view libtomcrypt/tests/rsa_test.c @ 1857:6022df862942

Use DSCP for IP QoS traffic classes The previous TOS values are deprecated and not used by modern traffic classifiers. This sets AF21 for "interactive" traffic (with a tty). Non-tty traffic sets AF11 - that indicates high throughput but is not lowest priority (which would be CS1 or LE). This differs from the CS1 used by OpenSSH, it lets interactive git over SSH have higher priority than background least effort traffic. Dropbear's settings here should be suitable with the diffservs used by CAKE qdisc.
author Matt Johnston <matt@ucc.asn.au>
date Tue, 25 Jan 2022 17:32:20 +0800
parents 6dba84798cd5
children
line wrap: on
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/* 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_MRSA) && defined(LTC_TEST_MPI)

#define RSA_MSGSIZE 78

/* These are test keys [see file test.key] that I use to test my import/export against */
static const unsigned char openssl_private_rsa[] = {
   0x30, 0x82, 0x02, 0x5e, 0x02, 0x01, 0x00, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde, 0x64, 0x8a,
   0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7, 0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7, 0xa1, 0xb7,
   0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84, 0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96, 0x65, 0xe5,
   0x3f, 0x72, 0x95, 0x24, 0x9f, 0x28, 0x68, 0xca, 0x4f, 0xdb, 0x44, 0x1c, 0x3e, 0x60, 0x12, 0x8a,
   0xdd, 0x26, 0xa5, 0xeb, 0xff, 0x0b, 0x5e, 0xd4, 0x88, 0x38, 0x49, 0x2a, 0x6e, 0x5b, 0xbf, 0x12,
   0x37, 0x47, 0xbd, 0x05, 0x6b, 0xbc, 0xdb, 0xf3, 0xee, 0xe4, 0x11, 0x8e, 0x41, 0x68, 0x7c, 0x61,
   0x13, 0xd7, 0x42, 0xc8, 0x80, 0xbe, 0x36, 0x8f, 0xdc, 0x08, 0x8b, 0x4f, 0xac, 0xa4, 0xe2, 0x76,
   0x0c, 0xc9, 0x63, 0x6c, 0x49, 0x58, 0x93, 0xed, 0xcc, 0xaa, 0xdc, 0x25, 0x3b, 0x0a, 0x60, 0x3f,
   0x8b, 0x54, 0x3a, 0xc3, 0x4d, 0x31, 0xe7, 0x94, 0xa4, 0x44, 0xfd, 0x02, 0x03, 0x01, 0x00, 0x01,
   0x02, 0x81, 0x81, 0x00, 0xc8, 0x62, 0xb9, 0xea, 0xde, 0x44, 0x53, 0x1d, 0x56, 0x97, 0xd9, 0x97,
   0x9e, 0x1a, 0xcf, 0x30, 0x1e, 0x0a, 0x88, 0x45, 0x86, 0x29, 0x30, 0xa3, 0x4d, 0x9f, 0x61, 0x65,
   0x73, 0xe0, 0xd6, 0x87, 0x8f, 0xb6, 0xf3, 0x06, 0xa3, 0x82, 0xdc, 0x7c, 0xac, 0xfe, 0x9b, 0x28,
   0x9a, 0xae, 0xfd, 0xfb, 0xfe, 0x2f, 0x0e, 0xd8, 0x97, 0x04, 0xe3, 0xbb, 0x1f, 0xd1, 0xec, 0x0d,
   0xba, 0xa3, 0x49, 0x7f, 0x47, 0xac, 0x8a, 0x44, 0x04, 0x7e, 0x86, 0xb7, 0x39, 0x42, 0x3f, 0xad,
   0x1e, 0xb7, 0x0e, 0xa5, 0x51, 0xf4, 0x40, 0x63, 0x1e, 0xfd, 0xbd, 0xea, 0x9f, 0x41, 0x9f, 0xa8,
   0x90, 0x1d, 0x6f, 0x0a, 0x5a, 0x95, 0x13, 0x11, 0x0d, 0x80, 0xaf, 0x5f, 0x64, 0x98, 0x8a, 0x2c,
   0x78, 0x68, 0x65, 0xb0, 0x2b, 0x8b, 0xa2, 0x53, 0x87, 0xca, 0xf1, 0x64, 0x04, 0xab, 0xf2, 0x7b,
   0xdb, 0x83, 0xc8, 0x81, 0x02, 0x41, 0x00, 0xf7, 0xbe, 0x5e, 0x23, 0xc3, 0x32, 0x3f, 0xbf, 0x8b,
   0x8e, 0x3a, 0xee, 0xfc, 0xfc, 0xcb, 0xe5, 0xf7, 0xf1, 0x0b, 0xbc, 0x42, 0x82, 0xae, 0xd5, 0x7a,
   0x3e, 0xca, 0xf7, 0xd5, 0x69, 0x3f, 0x64, 0x25, 0xa2, 0x1f, 0xb7, 0x75, 0x75, 0x05, 0x92, 0x42,
   0xeb, 0xb8, 0xf1, 0xf3, 0x0a, 0x05, 0xe3, 0x94, 0xd1, 0x55, 0x78, 0x35, 0xa0, 0x36, 0xa0, 0x9b,
   0x7c, 0x92, 0x84, 0x6c, 0xdd, 0xdc, 0x4d, 0x02, 0x41, 0x00, 0xd6, 0x86, 0x0e, 0x85, 0x42, 0x0b,
   0x04, 0x08, 0x84, 0x21, 0x60, 0xf0, 0x0e, 0x0d, 0x88, 0xfd, 0x1e, 0x36, 0x10, 0x65, 0x4f, 0x1e,
   0x53, 0xb4, 0x08, 0x72, 0x80, 0x5c, 0x3f, 0x59, 0x66, 0x17, 0xe6, 0x98, 0xf2, 0xe9, 0x6c, 0x7a,
   0x06, 0x4c, 0xac, 0x76, 0x3d, 0xed, 0x8c, 0xa1, 0xce, 0xad, 0x1b, 0xbd, 0xb4, 0x7d, 0x28, 0xbc,
   0xe3, 0x0e, 0x38, 0x8d, 0x99, 0xd8, 0x05, 0xb5, 0xa3, 0x71, 0x02, 0x40, 0x6d, 0xeb, 0xc3, 0x2d,
   0x2e, 0xf0, 0x5e, 0xa4, 0x88, 0x31, 0x05, 0x29, 0x00, 0x8a, 0xd1, 0x95, 0x29, 0x9b, 0x83, 0xcf,
   0x75, 0xdb, 0x31, 0xe3, 0x7a, 0x27, 0xde, 0x3a, 0x74, 0x30, 0x0c, 0x76, 0x4c, 0xd4, 0x50, 0x2a,
   0x40, 0x2d, 0x39, 0xd9, 0x99, 0x63, 0xa9, 0x5d, 0x80, 0xae, 0x53, 0xca, 0x94, 0x3f, 0x05, 0x23,
   0x1e, 0xf8, 0x05, 0x04, 0xe1, 0xb8, 0x35, 0xf2, 0x17, 0xb3, 0xa0, 0x89, 0x02, 0x41, 0x00, 0xab,
   0x90, 0x88, 0xfa, 0x60, 0x08, 0x29, 0x50, 0x9a, 0x43, 0x8b, 0xa0, 0x50, 0xcc, 0xd8, 0x5a, 0xfe,
   0x97, 0x64, 0x63, 0x71, 0x74, 0x22, 0xa3, 0x20, 0x02, 0x5a, 0xcf, 0xeb, 0xc6, 0x16, 0x95, 0x54,
   0xd1, 0xcb, 0xab, 0x8d, 0x1a, 0xc6, 0x00, 0xfa, 0x08, 0x92, 0x9c, 0x71, 0xd5, 0x52, 0x52, 0x35,
   0x96, 0x71, 0x4b, 0x8b, 0x92, 0x0c, 0xd0, 0xe9, 0xbf, 0xad, 0x63, 0x0b, 0xa5, 0xe9, 0xb1, 0x02,
   0x41, 0x00, 0xdc, 0xcc, 0x27, 0xc8, 0xe4, 0xdc, 0x62, 0x48, 0xd5, 0x9b, 0xaf, 0xf5, 0xab, 0x60,
   0xf6, 0x21, 0xfd, 0x53, 0xe2, 0xb7, 0x5d, 0x09, 0xc9, 0x1a, 0xa1, 0x04, 0xa9, 0xfc, 0x61, 0x2c,
   0x5d, 0x04, 0x58, 0x3a, 0x5a, 0x39, 0xf1, 0x4a, 0x21, 0x56, 0x67, 0xfd, 0xcc, 0x20, 0xa3, 0x8f,
   0x78, 0x18, 0x5a, 0x79, 0x3d, 0x2e, 0x8e, 0x7e, 0x86, 0x0a, 0xe6, 0xa8, 0x33, 0xc1, 0x04, 0x17,
   0x4a, 0x9f,  };

