Add generic procedure for default SipHash 2-4

This commit is contained in:
zhibog
2022-02-22 20:02:34 +01:00
parent e7be9493ba
commit b6dc253d8b
+20
View File
@@ -8,6 +8,8 @@ package siphash
zhibog: Initial implementation.
Implementation of the SipHash hashing algorithm, as defined at <https://github.com/veorq/SipHash> and <https://www.aumasson.jp/siphash/siphash.pdf>
Use the specific procedures for a certain setup. The generic procdedures will default to Siphash 2-4
*/
import "core:crypto"
@@ -116,6 +118,17 @@ sum_2_4 :: proc {
sum_bytes_to_buffer_2_4,
}
sum_string :: sum_string_2_4
sum_bytes :: sum_bytes_2_4
sum_string_to_buffer :: sum_string_to_buffer_2_4
sum_bytes_to_buffer :: sum_bytes_to_buffer_2_4
sum :: proc {
sum_string,
sum_bytes,
sum_string_to_buffer,
sum_bytes_to_buffer,
}
// verify_u64_2_4 will check if the supplied tag matches with the output you
// will get from the provided message and key
verify_u64_2_4 :: proc (tag: u64 msg, key: []byte) -> bool {
@@ -135,6 +148,13 @@ verify_2_4 :: proc {
verify_u64_2_4,
}
verify_bytes :: verify_bytes_2_4
verify_u64 :: verify_u64_2_4
verify :: proc {
verify_bytes,
verify_u64,
}
// sum_string_4_8 will hash the given message with the key and return
// the computed hash as a u64
sum_string_4_8 :: proc(msg, key: string) -> u64 {