static CF_RETURNS_RETAINED CFDictionaryRef SecKeyGenerateAttributeDictionaryFor(SecKeyRef key,
CFTypeRef keyType,
CFDataRef privateBlob)
{
CFAllocatorRef allocator = CFGetAllocator(key);
DICT_DECLARE(25);
CFDataRef pubKeyDigest = NULL, pubKeyBlob = NULL;
CFDictionaryRef dict = NULL;
size_t sizeValue = SecKeyGetSize(key, kSecKeyKeySizeInBits);
CFNumberRef sizeInBits = CFNumberCreate(allocator, kCFNumberLongType, &sizeValue);
/* encode the public key. */
require_noerr(SecKeyCopyPublicBytes(key, &pubKeyBlob), errOut);
require(pubKeyBlob, errOut);
/* Calculate the digest of the public key. */
require(pubKeyDigest = SecSHA1DigestCreate(allocator,
CFDataGetBytePtr(pubKeyBlob), CFDataGetLength(pubKeyBlob)),
errOut);
DICT_ADDPAIR(kSecClass, kSecClassKey);
DICT_ADDPAIR(kSecAttrKeyClass, privateBlob ? kSecAttrKeyClassPrivate : kSecAttrKeyClassPublic);
DICT_ADDPAIR(kSecAttrApplicationLabel, pubKeyDigest);
DICT_ADDPAIR(kSecAttrIsPermanent, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrIsPrivate, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrIsModifiable, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrKeyType, keyType);
DICT_ADDPAIR(kSecAttrKeySizeInBits, sizeInBits);
DICT_ADDPAIR(kSecAttrEffectiveKeySize, sizeInBits);
DICT_ADDPAIR(kSecAttrIsSensitive, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrWasAlwaysSensitive, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrIsExtractable, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrWasNeverExtractable, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanEncrypt, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanDecrypt, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrCanDerive, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrCanSign, kCFBooleanTrue);
DICT_ADDPAIR(kSecAttrCanVerify, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanSignRecover, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanVerifyRecover, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanWrap, kCFBooleanFalse);
DICT_ADDPAIR(kSecAttrCanUnwrap, kCFBooleanTrue);
DICT_ADDPAIR(kSecValueData, privateBlob ? privateBlob : pubKeyBlob);
dict = DICT_CREATE(allocator);
errOut:
// @@@ Zero out key material.
CFReleaseSafe(pubKeyDigest);
CFReleaseSafe(pubKeyBlob);
CFReleaseSafe(sizeInBits);
return dict;
}
/* Test basic add delete update copy matching stuff. */
static void tests(SecKeyDescriptor *descriptor)
{
const uint8_t *keyData = (const uint8_t *)"abc";
CFIndex keyDataLength = 3;
SecKeyEncoding encoding = kSecKeyEncodingRaw;
ok(customKey = SecKeyCreate(kCFAllocatorDefault,
descriptor, keyData, keyDataLength, encoding),
"create custom key");
is(customKey, initedCustomKey, "CustomKeyInit got the right key");
SecPadding padding = kSecPaddingPKCS1;
const uint8_t *src = (const uint8_t *)"defgh";
size_t srcLen = 5;
uint8_t dst[5];
size_t dstLen = 5;
ok_status(SecKeyDecrypt(customKey, padding, src, srcLen, dst, &dstLen),
"SecKeyDecrypt");
ok_status(SecKeyEncrypt(customKey, padding, src, srcLen, dst, &dstLen),
"SecKeyEncrypt");
ok_status(SecKeyRawSign(customKey, padding, src, srcLen, dst, &dstLen),
"SecKeyRawSign");
ok_status(SecKeyRawVerify(customKey, padding, src, srcLen, dst, dstLen),
"SecKeyRawVerify");
is(SecKeyGetSize(customKey, kSecKeyKeySizeInBits), (size_t)5*8, "SecKeyGetSize");
