/* * samples/dss_sha.h * * Copyright (c) 2001-2004 Sigma Designs, Inc.  * All Rights Reserved. Proprietary and Confidential. * */ /**  @file samples/dss_sha.h  @brief DSS/SHA1 signature check     @author Christian Wolff*/#ifndef __DSS_SHA_H__#define __DSS_SHA_H__typedef RMuint16 * Bignum;struct dss_key {	Bignum p, q, g, y, x;};typedef struct {	RMuint32 h[5];	RMuint8 block[64];	RMint32 blkused;	RMuint32 lenhi, lenlo;} RMSHA_State;void RMSHA_Init(RMSHA_State * s);void RMSHA_Bytes(RMSHA_State * s, void *p, RMint32 len);void RMSHA_Final(RMSHA_State * s, RMuint8 *output);void RMSHA_Simple(void *p, RMint32 len, RMuint8 *output);void RMSHATransform(RMuint32 * digest, RMuint32 * data);extern Bignum Zero, One;Bignum copybn(Bignum b);void freebn(Bignum b);Bignum modpow(Bignum base, Bignum exp, Bignum mod);Bignum modmul(Bignum a, Bignum b, Bignum mod);Bignum bignum_from_bytes(RMuint8 *data, RMint32 nbytes);Bignum bigmuladd(Bignum a, Bignum b, Bignum addend);Bignum modinv(Bignum number, Bignum modulus);RMint32 bignum_cmp(Bignum a, Bignum b);#endif  // __DSS_SHA_H__