OSX/libsecurity_keychain/regressions/kc-40-seckey.m

   1 /*
   2  * Copyright (c) 2007-2009,2013-2014 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24
  25 #include <TargetConditionals.h>
  26 #include <CoreFoundation/CoreFoundation.h>
  27 #include <Foundation/Foundation.h>
  28 #include <Security/Security.h>
  29 #include <Security/SecRandom.h>
  30 #include <CommonCrypto/CommonDigest.h>
  31 #include <Security/SecKeyPriv.h>
  32 #include <Security/SecItem.h>
  33 #include <Security/SecCertificatePriv.h>
  34
  35 #include <corecrypto/ccsha1.h>
  36 #include <corecrypto/ccsha2.h>
  37
  38 #include "keychain_regressions.h"
  39 #include "utilities/SecCFRelease.h"
  40 #include "utilities/array_size.h"
  41
  42 #if TARGET_OS_IPHONE
  43 static void testdigestandsignalg(SecKeyRef privKey, SecKeyRef pubKey, const SecAsn1AlgId *algId) {
  44     uint8_t dataToDigest[256];
  45     size_t dataToDigestLen = sizeof(dataToDigest);
  46     size_t sigLen = SecKeyGetSize(privKey, kSecKeySignatureSize);
  47     uint8_t sig[sigLen];
  48
  49     DERItem oid;
  50     oid.length = algId->algorithm.Length;
  51     oid.data = algId->algorithm.Data;
  52
  53     /* Get the oid in decimal for display purposes. */
  54     CFStringRef oidStr = SecDERItemCopyOIDDecimalRepresentation(kCFAllocatorDefault, &oid);
  55         char oidBuf[40];
  56     CFStringGetCString(oidStr, oidBuf, sizeof(oidBuf), kCFStringEncodingUTF8);
  57     CFRelease(oidStr);
  58
  59         SKIP: {
  60         OSStatus status;
  61
  62         /* Time to sign. */
  63         ok_status(status = SecKeyDigestAndSign(privKey, algId, dataToDigest, dataToDigestLen,
  64             sig, &sigLen), "digest and sign %s with %ld bit RSA key", oidBuf, sigLen * 8);
  65
  66         skip("SecKeyDigestAndSign failed", 3, status == errSecSuccess);
  67
  68         /* Verify the signature we just made. */
  69         ok_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
  70             sig, sigLen), "digest and verify");
  71         /* Invalidate the signature. */
  72         /* Tweak the least-significant bit to avoid putting the signature out of range. */
  73         sig[sigLen-1] ^= 1;
  74         is_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
  75             sig, sigLen), errSSLCrypto, "digest and verify bad sig");
  76         sig[sigLen-1] ^= 1;
  77         dataToDigest[0] ^= 0xff;
  78         is_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
  79             sig, sigLen), errSSLCrypto, "digest and verify bad digest");
  80     }
  81 }
  82
  83 static void testdigestandsign(SecKeyRef privKey, SecKeyRef pubKey) {
  84     static const SecAsn1Oid *oids[] = {
  85         &CSSMOID_SHA1WithRSA,
  86         &CSSMOID_SHA224WithRSA,
  87         &CSSMOID_SHA256WithRSA,
  88         &CSSMOID_SHA384WithRSA,
  89         &CSSMOID_SHA512WithRSA,
  90 #if 0
  91         &CSSMOID_SHA1WithRSA_OIW,
  92         &CSSMOID_SHA1WithDSA,           // BSAFE
  93         &CSSMOID_SHA1WithDSA_CMS,       // X509/CMS
  94         &CSSMOID_SHA1WithDSA_JDK,       // JDK 1.1
  95 #endif
  96     };
  97
  98
  99     uint32_t ix;
 100     SecAsn1AlgId algId = {};
 101     for (ix = 0; ix < sizeof(oids) / sizeof(*oids); ++ix) {
 102         if (oids[ix]) {
 103             algId.algorithm = *oids[ix];
 104         } else {
 105             algId.algorithm.Length = 0;
 106             algId.algorithm.Data = NULL;
 107         }
 108
 109         testdigestandsignalg(privKey, pubKey, &algId);
 110     }
 111 }
 112 #endif
 113
 114 #if 0
 115 static void dump_bytes(uint8_t* bytes, size_t amount)
 116 {
 117     while (amount > 0) {
 118         printf("0x%02x ", *bytes);
 119         ++bytes;
 120         --amount;
 121     }
 122 }
 123 #endif
 124
 125
 126 #if !TARGET_OS_IPHONE
 127 #define kEncryptDecryptTestCount 0
 128 #else
 129 #define kEncryptDecryptTestCount 6
 130 static void test_encrypt_decrypt(SecKeyRef pubKey, SecKeyRef privKey, uint32_t padding, size_t keySizeInBytes)
 131 {
 132     SKIP: {
 133         size_t max_len = keySizeInBytes;
 134         switch (padding) {
 135             case kSecPaddingNone: max_len = keySizeInBytes; break;
 136             case kSecPaddingOAEP: max_len = keySizeInBytes - 2 - 2 * CC_SHA1_DIGEST_LENGTH; break;
 137             case kSecPaddingPKCS1: max_len = keySizeInBytes - 11; break;
 138             default: skip("what is the max_len for this padding?", 5, false);
 139         }
 140
 141         uint8_t secret[max_len + 1], encrypted_secret[keySizeInBytes], decrypted_secret[keySizeInBytes];
 142         uint8_t *secret_ptr = secret;
 143         size_t secret_len = max_len;
 144         size_t encrypted_secret_len = sizeof(encrypted_secret);
 145         size_t decrypted_secret_len = sizeof(decrypted_secret);
 146         memset(decrypted_secret, 0xff, decrypted_secret_len);
 147         ok_status(SecRandomCopyBytes(kSecRandomDefault, sizeof(secret), secret),"rng");
 148
 149         // zero pad, no accidental second zero byte
 150         if (padding == kSecPaddingNone) {
 151             secret[0] = 0;
 152             secret[1] = 128;
 153         }
 154
 155         is_status(SecKeyEncrypt(pubKey, padding,
 156                                 secret, sizeof(secret),
 157                                 encrypted_secret, &encrypted_secret_len), errSecParam, "encrypt secret (overflow)");
 158         ok_status(SecKeyEncrypt(pubKey, padding,
 159                                 secret, secret_len,
 160                                 encrypted_secret, &encrypted_secret_len), "encrypt secret");
 161
 162         ok_status(SecKeyDecrypt(privKey, padding,
 163                                 encrypted_secret, encrypted_secret_len,
 164                                 decrypted_secret, &decrypted_secret_len), "decrypt secret");
 165
 166         // zero padding is removed on decode
 167         if (padding == kSecPaddingNone) {
 168             secret_len--;
 169             secret_ptr++;
 170         }
 171
 172         ok(decrypted_secret_len == secret_len, "correct length");
 173         ok_status(memcmp(secret_ptr, decrypted_secret, secret_len), "verify secret");
 174     }
 175 }
 176 #endif
 177
 178 #define kKeyGenTestCount (12 + (3*kEncryptDecryptTestCount))
 179 static void testkeygen(size_t keySizeInBits) {
 180         SecKeyRef pubKey = NULL, privKey = NULL;
 181         size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 182         CFNumberRef kzib;
 183
 184         kzib = CFNumberCreate(NULL, kCFNumberSInt64Type, &keySizeInBits);
 185         CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 186         CFDictionaryAddValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 187         CFDictionaryAddValue(kgp, kSecAttrKeySizeInBits, kzib);
 188
 189         OSStatus status;
 190         ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 191               "Generate %ld bit (%ld byte) RSA keypair", keySizeInBits,
 192               keySizeInBytes);
 193         CFRelease(kzib);
 194         CFRelease(kgp);
 195
 196         SKIP: {
 197         skip("keygen failed", 8, status == errSecSuccess);
 198                 ok(pubKey, "pubkey returned");
 199                 ok(privKey, "privKey returned");
 200                 is(SecKeyGetBlockSize(pubKey) * 8, (size_t) keySizeInBits, "public key size is ok");
 201                 is(SecKeyGetBlockSize(privKey) * 8, (size_t) keySizeInBits, "private key size is ok");
 202
 203                 /* Sign something. */
 204                 uint8_t something[keySizeInBytes];
 205         size_t something_len = keySizeInBytes - 11;
 206         ok_status(SecRandomCopyBytes(kSecRandomDefault, sizeof(something), something), "rng");
 207                 uint8_t sig[keySizeInBytes];
 208                 size_t sigLen = sizeof(sig);
 209 #if TARGET_OS_IPHONE
 210         /* TODO: This is returning another error on OS X */
 211                 is_status(SecKeyRawSign(privKey, kSecPaddingPKCS1,
 212                                 something, something_len + 1, sig, &sigLen),
 213                                 errSecParam, "sign overflow");
 214 #endif
 215                 ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1,
 216                         something, something_len, sig, &sigLen), "sign something");
 217                 ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1,
 218                         something, something_len, sig, sigLen), "verify sig on something");
 219
 220         // Torture test ASN.1 encoder by setting high bit to 1.
