1 files changed, 72 insertions, 0 deletions
diff --git a/libtomcrypt/tests/pkcs_1_emsa_test.c b/libtomcrypt/tests/pkcs_1_emsa_test.c
new file mode 100644
index 0000000..1b22e43
--- /dev/null
+++ b/libtomcrypt/tests/pkcs_1_emsa_test.c
@@ -0,0 +1,72 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ */
+#include <tomcrypt_test.h>
+
+#if defined(LTC_PKCS_1) && defined(LTC_TEST_MPI)
+
+#include "../notes/rsa-testvectors/pkcs1v15sign-vectors.c"
+
+
+
+int pkcs_1_emsa_test(void)
+{
+  int hash_idx = find_hash("sha1");
+  unsigned int i;
+  unsigned int j;
+
+  DO(hash_is_valid(hash_idx));
+
+  for (i = 0; i < sizeof(testcases_emsa)/sizeof(testcases_emsa[0]); ++i) {
+    testcase_t* t = &testcases_emsa[i];
+    rsa_key k, *key = &k;
+    DOX(mp_init_multi(&key->e, &key->d, &key->N, &key->dQ,
+                       &key->dP, &key->qP, &key->p, &key->q, NULL), t->name);
+
+    DOX(mp_read_unsigned_bin(key->e, t->rsa.e, t->rsa.e_l), t->name);
+    DOX(mp_read_unsigned_bin(key->d, t->rsa.d, t->rsa.d_l), t->name);
+    DOX(mp_read_unsigned_bin(key->N, t->rsa.n, t->rsa.n_l), t->name);
+    DOX(mp_read_unsigned_bin(key->dQ, t->rsa.dQ, t->rsa.dQ_l), t->name);
+    DOX(mp_read_unsigned_bin(key->dP, t->rsa.dP, t->rsa.dP_l), t->name);
+    DOX(mp_read_unsigned_bin(key->qP, t->rsa.qInv, t->rsa.qInv_l), t->name);
+    DOX(mp_read_unsigned_bin(key->q, t->rsa.q, t->rsa.q_l), t->name);
+    DOX(mp_read_unsigned_bin(key->p, t->rsa.p, t->rsa.p_l), t->name);
+    key->type = PK_PRIVATE;
+
+    for (j = 0; j < sizeof(t->data)/sizeof(t->data[0]); ++j) {
+        rsaData_t* s = &t->data[j];
+        unsigned char buf[20], obuf[256];
+        unsigned long buflen = sizeof(buf), obuflen = sizeof(obuf);
+        int stat;
+        DOX(hash_memory(hash_idx, s->o1, s->o1_l, buf, &buflen), s->name);
+        DOX(rsa_sign_hash_ex(buf, buflen, obuf, &obuflen, LTC_PKCS_1_V1_5, NULL, -1, hash_idx, 0, key), s->name);
+        DOX(obuflen == (unsigned long)s->o2_l?CRYPT_OK:CRYPT_FAIL_TESTVECTOR, s->name);
+        DOX(memcmp(s->o2, obuf, s->o2_l)==0?CRYPT_OK:CRYPT_FAIL_TESTVECTOR, s->name);
+        DOX(rsa_verify_hash_ex(obuf, obuflen, buf, buflen, LTC_PKCS_1_V1_5, hash_idx, 0, &stat, key), s->name);
+        DOX(stat == 1?CRYPT_OK:CRYPT_FAIL_TESTVECTOR, s->name);
+    } /* for */
+
+    mp_clear_multi(key->d,  key->e, key->N, key->dQ, key->dP, key->qP, key->p, key->q, NULL);
+  } /* for */
+
+  return 0;
+}
+
+#else
+
+int pkcs_1_emsa_test(void)
+{
+   return CRYPT_NOP;
+}
+
+#endif
+
+
+/* ref:         $Format:%D$ */
+/* git commit:  $Format:%H$ */
+/* commit time: $Format:%ai$ */