crypto_blind_sign.c File Reference

blind signatures (abstraction over RSA or CS) More...

#include "platform.h"
#include "gnunet_util_lib.h"

Include dependency graph for crypto_blind_sign.c:

Go to the source code of this file.

Functions
void	GNUNET_CRYPTO_blinding_input_values_decref (struct GNUNET_CRYPTO_BlindingInputValues *bm)
	Decrement reference counter of the given bi, and free it if it reaches zero. More...
void	GNUNET_CRYPTO_blind_sign_priv_decref (struct GNUNET_CRYPTO_BlindSignPrivateKey *bsign_priv)
	Decrement reference counter of a bsign_priv, and free it if it reaches zero. More...
void	GNUNET_CRYPTO_blind_sign_pub_decref (struct GNUNET_CRYPTO_BlindSignPublicKey *bsign_pub)
	Decrement reference counter of a bsign_pub, and free it if it reaches zero. More...
void	GNUNET_CRYPTO_unblinded_sig_decref (struct GNUNET_CRYPTO_UnblindedSignature *ub_sig)
	Decrement reference counter of a ub_sig, and free it if it reaches zero. More...
void	GNUNET_CRYPTO_blinded_sig_decref (struct GNUNET_CRYPTO_BlindedSignature *blind_sig)
	Decrement reference counter of a blind_sig, and free it if it reaches zero. More...
void	GNUNET_CRYPTO_blinded_message_decref (struct GNUNET_CRYPTO_BlindedMessage *bm)
	Decrement reference counter of a bm, and free it if it reaches zero. More...
struct GNUNET_CRYPTO_BlindedMessage *	GNUNET_CRYPTO_blinded_message_incref (struct GNUNET_CRYPTO_BlindedMessage *bm)
	Increment reference counter of the given bm. More...
struct GNUNET_CRYPTO_BlindingInputValues *	GNUNET_CRYPTO_blinding_input_values_incref (struct GNUNET_CRYPTO_BlindingInputValues *bm)
	Increment reference counter of the given bi. More...
struct GNUNET_CRYPTO_BlindSignPublicKey *	GNUNET_CRYPTO_bsign_pub_incref (struct GNUNET_CRYPTO_BlindSignPublicKey *bsign_pub)
	Increment reference counter of the given bsign_pub. More...
struct GNUNET_CRYPTO_BlindSignPrivateKey *	GNUNET_CRYPTO_bsign_priv_incref (struct GNUNET_CRYPTO_BlindSignPrivateKey *bsign_priv)
	Increment reference counter of the given bsign_priv. More...
struct GNUNET_CRYPTO_UnblindedSignature *	GNUNET_CRYPTO_ub_sig_incref (struct GNUNET_CRYPTO_UnblindedSignature *ub_sig)
	Increment reference counter of the given ub_sig. More...
struct GNUNET_CRYPTO_BlindedSignature *	GNUNET_CRYPTO_blind_sig_incref (struct GNUNET_CRYPTO_BlindedSignature *blind_sig)
	Increment reference counter of the given blind_sig. More...
int	GNUNET_CRYPTO_bsign_pub_cmp (const struct GNUNET_CRYPTO_BlindSignPublicKey *bp1, const struct GNUNET_CRYPTO_BlindSignPublicKey *bp2)
	Compare two denomination public keys. More...
int	GNUNET_CRYPTO_ub_sig_cmp (const struct GNUNET_CRYPTO_UnblindedSignature *sig1, const struct GNUNET_CRYPTO_UnblindedSignature *sig2)
	Compare two denomination signatures. More...
int	GNUNET_CRYPTO_blind_sig_cmp (const struct GNUNET_CRYPTO_BlindedSignature *sig1, const struct GNUNET_CRYPTO_BlindedSignature *sig2)
	Compare two blinded denomination signatures. More...
int	GNUNET_CRYPTO_blinded_message_cmp (const struct GNUNET_CRYPTO_BlindedMessage *bp1, const struct GNUNET_CRYPTO_BlindedMessage *bp2)
	Compare two blinded messages. More...
enum GNUNET_GenericReturnValue	GNUNET_CRYPTO_blind_sign_keys_create (struct GNUNET_CRYPTO_BlindSignPrivateKey **bsign_priv, struct GNUNET_CRYPTO_BlindSignPublicKey **bsign_pub, enum GNUNET_CRYPTO_BlindSignatureAlgorithm cipher,...)
	Initialize public-private key pair for blind signatures. More...
enum GNUNET_GenericReturnValue	GNUNET_CRYPTO_blind_sign_keys_create_va (struct GNUNET_CRYPTO_BlindSignPrivateKey **bsign_priv, struct GNUNET_CRYPTO_BlindSignPublicKey **bsign_pub, enum GNUNET_CRYPTO_BlindSignatureAlgorithm cipher, va_list ap)
	Initialize public-private key pair for blind signatures. More...
struct GNUNET_CRYPTO_BlindingInputValues *	GNUNET_CRYPTO_get_blinding_input_values (const struct GNUNET_CRYPTO_BlindSignPrivateKey *bsign_priv, const union GNUNET_CRYPTO_BlindSessionNonce *nonce, const char *salt)
	Compute blinding input values for a given nonce and salt. More...
struct GNUNET_CRYPTO_BlindedMessage *	GNUNET_CRYPTO_message_blind_to_sign (const struct GNUNET_CRYPTO_BlindSignPublicKey *bsign_pub, const union GNUNET_CRYPTO_BlindingSecretP *bks, const union GNUNET_CRYPTO_BlindSessionNonce *nonce, const void *message, size_t message_size, const struct GNUNET_CRYPTO_BlindingInputValues *alg_values)
	Blind message for blind signing with dk using blinding secret coin_bks. More...
struct GNUNET_CRYPTO_BlindedSignature *	GNUNET_CRYPTO_blind_sign (const struct GNUNET_CRYPTO_BlindSignPrivateKey *bsign_priv, const char *salt, const struct GNUNET_CRYPTO_BlindedMessage *blinded_message)
	Create blind signature. More...
struct GNUNET_CRYPTO_UnblindedSignature *	GNUNET_CRYPTO_blind_sig_unblind (const struct GNUNET_CRYPTO_BlindedSignature *blinded_sig, const union GNUNET_CRYPTO_BlindingSecretP *bks, const void *message, size_t message_size, const struct GNUNET_CRYPTO_BlindingInputValues *alg_values, const struct GNUNET_CRYPTO_BlindSignPublicKey *bsign_pub)
	Unblind blind signature. More...
enum GNUNET_GenericReturnValue	GNUNET_CRYPTO_blind_sig_verify (const struct GNUNET_CRYPTO_BlindSignPublicKey *bsign_pub, const struct GNUNET_CRYPTO_UnblindedSignature *ub_sig, const void *message, size_t message_size)
	Verify signature made blindly. More...

Detailed Description

blind signatures (abstraction over RSA or CS)

Author

Christian Grothoff

Definition in file crypto_blind_sign.c.