implement destination offset

2026-01-22 12:18:22 +01:00
parent b00d231da5
commit 8535476674
16 changed files with 41 additions and 34 deletions
--- a/src/commonMain/kotlin/com/infendro/hash/sha2/SHA-256.kt
+++ b/src/commonMain/kotlin/com/infendro/hash/sha2/SHA-256.kt
@@ -31,7 +31,7 @@ object `SHA-256` : HashFunction {
        0x748f82eeU, 0x78a5636fU, 0x84c87814U, 0x8cc70208U, 0x90befffaU, 0xa4506cebU, 0xbef9a3f7U, 0xc67178f2U,
    ).asIntArray()

-    override fun hashInto(value: ByteArray, destination: ByteArray) {
+    override fun hashInto(value: ByteArray, destination: ByteArray, destinationOffset: Int) {
        val input = pad(value)
        val h = initial.copyOf()
        val w = IntArray(64)
@@ -40,7 +40,7 @@ object `SHA-256` : HashFunction {
        for (i in input.indices step block) {
            process(h, input, i, w, v)
        }
-        h.copyInto(destination)
+        h.copyInto(destination, destinationOffset)
    }

    internal fun pad(value: ByteArray): ByteArray {