| 1 | /*
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| 2 | * Copyright 1999-2021 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | /* test vectors from p1ovect1.txt */
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| 11 |
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| 12 | /*
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| 13 | * RSA low level APIs are deprecated for public use, but still ok for
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| 14 | * internal use.
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| 15 | */
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| 16 | #include "internal/deprecated.h"
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| 17 |
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| 18 | #include <stdio.h>
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| 19 | #include <string.h>
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| 20 |
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| 21 | #include "internal/nelem.h"
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| 22 |
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| 23 | #include <openssl/crypto.h>
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| 24 | #include <openssl/err.h>
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| 25 | #include <openssl/rand.h>
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| 26 | #include <openssl/bn.h>
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| 27 |
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| 28 | #include "testutil.h"
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| 29 |
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| 30 | #include <openssl/rsa.h>
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| 31 |
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| 32 | #define SetKey \
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| 33 | RSA_set0_key(key, \
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| 34 | BN_bin2bn(n, sizeof(n)-1, NULL), \
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| 35 | BN_bin2bn(e, sizeof(e)-1, NULL), \
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| 36 | BN_bin2bn(d, sizeof(d)-1, NULL)); \
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| 37 | RSA_set0_factors(key, \
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| 38 | BN_bin2bn(p, sizeof(p)-1, NULL), \
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| 39 | BN_bin2bn(q, sizeof(q)-1, NULL)); \
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| 40 | RSA_set0_crt_params(key, \
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| 41 | BN_bin2bn(dmp1, sizeof(dmp1)-1, NULL), \
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| 42 | BN_bin2bn(dmq1, sizeof(dmq1)-1, NULL), \
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| 43 | BN_bin2bn(iqmp, sizeof(iqmp)-1, NULL)); \
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| 44 | if (c != NULL) \
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| 45 | memcpy(c, ctext_ex, sizeof(ctext_ex) - 1); \
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| 46 | return sizeof(ctext_ex) - 1;
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| 47 |
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| 48 | static int key1(RSA *key, unsigned char *c)
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| 49 | {
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| 50 | static unsigned char n[] =
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| 51 | "\x00\xAA\x36\xAB\xCE\x88\xAC\xFD\xFF\x55\x52\x3C\x7F\xC4\x52\x3F"
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| 52 | "\x90\xEF\xA0\x0D\xF3\x77\x4A\x25\x9F\x2E\x62\xB4\xC5\xD9\x9C\xB5"
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| 53 | "\xAD\xB3\x00\xA0\x28\x5E\x53\x01\x93\x0E\x0C\x70\xFB\x68\x76\x93"
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| 54 | "\x9C\xE6\x16\xCE\x62\x4A\x11\xE0\x08\x6D\x34\x1E\xBC\xAC\xA0\xA1"
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| 55 | "\xF5";
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| 56 |
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| 57 | static unsigned char e[] = "\x11";
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| 58 |