CFDictionaryRef attrDict = NULL;
ok(attrDict = SecKeyCopyAttributeDictionary(customKey),
"SecKeyCopyAttributeDictionary");
CFReleaseNull(attrDict);
CFDataRef pubdata = NULL;
ok(SecKeyCopyPublicBytes(customKey, &pubdata) != 0, "SecKeyCopyPublicBytes");
CFReleaseNull(pubdata);
CFDataRef wrapped;
wrapped = _SecKeyCopyWrapKey(customKey, kSecKeyWrapPublicKeyPGP, pubdata, NULL, NULL, NULL);
ok(wrapped == NULL, "_SecKeyCopyWrapKey");
CFReleaseNull(wrapped);
wrapped = _SecKeyCopyUnwrapKey(customKey, kSecKeyWrapPublicKeyPGP, pubdata, NULL, NULL, NULL);
ok(wrapped == NULL, "_SecKeyCopyUnwrapKey");
CFReleaseNull(wrapped);
//ok(SecKeyGeneratePair(customKey, ), "SecKeyGeneratePair");
ok(SecKeyGetTypeID() != 0, "SecKeyGetTypeID works");
if (customKey) {
CFRelease(customKey);
customKey = NULL;
}
}
OSStatus
SecCmsUtilEncryptSymKeyRSAPubKey(PLArenaPool *poolp,
SecPublicKeyRef publickey,
SecSymmetricKeyRef bulkkey, SecAsn1Item * encKey)
{
OSStatus rv;
size_t data_len;
//KeyType keyType;
void *mark = NULL;
mark = PORT_ArenaMark(poolp);
if (!mark)
goto loser;
#if 0
/* sanity check */
keyType = SECKEY_GetPublicKeyType(publickey);
PORT_Assert(keyType == rsaKey);
if (keyType != rsaKey) {
goto loser;
}
#endif
/* allocate memory for the encrypted key */
#if USE_CDSA_CRYPTO
rv = SecKeyGetStrengthInBits(publickey, NULL, &data_len);
if (rv)
goto loser;
// Convert length to bytes;
data_len >>= 2;
#else
data_len = SecKeyGetSize(publickey, kSecKeyEncryptedDataSize);
#endif
encKey->Data = (unsigned char*)PORT_ArenaAlloc(poolp, data_len);
encKey->Length = data_len;
if (encKey->Data == NULL)
goto loser;
/* encrypt the key now */
rv = WRAP_PubWrapSymKey(publickey, bulkkey, encKey);
if (rv != SECSuccess)
goto loser;
PORT_ArenaUnmark(poolp, mark);
return SECSuccess;
loser:
if (mark) {
PORT_ArenaRelease(poolp, mark);
}
return SECFailure;
}
static void testdigestandsignalg(SecKeyRef privKey, SecKeyRef pubKey, const SecAsn1AlgId *algId) {
uint8_t dataToDigest[256] = {0,};
size_t dataToDigestLen = sizeof(dataToDigest);
size_t sigLen = SecKeyGetSize(privKey, kSecKeySignatureSize);
uint8_t sig[sigLen];
DERItem oid;
oid.length = algId->algorithm.Length;
oid.data = algId->algorithm.Data;
/* Get the oid in decimal for display purposes. */
CFStringRef oidStr = SecDERItemCopyOIDDecimalRepresentation(kCFAllocatorDefault, &oid);
char oidBuf[40];
CFStringGetCString(oidStr, oidBuf, sizeof(oidBuf), kCFStringEncodingUTF8);
CFRelease(oidStr);
SKIP: {
OSStatus status;
/* Time to sign. */
ok_status(status = SecKeyDigestAndSign(privKey, algId, dataToDigest, dataToDigestLen,
sig, &sigLen),
"digest and sign %s with %ld bit RSA key", oidBuf, sigLen * 8);
skip("SecKeyDigestAndSign failed", 3, status == errSecSuccess);
/* Verify the signature we just made. */
ok_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
sig, sigLen), "digest and verify");
/* Invalidate the signature. */
sig[0] ^= 0xff;
is_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
sig, sigLen), errSSLCrypto, "digest and verify bad sig");
sig[0] ^= 0xff;
dataToDigest[0] ^= 0xff;
is_status(SecKeyDigestAndVerify(pubKey, algId, dataToDigest, dataToDigestLen,
sig, sigLen), errSSLCrypto, "digest and verify bad digest");
}
}
static void testkeygen2(size_t keySizeInBits) {
