A A B = ", NULL, -EINVAL);
        test_unbase64mem_one(" Z m 8 = q u u x ", NULL, -ENAMETOOLONG);
}

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;
}
Commit	Line	Data
53e1b683	1	/* SPDX-License-Identifier: LGPL-2.1+ */
13471436	2	/***
13471436	3	Copyright 2010 Lennart Poettering
13471436 RC	4	***/
13471436 RC	5
dccca82b LP	6	#include <errno.h>
dccca82b LP	7
13471436 RC	8	#include "alloc-util.h"
	9	#include "hexdecoct.h"
	10	#include "macro.h"
	11	#include "string-util.h"
	12
	13	static void test_hexchar(void) {
	14	assert_se(hexchar(0xa) == 'a');
	15	assert_se(hexchar(0x0) == '0');
	16	}
	17
	18	static void test_unhexchar(void) {
	19	assert_se(unhexchar('a') == 0xA);
	20	assert_se(unhexchar('A') == 0xA);
	21	assert_se(unhexchar('0') == 0x0);
	22	}
	23
	24	static void test_base32hexchar(void) {
	25	assert_se(base32hexchar(0) == '0');
	26	assert_se(base32hexchar(9) == '9');
	27	assert_se(base32hexchar(10) == 'A');
	28	assert_se(base32hexchar(31) == 'V');
	29	}
	30
	31	static void test_unbase32hexchar(void) {
	32	assert_se(unbase32hexchar('0') == 0);
	33	assert_se(unbase32hexchar('9') == 9);
	34	assert_se(unbase32hexchar('A') == 10);
	35	assert_se(unbase32hexchar('V') == 31);
	36	assert_se(unbase32hexchar('=') == -EINVAL);
	37	}
	38
	39	static void test_base64char(void) {
	40	assert_se(base64char(0) == 'A');
	41	assert_se(base64char(26) == 'a');
	42	assert_se(base64char(63) == '/');
	43	}
	44
	45	static void test_unbase64char(void) {
	46	assert_se(unbase64char('A') == 0);
	47	assert_se(unbase64char('Z') == 25);
	48	assert_se(unbase64char('a') == 26);
	49	assert_se(unbase64char('z') == 51);
	50	assert_se(unbase64char('0') == 52);
	51	assert_se(unbase64char('9') == 61);
	52	assert_se(unbase64char('+') == 62);
	53	assert_se(unbase64char('/') == 63);
	54	assert_se(unbase64char('=') == -EINVAL);
	55	}
	56
	57	static void test_octchar(void) {
	58	assert_se(octchar(00) == '0');
	59	assert_se(octchar(07) == '7');
	60	}
	61
	62	static void test_unoctchar(void) {
	63	assert_se(unoctchar('0') == 00);
	64	assert_se(unoctchar('7') == 07);
	65	}
	66
	67	static void test_decchar(void) {
	68	assert_se(decchar(0) == '0');
	69	assert_se(decchar(9) == '9');
	70	}
	71
72	static void test_undecchar(void) {
73	assert_se(undecchar('0') == 0);
74	assert_se(undecchar('9') == 9);
75	}
76
4937b81a YW	77	static void test_unhexmem_one(const char *s, size_t l, int retval) {
4937b81a YW	78	_cleanup_free_ char *hex = NULL;
13471436 RC	79	_cleanup_free_ void *mem = NULL;
	80	size_t len;
	81
4937b81a YW	82	assert_se(unhexmem(s, l, &mem, &len) == retval);
	83	if (retval == 0) {
	84	char *answer;
	85
dcd6361e	86	if (l == (size_t) -1)
4937b81a YW	87	l = strlen(s);
4937b81a YW	88
dcd6361e	89	assert_se(hex = hexmem(mem, len));
4937b81a YW	90	answer = strndupa(s, l);
	91	assert_se(streq(delete_chars(answer, WHITESPACE), hex));
	92	}
	93	}
	94
	95	static void test_unhexmem(void) {
	96	const char *hex = "efa2149213";
	97	const char *hex_space = " e f a\n 2\r 14\n\r\t9\t2 \n1\r3 \r\r\t";
	98	const char *hex_invalid = "efa214921o";
13471436	99
4937b81a YW	100	test_unhexmem_one(NULL, 0, 0);