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| 59 | static unsigned char d[] =
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| 60 | "\x0A\x03\x37\x48\x62\x64\x87\x69\x5F\x5F\x30\xBC\x38\xB9\x8B\x44"
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| 61 | "\xC2\xCD\x2D\xFF\x43\x40\x98\xCD\x20\xD8\xA1\x38\xD0\x90\xBF\x64"
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| 62 | "\x79\x7C\x3F\xA7\xA2\xCD\xCB\x3C\xD1\xE0\xBD\xBA\x26\x54\xB4\xF9"
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| 63 | "\xDF\x8E\x8A\xE5\x9D\x73\x3D\x9F\x33\xB3\x01\x62\x4A\xFD\x1D\x51";
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| 64 |
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| 65 | static unsigned char p[] =
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| 66 | "\x00\xD8\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"
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| 67 | "\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x12"
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| 68 | "\x0D";
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| 69 |
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| 70 | static unsigned char q[] =
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| 71 | "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
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| 72 | "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"
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| 73 | "\x89";
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| 74 |
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| 75 | static unsigned char dmp1[] =
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| 76 | "\x59\x0B\x95\x72\xA2\xC2\xA9\xC4\x06\x05\x9D\xC2\xAB\x2F\x1D\xAF"
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| 77 | "\xEB\x7E\x8B\x4F\x10\xA7\x54\x9E\x8E\xED\xF5\xB4\xFC\xE0\x9E\x05";
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| 78 |
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| 79 | static unsigned char dmq1[] =
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| 80 | "\x00\x8E\x3C\x05\x21\xFE\x15\xE0\xEA\x06\xA3\x6F\xF0\xF1\x0C\x99"
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| 81 | "\x52\xC3\x5B\x7A\x75\x14\xFD\x32\x38\xB8\x0A\xAD\x52\x98\x62\x8D"
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| 82 | "\x51";
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| 83 |
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| 84 | static unsigned char iqmp[] =
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| 85 | "\x36\x3F\xF7\x18\x9D\xA8\xE9\x0B\x1D\x34\x1F\x71\xD0\x9B\x76\xA8"
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| 86 | "\xA9\x43\xE1\x1D\x10\xB2\x4D\x24\x9F\x2D\xEA\xFE\xF8\x0C\x18\x26";
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| 87 |
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| 88 | static unsigned char ctext_ex[] =
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| 89 | "\x1b\x8f\x05\xf9\xca\x1a\x79\x52\x6e\x53\xf3\xcc\x51\x4f\xdb\x89"
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| 90 | "\x2b\xfb\x91\x93\x23\x1e\x78\xb9\x92\xe6\x8d\x50\xa4\x80\xcb\x52"
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| 91 | "\x33\x89\x5c\x74\x95\x8d\x5d\x02\xab\x8c\x0f\xd0\x40\xeb\x58\x44"
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| 92 | "\xb0\x05\xc3\x9e\xd8\x27\x4a\x9d\xbf\xa8\x06\x71\x40\x94\x39\xd2";
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| 93 |
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| 94 | SetKey;
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| 95 | }
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| 96 |
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| 97 | static int key2(RSA *key, unsigned char *c)
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| 98 | {
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| 99 | static unsigned char n[] =
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| 100 | "\x00\xA3\x07\x9A\x90\xDF\x0D\xFD\x72\xAC\x09\x0C\xCC\x2A\x78\xB8"
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| 101 | "\x74\x13\x13\x3E\x40\x75\x9C\x98\xFA\xF8\x20\x4F\x35\x8A\x0B\x26"
