diff options
Diffstat (limited to 'qemu/roms/ipxe/src/include/ipxe/crypto.h')
| -rw-r--r-- | qemu/roms/ipxe/src/include/ipxe/crypto.h | 270 |
1 files changed, 0 insertions, 270 deletions
diff --git a/qemu/roms/ipxe/src/include/ipxe/crypto.h b/qemu/roms/ipxe/src/include/ipxe/crypto.h deleted file mode 100644 index fc0d8b22b..000000000 --- a/qemu/roms/ipxe/src/include/ipxe/crypto.h +++ /dev/null @@ -1,270 +0,0 @@ -#ifndef _IPXE_CRYPTO_H -#define _IPXE_CRYPTO_H - -/** @file - * - * Cryptographic API - * - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <stdint.h> -#include <stddef.h> - -/** A message digest algorithm */ -struct digest_algorithm { - /** Algorithm name */ - const char *name; - /** Context size */ - size_t ctxsize; - /** Block size */ - size_t blocksize; - /** Digest size */ - size_t digestsize; - /** Initialise digest - * - * @v ctx Context - */ - void ( * init ) ( void *ctx ); - /** Update digest with new data - * - * @v ctx Context - * @v src Data to digest - * @v len Length of data - * - * @v len is not necessarily a multiple of @c blocksize. - */ - void ( * update ) ( void *ctx, const void *src, size_t len ); - /** Finalise digest - * - * @v ctx Context - * @v out Buffer for digest output - */ - void ( * final ) ( void *ctx, void *out ); -}; - -/** A cipher algorithm */ -struct cipher_algorithm { - /** Algorithm name */ - const char *name; - /** Context size */ - size_t ctxsize; - /** Block size */ - size_t blocksize; - /** Set key - * - * @v ctx Context - * @v key Key - * @v keylen Key length - * @ret rc Return status code - */ - int ( * setkey ) ( void *ctx, const void *key, size_t keylen ); - /** Set initialisation vector - * - * @v ctx Context - * @v iv Initialisation vector - */ - void ( * setiv ) ( void *ctx, const void *iv ); - /** Encrypt data - * - * @v ctx Context - * @v src Data to encrypt - * @v dst Buffer for encrypted data - * @v len Length of data - * - * @v len is guaranteed to be a multiple of @c blocksize. - */ - void ( * encrypt ) ( void *ctx, const void *src, void *dst, - size_t len ); - /** Decrypt data - * - * @v ctx Context - * @v src Data to decrypt - * @v dst Buffer for decrypted data - * @v len Length of data - * - * @v len is guaranteed to be a multiple of @c blocksize. - */ - void ( * decrypt ) ( void *ctx, const void *src, void *dst, - size_t len ); -}; - -/** A public key algorithm */ -struct pubkey_algorithm { - /** Algorithm name */ - const char *name; - /** Context size */ - size_t ctxsize; - /** Initialise algorithm - * - * @v ctx Context - * @v key Key - * @v key_len Length of key - * @ret rc Return status code - */ - int ( * init ) ( void *ctx, const void *key, size_t key_len ); - /** Calculate maximum output length - * - * @v ctx Context - * @ret max_len Maximum output length - */ - size_t ( * max_len ) ( void *ctx ); - /** Encrypt - * - * @v ctx Context - * @v plaintext Plaintext - * @v plaintext_len Length of plaintext - * @v ciphertext Ciphertext - * @ret ciphertext_len Length of ciphertext, or negative error - */ - int ( * encrypt ) ( void *ctx, const void *data, size_t len, - void *out ); - /** Decrypt - * - * @v ctx Context - * @v ciphertext Ciphertext - * @v ciphertext_len Ciphertext length - * @v plaintext Plaintext - * @ret plaintext_len Plaintext length, or negative error - */ - int ( * decrypt ) ( void *ctx, const void *data, size_t len, - void *out ); - /** Sign digest value - * - * @v ctx Context - * @v digest Digest algorithm - * @v value Digest value - * @v signature Signature - * @ret signature_len Signature length, or negative error - */ - int ( * sign ) ( void *ctx, struct digest_algorithm *digest, - const void *value, void *signature ); - /** Verify signed digest value - * - * @v ctx Context - * @v digest Digest algorithm - * @v value Digest value - * @v signature Signature - * @v signature_len Signature length - * @ret rc Return status code - */ - int ( * verify ) ( void *ctx, struct digest_algorithm *digest, - const void *value, const void *signature, - size_t signature_len ); - /** Finalise algorithm - * - * @v ctx Context - */ - void ( * final ) ( void *ctx ); - /** Check that public key matches private key - * - * @v private_key Private key - * @v private_key_len Private key length - * @v public_key Public key - * @v public_key_len Public key length - * @ret rc Return status code - */ - int ( * match ) ( const void *private_key, size_t private_key_len, - const void *public_key, size_t public_key_len ); -}; - -static inline void digest_init ( struct digest_algorithm *digest, - void *ctx ) { - digest->init ( ctx ); -} - -static inline void digest_update ( struct digest_algorithm *digest, - void *ctx, const void *data, size_t len ) { - digest->update ( ctx, data, len ); -} - -static inline void digest_final ( struct digest_algorithm *digest, - void *ctx, void *out ) { - digest->final ( ctx, out ); -} - -static inline int cipher_setkey ( struct cipher_algorithm *cipher, - void *ctx, const void *key, size_t keylen ) { - return cipher->setkey ( ctx, key, keylen ); -} - -static inline void cipher_setiv ( struct cipher_algorithm *cipher, - void *ctx, const void *iv ) { - cipher->setiv ( ctx, iv ); -} - -static inline void cipher_encrypt ( struct cipher_algorithm *cipher, - void *ctx, const void *src, void *dst, - size_t len ) { - cipher->encrypt ( ctx, src, dst, len ); -} -#define cipher_encrypt( cipher, ctx, src, dst, len ) do { \ - assert ( ( (len) & ( (cipher)->blocksize - 1 ) ) == 0 ); \ - cipher_encrypt ( (cipher), (ctx), (src), (dst), (len) ); \ - } while ( 0 ) - -static inline void cipher_decrypt ( struct cipher_algorithm *cipher, - void *ctx, const void *src, void *dst, - size_t len ) { - cipher->decrypt ( ctx, src, dst, len ); -} -#define cipher_decrypt( cipher, ctx, src, dst, len ) do { \ - assert ( ( (len) & ( (cipher)->blocksize - 1 ) ) == 0 ); \ - cipher_decrypt ( (cipher), (ctx), (src), (dst), (len) ); \ - } while ( 0 ) - -static inline int is_stream_cipher ( struct cipher_algorithm *cipher ) { - return ( cipher->blocksize == 1 ); -} - -static inline int pubkey_init ( struct pubkey_algorithm *pubkey, void *ctx, - const void *key, size_t key_len ) { - return pubkey->init ( ctx, key, key_len ); -} - -static inline size_t pubkey_max_len ( struct pubkey_algorithm *pubkey, - void *ctx ) { - return pubkey->max_len ( ctx ); -} - -static inline int pubkey_encrypt ( struct pubkey_algorithm *pubkey, void *ctx, - const void *data, size_t len, void *out ) { - return pubkey->encrypt ( ctx, data, len, out ); -} - -static inline int pubkey_decrypt ( struct pubkey_algorithm *pubkey, void *ctx, - const void *data, size_t len, void *out ) { - return pubkey->decrypt ( ctx, data, len, out ); -} - -static inline int pubkey_sign ( struct pubkey_algorithm *pubkey, void *ctx, - struct digest_algorithm *digest, - const void *value, void *signature ) { - return pubkey->sign ( ctx, digest, value, signature ); -} - -static inline int pubkey_verify ( struct pubkey_algorithm *pubkey, void *ctx, - struct digest_algorithm *digest, - const void *value, const void *signature, - size_t signature_len ) { - return pubkey->verify ( ctx, digest, value, signature, signature_len ); -} - -static inline void pubkey_final ( struct pubkey_algorithm *pubkey, void *ctx ) { - pubkey->final ( ctx ); -} - -static inline int pubkey_match ( struct pubkey_algorithm *pubkey, - const void *private_key, - size_t private_key_len, const void *public_key, - size_t public_key_len ) { - return pubkey->match ( private_key, private_key_len, public_key, - public_key_len ); -} - -extern struct digest_algorithm digest_null; -extern struct cipher_algorithm cipher_null; -extern struct pubkey_algorithm pubkey_null; - -#endif /* _IPXE_CRYPTO_H */ |