static const unsigned char x509_public_rsa[] =
    "MIICdTCCAd4CCQCYjCwz0l9JpjANBgkqhkiG9w0BAQsFADB+MQswCQYDVQQGEwJD\
     WjEPMA0GA1UECAwGTW9yYXZhMQ0wCwYDVQQHDARCcm5vMRAwDgYDVQQKDAdMVEMg\
     THRkMQ8wDQYDVQQLDAZDcnlwdG8xEjAQBgNVBAMMCVRlc3QgQ2VydDEYMBYGCSqG\
     SIb3DQEJARYJdGVzdEBjZXJ0MCAXDTE3MDMwOTIzNDMzOVoYDzIyOTAxMjIyMjM0\
     MzM5WjB+MQswCQYDVQQGEwJDWjEPMA0GA1UECAwGTW9yYXZhMQ0wCwYDVQQHDARC\
     cm5vMRAwDgYDVQQKDAdMVEMgTHRkMQ8wDQYDVQQLDAZDcnlwdG8xEjAQBgNVBAMM\
     CVRlc3QgQ2VydDEYMBYGCSqGSIb3DQEJARYJdGVzdEBjZXJ0MIGfMA0GCSqGSIb3\
     DQEBAQUAA4GNADCBiQKBgQDPmt5kitrIMyCp14MxGVSymoWnobd1M7aprIQks97b\
     fYUtlmXlP3KVJJ8oaMpP20QcPmASit0mpev/C17UiDhJKm5bvxI3R70Fa7zb8+7k\
     EY5BaHxhE9dCyIC+No/cCItPrKTidgzJY2xJWJPtzKrcJTsKYD+LVDrDTTHnlKRE\
     /QIDAQABMA0GCSqGSIb3DQEBCwUAA4GBAApwWqupmmLGHeKOLFLcthQpAXXYep6T\
     3S3e8X7fIG6TGhfvn5DHn+/V/C4184oOCwImI+VYRokdXdQ1AMGfVUomHJxsFPia\
     bv5Aw3hiKsIG3jigKHwmMScgkl3yn+8hLkx6thNbqQoa6Yyo20RqaEFBwlZ5G8lF\
     rZsdeO84SeCH";

