Revert "Cut down /crypto and switch what is left of it to boringssl."

crypto/mock_apple_keychain_mac.cc

+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/logging.h"
+#include "base/time/time.h"
+#include "crypto/mock_apple_keychain.h"
+
+namespace crypto {
+
+// static
+const SecKeychainSearchRef MockAppleKeychain::kDummySearchRef =
+    reinterpret_cast<SecKeychainSearchRef>(1000);
+
+MockAppleKeychain::MockAppleKeychain()
+    : next_item_key_(0),
+      search_copy_count_(0),
+      keychain_item_copy_count_(0),
+      attribute_data_copy_count_(0),
+      find_generic_result_(noErr),
+      called_add_generic_(false),
+      password_data_count_(0) {}
+
+void MockAppleKeychain::InitializeKeychainData(MockKeychainItemType key) const {
+  UInt32 tags[] = { kSecAccountItemAttr,
+                    kSecServerItemAttr,
+                    kSecPortItemAttr,
+                    kSecPathItemAttr,
+                    kSecProtocolItemAttr,
+                    kSecAuthenticationTypeItemAttr,
+                    kSecSecurityDomainItemAttr,
+                    kSecCreationDateItemAttr,
+                    kSecNegativeItemAttr,
+                    kSecCreatorItemAttr };
+  keychain_attr_list_[key] = SecKeychainAttributeList();
+  keychain_data_[key] = KeychainPasswordData();
+  keychain_attr_list_[key].count = arraysize(tags);
+  keychain_attr_list_[key].attr = static_cast<SecKeychainAttribute*>(
+      calloc(keychain_attr_list_[key].count, sizeof(SecKeychainAttribute)));
+  for (unsigned int i = 0; i < keychain_attr_list_[key].count; ++i) {
+    keychain_attr_list_[key].attr[i].tag = tags[i];
+    size_t data_size = 0;
+    switch (tags[i]) {
+      case kSecPortItemAttr:
+        data_size = sizeof(UInt32);
+        break;
+      case kSecProtocolItemAttr:
+        data_size = sizeof(SecProtocolType);
+        break;
+      case kSecAuthenticationTypeItemAttr:
+        data_size = sizeof(SecAuthenticationType);
+        break;
+      case kSecNegativeItemAttr:
+        data_size = sizeof(Boolean);
+        break;
+      case kSecCreatorItemAttr:
+        data_size = sizeof(OSType);
+        break;
+    }
+    if (data_size > 0) {
+      keychain_attr_list_[key].attr[i].length = data_size;
+      keychain_attr_list_[key].attr[i].data = calloc(1, data_size);
+    }
+  }
+}
+
+MockAppleKeychain::~MockAppleKeychain() {
+  for (MockKeychainAttributesMap::iterator it = keychain_attr_list_.begin();
+       it != keychain_attr_list_.end();
+       ++it) {
+    for (unsigned int i = 0; i < it->second.count; ++i) {
+      if (it->second.attr[i].data)
+        free(it->second.attr[i].data);
+    }
+    free(it->second.attr);
+    if (keychain_data_[it->first].data)
+      free(keychain_data_[it->first].data);
+  }
+  keychain_attr_list_.clear();
+  keychain_data_.clear();
+}
+
+SecKeychainAttribute* MockAppleKeychain::AttributeWithTag(
+    const SecKeychainAttributeList& attribute_list,
+    UInt32 tag) {
+  int attribute_index = -1;
+  for (unsigned int i = 0; i < attribute_list.count; ++i) {
+    if (attribute_list.attr[i].tag == tag) {
+      attribute_index = i;
+      break;
+    }
+  }
+  if (attribute_index == -1) {
+    NOTREACHED() << "Unsupported attribute: " << tag;
+    return NULL;
+  }
+  return &(attribute_list.attr[attribute_index]);
+}
+
+void MockAppleKeychain::SetTestDataBytes(MockKeychainItemType item,
+                                         UInt32 tag,
+                                         const void* data,
+                                         size_t length) {
+  SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[item],
+                                                     tag);
