28 lines
737 B
Rust
28 lines
737 B
Rust
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use std::{
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fs::{read, File},
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io::{Error as IoError, Write},
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};
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use quartz_cw::msg::execute::attested::HasUserData;
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pub trait Attestor {
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type Error: ToString;
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fn quote(&self, user_data: impl HasUserData) -> Result<Vec<u8>, Self::Error>;
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}
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#[derive(Clone, PartialEq, Debug)]
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pub struct EpidAttestor;
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impl Attestor for EpidAttestor {
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type Error = IoError;
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fn quote(&self, user_data: impl HasUserData) -> Result<Vec<u8>, Self::Error> {
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let user_data = user_data.user_data();
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let mut user_report_data = File::create("/dev/attestation/user_report_data")?;
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user_report_data.write_all(user_data.as_slice())?;
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user_report_data.flush()?;
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read("/dev/attestation/quote")
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}
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}
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