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use crate::tss2_esys::TPM2B_NAME;
use crate::{Error, Result, WrapperErrorKind};
use log::error;
use std::convert::TryFrom;
#[derive(Debug, Clone, PartialEq, Eq)]
pub struct Name {
value: Vec<u8>,
}
impl Name {
const MAX_SIZE: usize = 68;
pub fn value(&self) -> &[u8] {
&self.value
}
}
impl TryFrom<Vec<u8>> for Name {
type Error = Error;
fn try_from(bytes: Vec<u8>) -> Result<Self> {
if bytes.len() > Name::MAX_SIZE {
error!("Error: Invalid Vec<u8> size(> {})", Name::MAX_SIZE);
return Err(Error::local_error(WrapperErrorKind::WrongParamSize));
}
Ok(Name { value: bytes })
}
}
impl TryFrom<TPM2B_NAME> for Name {
type Error = Error;
fn try_from(tss_name: TPM2B_NAME) -> Result<Self> {
let size = tss_name.size as usize;
if size > Name::MAX_SIZE {
error!("Error: Invalid TPM2B_NAME size(> {})", Name::MAX_SIZE);
return Err(Error::local_error(WrapperErrorKind::InvalidParam));
}
Ok(Name {
value: tss_name.name[..size].to_vec(),
})
}
}
impl TryFrom<Name> for TPM2B_NAME {
type Error = Error;
fn try_from(name: Name) -> Result<TPM2B_NAME> {
let size = name.value.len();
if size > Name::MAX_SIZE {
error!("Error: Invalid Name size(> {})", Name::MAX_SIZE);
return Err(Error::local_error(WrapperErrorKind::WrongParamSize));
}
let mut tss_name: TPM2B_NAME = Default::default();
tss_name.size = size as u16;
tss_name.name[..size].copy_from_slice(&name.value());
Ok(tss_name)
}
}