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 <securityd/SecDbItem.h>
  34 #include <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                                     zoneID:(CKRecordZoneID*)zoneID
  88                                      error: (NSError * __autoreleasing *) error {
  89     NSMutableDictionary* whereDict = [@{@"state": CKKSNilToNSNull(state), @"ckzone":CKKSNilToNSNull(zoneID.zoneName)} mutableCopy];
  90     if(uuid) {
  91         whereDict[@"UUID"] = [CKKSSQLWhereObject op:@">" stringValue:uuid];
  92     }
  93     return [self fetch:n
  94                  where:whereDict
  95                orderBy:@[@"UUID"]
  96                  error:error];
  97 }
  98
  99
 100 #pragma mark - CKKSSQLDatabaseObject methods
 101
 102 + (NSString*)sqlTable {
 103     return @"incomingqueue";
 104 }
 105
 106 + (NSArray<NSString*>*)sqlColumns {
 107     return [[CKKSItem sqlColumns] arrayByAddingObjectsFromArray: @[@"action", @"state"]];
 108 }
 109
 110 - (NSDictionary<NSString*,NSString*>*)whereClauseToFindSelf {
 111     return [self.item whereClauseToFindSelf];
 112 }
 113
 114 - (NSDictionary<NSString*,NSString*>*)sqlValues {
 115     NSMutableDictionary* values = [[self.item sqlValues] mutableCopy];
 116     values[@"action"] = self.action;
 117     values[@"state"] = self.state;
 118     return values;
 119 }
 120
 121
 122 + (instancetype)fromDatabaseRow:(NSDictionary<NSString *, CKKSSQLResult*>*) row {
 123     return [[CKKSIncomingQueueEntry alloc] initWithCKKSItem: [CKKSItem fromDatabaseRow: row]
 124                                                      action:row[@"action"].asString
 125                                                       state:row[@"state"].asString];
 126 }
 127
 128 + (NSDictionary<NSString*,NSNumber*>*)countsByStateInZone:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
 129     NSMutableDictionary* results = [[NSMutableDictionary alloc] init];
 130
 131     [CKKSSQLDatabaseObject queryDatabaseTable: [[self class] sqlTable]
 132                                         where: @{@"ckzone": CKKSNilToNSNull(zoneID.zoneName)}
 133                                       columns: @[@"state", @"count(rowid)"]
 134                                       groupBy: @[@"state"]
 135                                       orderBy:nil
 136                                         limit: -1
 137                                    processRow: ^(NSDictionary<NSString*, CKKSSQLResult*>* row) {
 138                                        results[row[@"state"].asString] = row[@"count(rowid)"].asNSNumberInteger;
 139                                    }
 140                                         error: error];
 141     return results;
 142 }
 143
 144 + (NSInteger)countByState:(CKKSItemState *)state zone:(CKRecordZoneID*)zoneID error: (NSError * __autoreleasing *) error {
 145     __block NSInteger result = -1;
 146
 147     [CKKSSQLDatabaseObject queryDatabaseTable: [[self class] sqlTable]
 148                                         where: @{@"ckzone": CKKSNilToNSNull(zoneID.zoneName), @"state": state }
 149                                       columns: @[@"count(*)"]
 150                                       groupBy: nil
 151                                       orderBy: nil
 152                                         limit: -1
 153                                    processRow: ^(NSDictionary<NSString*, CKKSSQLResult*>* row) {
 154                                        result = row[@"count(*)"].asNSInteger;
 155                                    }
 156                                         error: error];
 157     return result;
 158 }
 159
 160 @end
 161
 162 #endif