| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| |
| #include <errno.h> |
| |
| #include "alloc-util.h" |
| #include "hexdecoct.h" |
| #include "macro.h" |
| #include "random-util.h" |
| #include "string-util.h" |
| #include "tests.h" |
| |
| TEST(hexchar) { |
| assert_se(hexchar(0xa) == 'a'); |
| assert_se(hexchar(0x0) == '0'); |
| } |
| |
| TEST(unhexchar) { |
| assert_se(unhexchar('a') == 0xA); |
| assert_se(unhexchar('A') == 0xA); |
| assert_se(unhexchar('0') == 0x0); |
| } |
| |
| TEST(base32hexchar) { |
| assert_se(base32hexchar(0) == '0'); |
| assert_se(base32hexchar(9) == '9'); |
| assert_se(base32hexchar(10) == 'A'); |
| assert_se(base32hexchar(31) == 'V'); |
| } |
| |
| TEST(unbase32hexchar) { |
| assert_se(unbase32hexchar('0') == 0); |
| assert_se(unbase32hexchar('9') == 9); |
| assert_se(unbase32hexchar('A') == 10); |
| assert_se(unbase32hexchar('V') == 31); |
| assert_se(unbase32hexchar('=') == -EINVAL); |
| } |
| |
| TEST(base64char) { |
| assert_se(base64char(0) == 'A'); |
| assert_se(base64char(26) == 'a'); |
| assert_se(base64char(63) == '/'); |
| } |
| |
| TEST(unbase64char) { |
| 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); |
| } |
| |
| TEST(octchar) { |
| assert_se(octchar(00) == '0'); |
| assert_se(octchar(07) == '7'); |
| } |
| |
| TEST(unoctchar) { |
| assert_se(unoctchar('0') == 00); |
| assert_se(unoctchar('7') == 07); |
| } |
| |
| TEST(decchar) { |
| assert_se(decchar(0) == '0'); |
| assert_se(decchar(9) == '9'); |
| } |
| |
| TEST(undecchar) { |
| assert_se(undecchar('0') == 0); |
| assert_se(undecchar('9') == 9); |
| } |
| |
| static void test_hexmem_one(const char *in, const char *expected) { |
| _cleanup_free_ char *result = NULL; |
| _cleanup_free_ void *mem = NULL; |
| size_t len; |
| |
| assert_se(result = hexmem(in, strlen_ptr(in))); |
| log_debug("hexmem(\"%s\") → \"%s\" (expected: \"%s\")", strnull(in), result, expected); |
| assert_se(streq(result, expected)); |
| |
| assert_se(unhexmem(result, SIZE_MAX, &mem, &len) >= 0); |
| assert_se(memcmp_safe(mem, in, len) == 0); |
| } |
| |
| TEST(hexmem) { |
| test_hexmem_one(NULL, ""); |
| test_hexmem_one("", ""); |
| test_hexmem_one("foo", "666f6f"); |
| } |
| |
| 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_MAX) |
| l = strlen(s); |
| |
| assert_se(hex = hexmem(mem, len)); |
| answer = strndupa_safe(strempty(s), l); |
| assert_se(streq(delete_chars(answer, WHITESPACE), hex)); |
| } |
| } |
| |
| TEST(unhexmem) { |
| 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_MAX, 0); |
| test_unhexmem_one(" \n \t\r \t\t \n\n\n", SIZE_MAX, 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_MAX, 0); |
| test_unhexmem_one(hex_space, strlen(hex_space), 0); |
| test_unhexmem_one(hex_space, SIZE_MAX, 0); |
| } |
| |
| /* https://tools.ietf.org/html/rfc4648#section-10 */ |
| TEST(base32hexmem) { |
| 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_MAX, padding, &mem, &len) == retval); |
| if (retval == 0) { |
| char *str; |
| |
| str = strndupa_safe(mem, len); |
| assert_se(streq(str, ans)); |
| } |
| } |
| |
| TEST(unbase32hexmem) { |
| 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("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 */ |
| TEST(base64mem) { |
| 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); |
| } |
| |
| TEST(base64mem_linebreak) { |
| uint8_t data[4096]; |
| |
| for (size_t i = 0; i < 20; i++) { |
| _cleanup_free_ char *encoded = NULL; |
| _cleanup_free_ void *decoded = NULL; |
| size_t decoded_size; |
| uint64_t n, m; |
| ssize_t l; |
| |
| /* Try a bunch of differently sized blobs */ |
| n = random_u64_range(sizeof(data)); |
| random_bytes(data, n); |
| |
| /* Break at various different columns */ |
| m = 1 + random_u64_range(n + 5); |
| |
| l = base64mem_full(data, n, m, &encoded); |
| assert_se(l >= 0); |
| assert_se(encoded); |
| assert_se((size_t) l == strlen(encoded)); |
| |
| assert_se(unbase64mem(encoded, SIZE_MAX, &decoded, &decoded_size) >= 0); |
| assert_se(decoded_size == n); |
