/* test vectors from p1ovect1.txt */

 #include <stdio.h>

 #include <string.h>

 #include "e_os.h"

 #include <openssl/crypto.h>

 #include <openssl/err.h>

 #include <openssl/rand.h>

 #include <openssl/bn.h>

 #ifdef OPENSSL_NO_RSA

 int main(int argc, char *argv[])

 {

     printf("No RSA support\n");

     return(0);

 }

 #else

 #include <openssl/rsa.h>

 #define SetKey \

   key->n = BN_bin2bn(n, sizeof(n)-1, key->n); \

   key->e = BN_bin2bn(e, sizeof(e)-1, key->e); \

   key->d = BN_bin2bn(d, sizeof(d)-1, key->d); \

   key->p = BN_bin2bn(p, sizeof(p)-1, key->p); \

   key->q = BN_bin2bn(q, sizeof(q)-1, key->q); \

   key->dmp1 = BN_bin2bn(dmp1, sizeof(dmp1)-1, key->dmp1); \

   key->dmq1 = BN_bin2bn(dmq1, sizeof(dmq1)-1, key->dmq1); \

   key->iqmp = BN_bin2bn(iqmp, sizeof(iqmp)-1, key->iqmp); \

   memcpy(c, ctext_ex, sizeof(ctext_ex) - 1); \

   return (sizeof(ctext_ex) - 1);

 static int key1(RSA *key, unsigned char *c)

     {

     static unsigned char n[] =

 "\x00\xAA\x36\xAB\xCE\x88\xAC\xFD\xFF\x55\x52\x3C\x7F\xC4\x52\x3F"

 "\x90\xEF\xA0\x0D\xF3\x77\x4A\x25\x9F\x2E\x62\xB4\xC5\xD9\x9C\xB5"

 "\xAD\xB3\x00\xA0\x28\x5E\x53\x01\x93\x0E\x0C\x70\xFB\x68\x76\x93"

 "\x9C\xE6\x16\xCE\x62\x4A\x11\xE0\x08\x6D\x34\x1E\xBC\xAC\xA0\xA1"

 "\xF5";

     static unsigned char e[] = "\x11";

     static unsigned char d[] =

 "\x0A\x03\x37\x48\x62\x64\x87\x69\x5F\x5F\x30\xBC\x38\xB9\x8B\x44"

 "\xC2\xCD\x2D\xFF\x43\x40\x98\xCD\x20\xD8\xA1\x38\xD0\x90\xBF\x64"

 "\x79\x7C\x3F\xA7\xA2\xCD\xCB\x3C\xD1\xE0\xBD\xBA\x26\x54\xB4\xF9"

 "\xDF\x8E\x8A\xE5\x9D\x73\x3D\x9F\x33\xB3\x01\x62\x4A\xFD\x1D\x51";

     static unsigned char p[] =

 "\x00\xD8\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"

 "\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x12"

 "\x0D";

     static unsigned char q[] =

 "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"

 "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"

 "\x89";

     static unsigned char dmp1[] =

 "\x59\x0B\x95\x72\xA2\xC2\xA9\xC4\x06\x05\x9D\xC2\xAB\x2F\x1D\xAF"

 "\xEB\x7E\x8B\x4F\x10\xA7\x54\x9E\x8E\xED\xF5\xB4\xFC\xE0\x9E\x05";

     static unsigned char dmq1[] =

 "\x00\x8E\x3C\x05\x21\xFE\x15\xE0\xEA\x06\xA3\x6F\xF0\xF1\x0C\x99"

 "\x52\xC3\x5B\x7A\x75\x14\xFD\x32\x38\xB8\x0A\xAD\x52\x98\x62\x8D"

 "\x51";

     static unsigned char iqmp[] =

 "\x36\x3F\xF7\x18\x9D\xA8\xE9\x0B\x1D\x34\x1F\x71\xD0\x9B\x76\xA8"

 "\xA9\x43\xE1\x1D\x10\xB2\x4D\x24\x9F\x2D\xEA\xFE\xF8\x0C\x18\x26";

     static unsigned char ctext_ex[] =

 "\x1b\x8f\x05\xf9\xca\x1a\x79\x52\x6e\x53\xf3\xcc\x51\x4f\xdb\x89"

 "\x2b\xfb\x91\x93\x23\x1e\x78\xb9\x92\xe6\x8d\x50\xa4\x80\xcb\x52"

 "\x33\x89\x5c\x74\x95\x8d\x5d\x02\xab\x8c\x0f\xd0\x40\xeb\x58\x44"

