1 files changed, 30 insertions, 0 deletions
diff --git a/serve/crypto.c b/serve/crypto.c
index 8eae6d1..d43de93 100644
--- a/serve/crypto.c
+++ b/serve/crypto.c
@@ -133,3 +133,33 @@ bool pure_unseal(PureOpener *o, uint64_t n, const char *aad, const unsigned char
 }
 
 void pure_opener_free(PureOpener *o) { if (o) crypto->opener_free(o); }
+
+/* ---- Links */
+
+bool pure_link_secret(const PureSealKey *own, const unsigned char peer[PURE_SEAL_KEY], unsigned char out[32]) {
+    const PureCrypto *c = loaded(NULL, 0);
+    return c && own && c->link_secret(own, peer, out);
+}
+
+bool pure_link_derive(const unsigned char secret[32], const unsigned char *info, size_t info_size, unsigned char *out,
+                      size_t out_size) {
+    const PureCrypto *c = loaded(NULL, 0);
+    return c && c->link_derive(secret, info, info_size, out, out_size);
+}
+
+PureAead *pure_aead(const unsigned char key[PURE_AEAD_KEY]) {
+    const PureCrypto *c = loaded(NULL, 0);
+    return c ? c->aead(key) : NULL;
+}
+
+bool pure_aead_seal(PureAead *a, const unsigned char nonce[PURE_AEAD_NONCE], const unsigned char *aad, size_t aad_size,
+                    const unsigned char *plain, size_t size, unsigned char *out) {
+    return crypto->aead_seal(a, nonce, aad, aad_size, plain, size, out);
+}
+
+bool pure_aead_open(PureAead *a, const unsigned char nonce[PURE_AEAD_NONCE], const unsigned char *aad,
+                    size_t aad_size, const unsigned char *sealed, size_t size, unsigned char *plain) {
+    return crypto->aead_open(a, nonce, aad, aad_size, sealed, size, plain);
+}
+
+void pure_aead_free(PureAead *a) { if (a) crypto->aead_free(a); }