Infendro/hash.kt
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implement destination offset
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Infendro
2026-01-22 12:18:22 +01:00
parent b00d231da5
commit 8535476674
16 changed files with 41 additions and 34 deletions
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4
src/commonMain/kotlin/com/infendro/hash/blake/Blake-224.kt
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@@ -19,7 +19,7 @@ object `Blake-224` : HashFunction {
0x64f98fa7U, 0xbefa4fa4U,
).asIntArray()
override fun hashInto(value: ByteArray, destination: ByteArray) {
override fun hashInto(value: ByteArray, destination: ByteArray, destinationOffset: Int) {
val length = value.size.toULong() * 8UL
val input = pad(value)
val h = initial.copyOf()
@@ -31,7 +31,7 @@ object `Blake-224` : HashFunction {
t += minOf(length - t, 512UL).toUInt()
`Blake-256`.compress(h, input, i, m, v, t)
}
h.copyInto(destination, endIndex = 7)
h.copyInto(destination, destinationOffset, endIndex = 7)
}
private fun pad(value: ByteArray): ByteArray {

4
src/commonMain/kotlin/com/infendro/hash/blake/Blake-256.kt
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@@ -44,7 +44,7 @@ object `Blake-256` : HashFunction {
intArrayOf(10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0),
)
override fun hashInto(value: ByteArray, destination: ByteArray) {
override fun hashInto(value: ByteArray, destination: ByteArray, destinationOffset: Int) {
val length = value.size.toULong() * 8UL
val input = pad(value)
val h = initial.copyOf()
@@ -56,7 +56,7 @@ object `Blake-256` : HashFunction {
t += minOf(length - t, 512UL).toUInt()
compress(h, input, i, m, v, t)
}
h.copyInto(destination)
h.copyInto(destination, destinationOffset)
}
private fun pad(value: ByteArray): ByteArray {

4
src/commonMain/kotlin/com/infendro/hash/blake/Blake-384.kt
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@@ -19,7 +19,7 @@ object `Blake-384` : HashFunction {
0xdb0c2e0d64f98fa7U, 0x47b5481dbefa4fa4U,
).asLongArray()
override fun hashInto(value: ByteArray, destination: ByteArray) {
override fun hashInto(value: ByteArray, destination: ByteArray, destinationOffset: Int) {
val length = value.size.toULong() * 8UL
val input = pad(value)
val h = initial.copyOf()
@@ -31,7 +31,7 @@ object `Blake-384` : HashFunction {
t += minOf(length - t, 1024UL)
`Blake-512`.compress(h, input, i, m, v, t)
}
h.copyInto(destination, endIndex = 6)
h.copyInto(destination, destinationOffset, endIndex = 6)
}
private fun pad(value: ByteArray): ByteArray {

4
src/commonMain/kotlin/com/infendro/hash/blake/Blake-512.kt
View File

@@ -44,7 +44,7 @@ object `Blake-512` : HashFunction {
intArrayOf(10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0),
)
override fun hashInto(value: ByteArray, destination: ByteArray) {
override fun hashInto(value: ByteArray, destination: ByteArray, destinationOffset: Int) {
val length = value.size.toULong() * 8UL
val input = pad(value)
val h = initial.copyOf()
@@ -56,7 +56,7 @@ object `Blake-512` : HashFunction {
t += minOf(length - t, 1024UL)
compress(h, input, i, m, v, t)
}
h.copyInto(destination)
h.copyInto(destination, destinationOffset)
}
private fun pad(value: ByteArray): ByteArray {