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Add raw context getter to Secp256k1 struct #101

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Merged
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Mar 4, 2019
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Add raw context getter to Secp256k1 struct #101

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8 changes: 8 additions & 0 deletions src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -639,6 +639,14 @@ impl Secp256k1<VerifyOnly> {

impl<C> Secp256k1<C> {

/// Getter for the raw pointer to the underlying secp256k1 context. This
/// shouldn't be needed with normal usage of the library. It enables
/// extending the Secp256k1 with more cryptographic algorithms outside of
/// this crate.
pub fn ctx(&self) -> &*mut ffi::Context {
&self.ctx
}

/// (Re)randomizes the Secp256k1 context for cheap sidechannel resistance;
/// see comment in libsecp256k1 commit d2275795f by Gregory Maxwell. Requires
/// compilation with "rand" feature.
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