 221         uint8_t digest[CC_SHA512_DIGEST_LENGTH] = {
 222             0x80, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 223             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
 224             0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
 225             0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
 226             0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 227             0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
 228             0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
 229             0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
 230         };
 231 #if TARGET_OS_IPHONE
 232         /* Thoses tests are making sure that MD2 and MD5 are NOT supported,
 233             but they still are on OS X */
 234
 235         //CC_MD2(something, sizeof(something), digest);
 236                 ok_status(!SecKeyRawSign(privKey, kSecPaddingPKCS1MD2,
 237                         digest, CC_MD2_DIGEST_LENGTH, sig, &sigLen),
 238                   "don't sign md2 digest");   //FAIL
 239                 ok_status(!SecKeyRawVerify(pubKey, kSecPaddingPKCS1MD2,
 240                         digest, CC_MD2_DIGEST_LENGTH, sig, sigLen),
 241                   "verify sig on md2 digest fails");  //FAIL
 242
 243         //CC_MD5(something, sizeof(something), digest);
 244                 sigLen = sizeof(sig);
 245                 ok_status(!SecKeyRawSign(privKey, kSecPaddingPKCS1MD5,
 246                         digest, CC_MD5_DIGEST_LENGTH, sig, &sigLen),
 247             "don't sign md5 digest"); //FAIL
 248                 ok_status(!SecKeyRawVerify(pubKey, kSecPaddingPKCS1MD5,
 249                         digest, CC_MD5_DIGEST_LENGTH, sig, sigLen),
 250             "verify sig on md5 digest fails"); //FAIL
 251 #endif
 252
 253         //CCDigest(kCCDigestSHA1, something, sizeof(something), digest);
 254                 sigLen = sizeof(sig);
 255                 ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1SHA1,
 256                         digest, CC_SHA1_DIGEST_LENGTH, sig, &sigLen),
 257             "sign sha1 digest");
 258                 ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1SHA1,
 259                         digest, CC_SHA1_DIGEST_LENGTH, sig, sigLen),
 260             "verify sig on sha1 digest");
 261
 262 #if TARGET_OS_IPHONE
 263         /* The assumptions in these tests are just wrong on OS X */
 264                 uint8_t signature[keySizeInBytes], *ptr = signature;
 265                 size_t signature_len = sizeof(signature);
 266                 ok_status(SecKeyEncrypt(pubKey, kSecPaddingNone, sig, sigLen, signature, &signature_len), "inspect signature");
 267                 is(signature_len, keySizeInBytes - 1, "got signature");  // FAIL for 2056
 268                 while(*ptr && ((size_t)(ptr - signature) < signature_len)) ptr++;
 269                 is(signature + signature_len - ptr, 16 /* length(\0 || OID_SHA1) */ + CC_SHA1_DIGEST_LENGTH, "successful decode");
 270 #endif
 271
 272 #if TARGET_OS_IPHONE
 273         /* Those are not supported on OS X */
 274         /* PKCS1 padding is 00 01 PAD * 8 or more 00 data.
 275            data is SEQ { SEQ { OID NULL } BIT STRING 00 DIGEST }
 276            So min data + pad overhead is 11 + 9 + oidlen
 277            oidlen = 11 for the sha2 family of oids, so we have 29 bytes; or
 278            232 bits of minimum overhead.  */
 279         const size_t pkcs1Overhead = 232;
 280         if (keySizeInBits > 224 + pkcs1Overhead) {
 281             //CC_SHA224(something, sizeof(something), digest);
 282             sigLen = sizeof(sig);
 283             ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1SHA224,
 284                                     digest, CC_SHA224_DIGEST_LENGTH, sig, &sigLen),
 285                       "sign sha224 digest");
 286             ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1SHA224,
 287                                       digest, CC_SHA224_DIGEST_LENGTH, sig, sigLen),
 288                       "verify sig on sha224 digest");
 289         }
 290
 291         if (keySizeInBits > 256 + pkcs1Overhead) {
 292             //CC_SHA256(something, sizeof(something), digest);
 293             sigLen = sizeof(sig);
 294             ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1SHA256,
 295                                     digest, CC_SHA256_DIGEST_LENGTH, sig, &sigLen),
 296                       "sign sha256 digest");
 297             ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1SHA256,
 298                                       digest, CC_SHA256_DIGEST_LENGTH, sig, sigLen),
 299                       "verify sig on sha256 digest");
 300         }
 301
 302         if (keySizeInBits > 384 + pkcs1Overhead) {
 303             //CC_SHA384(something, sizeof(something), digest);
 304             sigLen = sizeof(sig);
 305             ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1SHA384,
 306                                     digest, CC_SHA384_DIGEST_LENGTH, sig, &sigLen),
 307                       "sign sha384 digest");
 308             ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1SHA384,
 309                                       digest, CC_SHA384_DIGEST_LENGTH, sig, sigLen),
 310                       "verify sig on sha384 digest");
 311         }
 312
 313         if (keySizeInBits > 512 + pkcs1Overhead) {
 314             //CC_SHA512(something, sizeof(something), digest);
 315             sigLen = sizeof(sig);
 316             ok_status(SecKeyRawSign(privKey, kSecPaddingPKCS1SHA512,
 317                                     digest, CC_SHA512_DIGEST_LENGTH, sig, &sigLen),
 318                       "sign sha512 digest");
 319             ok_status(SecKeyRawVerify(pubKey, kSecPaddingPKCS1SHA512,
 320                                       digest, CC_SHA512_DIGEST_LENGTH, sig, sigLen),
 321                       "verify sig on sha512 digest");
 322         }
 323
 324         test_encrypt_decrypt(pubKey, privKey, kSecPaddingNone, keySizeInBytes);
 325         test_encrypt_decrypt(pubKey, privKey, kSecPaddingPKCS1, keySizeInBytes);
 326         test_encrypt_decrypt(pubKey, privKey, kSecPaddingOAEP, keySizeInBytes);
 327
 328         testdigestandsign(privKey, pubKey);
 329 #endif
 330
 331                 const void *privkeys[] = {
 332                         kSecValueRef
 333                 };
 334                 const void *privvalues[] = {
 335                         privKey
 336                 };
 337                 CFDictionaryRef privitem = CFDictionaryCreate(NULL, privkeys, privvalues,
 338                 sizeof(privkeys) / sizeof(*privkeys), NULL, NULL);
 339 #if TARGET_OS_IPHONE
 340         /* OS X: keys are always added to the keychain when generated */
 341                 ok_status(SecItemAdd(privitem, NULL), "add private key"); //FAIL
 342 #endif
 343         ok_status(SecItemDelete(privitem), "delete private key");
 344                 CFReleaseNull(privitem);
 345
 346                 const void *pubkeys[] = {
 347                         kSecValueRef
 348                 };
 349                 const void *pubvalues[] = {
 350                         pubKey
 351                 };
 352                 CFDictionaryRef pubitem = CFDictionaryCreate(NULL, pubkeys, pubvalues,
 353                 sizeof(pubkeys) / sizeof(*pubkeys), NULL, NULL);
 354 #if TARGET_OS_IPHONE
 355         /* OS X: keys are always added to the keychain when generated */
 356                 ok_status(SecItemAdd(pubitem, NULL), "add public key"); //FAIL
 357 #endif
 358         ok_status(SecItemDelete(pubitem), "delete public key");
 359                 CFReleaseNull(pubitem);
 360
 361                 /* Cleanup. */
 362                 CFReleaseNull(pubKey);
 363                 CFReleaseNull(privKey);
 364         }
 365 }
 366
 367 #define kKeyGen2TestCount 11
 368 static void testkeygen2(size_t keySizeInBits) {
 369         SecKeyRef pubKey = NULL, privKey = NULL;
 370         size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 371         CFNumberRef kzib;
 372
 373     CFUUIDRef ourUUID = CFUUIDCreate(kCFAllocatorDefault);
 374     CFStringRef uuidString = CFUUIDCreateString(kCFAllocatorDefault, ourUUID);
 375     CFMutableStringRef publicName = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, uuidString);
 376     CFMutableStringRef privateName = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, uuidString);
 377
 378     CFReleaseNull(ourUUID);
 379     CFReleaseNull(uuidString);
 380
 381     CFStringAppend(publicName, CFSTR("-Public-40"));
 382     CFStringAppend(privateName, CFSTR("-Private-40"));
 383         CFMutableDictionaryRef pubd = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 384         CFMutableDictionaryRef privd = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 385
 386         CFDictionaryAddValue(pubd, kSecAttrLabel, publicName);
 387         CFDictionaryAddValue(privd, kSecAttrLabel, privateName);
 388
 389         kzib = CFNumberCreate(NULL, kCFNumberSInt64Type, &keySizeInBits);
 390         CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 391         CFDictionaryAddValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 392         CFDictionaryAddValue(kgp, kSecAttrKeySizeInBits, kzib);
 393         CFDictionaryAddValue(kgp, kSecAttrIsPermanent, kCFBooleanTrue);
 394         CFDictionaryAddValue(kgp, kSecPublicKeyAttrs, pubd);
 395         CFDictionaryAddValue(kgp, kSecPrivateKeyAttrs, privd);
 396
 397         OSStatus status;
 398         ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 399               "Generate %ld bit (%ld byte) persistent RSA keypair",
