mirror of
https://github.com/XRPLF/rippled.git
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177 lines
6.0 KiB
C++
177 lines
6.0 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#ifndef RIPPLE_PROTOCOL_PROTOCOL_H_INCLUDED
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#define RIPPLE_PROTOCOL_PROTOCOL_H_INCLUDED
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#include <xrpl/basics/ByteUtilities.h>
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#include <xrpl/basics/base_uint.h>
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#include <cstdint>
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namespace ripple {
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/** Protocol specific constants.
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This information is, implicitly, part of the protocol.
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@note Changing these values without adding code to the
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server to detect "pre-change" and "post-change"
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will result in a hard fork.
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@ingroup protocol
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*/
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/** Smallest legal byte size of a transaction. */
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std::size_t constexpr txMinSizeBytes = 32;
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/** Largest legal byte size of a transaction. */
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std::size_t constexpr txMaxSizeBytes = megabytes(1);
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/** The maximum number of unfunded offers to delete at once */
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std::size_t constexpr unfundedOfferRemoveLimit = 1000;
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/** The maximum number of expired offers to delete at once */
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std::size_t constexpr expiredOfferRemoveLimit = 256;
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/** The maximum number of metadata entries allowed in one transaction */
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std::size_t constexpr oversizeMetaDataCap = 5200;
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/** The maximum number of entries per directory page */
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std::size_t constexpr dirNodeMaxEntries = 32;
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/** The maximum number of pages allowed in a directory */
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std::uint64_t constexpr dirNodeMaxPages = 262144;
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/** The maximum number of items in an NFT page */
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std::size_t constexpr dirMaxTokensPerPage = 32;
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/** The maximum number of owner directory entries for account to be deletable */
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std::size_t constexpr maxDeletableDirEntries = 1000;
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/** The maximum number of token offers that can be canceled at once */
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std::size_t constexpr maxTokenOfferCancelCount = 500;
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/** The maximum number of offers in an offer directory for NFT to be burnable */
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std::size_t constexpr maxDeletableTokenOfferEntries = 500;
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/** The maximum token transfer fee allowed.
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Token transfer fees can range from 0% to 50% and are specified in tenths of
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a basis point; that is a value of 1000 represents a transfer fee of 1% and
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a value of 10000 represents a transfer fee of 10%.
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Note that for extremely low transfer fees values, it is possible that the
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calculated fee will be 0.
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*/
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std::uint16_t constexpr maxTransferFee = 50000;
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/** The maximum length of a URI inside an NFT */
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std::size_t constexpr maxTokenURILength = 256;
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/** The maximum length of a Data element inside a DID */
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std::size_t constexpr maxDIDDocumentLength = 256;
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/** The maximum length of a URI inside a DID */
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std::size_t constexpr maxDIDURILength = 256;
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/** The maximum length of an Attestation inside a DID */
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std::size_t constexpr maxDIDAttestationLength = 256;
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/** The maximum length of a domain */
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std::size_t constexpr maxDomainLength = 256;
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/** The maximum length of a URI inside a Credential */
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std::size_t constexpr maxCredentialURILength = 256;
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/** The maximum length of a CredentialType inside a Credential */
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std::size_t constexpr maxCredentialTypeLength = 64;
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/** The maximum number of credentials can be passed in array */
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std::size_t constexpr maxCredentialsArraySize = 8;
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/** The maximum number of credentials can be passed in array for permissioned
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* domain */
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std::size_t constexpr maxPermissionedDomainCredentialsArraySize = 10;
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/** The maximum length of MPTokenMetadata */
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std::size_t constexpr maxMPTokenMetadataLength = 1024;
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/** The maximum amount of MPTokenIssuance */
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std::uint64_t constexpr maxMPTokenAmount = 0x7FFF'FFFF'FFFF'FFFFull;
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/** The maximum length of Data payload */
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std::size_t constexpr maxDataPayloadLength = 256;
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/** Vault withdrawal policies */
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std::uint8_t constexpr vaultStrategyFirstComeFirstServe = 1;
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/** Maximum recursion depth for vault shares being put as an asset inside
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* another vault; counted from 0 */
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std::uint8_t constexpr maxAssetCheckDepth = 5;
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/** A ledger index. */
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using LedgerIndex = std::uint32_t;
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/** A transaction identifier.
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The value is computed as the hash of the
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canonicalized, serialized transaction object.
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*/
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using TxID = uint256;
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/** The maximum number of trustlines to delete as part of AMM account
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* deletion cleanup.
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*/
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std::uint16_t constexpr maxDeletableAMMTrustLines = 512;
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/** The maximum length of a URI inside an Oracle */
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std::size_t constexpr maxOracleURI = 256;
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/** The maximum length of a Provider inside an Oracle */
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std::size_t constexpr maxOracleProvider = 256;
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/** The maximum size of a data series array inside an Oracle */
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std::size_t constexpr maxOracleDataSeries = 10;
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/** The maximum length of a SymbolClass inside an Oracle */
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std::size_t constexpr maxOracleSymbolClass = 16;
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/** The maximum allowed time difference between lastUpdateTime and the time
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of the last closed ledger
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*/
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std::size_t constexpr maxLastUpdateTimeDelta = 300;
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/** The maximum price scaling factor
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*/
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std::size_t constexpr maxPriceScale = 20;
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/** The maximum percentage of outliers to trim
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*/
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std::size_t constexpr maxTrim = 25;
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/** The maximum number of delegate permissions an account can grant
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*/
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std::size_t constexpr permissionMaxSize = 10;
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/** The maximum number of transactions that can be in a batch. */
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std::size_t constexpr maxBatchTxCount = 8;
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} // namespace ripple
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#endif
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