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use crate::tss2_esys::TPM2B_SENSITIVE_DATA;
use crate::{Error, Result, WrapperErrorKind};
use log::error;
use std::convert::TryFrom;
#[derive(Clone, Debug, Eq, PartialEq)]
pub struct SensitiveData {
value: Vec<u8>,
}
impl SensitiveData {
pub fn value(&self) -> &[u8] {
&self.value
}
}
impl Default for SensitiveData {
fn default() -> Self {
SensitiveData {
value: Vec::<u8>::new(),
}
}
}
impl TryFrom<Vec<u8>> for SensitiveData {
type Error = Error;
fn try_from(bytes: Vec<u8>) -> Result<Self> {
if bytes.len() > 256 {
error!("Error: Invalid Vec<u8>size(> {})", 256);
return Err(Error::local_error(WrapperErrorKind::WrongParamSize));
}
Ok(SensitiveData { value: bytes })
}
}
impl TryFrom<TPM2B_SENSITIVE_DATA> for SensitiveData {
type Error = Error;
fn try_from(tss_sensitive_data: TPM2B_SENSITIVE_DATA) -> Result<Self> {
let size = tss_sensitive_data.size as usize;
if size > 256 {
error!("Error: Invalid TPM2B_SENSITIVE_DATA size(> {})", 256);
return Err(Error::local_error(WrapperErrorKind::WrongParamSize));
}
Ok(SensitiveData {
value: tss_sensitive_data.buffer[..size].to_vec(),
})
}
}
impl TryFrom<SensitiveData> for TPM2B_SENSITIVE_DATA {
type Error = Error;
fn try_from(sensitive_data: SensitiveData) -> Result<Self> {
if sensitive_data.value().len() > 256 {
error!("Error: Invalid SensitiveData size(> {})", 256);
return Err(Error::local_error(WrapperErrorKind::WrongParamSize));
}
let mut tss_sensitive_data: TPM2B_SENSITIVE_DATA = Default::default();
if !sensitive_data.value.is_empty() {
tss_sensitive_data.size = sensitive_data.value().len() as u16;
tss_sensitive_data.buffer[..sensitive_data.value().len()]
.copy_from_slice(&sensitive_data.value());
}
Ok(tss_sensitive_data)
}
}