X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Forg%2Fldk%2Fstructs%2FSha256.java;h=8f380798c9fbd05c98ae34a8f91c6119ed1b97aa;hb=4a36fa97d4eee96099c4a176ea845c52db27e64c;hp=d18cf826518b965701048ec4d19786a6cae8f6ff;hpb=46763b974f120d1795fca6c1e757578784f3305a;p=ldk-java

diff --git a/src/main/java/org/ldk/structs/Sha256.java b/src/main/java/org/ldk/structs/Sha256.java
index d18cf826..8f380798 100644
--- a/src/main/java/org/ldk/structs/Sha256.java
+++ b/src/main/java/org/ldk/structs/Sha256.java
@@ -39,7 +39,7 @@ public class Sha256 extends CommonBase {
 	}
 
 	/**
-	 * Checks if two Sha256s contain equal inner contents.
+	 * Generates a non-cryptographic 64-bit hash of the Sha256.
 	 */
 	public long hash() {
 		long ret = bindings.Sha256_hash(this.ptr);
@@ -67,4 +67,17 @@ public class Sha256 extends CommonBase {
 		if (!(o instanceof Sha256)) return false;
 		return this.eq((Sha256)o);
 	}
+	/**
+	 * Constructs a new [`Sha256`] from the given bytes, which are assumed to be the output of a
+	 * single sha256 hash.
+	 */
+	public static Sha256 from_bytes(byte[] bytes) {
+		long ret = bindings.Sha256_from_bytes(InternalUtils.check_arr_len(bytes, 32));
+		Reference.reachabilityFence(bytes);
+		if (ret >= 0 && ret <= 4096) { return null; }
+		org.ldk.structs.Sha256 ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.Sha256(null, ret); }
+		if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
+		return ret_hu_conv;
+	}
+
 }