+  attribute->length = length;
+  if (length > 0) {
+    if (attribute->data)
+      free(attribute->data);
+    attribute->data = malloc(length);
+    CHECK(attribute->data);
+    memcpy(attribute->data, data, length);
+  } else {
+    attribute->data = NULL;
+  }
+}
+
+void MockAppleKeychain::SetTestDataString(MockKeychainItemType item,
+                                          UInt32 tag,
+                                          const char* value) {
+  SetTestDataBytes(item, tag, value, value ? strlen(value) : 0);
+}
+
+void MockAppleKeychain::SetTestDataPort(MockKeychainItemType item,
+                                        UInt32 value) {
+  SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[item],
+                                                     kSecPortItemAttr);
+  UInt32* data = static_cast<UInt32*>(attribute->data);
+  *data = value;
+}
+
+void MockAppleKeychain::SetTestDataProtocol(MockKeychainItemType item,
+                                            SecProtocolType value) {
+  SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[item],
+                                                     kSecProtocolItemAttr);
+  SecProtocolType* data = static_cast<SecProtocolType*>(attribute->data);
+  *data = value;
+}
+
+void MockAppleKeychain::SetTestDataAuthType(MockKeychainItemType item,
+                                            SecAuthenticationType value) {
+  SecKeychainAttribute* attribute = AttributeWithTag(
+      keychain_attr_list_[item], kSecAuthenticationTypeItemAttr);
+  SecAuthenticationType* data = static_cast<SecAuthenticationType*>(
+      attribute->data);
+  *data = value;
+}
+
+void MockAppleKeychain::SetTestDataNegativeItem(MockKeychainItemType item,
+                                                Boolean value) {
+  SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[item],
+                                                     kSecNegativeItemAttr);
+  Boolean* data = static_cast<Boolean*>(attribute->data);
+  *data = value;
+}
+
+void MockAppleKeychain::SetTestDataCreator(MockKeychainItemType item,
+                                           OSType value) {
+  SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[item],
+                                                     kSecCreatorItemAttr);
+  OSType* data = static_cast<OSType*>(attribute->data);
+  *data = value;
+}
+
+void MockAppleKeychain::SetTestDataPasswordBytes(MockKeychainItemType item,
+                                                 const void* data,
+                                                 size_t length) {
+  keychain_data_[item].length = length;
+  if (length > 0) {
+    if (keychain_data_[item].data)
+      free(keychain_data_[item].data);
+    keychain_data_[item].data = malloc(length);
+    memcpy(keychain_data_[item].data, data, length);
+  } else {
+    keychain_data_[item].data = NULL;
+  }
+}
+
+void MockAppleKeychain::SetTestDataPasswordString(MockKeychainItemType item,
+                                                  const char* value) {
+  SetTestDataPasswordBytes(item, value, value ? strlen(value) : 0);
+}
+
+OSStatus MockAppleKeychain::ItemCopyAttributesAndData(
+    SecKeychainItemRef itemRef,
+    SecKeychainAttributeInfo* info,
+    SecItemClass* itemClass,
+    SecKeychainAttributeList** attrList,
+    UInt32* length,
+    void** outData) const {
+  DCHECK(itemRef);
+  MockKeychainItemType key =
+      reinterpret_cast<MockKeychainItemType>(itemRef) - 1;
+  if (keychain_attr_list_.find(key) == keychain_attr_list_.end())
+    return errSecInvalidItemRef;
+
+  DCHECK(!itemClass);  // itemClass not implemented in the Mock.