SecKeyRef pubKey = NULL, privKey = NULL;
size_t keySizeInBytes = (keySizeInBits + 7) / 8;
CFNumberRef kzib;
int32_t keysz32 = (int32_t)keySizeInBits;
CFUUIDRef ourUUID = CFUUIDCreate(kCFAllocatorDefault);
CFStringRef uuidString = CFUUIDCreateString(kCFAllocatorDefault, ourUUID);
CFMutableStringRef publicName = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, uuidString);
CFMutableStringRef privateName = CFStringCreateMutableCopy(kCFAllocatorDefault, 0, uuidString);
CFReleaseNull(ourUUID);
CFReleaseNull(uuidString);
CFStringAppend(publicName, CFSTR("-Public-41"));
CFStringAppend(privateName, CFSTR("-Private-41"));
CFMutableDictionaryRef pubd = CFDictionaryCreateMutableForCFTypesWith(kCFAllocatorDefault,
kSecAttrLabel, publicName,
NULL);
CFMutableDictionaryRef privd = CFDictionaryCreateMutableForCFTypesWith(kCFAllocatorDefault,
kSecAttrLabel, privateName,
NULL);
kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
CFDictionaryRef kgp = CFDictionaryCreateForCFTypes(kCFAllocatorDefault,
kSecAttrKeyType, kSecAttrKeyTypeEC,
kSecAttrKeySizeInBits, kzib,
kSecAttrIsPermanent, kCFBooleanTrue,
kSecPublicKeyAttrs, pubd,
kSecPrivateKeyAttrs, privd,
NULL);
CFReleaseNull(kzib);
OSStatus status;
ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
"Generate %ld bit (%ld byte) persistent RSA keypair",
keySizeInBits, keySizeInBytes);
CFReleaseNull(kgp);
SKIP: {
skip("keygen failed", 8, status == errSecSuccess);
ok(pubKey, "pubkey returned");
ok(privKey, "privKey returned");
is(SecKeyGetSize(pubKey, kSecKeyKeySizeInBits), (size_t) keySizeInBits, "public key size is ok");
is(SecKeyGetSize(privKey, kSecKeyKeySizeInBits), (size_t) keySizeInBits, "private key size is ok");
SecKeyRef pubKey2, privKey2;
CFDictionaryAddValue(pubd, kSecClass, kSecClassKey);
CFDictionaryAddValue(pubd, kSecReturnRef, kCFBooleanTrue);
CFDictionaryAddValue(privd, kSecClass, kSecClassKey);
CFDictionaryAddValue(privd, kSecReturnRef, kCFBooleanTrue);
CFDictionaryAddValue(privd, kSecAttrCanSign, kCFBooleanTrue);
ok_status(SecItemCopyMatching(pubd, (CFTypeRef *)&pubKey2),
"retrieve pub key by label");
ok(pubKey2, "got valid object");
ok_status(SecItemCopyMatching(privd, (CFTypeRef *)&privKey2),
"retrieve priv key by label and kSecAttrCanSign");
ok(privKey2, "got valid object");
/* Sign something. */
uint8_t something[20] = {0x80, 0xbe, 0xef, 0xba, 0xd0, };
size_t sigLen = SecKeyGetSize(privKey2, kSecKeySignatureSize);
uint8_t sig[sigLen];
ok_status(SecKeyRawSign(privKey2, kSecPaddingPKCS1,
something, sizeof(something), sig, &sigLen), "sign something");
ok_status(SecKeyRawVerify(pubKey2, kSecPaddingPKCS1,
something, sizeof(something), sig, sigLen), "verify sig on something");
/* Cleanup. */
CFReleaseNull(pubKey2);
CFReleaseNull(privKey2);
}
/* delete from keychain - note: do it before releasing publicName and privateName
because pubd and privd have no retain/release callbacks */
ok_status(SecItemDelete(pubd), "delete generated pub key");
ok_status(SecItemDelete(privd), "delete generated priv key");
/* Cleanup. */
CFReleaseNull(pubKey);
CFReleaseNull(privKey);
CFReleaseNull(publicName);
CFReleaseNull(privateName);
CFReleaseNull(pubd);
CFReleaseNull(privd);
}
static void testkeygen(size_t keySizeInBits) {
SecKeyRef pubKey = NULL, privKey = NULL;
