Add privilege check for audio capturer

any app that wants to capture system audio should have the
corresponding privilege, so before opening the corresponding
device we check it by the cynara module.

Change-Id: I45cec311b095ef65a325704c69fb16aab3e8b80b
Signed-off-by: peng.yin <peng8.yin@samsung.com>

diff --git a/tizen_src/chromium_impl/media/audio/tizen/capi_usb_audio_input_stream.cc b/tizen_src/chromium_impl/media/audio/tizen/capi_usb_audio_input_stream.cc
index 1d3f23154e68bc7a051eafc7b45d9958c6ad5def..98061c6781cc37606ab60beb33687de7f28615a4 100644 (file)
--- a/tizen_src/chromium_impl/media/audio/tizen/capi_usb_audio_input_stream.cc
+++ b/tizen_src/chromium_impl/media/audio/tizen/capi_usb_audio_input_stream.cc
@@ -11,9 +11,18 @@
 #include "base/logging.h"
 #include "media/audio/tizen/audio_manager_capi.h"
 
+#if BUILDFLAG(IS_TIZEN_TV)
+#include "wrt/src/common/privilege.h"
+#endif
+
 #include <sound_manager_internal.h>
 namespace media {
 
+#if BUILDFLAG(IS_TIZEN_TV)
+constexpr char kMediaCapturePrivilege[] =
+    "http://tizen.org/privilege/mediacapture";
+#endif
+
 CapiUsbAudioInputStream::CapiUsbAudioInputStream(
     AudioManagerCapi* audio_manager,
     const std::string& device_name,
@@ -96,6 +105,19 @@ bool CapiUsbAudioInputStream::OpenMic() {
     return false;
   }
 
+#if BUILDFLAG(IS_TIZEN_TV)
+  // Check privilege for audio forwarding device used to capture system
+  // output audio.
+  if (device_type == SOUND_DEVICE_FORWARDING) {
+    auto has_privilege =
+        wrt::privilege::FindPrivilegeFromCynara(kMediaCapturePrivilege);
+    if (!has_privilege) {
+      LOG(ERROR) << "No system audio capture privilege.";
+      return false;
+    }
+  }
+#endif
+
   stream_info_ = nullptr;
 
   ret = sound_manager_create_stream_information(stream_type, nullptr, nullptr,