Security-59306.11.20.tar.gz

[apple/security.git] / OSX / sec / SOSCircle / SecureObjectSync / SOSBackupEvent.c

diff --git a/OSX/sec/SOSCircle/SecureObjectSync/SOSBackupEvent.c b/OSX/sec/SOSCircle/SecureObjectSync/SOSBackupEvent.c
deleted file mode 100644 (file)
index 10ecd65..0000000
--- a/OSX/sec/SOSCircle/SecureObjectSync/SOSBackupEvent.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Copyright (c) 2015 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@
- */
-
-/*
- * SOSBackupEvent.c -  Implementation of a secure object syncing peer
- */
-
-#include <Security/SecureObjectSync/SOSBackupEvent.h>
-#include <corecrypto/ccsha1.h>
-#include <utilities/SecCFError.h>
-#include <utilities/SecCFRelease.h>
-#include <utilities/array_size.h>
-#include <utilities/der_plist.h>
-#include <utilities/der_plist_internal.h>
-#include <AssertMacros.h>
-
-//
-// MARK: statics
-//
-
-/*
-    Event ASN.1 definitions
-
-ResetEvent := SEQUENCE {
-    keybag OCTET STRING OPTIONAL
-}
-
-AddEvent := SET {
-    SEQUENCE {
-        UTF8STRING :class
-        class UTF8STRING
-    }
-    SEQUENCE {
-        UTF8STRING :hash
-        hash OCTET STRING
-    }
-    SEQUENCE {
-        UTF8STRING :data
-        data OCTET STRING
-    }
-}
-
-DeleteEvent := OCTET STRING
-
-CompleteEvent := INTEGER
-
-Event := CHOICE {
-    reset ResetEvent
-    add AddEvent
-    delete DeleteEvent
-    complete CompleteEvent
-}
-
- */
-
-static size_t der_sizeof_backup_reset(CFDataRef keybag) {
-    return ccder_sizeof(CCDER_CONSTRUCTED_SEQUENCE,
-        keybag ? ccder_sizeof_raw_octet_string(CFDataGetLength(keybag)) : 0);
-}
-
-static uint8_t* der_encode_backup_reset(CFDataRef keybag, CFErrorRef* error, const uint8_t* der, uint8_t* der_end) {
-    return ccder_encode_constructed_tl(CCDER_CONSTRUCTED_SEQUENCE, der_end, der,
-        keybag ? ccder_encode_raw_octet_string(CFDataGetLength(keybag), CFDataGetBytePtr(keybag), der, der_end) : der_end);
-}
-
-static size_t der_sizeof_backup_add(CFDictionaryRef add) {
-    return der_sizeof_dictionary(add, NULL);
-}
-
-static uint8_t* der_encode_backup_add(CFDictionaryRef add, CFErrorRef* error, const uint8_t* der, uint8_t* der_end) {
-    // der_dictionary tag is CCDER_CONSTRUCTED_SET
-    return der_encode_dictionary(add, error, der, der_end);
-}
-
-static size_t der_sizeof_backup_delete(CFDataRef deletedDigest) {
-    return ccder_sizeof_raw_octet_string(CFDataGetLength(deletedDigest));
-}
-
-static uint8_t* der_encode_backup_delete(CFDataRef deletedDigest, CFErrorRef* error, const uint8_t* der, uint8_t* der_end) {
-    return ccder_encode_raw_octet_string(CFDataGetLength(deletedDigest), CFDataGetBytePtr(deletedDigest), der, der_end);
-}
-
-static size_t der_sizeof_backup_complete(uint64_t event_num) {
-    return ccder_sizeof_uint64(event_num);
-}
-
-static uint8_t* der_encode_backup_complete(uint64_t event_num, CFErrorRef* error, const uint8_t* der, uint8_t* der_end) {
-    return ccder_encode_uint64(event_num, der, der_end);
-}
-
-
-//
-// MARK: SPI
-//
-
-static bool SOSBackupEventWrite(FILE *journalFile, CFErrorRef *error,
-                                size_t len,
-                                uint8_t *(^encode)(const uint8_t *der, uint8_t *der_end))
-{
-    bool ok = false;
-    CFMutableDataRef derObject = CFDataCreateMutable(kCFAllocatorDefault, len);
-    CFDataSetLength(derObject, len);
-    uint8_t *der_end = CFDataGetMutableBytePtr(derObject);
-    const uint8_t *der = der_end;
-    der_end += len;
-
-    require(der_end = encode(der, der_end), xit);
-    require_action(der == der_end, xit, SecError(-1, error, CFSTR("size mismatch der_end - der: %td"), der_end - der));
-
-    ok = SecCheckErrno(1 != fwrite(der, len, 1, journalFile), error, CFSTR("fwrite SOSBackupEventWrite"));
-xit:
-    CFReleaseSafe(derObject);
-    return ok;
-}
-
-bool SOSBackupEventWriteReset(FILE *journalFile, CFDataRef keybag, CFErrorRef *error) {
-    return SOSBackupEventWrite(journalFile, error, der_sizeof_backup_reset(keybag), ^uint8_t *(const uint8_t *der, uint8_t *der_end) {
-        return der_encode_backup_reset(keybag, error, der, der_end);
-    });
-}
-
-bool SOSBackupEventWriteDelete(FILE *journalFile, CFDataRef deletedDigest, CFErrorRef *error) {
-    return SOSBackupEventWrite(journalFile, error, der_sizeof_backup_delete(deletedDigest), ^uint8_t *(const uint8_t *der, uint8_t *der_end) {
-        return der_encode_backup_delete(deletedDigest, error, der, der_end);
-    });
-}
-
-bool SOSBackupEventWriteAdd(FILE *journalFile, CFDictionaryRef backup_item, CFErrorRef *error) {
-    return SOSBackupEventWrite(journalFile, error, der_sizeof_backup_add(backup_item), ^uint8_t *(const uint8_t *der, uint8_t *der_end) {
-        return der_encode_backup_add(backup_item, error, der, der_end);
-    });
-}
-
-bool SOSBackupEventWriteCompleteMarker(FILE *journalFile, uint64_t eventID, CFErrorRef *error) {
-    bool ok = SOSBackupEventWrite(journalFile, error, der_sizeof_backup_complete(eventID), ^uint8_t *(const uint8_t *der, uint8_t *der_end) {
-        return der_encode_backup_complete(eventID, error, der, der_end);
-    });
-    // TODO: Move this to right before we send a notification or something.
-    fflush(journalFile);
-    return ok;
-}