 400               keySizeInBits, keySizeInBytes);
 401         CFRelease(kzib);
 402         CFRelease(kgp);
 403
 404         SKIP: {
 405         skip("keygen failed", 8, status == errSecSuccess);
 406                 ok(pubKey, "pubkey returned");
 407                 ok(privKey, "privKey returned");
 408                 is(SecKeyGetBlockSize(pubKey) * 8, (size_t) keySizeInBits, "public key size is ok");
 409                 is(SecKeyGetBlockSize(privKey) * 8, (size_t) keySizeInBits, "private key size is ok");
 410
 411                 SecKeyRef pubKey2, privKey2;
 412                 CFDictionaryAddValue(pubd, kSecClass, kSecClassKey);
 413                 CFDictionaryAddValue(pubd, kSecReturnRef, kCFBooleanTrue);
 414                 CFDictionaryAddValue(privd, kSecClass, kSecClassKey);
 415                 CFDictionaryAddValue(privd, kSecReturnRef, kCFBooleanTrue);
 416         CFDictionaryAddValue(privd, kSecAttrCanSign, kCFBooleanTrue);
 417                 ok_status(SecItemCopyMatching(pubd, (CFTypeRef *)&pubKey2),
 418                         "retrieve pub key by label");
 419                 ok_status(SecItemCopyMatching(privd, (CFTypeRef *)&privKey2),
 420                         "retrieve priv key by label and kSecAttrCanSign");
 421
 422                 /* Sign something. */
 423                 uint8_t something[50] = {0x80, 0xbe, 0xef, 0xba, 0xd0, };
 424                 uint8_t sig[keySizeInBytes];
 425                 size_t sigLen = keySizeInBytes;
 426                 ok_status(SecKeyRawSign(privKey2, kSecPaddingPKCS1,
 427                         something, sizeof(something), sig, &sigLen), "sign something");
 428                 ok_status(SecKeyRawVerify(pubKey2, kSecPaddingPKCS1,
 429                         something, sizeof(something), sig, sigLen), "verify sig on something");
 430
 431 #if TARGET_OS_IPHONE
 432         /* SecKeyEncrypt does not return errSecParam on OS X in that case */
 433         sigLen = keySizeInBytes;
 434                 is_status(SecKeyEncrypt(pubKey2, kSecPaddingPKCS1SHA1,
 435                         something, sizeof(something), sig, &sigLen), errSecParam,
 436             "encrypt something with invalid padding");
 437 #endif
 438
 439                 /* Cleanup. */
 440                 CFReleaseNull(pubKey2);
 441                 CFReleaseNull(privKey2);
 442
 443         /* delete from keychain - note: do it before releasing publicName and privateName
 444          because pubd and privd have no retain/release callbacks */
 445         ok_status(SecItemDelete(pubd), "delete generated pub key");
 446         ok_status(SecItemDelete(privd), "delete generated priv key");
 447         }
 448
 449         /* Cleanup. */
 450         CFReleaseNull(pubKey);
 451         CFReleaseNull(privKey);
 452
 453     CFReleaseNull(publicName);
 454     CFReleaseNull(privateName);
 455
 456         CFRelease(pubd);
 457         CFRelease(privd);
 458 }
 459
 460
 461 #if !TARGET_OS_IPHONE
 462 // Only exists currently in MacOSX
 463 typedef struct KDFVector_t {
 464     char *password;
 465     char *salt;
 466     int rounds;
 467     int alg;
 468     int dklen;
 469     char *expectedstr;
 470     int expected_failure;
 471 } KDFVector;
 472
 473 static KDFVector kdfv[] = {
 474     // Test Case PBKDF2 - HMACSHA1 http://tools.ietf.org/html/draft-josefsson-pbkdf2-test-vectors-00
 475     { "password", "salt", 1, 1, 160, "0c60c80f961f0e71f3a9b524af6012062fe037a6", 0 },
 476     { "password", "salt", 2, 1, 160, "ea6c014dc72d6f8ccd1ed92ace1d41f0d8de8957", 0 },
 477     { "password", "salt", 4096, 1, 160, "4b007901b765489abead49d926f721d065a429c1", 0 },
 478     { "password", "salt", 1, 0, 160, NULL, -1} // This crashed
 479 };
 480
 481 static size_t kdfvLen = sizeof(kdfv) / sizeof(KDFVector);
 482
 483 static int testSecKDF(CFStringRef password, CFDataRef salt, CFNumberRef rounds, CFStringRef alg, CFNumberRef dklen, CFDataRef expected, int expected_failure) {
 484     CFMutableDictionaryRef parameters = CFDictionaryCreateMutable(kCFAllocatorDefault, 4, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks);
 485     int retval = 0;
 486
 487     CFDictionaryAddValue(parameters, kSecAttrSalt, salt);
 488     CFDictionaryAddValue(parameters, kSecAttrKeySizeInBits, dklen);
 489     CFDictionaryAddValue(parameters, kSecAttrPRF, alg);
 490     CFDictionaryAddValue(parameters, kSecAttrRounds, rounds);
 491
 492     SecKeyRef derivedKey = SecKeyDeriveFromPassword(password, parameters, NULL);
 493     if(derivedKey == NULL && expected_failure) {
 494         ok(1, "Correctly failed to produce a key");
 495         goto errOut;
 496     } else if(derivedKey == NULL) {
 497         ok(0, "Could not generate a key when we should have");
 498         goto errOut;
 499     }
 500     ok(1, "Made a new key");
 501     retval = 1;
 502     // NEEDS Fix -- ok(status = expectedEqualsComputed(expected, derivedKey), "Derived key is as expected");
 503 errOut:
 504     if(parameters) CFRelease(parameters);
 505     if(derivedKey) CFRelease(derivedKey);
 506     return retval;
 507 }
 508
 509 static CFDataRef CFDataCreateFromHexBytes(char *s) {
 510     if(!s) return NULL;
 511     size_t len = strlen(s);
 512     if(len%2) return NULL;
 513     len /= 2;
 514     uint8_t buf[len];
 515     for(size_t i=0; i<len; i++) {
 516         buf[i] = s[i*2] * 16 + s[i*2+1];
 517     }
 518     CFDataRef retval = CFDataCreate(NULL, buf, len);
 519     return retval;
 520 }
 521
 522
 523 static int
 524 PBKDF2Test(KDFVector *kdfvec)
 525 {
 526     CFDataRef expectedBytes = CFDataCreateFromHexBytes(kdfvec->expectedstr);
 527     CFStringRef password = CFStringCreateWithCString(NULL, kdfvec->password, kCFStringEncodingUTF8);
 528     CFDataRef salt = CFDataCreate(NULL, (const UInt8 *)kdfvec->salt, strlen(kdfvec->salt));
 529     CFNumberRef rounds = CFNumberCreate(NULL, kCFNumberIntType, &kdfvec->rounds);
 530     CFNumberRef dklen = CFNumberCreate(NULL, kCFNumberIntType, &kdfvec->dklen);
 531     int status = 1;
 532
 533     ok(testSecKDF(password, salt, rounds, kSecAttrPRFHmacAlgSHA1, dklen, expectedBytes, kdfvec->expected_failure), "Test SecKeyDeriveFromPassword PBKDF2");
 534
 535     CFReleaseNull(expectedBytes);
 536     CFReleaseNull(password);
 537     CFReleaseNull(salt);
 538     CFReleaseNull(rounds);
 539     CFReleaseNull(dklen);
 540
 541     return status;
 542 }
 543
 544
 545 static void testkeyderivation() {
 546     for(size_t testcase = 0; testcase < kdfvLen; testcase++) {
 547         // diag("Test %lu\n", testcase + 1);
 548         ok(PBKDF2Test(&kdfv[testcase]), "Successful full test of KDF Vector");
 549     }
 550 }
 551
 552 #else
 553 static size_t kdfvLen = 0; // no kdf functions in Sec for iphone
 554 #endif /* !TARGET_OS_IPHONE */
 555
 556 static void delete_key(SecKeyRef *key) {
 557     CFMutableDictionaryRef query = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
 558                                                              &kCFTypeDictionaryValueCallBacks);
 559     CFDictionarySetValue(query, kSecValueRef, *key);
 560     SecItemDelete(query);
 561     CFReleaseNull(query);
 562     CFReleaseNull(*key);
 563 }
 564
 565 static const int kTestSupportedCount = 3 + (4 * 12) + 2 + (4 * 10) + 2;
 566 static void testsupportedalgos(size_t keySizeInBits)
 567 {
 568     SecKeyRef pubKey = NULL, privKey = NULL;
 569     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 570     CFNumberRef kzib;
 571
 572     int32_t iKeySizeInBits = (int32_t) keySizeInBits;
 573     kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &iKeySizeInBits);
 574     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 575     CFDictionaryAddValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 576     CFDictionaryAddValue(kgp, kSecAttrKeySizeInBits, kzib);
 577
 578     OSStatus status;
 579     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 580               "Generate %ld bit (%ld byte) persistent RSA keypair",
 581               keySizeInBits, keySizeInBytes);
 582     CFRelease(kzib);
 583     CFRelease(kgp);
 584
 585     is(SecKeyGetBlockSize(pubKey) * 8, (size_t) keySizeInBits, "public key size is ok");
 586     is(SecKeyGetBlockSize(privKey) * 8, (size_t) keySizeInBits, "private key size is ok");
 587
 588     const SecKeyAlgorithm sign[] = {
 589         kSecKeyAlgorithmRSASignatureRaw,
 590         kSecKeyAlgorithmRSASignatureDigestPKCS1v15Raw,
 591         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1,
 592         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA1,
 593         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA224,
 594         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA224,
 595         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA256,
 596         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA256,
 597         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA384,
 598         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA384,
 599         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA512,
 600         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA512,
 601     };
 602
 603     for (size_t i = 0; i < array_size(sign); i++) {
 604         SecKeyAlgorithm algorithm = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@"), sign[i]);
 605         ok(SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeSign, algorithm),
 606            "privKey supports sign algorithm %@", algorithm);
 607         ok(SecKeyIsAlgorithmSupported(pubKey, kSecKeyOperationTypeVerify, algorithm),
 608            "pubKey supports verify algorithm %@", algorithm);
 609         // Since private key supports RSA decryption, our verify adapters happily accepts it.
