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parentOutputFromCvs

blake3.parentOutputFromCvs

fn parentOutputFromCvs(left_cv: [8]u32, right_cv: [8]u32, key: [8]u32, flags: Flags) Output

File

lib/std/crypto/blake3.zig:822

Code

fn parentOutputFromCvs(left_cv: [8]u32, right_cv: [8]u32, key: [8]u32, flags: Flags) Output {
    var block: [Blake3.block_length]u8 align(16) = undefined;
    for (0..8) |i| {
        store32(block[i * 4 ..][0..4], left_cv[i]);
        store32(block[(i + 8) * 4 ..][0..4], right_cv[i]);
    }
    return Output{
        .input_cv = key,
        .block = block,
        .block_len = Blake3.block_length,
        .counter = 0,
        .flags = flags.with(.{ .parent = true }),
    };
}