| assert_se(memcmp(data, decoded, n) == 0); |
| |
| /* Also try in secure mode */ |
| decoded = mfree(decoded); |
| decoded_size = 0; |
| assert_se(unbase64mem_full(encoded, SIZE_MAX, /* secure= */ true, &decoded, &decoded_size) >= 0); |
| assert_se(decoded_size == n); |
| assert_se(memcmp(data, decoded, n) == 0); |
| |
| for (size_t j = 0; j < (size_t) l; j++) |
| assert_se((encoded[j] == '\n') == (j % (m + 1) == m)); |
| } |
| } |
| |
| static void test_base64_append_one(char **buf, size_t *len, const char *in, const char *expected) { |
| ssize_t new_len; |
| |
| new_len = base64_append(buf, *len, in, strlen_ptr(in), 8, 12); |
| assert_se(new_len >= 0); |
| log_debug("base64_append_one(\"%s\")\nresult:\n%s\nexpected:\n%s", in, strnull(*buf), strnull(expected)); |
| assert_se((size_t) new_len == strlen_ptr(*buf)); |
| assert_se(streq_ptr(*buf, expected)); |
| *len = new_len; |
| } |
| |
| TEST(base64_append) { |
| _cleanup_free_ char *buf = NULL; |
| size_t len = 0; |
| |
| test_base64_append_one(&buf, &len, "", NULL); |
| test_base64_append_one(&buf, &len, "f", |
| "Zg=="); |
| test_base64_append_one(&buf, &len, "fo", |
| "Zg== Zm8="); |
| test_base64_append_one(&buf, &len, "foo", |
| "Zg== Zm8=\n" |
| " Zm9v"); |
| test_base64_append_one(&buf, &len, "foob", |
| "Zg== Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg=="); |
| test_base64_append_one(&buf, &len, "fooba", |
| "Zg== Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg==\n" |
| " Zm9v\n" |
| " YmE="); |
| test_base64_append_one(&buf, &len, "foobar", |
| "Zg== Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg==\n" |
| " Zm9v\n" |
| " YmE=\n" |
| " Zm9v\n" |
| " YmFy"); |
| |
| assert_se(free_and_strdup(&buf, "hogehogehogehoge") >= 0); |
| len = strlen(buf); |
| |
| test_base64_append_one(&buf, &len, "", |
| "hogehogehogehoge"); |
| test_base64_append_one(&buf, &len, "f", |
| "hogehogehogehoge\n" |
| " Zg=="); |
| test_base64_append_one(&buf, &len, "fo", |
| "hogehogehogehoge\n" |
| " Zg==\n" |
| " Zm8="); |
| test_base64_append_one(&buf, &len, "foo", |
| "hogehogehogehoge\n" |
| " Zg==\n" |
| " Zm8=\n" |
| " Zm9v"); |
| test_base64_append_one(&buf, &len, "foob", |
| "hogehogehogehoge\n" |
| " Zg==\n" |
| " Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg=="); |
| test_base64_append_one(&buf, &len, "fooba", |
| "hogehogehogehoge\n" |
| " Zg==\n" |
| " Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg==\n" |
| " Zm9v\n" |
| " YmE="); |
| test_base64_append_one(&buf, &len, "foobar", |
| "hogehogehogehoge\n" |
| " Zg==\n" |
| " Zm8=\n" |
| " Zm9v\n" |
| " Zm9v\n" |
| " Yg==\n" |
| " Zm9v\n" |
| " YmE=\n" |
| " Zm9v\n" |
| " YmFy"); |
| |
| assert_se(free_and_strdup(&buf, "hogehogehogehoge") >= 0); |
| len = strlen(buf); |
| |
| test_base64_append_one(&buf, &len, "foobarfoobarfoobarfoobar", |
| "hogehogehogehoge\n" |
| " Zm9v\n" |
| " YmFy\n" |
| " Zm9v\n" |
| " YmFy\n" |
| " Zm9v\n" |
| " YmFy\n" |
| " Zm9v\n" |
| " YmFy"); |
| |
| assert_se(free_and_strdup(&buf, "aaa") >= 0); |
| len = strlen(buf); |
| |
| test_base64_append_one(&buf, &len, "foobarfoobarfoobarfoobar", |
| "aaa Zm9vYmFy\n" |
| " Zm9vYmFy\n" |
| " Zm9vYmFy\n" |
| " Zm9vYmFy"); |
| } |
| |
| 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_MAX, &buffer, &size) == ret); |
| if (ret >= 0) { |
| assert_se(size == strlen(output)); |
| assert_se(memcmp(buffer, output, size) == 0); |
| assert_se(((char*) buffer)[size] == 0); |
| } |
| |
| /* also try in secure mode */ |
| buffer = mfree(buffer); |
| size = 0; |
| |
| assert_se(unbase64mem_full(input, SIZE_MAX, /* secure=*/ true, &buffer, &size) == ret); |
| if (ret >= 0) { |
| assert_se(size == strlen(output)); |
| assert_se(memcmp(buffer, output, size) == 0); |
| assert_se(((char*) buffer)[size] == 0); |
| } |
| } |
| |
| TEST(unbase64mem) { |
| |
| 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); |
| } |
| |
| TEST(hexdump) { |
| 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)); |
| } |
| |
| DEFINE_TEST_MAIN(LOG_INFO); |
