c wrapper: add dht_infohash_get

c/opendht.cpp

@@ -22,6 +22,11 @@ void dht_infohash_random(dht_infohash* h)
     *reinterpret_cast<dht::InfoHash*>(h) = dht::InfoHash::getRandom();
 }
 
+void dht_infohash_get(dht_infohash* h, const uint8_t* dat, size_t dat_size)
+{
+    *reinterpret_cast<dht::InfoHash*>(h) = dht::InfoHash::get(dat, dat_size);
+}
+
 bool dht_infohash_is_zero(const dht_infohash* h) {
     return static_cast<bool>(*reinterpret_cast<const dht::InfoHash*>(h));
 }

c/opendht_c.h

@@ -37,6 +37,7 @@ struct OPENDHT_C_PUBLIC dht_infohash { uint8_t d[HASH_LEN]; };
 typedef struct dht_infohash dht_infohash;
 OPENDHT_C_PUBLIC void dht_infohash_zero(dht_infohash* h);
 OPENDHT_C_PUBLIC void dht_infohash_random(dht_infohash* h);
+OPENDHT_C_PUBLIC void dht_infohash_get(dht_infohash* h, const uint8_t* dat, size_t dat_size);
 OPENDHT_C_PUBLIC const char* dht_infohash_print(const dht_infohash* h);
 OPENDHT_C_PUBLIC bool dht_infohash_is_zero(const dht_infohash* h);
 
@@ -63,7 +64,7 @@ typedef struct dht_privatekey dht_privatekey;
 OPENDHT_C_PUBLIC dht_privatekey* dht_privatekey_generate(unsigned key_length_bits);
 OPENDHT_C_PUBLIC dht_privatekey* dht_privatekey_import(const uint8_t* dat, size_t dat_size, const char* password);
 OPENDHT_C_PUBLIC dht_publickey* dht_privatekey_get_publickey(const dht_privatekey*);
-OPENDHT_C_PUBLIC void dht_privatekey_delete(dht_privatekey* pk);
+OPENDHT_C_PUBLIC void dht_privatekey_delete(dht_privatekey*);
 
 // dht::crypto::Certificate
 struct OPENDHT_C_PUBLIC dht_certificate;