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Code Issues Releases Wiki Activity

refactor(crypto): remove useless variable in zkp_context.c

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This commit is contained in:
Ondřej Vejpustek 2021-10-20 15:40:26 +02:00
parent 273d6d14cc
commit 4026987353
1 changed files with 6 additions and 9 deletions
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15
crypto/zkp_context.c
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@ -33,7 +33,6 @@
static uint8_t context_buffer[SECP256K1_CONTEXT_SIZE];
static secp256k1_context *context;
static volatile atomic_flag locked;
static bool initialized = false;
void secp256k1_context_writable_randomize(secp256k1_context *context_writable) {
uint8_t seed[32] = {0};
@ -43,10 +42,10 @@ void secp256k1_context_writable_randomize(secp256k1_context *context_writable) {
assert(returned == 1);
}
bool zkp_context_is_initialized(void) { return initialized; }
bool zkp_context_is_initialized(void) { return context != NULL; }
void zkp_context_init() {
assert(initialized == false);
assert(context == NULL);
const unsigned int context_flags =
SECP256K1_CONTEXT_SIGN | SECP256K1_CONTEXT_VERIFY;
@ -63,27 +62,25 @@ void zkp_context_init() {
secp256k1_context_writable_randomize(context);
atomic_flag_clear(&locked);
initialized = true;
}
void zkp_context_destroy() {
assert(initialized == true);
assert(context != NULL);
initialized = false;
secp256k1_context_preallocated_destroy(context);
memzero(context_buffer, sizeof(context_buffer));
atomic_flag_clear(&locked);
}
const secp256k1_context *zkp_context_get_read_only() {
assert(initialized == true);
assert(context != NULL);
return context;
}
// returns NULL if context cannot be acquired
secp256k1_context *zkp_context_acquire_writable() {
assert(initialized == true);
assert(context != NULL);
// We don't expect the context to be used by multiple threads
if (atomic_flag_test_and_set(&locked)) {
@ -94,7 +91,7 @@ secp256k1_context *zkp_context_acquire_writable() {
}
void zkp_context_release_writable() {
assert(initialized == true);
assert(context != NULL);
atomic_flag_clear(&locked);
}