Add getConfirmedSignaturesForAddress2 RPC method

client/src/rpc_client.rs

@@ -2,7 +2,10 @@ use crate::{
     client_error::{ClientError, ClientErrorKind, Result as ClientResult},
     http_sender::HttpSender,
     mock_sender::{MockSender, Mocks},
-    rpc_config::{RpcLargestAccountsConfig, RpcSendTransactionConfig, RpcTokenAccountsFilter},
+    rpc_config::{
+        RpcGetConfirmedSignaturesForAddress2Config, RpcLargestAccountsConfig,
+        RpcSendTransactionConfig, RpcTokenAccountsFilter,
+    },
     rpc_request::{RpcError, RpcRequest, TokenAccountsFilter},
     rpc_response::*,
     rpc_sender::RpcSender,
@@ -289,6 +292,32 @@ impl RpcClient {
         Ok(signatures)
     }
 
+    pub fn get_confirmed_signatures_for_address2(
+        &self,
+        address: &Pubkey,
+    ) -> ClientResult<Vec<RpcConfirmedTransactionStatusWithSignature>> {
+        self.get_confirmed_signatures_for_address2_with_config(address, None, None)
+    }
+
+    pub fn get_confirmed_signatures_for_address2_with_config(
+        &self,
+        address: &Pubkey,
+        start_after: Option<Signature>,
+        limit: Option<usize>,
+    ) -> ClientResult<Vec<RpcConfirmedTransactionStatusWithSignature>> {
+        let config = RpcGetConfirmedSignaturesForAddress2Config {
+            start_after: start_after.map(|signature| signature.to_string()),
+            limit,
+        };
+
+        let result: Vec<RpcConfirmedTransactionStatusWithSignature> = self.send(
+            RpcRequest::GetConfirmedSignaturesForAddress2,
+            json!([address.to_string(), config]),
+        )?;
+
+        Ok(result)
+    }
+
     pub fn get_confirmed_transaction(
         &self,
         signature: &Signature,

client/src/rpc_config.rs

@@ -65,3 +65,10 @@ pub enum RpcTokenAccountsFilter {
     Mint(String),
     ProgramId(String),
 }
+
+#[derive(Debug, Clone, Default, PartialEq, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct RpcGetConfirmedSignaturesForAddress2Config {
+    pub start_after: Option<String>, // Signature as base-58 string
+    pub limit: Option<usize>,
+}

client/src/rpc_request.rs

@@ -14,6 +14,7 @@ pub enum RpcRequest {
     GetConfirmedBlock,
     GetConfirmedBlocks,
     GetConfirmedSignaturesForAddress,
+    GetConfirmedSignaturesForAddress2,
     GetConfirmedTransaction,
     GetEpochInfo,
     GetEpochSchedule,
@@ -65,6 +66,7 @@ impl fmt::Display for RpcRequest {
             RpcRequest::GetConfirmedBlock => "getConfirmedBlock",
             RpcRequest::GetConfirmedBlocks => "getConfirmedBlocks",
             RpcRequest::GetConfirmedSignaturesForAddress => "getConfirmedSignaturesForAddress",
+            RpcRequest::GetConfirmedSignaturesForAddress2 => "getConfirmedSignaturesForAddress2",
             RpcRequest::GetConfirmedTransaction => "getConfirmedTransaction",
             RpcRequest::GetEpochInfo => "getEpochInfo",
             RpcRequest::GetEpochSchedule => "getEpochSchedule",
@@ -112,6 +114,7 @@ pub const NUM_LARGEST_ACCOUNTS: usize = 20;
 pub const MAX_GET_SIGNATURE_STATUSES_QUERY_ITEMS: usize = 256;
 pub const MAX_GET_CONFIRMED_SIGNATURES_FOR_ADDRESS_SLOT_RANGE: u64 = 10_000;
 pub const MAX_GET_CONFIRMED_BLOCKS_RANGE: u64 = 500_000;
+pub const MAX_GET_CONFIRMED_SIGNATURES_FOR_ADDRESS2_LIMIT: usize = 1_000;
 
 // Validators that are this number of slots behind are considered delinquent
 pub const DELINQUENT_VALIDATOR_SLOT_DISTANCE: u64 = 128;

client/src/rpc_response.rs

@@ -6,6 +6,7 @@ use solana_sdk::{
     inflation::Inflation,
     transaction::{Result, TransactionError},
 };
+use solana_transaction_status::ConfirmedTransactionStatusWithSignature;
 use std::{collections::HashMap, net::SocketAddr};
 
 pub type RpcResult<T> = client_error::Result<Response<T>>;
@@ -236,3 +237,29 @@ pub struct RpcTokenAccountBalance {
     #[serde(flatten)]
     pub amount: RpcTokenAmount,
 }
+
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
+#[serde(rename_all = "camelCase")]
+pub struct RpcConfirmedTransactionStatusWithSignature {
+    pub signature: String,
+    pub slot: Slot,
+    pub err: Option<TransactionError>,
+    pub memo: Option<String>,
+}
+
+impl From<ConfirmedTransactionStatusWithSignature> for RpcConfirmedTransactionStatusWithSignature {
+    fn from(value: ConfirmedTransactionStatusWithSignature) -> Self {
+        let ConfirmedTransactionStatusWithSignature {
+            signature,
+            slot,
+            err,
+            memo,
+        } = value;
+        Self {
+            signature: signature.to_string(),
+            slot,
+            err,
+            memo,
+        }
+    }
+}