	101	test_unhexmem_one("", 0, 0);
	102	test_unhexmem_one("", (size_t) -1, 0);
	103	test_unhexmem_one(" \n \t\r \t\t \n\n\n", (size_t) -1, 0);
	104	test_unhexmem_one(hex_invalid, strlen(hex_invalid), -EINVAL);
	105	test_unhexmem_one(hex_invalid, (size_t) - 1, -EINVAL);
	106	test_unhexmem_one(hex, strlen(hex) - 1, -EPIPE);
	107	test_unhexmem_one(hex, strlen(hex), 0);
	108	test_unhexmem_one(hex, (size_t) -1, 0);
	109	test_unhexmem_one(hex_space, strlen(hex_space), 0);
	110	test_unhexmem_one(hex_space, (size_t) -1, 0);
13471436 RC	111	}
	112
	113	/* https://tools.ietf.org/html/rfc4648#section-10 */
	114	static void test_base32hexmem(void) {
	115	char *b32;
	116
fbd0b64f	117	b32 = base32hexmem("", STRLEN(""), true);
13471436 RC	118	assert_se(b32);
	119	assert_se(streq(b32, ""));
	120	free(b32);
	121
fbd0b64f	122	b32 = base32hexmem("f", STRLEN("f"), true);
13471436 RC	123	assert_se(b32);
	124	assert_se(streq(b32, "CO======"));
	125	free(b32);
	126
fbd0b64f	127	b32 = base32hexmem("fo", STRLEN("fo"), true);
13471436 RC	128	assert_se(b32);
	129	assert_se(streq(b32, "CPNG===="));
	130	free(b32);
	131
fbd0b64f	132	b32 = base32hexmem("foo", STRLEN("foo"), true);
13471436 RC	133	assert_se(b32);
	134	assert_se(streq(b32, "CPNMU==="));
	135	free(b32);
	136
fbd0b64f	137	b32 = base32hexmem("foob", STRLEN("foob"), true);
13471436 RC	138	assert_se(b32);
	139	assert_se(streq(b32, "CPNMUOG="));
	140	free(b32);
	141
fbd0b64f	142	b32 = base32hexmem("fooba", STRLEN("fooba"), true);
13471436 RC	143	assert_se(b32);
	144	assert_se(streq(b32, "CPNMUOJ1"));
	145	free(b32);
	146
fbd0b64f	147	b32 = base32hexmem("foobar", STRLEN("foobar"), true);
13471436 RC	148	assert_se(b32);
	149	assert_se(streq(b32, "CPNMUOJ1E8======"));
	150	free(b32);
	151
fbd0b64f	152	b32 = base32hexmem("", STRLEN(""), false);
13471436 RC	153	assert_se(b32);
	154	assert_se(streq(b32, ""));
	155	free(b32);
	156
fbd0b64f	157	b32 = base32hexmem("f", STRLEN("f"), false);
13471436 RC	158	assert_se(b32);
	159	assert_se(streq(b32, "CO"));
	160	free(b32);
	161
fbd0b64f	162	b32 = base32hexmem("fo", STRLEN("fo"), false);
13471436 RC	163	assert_se(b32);
	164	assert_se(streq(b32, "CPNG"));
	165	free(b32);
	166
fbd0b64f	167	b32 = base32hexmem("foo", STRLEN("foo"), false);
13471436 RC	168	assert_se(b32);
	169	assert_se(streq(b32, "CPNMU"));
	170	free(b32);
	171
fbd0b64f	172	b32 = base32hexmem("foob", STRLEN("foob"), false);
13471436 RC	173	assert_se(b32);
	174	assert_se(streq(b32, "CPNMUOG"));
	175	free(b32);
	176
fbd0b64f	177	b32 = base32hexmem("fooba", STRLEN("fooba"), false);
13471436 RC	178	assert_se(b32);
	179	assert_se(streq(b32, "CPNMUOJ1"));
	180	free(b32);
	181
fbd0b64f	182	b32 = base32hexmem("foobar", STRLEN("foobar"), false);
13471436 RC	183	assert_se(b32);
	184	assert_se(streq(b32, "CPNMUOJ1E8"));
	185	free(b32);
	186	}
	187
2d2c21af YW	188	static void test_unbase32hexmem_one(const char hex, bool padding, int retval, const char ans) {
2d2c21af YW	189	_cleanup_free_ void *mem = NULL;
13471436 RC	190	size_t len;
13471436 RC	191
2d2c21af YW	192	assert_se(unbase32hexmem(hex, (size_t) -1, padding, &mem, &len) == retval);
