yespower

Yespower is a Rust library for generating yespower PoW hashes.

Dependencies

To build this lib, the zig compilation environment is required.

Usage

For more cases, see tests and benches dirs.

use yespower::*;
use libc::c_char;

const INPUT:[u8; 80] = [
    0x00, 0x03, 0x06, 0x09, 0x0c, 0x0f, 0x12, 0x15,
    0x18, 0x1b, 0x1e, 0x21, 0x24, 0x27, 0x2a, 0x2d,
    0x30, 0x33, 0x36, 0x39, 0x3c, 0x3f, 0x42, 0x45,
    0x48, 0x4b, 0x4e, 0x51, 0x54, 0x57, 0x5a, 0x5d,
    0x60, 0x63, 0x66, 0x69, 0x6c, 0x6f, 0x72, 0x75,
    0x78, 0x7b, 0x7e, 0x81, 0x84, 0x87, 0x8a, 0x8d,
    0x90, 0x93, 0x96, 0x99, 0x9c, 0x9f, 0xa2, 0xa5,
    0xa8, 0xab, 0xae, 0xb1, 0xb4, 0xb7, 0xba, 0xbd,
    0xc0, 0xc3, 0xc6, 0xc9, 0xcc, 0xcf, 0xd2, 0xd5,
    0xd8, 0xdb, 0xde, 0xe1, 0xe4, 0xe7, 0xea, 0xed
];

// For Yespower - N: 2048, r: 32
fn yespower() {
    let mut output = [0u8; 32];
    unsafe { yespower_hash(INPUT.as_ptr() as *const c_char, output.as_mut_ptr() as *mut c_char) };
    assert_eq!(hex::encode(output), "d5efb813cd263e9b34540130233cbbc6a921fbff3431e5ec1a1abde2aea6ff4d")
}

// For TIDE - N: 2048, r: 8
fn yespowerTIDE() {
    let mut output = [0u8; 32];
    unsafe { yespowerTIDE_hash(INPUT.as_ptr() as *const c_char, output.as_mut_ptr() as *mut c_char, INPUT.len() as u32) };
    assert_eq!(hex::encode(output), "69e0e895b3df7aeeb837d71fe199e9d34f7ec46ecbca7a2c4308e51857ae9b46")
}

// For customize - N: 1024, r: 32
fn customize_1024_32() {
    let mut output = [0u8; 32];
    let params = yespower_params_t {
        version: YESPOWER_1_0,
        N: 1024,
        r: 32,
        pers: std::ptr::null(),
        perslen: 0,
    };

    unsafe { yespower_tls(
        INPUT.as_ptr(),
        INPUT.len(),
        &params as *const yespower_params_t,
        output.as_mut_ptr() as *mut yespower_binary_t
    ) };
    assert_eq!(hex::encode(output), "501b792db42e388f6e7d453c95d03a12a36016a5154a688390ddc609a40c6799")
}

// For customize - N: 1024, r: 32, with pers "personality test"
fn customize_1024_32_with_pers() {
    let mut output = [0u8; 32];
    let pers = "personality test";
    let params = yespower_params_t {
        version: YESPOWER_1_0,
        N: 1024,
        r: 32,
        pers: pers.as_ptr(),
        perslen: pers.len(),
    };

    unsafe { yespower_tls(
        INPUT.as_ptr(),
        INPUT.len(),
        &params as *const yespower_params_t,
        output.as_mut_ptr() as *mut yespower_binary_t
    ) };
    assert_eq!(hex::encode(output), "1f0269acf565c49adc0ef9b8f26ab3808cdc38394a254fddeedcc3aacff6ad9d")
}

// For Power2b
fn power2b() {
    let mut output = [0u8; 32];
    unsafe { power2b_hash(INPUT.as_ptr() as *const c_char, output.as_mut_ptr() as *mut c_char, INPUT.len() as u32) };
    assert_eq!(hex::encode(output), "e5516eea8387ad39eeb4fb5cc4d3e858bc7dfa4a9ec941b255c6eb5e8c470e3a")
}