nearby.rs

#![feature(test)]
#![feature(core_intrinsics)]

// extern crate base64; // 0.13.0
extern crate sha2; // 0.9.5
extern crate test;

mod d_const;
mod tmp2;

use std::{
    ffi::CString,
    fmt::Binary,
    io::Read,
    ops::{BitAnd, Shl, Shr, Sub},
    rc::Rc,
    str::Bytes,
};

use crate::base64::{chromium_base64_decode_len, chromium_base64_encode_len};
use bluetooth_device_name::bluetooth_device_name;
use libc::strlen;
use sha2::{digest::generic_array::typenum::Integer, Digest, Sha256, Sha512};

macro_rules! LAST {
    ($k:expr,$n:expr) => {
        ($k) & ((1 << ($n)) - 1)
    };
}

macro_rules! MID {
    ($k:expr,$m:expr,$n:expr) => {
        LAST!(($k) >> ($m), (($n) - ($m)))
    };
}

mod base64;
mod bluetooth_device_name;

#[derive(Debug)]
pub enum Error {
    DecodeError,
    DecodeEmpty,
}

fn main() -> Result<(), Error> {
    // let kVersion = Version::kV1;
    // let kPcp = Pcp::kP2pCluster;
    // let kEndPointID = "AB12";
    // let kServiceIDHashBytes = std::str::from_utf8(&[0x0a, 0x0b, 0x0c]);
    // let kEndPointName1 = "RAWK + ROWL!";
    // let kEndPointName2 = "How much wood can a woodchuck chuck if a wood chuck would chuck wood?";
    // let kWebRtcState = WebRtcState::kConnectable;
    // let kFastAdvertisementEndpointName = "Fast Advertise";
    // let kBluetoothMacAddress = "00:00:E6:88:64:13";

    // TW90byBQb3dlcg==
    let str = "Moto Power";
    if let Some(encode) = crate::base64::encode("Moto Power") {
        dbg!(&encode);
    }

    //TW90byBQb3dlcg==

    // let bluetooth_device_name_string =
    //     "I0RJT0v8n14AAAAAAAAAJAIHH9Hn7D95JAAvuiKcukWlEkthdmFuJ3MgUGl4ZWwgMiBYTA";
    // let bluetooth_device_name_string = "SLAAUMHVe6xCmmUGl4ZWwgMmHhrVBNUBDwAKk";
    // bluetooth_device_name::bluetooth_device_name(bluetooth_device_name_string)?;
    // 08:D4:6A:41:BC:F9

    // I0RJT0v8n14
    //    23       44       49       4f       4b       fc       9f       5e
    // 00100011 01000100 01001001 01001111 01001011 11111100 10011111 01011110
    //
    // version_and_pcp_byte -> 00100011 -> 001,00011 -> 1,3 -> v1,pcpv3
    //
    // 31 39 32
    // 192:168:1:66
    // 0a187b089f6aff87d9168841163edc6f1a737cc8e73b10998777e60778541d7f

    let data = [
        0x23 /* v1, pcpv3 */,
        0x44, 0x49, 0x4f, 0x4b, /* endpoint_id */
        0xfc, 0x9f, 0x5e, /* service_id_hash */
        0x00, /* web_rtc_state */
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* reserved_length */
        0x24, /* expected_endpoint_info_length = 36 */
        0x02 /* 002 */,
        0x07 /* 007 */,

        0x1f /* 031 */,
        0xd1 /* 209 */,
        0xe7 /* 231 */,
        0xec /* 236 */,
        0x3f /* 063 */,
        0x79 /* 121 */,
        0x24 /* 036 */,

        0x00 /* 000 */,

        0x2f /* 047 */,
        0xba /* 186 */,
        0x22 /* 034 */,
        0x9c /* 156 */,
        0xba /* 186 */,
        0x45 /* 069 */,
        0xa5 /* 156 */,
        
        0x12 /* 18 (Decimal) = length_of_endpoint_name */ ,
        0x4b /* K */ ,
        0x61 /* a */ ,
        0x76 /* v */ ,
        0x61 /* a */ ,
        0x6e /* n */ ,
        0x27 /* ' */ ,
        0x73 /* s */ ,
        0x20 /* space */ ,
        0x50 /* P */ ,
        0x69 /* i */ ,
        0x78 /* x */ ,
        0x65 /* e */,
        0x6c /* l */,
        0x20 /* space */,
        0x32 /* 2 */,
        0x20 /* space */,
        0x58 /* X */,
        0x4c /* L */,
    ];

    Ok(())
}