c-libp2p/include/libp2p/crypto/rsa.h

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#ifndef rsa_h
#define rsa_h
#include <stddef.h>
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struct RsaPrivateKey {
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// the basics of a key pair
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unsigned long long QP;
unsigned long long DQ;
unsigned long long DP;
unsigned long long Q;
unsigned long long P;
unsigned long long D;
unsigned long long E;
unsigned long long N;
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// the keys in DER format
// private
char* der;
size_t der_length;
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// public
char* public_key_der;
size_t public_key_length;
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};
/**
* generate a new private key
* @param private_key the new private key
* @param num_bits_for_keypair the size of the key (1024 minimum)
* @returns true(1) on success
*/
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int libp2p_crypto_rsa_generate_keypair(struct RsaPrivateKey* private_key, unsigned long num_bits_for_keypair);
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/**
* Use the private key DER to fill in the public key DER
* @param private_key the private key to use
* @reutrns true(1) on success
*/
int libp2p_crypto_rsa_private_key_fill_public_key(struct RsaPrivateKey* private_key);
/***
* Free resources used by RsaPrivateKey
* @param private_key the resources
* @returns 0
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*/
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int libp2p_crypto_rsa_rsa_private_key_free(struct RsaPrivateKey* private_key);
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#endif /* rsa_h */