// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin Core developers
// Distributed under the GPLv3 software license, see the accompanying
// file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html

/******************************************************************************
 * Copyright © 2014-2019 The SuperNET Developers.                             *
 *                                                                            *
 * See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at                  *
 * the top-level directory of this distribution for the individual copyright  *
 * holder information and the developer policies on copyright and licensing.  *
 *                                                                            *
 * Unless otherwise agreed in a custom licensing agreement, no part of the    *
 * SuperNET software, including this file may be copied, modified, propagated *
 * or distributed except according to the terms contained in the LICENSE file *
 *                                                                            *
 * Removal or modification of this copyright notice is prohibited.            *
 *                                                                            *
 ******************************************************************************/

#ifndef BITCOIN_SCRIPT_SCRIPT_ERROR_H
#define BITCOIN_SCRIPT_SCRIPT_ERROR_H

typedef enum ScriptError_t
{
    SCRIPT_ERR_OK = 0,
    SCRIPT_ERR_UNKNOWN_ERROR,
    SCRIPT_ERR_EVAL_FALSE,
    SCRIPT_ERR_OP_RETURN,

    /* Max sizes */
    SCRIPT_ERR_SCRIPT_SIZE,
    SCRIPT_ERR_PUSH_SIZE,
    SCRIPT_ERR_OP_COUNT,
    SCRIPT_ERR_STACK_SIZE,
    SCRIPT_ERR_SIG_COUNT,
    SCRIPT_ERR_PUBKEY_COUNT,

    /* Failed verify operations */
    SCRIPT_ERR_VERIFY,
    SCRIPT_ERR_EQUALVERIFY,
    SCRIPT_ERR_CHECKMULTISIGVERIFY,
    SCRIPT_ERR_CHECKSIGVERIFY,
    SCRIPT_ERR_NUMEQUALVERIFY,

    /* Logical/Format/Canonical errors */
    SCRIPT_ERR_BAD_OPCODE,
    SCRIPT_ERR_DISABLED_OPCODE,
    SCRIPT_ERR_INVALID_STACK_OPERATION,
    SCRIPT_ERR_INVALID_ALTSTACK_OPERATION,
    SCRIPT_ERR_UNBALANCED_CONDITIONAL,

    /* OP_CHECKLOCKTIMEVERIFY */
    SCRIPT_ERR_NEGATIVE_LOCKTIME,
    SCRIPT_ERR_UNSATISFIED_LOCKTIME,

    /* BIP62 */
    SCRIPT_ERR_SIG_HASHTYPE,
    SCRIPT_ERR_SIG_DER,
    SCRIPT_ERR_MINIMALDATA,
    SCRIPT_ERR_SIG_PUSHONLY,
    SCRIPT_ERR_SIG_HIGH_S,
    SCRIPT_ERR_SIG_NULLDUMMY,
    SCRIPT_ERR_PUBKEYTYPE,
    SCRIPT_ERR_CLEANSTACK,

    /* softfork safeness */
    SCRIPT_ERR_DISCOURAGE_UPGRADABLE_NOPS,

    SCRIPT_ERR_ERROR_COUNT,

    /* crypto-condition script errors */
    SCRIPT_ERR_CRYPTOCONDITION_VERIFY,
    SCRIPT_ERR_CRYPTOCONDITION_INVALID_FULFILLMENT
} ScriptError;

#define SCRIPT_ERR_LAST SCRIPT_ERR_ERROR_COUNT

const char* ScriptErrorString(const ScriptError error);

#endif // BITCOIN_SCRIPT_SCRIPT_ERROR_H