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| Original file line number | Diff line number | Diff line change |
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| //------------------------------------------------------------------------------ | ||
| /* | ||
| This file is part of rippled: https://github.com/ripple/rippled | ||
| Copyright (c) 2024 Ripple Labs Inc. | ||
| Permission to use, copy, modify, and/or distribute this software for any | ||
| purpose with or without fee is hereby granted, provided that the above | ||
| copyright notice and this permission notice appear in all copies. | ||
| THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | ||
| WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | ||
| MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | ||
| ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | ||
| WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | ||
| ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | ||
| OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | ||
| */ | ||
| //============================================================================== | ||
|
|
||
| #ifndef RIPPLE_PROTOCOL_STTX_WRAPPER_H_INCLUDED | ||
| #define RIPPLE_PROTOCOL_STTX_WRAPPER_H_INCLUDED | ||
|
|
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| #include <xrpl/protocol/STAccount.h> | ||
| #include <xrpl/protocol/STTx.h> | ||
| #include <functional> | ||
|
|
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| namespace ripple { | ||
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| // This class is a wrapper to deal with delegating in AccountPermission | ||
| // amendment. It wraps STTx, and delegates to STTx methods. The key change is | ||
| // getAccountID and operator[]. We need to first check if the transaction is | ||
| // delegated by another account by checking if the sfOnBehalfOf field is | ||
| // present. If it is present, we need to return the sfOnBehalfOf field as the | ||
| // account when calling getAccountID(sfAccount) and tx[sfAccount]. | ||
| class STTxWr | ||
| { | ||
| private: | ||
| STTx tx_; // Wrap an instance of STTx | ||
| bool isDelegated_; // if the transaction is delegated by another account | ||
|
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| public: | ||
| explicit STTxWr(STTx tx, bool isDelegated) | ||
| : tx_(tx), isDelegated_(isDelegated) | ||
| { | ||
| } | ||
|
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| STTx | ||
| getTx() const | ||
| { | ||
| return tx_; | ||
| } | ||
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| bool | ||
| isDelegated() const | ||
| { | ||
| return isDelegated_; | ||
| } | ||
|
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| AccountID | ||
| getAccountID(SField const& field) const | ||
| { | ||
| if (field == sfAccount) | ||
| return tx_.isFieldPresent(sfOnBehalfOf) ? *tx_[~sfOnBehalfOf] | ||
| : tx_[sfAccount]; | ||
| return tx_.getAccountID(field); | ||
| } | ||
|
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| template <class T> | ||
| typename std::enable_if< | ||
| !std::is_same<TypedField<T>, SF_ACCOUNT>::value, | ||
| typename T::value_type>::type | ||
| operator[](TypedField<T> const& f) const | ||
| { | ||
| return tx_[f]; | ||
| } | ||
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| // When Type is SF_ACCOUNT and also field name is sfAccount, we need to | ||
| // check if the transaction is delegated by another account. If it is, | ||
| // return sfOnBehalfOf field instead. | ||
| template <class T> | ||
| typename std::enable_if< | ||
| std::is_same<TypedField<T>, SF_ACCOUNT>::value, | ||
| AccountID>::type | ||
| operator[](TypedField<T> const& f) const | ||
| { | ||
| if (f == sfAccount) | ||
| return tx_.isFieldPresent(sfOnBehalfOf) ? *tx_[~sfOnBehalfOf] | ||
| : tx_[sfAccount]; | ||
| return tx_[f]; | ||
| } | ||
|
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| template <class T> | ||
| std::optional<std::decay_t<typename T::value_type>> | ||
| operator[](OptionaledField<T> const& of) const | ||
| { | ||
| return tx_[of]; | ||
| } | ||
|
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| uint256 | ||
| getTransactionID() const | ||
| { | ||
| return tx_.getTransactionID(); | ||
| } | ||
|
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| TxType | ||
| getTxnType() const | ||
| { | ||
| return tx_.getTxnType(); | ||
| } | ||
|
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| std::uint32_t | ||
| getFlags() const | ||
| { | ||
| return tx_.getFlags(); | ||
| } | ||
|
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| bool | ||
| isFieldPresent(SField const& field) const | ||
| { | ||
| return tx_.isFieldPresent(field); | ||
| } | ||
|
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| Json::Value | ||
| getJson(JsonOptions options) const | ||
| { | ||
| return tx_.getJson(options); | ||
| } | ||
|
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| void | ||
| add(Serializer& s) const | ||
| { | ||
| tx_.add(s); | ||
| } | ||
|
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| unsigned char | ||
| getFieldU8(SField const& field) const | ||
| { | ||
| return tx_.getFieldU8(field); | ||
| } | ||
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| std::uint32_t | ||
| getFieldU32(SField const& field) const | ||
| { | ||
| return tx_.getFieldU32(field); | ||
| } | ||
|
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| uint256 | ||
| getFieldH256(SField const& field) const | ||
| { | ||
| return tx_.getFieldH256(field); | ||
| } | ||
|
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| Blob | ||
| getFieldVL(SField const& field) const | ||
| { | ||
| return tx_.getFieldVL(field); | ||
| } | ||
|
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| STAmount const& | ||
| getFieldAmount(SField const& field) const | ||
| { | ||
| return tx_.getFieldAmount(field); | ||
| } | ||
|
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| STPathSet const& | ||
| getFieldPathSet(SField const& field) const | ||
| { | ||
| return tx_.getFieldPathSet(field); | ||
| } | ||
|
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| const STVector256& | ||
| getFieldV256(SField const& field) const | ||
| { | ||
| return tx_.getFieldV256(field); | ||
| } | ||
|
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| const STArray& | ||
| getFieldArray(SField const& field) const | ||
| { | ||
| return tx_.getFieldArray(field); | ||
| } | ||
|
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| Blob | ||
| getSigningPubKey() const | ||
| { | ||
| return tx_.getSigningPubKey(); | ||
| } | ||
|
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| Blob | ||
| getSignature() const | ||
| { | ||
| return tx_.getSignature(); | ||
| } | ||
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| bool | ||
| isFlag(std::uint32_t f) const | ||
| { | ||
| return tx_.isFlag(f); | ||
| } | ||
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| SeqProxy | ||
| getSeqProxy() const | ||
| { | ||
| return tx_.getSeqProxy(); | ||
| } | ||
| }; | ||
|
|
||
| } // namespace ripple | ||
|
|
||
| #endif |
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