DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Header

Mercurial (b6d82b1a6b02)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */

#include "mozilla/dom/WebAuthnTransactionParent.h"
#include "mozilla/dom/U2FTokenManager.h"
#include "mozilla/ipc/PBackgroundParent.h"
#include "mozilla/ipc/BackgroundParent.h"

#ifdef OS_WIN
#  include "WinWebAuthnManager.h"
#endif

namespace mozilla {
namespace dom {

mozilla::ipc::IPCResult WebAuthnTransactionParent::RecvRequestRegister(
    const uint64_t& aTransactionId,
    const WebAuthnMakeCredentialInfo& aTransactionInfo) {
  AssertIsOnBackgroundThread();

#ifdef OS_WIN
  if (WinWebAuthnManager::AreWebAuthNApisAvailable()) {
    WinWebAuthnManager* mgr = WinWebAuthnManager::Get();
    mgr->Register(this, aTransactionId, aTransactionInfo);
  } else {
    U2FTokenManager* mgr = U2FTokenManager::Get();
    mgr->Register(this, aTransactionId, aTransactionInfo);
  }
#else
  U2FTokenManager* mgr = U2FTokenManager::Get();
  mgr->Register(this, aTransactionId, aTransactionInfo);
#endif

  return IPC_OK();
}

mozilla::ipc::IPCResult WebAuthnTransactionParent::RecvRequestSign(
    const uint64_t& aTransactionId,
    const WebAuthnGetAssertionInfo& aTransactionInfo) {
  AssertIsOnBackgroundThread();

#ifdef OS_WIN
  if (WinWebAuthnManager::AreWebAuthNApisAvailable()) {
    WinWebAuthnManager* mgr = WinWebAuthnManager::Get();
    mgr->Sign(this, aTransactionId, aTransactionInfo);
  } else {
    U2FTokenManager* mgr = U2FTokenManager::Get();
    mgr->Sign(this, aTransactionId, aTransactionInfo);
  }
#else
  U2FTokenManager* mgr = U2FTokenManager::Get();
  mgr->Sign(this, aTransactionId, aTransactionInfo);
#endif

  return IPC_OK();
}

mozilla::ipc::IPCResult WebAuthnTransactionParent::RecvRequestCancel(
    const uint64_t& aTransactionId) {
  AssertIsOnBackgroundThread();

#ifdef OS_WIN
  if (WinWebAuthnManager::AreWebAuthNApisAvailable()) {
    WinWebAuthnManager* mgr = WinWebAuthnManager::Get();
    mgr->Cancel(this, aTransactionId);
  } else {
    U2FTokenManager* mgr = U2FTokenManager::Get();
    mgr->Cancel(this, aTransactionId);
  }
#else
  U2FTokenManager* mgr = U2FTokenManager::Get();
  mgr->Cancel(this, aTransactionId);
#endif

  return IPC_OK();
}

mozilla::ipc::IPCResult WebAuthnTransactionParent::RecvDestroyMe() {
  AssertIsOnBackgroundThread();

  // The child was disconnected from the WebAuthnManager instance and will send
  // no further messages. It is kept alive until we delete it explicitly.

  // The child should have cancelled any active transaction. This means
  // we expect no more messages to the child. We'll crash otherwise.

  // The IPC roundtrip is complete. No more messages, hopefully.
  IProtocol* mgr = Manager();
  if (!Send__delete__(this)) {
    return IPC_FAIL_NO_REASON(mgr);
  }

  return IPC_OK();
}

void WebAuthnTransactionParent::ActorDestroy(ActorDestroyReason aWhy) {
  AssertIsOnBackgroundThread();

  // Called either by Send__delete__() in RecvDestroyMe() above, or when
  // the channel disconnects. Ensure the token manager forgets about us.

#ifdef OS_WIN
  if (WinWebAuthnManager::AreWebAuthNApisAvailable()) {
    WinWebAuthnManager* mgr = WinWebAuthnManager::Get();
    if (mgr) {
      mgr->MaybeClearTransaction(this);
    }
  } else {
    U2FTokenManager* mgr = U2FTokenManager::Get();
    if (mgr) {
      mgr->MaybeClearTransaction(this);
    }
  }
#else
  U2FTokenManager* mgr = U2FTokenManager::Get();
  if (mgr) {
    mgr->MaybeClearTransaction(this);
  }
#endif
}

}  // namespace dom
}  // namespace mozilla