 610         ok(SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeVerify, algorithm),
 611            "privKey supports verify algorithm %@", algorithm);
 612         ok(!SecKeyIsAlgorithmSupported(pubKey, kSecKeyOperationTypeSign, algorithm),
 613            "pubKey doesn't support sign algorithm %@", algorithm);
 614         CFReleaseNull(algorithm);
 615     }
 616     ok(!SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeSign, kSecKeyAlgorithmECDSASignatureDigestX962),
 617        "RSA privKey does not support ECDSA algorithm");
 618     ok(!SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeVerify, kSecKeyAlgorithmECDSASignatureDigestX962),
 619        "RSA pubKey does not support ECDSA algorithm");
 620
 621     const SecKeyAlgorithm crypt[] = {
 622         kSecKeyAlgorithmRSAEncryptionRaw,
 623         kSecKeyAlgorithmRSAEncryptionPKCS1,
 624         kSecKeyAlgorithmRSAEncryptionOAEPSHA1,
 625         kSecKeyAlgorithmRSAEncryptionOAEPSHA224,
 626         kSecKeyAlgorithmRSAEncryptionOAEPSHA256,
 627         kSecKeyAlgorithmRSAEncryptionOAEPSHA384,
 628         kSecKeyAlgorithmRSAEncryptionOAEPSHA1AESGCM,
 629         kSecKeyAlgorithmRSAEncryptionOAEPSHA224AESGCM,
 630         kSecKeyAlgorithmRSAEncryptionOAEPSHA256AESGCM,
 631         kSecKeyAlgorithmRSAEncryptionOAEPSHA384AESGCM,
 632 //        kSecKeyAlgorithmRSAEncryptionOAEPSHA512,
 633     };
 634     for (size_t i = 0; i < array_size(crypt); i++) {
 635         SecKeyAlgorithm algorithm = CFStringCreateWithFormat(kCFAllocatorDefault, NULL, CFSTR("%@"), crypt[i]);
 636         ok(SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeDecrypt, algorithm),
 637            "privKey supports decrypt algorithm %@", algorithm);
 638         ok(SecKeyIsAlgorithmSupported(pubKey, kSecKeyOperationTypeEncrypt, algorithm),
 639            "pubKey supports encrypt algorithm %@", algorithm);
 640         ok(!SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeEncrypt, algorithm),
 641            "privKey doesn't support encrypt algorithm %@", algorithm);
 642         if (i >= 6 /* >= kSecKeyAlgorithmRSAEncryptionOAEPSHA1AESGCM */) {
 643             ok(!SecKeyIsAlgorithmSupported(pubKey, kSecKeyOperationTypeDecrypt, algorithm),
 644                "pubKey doesn't support algorithm %@", algorithm);
 645         } else {
 646             ok(SecKeyIsAlgorithmSupported(pubKey, kSecKeyOperationTypeDecrypt, algorithm),
 647                "pubKey supports decrypt algorithm %@", algorithm);
 648         }
 649         CFReleaseNull(algorithm);
 650     }
 651     ok(!SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeDecrypt, kSecKeyAlgorithmRSAEncryptionOAEPSHA512),
 652        "privKey doesn't support decrypt algorithm %@", kSecKeyAlgorithmRSAEncryptionOAEPSHA512);
 653     ok(!SecKeyIsAlgorithmSupported(privKey, kSecKeyOperationTypeDecrypt, kSecKeyAlgorithmRSAEncryptionOAEPSHA512AESGCM),
 654        "privKey doesn't support decrypt algorithm %@", kSecKeyAlgorithmRSAEncryptionOAEPSHA512AESGCM);
 655
 656     /* Cleanup. */
 657     delete_key(&pubKey);
 658     delete_key(&privKey);
 659 }
 660
 661 #if 0
 662 #define kTestSupportedCount 15
 663 static void testsupportedalgos(size_t keySizeInBits)
 664 {
 665     SecKeyRef pubKey = NULL, privKey = NULL;
 666     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 667     CFNumberRef kzib;
 668
 669     int32_t iKeySizeInBits = (int32_t) keySizeInBits;
 670     kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &iKeySizeInBits);
 671     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
 672     CFDictionaryAddValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 673     CFDictionaryAddValue(kgp, kSecAttrKeySizeInBits, kzib);
 674     CFDictionaryAddValue(kgp, kSecAttrLabel, CFSTR("sectests:testsupportedalgos"));
 675
 676     OSStatus status;
 677     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 678               "Generate %ld bit (%ld byte) persistent RSA keypair",
 679               keySizeInBits, keySizeInBytes);
 680     CFRelease(kzib);
 681     CFRelease(kgp);
 682
 683     is(SecKeyGetBlockSize(pubKey) * 8, (size_t) keySizeInBits, "public key size is ok");
 684     is(SecKeyGetBlockSize(privKey) * 8, (size_t) keySizeInBits, "private key size is ok");
 685
 686     CFSetRef keySet, expectedSet;
 687
 688     CFIndex value = kSecKeyAlgorithmECDSASignatureDigestX962;
 689     CFNumberRef ECDSAX962 = CFNumberCreate(NULL, kCFNumberCFIndexType, &value);
 690     value = kSecKeyAlgorithmRSAEncryptionRaw;
 691     CFNumberRef RSARaw = CFNumberCreate(NULL, kCFNumberCFIndexType, &value);
 692
 693     { // privkey
 694         keySet = SecKeyCopySupportedAlgorithms(privKey, kSecKeyOperationTypeSign);
 695         const SecKeyAlgorithm sign[] = {
 696             kSecKeyAlgorithmRSASignatureRaw,
 697             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1,
 698             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA1,
 699             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA224,
 700             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA224,
 701             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA256,
 702             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA256,
 703             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA384,
 704             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA384,
 705             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA512,
 706             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA512,
 707         };
 708         expectedSet = createAlgorithmSet(sign, array_size(sign));
 709         ok(CFSetIsSubset(expectedSet, keySet), "privkey contains expecting algos for signing");
 710         ok(!CFSetContainsValue(keySet, ECDSAX962));
 711         CFReleaseNull(keySet);
 712         CFReleaseNull(expectedSet);
 713
 714         keySet = SecKeyCopySupportedAlgorithms(privKey, kSecKeyOperationTypeVerify);
 715         expectedSet = createAlgorithmSet(sign, array_size(sign));
 716         ok(CFSetIsSubset(expectedSet, keySet), "privkey contains expecting algos for verification");
 717         ok(!CFSetContainsValue(keySet, ECDSAX962));
 718         CFReleaseNull(keySet);
 719         CFReleaseNull(expectedSet);
 720
 721         keySet = SecKeyCopySupportedAlgorithms(privKey, kSecKeyOperationTypeDecrypt);
 722         const SecKeyAlgorithm decrypt[] = {
 723             kSecKeyAlgorithmRSAEncryptionRaw,
 724             kSecKeyAlgorithmRSAEncryptionPKCS1,
 725             kSecKeyAlgorithmRSAEncryptionOAEPSHA1,
 726             kSecKeyAlgorithmRSAEncryptionOAEPSHA224,
 727             kSecKeyAlgorithmRSAEncryptionOAEPSHA256,
 728             kSecKeyAlgorithmRSAEncryptionOAEPSHA384,
 729             kSecKeyAlgorithmRSAEncryptionOAEPSHA512,
 730         };
 731         expectedSet = createAlgorithmSet(decrypt, array_size(decrypt));
 732         ok(CFSetIsSubset(expectedSet, keySet), "privkey contains expecting algos for decryption");
 733         CFReleaseNull(keySet);
 734         CFReleaseNull(expectedSet);
 735
 736         keySet = SecKeyCopySupportedAlgorithms(privKey, kSecKeyOperationTypeEncrypt);
 737         expectedSet = CFSetCreate(NULL, NULL, 0, &kCFTypeSetCallBacks);
 738         is(CFSetGetCount(keySet), 0, "privkey contains no algos for encryption");
 739         CFReleaseNull(keySet);
 740         CFReleaseNull(expectedSet);
 741     }
 742
 743     { // pubkey
 744         keySet = SecKeyCopySupportedAlgorithms(pubKey, kSecKeyOperationTypeVerify);
 745         const SecKeyAlgorithm verify[] = {
 746             kSecKeyAlgorithmRSASignatureRaw,
 747             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1,
 748             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA224,
 749             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA256,
 750             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA384,