size_t keySizeInBytes = (keySizeInBits + 7) / 8;
CFNumberRef kzib;
int32_t keysz32 = (int32_t)keySizeInBits;
kzib = CFNumberCreate(NULL, kCFNumberSInt32Type, &keysz32);
CFMutableDictionaryRef kgp = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
CFDictionaryAddValue(kgp, kSecAttrKeyType, kSecAttrKeyTypeEC);
CFDictionaryAddValue(kgp, kSecAttrKeySizeInBits, kzib);
OSStatus status;
ok_status(status = SecKeyGeneratePair(kgp, &pubKey, &privKey),
"Generate %ld bit (%ld byte) EC keypair", keySizeInBits,
keySizeInBytes);
CFRelease(kzib);
CFRelease(kgp);
SKIP: {
skip("keygen failed", 8, status == errSecSuccess);
ok(pubKey, "pubkey returned");
ok(privKey, "privKey returned");
is(SecKeyGetSize(pubKey, kSecKeyKeySizeInBits), (size_t) keySizeInBits, "public key size is ok");
is(SecKeyGetSize(privKey, kSecKeyKeySizeInBits), (size_t) keySizeInBits, "private key size is ok");
/* Sign something. */
uint8_t something[20] = {0x80, 0xbe, 0xef, 0xba, 0xd0, };
uint8_t sig[8+2*keySizeInBytes];
size_t sigLen = sizeof(sig);
ok_status(SecKeyRawSign(privKey, kSecPaddingNone,
something, sizeof(something), sig, &sigLen), "sign something");
ok_status(SecKeyRawVerify(pubKey, kSecPaddingNone,
something, sizeof(something), sig, sigLen), "verify sig on something");
testdigestandsign(privKey, pubKey);
const void *privkeys[] = {
kSecValueRef
};
const void *privvalues[] = {
privKey
};
CFDictionaryRef privitem = CFDictionaryCreate(NULL, privkeys, privvalues,
array_size(privkeys), NULL, NULL);
ok_status(SecItemAdd(privitem, NULL), "add private key");
ok_status(SecItemDelete(privitem), "delete public key");
CFReleaseNull(privitem);
const void *pubkeys[] = {
kSecValueRef
};
const void *pubvalues[] = {
pubKey
};
CFDictionaryRef pubitem = CFDictionaryCreate(NULL, pubkeys, pubvalues,
array_size(pubkeys), NULL, NULL);
ok_status(SecItemAdd(pubitem, NULL), "add public key");
ok_status(SecItemDelete(pubitem), "delete public key");
CFReleaseNull(pubitem);
/* Cleanup. */
CFReleaseNull(pubKey);
CFReleaseNull(privKey);
}
}
static void tests(void)
{
CFDataRef message = CFDataCreateWithBytesNoCopy(kCFAllocatorDefault,
_user_one_p12, sizeof(_user_one_p12), kCFAllocatorNull);
CFArrayRef items = NULL;
SecCertificateRef cert = NULL;
SecKeyRef pkey = NULL;
is_status(SecPKCS12Import(message, NULL, NULL), errSecAuthFailed,
"try null password on a known good p12");
CFStringRef password = CFSTR("user-one");
CFDictionaryRef options = CFDictionaryCreate(NULL,
(const void **)&kSecImportExportPassphrase,
(const void **)&password, 1,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
ok_status(SecPKCS12Import(message, options, &items), "import user one");
is(CFArrayGetCount(items), 1, "one identity");
CFDictionaryRef item = CFArrayGetValueAtIndex(items, 0);
SecIdentityRef identity = NULL;
ok(identity = (SecIdentityRef)CFDictionaryGetValue(item, kSecImportItemIdentity), "pull identity from imported data");
ok(CFGetTypeID(identity)==SecIdentityGetTypeID(),"this is a SecIdentityRef");
ok_status(SecIdentityCopyPrivateKey(identity, &pkey),"get private key");
ok_status(SecIdentityCopyCertificate(identity, &cert), "get certificate");
CFReleaseNull(items);
CFReleaseNull(message);
CFReleaseNull(options);
CFReleaseNull(password);
CFReleaseNull(cert);
CFReleaseNull(pkey);