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| 102 | "\x3C\x67\x70\xE7\x83\xA9\x3B\x69\x71\xB7\x37\x79\xD2\x71\x7B\xE8"
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| 103 | "\x34\x77\xCF";
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| 104 |
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| 105 | static unsigned char e[] = "\x3";
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| 106 |
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| 107 | static unsigned char d[] =
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| 108 | "\x6C\xAF\xBC\x60\x94\xB3\xFE\x4C\x72\xB0\xB3\x32\xC6\xFB\x25\xA2"
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| 109 | "\xB7\x62\x29\x80\x4E\x68\x65\xFC\xA4\x5A\x74\xDF\x0F\x8F\xB8\x41"
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| 110 | "\x3B\x52\xC0\xD0\xE5\x3D\x9B\x59\x0F\xF1\x9B\xE7\x9F\x49\xDD\x21"
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| 111 | "\xE5\xEB";
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| 112 |
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| 113 | static unsigned char p[] =
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| 114 | "\x00\xCF\x20\x35\x02\x8B\x9D\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92"
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| 115 | "\xEA\x0D\xA3\xB4\x32\x04\xB5\xCF\xCE\x91";
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| 116 |
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| 117 | static unsigned char q[] =
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| 118 | "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
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| 119 | "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5F";
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| 120 |
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| 121 | static unsigned char dmp1[] =
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| 122 | "\x00\x8A\x15\x78\xAC\x5D\x13\xAF\x10\x2B\x22\xB9\x99\xCD\x74\x61"
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| 123 | "\xF1\x5E\x6D\x22\xCC\x03\x23\xDF\xDF\x0B";
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| 124 |
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| 125 | static unsigned char dmq1[] =
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| 126 | "\x00\x86\x55\x21\x4A\xC5\x4D\x8D\x4E\xCD\x61\x77\xF1\xC7\x36\x90"
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| 127 | "\xCE\x2A\x48\x2C\x8B\x05\x99\xCB\xE0\x3F";
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| 128 |
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| 129 | static unsigned char iqmp[] =
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| 130 | "\x00\x83\xEF\xEF\xB8\xA9\xA4\x0D\x1D\xB6\xED\x98\xAD\x84\xED\x13"
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| 131 | "\x35\xDC\xC1\x08\xF3\x22\xD0\x57\xCF\x8D";
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| 132 |
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| 133 | static unsigned char ctext_ex[] =
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| 134 | "\x14\xbd\xdd\x28\xc9\x83\x35\x19\x23\x80\xe8\xe5\x49\xb1\x58\x2a"
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| 135 | "\x8b\x40\xb4\x48\x6d\x03\xa6\xa5\x31\x1f\x1f\xd5\xf0\xa1\x80\xe4"
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| 136 | "\x17\x53\x03\x29\xa9\x34\x90\x74\xb1\x52\x13\x54\x29\x08\x24\x52"
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| 137 | "\x62\x51";
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| 138 |
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| 139 | SetKey;
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| 140 | }
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| 141 |
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| 142 | static int key3(RSA *key, unsigned char *c)
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| 143 | {
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| 144 | static unsigned char n[] =
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| 145 | "\x00\xBB\xF8\x2F\x09\x06\x82\xCE\x9C\x23\x38\xAC\x2B\x9D\xA8\x71"
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| 146 | "\xF7\x36\x8D\x07\xEE\xD4\x10\x43\xA4\x40\xD6\xB6\xF0\x74\x54\xF5"