static const unsigned char pkcs8_private_rsa[] = {
   0x30, 0x82, 0x02, 0x78, 0x02, 0x01, 0x00, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
   0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x04, 0x82, 0x02, 0x62, 0x30, 0x82, 0x02, 0x5e, 0x02, 0x01,
   0x00, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde, 0x64, 0x8a, 0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7,
   0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7, 0xa1, 0xb7, 0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84,
   0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96, 0x65, 0xe5, 0x3f, 0x72, 0x95, 0x24, 0x9f, 0x28,
   0x68, 0xca, 0x4f, 0xdb, 0x44, 0x1c, 0x3e, 0x60, 0x12, 0x8a, 0xdd, 0x26, 0xa5, 0xeb, 0xff, 0x0b,
   0x5e, 0xd4, 0x88, 0x38, 0x49, 0x2a, 0x6e, 0x5b, 0xbf, 0x12, 0x37, 0x47, 0xbd, 0x05, 0x6b, 0xbc,
   0xdb, 0xf3, 0xee, 0xe4, 0x11, 0x8e, 0x41, 0x68, 0x7c, 0x61, 0x13, 0xd7, 0x42, 0xc8, 0x80, 0xbe,
   0x36, 0x8f, 0xdc, 0x08, 0x8b, 0x4f, 0xac, 0xa4, 0xe2, 0x76, 0x0c, 0xc9, 0x63, 0x6c, 0x49, 0x58,
   0x93, 0xed, 0xcc, 0xaa, 0xdc, 0x25, 0x3b, 0x0a, 0x60, 0x3f, 0x8b, 0x54, 0x3a, 0xc3, 0x4d, 0x31,
   0xe7, 0x94, 0xa4, 0x44, 0xfd, 0x02, 0x03, 0x01, 0x00, 0x01, 0x02, 0x81, 0x81, 0x00, 0xc8, 0x62,
   0xb9, 0xea, 0xde, 0x44, 0x53, 0x1d, 0x56, 0x97, 0xd9, 0x97, 0x9e, 0x1a, 0xcf, 0x30, 0x1e, 0x0a,
   0x88, 0x45, 0x86, 0x29, 0x30, 0xa3, 0x4d, 0x9f, 0x61, 0x65, 0x73, 0xe0, 0xd6, 0x87, 0x8f, 0xb6,
   0xf3, 0x06, 0xa3, 0x82, 0xdc, 0x7c, 0xac, 0xfe, 0x9b, 0x28, 0x9a, 0xae, 0xfd, 0xfb, 0xfe, 0x2f,
   0x0e, 0xd8, 0x97, 0x04, 0xe3, 0xbb, 0x1f, 0xd1, 0xec, 0x0d, 0xba, 0xa3, 0x49, 0x7f, 0x47, 0xac,
   0x8a, 0x44, 0x04, 0x7e, 0x86, 0xb7, 0x39, 0x42, 0x3f, 0xad, 0x1e, 0xb7, 0x0e, 0xa5, 0x51, 0xf4,
   0x40, 0x63, 0x1e, 0xfd, 0xbd, 0xea, 0x9f, 0x41, 0x9f, 0xa8, 0x90, 0x1d, 0x6f, 0x0a, 0x5a, 0x95,
   0x13, 0x11, 0x0d, 0x80, 0xaf, 0x5f, 0x64, 0x98, 0x8a, 0x2c, 0x78, 0x68, 0x65, 0xb0, 0x2b, 0x8b,
   0xa2, 0x53, 0x87, 0xca, 0xf1, 0x64, 0x04, 0xab, 0xf2, 0x7b, 0xdb, 0x83, 0xc8, 0x81, 0x02, 0x41,
   0x00, 0xf7, 0xbe, 0x5e, 0x23, 0xc3, 0x32, 0x3f, 0xbf, 0x8b, 0x8e, 0x3a, 0xee, 0xfc, 0xfc, 0xcb,
   0xe5, 0xf7, 0xf1, 0x0b, 0xbc, 0x42, 0x82, 0xae, 0xd5, 0x7a, 0x3e, 0xca, 0xf7, 0xd5, 0x69, 0x3f,
   0x64, 0x25, 0xa2, 0x1f, 0xb7, 0x75, 0x75, 0x05, 0x92, 0x42, 0xeb, 0xb8, 0xf1, 0xf3, 0x0a, 0x05,
   0xe3, 0x94, 0xd1, 0x55, 0x78, 0x35, 0xa0, 0x36, 0xa0, 0x9b, 0x7c, 0x92, 0x84, 0x6c, 0xdd, 0xdc,
   0x4d, 0x02, 0x41, 0x00, 0xd6, 0x86, 0x0e, 0x85, 0x42, 0x0b, 0x04, 0x08, 0x84, 0x21, 0x60, 0xf0,
   0x0e, 0x0d, 0x88, 0xfd, 0x1e, 0x36, 0x10, 0x65, 0x4f, 0x1e, 0x53, 0xb4, 0x08, 0x72, 0x80, 0x5c,
   0x3f, 0x59, 0x66, 0x17, 0xe6, 0x98, 0xf2, 0xe9, 0x6c, 0x7a, 0x06, 0x4c, 0xac, 0x76, 0x3d, 0xed,
   0x8c, 0xa1, 0xce, 0xad, 0x1b, 0xbd, 0xb4, 0x7d, 0x28, 0xbc, 0xe3, 0x0e, 0x38, 0x8d, 0x99, 0xd8,
   0x05, 0xb5, 0xa3, 0x71, 0x02, 0x40, 0x6d, 0xeb, 0xc3, 0x2d, 0x2e, 0xf0, 0x5e, 0xa4, 0x88, 0x31,
   0x05, 0x29, 0x00, 0x8a, 0xd1, 0x95, 0x29, 0x9b, 0x83, 0xcf, 0x75, 0xdb, 0x31, 0xe3, 0x7a, 0x27,
   0xde, 0x3a, 0x74, 0x30, 0x0c, 0x76, 0x4c, 0xd4, 0x50, 0x2a, 0x40, 0x2d, 0x39, 0xd9, 0x99, 0x63,
   0xa9, 0x5d, 0x80, 0xae, 0x53, 0xca, 0x94, 0x3f, 0x05, 0x23, 0x1e, 0xf8, 0x05, 0x04, 0xe1, 0xb8,
   0x35, 0xf2, 0x17, 0xb3, 0xa0, 0x89, 0x02, 0x41, 0x00, 0xab, 0x90, 0x88, 0xfa, 0x60, 0x08, 0x29,
   0x50, 0x9a, 0x43, 0x8b, 0xa0, 0x50, 0xcc, 0xd8, 0x5a, 0xfe, 0x97, 0x64, 0x63, 0x71, 0x74, 0x22,
   0xa3, 0x20, 0x02, 0x5a, 0xcf, 0xeb, 0xc6, 0x16, 0x95, 0x54, 0xd1, 0xcb, 0xab, 0x8d, 0x1a, 0xc6,
   0x00, 0xfa, 0x08, 0x92, 0x9c, 0x71, 0xd5, 0x52, 0x52, 0x35, 0x96, 0x71, 0x4b, 0x8b, 0x92, 0x0c,
   0xd0, 0xe9, 0xbf, 0xad, 0x63, 0x0b, 0xa5, 0xe9, 0xb1, 0x02, 0x41, 0x00, 0xdc, 0xcc, 0x27, 0xc8,
   0xe4, 0xdc, 0x62, 0x48, 0xd5, 0x9b, 0xaf, 0xf5, 0xab, 0x60, 0xf6, 0x21, 0xfd, 0x53, 0xe2, 0xb7,
   0x5d, 0x09, 0xc9, 0x1a, 0xa1, 0x04, 0xa9, 0xfc, 0x61, 0x2c, 0x5d, 0x04, 0x58, 0x3a, 0x5a, 0x39,
   0xf1, 0x4a, 0x21, 0x56, 0x67, 0xfd, 0xcc, 0x20, 0xa3, 0x8f, 0x78, 0x18, 0x5a, 0x79, 0x3d, 0x2e,
   0x8e, 0x7e, 0x86, 0x0a, 0xe6, 0xa8, 0x33, 0xc1, 0x04, 0x17, 0x4a, 0x9f };

