Zig

Compute Glacier SHA256 Linear Hash of a File

See more Amazon Glacier Examples

Computes the Amazon Glacier SHA256 linear hash for a file. Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    const crypt = try chilkat.Crypt2.init();
    defer crypt.deinit();

    // The "linear hash" is simply the SHA256 hash of the file bytes.
    crypt.setHashAlgorithm("sha256");

    // Return the hash in lowercase hexidecimal format.
    crypt.setEncodingMode("hexlower");

    const linear_hash_hex = try crypt.hashFileENC(alloc, "qa_data/jpg/penguins.jpg");
    std.debug.print("SHA256 linear hash = {s}\n", .{linear_hash_hex});
}