parsec-service 1.5.0

A language-agnostic API to secure services in a platform-agnostic way
Documentation 
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// Copyright 2020 Contributors to the Parsec project.
// SPDX-License-Identifier: Apache-2.0
use super::Provider;
use crate::authenticators::ApplicationIdentity;
use crate::key_info_managers::KeyIdentity;
use parsec_interface::operations::{psa_sign_hash, psa_verify_hash};
use parsec_interface::requests::Result;

impl Provider {
    pub(super) fn psa_sign_hash_internal(
        &self,
        application_identity: &ApplicationIdentity,
        op: psa_sign_hash::Operation,
    ) -> Result<psa_sign_hash::Result> {
        let key_identity = KeyIdentity::new(
            application_identity.clone(),
            self.provider_identity.clone(),
            op.key_name.clone(),
        );
        let key_id = self.key_info_store.get_key_id(&key_identity)?;
        let key_attributes = self.key_info_store.get_key_attributes(&key_identity)?;
        op.validate(key_attributes)?;

        Ok(psa_sign_hash::Result {
            signature: self
                .context
                .sign_hash(key_id, op.hash.to_vec(), op.alg)?
                .into(),
        })
    }

    pub(super) fn psa_verify_hash_internal(
        &self,
        application_identity: &ApplicationIdentity,
        op: psa_verify_hash::Operation,
    ) -> Result<psa_verify_hash::Result> {
        let key_identity = KeyIdentity::new(
            application_identity.clone(),
            self.provider_identity.clone(),
            op.key_name.clone(),
        );
        let key_id = self.key_info_store.get_key_id(&key_identity)?;
        let key_attributes = self.key_info_store.get_key_attributes(&key_identity)?;
        op.validate(key_attributes)?;

        self.context
            .verify_hash(key_id, op.hash.to_vec(), op.signature.to_vec(), op.alg)?;

        Ok(psa_verify_hash::Result {})
    }
}