diff options
Diffstat (limited to 'xmss_wots.h')
-rw-r--r-- | xmss_wots.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/xmss_wots.h b/xmss_wots.h deleted file mode 100644 index 1eebf3b215df..000000000000 --- a/xmss_wots.h +++ /dev/null @@ -1,64 +0,0 @@ -#ifdef WITH_XMSS -/* $OpenBSD: xmss_wots.h,v 1.3 2018/02/26 12:14:53 dtucker Exp $ */ -/* -wots.h version 20160722 -Andreas Hülsing -Joost Rijneveld -Public domain. -*/ - -#ifndef WOTS_H -#define WOTS_H - -#ifdef HAVE_STDINT_H -#include "stdint.h" -#endif - -/** - * WOTS parameter set - * - * Meaning as defined in draft-irtf-cfrg-xmss-hash-based-signatures-02 - */ -typedef struct { - uint32_t len_1; - uint32_t len_2; - uint32_t len; - uint32_t n; - uint32_t w; - uint32_t log_w; - uint32_t keysize; -} wots_params; - -/** - * Set the WOTS parameters, - * only m, n, w are required as inputs, - * len, len_1, and len_2 are computed from those. - * - * Assumes w is a power of 2 - */ -void wots_set_params(wots_params *params, int n, int w); - -/** - * WOTS key generation. Takes a 32byte seed for the secret key, expands it to a full WOTS secret key and computes the corresponding public key. - * For this it takes the seed pub_seed which is used to generate bitmasks and hash keys and the address of this WOTS key pair addr - * - * params, must have been initialized before using wots_set params for params ! This is not done in this function - * - * Places the computed public key at address pk. - */ -void wots_pkgen(unsigned char *pk, const unsigned char *sk, const wots_params *params, const unsigned char *pub_seed, uint32_t addr[8]); - -/** - * Takes a m-byte message and the 32-byte seed for the secret key to compute a signature that is placed at "sig". - * - */ -int wots_sign(unsigned char *sig, const unsigned char *msg, const unsigned char *sk, const wots_params *params, const unsigned char *pub_seed, uint32_t addr[8]); - -/** - * Takes a WOTS signature, a m-byte message and computes a WOTS public key that it places at pk. - * - */ -int wots_pkFromSig(unsigned char *pk, const unsigned char *sig, const unsigned char *msg, const wots_params *params, const unsigned char *pub_seed, uint32_t addr[8]); - -#endif -#endif /* WITH_XMSS */ |