google-authenticator 0.1.8

# GoogleAuthenticator
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## Introduction
This Rust crate can be used to interact with the Google Authenticator mobile app for 2-factor-authentication.This Rust crates can generate secrets, generate codes, validate codes and present a QR-Code for scanning the secret.It implements TOTP according to RFC6238
More about Google GoogleAuthenticator see:[Wiki](https://en.wikipedia.org/wiki/Google_Authenticator)


## Usage
Add this to your `Cargo.toml`:

```toml
[dependencies]
google-authenticator = "0.1.5"
```
## Examples
```rust
use google_authenticator::GoogleAuthenticator;
let secret = "I3VFM3JKMNDJCDH5BMBEEQAW6KJ6NOE3";
let auth = GoogleAuthenticator::new();
//secret = auth.create_secret(32).as_str();
let code = auth.get_code(secret,0).unwrap();

if auth.verify_code(secret, code, 1, 0) {
    println!("match!");
}
```
## Get the secret QR code
### Get Google Charts Url to make QR Code

```rust
let auth = GoogleAuthenticator::new();
let secret = "I3VFM3JKMNDJCDH5BMBEEQAW6KJ6NOE3";
auth.qr_code_url(secret,"qr_code","name",200,200,'H'));

```
### Get QR code image in svg format

Change `Cargo.toml` to
```toml
[dependencies.google-authenticator]
version = "0.1.5"
default-features = false
features = ["with-qrcode"]
```
```rust
use google_authenticator::GoogleAuthenticator;
let secret = "I3VFM3JKMNDJCDH5BMBEEQAW6KJ6NOE3";
let auth = GoogleAuthenticator::new();
let code = auth.get_code(secret,0).unwrap();

println!("{}",auth.qr_code(secret,"qr_code","name",200,200,'H'));
```


## FAQ
> You can post a new issue for help.