Commit 6d9b3e7b19

Frank Denis <github@pureftpd.org>
2021-03-17 10:11:47
pbkdf2: use std.math.divCeil()
master
1 parent f609c4d
Changed files (1)
lib
std
crypto
pbkdf2.zig
lib/std/crypto/pbkdf2.zig
@@ -79,7 +79,7 @@ pub fn pbkdf2(dk: []u8, password: []const u8, salt: []const u8, rounds: u32, com
     //      block
     //
 
-    const blocks_count = (dk_len + h_len - 1) / h_len;
+    const blocks_count = @intCast(u32, std.math.divCeil(usize, dk_len, h_len) catch unreachable);
     var r = dk_len % h_len;
     if (r == 0) {
         r = h_len;