keychain/ckks/CKKSIncomingQueueEntry.m

   1 /*
   2  * Copyright (c) 2016 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 #if OCTAGON
  25
  26 #include <AssertMacros.h>
  27
  28 #import <Foundation/Foundation.h>
  29
  30 #import "CKKSKeychainView.h"
  31
  32 #include <utilities/SecDb.h>
  33 #include "keychain/securityd/SecDbItem.h"
  34 #include "keychain/securityd/SecItemSchema.h"
  35
  36 #import <CloudKit/CloudKit.h>
  37 #import "CKKSIncomingQueueEntry.h"
  38 #import "CKKSItemEncrypter.h"
  39 #import "CKKSSIV.h"
  40
  41 @implementation CKKSIncomingQueueEntry
  42
  43 - (NSString*)description {
  44     return [NSString stringWithFormat: @"<%@(%@): %@ %@ (%@)>",
  45             NSStringFromClass([self class]),
  46             self.item.zoneID.zoneName,
  47             self.action,
  48             self.item.uuid,
  49             self.state];
  50 }
  51
  52 - (instancetype) initWithCKKSItem:(CKKSItem*) item
  53                            action:(NSString*) action
  54                             state:(NSString*) state {
  55     if(self = [super init]) {
  56         _item = item;
  57         _action = action;
  58         _state = state;
  59     }
  60
  61     return self;
  62 }
  63
  64 #pragma mark - Property access to underlying CKKSItem
  65
  66 -(NSString*)uuid {
  67     return self.item.uuid;
  68 }
  69
  70 -(void)setUuid:(NSString *)uuid {
  71     self.item.uuid = uuid;
  72 }
  73
  74 #pragma mark - Database Operations
  75
  76 + (instancetype) fromDatabase: (NSString*) uuid zoneID:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
  77     return [self fromDatabaseWhere: @{@"UUID": CKKSNilToNSNull(uuid), @"ckzone":CKKSNilToNSNull(zoneID.zoneName)} error: error];
  78 }
  79
  80 + (instancetype) tryFromDatabase: (NSString*) uuid zoneID:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
  81     return [self tryFromDatabaseWhere: @{@"UUID": CKKSNilToNSNull(uuid), @"ckzone":CKKSNilToNSNull(zoneID.zoneName)} error: error];
  82 }
  83
  84 + (NSArray<CKKSIncomingQueueEntry*>*)fetch:(ssize_t)n
  85                             startingAtUUID:(NSString*)uuid
  86                                      state:(NSString*)state
  87                                     action:(NSString* _Nullable)action
  88                                     zoneID:(CKRecordZoneID*)zoneID
  89                                      error: (NSError * __autoreleasing *) error {
  90     NSMutableDictionary* whereDict = [@{@"state": CKKSNilToNSNull(state), @"ckzone":CKKSNilToNSNull(zoneID.zoneName)} mutableCopy];
  91     whereDict[@"action"] = action;
  92     if(uuid) {
  93         whereDict[@"UUID"] = [CKKSSQLWhereValue op:CKKSSQLWhereComparatorGreaterThan value:uuid];
  94     }
  95     return [self fetch:n
  96                  where:whereDict
  97                orderBy:@[@"UUID"]
  98                  error:error];
  99 }
 100
 101
 102 #pragma mark - CKKSSQLDatabaseObject methods
 103
 104 + (NSString*)sqlTable {
 105     return @"incomingqueue";
 106 }
 107
 108 + (NSArray<NSString*>*)sqlColumns {
 109     return [[CKKSItem sqlColumns] arrayByAddingObjectsFromArray: @[@"action", @"state"]];
 110 }
 111
 112 - (NSDictionary<NSString*,NSString*>*)whereClauseToFindSelf {
 113     return [self.item whereClauseToFindSelf];
 114 }
 115
 116 - (NSDictionary<NSString*,NSString*>*)sqlValues {
 117     NSMutableDictionary* values = [[self.item sqlValues] mutableCopy];
 118     values[@"action"] = self.action;
 119     values[@"state"] = self.state;
 120     return values;
 121 }
 122
 123
 124 + (instancetype)fromDatabaseRow:(NSDictionary<NSString *, CKKSSQLResult*>*) row {
 125     return [[CKKSIncomingQueueEntry alloc] initWithCKKSItem: [CKKSItem fromDatabaseRow: row]
 126                                                      action:row[@"action"].asString
 127                                                       state:row[@"state"].asString];
 128 }
 129
 130 + (NSDictionary<NSString*,NSNumber*>*)countsByStateInZone:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
 131     NSMutableDictionary* results = [[NSMutableDictionary alloc] init];
 132
 133     [CKKSSQLDatabaseObject queryDatabaseTable: [[self class] sqlTable]
 134                                         where: @{@"ckzone": CKKSNilToNSNull(zoneID.zoneName)}
 135                                       columns: @[@"state", @"count(rowid)"]
 136                                       groupBy: @[@"state"]
 137                                       orderBy:nil
 138                                         limit: -1
 139                                    processRow: ^(NSDictionary<NSString*, CKKSSQLResult*>* row) {
 140                                        results[row[@"state"].asString] = row[@"count(rowid)"].asNSNumberInteger;
 141                                    }
 142                                         error: error];
 143     return results;
 144 }
 145
 146 + (NSInteger)countByState:(CKKSItemState *)state zone:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
 147     __block NSInteger result = -1;
 148
 149     [CKKSSQLDatabaseObject queryDatabaseTable: [[self class] sqlTable]
 150                                         where: @{@"ckzone": CKKSNilToNSNull(zoneID.zoneName), @"state": state }
 151                                       columns: @[@"count(*)"]
 152                                       groupBy: nil
 153                                       orderBy: nil
 154                                         limit: -1
 155                                    processRow: ^(NSDictionary<NSString*, CKKSSQLResult*>* row) {
 156                                        result = row[@"count(*)"].asNSInteger;
 157                                    }
 158                                         error: error];
 159     return result;
 160 }
 161
 162 @end
 163
 164 #endif