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-rw-r--r--sha3.c106
1 files changed, 105 insertions, 1 deletions
diff --git a/sha3.c b/sha3.c
index eef281f..d8e26dc 100644
--- a/sha3.c
+++ b/sha3.c
@@ -2501,7 +2501,111 @@ static void test_cshake256(void) {
}
static void test_kmac128(void) {
- // TODO
+ static const struct {
+ const char *name; // test name
+ const uint8_t key[256]; // key
+ const size_t key_len; // key length
+ const uint8_t custom[256]; // custom name
+ const size_t custom_len; // custom name length
+ const uint8_t msg[256]; // test message
+ const size_t len; // test message length
+ const size_t dst_len; // output length
+ const uint8_t exp[32]; // expected hash
+ } tests[] = {{
+ // https://csrc.nist.gov/CSRC/media/Projects/Cryptographic-Standards-and-Guidelines/documents/examples/KMAC_samples.pdf
+ .name = "KMAC128 Sample #1",
+ .key = {
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+ 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+ 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+ },
+ .key_len = 32,
+ .custom = "",
+ .custom_len = 0,
+ .msg = { 0, 1, 2, 3 },
+ .len = 4,
+ .exp = {
+ 0xE5, 0x78, 0x0B, 0x0D, 0x3E, 0xA6, 0xF7, 0xD3,
+ 0xA4, 0x29, 0xC5, 0x70, 0x6A, 0xA4, 0x3A, 0x00,
+ 0xFA, 0xDB, 0xD7, 0xD4, 0x96, 0x28, 0x83, 0x9E,
+ 0x31, 0x87, 0x24, 0x3F, 0x45, 0x6E, 0xE1, 0x4E,
+ },
+ }, {
+ .name = "KMAC128 Sample #2",
+ .key = {
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+ 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+ 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+ },
+ .key_len = 32,
+ .custom = "My Tagged Application",
+ .custom_len = 21,
+ .msg = { 0, 1, 2, 3 },
+ .len = 4,
+ .exp = {
+ 0x3B, 0x1F, 0xBA, 0x96, 0x3C, 0xD8, 0xB0, 0xB5,
+ 0x9E, 0x8C, 0x1A, 0x6D, 0x71, 0x88, 0x8B, 0x71,
+ 0x43, 0x65, 0x1A, 0xF8, 0xBA, 0x0A, 0x70, 0x70,
+ 0xC0, 0x97, 0x9E, 0x28, 0x11, 0x32, 0x4A, 0xA5,
+ },
+ }, {
+ .name = "KMAC128 Sample #3",
+ .key = {
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
+ 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
+ 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+ },
+ .key_len = 32,
+ .custom = "My Tagged Application",
+ .custom_len = 21,
+ .msg = {
+ 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
+ 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F,
+ 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F,
+ 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F,
+ 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F,
+ 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F,
+ 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F,
+ 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F,
+ 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F,
+ 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F,
+ 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xA5, 0xA6, 0xA7, 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xAD, 0xAE, 0xAF,
+ 0xB0, 0xB1, 0xB2, 0xB3, 0xB4, 0xB5, 0xB6, 0xB7, 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xBD, 0xBE, 0xBF,
+ 0xC0, 0xC1, 0xC2, 0xC3, 0xC4, 0xC5, 0xC6, 0xC7,
+ },
+ .len = 200,
+ .exp = {
+ 0x1F, 0x5B, 0x4E, 0x6C, 0xCA, 0x02, 0x20, 0x9E,
+ 0x0D, 0xCB, 0x5C, 0xA6, 0x35, 0xB8, 0x9A, 0x15,
+ 0xE2, 0x71, 0xEC, 0xC7, 0x60, 0x07, 0x1D, 0xFD,
+ 0x80, 0x5F, 0xAA, 0x38, 0xF9, 0x72, 0x92, 0x30,
+ },
+ }};
+
+ for (size_t i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+ const kmac_params_t params = {
+ .key = tests[i].key,
+ .key_len = tests[i].key_len,
+ .custom = tests[i].custom,
+ .custom_len = tests[i].custom_len,
+ };
+
+ // run
+ uint8_t got[32];
+ kmac128(params, tests[i].msg, tests[i].len, got, sizeof(got));
+
+ // check
+ if (memcmp(got, tests[i].exp, sizeof(got))) {
+ fprintf(stderr, "test_kmac128(\"%s\") failed, got:\n", tests[i].name);
+ dump_hex(stderr, got, 32);
+
+ fprintf(stderr, "exp:\n");
+ dump_hex(stderr, tests[i].exp, 32);
+ }
+ }
}
int main(void) {