/* private key - hexadecimal */
enum {
   pk_d ,
   pk_dP,
   pk_dQ,
   pk_e ,
   pk_N ,
   pk_p ,
   pk_q ,
   pk_qP,
};
static const char *hex_key[] = {
     "C862B9EADE44531D5697D9979E1ACF301E0A8845862930A34D9F616573E0D6878FB6F306A382DC7CACFE9B289AAEFDFBFE2F0ED89704E3BB1FD1EC0DBAA3497F47AC8A44047E86B739423FAD1EB70EA551F440631EFDBDEA9F419FA8901D6F0A5A9513110D80AF5F64988A2C786865B02B8BA25387CAF16404ABF27BDB83C881",
     "6DEBC32D2EF05EA488310529008AD195299B83CF75DB31E37A27DE3A74300C764CD4502A402D39D99963A95D80AE53CA943F05231EF80504E1B835F217B3A089",
     "AB9088FA600829509A438BA050CCD85AFE976463717422A320025ACFEBC6169554D1CBAB8D1AC600FA08929C71D552523596714B8B920CD0E9BFAD630BA5E9B1",
     "010001",
     "CF9ADE648ADAC83320A9D783311954B29A85A7A1B77533B6A9AC8424B3DEDB7D852D9665E53F7295249F2868CA4FDB441C3E60128ADD26A5EBFF0B5ED48838492A6E5BBF123747BD056BBCDBF3EEE4118E41687C6113D742C880BE368FDC088B4FACA4E2760CC9636C495893EDCCAADC253B0A603F8B543AC34D31E794A444FD",
     "F7BE5E23C3323FBF8B8E3AEEFCFCCBE5F7F10BBC4282AED57A3ECAF7D5693F6425A21FB77575059242EBB8F1F30A05E394D1557835A036A09B7C92846CDDDC4D",
     "D6860E85420B0408842160F00E0D88FD1E3610654F1E53B40872805C3F596617E698F2E96C7A064CAC763DED8CA1CEAD1BBDB47D28BCE30E388D99D805B5A371",
     "DCCC27C8E4DC6248D59BAFF5AB60F621FD53E2B75D09C91AA104A9FC612C5D04583A5A39F14A215667FDCC20A38F78185A793D2E8E7E860AE6A833C104174A9F" };

/*** openssl public RSA key in DER format */
static const unsigned char openssl_public_rsa[] = {
   0x30, 0x81, 0x9f, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01, 0x01,
   0x05, 0x00, 0x03, 0x81, 0x8d, 0x00, 0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde,
   0x64, 0x8a, 0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7, 0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7,
   0xa1, 0xb7, 0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84, 0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96,
   0x65, 0xe5, 0x3f, 0x72, 0x95, 0x24, 0x9f, 0x28, 0x68, 0xca, 0x4f, 0xdb, 0x44, 0x1c, 0x3e, 0x60,
   0x12, 0x8a, 0xdd, 0x26, 0xa5, 0xeb, 0xff, 0x0b, 0x5e, 0xd4, 0x88, 0x38, 0x49, 0x2a, 0x6e, 0x5b,
   0xbf, 0x12, 0x37, 0x47, 0xbd, 0x05, 0x6b, 0xbc, 0xdb, 0xf3, 0xee, 0xe4, 0x11, 0x8e, 0x41, 0x68,
   0x7c, 0x61, 0x13, 0xd7, 0x42, 0xc8, 0x80, 0xbe, 0x36, 0x8f, 0xdc, 0x08, 0x8b, 0x4f, 0xac, 0xa4,
   0xe2, 0x76, 0x0c, 0xc9, 0x63, 0x6c, 0x49, 0x58, 0x93, 0xed, 0xcc, 0xaa, 0xdc, 0x25, 0x3b, 0x0a,
   0x60, 0x3f, 0x8b, 0x54, 0x3a, 0xc3, 0x4d, 0x31, 0xe7, 0x94, 0xa4, 0x44, 0xfd, 0x02, 0x03, 0x01,
   0x00, 0x01,  };