 751             kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA512,
 752             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA1,
 753             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA224,
 754             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA256,
 755             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA384,
 756             kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA512,
 757         };
 758         expectedSet = createAlgorithmSet(verify, array_size(verify));
 759         ok(CFSetIsSubset(expectedSet, keySet), "pubkey contains expecting algos for verification");
 760         ok(!CFSetContainsValue(keySet, ECDSAX962),
 761            "pubkey does not contain ECDSA algorithms for verification");
 762         ok(!CFSetContainsValue(keySet, RSARaw),
 763            "pubkey does not contain encryption-specific algorithm for verification");
 764         CFReleaseNull(keySet);
 765         CFReleaseNull(expectedSet);
 766
 767         keySet = SecKeyCopySupportedAlgorithms(pubKey, kSecKeyOperationTypeSign);
 768         expectedSet = CFSetCreate(NULL, NULL, 0, &kCFTypeSetCallBacks);
 769         is(CFSetGetCount(keySet), 0, "pubkey contains no algos for signing");
 770         CFReleaseNull(keySet);
 771         CFReleaseNull(expectedSet);
 772
 773         const SecKeyAlgorithm crypt[] = {
 774             kSecKeyAlgorithmRSAEncryptionRaw,
 775             kSecKeyAlgorithmRSAEncryptionPKCS1,
 776             kSecKeyAlgorithmRSAEncryptionOAEPSHA1,
 777             kSecKeyAlgorithmRSAEncryptionOAEPSHA224,
 778             kSecKeyAlgorithmRSAEncryptionOAEPSHA256,
 779             kSecKeyAlgorithmRSAEncryptionOAEPSHA384,
 780             kSecKeyAlgorithmRSAEncryptionOAEPSHA512,
 781         };
 782         expectedSet = createAlgorithmSet(crypt, array_size(crypt));
 783         keySet = SecKeyCopySupportedAlgorithms(pubKey, kSecKeyOperationTypeDecrypt);
 784 #if TARGET_OS_IPHONE
 785         ok(CFSetIsSubset(expectedSet, keySet), "pubkey contains expecting algos for decryption");
 786 #else
 787         ok(CFSetGetCount(keySet) == 0, "pubkey cannot decrypt");
 788 #endif
 789         CFReleaseNull(keySet);
 790         CFReleaseNull(expectedSet);
 791
 792         keySet = SecKeyCopySupportedAlgorithms(pubKey, kSecKeyOperationTypeEncrypt);
 793         expectedSet = createAlgorithmSet(crypt, array_size(crypt));
 794         ok(CFSetIsSubset(expectedSet, keySet), "pubkey contains expecting algos for encryption");
 795         CFReleaseNull(keySet);
 796         CFReleaseNull(expectedSet);
 797     }
 798
 799     /* Cleanup. */
 800     CFReleaseNull(RSARaw);
 801     CFReleaseNull(ECDSAX962);
 802     delete_key(&pubKey);
 803     delete_key(&privKey);
 804 }
 805 #endif
 806
 807 #if !TARGET_OS_IPHONE
 808 static inline bool CFEqualSafe(CFTypeRef left, CFTypeRef right)
 809 {
 810     if (left == NULL || right == NULL)
 811         return left == right;
 812     else
 813         return CFEqual(left, right);
 814 }
 815 #endif
 816
 817 #define kCreateWithDataTestCount 13
 818 static void testcreatewithdata(unsigned long keySizeInBits)
 819 {
 820     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 821     int32_t keysz32 = (int32_t)keySizeInBits;
 822
 823     CFNumberRef kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
 824     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
 825                                                            &kCFTypeDictionaryValueCallBacks);
 826     CFDictionarySetValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 827     CFDictionarySetValue(kgp, kSecAttrKeySizeInBits, kzib);
 828     CFDictionarySetValue(kgp, kSecAttrIsPermanent, kCFBooleanFalse);
 829     CFDictionarySetValue(kgp, kSecAttrLabel, CFSTR("sectests:createwithdata"));
 830
 831     SecKeyRef pubKey = NULL, privKey = NULL;
 832     OSStatus status;
 833     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 834               "Generate %ld bit (%ld byte) RSA keypair (status = %d)",
 835               keySizeInBits, keySizeInBytes, (int)status);
 836     CFReleaseNull(kgp);
 837
 838     CFMutableDictionaryRef kcwd = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
 839                                                             &kCFTypeDictionaryValueCallBacks);;
 840     CFDictionarySetValue(kcwd, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 841     CFDictionarySetValue(kcwd, kSecAttrKeySizeInBits, kzib);
 842     CFDictionarySetValue(kcwd, kSecAttrIsPermanent, kCFBooleanFalse);
 843     CFReleaseNull(kzib);
 844
 845     CFErrorRef error = NULL;
 846     CFDataRef privExternalData = NULL, pubExternalData = NULL;
 847     SecKeyRef dataKey = NULL;
 848
 849     { // privKey
 850         privExternalData = SecKeyCopyExternalRepresentation(privKey, &error);
 851         ok(privExternalData && CFGetTypeID(privExternalData) == CFDataGetTypeID(),
 852            "priv key SecKeyCopyExternalRepresentation failed");
 853         CFReleaseNull(error);
 854
 855     SKIP: {
 856         skip("invalid priv key external data", 4, privExternalData);
 857
 858         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPrivate);
 859         dataKey = SecKeyCreateWithData(privExternalData, kcwd, &error);
 860         ok(dataKey, "priv key SecKeyCreateWithData failed");
 861         CFReleaseNull(error);
 862
 863         CFDataRef external = SecKeyCopyExternalRepresentation(dataKey, NULL);
 864         eq_cf(privExternalData, external, "priv keys differ");
 865         CFReleaseNull(external);
 866         CFReleaseNull(dataKey);
 867
 868         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPublic);
 869         dataKey = SecKeyCreateWithData(privExternalData, kcwd, &error);
 870         ok(!dataKey, "priv key SecKeyCreateWithData succeeded with invalid kSecAttrKeyClass");
 871         CFReleaseNull(error);
 872         CFReleaseNull(dataKey);
 873
 874         CFMutableDataRef modifiedExternalData = CFDataCreateMutableCopy(kCFAllocatorDefault, 0, privExternalData);
 875         *CFDataGetMutableBytePtr(modifiedExternalData) ^= 0xff;
 876
 877         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPrivate);
 878         dataKey = SecKeyCreateWithData(modifiedExternalData, kcwd, &error);
 879         ok(!dataKey, "priv key SecKeyCreateWithData succeeded with invalid external data");
 880         CFReleaseNull(error);
 881         CFReleaseNull(dataKey);
 882
 883         CFReleaseNull(modifiedExternalData);
 884     }
 885     }
 886
 887     { // pubKey
 888         pubExternalData = SecKeyCopyExternalRepresentation(pubKey, &error);
 889         ok(pubExternalData && CFGetTypeID(pubExternalData) == CFDataGetTypeID(),
 890            "pub key SecKeyCopyExternalRepresentation failed");
 891         CFReleaseNull(error);
 892
 893     SKIP: {
 894         skip("invalid pub key external data", 4, pubExternalData);
 895
 896         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPublic);
 897         dataKey = SecKeyCreateWithData(pubExternalData, kcwd, &error);
 898         ok(dataKey, "pub key SecKeyCreateWithData failed");
 899         CFReleaseNull(error);
 900
 901         CFDataRef external = SecKeyCopyExternalRepresentation(dataKey, NULL);
 902         eq_cf(pubExternalData, external, "pub keys differ");
 903         CFReleaseNull(external);
 904         CFReleaseNull(dataKey);
 905
 906         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPrivate);
 907         dataKey = SecKeyCreateWithData(pubExternalData, kcwd, &error);
 908         ok(!dataKey, "pub key SecKeyCreateWithData succeeded with invalid kSecAttrKeyClass");
 909         CFReleaseNull(error);
 910         CFReleaseNull(dataKey);
 911
 912         CFMutableDataRef modifiedExternalData = CFDataCreateMutableCopy(kCFAllocatorDefault, 0, pubExternalData);
 913         *CFDataGetMutableBytePtr(modifiedExternalData) ^= 0xff;
 914
 915         CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPublic);
