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// zig run benchmark.zig --release-fast --override-std-dir ..
const builtin = @import("builtin");
const std = @import("../std.zig");
const time = std.time;
const Timer = time.Timer;
const crypto = std.crypto;
const KiB = 1024;
const MiB = 1024 * KiB;
var prng = std.rand.DefaultPrng.init(0);
const Crypto = struct {
ty: type,
name: []const u8,
};
const hashes = [_]Crypto{
Crypto{ .ty = crypto.Md5, .name = "md5" },
Crypto{ .ty = crypto.Sha1, .name = "sha1" },
Crypto{ .ty = crypto.Sha256, .name = "sha256" },
Crypto{ .ty = crypto.Sha512, .name = "sha512" },
Crypto{ .ty = crypto.Sha3_256, .name = "sha3-256" },
Crypto{ .ty = crypto.Sha3_512, .name = "sha3-512" },
Crypto{ .ty = crypto.Blake2s256, .name = "blake2s" },
Crypto{ .ty = crypto.Blake2b512, .name = "blake2b" },
};
pub fn benchmarkHash(comptime Hash: var, comptime bytes: comptime_int) !u64 {
var h = Hash.init();
var block: [Hash.digest_length]u8 = undefined;
prng.random.bytes(block[0..]);
var offset: usize = 0;
var timer = try Timer.start();
const start = timer.lap();
while (offset < bytes) : (offset += block.len) {
h.update(block[0..]);
}
const end = timer.read();
const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
const throughput = @floatToInt(u64, bytes / elapsed_s);
return throughput;
}
const macs = [_]Crypto{
Crypto{ .ty = crypto.Poly1305, .name = "poly1305" },
Crypto{ .ty = crypto.HmacMd5, .name = "hmac-md5" },
Crypto{ .ty = crypto.HmacSha1, .name = "hmac-sha1" },
Crypto{ .ty = crypto.HmacSha256, .name = "hmac-sha256" },
};
pub fn benchmarkMac(comptime Mac: var, comptime bytes: comptime_int) !u64 {
std.debug.assert(32 >= Mac.mac_length and 32 >= Mac.minimum_key_length);
var in: [1 * MiB]u8 = undefined;
prng.random.bytes(in[0..]);
var key: [32]u8 = undefined;
prng.random.bytes(key[0..]);
var offset: usize = 0;
var timer = try Timer.start();
const start = timer.lap();
while (offset < bytes) : (offset += in.len) {
Mac.create(key[0..], in[0..], key);
}
const end = timer.read();
const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
const throughput = @floatToInt(u64, bytes / elapsed_s);
return throughput;
}
const exchanges = [_]Crypto{Crypto{ .ty = crypto.X25519, .name = "x25519" }};
pub fn benchmarkKeyExchange(comptime DhKeyExchange: var, comptime exchange_count: comptime_int) !u64 {
std.debug.assert(DhKeyExchange.minimum_key_length >= DhKeyExchange.secret_length);
var in: [DhKeyExchange.minimum_key_length]u8 = undefined;
prng.random.bytes(in[0..]);
var out: [DhKeyExchange.minimum_key_length]u8 = undefined;
prng.random.bytes(out[0..]);
var offset: usize = 0;
var timer = try Timer.start();
const start = timer.lap();
{
var i: usize = 0;
while (i < exchange_count) : (i += 1) {
_ = DhKeyExchange.create(out[0..], out, in);
}
}
const end = timer.read();
const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
const throughput = @floatToInt(u64, exchange_count / elapsed_s);
return throughput;
}
fn usage() void {
std.debug.warn(
\\throughput_test [options]
\\
\\Options:
\\ --filter [test-name]
\\ --seed [int]
\\ --help
\\
);
}
fn mode(comptime x: comptime_int) comptime_int {
return if (builtin.mode == builtin.Mode.Debug) x / 64 else x;
}
// TODO(#1358): Replace with builtin formatted padding when available.
fn printPad(stdout: var, s: []const u8) !void {
var i: usize = 0;
while (i < 12 - s.len) : (i += 1) {
try stdout.print(" ");
}
try stdout.print("{}", s);
}
pub fn main() !void {
var stdout_file = try std.io.getStdOut();
var stdout_out_stream = stdout_file.outStream();
const stdout = &stdout_out_stream.stream;
var buffer: [1024]u8 = undefined;
var fixed = std.heap.FixedBufferAllocator.init(buffer[0..]);
const args = try std.process.argsAlloc(&fixed.allocator);
var filter: ?[]u8 = "";
var i: usize = 1;
while (i < args.len) : (i += 1) {
if (std.mem.eql(u8, args[i], "--mode")) {
try stdout.print("{}\n", builtin.mode);
return;
} else if (std.mem.eql(u8, args[i], "--seed")) {
i += 1;
if (i == args.len) {
usage();
std.os.exit(1);
}
const seed = try std.fmt.parseUnsigned(u32, args[i], 10);
prng.seed(seed);
} else if (std.mem.eql(u8, args[i], "--filter")) {
i += 1;
if (i == args.len) {
usage();
std.os.exit(1);
}
filter = args[i];
} else if (std.mem.eql(u8, args[i], "--help")) {
usage();
return;
} else {
usage();
std.os.exit(1);
}
}
inline for (hashes) |H| {
if (filter == null or std.mem.indexOf(u8, H.name, filter.?) != null) {
const throughput = try benchmarkHash(H.ty, mode(32 * MiB));
try printPad(stdout, H.name);
try stdout.print(": {} MiB/s\n", throughput / (1 * MiB));
}
}
inline for (macs) |M| {
if (filter == null or std.mem.indexOf(u8, M.name, filter.?) != null) {
const throughput = try benchmarkMac(M.ty, mode(128 * MiB));
try printPad(stdout, M.name);
try stdout.print(": {} MiB/s\n", throughput / (1 * MiB));
}
}
inline for (exchanges) |E| {
if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
const throughput = try benchmarkKeyExchange(E.ty, mode(1000));
try printPad(stdout, E.name);
try stdout.print(": {} exchanges/s\n", throughput);
}
}
}
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