/* same key but with extra headers stripped */
static const unsigned char openssl_public_rsa_stripped[] = {
   0x30, 0x81, 0x89, 0x02, 0x81, 0x81, 0x00, 0xcf, 0x9a, 0xde,
   0x64, 0x8a, 0xda, 0xc8, 0x33, 0x20, 0xa9, 0xd7, 0x83, 0x31, 0x19, 0x54, 0xb2, 0x9a, 0x85, 0xa7,
   0xa1, 0xb7, 0x75, 0x33, 0xb6, 0xa9, 0xac, 0x84, 0x24, 0xb3, 0xde, 0xdb, 0x7d, 0x85, 0x2d, 0x96,
   0x65, 0xe5, 0x3f, 0x72, 0x95, 0x24, 0x9f, 0x28, 0x68, 0xca, 0x4f, 0xdb, 0x44, 0x1c, 0x3e, 0x60,
   0x12, 0x8a, 0xdd, 0x26, 0xa5, 0xeb, 0xff, 0x0b, 0x5e, 0xd4, 0x88, 0x38, 0x49, 0x2a, 0x6e, 0x5b,
   0xbf, 0x12, 0x37, 0x47, 0xbd, 0x05, 0x6b, 0xbc, 0xdb, 0xf3, 0xee, 0xe4, 0x11, 0x8e, 0x41, 0x68,
   0x7c, 0x61, 0x13, 0xd7, 0x42, 0xc8, 0x80, 0xbe, 0x36, 0x8f, 0xdc, 0x08, 0x8b, 0x4f, 0xac, 0xa4,
   0xe2, 0x76, 0x0c, 0xc9, 0x63, 0x6c, 0x49, 0x58, 0x93, 0xed, 0xcc, 0xaa, 0xdc, 0x25, 0x3b, 0x0a,
   0x60, 0x3f, 0x8b, 0x54, 0x3a, 0xc3, 0x4d, 0x31, 0xe7, 0x94, 0xa4, 0x44, 0xfd, 0x02, 0x03, 0x01,
   0x00, 0x01,  };


/* generated with the private key above as:
   echo -n 'test' | openssl rsautl -sign -inkey rsa_private.pem -pkcs -hexdump
 */
static const unsigned char openssl_rsautl_pkcs[] = {
   0x24, 0xef, 0x54, 0xea, 0x1a, 0x12, 0x0c, 0xf4, 0x04, 0x0c, 0x48, 0xc8, 0xe8, 0x17, 0xd2, 0x6f,
   0xc3, 0x41, 0xb3, 0x97, 0x5c, 0xbc, 0xa3, 0x2d, 0x21, 0x00, 0x10, 0x0e, 0xbb, 0xf7, 0x30, 0x21,
   0x7e, 0x12, 0xd2, 0xdf, 0x26, 0x28, 0xd8, 0x0f, 0x6d, 0x4d, 0xc8, 0x4d, 0xa8, 0x78, 0xe7, 0x03,
   0xee, 0xbc, 0x68, 0xba, 0x98, 0xea, 0xe9, 0xb6, 0x06, 0x8d, 0x85, 0x5b, 0xdb, 0xa6, 0x49, 0x86,
   0x6f, 0xc7, 0x3d, 0xe0, 0x53, 0x83, 0xe0, 0xea, 0xb1, 0x08, 0x6a, 0x7b, 0xbd, 0xeb, 0xb5, 0x4a,
   0xdd, 0xbc, 0x64, 0x97, 0x8c, 0x17, 0x20, 0xa3, 0x5c, 0xd4, 0xb8, 0x87, 0x43, 0xc5, 0x13, 0xad,
   0x41, 0x6e, 0x45, 0x41, 0x32, 0xd4, 0x09, 0x12, 0x7f, 0xdc, 0x59, 0x1f, 0x28, 0x3f, 0x1e, 0xbc,
   0xef, 0x57, 0x23, 0x4b, 0x3a, 0xa3, 0x24, 0x91, 0x4d, 0xfb, 0xb2, 0xd4, 0xe7, 0x5e, 0x41, 0x7e,
};

extern const unsigned char _der_tests_cacert_root_cert[];
extern const unsigned long _der_tests_cacert_root_cert_size;

static int rsa_compat_test(void)
{
   rsa_key key, pubkey;
   int stat, i;
   unsigned char buf[1024], key_parts[8][128];
   unsigned long len, key_lens[8];

   /* try reading the key */
   DO(rsa_import(openssl_private_rsa, sizeof(openssl_private_rsa), &key));
   DO(rsa_import(openssl_public_rsa, sizeof(openssl_public_rsa), &pubkey));

   /* sign-verify a message with PKCS #1 v1.5 no ASN.1 */
   len = sizeof(buf);
   DO(rsa_sign_hash_ex((unsigned char*)"test", 4, buf, &len, LTC_PKCS_1_V1_5_NA1, NULL, 0, 0, 0, &key));
   if (len != sizeof(openssl_rsautl_pkcs) || memcmp(buf, openssl_rsautl_pkcs, len)) {
      fprintf(stderr, "RSA rsa_sign_hash_ex + LTC_PKCS_1_V1_5_NA1 failed\n");
      return 1;
   }
   stat = 0;
   DO(rsa_verify_hash_ex(openssl_rsautl_pkcs, sizeof(openssl_rsautl_pkcs), (unsigned char*)"test", 4, LTC_PKCS_1_V1_5_NA1, 0, 0, &stat, &pubkey));
   if (stat != 1) {
      fprintf(stderr, "RSA rsa_verify_hash_ex + LTC_PKCS_1_V1_5_NA1 failed\n");
      return 1;
   }
   rsa_free(&pubkey);

   /* now try to export private/public and compare */
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PRIVATE, &key));
   if (compare_testvector(buf, len, openssl_private_rsa, sizeof(openssl_private_rsa), "RSA private export (from OpenSSL)", 0)) {
      return 1;
   }