 916         dataKey = SecKeyCreateWithData(modifiedExternalData, kcwd, &error);
 917         ok(!dataKey, "pub key SecKeyCreateWithData succeeded with invalid external data");
 918         CFReleaseNull(error);
 919         CFReleaseNull(dataKey);
 920
 921         CFReleaseNull(modifiedExternalData);
 922     }
 923     }
 924
 925 SKIP: {
 926     skip("invalid pub key external data", 1, pubExternalData);
 927
 928     CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPrivate);
 929     dataKey = SecKeyCreateWithData(pubExternalData, kcwd, &error);
 930     ok(!dataKey, "priv key SecKeyCreateWithData succeeded with public external data");
 931     CFReleaseNull(error);
 932     CFReleaseNull(dataKey);
 933
 934     CFReleaseNull(pubExternalData);
 935 }
 936
 937 SKIP: {
 938     skip("invalid priv key external data", 1, privExternalData);
 939
 940     CFDictionarySetValue(kcwd, kSecAttrKeyClass, kSecAttrKeyClassPublic);
 941     dataKey = SecKeyCreateWithData(privExternalData, kcwd, &error);
 942     ok(!dataKey, "pub key SecKeyCreateWithData succeeded with private external data");
 943     CFReleaseNull(error);
 944     CFReleaseNull(dataKey);
 945
 946     CFReleaseNull(privExternalData);
 947 }
 948
 949     CFReleaseNull(kcwd);
 950     delete_key(&pubKey);
 951     delete_key(&privKey);
 952 }
 953
 954 #define kCopyAttributesTestCount 20
 955 static void testcopyattributes(unsigned long keySizeInBits, bool extractable)
 956 {
 957     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
 958     int32_t keysz32 = (int32_t)keySizeInBits;
 959
 960     CFNumberRef kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
 961     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
 962                                                            &kCFTypeDictionaryValueCallBacks);
 963     CFDictionarySetValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
 964     CFDictionarySetValue(kgp, kSecAttrKeySizeInBits, kzib);
 965     CFDictionarySetValue(kgp, kSecAttrIsExtractable, extractable ? kCFBooleanTrue : kCFBooleanFalse);
 966     CFDictionarySetValue(kgp, kSecAttrLabel, CFSTR("sectests:copyattributes"));
 967     SecKeyRef pubKey = NULL, privKey = NULL;
 968     OSStatus status;
 969     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
 970               "Generate %ld bit (%ld byte) RSA keypair (status = %d)",
 971               keySizeInBits, keySizeInBytes, (int)status);
 972     CFReleaseNull(kgp);
 973
 974     CFDictionaryRef attributes;
 975     CFTypeRef attrValue = NULL, privAppLabel = NULL, pubAppLabel = NULL;
 976
 977     { // privKey
 978         attributes = SecKeyCopyAttributes(privKey);
 979         ok(attributes && CFGetTypeID(attributes) == CFDictionaryGetTypeID(),
 980            "priv key SecKeyCopyAttributes failed");
 981
 982     SKIP: {
 983         skip("invalid attributes", 8, attributes);
 984
 985         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanEncrypt);
 986         eq_cf(attrValue, kCFBooleanFalse, "invalid priv key kSecAttrCanEncrypt");
 987
 988         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanDecrypt);
 989         eq_cf(attrValue, kCFBooleanTrue, "invalid priv key kSecAttrCanDecrypt");
 990
 991         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanDerive);
 992         eq_cf(attrValue, kCFBooleanTrue, "invalid priv key kSecAttrCanDerive");
 993
 994         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanSign);
 995         eq_cf(attrValue, kCFBooleanTrue, "invalid priv key kSecAttrCanSign");
 996
 997         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanVerify);
 998         eq_cf(attrValue, kCFBooleanFalse, "invalid priv key kSecAttrCanVerify");
 999
1000         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeyClass);
1001         eq_cf(attrValue, kSecAttrKeyClassPrivate, "priv key invalid kSecAttrKeyClass");
1002
1003         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeyType);
1004         eq_cf(attrValue, kSecAttrKeyTypeRSA, "invalid priv key kSecAttrKeyType");
1005
1006         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeySizeInBits);
1007         eq_cf(attrValue, kzib, "invalid priv key kSecAttrKeySizeInBits");
1008
1009         privAppLabel = CFDictionaryGetValue(attributes, kSecAttrApplicationLabel);
1010         CFRetainSafe(privAppLabel);
1011
1012         CFReleaseNull(attributes);
1013     }
1014     }
1015
1016     { // pubKey
1017         attributes = SecKeyCopyAttributes(pubKey);
1018         ok(attributes && CFGetTypeID(attributes) == CFDictionaryGetTypeID(),
1019            "pub key SecKeyCopyAttributes failed");
1020
1021     SKIP: {
1022         skip("invalid attributes", 8, attributes);
1023
1024         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanEncrypt);
1025         eq_cf(attrValue, kCFBooleanTrue, "pub key invalid kSecAttrCanEncrypt");
1026
1027         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanDecrypt);
1028         eq_cf(attrValue, kCFBooleanFalse, "pub key invalid kSecAttrCanDecrypt");
1029
1030         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanDerive);
1031         eq_cf(attrValue, kCFBooleanTrue, "pub key invalid kSecAttrCanDerive");
1032
1033         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanSign);
1034         eq_cf(attrValue, kCFBooleanFalse, "pub key invalid kSecAttrCanSign");
1035
1036         attrValue = CFDictionaryGetValue(attributes, kSecAttrCanVerify);
1037         eq_cf(attrValue, kCFBooleanTrue, "pub key invalid kSecAttrCanVerify");
1038
1039         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeyClass);
1040         eq_cf(attrValue, kSecAttrKeyClassPublic, "pub key invalid kSecAttrKeyClass");
1041
1042         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeyType);
1043         eq_cf(attrValue, kSecAttrKeyTypeRSA, "pub key invalid kSecAttrKeyType");
1044
1045         attrValue = CFDictionaryGetValue(attributes, kSecAttrKeySizeInBits);
1046         eq_cf(attrValue, kzib, "pub key invalid kSecAttrKeySizeInBits");
1047
1048         pubAppLabel = CFDictionaryGetValue(attributes, kSecAttrApplicationLabel);
1049         CFRetainSafe(pubAppLabel);
1050
1051         CFReleaseNull(attributes);
1052     }
1053     }
1054
1055     eq_cf(privAppLabel, pubAppLabel, "priv key and pub key kSecAttrApplicationLabel differ");
1056
1057     CFReleaseNull(privAppLabel);
1058     CFReleaseNull(pubAppLabel);
1059     CFReleaseNull(kzib);
1060     delete_key(&pubKey);
1061     delete_key(&privKey);
1062 }
1063
1064 #define kCopyPublicKeyTestCount 5
1065 static void testcopypublickey(unsigned long keySizeInBits, bool extractable, bool permanent) {
1066     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
1067     int32_t keysz32 = (int32_t)keySizeInBits;
1068
1069     CFNumberRef kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
1070     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
1071                                                            &kCFTypeDictionaryValueCallBacks);
1072     CFDictionarySetValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
1073     CFDictionarySetValue(kgp, kSecAttrKeySizeInBits, kzib);
1074     CFDictionarySetValue(kgp, kSecAttrIsPermanent, permanent ? kCFBooleanTrue : kCFBooleanFalse);
1075     CFDictionarySetValue(kgp, kSecAttrIsExtractable, extractable ? kCFBooleanTrue : kCFBooleanFalse);
1076     CFDictionarySetValue(kgp, kSecAttrLabel, CFSTR("sectests:copypublickey"));
1077     SecKeyRef pubKey = NULL, privKey = NULL;
1078     OSStatus status;
1079     if (permanent) {
1080         ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
1081                   "Generate %ld bit (%ld byte) RSA keypair (status = %d)",
1082                   keySizeInBits, keySizeInBytes, (int)status);
1083     } else {
1084         NSError *error = nil;
1085         privKey = SecKeyCreateRandomKey(kgp, (void *)&error);
1086         pubKey = SecKeyCopyPublicKey(privKey);
