1 files changed, 114 insertions, 0 deletions
diff --git a/StoneIsland/platforms/ios/Pods/FirebaseInstanceID/Firebase/InstanceID/FIRInstanceIDKeychain.m b/StoneIsland/platforms/ios/Pods/FirebaseInstanceID/Firebase/InstanceID/FIRInstanceIDKeychain.m
new file mode 100644
index 00000000..df1b4f76
--- /dev/null
+++ b/StoneIsland/platforms/ios/Pods/FirebaseInstanceID/Firebase/InstanceID/FIRInstanceIDKeychain.m
@@ -0,0 +1,114 @@
+/*
+ * Copyright 2019 Google
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#import "FIRInstanceIDKeychain.h"
+
+#import "FIRInstanceIDLogger.h"
+
+NSString *const kFIRInstanceIDKeychainErrorDomain = @"com.google.iid";
+
+@interface FIRInstanceIDKeychain () {
+  dispatch_queue_t _keychainOperationQueue;
+}
+
+@end
+
+@implementation FIRInstanceIDKeychain
+
++ (instancetype)sharedInstance {
+  static FIRInstanceIDKeychain *sharedInstance;
+  static dispatch_once_t onceToken;
+  dispatch_once(&onceToken, ^{
+    sharedInstance = [[FIRInstanceIDKeychain alloc] init];
+  });
+  return sharedInstance;
+}
+
+- (instancetype)init {
+  self = [super init];
+  if (self) {
+    _keychainOperationQueue =
+        dispatch_queue_create("com.google.FirebaseInstanceID.Keychain", DISPATCH_QUEUE_SERIAL);
+  }
+  return self;
+}
+
+- (CFTypeRef)itemWithQuery:(NSDictionary *)keychainQuery {
+  __block SecKeyRef keyRef = NULL;
+  dispatch_sync(_keychainOperationQueue, ^{
+    OSStatus status =
+        SecItemCopyMatching((__bridge CFDictionaryRef)keychainQuery, (CFTypeRef *)&keyRef);
+
+    if (status != noErr) {
+      if (keyRef) {
+        CFRelease(keyRef);
+      }
+      FIRInstanceIDLoggerDebug(kFIRInstanceIDKeychainReadItemError,
+                               @"Info is not found in Keychain. OSStatus: %d. Keychain query: %@",
+                               (int)status, keychainQuery);
+    }
+  });
+  return keyRef;
+}
+
+- (void)removeItemWithQuery:(NSDictionary *)keychainQuery
+                    handler:(void (^)(NSError *error))handler {
+  dispatch_async(_keychainOperationQueue, ^{
+    OSStatus status = SecItemDelete((__bridge CFDictionaryRef)keychainQuery);
+    if (status != noErr) {
+      FIRInstanceIDLoggerDebug(
+          kFIRInstanceIDKeychainDeleteItemError,
+          @"Couldn't delete item from Keychain OSStatus: %d with the keychain query %@",
+          (int)status, keychainQuery);
+    }
+
+    if (handler) {
+      NSError *error;
+      // When item is not found, it should NOT be considered as an error. The operation should
+      // continue.
+      if (status != noErr && status != errSecItemNotFound) {
+        error = [NSError errorWithDomain:kFIRInstanceIDKeychainErrorDomain
+                                    code:status
+                                userInfo:nil];
+      }
+      dispatch_async(dispatch_get_main_queue(), ^{
+        handler(error);
+      });
+    }
+  });
+}
+
+- (void)addItemWithQuery:(NSDictionary *)keychainQuery handler:(void (^)(NSError *))handler {
+  dispatch_async(_keychainOperationQueue, ^{
+    OSStatus status = SecItemAdd((__bridge CFDictionaryRef)keychainQuery, NULL);
+
+    if (handler) {
+      NSError *error;
+      if (status != noErr) {
+        FIRInstanceIDLoggerWarning(kFIRInstanceIDKeychainAddItemError,
+                                   @"Couldn't add item to Keychain OSStatus: %d", (int)status);
+        error = [NSError errorWithDomain:kFIRInstanceIDKeychainErrorDomain
+                                    code:status
+                                userInfo:nil];
+      }
+      dispatch_async(dispatch_get_main_queue(), ^{
+        handler(error);
+      });
+    }
+  });
+}
+
+@end