hedera 0.1.0

Hedera SDK for Rust
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use crate::{PublicKey, SecretKey};
use libc::c_char;
use mbox::MString;
use std::ffi::CStr;

// Secret Key
// ----------------------------------------------------------------------------

#[doc(hidden)]
#[no_mangle]
pub extern "C" fn hedera_secret_key_generate() -> SecretKey {
    SecretKey::generate()
}

#[doc(hidden)]
#[no_mangle]
pub unsafe extern "C" fn hedera_secret_key_to_str(p: *mut SecretKey) -> *mut c_char {
    debug_assert!(!p.is_null());

    MString::from_str(&(*p).to_string())
        .into_mbox_with_sentinel()
        .into_raw() as *mut c_char
}

#[doc(hidden)]
#[no_mangle]
pub unsafe extern "C" fn hedera_secret_key_from_str(s: *const c_char, out: *mut SecretKey) -> u64 {
    debug_assert!(!s.is_null());
    debug_assert!(!out.is_null());

    let s = CStr::from_ptr(s);
    let s = s.to_string_lossy();

    *out = try_ffi!(s.parse());

    0
}

// Public Key
// ----------------------------------------------------------------------------

#[doc(hidden)]
#[no_mangle]
pub unsafe extern "C" fn hedera_public_key_from_secret_key(p: *mut SecretKey) -> PublicKey {
    debug_assert!(!p.is_null());

    (*p).public()
}

#[doc(hidden)]
#[no_mangle]
pub unsafe extern "C" fn hedera_public_key_to_str(p: *mut PublicKey) -> *mut c_char {
    debug_assert!(!p.is_null());

    MString::from_str(&(*p).to_string())
        .into_mbox_with_sentinel()
        .into_raw() as *mut c_char
}