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Add a shared memory variant of CefProcessMessage (fixes issue #3126)

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CefSharedProcessMessageBuilder supports creation of a CefProcessMessage
backed by a CefSharedMemoryRegion.

Performance tests comparing the existing ArgumentList approach and the new
SharedMemoryRegion approach have been added to cefclient at
http://tests/ipc_performance.

CefMessageRouter has been updated to use SharedMemoryRegion as transport
for larger message payloads. The threshold is configurable via
|CefMessageRouterConfig.message_size_threshold|.

To test:
run `ceftests --gtest_filter=SendSharedProcessMessageTest.*:SharedProcessMessageTest.*:MessageRouterTest.Threshold*`
This commit is contained in:
Nik Pavlov
2022-07-04 09:49:15 +00:00
committed by Marshall Greenblatt
parent a931d49f3e
commit 81e892d19e
55 changed files with 4025 additions and 1132 deletions
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3
libcef_dll/ctocpp/process_message_ctocpp.h
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@@ -9,7 +9,7 @@
// implementations. See the translator.README.txt file in the tools directory
// for more information.
//
// $hash=39bf2321370b32cf02bf502529568e935b303550$
// $hash=f52b0dfcee0d432a334166fce348234d0d239b85$
//
#ifndef CEF_LIBCEF_DLL_CTOCPP_PROCESS_MESSAGE_CTOCPP_H_
@@ -40,6 +40,7 @@ class CefProcessMessageCToCpp
CefRefPtr<CefProcessMessage> Copy() override;
CefString GetName() override;
CefRefPtr<CefListValue> GetArgumentList() override;
CefRefPtr<CefSharedMemoryRegion> GetSharedMemoryRegion() override;
};
#endif // CEF_LIBCEF_DLL_CTOCPP_PROCESS_MESSAGE_CTOCPP_H_