   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC, &key));
   if (compare_testvector(buf, len, openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), "RSA public export (from OpenSSL private key)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* try reading the public key */
   DO(rsa_import(openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC, &key));
   if (compare_testvector(buf, len, openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), "RSA public export (from stripped OpenSSL)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* try reading the public key */
   DO(rsa_import(openssl_public_rsa, sizeof(openssl_public_rsa), &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC, &key));
   if (compare_testvector(buf, len, openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), "RSA public export (from OpenSSL)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* try import private key in pkcs8 format */
   DO(rsa_import_pkcs8(pkcs8_private_rsa, sizeof(pkcs8_private_rsa), NULL, 0, &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PRIVATE, &key));
   if (compare_testvector(buf, len, openssl_private_rsa, sizeof(openssl_private_rsa), "RSA private export (from PKCS#8)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* convert raw hexadecimal numbers to binary */
   for (i = 0; i < 8; ++i) {
      key_lens[i] = sizeof(key_parts[i]);
      DO(radix_to_bin(hex_key[i], 16, key_parts[i], &key_lens[i]));
   }
   /* try import private key from converted raw hexadecimal numbers */
   DO(rsa_set_key(key_parts[pk_N], key_lens[pk_N], key_parts[pk_e], key_lens[pk_e], key_parts[pk_d], key_lens[pk_d], &key));
   DO(rsa_set_factors(key_parts[pk_p], key_lens[pk_p], key_parts[pk_q], key_lens[pk_q], &key));
   DO(rsa_set_crt_params(key_parts[pk_dP], key_lens[pk_dP], key_parts[pk_dQ], key_lens[pk_dQ], key_parts[pk_qP], key_lens[pk_qP], &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PRIVATE, &key));
   if (compare_testvector(buf, len, openssl_private_rsa, sizeof(openssl_private_rsa), "RSA private export (from hex)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* try import public key from converted raw hexadecimal numbers */
   DO(rsa_set_key(key_parts[pk_N], key_lens[pk_N], key_parts[pk_e], key_lens[pk_e], NULL, 0, &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC, &key));
   if (compare_testvector(buf, len, openssl_public_rsa_stripped, sizeof(openssl_public_rsa_stripped), "RSA public export (from hex)", 0)) {
      return 1;
   }
   rsa_free(&key);

   /* try export in SubjectPublicKeyInfo format of the public key */
   DO(rsa_import(openssl_public_rsa, sizeof(openssl_public_rsa), &key));
   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC | PK_STD, &key));
   if (len != sizeof(openssl_public_rsa) || memcmp(buf, openssl_public_rsa, len)) {
      fprintf(stderr, "RSA(public) SSL public X.509 export failed to match OpenSSL output\n");
      print_hex("should", openssl_public_rsa, sizeof(openssl_public_rsa));
      print_hex("is", buf, len);
      return 1;
   }
   rsa_free(&key);

   return 0;
}

static int _rsa_key_cmp(const int should_type, const rsa_key *should, const rsa_key *is)
{
   if(should_type != is->type)
      return CRYPT_ERROR;
   if(should_type == PK_PRIVATE) {
      if(mp_cmp(should->q, is->q) != LTC_MP_EQ)
         return CRYPT_ERROR;
      if(mp_cmp(should->p, is->p) != LTC_MP_EQ)
         return CRYPT_ERROR;
      if(mp_cmp(should->qP, is->qP) != LTC_MP_EQ)
         return CRYPT_ERROR;
      if(mp_cmp(should->dP, is->dP) != LTC_MP_EQ)
         return CRYPT_ERROR;
      if(mp_cmp(should->dQ, is->dQ) != LTC_MP_EQ)
         return CRYPT_ERROR;
      if(mp_cmp(should->d, is->d) != LTC_MP_EQ)
         return CRYPT_ERROR;
   }
   if(mp_cmp(should->N, is->N) != LTC_MP_EQ)
      return CRYPT_ERROR;
   if(mp_cmp(should->e, is->e) != LTC_MP_EQ)
      return CRYPT_ERROR;
   return CRYPT_OK;
}

static int _rsa_issue_301(int prng_idx)
{
   rsa_key       key, key_in;
   unsigned char buf[4096];
   unsigned long len;

   DO(rsa_make_key(&yarrow_prng, prng_idx, sizeof(buf)/8, 65537, &key));

   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PRIVATE, &key));
   DO(rsa_import(buf, len, &key_in));

   DO(_rsa_key_cmp(PK_PRIVATE, &key, &key_in));
   rsa_free(&key_in);

   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC, &key));
   DO(rsa_import(buf, len, &key_in));

   DO(_rsa_key_cmp(PK_PUBLIC, &key, &key_in));
   rsa_free(&key_in);

   len = sizeof(buf);
   DO(rsa_export(buf, &len, PK_PUBLIC | PK_STD, &key));
   DO(rsa_import(buf, len, &key_in));

   DO(_rsa_key_cmp(PK_PUBLIC, &key, &key_in));
   rsa_free(&key_in);

   rsa_free(&key);
   return CRYPT_OK;
}

int rsa_test(void)
{
   unsigned char in[1024], out[1024], tmp[3072];
   rsa_key       key, privKey, pubKey;
   int           hash_idx, prng_idx, stat, stat2, i, err;
   unsigned long rsa_msgsize, len, len2, len3, cnt, cnt2;
   static unsigned char lparam[] = { 0x01, 0x02, 0x03, 0x04 };
   void* dP;
   unsigned char* p;
   unsigned char* p2;
   unsigned char* p3;

   if (rsa_compat_test() != 0) {
      return 1;
   }

   hash_idx = find_hash("sha1");
   prng_idx = find_prng("yarrow");
   if (hash_idx == -1 || prng_idx == -1) {
      fprintf(stderr, "rsa_test requires LTC_SHA1 and yarrow");
      return 1;
   }

   DO(_rsa_issue_301(prng_idx));

