Enum android_manifest::GwpAsanMode[][src]

pub enum GwpAsanMode {
    Never,
    Always,
}
Expand description

GWP-ASan is a native memory allocator feature that helps find use-after-free and heap-buffer-overflow bugs.

Variants

Never

Always disabled: This setting completely disables GWP-ASan in your app and is the default for non-system apps.

Always

Always enabled: This setting enables GWP-ASan in your app, which includes the following:

  1. The operating system reserves a fixed amount of RAM for GWP-ASan operations, approximately ~70KiB for each affected process. (Enable GWP-ASan if your app is not critically sensitive to increases in memory usage.)
  2. GWP-ASan intercepts a randomly-chosen subset of heap allocations and places them into a special region that reliably detects memory safety violations.
  3. When a memory safety violation occurs in the special region, GWP-ASan terminates the process.
  4. GWP-ASan provides additional information about the fault in the crash report.

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