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| 147 | "\x1F\xB8\xDF\xBA\xAF\x03\x5C\x02\xAB\x61\xEA\x48\xCE\xEB\x6F\xCD"
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| 148 | "\x48\x76\xED\x52\x0D\x60\xE1\xEC\x46\x19\x71\x9D\x8A\x5B\x8B\x80"
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| 149 | "\x7F\xAF\xB8\xE0\xA3\xDF\xC7\x37\x72\x3E\xE6\xB4\xB7\xD9\x3A\x25"
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| 150 | "\x84\xEE\x6A\x64\x9D\x06\x09\x53\x74\x88\x34\xB2\x45\x45\x98\x39"
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| 151 | "\x4E\xE0\xAA\xB1\x2D\x7B\x61\xA5\x1F\x52\x7A\x9A\x41\xF6\xC1\x68"
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| 152 | "\x7F\xE2\x53\x72\x98\xCA\x2A\x8F\x59\x46\xF8\xE5\xFD\x09\x1D\xBD"
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| 153 | "\xCB";
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| 154 |
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| 155 | static unsigned char e[] = "\x11";
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| 156 |
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| 157 | static unsigned char d[] =
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| 158 | "\x00\xA5\xDA\xFC\x53\x41\xFA\xF2\x89\xC4\xB9\x88\xDB\x30\xC1\xCD"
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| 159 | "\xF8\x3F\x31\x25\x1E\x06\x68\xB4\x27\x84\x81\x38\x01\x57\x96\x41"
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| 160 | "\xB2\x94\x10\xB3\xC7\x99\x8D\x6B\xC4\x65\x74\x5E\x5C\x39\x26\x69"
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| 161 | "\xD6\x87\x0D\xA2\xC0\x82\xA9\x39\xE3\x7F\xDC\xB8\x2E\xC9\x3E\xDA"
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| 162 | "\xC9\x7F\xF3\xAD\x59\x50\xAC\xCF\xBC\x11\x1C\x76\xF1\xA9\x52\x94"
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| 163 | "\x44\xE5\x6A\xAF\x68\xC5\x6C\x09\x2C\xD3\x8D\xC3\xBE\xF5\xD2\x0A"
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| 164 | "\x93\x99\x26\xED\x4F\x74\xA1\x3E\xDD\xFB\xE1\xA1\xCE\xCC\x48\x94"
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| 165 | "\xAF\x94\x28\xC2\xB7\xB8\x88\x3F\xE4\x46\x3A\x4B\xC8\x5B\x1C\xB3"
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| 166 | "\xC1";
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| 167 |
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| 168 | static unsigned char p[] =
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| 169 | "\x00\xEE\xCF\xAE\x81\xB1\xB9\xB3\xC9\x08\x81\x0B\x10\xA1\xB5\x60"
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| 170 | "\x01\x99\xEB\x9F\x44\xAE\xF4\xFD\xA4\x93\xB8\x1A\x9E\x3D\x84\xF6"
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| 171 | "\x32\x12\x4E\xF0\x23\x6E\x5D\x1E\x3B\x7E\x28\xFA\xE7\xAA\x04\x0A"
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| 172 | "\x2D\x5B\x25\x21\x76\x45\x9D\x1F\x39\x75\x41\xBA\x2A\x58\xFB\x65"
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| 173 | "\x99";
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| 174 |
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| 175 | static unsigned char q[] =
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| 176 | "\x00\xC9\x7F\xB1\xF0\x27\xF4\x53\xF6\x34\x12\x33\xEA\xAA\xD1\xD9"
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| 177 | "\x35\x3F\x6C\x42\xD0\x88\x66\xB1\xD0\x5A\x0F\x20\x35\x02\x8B\x9D"
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| 178 | "\x86\x98\x40\xB4\x16\x66\xB4\x2E\x92\xEA\x0D\xA3\xB4\x32\x04\xB5"
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| 179 | "\xCF\xCE\x33\x52\x52\x4D\x04\x16\xA5\xA4\x41\xE7\x00\xAF\x46\x15"
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| 180 | "\x03";
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| 181 |
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| 182 | static unsigned char dmp1[] =
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| 183 | "\x54\x49\x4C\xA6\x3E\xBA\x03\x37\xE4\xE2\x40\x23\xFC\xD6\x9A\x5A"
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| 184 | "\xEB\x07\xDD\xDC\x01\x83\xA4\xD0\xAC\x9B\x54\xB0\x51\xF2\xB1\x3E"
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| 185 | "\xD9\x49\x09\x75\xEA\xB7\x74\x14\xFF\x59\xC1\xF7\x69\x2E\x9A\x2E"
