wntrmute/emsha-rs
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refactor; add bin.

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This commit is contained in:
Kyle Isom
2025-12-29 11:17:06 -07:00
parent 2ebd1c9965
commit 014f6ea2d6
8 changed files with 93 additions and 14 deletions
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43
tests/common.rs
View File

@@ -1,43 +0,0 @@
const LUT: [&str; 256] = [
"00", "01", "02", "03", "04", "05", "06", "07", "08", "09", "0a",
"0b", "0c", "0d", "0e", "0f", "10", "11", "12", "13", "14", "15",
"16", "17", "18", "19", "1a", "1b", "1c", "1d", "1e", "1f", "20",
"21", "22", "23", "24", "25", "26", "27", "28", "29", "2a", "2b",
"2c", "2d", "2e", "2f", "30", "31", "32", "33", "34", "35", "36",
"37", "38", "39", "3a", "3b", "3c", "3d", "3e", "3f", "40", "41",
"42", "43", "44", "45", "46", "47", "48", "49", "4a", "4b", "4c",
"4d", "4e", "4f", "50", "51", "52", "53", "54", "55", "56", "57",
"58", "59", "5a", "5b", "5c", "5d", "5e", "5f", "60", "61", "62",
"63", "64", "65", "66", "67", "68", "69", "6a", "6b", "6c", "6d",
"6e", "6f", "70", "71", "72", "73", "74", "75", "76", "77", "78",
"79", "7a", "7b", "7c", "7d", "7e", "7f", "80", "81", "82", "83",
"84", "85", "86", "87", "88", "89", "8a", "8b", "8c", "8d", "8e",
"8f", "90", "91", "92", "93", "94", "95", "96", "97", "98", "99",
"9a", "9b", "9c", "9d", "9e", "9f", "a0", "a1", "a2", "a3", "a4",
"a5", "a6", "a7", "a8", "a9", "aa", "ab", "ac", "ad", "ae", "af",
"b0", "b1", "b2", "b3", "b4", "b5", "b6", "b7", "b8", "b9", "ba",
"bb", "bc", "bd", "be", "bf", "c0", "c1", "c2", "c3", "c4", "c5",
"c6", "c7", "c8", "c9", "ca", "cb", "cc", "cd", "ce", "cf", "d0",
"d1", "d2", "d3", "d4", "d5", "d6", "d7", "d8", "d9", "da", "db",
"dc", "dd", "de", "df", "e0", "e1", "e2", "e3", "e4", "e5", "e6",
"e7", "e8", "e9", "ea", "eb", "ec", "ed", "ee", "ef", "f0", "f1",
"f2", "f3", "f4", "f5", "f6", "f7", "f8", "f9", "fa", "fb", "fc",
"fd", "fe", "ff",
];
pub fn hexstr<const N: usize, const M: usize>(
input: &[u8; N],
output: &mut [u8; M],
) {
assert_eq!(M, N * 2);
let mut i: usize = 0;
let mut o: usize = 0;
while i < N {
let lutc = LUT[input[i] as usize].as_bytes();
output[o] = lutc[0];
output[o + 1] = lutc[1];
o += 2;
i += 1;
}
}

15
tests/hmac.rs
View File

@@ -1,5 +1,4 @@
mod common;
use common::hexstr;
use emsha::hexstr::to_hex;
use emsha::{Hash, Result, hmac, sha256};
#[test]
@@ -16,7 +15,7 @@ fn test_hmac_00() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())
@@ -33,7 +32,7 @@ fn test_hmac_01() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())
@@ -53,7 +52,7 @@ fn test_hmac_02() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())
@@ -74,7 +73,7 @@ fn test_hmac_03() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())
@@ -92,7 +91,7 @@ fn test_hmac_04() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())
@@ -109,7 +108,7 @@ fn test_hmac_05() -> Result<()> {
let mut h = hmac::HMAC_SHA256::new(&k)?;
h.update(input)?;
h.finalize(&mut digest)?;
hexstr(&digest, &mut hdigest);
to_hex(&digest, &mut hdigest);
assert_eq!(&hdigest, output);
Ok(())

5
tests/sha256.rs
View File

@@ -1,5 +1,4 @@
mod common;
use common::hexstr;
use emsha::hexstr::to_hex;
use emsha::sha256;
use emsha::{Hash, Result};
@@ -65,7 +64,7 @@ fn test_golden_tests() -> Result<()> {
while i < golden_tests.len() {
h.update(golden_tests[i].input)?;
h.finalize(&mut d)?;
hexstr(&d, &mut s);
to_hex(&d, &mut s);
assert_eq!(s, golden_tests[i].output);
h.reset()?;