Move loader_transaction out of src/

sdk/src/lib.rs

@@ -6,6 +6,7 @@ pub mod budget_program;
 pub mod budget_transaction;
 pub mod hash;
 pub mod loader_instruction;
+pub mod loader_transaction;
 pub mod native_loader;
 pub mod native_program;
 pub mod packet;

sdk/src/loader_transaction.rs

@@ -0,0 +1,39 @@
+//! The `loader_transaction` module provides functionality for loading and calling a program
+
+use hash::Hash;
+use loader_instruction::LoaderInstruction;
+use pubkey::Pubkey;
+use signature::Keypair;
+use transaction::Transaction;
+
+pub trait LoaderTransaction {
+    fn loader_write(
+        from_keypair: &Keypair,
+        loader: Pubkey,
+        offset: u32,
+        bytes: Vec<u8>,
+        last_id: Hash,
+        fee: u64,
+    ) -> Self;
+
+    fn loader_finalize(from_keypair: &Keypair, loader: Pubkey, last_id: Hash, fee: u64) -> Self;
+}
+
+impl LoaderTransaction for Transaction {
+    fn loader_write(
+        from_keypair: &Keypair,
+        loader: Pubkey,
+        offset: u32,
+        bytes: Vec<u8>,
+        last_id: Hash,
+        fee: u64,
+    ) -> Self {
+        let instruction = LoaderInstruction::Write { offset, bytes };
+        Transaction::new(from_keypair, &[], loader, &instruction, last_id, fee)
+    }
+
+    fn loader_finalize(from_keypair: &Keypair, loader: Pubkey, last_id: Hash, fee: u64) -> Self {
+        let instruction = LoaderInstruction::Finalize;
+        Transaction::new(from_keypair, &[], loader, &instruction, last_id, fee)
+    }
+}