 "\xb0\x05\xc3\x9e\xd8\x27\x4a\x9d\xbf\xa8\x06\x71\x40\x94\x39\xd2";

     SetKey;

     }

 static int key2(RSA *key, unsigned char *c)

     {

     static unsigned char n[] =

 "\x00\xA3\x07\x9A\x90\xDF\x0D\xFD\x72\xAC\x09\x0C\xCC\x2A\x78\xB8"

 "\x74\x13\x13\x3E\x40\x75\x9C\x98\xFA\xF8\x20\x4F\x35\x8A\x0B\x26"

 "\x3C\x67\x70\xE7\x83\xA9\x3B\x69\x71\xB7\x37\x79\xD2\x71\x7B\xE8"

 "\x34\x77\xCF";

     static unsigned char e[] = "\x3";

     static unsigned char d[] =

 "\x6C\xAF\xBC\x60\x94\xB3\xFE\x4C\x72\xB0\xB3\x32\xC6\xFB\x25\xA2"

 "\xB7\x62\x29\x80\x4E\x68\x65\xFC\xA4\x5A\x74\xDF\x0F\x8F\xB8\x41"

 "\x3B\x52\xC0\xD0\xE5\x3D\x9B\x59\x0F\xF1\x9B\xE7\x9F\x49\xDD\x21"

 "\xE5\xEB";

     static unsigned char p[] =

 "\x00\xCF\x20\x35\x02\x8B\x9D\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92"

 "\xEA\x0D\xA3\xB4\x32\x04\xB5\xCF\xCE\x91";

     static unsigned char q[] =

 "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"

 "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5F";

     static unsigned char dmp1[] =

 "\x00\x8A\x15\x78\xAC\x5D\x13\xAF\x10\x2B\x22\xB9\x99\xCD\x74\x61"

 "\xF1\x5E\x6D\x22\xCC\x03\x23\xDF\xDF\x0B";

     static unsigned char dmq1[] =

 "\x00\x86\x55\x21\x4A\xC5\x4D\x8D\x4E\xCD\x61\x77\xF1\xC7\x36\x90"

 "\xCE\x2A\x48\x2C\x8B\x05\x99\xCB\xE0\x3F";

     static unsigned char iqmp[] =

 "\x00\x83\xEF\xEF\xB8\xA9\xA4\x0D\x1D\xB6\xED\x98\xAD\x84\xED\x13"

 "\x35\xDC\xC1\x08\xF3\x22\xD0\x57\xCF\x8D";

     static unsigned char ctext_ex[] =

 "\x14\xbd\xdd\x28\xc9\x83\x35\x19\x23\x80\xe8\xe5\x49\xb1\x58\x2a"

 "\x8b\x40\xb4\x48\x6d\x03\xa6\xa5\x31\x1f\x1f\xd5\xf0\xa1\x80\xe4"

 "\x17\x53\x03\x29\xa9\x34\x90\x74\xb1\x52\x13\x54\x29\x08\x24\x52"

 "\x62\x51";

     SetKey;

     }

 static int key3(RSA *key, unsigned char *c)

     {

     static unsigned char n[] =

 "\x00\xBB\xF8\x2F\x09\x06\x82\xCE\x9C\x23\x38\xAC\x2B\x9D\xA8\x71"

 "\xF7\x36\x8D\x07\xEE\xD4\x10\x43\xA4\x40\xD6\xB6\xF0\x74\x54\xF5"

 "\x1F\xB8\xDF\xBA\xAF\x03\x5C\x02\xAB\x61\xEA\x48\xCE\xEB\x6F\xCD"

 "\x48\x76\xED\x52\x0D\x60\xE1\xEC\x46\x19\x71\x9D\x8A\x5B\x8B\x80"

 "\x7F\xAF\xB8\xE0\xA3\xDF\xC7\x37\x72\x3E\xE6\xB4\xB7\xD9\x3A\x25"

 "\x84\xEE\x6A\x64\x9D\x06\x09\x53\x74\x88\x34\xB2\x45\x45\x98\x39"

 "\x4E\xE0\xAA\xB1\x2D\x7B\x61\xA5\x1F\x52\x7A\x9A\x41\xF6\xC1\x68"

 "\x7F\xE2\x53\x72\x98\xCA\x2A\x8F\x59\x46\xF8\xE5\xFD\x09\x1D\xBD"

