feat: add pinentry module and paper key module

1 files changed, 184 insertions, 0 deletions

diff --git a/src/m_paper_key/PaperKeyModule.cpp b/src/m_paper_key/PaperKeyModule.cpp
new file mode 100644
index 0000000..c6eedb7
--- /dev/null
+++ b/src/m_paper_key/PaperKeyModule.cpp
@@ -0,0 +1,184 @@
+/**
+ * Copyright (C) 2021 Saturneric <[email protected]>
+ *
+ * This file is part of GpgFrontend.
+ *
+ * GpgFrontend is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GpgFrontend is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GpgFrontend. If not, see <https://www.gnu.org/licenses/>.
+ *
+ * The initial version of the source code is inherited from
+ * the gpg4usb project, which is under GPL-3.0-or-later.
+ *
+ * All the source code of GpgFrontend was modified and released by
+ * Saturneric <[email protected]> starting on May 12, 2021.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ */
+
+#include "PaperKeyModule.h"
+
+#include <QtCore>
+
+#include "GFModuleCommonUtils.hpp"
+#include "GFSDKBuildInfo.h"
+#include "extract.h"
+
+auto GFGetModuleGFSDKVersion() -> const char * {
+  return DUP(GF_SDK_VERSION_STR);
+}
+
+auto GFGetModuleQtEnvVersion() -> const char * { return DUP(QT_VERSION_STR); }
+
+auto GFGetModuleID() -> const char * {
+  return DUP("com.bktus.gpgfrontend.module.paper_key");
+}
+
+auto GFGetModuleVersion() -> const char * { return DUP("1.0.0"); }
+
+auto GFGetModuleMetaData() -> GFModuleMetaData * {
+  return QMapToGFModuleMetaDataList(
+      {{"Name", "PaperKey"},
+       {"Description", "Integrated PaperKey Functions."},
+       {"Author", "Saturneric"}});
+}
+
+auto GFRegisterModule() -> int {
+  MLogDebug("paper key module registering");
+
+  return 0;
+}
+
+auto GFActiveModule() -> int {
+  MLogDebug("paper key module activating");
+  GFModuleListenEvent(GFGetModuleID(), DUP("REQUEST_TRANS_KEY_2_PAPER_KEY"));
+  GFModuleListenEvent(GFGetModuleID(), DUP("REQUEST_TRANS_PAPER_KEY_2_KEY"));
+  return 0;
+}
+
+auto GFExecuteModule(GFModuleEvent *p_event) -> int {
+  MLogDebug(
+      QString("paper key module executing, event id: %1").arg(p_event->id));
+
+  auto event = ConvertEventToMap(p_event);
+
+  if (event["event_id"] == "REQUEST_TRANS_KEY_2_PAPER_KEY") {
+    if (event["secret_key"].isEmpty() || event["output_path"].isEmpty()) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"},
+               {"reason", "secret key or output path is empty"}}));
+      return -1;
+    }
+
+    QByteArray secret_key_data =
+        QByteArray::fromBase64(event["secret_key"].toUtf8());
+
+    QTemporaryFile secret_key_t_file;
+    if (!secret_key_t_file.open()) {
+      qWarning() << "Unable to open temporary file";
+      MLogWarn("unable to open temporary file");
+      return -1;
+    }
+
+    secret_key_t_file.write(secret_key_data);
+    secret_key_t_file.flush();
+    secret_key_t_file.seek(0);
+
+    FILE *file = fdopen(secret_key_t_file.handle(), "rb");
+    if (file == nullptr) {
+      qDebug() << "Unable to convert QTemporaryFile to FILE*";
+      return -1;
+    }
+
+    extract(file, event["output_path"].toUtf8(), AUTO);
+
+    fclose(file);
+  } else if (event["event_id"] == "REQUEST_TRANS_PAPER_KEY_2_KEY") {
+    if (event["public_key"].isEmpty() || event["paper_key_secrets"].isEmpty()) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"},
+               {"reason", "public key or paper key secrets is empty"}}));
+      return -1;
+    }
+
+    QByteArray public_key_data =
+        QByteArray::fromBase64(event["public_key"].toUtf8());
+
+    QTemporaryFile public_key_t_file;
+    if (!public_key_t_file.open()) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"}, {"reason", "unable to open temporary file"}}));
+      return -1;
+    }
+
+    public_key_t_file.write(public_key_data);
+    public_key_t_file.flush();
+    public_key_t_file.seek(0);
+
+    FILE *pubring = fdopen(public_key_t_file.handle(), "rb");
+    if (pubring == nullptr) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"},
+               {"reason", "unable to convert QTemporaryFile to FILE*"}}));
+      return -1;
+    }
+
+    QByteArray secrets_data =
+        QByteArray::fromBase64(event["paper_key_secrets"].toUtf8());
+
+    QTemporaryFile secrets_data_file;
+    if (!secrets_data_file.open()) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"}, {"reason", "unable to open temporary file"}}));
+      return -1;
+    }
+
+    secrets_data_file.write(public_key_data);
+    secrets_data_file.flush();
+    secrets_data_file.seek(0);
+
+    FILE *secrets = fdopen(secrets_data_file.handle(), "rb");
+    if (secrets == nullptr) {
+      GFModuleTriggerModuleEventCallback(
+          ConvertMapToEvent(event), GFGetModuleID(), 1,
+          ConvertMapToParams(
+              {{"ret", "-1"},
+               {"reason", "unable to convert QTemporaryFile to FILE*"}}));
+      return -1;
+    }
+
+    restore(pubring, secrets, AUTO, )
+  }
+
+  GFModuleTriggerModuleEventCallback(ConvertMapToEvent(event), GFGetModuleID(),
+                                     1, ConvertMapToParams({{"ret", "0"}}));
+  return 0;
+}
+
+auto GFDeactiveModule() -> int { return 0; }
+
+auto GFUnregisterModule() -> int {
+  MLogDebug("paper key module unregistering");
+
+  return 0;
+}
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