/*
   Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; version 2 of the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING. If not, write to the
   Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
   MA  02110-1301  USA.
*/

/* error.hpp provides a taocrypt error numbers
 *
 */


#ifndef TAO_CRYPT_ERROR_HPP
#define TAO_CRYPT_ERROR_HPP


namespace TaoCrypt {


enum ErrorNumber {

NO_ERROR_E   =    0, // "not in error state"

// RandomNumberGenerator
WINCRYPT_E      = 1001, // "bad wincrypt acquire"
CRYPTGEN_E      = 1002, // "CryptGenRandom error"
OPEN_RAN_E      = 1003, // "open /dev/urandom error"
READ_RAN_E      = 1004, // "read /dev/urandom error"

// Integer
INTEGER_E       = 1010, // "bad DER Integer Header"


// ASN.1
SEQUENCE_E      = 1020, // "bad Sequence Header"
SET_E           = 1021, // "bad Set Header"
VERSION_E       = 1022, // "version length not 1"
SIG_OID_E       = 1023, // "signature OID mismatch"
BIT_STR_E       = 1024, // "bad BitString Header"
UNKNOWN_OID_E   = 1025, // "unknown key OID type"
OBJECT_ID_E     = 1026, // "bad Ojbect ID Header"
TAG_NULL_E      = 1027, // "expected TAG NULL"
EXPECT_0_E      = 1028, // "expected 0"
OCTET_STR_E     = 1029, // "bad Octet String Header"
TIME_E          = 1030, // "bad TIME"

DATE_SZ_E       = 1031, // "bad Date Size"
SIG_LEN_E       = 1032, // "bad Signature Length"
UNKOWN_SIG_E    = 1033, // "unknown signature OID"
UNKOWN_HASH_E   = 1034, // "unknown hash OID"
DSA_SZ_E        = 1035, // "bad DSA r or s size"
BEFORE_DATE_E   = 1036, // "before date in the future"
AFTER_DATE_E    = 1037, // "after date in the past"
SIG_CONFIRM_E   = 1038, // "bad self  signature confirmation"
SIG_OTHER_E     = 1039, // "bad other signature confirmation"

CONTENT_E       = 1040, // "bad content processing"
PEM_E           = 1041  // "bad pem format error"

    //  add error string to yassl/src/yassl_error.cpp !!! 
};


struct Error {
    ErrorNumber  what_;    // description number, 0 for no error

    explicit Error(ErrorNumber w = NO_ERROR_E) : what_(w) {}

    ErrorNumber What()            const  { return what_; }
    void        SetError(ErrorNumber w)  { what_ = w; }
};



} // namespace TaoCrypt

#endif // TAO_CRYPT_ERROR_HPP