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Merge #553: add static context object which has no capabilities

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40fde61 prevent attempts to modify `secp256k1_context_no_precomp` (Andrew Poelstra)
ed7c084 add static context object which has no capabilities (Andrew Poelstra)

Pull request description:

Tree-SHA512: a843ed7ba00a00a46eec3146ce428d4b49eb440af766f44d731b1f51553d08de8cc9a0af5ed114d0dfdca6f4bf4a2ede4dbd6a37d6bd818b81630089424a0ba5
This commit is contained in:
Pieter Wuille
2018-11-05 18:23:52 -08:00
parent 1086fda4c1 40fde611bd
commit 314a61d724
3 changed files with 20 additions and 0 deletions
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7
include/secp256k1.h
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@@ -179,6 +179,13 @@ typedef int (*secp256k1_nonce_function)(
#define SECP256K1_TAG_PUBKEY_HYBRID_EVEN 0x06
#define SECP256K1_TAG_PUBKEY_HYBRID_ODD 0x07
/** A simple secp256k1 context object with no precomputed tables. These are useful for
* type serialization/parsing functions which require a context object to maintain
* API consistency, but currently do not require expensive precomputations or dynamic
* allocations.
*/
SECP256K1_API extern const secp256k1_context *secp256k1_context_no_precomp;
/** Create a secp256k1 context object.
*
* Returns: a newly created context object.