 "\xCB";

     static unsigned char e[] = "\x11";

     static unsigned char d[] =

 "\x00\xA5\xDA\xFC\x53\x41\xFA\xF2\x89\xC4\xB9\x88\xDB\x30\xC1\xCD"

 "\xF8\x3F\x31\x25\x1E\x06\x68\xB4\x27\x84\x81\x38\x01\x57\x96\x41"

 "\xB2\x94\x10\xB3\xC7\x99\x8D\x6B\xC4\x65\x74\x5E\x5C\x39\x26\x69"

 "\xD6\x87\x0D\xA2\xC0\x82\xA9\x39\xE3\x7F\xDC\xB8\x2E\xC9\x3E\xDA"

 "\xC9\x7F\xF3\xAD\x59\x50\xAC\xCF\xBC\x11\x1C\x76\xF1\xA9\x52\x94"

 "\x44\xE5\x6A\xAF\x68\xC5\x6C\x09\x2C\xD3\x8D\xC3\xBE\xF5\xD2\x0A"

 "\x93\x99\x26\xED\x4F\x74\xA1\x3E\xDD\xFB\xE1\xA1\xCE\xCC\x48\x94"

 "\xAF\x94\x28\xC2\xB7\xB8\x88\x3F\xE4\x46\x3A\x4B\xC8\x5B\x1C\xB3"

 "\xC1";

     static unsigned char p[] =

 "\x00\xEE\xCF\xAE\x81\xB1\xB9\xB3\xC9\x08\x81\x0B\x10\xA1\xB5\x60"

 "\x01\x99\xEB\x9F\x44\xAE\xF4\xFD\xA4\x93\xB8\x1A\x9E\x3D\x84\xF6"

 "\x32\x12\x4E\xF0\x23\x6E\x5D\x1E\x3B\x7E\x28\xFA\xE7\xAA\x04\x0A"

 "\x2D\x5B\x25\x21\x76\x45\x9D\x1F\x39\x75\x41\xBA\x2A\x58\xFB\x65"

 "\x99";

     static unsigned char q[] =

 "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"

 "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"

 "\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"

 "\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x15"

 "\x03";

     static unsigned char dmp1[] =

 "\x54\x49\x4C\xA6\x3E\xBA\x03\x37\xE4\xE2\x40\x23\xFC\xD6\x9A\x5A"

 "\xEB\x07\xDD\xDC\x01\x83\xA4\xD0\xAC\x9B\x54\xB0\x51\xF2\xB1\x3E"

 "\xD9\x49\x09\x75\xEA\xB7\x74\x14\xFF\x59\xC1\xF7\x69\x2E\x9A\x2E"

 "\x20\x2B\x38\xFC\x91\x0A\x47\x41\x74\xAD\xC9\x3C\x1F\x67\xC9\x81";

     static unsigned char dmq1[] =

 "\x47\x1E\x02\x90\xFF\x0A\xF0\x75\x03\x51\xB7\xF8\x78\x86\x4C\xA9"

 "\x61\xAD\xBD\x3A\x8A\x7E\x99\x1C\x5C\x05\x56\xA9\x4C\x31\x46\xA7"

 "\xF9\x80\x3F\x8F\x6F\x8A\xE3\x42\xE9\x31\xFD\x8A\xE4\x7A\x22\x0D"

 "\x1B\x99\xA4\x95\x84\x98\x07\xFE\x39\xF9\x24\x5A\x98\x36\xDA\x3D";

     static unsigned char iqmp[] =

 "\x00\xB0\x6C\x4F\xDA\xBB\x63\x01\x19\x8D\x26\x5B\xDB\xAE\x94\x23"

 "\xB3\x80\xF2\x71\xF7\x34\x53\x88\x50\x93\x07\x7F\xCD\x39\xE2\x11"

 "\x9F\xC9\x86\x32\x15\x4F\x58\x83\xB1\x67\xA9\x67\xBF\x40\x2B\x4E"

 "\x9E\x2E\x0F\x96\x56\xE6\x98\xEA\x36\x66\xED\xFB\x25\x79\x80\x39"

 "\xF7";

     static unsigned char ctext_ex[] =

 "\xb8\x24\x6b\x56\xa6\xed\x58\x81\xae\xb5\x85\xd9\xa2\x5b\x2a\xd7"

 "\x90\xc4\x17\xe0\x80\x68\x1b\xf1\xac\x2b\xc3\xde\xb6\x9d\x8b\xce"