+  if (attrList)
+    *attrList  = &(keychain_attr_list_[key]);
+  if (outData) {
+    *outData = keychain_data_[key].data;
+    DCHECK(length);
+    *length = keychain_data_[key].length;
+  }
+
+  ++attribute_data_copy_count_;
+  return noErr;
+}
+
+OSStatus MockAppleKeychain::ItemModifyAttributesAndData(
+    SecKeychainItemRef itemRef,
+    const SecKeychainAttributeList* attrList,
+    UInt32 length,
+    const void* data) const {
+  DCHECK(itemRef);
+  const char* fail_trigger = "fail_me";
+  if (length == strlen(fail_trigger) &&
+      memcmp(data, fail_trigger, length) == 0) {
+    return errSecAuthFailed;
+  }
+
+  MockKeychainItemType key =
+      reinterpret_cast<MockKeychainItemType>(itemRef) - 1;
+  if (keychain_attr_list_.find(key) == keychain_attr_list_.end())
+    return errSecInvalidItemRef;
+
+  MockAppleKeychain* mutable_this = const_cast<MockAppleKeychain*>(this);
+  if (attrList) {
+    for (UInt32 change_attr = 0; change_attr < attrList->count; ++change_attr) {
+      if (attrList->attr[change_attr].tag == kSecCreatorItemAttr) {
+        void* data = attrList->attr[change_attr].data;
+        mutable_this->SetTestDataCreator(key, *(static_cast<OSType*>(data)));
+      } else {
+        NOTIMPLEMENTED();
+      }
+    }
+  }
+  if (data)
+    mutable_this->SetTestDataPasswordBytes(key, data, length);
+  return noErr;
+}
+
+OSStatus MockAppleKeychain::ItemFreeAttributesAndData(
+    SecKeychainAttributeList* attrList,
+    void* data) const {
+  --attribute_data_copy_count_;
+  return noErr;
+}
+
+OSStatus MockAppleKeychain::ItemDelete(SecKeychainItemRef itemRef) const {
+  MockKeychainItemType key =
+      reinterpret_cast<MockKeychainItemType>(itemRef) - 1;
+
+  for (unsigned int i = 0; i < keychain_attr_list_[key].count; ++i) {
+    if (keychain_attr_list_[key].attr[i].data)
+      free(keychain_attr_list_[key].attr[i].data);
+  }
+  free(keychain_attr_list_[key].attr);
+  if (keychain_data_[key].data)
+    free(keychain_data_[key].data);
+
+  keychain_attr_list_.erase(key);
+  keychain_data_.erase(key);
+  added_via_api_.erase(key);
+  return noErr;
+}
+
+OSStatus MockAppleKeychain::SearchCreateFromAttributes(
+    CFTypeRef keychainOrArray,
+    SecItemClass itemClass,
+    const SecKeychainAttributeList* attrList,
+    SecKeychainSearchRef* searchRef) const {
+  // Figure out which of our mock items matches, and set up the array we'll use
+  // to generate results out of SearchCopyNext.
+  remaining_search_results_.clear();
+  for (MockKeychainAttributesMap::const_iterator it =
+           keychain_attr_list_.begin();
+       it != keychain_attr_list_.end();
+       ++it) {
+    bool mock_item_matches = true;
+    for (UInt32 search_attr = 0; search_attr < attrList->count; ++search_attr) {
+      SecKeychainAttribute* mock_attribute =
+          AttributeWithTag(it->second, attrList->attr[search_attr].tag);
+      if (mock_attribute->length != attrList->attr[search_attr].length ||
+          memcmp(mock_attribute->data, attrList->attr[search_attr].data,
+                 attrList->attr[search_attr].length) != 0) {
+        mock_item_matches = false;
+        break;
+      }
+    }
+    if (mock_item_matches)
+      remaining_search_results_.push_back(it->first);
+  }
+
+  DCHECK(searchRef);
+  *searchRef = kDummySearchRef;
+  ++search_copy_count_;
+  return noErr;
+}
+
+bool MockAppleKeychain::AlreadyContainsInternetPassword(
+    UInt32 serverNameLength,
+    const char* serverName,
+    UInt32 securityDomainLength,
+    const char* securityDomain,
+    UInt32 accountNameLength,
+    const char* accountName,
+    UInt32 pathLength,
+    const char* path,
+    UInt16 port,
+    SecProtocolType protocol,
+    SecAuthenticationType authenticationType) const {