   /* make 10 random key */
   for (cnt = 0; cnt < 10; cnt++) {
      DO(rsa_make_key(&yarrow_prng, prng_idx, 1024/8, 65537, &key));
      if (mp_count_bits(key.N) != 1024) {
         fprintf(stderr, "rsa_1024 key modulus has %d bits\n", mp_count_bits(key.N));

len = mp_unsigned_bin_size(key.N);
mp_to_unsigned_bin(key.N, tmp);
print_hex("N", tmp, len);

len = mp_unsigned_bin_size(key.p);
mp_to_unsigned_bin(key.p, tmp);
print_hex("p", tmp, len);

len = mp_unsigned_bin_size(key.q);
mp_to_unsigned_bin(key.q, tmp);
print_hex("q", tmp, len);

         return 1;
      }
      if (cnt != 9) {
         rsa_free(&key);
      }
   }

   /* encrypt the key (without lparam) */
   for (cnt = 0; cnt < 4; cnt++) {
   for (rsa_msgsize = 1; rsa_msgsize <= 86; rsa_msgsize++) {
      /* make a random key/msg */
      yarrow_read(in, rsa_msgsize, &yarrow_prng);

      len  = sizeof(out);
      len2 = rsa_msgsize;

      DO(rsa_encrypt_key(in, rsa_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, hash_idx, &key));
      /* change a byte */
      out[8] ^= 1;
      DOX((err = rsa_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat2, &key))
          == CRYPT_INVALID_PACKET ? CRYPT_OK:err, "should fail");
      /* change a byte back */
      out[8] ^= 1;
      if (len2 != rsa_msgsize) {
         fprintf(stderr, "\n%i:rsa_decrypt_key mismatch len %lu (first decrypt)", __LINE__, len2);
         return 1;
      }

      len2 = rsa_msgsize;
      DO(rsa_decrypt_key(out, len, tmp, &len2, NULL, 0, hash_idx, &stat, &key));
      if (!(stat == 1 && stat2 == 0)) {
         fprintf(stderr, "rsa_decrypt_key (without lparam) failed (rsa_msgsize = %lu)", rsa_msgsize);
         fprintf(stderr, "\n stat: %i   stat2: %i", stat, stat2);
         return 1;
      }
      if (len2 != rsa_msgsize || memcmp(tmp, in, rsa_msgsize)) {
         fprintf(stderr, "\nrsa_decrypt_key mismatch, len %lu (second decrypt)\n", len2);
         print_hex("Original", in, rsa_msgsize);
         print_hex("Output", tmp, len2);
         return 1;
      }
   }
   }

   /* encrypt the key (with lparam) */
   for (rsa_msgsize = 1; rsa_msgsize <= 86; rsa_msgsize++) {
      len  = sizeof(out);
      len2 = rsa_msgsize;
      DO(rsa_encrypt_key(in, rsa_msgsize, out, &len, lparam, sizeof(lparam), &yarrow_prng, prng_idx, hash_idx, &key));
      /* change a byte */
      out[8] ^= 1;
      DOX((err = rsa_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat2, &key))
          == CRYPT_INVALID_PACKET ? CRYPT_OK:err, "should fail");
      if (len2 != rsa_msgsize) {
         fprintf(stderr, "\n%i:rsa_decrypt_key mismatch len %lu (first decrypt)", __LINE__, len2);
         return 1;
      }
      /* change a byte back */
      out[8] ^= 1;

      len2 = rsa_msgsize;
      DO(rsa_decrypt_key(out, len, tmp, &len2, lparam, sizeof(lparam), hash_idx, &stat, &key));
      if (!(stat == 1 && stat2 == 0)) {
         fprintf(stderr, "rsa_decrypt_key (with lparam) failed (rsa_msgsize = %lu)", rsa_msgsize);
         return 1;
      }
      if (len2 != rsa_msgsize || memcmp(tmp, in, rsa_msgsize)) {
         fprintf(stderr, "rsa_decrypt_key mismatch len %lu", len2);
         print_hex("Original", in, rsa_msgsize);
         print_hex("Output", tmp, len2);
         return 1;
      }
   }

   /* encrypt the key PKCS #1 v1.5 (payload from 1 to 117 bytes) */
   for (rsa_msgsize = 1; rsa_msgsize <= 117; rsa_msgsize++) {
      len  = sizeof(out);
      len2 = rsa_msgsize;
      /* make a random key/msg */
      yarrow_read(in, rsa_msgsize, &yarrow_prng);
      DO(rsa_encrypt_key_ex(in, rsa_msgsize, out, &len, NULL, 0, &yarrow_prng, prng_idx, 0, LTC_PKCS_1_V1_5, &key));

      len2 = rsa_msgsize;
      DO(rsa_decrypt_key_ex(out, len, tmp, &len2, NULL, 0, 0, LTC_PKCS_1_V1_5, &stat, &key));
      if (stat != 1) {
         fprintf(stderr, "rsa_decrypt_key_ex failed, %d, %d", stat, stat2);
         return 1;
      }
      if (len2 != rsa_msgsize) {
         fprintf(stderr, "rsa_decrypt_key_ex mismatch len %lu", len2);
         return 1;
      }
      if (memcmp(tmp, in, rsa_msgsize)) {
         fprintf(stderr, "rsa_decrypt_key_ex mismatch data");
         print_hex("Original", in, rsa_msgsize);
         print_hex("Output", tmp, rsa_msgsize);
         return 1;
      }
   }

   /* sign a message (unsalted, lower cholestorol and Atkins approved) now */
   len = sizeof(out);
   DO(rsa_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 0, &key));

/* export key and import as both private and public */
   len2 = sizeof(tmp);
   DO(rsa_export(tmp, &len2, PK_PRIVATE, &key));
   DO(rsa_import(tmp, len2, &privKey));
   len2 = sizeof(tmp);
   DO(rsa_export(tmp, &len2, PK_PUBLIC, &key));
   DO(rsa_import(tmp, len2, &pubKey));

   /* verify with original */
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &key));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &key));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash (unsalted, origKey) failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }

   /* verify with privKey */
   /* change byte back to original */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &privKey));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &privKey));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash (unsalted, privKey) failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }

   /* verify with privKey but remove pointer to dP to test without CRT */

   dP = privKey.dP;
   privKey.dP = NULL;
   /* change byte back to original */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &privKey));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &privKey));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash (unsalted, privKey) failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }
   privKey.dP = dP;

