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Add PermissionDelegation feature (#5354)

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This change implements the account permission delegation described in XLS-75d, see https://github.com/XRPLF/XRPL-Standards/pull/257.

* Introduces transaction-level and granular permissions that can be delegated to other accounts.
* Adds `DelegateSet` transaction to grant specified permissions to another account.
* Adds `ltDelegate` ledger object to maintain the permission list for delegating/delegated account pair.
* Adds an optional `Delegate` field in common fields, allowing a delegated account to send transactions on behalf of the delegating account within the granted permission scope. The `Account` field remains the delegating account; the `Delegate` field specifies the delegated account. The transaction is signed by the delegated account.
This commit is contained in:
yinyiqian1
2025-05-08 06:14:02 -04:00
committed by GitHub
parent 9ec2d7f8ff
commit 2db2791805
49 changed files with 2976 additions and 91 deletions
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include/xrpl/protocol/detail/features.macro
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@@ -32,6 +32,7 @@
// If you add an amendment here, then do not forget to increment `numFeatures`
// in include/xrpl/protocol/Feature.h.
XRPL_FEATURE(PermissionDelegation, Supported::yes, VoteBehavior::DefaultNo)
XRPL_FIX (PayChanCancelAfter, Supported::yes, VoteBehavior::DefaultNo)
// Check flags in Credential transactions
XRPL_FIX (InvalidTxFlags, Supported::yes, VoteBehavior::DefaultNo)