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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsHttpAuthCache_h__
#define nsHttpAuthCache_h__
#include "nsError.h"
#include "nsTArray.h"
#include "nsClassHashtable.h"
#include "nsCOMPtr.h"
#include "nsHashKeys.h"
#include "nsStringFwd.h"
#include "nsIObserver.h"
namespace mozilla {
class OriginAttributesPattern;
namespace net {
//-----------------------------------------------------------------------------
// nsHttpAuthIdentity
//-----------------------------------------------------------------------------
class nsHttpAuthIdentity {
public:
nsHttpAuthIdentity() = default;
nsHttpAuthIdentity(const nsAString& domain, const nsAString& user,
const nsAString& password)
: mUser(user), mPass(password), mDomain(domain) {}
~nsHttpAuthIdentity() { Clear(); }
const nsString& Domain() const { return mDomain; }
const nsString& User() const { return mUser; }
const nsString& Password() const { return mPass; }
void Clear();
bool Equals(const nsHttpAuthIdentity& ident) const;
bool IsEmpty() const {
return mUser.IsEmpty() && mPass.IsEmpty() && mDomain.IsEmpty();
}
private:
nsString mUser;
nsString mPass;
nsString mDomain;
};
//-----------------------------------------------------------------------------
// nsHttpAuthEntry
//-----------------------------------------------------------------------------
class nsHttpAuthEntry {
public:
const nsCString& Realm() const { return mRealm; }
const nsCString& Creds() const { return mCreds; }
const nsCString& Challenge() const { return mChallenge; }
const nsString& Domain() const { return mIdent.Domain(); }
const nsString& User() const { return mIdent.User(); }
const nsString& Pass() const { return mIdent.Password(); }
const nsHttpAuthIdentity& Identity() const { return mIdent; }
[[nodiscard]] nsresult AddPath(const nsACString& aPath);
nsCOMPtr<nsISupports> mMetaData;
private:
nsHttpAuthEntry(const nsACString& path, const nsACString& realm,
const nsACString& creds, const nsACString& challenge,
const nsHttpAuthIdentity* ident, nsISupports* metadata) {
DebugOnly<nsresult> rv =
Set(path, realm, creds, challenge, ident, metadata);
MOZ_ASSERT(NS_SUCCEEDED(rv));
}
~nsHttpAuthEntry() = default;
[[nodiscard]] nsresult Set(const nsACString& path, const nsACString& realm,
const nsACString& creds,
const nsACString& challenge,
const nsHttpAuthIdentity* ident,
nsISupports* metadata);
nsHttpAuthIdentity mIdent;
nsTArray<nsCString> mPaths;
nsCString mRealm;
nsCString mCreds;
nsCString mChallenge;
friend class nsHttpAuthNode;
friend class nsHttpAuthCache;
friend class mozilla::DefaultDelete<nsHttpAuthEntry>; // needs to call the
// destructor
};
//-----------------------------------------------------------------------------
// nsHttpAuthNode
//-----------------------------------------------------------------------------
class nsHttpAuthNode {
private:
using EntryList = nsTArray<UniquePtr<nsHttpAuthEntry>>;
nsHttpAuthNode();
~nsHttpAuthNode();
// path can be null, in which case we'll search for an entry
// with a null path.
nsHttpAuthEntry* LookupEntryByPath(const nsACString& path);
// realm must not be null
nsHttpAuthEntry* LookupEntryByRealm(const nsACString& realm);
EntryList::const_iterator LookupEntryItrByRealm(
const nsACString& realm) const;
// if a matching entry is found, then credentials will be changed.
[[nodiscard]] nsresult SetAuthEntry(const nsACString& path,
const nsACString& realm,
const nsACString& creds,
const nsACString& challenge,
const nsHttpAuthIdentity* ident,
nsISupports* metadata);
void ClearAuthEntry(const nsACString& realm);
uint32_t EntryCount() { return mList.Length(); }
private:
EntryList mList;
friend class nsHttpAuthCache;
friend class mozilla::DefaultDelete<nsHttpAuthNode>; // needs to call the
// destructor
};
//-----------------------------------------------------------------------------
// nsHttpAuthCache
// (holds a hash table from host:port to nsHttpAuthNode)
//-----------------------------------------------------------------------------
class nsHttpAuthCache {
public:
nsHttpAuthCache();
~nsHttpAuthCache();
// |scheme|, |host|, and |port| are required
// |path| can be null
// |entry| is either null or a weak reference
[[nodiscard]] nsresult GetAuthEntryForPath(const nsACString& scheme,
const nsACString& host,
int32_t port,
const nsACString& path,
nsACString const& originSuffix,
nsHttpAuthEntry** entry);
// |scheme|, |host|, and |port| are required
// |realm| must not be null
// |entry| is either null or a weak reference
[[nodiscard]] nsresult GetAuthEntryForDomain(const nsACString& scheme,
const nsACString& host,
int32_t port,
const nsACString& realm,
nsACString const& originSuffix,
nsHttpAuthEntry** entry);
// |scheme|, |host|, and |port| are required
// |path| can be null
// |realm| must not be null
// if |credentials|, |user|, |pass|, and |challenge| are each
// null, then the entry is deleted.
[[nodiscard]] nsresult SetAuthEntry(
const nsACString& scheme, const nsACString& host, int32_t port,
const nsACString& path, const nsACString& realm, const nsACString& creds,
const nsACString& challenge, nsACString const& originSuffix,
const nsHttpAuthIdentity* ident, nsISupports* metadata);
void ClearAuthEntry(const nsACString& scheme, const nsACString& host,
int32_t port, const nsACString& realm,
nsACString const& originSuffix);
// expire all existing auth list entries including proxy auths.
void ClearAll();
// For testing only.
void CollectKeys(nsTArray<nsCString>& aValue);
private:
nsHttpAuthNode* LookupAuthNode(const nsACString& scheme,
const nsACString& host, int32_t port,
nsACString const& originSuffix,
nsCString& key);
class OriginClearObserver : public nsIObserver {
virtual ~OriginClearObserver() = default;
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
explicit OriginClearObserver(nsHttpAuthCache* aOwner) : mOwner(aOwner) {}
nsHttpAuthCache* mOwner;
};
void ClearOriginData(OriginAttributesPattern const& pattern);
private:
using AuthNodeTable = nsClassHashtable<nsCStringHashKey, nsHttpAuthNode>;
AuthNodeTable mDB; // "host:port" --> nsHttpAuthNode
RefPtr<OriginClearObserver> mObserver;
};
} // namespace net
} // namespace mozilla
#endif // nsHttpAuthCache_h__
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