crypto_null.c File Reference

Null crypto algorithm. More...

#include <string.h>
#include <ipxe/crypto.h>

Go to the source code of this file.

Functions
	FILE_LICENCE (GPL2_OR_LATER_OR_UBDL)
void	digest_null_init (void *ctx __unused)
void	digest_null_update (void *ctx __unused, const void *src __unused, size_t len __unused)
void	digest_null_final (void *ctx __unused, void *out __unused)
int	cipher_null_setkey (void *ctx __unused, const void *key __unused, size_t keylen __unused)
void	cipher_null_setiv (void *ctx __unused, const void *iv __unused, size_t ivlen __unused)
void	cipher_null_encrypt (void *ctx __unused, const void *src, void *dst, size_t len)
void	cipher_null_decrypt (void *ctx __unused, const void *src, void *dst, size_t len)
void	cipher_null_auth (void *ctx __unused, void *auth __unused)
size_t	pubkey_null_max_len (const struct asn1_cursor *key __unused)
int	pubkey_null_encrypt (const struct asn1_cursor *key __unused, const void *plaintext __unused, size_t plaintext_len __unused, void *ciphertext __unused)
int	pubkey_null_decrypt (const struct asn1_cursor *key __unused, const void *ciphertext __unused, size_t ciphertext_len __unused, void *plaintext __unused)
int	pubkey_null_sign (const struct asn1_cursor *key __unused, struct digest_algorithm *digest __unused, const void *value __unused, void *signature __unused)
int	pubkey_null_verify (const struct asn1_cursor *key __unused, struct digest_algorithm *digest __unused, const void *value __unused, const void *signature __unused, size_t signature_len __unused)

Variables
struct digest_algorithm	digest_null
struct cipher_algorithm	cipher_null
struct pubkey_algorithm	pubkey_null

Detailed Description

Null crypto algorithm.

Definition in file crypto_null.c.

Function Documentation

FILE_LICENCE()

FILE_LICENCE

(

GPL2_OR_LATER_OR_UBDL

)

digest_null_init()

void digest_null_init

(

void *ctx

__unused

)

Definition at line 35 of file crypto_null.c.

                                             {
        /* Do nothing */
}

digest_null_update()

void digest_null_update	(	void *ctx	__unused,
		const void *src	__unused,
		size_t len	__unused
	)

Definition at line 39 of file crypto_null.c.

                                                {
        /* Do nothing */
}

digest_null_final()

void digest_null_final	(	void *ctx	__unused,
		void *out	__unused
	)

Definition at line 44 of file crypto_null.c.

                                                                  {
        /* Do nothing */
}

cipher_null_setkey()

int cipher_null_setkey	(	void *ctx	__unused,
		const void *key	__unused,
		size_t keylen	__unused
	)

Definition at line 58 of file crypto_null.c.

                                                  {
        /* Do nothing */
        return 0;
}

cipher_null_setiv()

void cipher_null_setiv	(	void *ctx	__unused,
		const void *iv	__unused,
		size_t ivlen	__unused
	)

Definition at line 64 of file crypto_null.c.

                                                 {
        /* Do nothing */
}

cipher_null_encrypt()

void cipher_null_encrypt	(	void *ctx	__unused,
		const void *	src,
		void *	dst,
		size_t	len
	)

Definition at line 69 of file crypto_null.c.

                                        {
        memcpy ( dst, src, len );
}

References len, memcpy(), and src.

cipher_null_decrypt()

void cipher_null_decrypt	(	void *ctx	__unused,
		const void *	src,
		void *	dst,
		size_t	len
	)

Definition at line 74 of file crypto_null.c.

                                        {
        memcpy ( dst, src, len );
}

References len, memcpy(), and src.

cipher_null_auth()

void cipher_null_auth	(	void *ctx	__unused,
		void *auth	__unused
	)

Definition at line 79 of file crypto_null.c.

                                                                  {
        /* Do nothing */
}

pubkey_null_max_len()

size_t pubkey_null_max_len

(

const struct asn1_cursor *key

__unused

)

Definition at line 96 of file crypto_null.c.

                                                                      {
        return 0;
}

pubkey_null_encrypt()

int pubkey_null_encrypt	(	const struct asn1_cursor *key	__unused,
		const void *plaintext	__unused,
		size_t plaintext_len	__unused,
		void *ciphertext	__unused
	)

Definition at line 100 of file crypto_null.c.

                                                      {
        return 0;
}

pubkey_null_decrypt()

int pubkey_null_decrypt	(	const struct asn1_cursor *key	__unused,
		const void *ciphertext	__unused,
		size_t ciphertext_len	__unused,
		void *plaintext	__unused
	)

Definition at line 107 of file crypto_null.c.

                                                     {
        return 0;
}

pubkey_null_sign()

int pubkey_null_sign	(	const struct asn1_cursor *key	__unused,
		struct digest_algorithm *digest	__unused,
		const void *value	__unused,
		void *signature	__unused
	)

Definition at line 114 of file crypto_null.c.

                                                                              {
        return 0;
}

pubkey_null_verify()

int pubkey_null_verify	(	const struct asn1_cursor *key	__unused,
		struct digest_algorithm *digest	__unused,
		const void *value	__unused,
		const void *signature	__unused,
		size_t signature_len	__unused
	)

Definition at line 120 of file crypto_null.c.

                                                         {
        return 0;
}

Variable Documentation

digest_null

struct digest_algorithm digest_null

Initial value:

= {
        .name = "null",
        .ctxsize = 0,
        .blocksize = 1,
        .digestsize = 0,
        .init = digest_null_init,
        .update = digest_null_update,
        .final = digest_null_final,
}

Definition at line 48 of file crypto_null.c.

Referenced by tls_clear_handshake().

cipher_null

struct cipher_algorithm cipher_null

Initial value:

= {
        .name = "null",
        .ctxsize = 0,
        .blocksize = 1,
        .alignsize = 1,
        .authsize = 0,
        .setkey = cipher_null_setkey,
        .setiv = cipher_null_setiv,
        .encrypt = cipher_null_encrypt,
        .decrypt = cipher_null_decrypt,
        .auth = cipher_null_auth,
}

Definition at line 83 of file crypto_null.c.

Referenced by cms_message().

pubkey_null

struct pubkey_algorithm pubkey_null

Initial value:

= {
        .name = "null",
        .max_len = pubkey_null_max_len,
        .encrypt = pubkey_null_encrypt,
        .decrypt = pubkey_null_decrypt,
        .sign = pubkey_null_sign,
        .verify = pubkey_null_verify,
}

Definition at line 128 of file crypto_null.c.