	193	if (retval == 0) {
	194	char *str;
	195
	196	str = strndupa(mem, len);
	197	assert_se(streq(str, ans));
	198	}
	199	}
	200
	201	static void test_unbase32hexmem(void) {
	202	test_unbase32hexmem_one("", true, 0, "");
	203
	204	test_unbase32hexmem_one("CO======", true, 0, "f");
	205	test_unbase32hexmem_one("CPNG====", true, 0, "fo");
	206	test_unbase32hexmem_one("CPNMU===", true, 0, "foo");
	207	test_unbase32hexmem_one("CPNMUOG=", true, 0, "foob");
	208	test_unbase32hexmem_one("CPNMUOJ1", true, 0, "fooba");
	209	test_unbase32hexmem_one("CPNMUOJ1E8======", true, 0, "foobar");
	210
	211	test_unbase32hexmem_one("A", true, -EINVAL, NULL);
	212	test_unbase32hexmem_one("A=======", true, -EINVAL, NULL);
	213	test_unbase32hexmem_one("AAA=====", true, -EINVAL, NULL);
	214	test_unbase32hexmem_one("AAAAAA==", true, -EINVAL, NULL);
	215	test_unbase32hexmem_one("AB======", true, -EINVAL, NULL);
	216	test_unbase32hexmem_one("AAAB====", true, -EINVAL, NULL);
	217	test_unbase32hexmem_one("AAAAB===", true, -EINVAL, NULL);
	218	test_unbase32hexmem_one("AAAAAAB=", true, -EINVAL, NULL);
	219
	220	test_unbase32hexmem_one("XPNMUOJ1", true, -EINVAL, NULL);
	221	test_unbase32hexmem_one("CXNMUOJ1", true, -EINVAL, NULL);
	222	test_unbase32hexmem_one("CPXMUOJ1", true, -EINVAL, NULL);
	223	test_unbase32hexmem_one("CPNXUOJ1", true, -EINVAL, NULL);
	224	test_unbase32hexmem_one("CPNMXOJ1", true, -EINVAL, NULL);
	225	test_unbase32hexmem_one("CPNMUXJ1", true, -EINVAL, NULL);
	226	test_unbase32hexmem_one("CPNMUOX1", true, -EINVAL, NULL);
	227	test_unbase32hexmem_one("CPNMUOJX", true, -EINVAL, NULL);
	228
	229	test_unbase32hexmem_one("", false, 0, "");
	230	test_unbase32hexmem_one("CO", false, 0, "f");
	231	test_unbase32hexmem_one("CPNG", false, 0, "fo");
	232	test_unbase32hexmem_one("CPNMU", false, 0, "foo");
	233	test_unbase32hexmem_one("CPNMUOG", false, 0, "foob");
	234	test_unbase32hexmem_one("CPNMUOJ1", false, 0, "fooba");
	235	test_unbase32hexmem_one("CPNMUOJ1E8", false, 0, "foobar");
	236	test_unbase32hexmem_one("CPNMUOG=", false, -EINVAL, NULL);
	237	test_unbase32hexmem_one("CPNMUOJ1E8======", false, -EINVAL, NULL);
	238
	239	test_unbase32hexmem_one("A", false, -EINVAL, NULL);
	240	test_unbase32hexmem_one("A", false, -EINVAL, NULL);
	241	test_unbase32hexmem_one("AAA", false, -EINVAL, NULL);
	242	test_unbase32hexmem_one("AAAAAA", false, -EINVAL, NULL);
	243	test_unbase32hexmem_one("AB", false, -EINVAL, NULL);
	244	test_unbase32hexmem_one("AAAB", false, -EINVAL, NULL);
	245	test_unbase32hexmem_one("AAAAB", false, -EINVAL, NULL);
	246	test_unbase32hexmem_one("AAAAAAB", false, -EINVAL, NULL);
13471436 RC	247	}
	248
	249	/* https://tools.ietf.org/html/rfc4648#section-10 */
	250	static void test_base64mem(void) {
	251	char *b64;
	252
fbd0b64f	253	assert_se(base64mem("", STRLEN(""), &b64) == 0);
13471436 RC	254	assert_se(streq(b64, ""));
	255	free(b64);
	256
fbd0b64f	257	assert_se(base64mem("f", STRLEN("f"), &b64) == 4);
13471436 RC	258	assert_se(streq(b64, "Zg=="));
	259	free(b64);
	260
fbd0b64f	261	assert_se(base64mem("fo", STRLEN("fo"), &b64) == 4);
13471436 RC	262	assert_se(streq(b64, "Zm8="));