message = CFDataCreateWithBytesNoCopy(kCFAllocatorDefault,
_user_two_p12, sizeof(_user_two_p12), kCFAllocatorNull);
items = NULL;
password = CFSTR("user-two");
options = CFDictionaryCreate(NULL,
(const void **)&kSecImportExportPassphrase,
(const void **)&password, 1,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
ok_status(SecPKCS12Import(message, options, &items), "import user two");
is(CFArrayGetCount(items), 1, "one identity");
item = CFArrayGetValueAtIndex(items, 0);
ok(identity = (SecIdentityRef)CFDictionaryGetValue(item, kSecImportItemIdentity), "pull identity from imported data");
ok(CFGetTypeID(identity)==SecIdentityGetTypeID(),"this is a SecIdentityRef");
ok_status(SecIdentityCopyPrivateKey(identity, &pkey),"get private key");
ok_status(SecIdentityCopyCertificate(identity, &cert), "get certificate");
CFReleaseNull(items);
CFReleaseNull(message);
CFReleaseNull(options);
CFReleaseNull(password);
CFReleaseNull(cert);
CFReleaseNull(pkey);
message = CFDataCreateWithBytesNoCopy(kCFAllocatorDefault,
ECDSA_fails_import_p12, ECDSA_fails_import_p12_len, kCFAllocatorNull);
items = NULL;
password = CFSTR("test");
options = CFDictionaryCreate(NULL,
(const void **)&kSecImportExportPassphrase,
(const void **)&password, 1,
&kCFTypeDictionaryKeyCallBacks,
&kCFTypeDictionaryValueCallBacks);
ok_status(SecPKCS12Import(message, options, &items), "import ECDSA_fails_import_p12");
is(CFArrayGetCount(items), 1, "one identity");
item = CFArrayGetValueAtIndex(items, 0);
ok(identity = (SecIdentityRef)CFDictionaryGetValue(item, kSecImportItemIdentity), "pull identity from imported data");
ok(CFGetTypeID(identity)==SecIdentityGetTypeID(),"this is a SecIdentityRef");
ok_status(SecIdentityCopyPrivateKey(identity, &pkey),"get private key");
ok_status(SecIdentityCopyCertificate(identity, &cert), "get certificate");
CFDataRef pubdata = NULL;
SecKeyRef pubkey = NULL;
ok_status(SecKeyCopyPublicBytes(pkey, &pubdata), "pub key from priv key");
ok(pubkey = SecKeyCreateECPublicKey(kCFAllocatorDefault,
CFDataGetBytePtr(pubdata), CFDataGetLength(pubdata), kSecKeyEncodingBytes),
"recreate seckey");
/* Sign something. */
uint8_t something[20] = {0x80, 0xbe, 0xef, 0xba, 0xd0, };
size_t sigLen = SecKeyGetSize(pkey, kSecKeySignatureSize);
uint8_t sig[sigLen];
ok_status(SecKeyRawSign(pkey, kSecPaddingPKCS1,
something, sizeof(something), sig, &sigLen), "sign something");
ok_status(SecKeyRawVerify(pubkey, kSecPaddingPKCS1,
something, sizeof(something), sig, sigLen), "verify sig on something");
CFReleaseNull(pubdata);
CFReleaseNull(pubkey);
CFReleaseNull(pkey);
ok(pkey = SecKeyCreateECPrivateKey(kCFAllocatorDefault,
ECDSA_fails_import_priv_only, ECDSA_fails_import_priv_only_len,
kSecKeyEncodingPkcs1), "import privkey without pub");
ok_status(SecKeyCopyPublicBytes(pkey, &pubdata), "pub key from priv key");
ok(pubkey = SecKeyCreateECPublicKey(kCFAllocatorDefault,
CFDataGetBytePtr(pubdata), CFDataGetLength(pubdata), kSecKeyEncodingBytes),
"recreate seckey");
ok_status(SecKeyRawVerify(pubkey, kSecPaddingPKCS1,
something, sizeof(something), sig, sigLen), "verify sig on something");
CFReleaseNull(pubdata);
CFReleaseNull(pubkey);
CFReleaseNull(pkey);
CFReleaseNull(items);
CFReleaseNull(message);
CFReleaseNull(options);
CFReleaseNull(password);
CFReleaseNull(cert);
}
