1 files changed, 83 insertions, 0 deletions
diff --git a/chromium/net/first_party_sets/first_party_sets_context_config.h b/chromium/net/first_party_sets/first_party_sets_context_config.h
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+++ b/chromium/net/first_party_sets/first_party_sets_context_config.h
@@ -0,0 +1,83 @@
+// Copyright 2022 The Chromium Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef NET_FIRST_PARTY_SETS_FIRST_PARTY_SETS_CONTEXT_CONFIG_H_
+#define NET_FIRST_PARTY_SETS_FIRST_PARTY_SETS_CONTEXT_CONFIG_H_
+
+#include "base/containers/flat_map.h"
+#include "base/functional/function_ref.h"
+#include "net/base/schemeful_site.h"
+#include "net/first_party_sets/first_party_set_entry.h"
+#include "third_party/abseil-cpp/absl/types/optional.h"
+
+namespace mojo {
+template <typename DataViewType, typename T>
+struct StructTraits;
+}  // namespace mojo
+namespace network::mojom {
+class FirstPartySetsContextConfigDataView;
+}  // namespace network::mojom
+
+namespace net {
+
+// This struct bundles together the customized settings to First-Party Sets
+// info in the given network context.
+class NET_EXPORT FirstPartySetsContextConfig {
+ public:
+  using OverrideSets =
+      base::flat_map<SchemefulSite, absl::optional<FirstPartySetEntry>>;
+
+  FirstPartySetsContextConfig();
+  explicit FirstPartySetsContextConfig(OverrideSets customizations);
+
+  FirstPartySetsContextConfig(FirstPartySetsContextConfig&& other);
+  FirstPartySetsContextConfig& operator=(FirstPartySetsContextConfig&& other);
+
+  ~FirstPartySetsContextConfig();
+
+  FirstPartySetsContextConfig Clone() const;
+
+  bool operator==(const FirstPartySetsContextConfig& other) const;
+
+  bool empty() const { return customizations_.empty(); }
+
+  // Finds an override for the given site, in this context. Returns:
+  // - nullopt if no override was found.
+  // - optional(nullopt) if an override was found, and it's a deletion.
+  // - optional(optional(entry)) if an override was found, and it's a
+  // modification/addition.
+  absl::optional<absl::optional<FirstPartySetEntry>> FindOverride(
+      const SchemefulSite& site) const;
+
+  // Returns whether an override can be found for the given site in this
+  // context.
+  bool Contains(const SchemefulSite& site) const;
+
+  // Synchronously iterate over all the override entries. Each iteration will be
+  // invoked with the relevant site and the override that applies to it. The
+  // override will be `nullopt` if it is a deletion, or `optional(entry)` if it
+  // is a modification of an existing entry, or an addition.
+  //
+  // Returns early if any of the iterations returns false. Returns false if
+  // iteration was incomplete; true if all iterations returned true. No
+  // guarantees are made re: iteration order.
+  bool ForEachCustomizationEntry(
+      base::FunctionRef<bool(const SchemefulSite&,
+                             const absl::optional<FirstPartySetEntry>&)> f)
+      const;
+
+ private:
+  // mojo (de)serialization needs access to private details.
+  friend struct mojo::StructTraits<
+      network::mojom::FirstPartySetsContextConfigDataView,
+      FirstPartySetsContextConfig>;
+
+  const OverrideSets& customizations() const { return customizations_; }
+
+  OverrideSets customizations_;
+};
+
+}  // namespace net
+
+#endif  // NET_FIRST_PARTY_SETS_FIRST_PARTY_SETS_CONTEXT_CONFIG_H_
+\ No newline at end of file