crypto/hmac_sha256: new module.

[ccan] / ccan / crypto / hmac_sha256 / test / api-rfc4231.c

diff --git a/ccan/crypto/hmac_sha256/test/api-rfc4231.c b/ccan/crypto/hmac_sha256/test/api-rfc4231.c
new file mode 100644 (file)
index 0000000..0c2b2ee
--- /dev/null
+++ b/ccan/crypto/hmac_sha256/test/api-rfc4231.c
@@ -0,0 +1,150 @@
+/* From RFC4231 "Identifiers and Test Vectors for HMAC-SHA-224, HMAC-SHA-256,
+ * HMAC-SHA-384, and HMAC-SHA-512"
+ *
+ * https://tools.ietf.org/html/rfc4231
+ */
+#include <ccan/crypto/hmac_sha256/hmac_sha256.h>
+#include <ccan/tap/tap.h>
+#include <ccan/str/hex/hex.h>
+#include <string.h>
+#include <assert.h>
+
+struct test {
+       const char *key, *data, *hmac;
+};
+
+static struct test tests[] = { {
+       /* Test Case 1 */
+       "0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b",     /* (20 bytes) */
+       "4869205468657265",                             /* ("Hi There") */
+       "b0344c61d8db38535ca8afceaf0bf12b881dc200c9833da726e9376c2e32cff7"
+       },
+       /* Test Case 2:
+          Test with a key shorter than the length of the HMAC output. */
+       {
+       "4a656665",                             /* ("Jefe") */
+       /*  ("what do ya want for nothing?") */
+       "7768617420646f2079612077616e7420666f72206e6f7468696e673f",
+       "5bdcc146bf60754e6a042426089575c75a003f089d2739839dec58b964ec3843"
+       },
+       {
+        /* Test Case 3
+
+          Test with a combined length of key and data that is larger than 64
+          bytes (= block-size of SHA-224 and SHA-256).
+       */
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", /* (20 bytes) */
+       "dddddddddddddddddddddddddddddddd"
+       "dddddddddddddddddddddddddddddddd"
+       "dddddddddddddddddddddddddddddddd"
+       "dddd", /* (50 bytes) */
+       "773ea91e36800e46854db8ebd09181a72959098b3ef8c122d9635514ced565fe"
+       },
+       {
+       /* Test Case 4
+
+          Test with a combined length of key and data that is larger than 64
+          bytes (= block-size of SHA-224 and SHA-256).
+       */
+       "0102030405060708090a0b0c0d0e0f10111213141516171819", /* (25 bytes) */
+       "cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
+       "cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
+       "cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
+       "cdcd", /* (50 bytes) */
+       "82558a389a443c0ea4cc819899f2083a85f0faa3e578f8077a2e3ff46729665b"
+       },
+#if 0
+       {
+       /* Test Case 5
+
+          Test with a truncation of output to 128 bits.
+       */
+       "0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c0c", /* (20 bytes) */
+       "546573742057697468205472756e636174696f6e", /* ("Test With Truncation") */
+       "a3b6167473100ee06e0c796c2955552b"
+       },
+#endif
+       {
+       /* Test Case 6
+
+          Test with a key larger than 128 bytes (= block-size of SHA-384 and
+          SHA-512).
+       */
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaa", /* (131 bytes) */
+       "54657374205573696e67204c61726765"  /* ("Test Using Large") */
+       "72205468616e20426c6f636b2d53697a"  /* ("r Than Block-Siz") */
+       "65204b6579202d2048617368204b6579"  /* ("e Key - Hash Key") */
+       "204669727374",                     /* (" First") */
+       "60e431591ee0b67f0d8a26aacbf5b77f8e0bc6213728c5140546040f0ee37f54"
+       },
+       {
+       /* Test Case 7
+
+          Test with a key and data that is larger than 128 bytes (= block-size
+          of SHA-384 and SHA-512). */
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+       "aaaaaa", /* (131 bytes) */
+       "54686973206973206120746573742075" /* ("This is a test u") */
+       "73696e672061206c6172676572207468" /* ("sing a larger th") */
+       "616e20626c6f636b2d73697a65206b65" /* ("an block-size ke") */
+       "7920616e642061206c61726765722074" /* ("y and a larger t") */
+       "68616e20626c6f636b2d73697a652064" /* ("han block-size d") */
+       "6174612e20546865206b6579206e6565" /* ("ata. The key nee") */
+       "647320746f2062652068617368656420" /* ("ds to be hashed ") */
+       "6265666f7265206265696e6720757365" /* ("before being use") */
+       "642062792074686520484d414320616c" /* ("d by the HMAC al") */
+       "676f726974686d2e", /*                 ("gorithm.") */
+       "9b09ffa71b942fcb27635fbcd5b0e944bfdc63644f0713938a7f51535c3a35e2"
+       }
+};
+
+static void *fromhex(const char *str, size_t *len)
+{
+       void *p;
+
+       *len = hex_data_size(strlen(str));
+       p = malloc(*len);
+       if (!hex_decode(str, strlen(str), p, *len))
+               abort();
+       return p;
+}
+
+int main(void)
+{
+       size_t i;
+       struct hmac_sha256 hmac;
+
+       plan_tests(sizeof(tests) / sizeof(tests[0]));
+
+       for (i = 0; i < sizeof(tests) / sizeof(tests[0]); i++) {
+               size_t ksize, dsize, hmacsize;
+               void *k, *d, *expect;
+
+               k = fromhex(tests[i].key, &ksize);
+               d = fromhex(tests[i].data, &dsize);
+               expect = fromhex(tests[i].hmac, &hmacsize);
+               assert(hmacsize == sizeof(hmac));
+               hmac_sha256(&hmac, k, ksize, d, dsize);
+               ok1(memcmp(&hmac, expect, hmacsize) == 0);
+               free(k);
+               free(d);
+               free(expect);
+       }
+
+       return exit_status();
+}