+  for (MockKeychainAttributesMap::const_iterator it =
+           keychain_attr_list_.begin();
+       it != keychain_attr_list_.end();
+       ++it) {
+    SecKeychainAttribute* attribute;
+    attribute = AttributeWithTag(it->second, kSecServerItemAttr);
+    if ((attribute->length != serverNameLength) ||
+        (attribute->data == NULL && *serverName != '\0') ||
+        (attribute->data != NULL && *serverName == '\0') ||
+        strncmp(serverName,
+                (const char*) attribute->data,
+                serverNameLength) != 0) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecSecurityDomainItemAttr);
+    if ((attribute->length != securityDomainLength) ||
+        (attribute->data == NULL && *securityDomain != '\0') ||
+        (attribute->data != NULL && *securityDomain == '\0') ||
+        strncmp(securityDomain,
+                (const char*) attribute->data,
+                securityDomainLength) != 0) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecAccountItemAttr);
+    if ((attribute->length != accountNameLength) ||
+        (attribute->data == NULL && *accountName != '\0') ||
+        (attribute->data != NULL && *accountName == '\0') ||
+        strncmp(accountName,
+                (const char*) attribute->data,
+                accountNameLength) != 0) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecPathItemAttr);
+    if ((attribute->length != pathLength) ||
+        (attribute->data == NULL && *path != '\0') ||
+        (attribute->data != NULL && *path == '\0') ||
+        strncmp(path,
+                (const char*) attribute->data,
+                pathLength) != 0) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecPortItemAttr);
+    if ((attribute->data == NULL) ||
+        (port != *(static_cast<UInt32*>(attribute->data)))) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecProtocolItemAttr);
+    if ((attribute->data == NULL) ||
+        (protocol != *(static_cast<SecProtocolType*>(attribute->data)))) {
+      continue;
+    }
+    attribute = AttributeWithTag(it->second, kSecAuthenticationTypeItemAttr);
+    if ((attribute->data == NULL) ||
+        (authenticationType !=
+            *(static_cast<SecAuthenticationType*>(attribute->data)))) {
+      continue;
+    }
+    // The keychain already has this item, since all fields other than the
+    // password match.
+    return true;
+  }
+  return false;
+}
+
+OSStatus MockAppleKeychain::AddInternetPassword(
+    SecKeychainRef keychain,
+    UInt32 serverNameLength,
+    const char* serverName,
+    UInt32 securityDomainLength,
+    const char* securityDomain,
+    UInt32 accountNameLength,
+    const char* accountName,
+    UInt32 pathLength,
+    const char* path,
+    UInt16 port,
+    SecProtocolType protocol,
+    SecAuthenticationType authenticationType,
+    UInt32 passwordLength,
+    const void* passwordData,
+    SecKeychainItemRef* itemRef) const {
+
+  // Check for the magic duplicate item trigger.
+  if (strcmp(serverName, "some.domain.com") == 0)
+    return errSecDuplicateItem;
+
+  // If the account already exists in the keychain, we don't add it.
+  if (AlreadyContainsInternetPassword(serverNameLength, serverName,
+                                      securityDomainLength, securityDomain,
+                                      accountNameLength, accountName,
+                                      pathLength, path,
+                                      port, protocol,
+                                      authenticationType)) {
+    return errSecDuplicateItem;
+  }
+
+  // Pick the next unused slot.
+  MockKeychainItemType key = next_item_key_++;
+
+  // Initialize keychain data storage at the target location.