	263	free(b64);
	264
fbd0b64f	265	assert_se(base64mem("foo", STRLEN("foo"), &b64) == 4);
13471436 RC	266	assert_se(streq(b64, "Zm9v"));
	267	free(b64);
	268
fbd0b64f	269	assert_se(base64mem("foob", STRLEN("foob"), &b64) == 8);
13471436 RC	270	assert_se(streq(b64, "Zm9vYg=="));
	271	free(b64);
	272
fbd0b64f	273	assert_se(base64mem("fooba", STRLEN("fooba"), &b64) == 8);
13471436 RC	274	assert_se(streq(b64, "Zm9vYmE="));
	275	free(b64);
	276
fbd0b64f	277	assert_se(base64mem("foobar", STRLEN("foobar"), &b64) == 8);
13471436 RC	278	assert_se(streq(b64, "Zm9vYmFy"));
	279	free(b64);
	280	}
	281
081f36d8 LP	282	static void test_unbase64mem_one(const char input, const char output, int ret) {
	283	_cleanup_free_ void *buffer = NULL;
	284	size_t size = 0;
13471436	285
081f36d8	286	assert_se(unbase64mem(input, (size_t) -1, &buffer, &size) == ret);
13471436	287
081f36d8 LP	288	if (ret >= 0) {
	289	assert_se(size == strlen(output));
	290	assert_se(memcmp(buffer, output, size) == 0);
	291	assert_se(((char*) buffer)[size] == 0);
	292	}
	293	}
13471436	294
081f36d8	295	static void test_unbase64mem(void) {
13471436	296
081f36d8 LP	297	test_unbase64mem_one("", "", 0);
	298	test_unbase64mem_one("Zg==", "f", 0);
	299	test_unbase64mem_one("Zm8=", "fo", 0);
	300	test_unbase64mem_one("Zm9v", "foo", 0);
	301	test_unbase64mem_one("Zm9vYg==", "foob", 0);
	302	test_unbase64mem_one("Zm9vYmE=", "fooba", 0);
	303	test_unbase64mem_one("Zm9vYmFy", "foobar", 0);
	304
	305	test_unbase64mem_one(" ", "", 0);
	306	test_unbase64mem_one(" \n\r ", "", 0);
	307	test_unbase64mem_one(" Zg\n== ", "f", 0);
	308	test_unbase64mem_one(" Zm 8=\r", "fo", 0);
	309	test_unbase64mem_one(" Zm9\n\r\r\nv ", "foo", 0);
	310	test_unbase64mem_one(" Z m9vYg==\n\r", "foob", 0);
	311	test_unbase64mem_one(" Zm 9vYmE= ", "fooba", 0);
	312	test_unbase64mem_one(" Z m9v YmFy ", "foobar", 0);
	313
	314	test_unbase64mem_one("A", NULL, -EPIPE);
	315	test_unbase64mem_one("A====", NULL, -EINVAL);
	316	test_unbase64mem_one("AAB==", NULL, -EINVAL);
	317	test_unbase64mem_one(" A A A B = ", NULL, -EINVAL);
	318	test_unbase64mem_one(" Z m 8 = q u u x ", NULL, -ENAMETOOLONG);
13471436 RC	319	}
	320
	321	static void test_hexdump(void) {
	322	uint8_t data[146];
	323	unsigned i;
	324
	325	hexdump(stdout, NULL, 0);
	326	hexdump(stdout, "", 0);
	327	hexdump(stdout, "", 1);
	328	hexdump(stdout, "x", 1);
	329	hexdump(stdout, "x", 2);
	330	hexdump(stdout, "foobar", 7);
	331	hexdump(stdout, "f\nobar", 7);
	332	hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23);
	333
	334	for (i = 0; i < ELEMENTSOF(data); i++)
	335	data[i] = i*2;
	336
	337	hexdump(stdout, data, sizeof(data));
	338	}
	339
	340	int main(int argc, char *argv[]) {
	341	test_hexchar();
	342	test_unhexchar();
	343	test_base32hexchar();
	344	test_unbase32hexchar();
	345	test_base64char();
	346	test_unbase64char();
	347	test_octchar();
	348	test_unoctchar();
	349	test_decchar();
	350	test_undecchar();
	351	test_unhexmem();
	352	test_base32hexmem();
	353	test_unbase32hexmem();
	354	test_base64mem();
	355	test_unbase64mem();
	356	test_hexdump();
	357
	358	return 0;
	359	}