diff options
Diffstat (limited to 'firmware/lib/cryptolib/include/rsa.h')
-rw-r--r-- | firmware/lib/cryptolib/include/rsa.h | 70 |
1 files changed, 0 insertions, 70 deletions
diff --git a/firmware/lib/cryptolib/include/rsa.h b/firmware/lib/cryptolib/include/rsa.h index eff608dc..4e793763 100644 --- a/firmware/lib/cryptolib/include/rsa.h +++ b/firmware/lib/cryptolib/include/rsa.h @@ -22,74 +22,4 @@ #define RSA4096NUMWORDS (RSA4096NUMBYTES / sizeof(uint32_t)) #define RSA8192NUMWORDS (RSA8192NUMBYTES / sizeof(uint32_t)) -typedef struct RSAPublicKey { - uint32_t len; /* Length of n[] in number of uint32_t */ - uint32_t n0inv; /* -1 / n[0] mod 2^32 */ - uint32_t* n; /* modulus as little endian array */ - uint32_t* rr; /* R^2 as little endian array */ - unsigned int algorithm; /* Algorithm to use when verifying with the key */ -} RSAPublicKey; - -/* Verify a RSA PKCS1.5 signature [sig] of [sig_type] and length [sig_len] - * against an expected [hash] using [key]. Returns 0 on failure, 1 on success. - */ -int RSAVerify(const RSAPublicKey *key, - const uint8_t* sig, - const uint32_t sig_len, - const uint8_t sig_type, - const uint8_t* hash); - -/* Perform RSA signature verification on [buf] of length [len] against expected - * signature [sig] using signature algorithm [algorithm]. The public key used - * for verification can either be in the form of a pre-process key blob - * [key_blob] or RSAPublicKey structure [key]. One of [key_blob] or [key] must - * be non-NULL, and the other NULL or the function will fail. - * - * Returns 1 on verification success, 0 on verification failure or invalid - * arguments. - * - * Note: This function is for use in the firmware and assumes all pointers point - * to areas in the memory of the right size. - * - */ -int RSAVerifyBinary_f(const uint8_t* key_blob, - const RSAPublicKey* key, - const uint8_t* buf, - uint64_t len, - const uint8_t* sig, - unsigned int algorithm); - -/* Version of RSAVerifyBinary_f() where instead of the raw binary blob - * of data, its digest is passed as the argument. */ -int RSAVerifyBinaryWithDigest_f(const uint8_t* key_blob, - const RSAPublicKey* key, - const uint8_t* digest, - const uint8_t* sig, - unsigned int algorithm); - - -/* ----Some additional utility functions for RSA.---- */ - -/* Returns the size of a pre-processed RSA public key in - * [out_size] with the algorithm [algorithm]. - * - * Returns 1 on success, 0 on failure. - */ -uint64_t RSAProcessedKeySize(uint64_t algorithm, uint64_t* out_size); - -/* Allocate a new RSAPublicKey structure and initialize its pointer fields to - * NULL */ -RSAPublicKey* RSAPublicKeyNew(void); - -/* Deep free the contents of [key]. */ -void RSAPublicKeyFree(RSAPublicKey* key); - -/* Create a RSAPublic key structure from binary blob [buf] of length - * [len]. - * - * Caller owns the returned key and must free it. - */ -RSAPublicKey* RSAPublicKeyFromBuf(const uint8_t* buf, uint64_t len); - - #endif /* VBOOT_REFERENCE_RSA_H_ */ |