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| 186 | "\x20\x2B\x38\xFC\x91\x0A\x47\x41\x74\xAD\xC9\x3C\x1F\x67\xC9\x81";
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| 187 |
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| 188 | static unsigned char dmq1[] =
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| 189 | "\x47\x1E\x02\x90\xFF\x0A\xF0\x75\x03\x51\xB7\xF8\x78\x86\x4C\xA9"
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| 190 | "\x61\xAD\xBD\x3A\x8A\x7E\x99\x1C\x5C\x05\x56\xA9\x4C\x31\x46\xA7"
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| 191 | "\xF9\x80\x3F\x8F\x6F\x8A\xE3\x42\xE9\x31\xFD\x8A\xE4\x7A\x22\x0D"
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| 192 | "\x1B\x99\xA4\x95\x84\x98\x07\xFE\x39\xF9\x24\x5A\x98\x36\xDA\x3D";
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| 193 |
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| 194 | static unsigned char iqmp[] =
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| 195 | "\x00\xB0\x6C\x4F\xDA\xBB\x63\x01\x19\x8D\x26\x5B\xDB\xAE\x94\x23"
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| 196 | "\xB3\x80\xF2\x71\xF7\x34\x53\x88\x50\x93\x07\x7F\xCD\x39\xE2\x11"
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| 197 | "\x9F\xC9\x86\x32\x15\x4F\x58\x83\xB1\x67\xA9\x67\xBF\x40\x2B\x4E"
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| 198 | "\x9E\x2E\x0F\x96\x56\xE6\x98\xEA\x36\x66\xED\xFB\x25\x79\x80\x39"
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| 199 | "\xF7";
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| 200 |
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| 201 | static unsigned char ctext_ex[] =
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| 202 | "\xb8\x24\x6b\x56\xa6\xed\x58\x81\xae\xb5\x85\xd9\xa2\x5b\x2a\xd7"
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| 203 | "\x90\xc4\x17\xe0\x80\x68\x1b\xf1\xac\x2b\xc3\xde\xb6\x9d\x8b\xce"
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| 204 | "\xf0\xc4\x36\x6f\xec\x40\x0a\xf0\x52\xa7\x2e\x9b\x0e\xff\xb5\xb3"
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| 205 | "\xf2\xf1\x92\xdb\xea\xca\x03\xc1\x27\x40\x05\x71\x13\xbf\x1f\x06"
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| 206 | "\x69\xac\x22\xe9\xf3\xa7\x85\x2e\x3c\x15\xd9\x13\xca\xb0\xb8\x86"
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| 207 | "\x3a\x95\xc9\x92\x94\xce\x86\x74\x21\x49\x54\x61\x03\x46\xf4\xd4"
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| 208 | "\x74\xb2\x6f\x7c\x48\xb4\x2e\xe6\x8e\x1f\x57\x2a\x1f\xc4\x02\x6a"
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| 209 | "\xc4\x56\xb4\xf5\x9f\x7b\x62\x1e\xa1\xb9\xd8\x8f\x64\x20\x2f\xb1";
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| 210 |
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| 211 | SetKey;
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| 212 | }
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| 213 |
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| 214 | static int rsa_setkey(RSA** key, unsigned char *ctext, int idx)
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| 215 | {
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| 216 | int clen = 0;
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| 217 |
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| 218 | *key = RSA_new();
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| 219 | if (*key != NULL)
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| 220 | switch (idx) {
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| 221 | case 0:
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| 222 | clen = key1(*key, ctext);
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| 223 | break;
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| 224 | case 1:
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| 225 | clen = key2(*key, ctext);
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| 226 | break;
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| 227 | case 2:
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| 228 | clen = key3(*key, ctext);
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| 229 | break;
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| 230 | }
