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Enable V8 sandbox by default (fixes #3332)

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When the V8 sandbox is enabled, ArrayBuffer backing stores must be
allocated inside the sandbox address space. This change introduces a new
CefV8Value::CreateArrayBufferWithCopy method that copies the memory
contents into the sandbox address space.

Enabling the V8 sandbox can have a performance impact, especially when
passing large ArrayBuffers from C++ code to the JS side. We have therefore
retained the old CefV8Value::CreateArrayBuffer method that references
external memory. However, this method can only be used if the V8 sandbox is
disabled at CEF/Chromium build time.

To disable the V8 sandbox add `v8_enable_sandbox=false` to
`GN_DEFINES` when building CEF/Chromium.
This commit is contained in:
Nik Pavlov
2024-08-05 16:00:58 +00:00
committed by Marshall Greenblatt
parent 08ae3a44a6
commit 295ea1f715
15 changed files with 264 additions and 72 deletions
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8
include/cef_api_hash.h
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@@ -42,13 +42,13 @@
// way that may cause binary incompatibility with other builds. The universal
// hash value will change if any platform is affected whereas the platform hash
// values will change only if that particular platform is affected.
#define CEF_API_HASH_UNIVERSAL "316cc23ff49e0d0962090cbfb0a0279ce3dc3c50"
#define CEF_API_HASH_UNIVERSAL "80fd8337eb375cb48d617cd7cf01b531ea577efc"
#if defined(OS_WIN)
#define CEF_API_HASH_PLATFORM "66c126d91698670af3835a707a84ce4dbb4a16fa"
#define CEF_API_HASH_PLATFORM "81d92ace6598de3106b212d70454022678fb2e2b"
#elif defined(OS_MAC)
#define CEF_API_HASH_PLATFORM "c1d8d20920c3a3e13a6a6efef51b2b775f69d2c7"
#define CEF_API_HASH_PLATFORM "c7b1f631ac53d876ea88f60a7f768b8f1ad1f0d8"
#elif defined(OS_LINUX)
#define CEF_API_HASH_PLATFORM "7ccfa4c608c16a4f8bedc97a2bdf50729784c5ee"
#define CEF_API_HASH_PLATFORM "8dc9b5f33e800f9ac83253d6c7d714952ba8fa85"
#endif
#ifdef __cplusplus