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helper to test a node for matching an ed25519 ID.

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This commit is contained in:
Nick Mathewson 2016-11-11 12:37:58 -05:00
parent 3b1e04fe45
commit 424ae9e18b
2 changed files with 14 additions and 0 deletions
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12
src/or/nodelist.c
View File

@ -671,6 +671,18 @@ node_get_ed25519_id(const node_t *node)
return NULL;
}
/** Return true iff this node's Ed25519 identity matches <b>id</b>.
* (An absent Ed25519 identity matches NULL or zero.) */
int
node_ed25519_id_matches(const node_t *node, const ed25519_public_key_t *id)
{
const ed25519_public_key_t *node_id = node_get_ed25519_id(node);
if (node_id == NULL || ed25519_public_key_is_zero(node_id)) {
return id == NULL || ed25519_public_key_is_zero(id);
} else {
return id && ed25519_pubkey_eq(node_id, id);
}
}
/** Return true iff <b>node</b> supports authenticating itself
* by ed25519 ID during the link handshake in a way that we can understand

2
src/or/nodelist.h
View File

@ -56,6 +56,8 @@ long node_get_declared_uptime(const node_t *node);
time_t node_get_published_on(const node_t *node);
const smartlist_t *node_get_declared_family(const node_t *node);
const ed25519_public_key_t *node_get_ed25519_id(const node_t *node);
int node_ed25519_id_matches(const node_t *node,
const ed25519_public_key_t *id);
int node_supports_ed25519_link_authentication(const node_t *node);
const uint8_t *node_get_rsa_id_digest(const node_t *node);