YoungBlood/libsodium_wasm_experimental
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Add more tests, fix array when input is aligned

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This commit is contained in:
Ugljesa Jovanovic 2020-09-25 19:05:22 +02:00
parent 7d3fe70d4d
commit 7e2b52a193
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GPG Key ID: 178E6DFCECCB0E0F
2 changed files with 29 additions and 1 deletions
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28
multiplatform-crypto-libsodium-bindings/src/commonTest/kotlin/com/ionspin/kotlin/crypto/util/LibsodiumUtilTest.kt
View File

@ -24,4 +24,32 @@ class LibsodiumUtilTest {
input.contentEquals(unpadded)
}
}
@Test
fun testPaddingAligned() {
val input = ubyteArrayOf(1U, 2U)
val blocksize = 2
val padded = LibsodiumUtil.pad(input, blocksize)
println(padded.hexColumsPrint())
val unpadded = LibsodiumUtil.unpad(padded, blocksize)
println(unpadded.hexColumsPrint())
assertTrue {
input.contentEquals(unpadded)
}
}
@Test
fun testPaddingMultiblock() {
val input = ubyteArrayOf(1U, 2U, 3U, 4U, 5U, 6U)
val blocksize = 4
val padded = LibsodiumUtil.pad(input, blocksize)
println(padded.hexColumsPrint())
val unpadded = LibsodiumUtil.unpad(padded, blocksize)
println(unpadded.hexColumsPrint())
assertTrue {
input.contentEquals(unpadded)
}
}
}

2
multiplatform-crypto-libsodium-bindings/src/nativeMain/kotlin/com/ionspin/kotlin/crypto/util/LibsodiumUtil.kt
View File

@ -37,7 +37,7 @@ actual object LibsodiumUtil {
val resultingSize = if (unpaddedData.size % blocksize != 0 ) {
((unpaddedData.size / blocksize) + 1 ) * blocksize
} else {
unpaddedData.size + 1
unpaddedData.size
}
val paddedData = UByteArray(resultingSize)
unpaddedData.copyInto(paddedData, 0, 0)