-/*
- * Copyright (c) 2016 Apple Inc. All Rights Reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-//
-// SOSKeyedPubKeyIdentifier.c
-// Security
-//
-
-#include "SOSKeyedPubKeyIdentifier.h"
-#include "AssertMacros.h"
-#include "SOSInternal.h"
-#include <utilities/debugging.h>
-
-#define SEPARATOR CFSTR("-")
-#define SEPLOC 2
-
-bool SOSKeyedPubKeyIdentifierIsPrefixed(CFStringRef kpkid) {
- CFRange seploc = CFStringFind(kpkid, SEPARATOR, 0);
- return seploc.location == SEPLOC;
-}
-
-static CFStringRef SOSKeyedPubKeyIdentifierCreateWithPrefixAndID(CFStringRef prefix, CFStringRef id) {
- CFMutableStringRef retval = NULL;
- require_quiet(prefix, errOut);
- require_quiet(id, errOut);
- require_quiet(CFStringGetLength(prefix) == SEPLOC, errOut);
- retval = CFStringCreateMutableCopy(kCFAllocatorDefault, 50, prefix);
- CFStringAppend(retval, SEPARATOR);
- CFStringAppend(retval, id);
-errOut:
- return retval;
-}
-
-CFStringRef SOSKeyedPubKeyIdentifierCreateWithData(CFStringRef prefix, CFDataRef pubKeyData) {
- CFErrorRef localError = NULL;
- CFStringRef id = SOSCopyIDOfDataBuffer(pubKeyData, &localError);
- CFStringRef retval = SOSKeyedPubKeyIdentifierCreateWithPrefixAndID(prefix, id);
- if(!id) secnotice("kpid", "Couldn't create kpid: %@", localError);
- CFReleaseNull(id);
- CFReleaseNull(localError);
- return retval;
-}
-
-CFStringRef SOSKeyedPubKeyIdentifierCreateWithSecKey(CFStringRef prefix, SecKeyRef pubKey) {
- CFErrorRef localError = NULL;
- CFStringRef id = SOSCopyIDOfKey(pubKey, &localError);
- CFStringRef retval = SOSKeyedPubKeyIdentifierCreateWithPrefixAndID(prefix, id);
- if(!id) secnotice("kpid", "Couldn't create kpid: %@", localError);
- CFReleaseNull(id);
- CFReleaseNull(localError);
- return retval;
-}
-
-
-CFStringRef SOSKeyedPubKeyIdentifierCopyPrefix(CFStringRef kpkid) {
- CFRange seploc = CFStringFind(kpkid, SEPARATOR, 0);
- if(seploc.location != SEPLOC) return NULL;
- CFRange prefloc = CFRangeMake(0, SEPLOC);
- return CFStringCreateWithSubstring(kCFAllocatorDefault, kpkid, prefloc);;
-}
-
-CFStringRef SOSKeyedPubKeyIdentifierCopyHpub(CFStringRef kpkid) {
- CFRange seploc = CFStringFind(kpkid, SEPARATOR, 0);
- if(seploc.location != SEPLOC) return NULL;
- CFRange idloc = CFRangeMake(seploc.location+1, CFStringGetLength(kpkid) - (SEPLOC+1));
- return CFStringCreateWithSubstring(kCFAllocatorDefault, kpkid, idloc);;
-}
-