diff options
Diffstat (limited to '')
| -rw-r--r-- | src/test/test-hexdecoct.c | 355 |
1 files changed, 355 insertions, 0 deletions
diff --git a/src/test/test-hexdecoct.c b/src/test/test-hexdecoct.c new file mode 100644 index 0000000..f0f9679 --- /dev/null +++ b/src/test/test-hexdecoct.c @@ -0,0 +1,355 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#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(strempty(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("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; +} |