diff options
Diffstat (limited to 'crypto/rsa/rsa_test.c')
| -rw-r--r-- | crypto/rsa/rsa_test.c | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/crypto/rsa/rsa_test.c b/crypto/rsa/rsa_test.c index 0f8059ccfdfc..4080de8bcf99 100644 --- a/crypto/rsa/rsa_test.c +++ b/crypto/rsa/rsa_test.c @@ -219,6 +219,7 @@ int main(int argc, char *argv[]) int plen; int clen = 0; int num; + int n; CRYPTO_malloc_debug_init(); CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL); @@ -242,7 +243,7 @@ int main(int argc, char *argv[]) clen = key3(key, ctext_ex); break; } - if (v/3 > 1) key->flags |= RSA_FLAG_NO_EXP_CONSTTIME; + if (v/3 >= 1) key->flags |= RSA_FLAG_NO_CONSTTIME; num = RSA_public_encrypt(plen, ptext_ex, ctext, key, RSA_PKCS1_PADDING); @@ -278,7 +279,7 @@ int main(int argc, char *argv[]) err=1; goto next; } - + num = RSA_private_decrypt(num, ctext, ptext, key, RSA_PKCS1_OAEP_PADDING); if (num != plen || memcmp(ptext, ptext_ex, num) != 0) @@ -287,10 +288,7 @@ int main(int argc, char *argv[]) err=1; } else if (memcmp(ctext, ctext_ex, num) == 0) - { printf("OAEP test vector %d passed!\n", v); - goto next; - } /* Different ciphertexts (rsa_oaep.c without -DPKCS_TESTVECT). Try decrypting ctext_ex */ @@ -305,6 +303,26 @@ int main(int argc, char *argv[]) } else printf("OAEP encryption/decryption ok\n"); + + /* Try decrypting corrupted ciphertexts */ + for(n = 0 ; n < clen ; ++n) + { + int b; + unsigned char saved = ctext[n]; + for(b = 0 ; b < 256 ; ++b) + { + if(b == saved) + continue; + ctext[n] = b; + num = RSA_private_decrypt(num, ctext, ptext, key, + RSA_PKCS1_OAEP_PADDING); + if(num > 0) + { + printf("Corrupt data decrypted!\n"); + err = 1; + } + } + } next: RSA_free(key); } |