Copy a secp256k1 context object into caller-provided memory.
Determine the memory size of a secp256k1 context object to be copied into caller-provided memory.
Create a secp256k1 context object in caller-provided memory.
Destroy a secp256k1 context object that has been created in caller-provided memory.
Determine the memory size of a secp256k1 context object to be created in caller-provided memory.