3 files changed, 37 insertions, 3 deletions
diff --git a/src/ui/CMakeLists.txt b/src/ui/CMakeLists.txt
index 3ec2eb3e..e9e88104 100644
--- a/src/ui/CMakeLists.txt
+++ b/src/ui/CMakeLists.txt
@@ -15,15 +15,16 @@ if (SMTP_SUPPORT)
     aux_source_directory(./smtp UI_SOURCE)
 endif ()
 
-find_library(libvmime NAMES libvmime.a)
+
 add_library(gpgfrontend_ui STATIC ${UI_SOURCE})
 set(GPGFRONTEND_UI_LIB_NAME gpgfrontend_ui)
 # link Qt
 target_link_libraries(${GPGFRONTEND_UI_LIB_NAME}
         Qt5::Network Qt5::PrintSupport Qt5::Widgets Qt5::Test Qt5::Core)
 # link vmime
+find_library(libvmime NAMES libvmime.a)
 target_link_libraries(${GPGFRONTEND_UI_LIB_NAME}
-        ${libvmime})
+        ${libvmime} anl ssl crypto)
 target_include_directories(gpgfrontend_ui PUBLIC
         ${CMAKE_CURRENT_BINARY_DIR}/${GPGFRONTEND_UI_LIB_NAME}_autogen/include)
 
diff --git a/src/ui/settings/GlobalSettingStation.cpp b/src/ui/settings/GlobalSettingStation.cpp
index e88de93b..43534926 100644
--- a/src/ui/settings/GlobalSettingStation.cpp
+++ b/src/ui/settings/GlobalSettingStation.cpp
@@ -24,6 +24,8 @@
 
 #include "GlobalSettingStation.h"
 
+#include <vmime/vmime.hpp>
+
 std::unique_ptr<GpgFrontend::UI::GlobalSettingStation>
     GpgFrontend::UI::GlobalSettingStation::_instance = nullptr;
 
@@ -48,7 +50,10 @@ void GpgFrontend::UI::GlobalSettingStation::Sync() noexcept {
   }
 }
 
-GpgFrontend::UI::GlobalSettingStation::GlobalSettingStation() noexcept {
+GpgFrontend::UI::GlobalSettingStation::GlobalSettingStation() noexcept
+    : default_certs_verifier_(
+          vmime::make_shared<
+              vmime::security::cert::defaultCertificateVerifier>()) {
   using namespace boost::filesystem;
   using namespace libconfig;
 
@@ -92,3 +97,9 @@ GpgFrontend::UI::GlobalSettingStation::GlobalSettingStation() noexcept {
     }
   }
 }
+
+void GpgFrontend::UI::GlobalSettingStation::SetRootCerts(
+    const std::vector<
+        vmime::shared_ptr<vmime::security::cert::X509Certificate>>& certs) {
+  default_certs_verifier_->setX509RootCAs(certs);
+}
diff --git a/src/ui/settings/GlobalSettingStation.h b/src/ui/settings/GlobalSettingStation.h
index a89bf32d..0838dfa4 100644
--- a/src/ui/settings/GlobalSettingStation.h
+++ b/src/ui/settings/GlobalSettingStation.h
@@ -31,6 +31,11 @@
 #include "GpgFrontendBuildInstallInfo.h"
 #include "ui/GpgFrontendUI.h"
 
+namespace vmime::security::cert {
+class defaultCertificateVerifier;
+class X509Certificate;
+}  // namespace vmime::security::cert
+
 namespace GpgFrontend::UI {
 
 class GlobalSettingStation : public QObject {
@@ -68,6 +73,20 @@ class GlobalSettingStation : public QObject {
     return app_resource_path;
   }
 
+  [[nodiscard]] boost::filesystem::path GetCertsDir() const {
+    return app_resource_path / "certs";
+  }
+
+  [[nodiscard]] std::shared_ptr<
+      vmime::security::cert::defaultCertificateVerifier>
+  GetCertVerifier() const {
+    return default_certs_verifier_;
+  }
+
+  void SetRootCerts(
+      const std::vector<
+          std::shared_ptr<vmime::security::cert::X509Certificate>>& certs);
+
   void Sync() noexcept;
 
  private:
@@ -113,6 +132,9 @@ class GlobalSettingStation : public QObject {
 
   libconfig::Config ui_cfg;
 
+  std::shared_ptr<vmime::security::cert::defaultCertificateVerifier>
+      default_certs_verifier_;
+
   static std::unique_ptr<GlobalSettingStation> _instance;
 };
 }  // namespace GpgFrontend::UI