   /* verify with pubKey */
   /* change byte back to original */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat, &pubKey));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 0, &stat2, &pubKey));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash (unsalted, pubkey) failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }

   /* sign a message (salted) now (use privKey to make, pubKey to verify) */
   len = sizeof(out);
   DO(rsa_sign_hash(in, 20, out, &len, &yarrow_prng, prng_idx, hash_idx, 8, &privKey));
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 8, &stat, &pubKey));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash(out, len, in, 20, hash_idx, 8, &stat2, &pubKey));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash (salted) failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }

   /* sign a message with PKCS #1 v1.5 */
   len = sizeof(out);
   DO(rsa_sign_hash_ex(in, 20, out, &len, LTC_PKCS_1_V1_5, &yarrow_prng, prng_idx, hash_idx, 8, &privKey));
   DO(rsa_verify_hash_ex(out, len, in, 20, LTC_PKCS_1_V1_5, hash_idx, 8, &stat, &pubKey));
   /* change a byte */
   in[0] ^= 1;
   DO(rsa_verify_hash_ex(out, len, in, 20, LTC_PKCS_1_V1_5, hash_idx, 8, &stat2, &pubKey));

   if (!(stat == 1 && stat2 == 0)) {
      fprintf(stderr, "rsa_verify_hash_ex failed, %d, %d", stat, stat2);
      rsa_free(&key);
      rsa_free(&pubKey);
      rsa_free(&privKey);
      return 1;
   }

   /* Testcase for Bleichenbacher attack
    *
    * (1) Create a valid signature
    * (2) Check that it can be verified
    * (3) Decrypt the package to fetch plain text
    * (4) Forge the structure of PKCS#1-EMSA encoded data
    * (4.1) Search for start and end of the padding string
    * (4.2) Move the signature to the front of the padding string
    * (4.3) Zero the message until the end
    * (5) Encrypt the package again
    * (6) Profit :)
    *     For PS lengths < 8:  the verification process should fail
    *     For PS lengths >= 8: the verification process should succeed
    *     For all PS lengths:  the result should not be valid
    */

   p = in;
   p2 = out;
   p3 = tmp;
   for (i = 0; i < 9; ++i) {
     len = sizeof(in);
     len2 = sizeof(out);
     /* (1) */
     DO(rsa_sign_hash_ex(p, 20, p2, &len2, LTC_PKCS_1_V1_5, &yarrow_prng, prng_idx, hash_idx, 8, &privKey));
     /* (2) */
     DOX(rsa_verify_hash_ex(p2, len2, p, 20, LTC_PKCS_1_V1_5, hash_idx, -1, &stat, &pubKey), "should succeed");
     DOX(stat == 1?CRYPT_OK:CRYPT_FAIL_TESTVECTOR, "should succeed");
     len3 = sizeof(tmp);
     /* (3) */
     DO(ltc_mp.rsa_me(p2, len2, p3, &len3, PK_PUBLIC, &key));
     /* (4) */
#if defined(LTC_TEST_DBG) && LTC_TEST_DBG > 1
     print_hex("Original signature", p3, len3);
#endif
     /* (4.1) */
     for (cnt = 0; cnt < len3; ++cnt) {
        if (p3[cnt] == 0xff)
          break;
     }
     for (cnt2 = cnt+1; cnt2 < len3; ++cnt2) {
        if (p3[cnt2] != 0xff)
          break;
     }
     /* (4.2) */
     memmove(&p3[cnt+i], &p3[cnt2], len3-cnt2);
     /* (4.3) */
     for (cnt = cnt + len3-cnt2+i; cnt < len; ++cnt) {
        p3[cnt] = 0;
     }
#if defined(LTC_TEST_DBG) && LTC_TEST_DBG > 1
     print_hex("Forged signature", p3, len3);
#endif

     len2 = sizeof(out);
     /* (5) */
     DO(ltc_mp.rsa_me(p3, len3, p2, &len2, PK_PRIVATE, &key));

     len3 = sizeof(tmp);
     /* (6) */
     if (i < 8)
       DOX(rsa_verify_hash_ex(p2, len2, p, 20, LTC_PKCS_1_V1_5, hash_idx, -1, &stat, &pubKey)
           == CRYPT_INVALID_PACKET ? CRYPT_OK:CRYPT_INVALID_PACKET, "should fail");
     else
       DOX(rsa_verify_hash_ex(p2, len2, p, 20, LTC_PKCS_1_V1_5, hash_idx, -1, &stat, &pubKey), "should succeed");
     DOX(stat == 0?CRYPT_OK:CRYPT_FAIL_TESTVECTOR, "should fail");
   }
   rsa_free(&key);

   /* try reading the public RSA key from a X509 certificate */
   len3 = sizeof(tmp);
   DO(base64_decode(x509_public_rsa, sizeof(x509_public_rsa), tmp, &len3));
   DO(rsa_import_x509(tmp, len3, &key));
   len = sizeof(tmp);
   DO(rsa_export(tmp, &len, PK_PUBLIC, &key));
   if (len != sizeof(openssl_public_rsa_stripped) || memcmp(tmp, openssl_public_rsa_stripped, len)) {
      fprintf(stderr, "RSA public export failed to match rsa_import_x509\n");
      return 1;
   }
   rsa_free(&key);

   len3 = sizeof(tmp);
   DO(base64_decode(_der_tests_cacert_root_cert, _der_tests_cacert_root_cert_size, tmp, &len3));

   DO(rsa_import_x509(tmp, len3, &key));

   /* free the key and return */
   rsa_free(&key);
   rsa_free(&pubKey);
   rsa_free(&privKey);
   return 0;
}

#else

int rsa_test(void)
{
   return CRYPT_NOP;
}

#endif

/* ref:         $Format:%D$ */
/* git commit:  $Format:%H$ */
/* commit time: $Format:%ai$ */