1087         ok(privKey != NULL && pubKey != NULL, "Generate %ld bit (%ld byte) RSA keypair (error %@)",
1088            keySizeInBits, keySizeInBytes, error);
1089     }
1090     CFReleaseNull(kgp);
1091     CFReleaseNull(kzib);
1092
1093     CFDataRef pubKeyData = SecKeyCopyExternalRepresentation(pubKey, NULL);
1094
1095     SecKeyRef pubKeyCopy = NULL;
1096
1097     { // privKey
1098         pubKeyCopy = SecKeyCopyPublicKey(privKey);
1099         ok(pubKeyCopy, "priv key SecKeyCopyPublicKey failed");
1100         CFDataRef pubKeyCopyData = SecKeyCopyExternalRepresentation(pubKeyCopy, NULL);
1101         eq_cf(pubKeyCopyData, pubKeyData, "pub key from priv key SecKeyCopyPublicKey and pub key differ");
1102         CFReleaseNull(pubKeyCopy);
1103         CFReleaseNull(pubKeyCopyData);
1104     }
1105
1106     { // pubKey
1107         pubKeyCopy = SecKeyCopyPublicKey(pubKey);
1108         ok(pubKeyCopy, "pub key SecKeyCopyPublicKey failed");
1109         CFDataRef pubKeyCopyData = SecKeyCopyExternalRepresentation(pubKeyCopy, NULL);
1110         eq_cf(pubKeyCopyData, pubKeyData, "pub key from pub key SecKeyCopyPublicKey and pub key differ");
1111         CFReleaseNull(pubKeyCopy);
1112         CFReleaseNull(pubKeyCopyData);
1113     }
1114
1115     CFReleaseNull(pubKeyData);
1116     if (permanent) {
1117         delete_key(&pubKey);
1118         delete_key(&privKey);
1119     } else {
1120         CFReleaseSafe(pubKey);
1121         CFReleaseSafe(privKey);
1122     }
1123 }
1124
1125 static const char *kCertWithPubK = "\
1126 MIIELjCCAxagAwIBAgIJALJlcYRBqZlZMA0GCSqGSIb3DQEBBQUAMIGUMQswCQYDVQQGEwJVUzELMAkG\
1127 A1UECBMCQ0ExEjAQBgNVBAcTCUN1cGVydGlubzETMBEGA1UEChMKQXBwbGUgSW5jLjEPMA0GA1UECxMG\
1128 Q29yZU9TMRwwGgYDVQQDExNBcHBsZSBUZXN0IENBMSBDZXJ0MSAwHgYJKoZIhvcNAQkBFhF2a3V6ZWxh\
1129 QGFwcGxlLmNvbTAeFw0xNTA0MjkwODMyMDBaFw0yNTA0MjYwODMyMDBaMIGPMQswCQYDVQQGEwJVUzEL\
1130 MAkGA1UECBMCQ0ExEjAQBgNVBAcTCUN1cGVydGlubzETMBEGA1UEChMKQXBwbGUgSW5jLjEQMA4GA1UE\
1131 CxMHQ29yZSBPUzEWMBQGA1UEAxMNRmlsaXAgU3Rva2xhczEgMB4GCSqGSIb3DQEJARYRc3Rva2xhc0Bh\
1132 cHBsZS5jb20wggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDZcPMvjpu7i/2SkNDCrSC4Wa8m\
1133 j3r6Lgn0crL4AgU+g3apptyy1eFf4RpNRJTGJ9ZMApbRZ0b7wX87Dq6UlCJUI9RJPOy+/TW0FM6mUVaF\
1134 VSY+P+KMdRYGIOMLVI+LR6lRTf8MWbxZ238cqAIVnLHaE9HrXjyIrgX2IufJjt69WhwsJZuan7jmeXJS\
1135 0AnESB31wS5NOn0tFDtzNAAQmoP8N8q6ZNC85tPVWBM61YLNjwSYl74y14QfX401P2pQRvwxTortRImk\
1136 xjN4DBprG23e59UW2IBxYsqUA61jhA0yVy8gxYpCGa4bEBslhrnkAoSv+Zlyk7u2GyO13AC1dfRxAgMB\
1137 AAGjgYUwgYIwPwYDVR0RBDgwNqAhBgorBgEEAYI3FAIDoBMMEXN0b2tsYXNAYXBwbGUuY29tgRFzdG9r\
1138 bGFzQGFwcGxlLmNvbTA/BgNVHREEODA2oCEGCisGAQQBgjcUAgOgEwwRc3Rva2xhc0BhcHBsZS5jb22B\
1139 EXN0b2tsYXNAYXBwbGUuY29tMA0GCSqGSIb3DQEBBQUAA4IBAQB87bZdl4XEDFA7UdPouhR3dKRl6evS\
1140 MfC9/0jVcdB+P1mNJ/vIZdOZMY0asieOXhsI91nEcHUjbBCnu18mu2jR6SGiJsS/zr6enkpQMcztulMU\
1141 kcjuSjT1hEzRv0LvEgWPOK+VpVqk6N0ZhybBQYVH2ECf7OU48CkFQFg9eLv6VaSK9+FqcBWpq8fXyOa7\
1142 bL58bO5A3URHcmMWibv9/j+lpVeQBxt1UUwqBZT7DSLPw3QCj/zXfAGEu3izvEYaWwsQDhItwQJ6g6pp\
1143 DLO741C7K8eKgvGs8ptna4RSosQda9bdnhZwT+g0UcorsVTUo+sR9+LW7INJ1zovRCL7NXit";
1144
1145 static const char *kPubK = "\
1146 MIIBCgKCAQEA2XDzL46bu4v9kpDQwq0guFmvJo96+i4J9HKy+AIFPoN2qabcstXhX+EaTUSUxifWTAKW\
1147 0WdG+8F/Ow6ulJQiVCPUSTzsvv01tBTOplFWhVUmPj/ijHUWBiDjC1SPi0epUU3/DFm8Wdt/HKgCFZyx\
1148 2hPR6148iK4F9iLnyY7evVocLCWbmp+45nlyUtAJxEgd9cEuTTp9LRQ7czQAEJqD/DfKumTQvObT1VgT\
1149 OtWCzY8EmJe+MteEH1+NNT9qUEb8MU6K7USJpMYzeAwaaxtt3ufVFtiAcWLKlAOtY4QNMlcvIMWKQhmu\
1150 GxAbJYa55AKEr/mZcpO7thsjtdwAtXX0cQIDAQAB";
1151
1152 static const int kTestCountCopyPubKFromCert = 2;
1153 static void testcopypubkfromcert() {
1154     NSData *certData = [[NSData alloc] initWithBase64EncodedString:[NSString stringWithUTF8String:kCertWithPubK]
1155                                                            options:NSDataBase64DecodingIgnoreUnknownCharacters];
1156     NSData *pubKData = [[NSData alloc] initWithBase64EncodedString:[NSString stringWithUTF8String:kPubK]
1157                                                            options:NSDataBase64DecodingIgnoreUnknownCharacters];
1158     SecCertificateRef cert = SecCertificateCreateWithData(kCFAllocatorDefault, (CFDataRef)certData);
1159     SecKeyRef pubKey = NULL;
1160     ok_status(SecCertificateCopyPublicKey(cert, &pubKey), "export public key from certificate");
1161     NSData *pubKeyData = (__bridge_transfer NSData *)SecKeyCopyExternalRepresentation(pubKey, NULL);
1162     eq_cf( (__bridge CFTypeRef) pubKeyData, (__bridge CFTypeRef) pubKData, "public key exports itself into expected data");
1163     CFReleaseNull(pubKey);
1164     CFReleaseNull(cert);
1165 }
1166
1167 static inline CFDataRef CFDataCreateWithHash(CFAllocatorRef allocator, const struct ccdigest_info *di, const uint8_t *buffer, const uint8_t length) {
1168     CFMutableDataRef result = CFDataCreateMutable(allocator, di->output_size);
1169     CFDataSetLength(result, di->output_size);
1170
1171     ccdigest(di, length, buffer, CFDataGetMutableBytePtr(result));
1172
1173     return result;
1174 }
1175
1176 #define kSignAndVerifyTestCount 130
1177 static void testsignverify(unsigned long keySizeInBits)
1178 {
1179     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
1180     int32_t keysz32 = (int32_t)keySizeInBits;
1181
1182     CFNumberRef kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
1183     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
1184                                                            &kCFTypeDictionaryValueCallBacks);
1185     CFDictionarySetValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
1186     CFDictionarySetValue(kgp, kSecAttrKeySizeInBits, kzib);
1187     CFDictionarySetValue(kgp, kSecAttrIsPermanent, kCFBooleanFalse);
1188     CFDictionarySetValue(kgp, kSecAttrLabel, CFSTR("sectests:signverify"));
1189     SecKeyRef pubKey = NULL, privKey = NULL, pubKeyIOS = NULL, privKeyIOS = NULL;
1190     OSStatus status;
1191     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
1192               "Generate %ld bit (%ld byte) RSA keypair (status = %d)",
1193               keySizeInBits, keySizeInBytes, (int)status);
1194     CFReleaseNull(kgp);
1195     CFReleaseNull(kzib);
1196
1197     CFDataRef privKeyData = SecKeyCopyExternalRepresentation(privKey, NULL);
1198     CFDictionaryRef privKeyAttrs = SecKeyCopyAttributes(privKey);
1199     privKeyIOS = SecKeyCreateWithData(privKeyData, privKeyAttrs, NULL);
1200     CFReleaseNull(privKeyData);
1201     CFReleaseNull(privKeyAttrs);
1202     ok(privKeyIOS, "create IOS version of the private key");
1203
1204     CFDataRef pubKeyData = SecKeyCopyExternalRepresentation(pubKey, NULL);
1205     CFDictionaryRef pubKeyAttrs = SecKeyCopyAttributes(pubKey);
1206     pubKeyIOS = SecKeyCreateWithData(pubKeyData, pubKeyAttrs, NULL);
1207     CFReleaseNull(pubKeyData);
1208     CFReleaseNull(pubKeyAttrs);
1209     ok(pubKeyIOS, "create IOS version of the public key");
1210
1211     SecKeyAlgorithm algorithms[] = {
1212         kSecKeyAlgorithmRSASignatureRaw,
1213         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1,
1214         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA224,
1215         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA256,
1216         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA384,
1217         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA512,
1218         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA1,
1219         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA224,
1220         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA256,
1221         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA384,
1222         kSecKeyAlgorithmRSASignatureMessagePKCS1v15SHA512,
1223     };
1224
1225     CFDataRef testData = CFStringCreateExternalRepresentation(kCFAllocatorDefault, CFSTR("test"), kCFStringEncodingUTF8, 0);
1226     ok(testData, "creating test data failed");
1227
1228 SKIP: {
1229     skip("invalid test data", 71, testData);