 "\xf0\xc4\x36\x6f\xec\x40\x0a\xf0\x52\xa7\x2e\x9b\x0e\xff\xb5\xb3"

 "\xf2\xf1\x92\xdb\xea\xca\x03\xc1\x27\x40\x05\x71\x13\xbf\x1f\x06"

 "\x69\xac\x22\xe9\xf3\xa7\x85\x2e\x3c\x15\xd9\x13\xca\xb0\xb8\x86"

 "\x3a\x95\xc9\x92\x94\xce\x86\x74\x21\x49\x54\x61\x03\x46\xf4\xd4"

 "\x74\xb2\x6f\x7c\x48\xb4\x2e\xe6\x8e\x1f\x57\x2a\x1f\xc4\x02\x6a"

 "\xc4\x56\xb4\xf5\x9f\x7b\x62\x1e\xa1\xb9\xd8\x8f\x64\x20\x2f\xb1";

     SetKey;

     }

 static int pad_unknown(void)

 {

     unsigned long l;

     while ((l = ERR_get_error()) != 0)

       if (ERR_GET_REASON(l) == RSA_R_UNKNOWN_PADDING_TYPE)

 	return(1);

     return(0);

 }

 static const char rnd_seed[] = "string to make the random number generator think it has entropy";

 int main(int argc, char *argv[])

     {

     int err=0;

     int v;

     RSA *key;

     unsigned char ptext[256];

     unsigned char ctext[256];

     static unsigned char ptext_ex[] = "\x54\x85\x9b\x34\x2c\x49\xea\x2a";

     unsigned char ctext_ex[256];

     int plen;

     int clen = 0;

     int num;

     int n;

     CRYPTO_malloc_debug_init();

     CRYPTO_dbg_set_options(V_CRYPTO_MDEBUG_ALL);

     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);

     RAND_seed(rnd_seed, sizeof rnd_seed); /* or OAEP may fail */

     plen = sizeof(ptext_ex) - 1;

     for (v = 0; v < 6; v++)

 	{

 	key = RSA_new();

 	switch (v%3) {

     case 0:

 	clen = key1(key, ctext_ex);

 	break;

     case 1:

 	clen = key2(key, ctext_ex);

 	break;

     case 2:

 	clen = key3(key, ctext_ex);

 	break;

 	}

 	if (v/3 >= 1) key->flags |= RSA_FLAG_NO_CONSTTIME;

 	num = RSA_public_encrypt(plen, ptext_ex, ctext, key,

 				 RSA_PKCS1_PADDING);

 	if (num != clen)

 	    {

 	    printf("PKCS#1 v1.5 encryption failed!\n");

 	    err=1;

 	    goto oaep;

 	    }

 	num = RSA_private_decrypt(num, ctext, ptext, key,

 				  RSA_PKCS1_PADDING);

 	if (num != plen || memcmp(ptext, ptext_ex, num) != 0)

 	    {

 	    printf("PKCS#1 v1.5 decryption failed!\n");

 	    err=1;

 	    }

 	else

 	    printf("PKCS #1 v1.5 encryption/decryption ok\n");

     oaep:

 	ERR_clear_error();

 	num = RSA_public_encrypt(plen, ptext_ex, ctext, key,

 				 RSA_PKCS1_OAEP_PADDING);

 	if (num == -1 && pad_unknown())

 	    {

 	    printf("No OAEP support\n");

 	    goto next;

 	    }

 	if (num != clen)

 	    {

 	    printf("OAEP encryption failed!\n");

 	    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)

 	    {

 	    printf("OAEP decryption (encrypted data) failed!\n");

 	    err=1;

 	    }

 	else if (memcmp(ctext, ctext_ex, num) == 0)

 	    printf("OAEP test vector %d passed!\n", v);

 	/* Different ciphertexts (rsa_oaep.c without -DPKCS_TESTVECT).

 	   Try decrypting ctext_ex */

 	num = RSA_private_decrypt(clen, ctext_ex, ptext, key,

 				  RSA_PKCS1_OAEP_PADDING);

 	if (num != plen || memcmp(ptext, ptext_ex, num) != 0)

 	    {

 	    printf("OAEP decryption (test vector data) failed!\n");

 	    err=1;

 	    }

 	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);

 	}

     CRYPTO_cleanup_all_ex_data();

     ERR_remove_state(0);

     CRYPTO_mem_leaks_fp(stderr);

 #ifdef OPENSSL_SYS_NETWARE

     if (err) printf("ERROR: %d\n", err);

 #endif

     return err;

     }

 #endif