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secp256k1 extension mod: compatibility fix for pre-bookworm distros

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The MMGen Project 2024-01-28 09:18:38 +00:00
commit ac7fbb1db4
Signed by: mmgen
GPG key ID: 3F8B1861E32B7DA2
2 changed files with 4 additions and 2 deletions
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extmod/secp256k1mod.c
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@ -84,7 +84,9 @@ static PyObject * pubkey_gen(PyObject *self, PyObject *args) {
size_t pubkey_bytes_len = compressed == 1 ? 33 : 65;
unsigned char pubkey_bytes[pubkey_bytes_len];
secp256k1_pubkey pubkey;
secp256k1_context *ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE);
/* use deprecated context flags (see libsecp256k1 CHANGELOG) for backward compatibility (pre-bookworm) */
secp256k1_context *ctx = secp256k1_context_create(SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY);
/* secp256k1_context *ctx = secp256k1_context_create(SECP256K1_CONTEXT_NONE); */ /* for bookworm and later */
if (ctx == NULL) {
PyErr_SetString(PyExc_RuntimeError, "Context initialization failed");
return NULL;