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| 231 | return clen;
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| 232 | }
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| 233 |
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| 234 | static int test_rsa_simple(int idx, int en_pad_type, int de_pad_type,
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| 235 | int success, unsigned char *ctext_ex, int *clen,
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| 236 | RSA **retkey)
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| 237 | {
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| 238 | int ret = 0;
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| 239 | RSA *key;
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| 240 | unsigned char ptext[256];
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| 241 | unsigned char ctext[256];
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| 242 | static unsigned char ptext_ex[] = "\x54\x85\x9b\x34\x2c\x49\xea\x2a";
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| 243 | int plen;
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| 244 | int clentmp = 0;
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| 245 | int num;
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| 246 |
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| 247 | plen = sizeof(ptext_ex) - 1;
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| 248 | clentmp = rsa_setkey(&key, ctext_ex, idx);
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| 249 | if (clen != NULL)
|
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| 250 | *clen = clentmp;
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| 251 |
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| 252 | num = RSA_public_encrypt(plen, ptext_ex, ctext, key, en_pad_type);
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| 253 | if (!TEST_int_eq(num, clentmp))
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| 254 | goto err;
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| 255 |
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| 256 | num = RSA_private_decrypt(num, ctext, ptext, key, de_pad_type);
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| 257 | if (success) {
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| 258 | if (!TEST_int_gt(num, 0) || !TEST_mem_eq(ptext, num, ptext_ex, plen))
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| 259 | goto err;
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| 260 | } else {
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| 261 | if (!TEST_int_lt(num, 0))
|
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| 262 | goto err;
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| 263 | }
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| 264 |
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| 265 | ret = 1;
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| 266 | if (retkey != NULL) {
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| 267 | *retkey = key;
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| 268 | key = NULL;
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|---|
| 269 | }
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|---|
| 270 | err:
|
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| 271 | RSA_free(key);
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| 272 | return ret;
|
|---|
| 273 | }
|
|---|
| 274 |
|
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| 275 | static int test_rsa_pkcs1(int idx)
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| 276 | {
|
|---|
| 277 | return test_rsa_simple(idx, RSA_PKCS1_PADDING, RSA_PKCS1_PADDING, 1, NULL,
|
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| 278 | NULL, NULL);
|
|---|
| 279 | }
|
|---|
| 280 |
|
|---|
| 281 | static int test_rsa_oaep(int idx)
|
|---|
| 282 | {
|
|---|
| 283 | int ret = 0;
|
|---|
| 284 | RSA *key = NULL;
|
|---|
| 285 | unsigned char ptext[256];
|
|---|
| 286 | static unsigned char ptext_ex[] = "\x54\x85\x9b\x34\x2c\x49\xea\x2a";
|
|---|
| 287 | unsigned char ctext_ex[256];
|
|---|
| 288 | int plen;
|
|---|
| 289 | int clen = 0;
|
|---|
| 290 | int num;
|
|---|
| 291 | int n;
|
|---|
| 292 |
|
|---|