1230
1231     CFErrorRef error = NULL;
1232
1233     for (uint32_t ix = 0; ix < array_size(algorithms); ++ix) {
1234         SecKeyAlgorithm algorithm = algorithms[ix];
1235         SecKeyAlgorithm incompatibleAlgorithm = (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureRaw)) ?
1236         kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1 : kSecKeyAlgorithmRSASignatureRaw;
1237
1238         CFDataRef dataToSign = NULL;
1239         if (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA1)) {
1240             dataToSign = CFDataCreateWithHash(kCFAllocatorDefault, ccsha1_di(),
1241                                               CFDataGetBytePtr(testData), CFDataGetLength(testData));
1242             ok(dataToSign, "creating digest failed for algorithm %@", algorithm);
1243         }
1244         else if (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA224)) {
1245             dataToSign = CFDataCreateWithHash(kCFAllocatorDefault, ccsha224_di(),
1246                                               CFDataGetBytePtr(testData), CFDataGetLength(testData));
1247             ok(dataToSign, "creating digest failed for algorithm %@", algorithm);
1248         }
1249         else if (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA256)) {
1250             dataToSign = CFDataCreateWithHash(kCFAllocatorDefault, ccsha256_di(),
1251                                               CFDataGetBytePtr(testData), CFDataGetLength(testData));
1252             ok(dataToSign, "creating digest failed for algorithm %@", algorithm);
1253         }
1254         else if (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA384)) {
1255             dataToSign = CFDataCreateWithHash(kCFAllocatorDefault, ccsha384_di(),
1256                                               CFDataGetBytePtr(testData), CFDataGetLength(testData));
1257             ok(dataToSign, "creating digest failed for algorithm %@", algorithm);
1258         }
1259         else if (CFEqual(algorithm, kSecKeyAlgorithmRSASignatureDigestPKCS1v15SHA512)) {
1260             dataToSign = CFDataCreateWithHash(kCFAllocatorDefault, ccsha512_di(),
1261                                               CFDataGetBytePtr(testData), CFDataGetLength(testData));
1262             ok(dataToSign, "creating digest failed for algorithm %@", algorithm);
1263         }
1264         else {
1265             CFRetainAssign(dataToSign, testData);
1266         }
1267         CFReleaseNull(error);
1268
1269     SKIP: {
1270         skip("invalid data to sign", 7, dataToSign);
1271
1272         CFDataRef signature = SecKeyCreateSignature(pubKey, algorithm, dataToSign, &error);
1273         ok(!signature, "SecKeyCopySignature succeeded with pub key for algorithm %@", algorithm);
1274         CFReleaseNull(error);
1275         CFReleaseNull(signature);
1276
1277         signature = SecKeyCreateSignature(privKey, algorithm, dataToSign, &error);
1278         ok(signature, "SecKeyCopySignature failed for algorithm %@", algorithm);
1279         CFReleaseNull(error);
1280
1281         CFDataRef iosSignature = SecKeyCreateSignature(privKeyIOS, algorithm, dataToSign, &error);
1282         ok(iosSignature, "SecKeyCopySignature(ios) failed for algorithm %@", algorithm);
1283         CFReleaseNull(error);
1284
1285     SKIP: {
1286         skip("invalid signature", 4, signature);
1287
1288         ok(!SecKeyVerifySignature(privKey, algorithm, dataToSign, signature, &error),
1289            "SecKeyVerifySignature succeeded with priv key for algorithm %@", algorithm);
1290         CFReleaseNull(error);
1291
1292         ok(!SecKeyVerifySignature(pubKey, incompatibleAlgorithm, dataToSign, signature, &error),
1293            "SecKeyVerifySignature succeeded with wrong algorithm for algorithm %@", algorithm);
1294         CFReleaseNull(error);
1295
1296         ok(SecKeyVerifySignature(pubKey, algorithm, dataToSign, signature, &error),
1297            "SecKeyVerifySignature(osx) failed osx-signature for algorithm %@", algorithm);
1298         CFReleaseNull(error);
1299
1300         ok(SecKeyVerifySignature(pubKeyIOS, algorithm, dataToSign, signature, &error),
1301            "SecKeyVerifySignature(ios) failed for osx-signature for algorithm %@", algorithm);
1302
1303         ok(SecKeyVerifySignature(pubKey, algorithm, dataToSign, iosSignature, &error),
1304            "SecKeyVerifySignature(osx) failed for ios-signature for algorithm %@", algorithm);
1305         CFReleaseNull(error);
1306
1307         ok(SecKeyVerifySignature(pubKeyIOS, algorithm, dataToSign, iosSignature, &error),
1308            "SecKeyVerifySignature(ios) failed for ios-signature for algorithm %@", algorithm);
1309
1310         CFMutableDataRef modifiedSignature = CFDataCreateMutableCopy(kCFAllocatorDefault, 0, signature);
1311         *CFDataGetMutableBytePtr(modifiedSignature) ^= 0xff;
1312
1313         ok(!SecKeyVerifySignature(pubKey, algorithm, dataToSign, modifiedSignature, &error),
1314            "SecKeyVerifySignature succeeded with bad signature for algorithm %@", algorithm);
1315         CFReleaseNull(error);
1316
1317         CFMutableDataRef modifiedDataToSign = CFDataCreateMutableCopy(kCFAllocatorDefault, 0, dataToSign);
1318         *CFDataGetMutableBytePtr(modifiedDataToSign) ^= 0xff;
1319
1320         ok(!SecKeyVerifySignature(pubKey, algorithm, modifiedDataToSign, signature, &error),
1321            "SecKeyVerifySignature succeeded with bad data for algorithm %@", algorithm);
1322         CFReleaseNull(error);
1323
1324         CFReleaseNull(modifiedDataToSign);
1325         CFReleaseNull(modifiedSignature);
1326         CFReleaseNull(signature);
1327         CFReleaseNull(iosSignature);
1328     }
1329         CFReleaseNull(dataToSign);
1330     }
1331     }
1332     CFReleaseNull(testData);
1333 }
1334
1335     delete_key(&pubKey);
1336     delete_key(&privKey);
1337     CFReleaseNull(pubKeyIOS);
1338     CFReleaseNull(privKeyIOS);
1339 }
1340
1341 #define kNonExtractableTestCount 6
1342 static void testnonextractable(unsigned long keySizeInBits)
1343 {
1344     size_t keySizeInBytes = (keySizeInBits + 7) / 8;
1345     int32_t keysz32 = (int32_t)keySizeInBits;
1346
1347     CFNumberRef kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
1348     CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
1349                                                            &kCFTypeDictionaryValueCallBacks);
1350     CFDictionarySetValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeRSA);
1351     CFDictionarySetValue(kgp, kSecAttrKeySizeInBits, kzib);
1352     CFDictionarySetValue(kgp, kSecAttrIsPermanent, kCFBooleanTrue);
1353     CFDictionarySetValue(kgp, kSecAttrIsExtractable, kCFBooleanFalse);
1354     CFStringRef label = CFSTR("sectests:nonextractable");
1355     CFDictionarySetValue(kgp, kSecAttrLabel, label);
1356     SecKeyRef pubKey = NULL, privKey = NULL;
1357     OSStatus status;
1358     ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
1359               "Generate %ld bit (%ld byte) RSA keypair (status = %d)",
1360               keySizeInBits, keySizeInBytes, (int)status);
1361     CFReleaseNull(kgp);
1362     CFReleaseNull(kzib);
1363
1364     // Get attributes, verify that ApplicationLabel is set and equals for both keys.
1365     CFDictionaryRef privAttrs = SecKeyCopyAttributes(privKey);
1366     CFDictionaryRef pubAttrs = SecKeyCopyAttributes(pubKey);
1367
1368     ok(privAttrs, "able to get private key attributes");
1369     ok(pubAttrs, "able to get public key attributes");
1370
1371     CFDataRef privLabel = CFDictionaryGetValue(privAttrs, kSecAttrApplicationLabel);
1372     CFDataRef pubLabel = CFDictionaryGetValue(pubAttrs, kSecAttrApplicationLabel);
1373
1374     ok(privLabel && CFGetTypeID(privLabel) == CFDataGetTypeID() && CFDataGetLength(privLabel) == 20,
1375        "priv appLabel is present and of correct type");
1376     ok(pubLabel && CFGetTypeID(pubLabel) == CFDataGetTypeID() && CFDataGetLength(pubLabel) == 20,
1377        "priv appLabel is present and of correct type");
1378     eq_cf(privLabel, pubLabel, "applabels of pub and priv keys are equal");
1379
1380     CFReleaseNull(pubAttrs);
1381     CFReleaseNull(privAttrs);
1382
1383     delete_key(&pubKey);
1384     delete_key(&privKey);
1385 }
1386
1387 #define kTestCount ((2 * kKeyGenTestCount) + kKeyGen2TestCount + (int) (kdfvLen*3)) + \
1388     kTestSupportedCount + kCreateWithDataTestCount + (kCopyAttributesTestCount * 2) + (kCopyPublicKeyTestCount * 4) + \
1389     kSignAndVerifyTestCount + kNonExtractableTestCount + \
1390     kTestCountCopyPubKFromCert
1391
1392 static void tests(void)
1393 {
1394         /* Comment out lines below for testing generating all common key sizes,
1395            disabled now for speed reasons. */
1396         //testkeygen(512);
1397         //testkeygen(768);
1398         testkeygen(1024);
1399         testkeygen(2056); // Stranged sized for edge cases in padding.
1400         //testkeygen(2048);
1401         //testkeygen(4096);
1402
1403     testkeygen2(1024); // lots of FAIL!
1404
1405     testsupportedalgos(1024);
1406     testcreatewithdata(1024);
1407     testcopyattributes(1024, true);
1408     testcopyattributes(1024, false);
1409     testcopypublickey(1024, true, true);
1410     testcopypublickey(1024, false, true);
1411     testcopypublickey(1024, true, false);
1412     testcopypublickey(1024, false, false);
1413     testsignverify(1024);
1414     testnonextractable(1024);
1415
1416 #if !TARGET_OS_IPHONE
1417     testkeyderivation();
1418 #endif
1419
1420     testcopypubkfromcert();
1421 }
1422
1423 int kc_40_seckey(int argc, char *const *argv)
1424 {
1425         plan_tests(kTestCount);
1426
1427         tests();
1428
1429         return 0;
1430 }