cRSA Class Reference

#include <crypto.h>

List of all members.

Public Member Functions
int	RSA (unsigned char *out, const unsigned char *in, int n, const BIGNUM *exp, const BIGNUM *mod, bool LE=true) const
int	RSA (BIGNUM *out, const unsigned char *in, int n, const BIGNUM *exp, const BIGNUM *mod, bool LE=true) const
int	RSA (unsigned char *out, int len, BIGNUM *in, const BIGNUM *exp, const BIGNUM *mod, bool LE=true) const

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Detailed Description

Definition at line 128 of file crypto.h.

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Member Function Documentation

int cRSA::RSA	(	unsigned char *	out,
		const unsigned char *	in,
		int	n,
		const BIGNUM *	exp,
		const BIGNUM *	mod,
		bool	LE = true
	)		const

Definition at line 177 of file crypto.c.

References L_GEN_ERROR, and PRINTF.

Referenced by cSmartCardCryptoworks::Decode(), cCamCryptNagra::DecryptDT08(), cNagra2::DecryptECM(), cNagra1::DecryptECM(), cNagra2::DecryptEMM(), cNagra1::DecryptEMM(), cCryptoworks::DecryptRSA(), cCamCrypt::EncryptCamMessage(), cSmartCardCryptoworks::Init(), cCamCryptNagra::MakeSessionKey(), cSystemSeca::ProcessECM(), cSystemConax::ProcessECM(), cSystemSeca::ProcessEMM(), and cCamCrypt::SetupCardFiles().

{
  cBNctx ctx;
  cBN r, d;
  if(Input(&d,in,n,LE)) {
    if(BN_mod_exp(r,d,exp,mod,ctx)) return Output(out,n,&r,LE);
    PRINTF(L_GEN_ERROR,"rsa: mod-exp failed");
    }
  return 0;
}

int cRSA::RSA	(	unsigned char *	out,
		int	len,
		BIGNUM *	in,
		const BIGNUM *	exp,
		const BIGNUM *	mod,
		bool	LE = true
	)		const

Definition at line 199 of file crypto.c.

References L_GEN_ERROR, and PRINTF.

{
  cBNctx ctx;
  cBN r;
  if(BN_mod_exp(r,in,exp,mod,ctx)) return Output(out,n,&r,LE);
  PRINTF(L_GEN_ERROR,"rsa: mod-exp failed");
  return 0;
}

int cRSA::RSA	(	BIGNUM *	out,
		const unsigned char *	in,
		int	n,
		const BIGNUM *	exp,
		const BIGNUM *	mod,
		bool	LE = true
	)		const

Definition at line 188 of file crypto.c.

References L_GEN_ERROR, and PRINTF.

{
  cBNctx ctx;
  cBN d;
  if(Input(&d,in,n,LE)) {
    if(BN_mod_exp(out,d,exp,mod,ctx)) return BN_num_bytes(out);
    PRINTF(L_GEN_ERROR,"rsa: mod-exp failed");
    }
  return 0;
}

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The documentation for this class was generated from the following files:

• sc/PLUGINS/src/sc-src/crypto.h
• sc/PLUGINS/src/sc-src/crypto.c