2016-11-03 16:15:18 +00:00
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//
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// rsa.h
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// c-libp2p
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//
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// Created by John Jones on 11/3/16.
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// Copyright © 2016 JMJAtlanta. All rights reserved.
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//
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#ifndef rsa_h
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#define rsa_h
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struct RsaPublicKey {
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unsigned long long modulus;
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unsigned long long exponent;
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};
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struct CRTValue {
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unsigned long long exponent;
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unsigned long long coefficient;
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unsigned long long r;
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};
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struct PrecomputedValues {
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unsigned long long dp;
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unsigned long long dq;
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unsigned long long q_inv;
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struct CRTValue** crt_values;
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};
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struct RsaPrivateKey {
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struct RsaPublicKey public_key;
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unsigned long long private_exponent;
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unsigned long long prime1;
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unsigned long long prime2;
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struct PrecomputedValues precomputed_values;
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};
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/**
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* generate a new private key
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* @param private_key the new private key
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* @param num_bits_for_keypair the size of the key (1024 minimum)
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* @returns true(1) on success
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*/
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int crypto_rsa_generate_keypair(struct RsaPrivateKey* private_key, unsigned long num_bits_for_keypair);
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2016-11-07 20:11:58 +00:00
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/**
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* convert a struct RsaPublicKey into a stream of bytes compatible with x509 PKI
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* @param public_key the public key struct
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* @param bytes the results
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* @param bytes_size the length of the results
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*/
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int crypto_rsa_public_key_bytes(struct RsaPublicKey* public_key, char** bytes, unsigned long long* bytes_size);
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2016-11-03 16:15:18 +00:00
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#endif /* rsa_h */
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