+  InitializeKeychainData(key);
+
+  MockAppleKeychain* mutable_this = const_cast<MockAppleKeychain*>(this);
+  mutable_this->SetTestDataBytes(key, kSecServerItemAttr, serverName,
+                                 serverNameLength);
+  mutable_this->SetTestDataBytes(key, kSecSecurityDomainItemAttr,
+                                 securityDomain, securityDomainLength);
+  mutable_this->SetTestDataBytes(key, kSecAccountItemAttr, accountName,
+                                 accountNameLength);
+  mutable_this->SetTestDataBytes(key, kSecPathItemAttr, path, pathLength);
+  mutable_this->SetTestDataPort(key, port);
+  mutable_this->SetTestDataProtocol(key, protocol);
+  mutable_this->SetTestDataAuthType(key, authenticationType);
+  mutable_this->SetTestDataPasswordBytes(key, passwordData,
+                                         passwordLength);
+  base::Time::Exploded exploded_time;
+  base::Time::Now().UTCExplode(&exploded_time);
+  char time_string[128];
+  snprintf(time_string, sizeof(time_string), "%04d%02d%02d%02d%02d%02dZ",
+           exploded_time.year, exploded_time.month, exploded_time.day_of_month,
+           exploded_time.hour, exploded_time.minute, exploded_time.second);
+  mutable_this->SetTestDataString(key, kSecCreationDateItemAttr, time_string);
+
+  added_via_api_.insert(key);
+
+  if (itemRef) {
+    *itemRef = reinterpret_cast<SecKeychainItemRef>(key + 1);
+    ++keychain_item_copy_count_;
+  }
+  return noErr;
+}
+
+OSStatus MockAppleKeychain::SearchCopyNext(SecKeychainSearchRef searchRef,
+                                           SecKeychainItemRef* itemRef) const {
+  if (remaining_search_results_.empty())
+    return errSecItemNotFound;
+  MockKeychainItemType key = remaining_search_results_.front();
+  remaining_search_results_.erase(remaining_search_results_.begin());
+  *itemRef = reinterpret_cast<SecKeychainItemRef>(key + 1);
+  ++keychain_item_copy_count_;
+  return noErr;
+}
+
+void MockAppleKeychain::Free(CFTypeRef ref) const {
+  if (!ref)
+    return;
+
+  if (ref == kDummySearchRef) {
+    --search_copy_count_;
+  } else {
+    --keychain_item_copy_count_;
+  }
+}
+
+int MockAppleKeychain::UnfreedSearchCount() const {
+  return search_copy_count_;
+}
+
+int MockAppleKeychain::UnfreedKeychainItemCount() const {
+  return keychain_item_copy_count_;
+}
+
+int MockAppleKeychain::UnfreedAttributeDataCount() const {
+  return attribute_data_copy_count_;
+}
+
+bool MockAppleKeychain::CreatorCodesSetForAddedItems() const {
+  for (std::set<MockKeychainItemType>::const_iterator
+           i = added_via_api_.begin();
+       i != added_via_api_.end();
+       ++i) {
+    SecKeychainAttribute* attribute = AttributeWithTag(keychain_attr_list_[*i],
+                                                       kSecCreatorItemAttr);
+    OSType* data = static_cast<OSType*>(attribute->data);
+    if (*data == 0)
+      return false;
+  }
+  return true;
+}
+
+void MockAppleKeychain::AddTestItem(const KeychainTestData& item_data) {
+  MockKeychainItemType key = next_item_key_++;
+
+  InitializeKeychainData(key);
+  SetTestDataAuthType(key, item_data.auth_type);
+  SetTestDataString(key, kSecServerItemAttr, item_data.server);
+  SetTestDataProtocol(key, item_data.protocol);
+  SetTestDataString(key, kSecPathItemAttr, item_data.path);
+  SetTestDataPort(key, item_data.port);
+  SetTestDataString(key, kSecSecurityDomainItemAttr,
+                    item_data.security_domain);
+  SetTestDataString(key, kSecCreationDateItemAttr, item_data.creation_date);
+  SetTestDataString(key, kSecAccountItemAttr, item_data.username);
+  SetTestDataPasswordString(key, item_data.password);
+  SetTestDataNegativeItem(key, item_data.negative_item);
+}
+
+}  // namespace crypto