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Benchmark signatures

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This commit is contained in:
Frank Denis 2020-08-15 18:03:38 +02:00 committed by Andrew Kelley
parent 5ab69633b7
commit 08dfbee961
1 changed files with 31 additions and 1 deletions
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32
lib/std/crypto/benchmark.zig
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@ -90,7 +90,6 @@ pub fn benchmarkKeyExchange(comptime DhKeyExchange: anytype, comptime exchange_c
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();
{
@ -107,6 +106,30 @@ pub fn benchmarkKeyExchange(comptime DhKeyExchange: anytype, comptime exchange_c
return throughput;
}
const signatures = [_]Crypto{Crypto{ .ty = crypto.Ed25519, .name = "ed25519" }};
pub fn benchmarkSignatures(comptime Signature: anytype, comptime signatures_count: comptime_int) !u64 {
var seed: [Signature.seed_length]u8 = undefined;
prng.random.bytes(seed[0..]);
const msg = [_]u8{0} ** 64;
const key_pair = try Signature.createKeyPair(seed);
var timer = try Timer.start();
const start = timer.lap();
{
var i: usize = 0;
while (i < signatures_count) : (i += 1) {
_ = try Signature.sign(&msg, key_pair, null);
}
}
const end = timer.read();
const elapsed_s = @intToFloat(f64, end - start) / time.ns_per_s;
const throughput = @floatToInt(u64, signatures_count / elapsed_s);
return throughput;
}
fn usage() void {
std.debug.warn(
\\throughput_test [options]
@ -183,4 +206,11 @@ pub fn main() !void {
try stdout.print("{:>11}: {:5} exchanges/s\n", .{ E.name, throughput });
}
}
inline for (signatures) |E| {
if (filter == null or std.mem.indexOf(u8, E.name, filter.?) != null) {
const throughput = try benchmarkSignatures(E.ty, mode(1000));
try stdout.print("{:>11}: {:5} signatures/s\n", .{ E.name, throughput });
}
}
}