CfiShadowStack

preemptive_threads::security::cfi

Struct CfiShadowStack 

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#[repr(align(4096))]
pub struct CfiShadowStack { /* private fields */ }
Expand description

CFI shadow stack for return address protection.

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impl CfiShadowStack

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pub const fn new() -> Self

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pub fn push_return_address(&self, addr: usize) -> Result<(), ThreadError>

Push return address onto shadow stack.

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pub fn pop_return_address(&self) -> Result<usize, ThreadError>

Pop and verify return address.

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pub fn verify_return(&self, addr: usize) -> bool

Verify return address matches shadow stack.

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