| 293 | if (!test_rsa_simple(idx, RSA_PKCS1_OAEP_PADDING, RSA_PKCS1_OAEP_PADDING, 1,
|
|---|
| 294 | ctext_ex, &clen, &key))
|
|---|
| 295 | goto err;
|
|---|
| 296 |
|
|---|
| 297 | plen = sizeof(ptext_ex) - 1;
|
|---|
| 298 |
|
|---|
| 299 | /* Different ciphertexts. Try decrypting ctext_ex */
|
|---|
| 300 | num = RSA_private_decrypt(clen, ctext_ex, ptext, key,
|
|---|
| 301 | RSA_PKCS1_OAEP_PADDING);
|
|---|
| 302 | if (num <= 0 || !TEST_mem_eq(ptext, num, ptext_ex, plen))
|
|---|
| 303 | goto err;
|
|---|
| 304 |
|
|---|
| 305 | /* Try decrypting corrupted ciphertexts. */
|
|---|
| 306 | for (n = 0; n < clen; ++n) {
|
|---|
| 307 | ctext_ex[n] ^= 1;
|
|---|
| 308 | num = RSA_private_decrypt(clen, ctext_ex, ptext, key,
|
|---|
| 309 | RSA_PKCS1_OAEP_PADDING);
|
|---|
| 310 | if (!TEST_int_le(num, 0))
|
|---|
| 311 | goto err;
|
|---|
| 312 | ctext_ex[n] ^= 1;
|
|---|
| 313 | }
|
|---|
| 314 |
|
|---|
| 315 | /* Test truncated ciphertexts, as well as negative length. */
|
|---|
| 316 | for (n = -1; n < clen; ++n) {
|
|---|
| 317 | num = RSA_private_decrypt(n, ctext_ex, ptext, key,
|
|---|
| 318 | RSA_PKCS1_OAEP_PADDING);
|
|---|
| 319 | if (!TEST_int_le(num, 0))
|
|---|
| 320 | goto err;
|
|---|
| 321 | }
|
|---|
| 322 |
|
|---|
| 323 | ret = 1;
|
|---|
| 324 | err:
|
|---|
| 325 | RSA_free(key);
|
|---|
| 326 | return ret;
|
|---|
| 327 | }
|
|---|
| 328 |
|
|---|
| 329 | static const struct {
|
|---|
| 330 | int bits;
|
|---|
| 331 | unsigned int r;
|
|---|
| 332 | } rsa_security_bits_cases[] = {
|
|---|
| 333 | /* NIST SP 800-56B rev 2 (draft) Appendix D Table 5 */
|
|---|
| 334 | { 2048, 112 },
|
|---|
| 335 | { 3072, 128 },
|
|---|
| 336 | { 4096, 152 },
|
|---|
| 337 | { 6144, 176 },
|
|---|
| 338 | { 8192, 200 },
|
|---|
| 339 | /* NIST FIPS 140-2 IG 7.5 */
|
|---|
| 340 | { 7680, 192 },
|
|---|
| 341 | { 15360, 256 },
|
|---|
| 342 | /* Older values */
|
|---|
| 343 | { 256, 40 },
|
|---|
| 344 | { 512, 56 },
|
|---|
| 345 | { 1024, 80 },
|
|---|
| 346 | /* Some other values */
|
|---|
| 347 | { 8888, 208 },
|
|---|
| 348 | { 2468, 120 },
|
|---|
| 349 | { 13456, 248 },
|
|---|
| 350 | /* Edge points */
|
|---|
| 351 | { 15359, 256 },
|
|---|
| 352 | { 15361, 264 },
|
|---|
| 353 | { 7679, 192 },
|
|---|
| 354 | { 7681, 200 },
|
|---|
| 355 | };
|
|---|
| 356 |
|
|---|
| 357 | static int test_rsa_security_bit(int n)
|
|---|
| 358 | {
|
|---|
| 359 | static const unsigned char vals[8] = {
|
|---|
| 360 | 0x80, 0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40
|
|---|
| 361 | };
|
|---|
| 362 | RSA *key = RSA_new();
|
|---|
| 363 | const int bits = rsa_security_bits_cases[n].bits;
|
|---|
| 364 | const int result = rsa_security_bits_cases[n].r;
|
|---|
| 365 | const int bytes = (bits + 7) / 8;
|
|---|
| 366 | int r = 0;
|
|---|
| 367 | unsigned char num[2000];
|
|---|
| 368 |
|
|---|
| 369 | if (!TEST_ptr(key) || !TEST_int_le(bytes, (int)sizeof(num)))
|
|---|
| 370 | goto err;
|
|---|
| 371 |
|
|---|
| 372 | /*
|
|---|
| 373 | * It is necessary to set the RSA key in order to ask for the strength.
|
|---|
| 374 | * A BN of an appropriate size is created, in general it won't have the
|
|---|
| 375 | * properties necessary for RSA to function. This is okay here since
|
|---|
| 376 | * the RSA key is never used.
|
|---|
| 377 | */
|
|---|
| 378 | memset(num, vals[bits % 8], bytes);
|
|---|
| 379 |
|
|---|
| 380 | /*
|
|---|
| 381 | * The 'e' parameter is set to the same value as 'n'. This saves having
|
|---|
| 382 | * an extra BN to hold a sensible value for 'e'. This is safe since the
|
|---|
| 383 | * RSA key is not used. The 'd' parameter can be NULL safely.
|
|---|
| 384 | */
|
|---|
| 385 | if (TEST_true(RSA_set0_key(key, BN_bin2bn(num, bytes, NULL),
|
|---|
| 386 | BN_bin2bn(num, bytes, NULL), NULL))
|
|---|
| 387 | && TEST_uint_eq(RSA_security_bits(key), result))
|
|---|
| 388 | r = 1;
|
|---|
| 389 | err:
|
|---|
| 390 | RSA_free(key);
|
|---|
| 391 | return r;
|
|---|
| 392 | }
|
|---|
| 393 |
|
|---|
| 394 | int setup_tests(void)
|
|---|
| 395 | {
|
|---|
| 396 | ADD_ALL_TESTS(test_rsa_pkcs1, 3);
|
|---|
| 397 | ADD_ALL_TESTS(test_rsa_oaep, 3);
|
|---|
| 398 | ADD_ALL_TESTS(test_rsa_security_bit, OSSL_NELEM(rsa_security_bits_cases));
|
|---|
| 399 | return 1;
|
|---|
| 400 | }
|
|---|
