Improve test maintainability (#20318)

programs/bpf/rust/invoke/src/instructions.rs

@@ -0,0 +1,34 @@
+//! @brief Example Rust-based BPF program that issues a cross-program-invocation
+
+pub const TEST_SUCCESS: u8 = 1;
+pub const TEST_PRIVILEGE_ESCALATION_SIGNER: u8 = 2;
+pub const TEST_PRIVILEGE_ESCALATION_WRITABLE: u8 = 3;
+pub const TEST_PPROGRAM_NOT_EXECUTABLE: u8 = 4;
+pub const TEST_EMPTY_ACCOUNTS_SLICE: u8 = 5;
+pub const TEST_CAP_SEEDS: u8 = 6;
+pub const TEST_CAP_SIGNERS: u8 = 7;
+pub const TEST_ALLOC_ACCESS_VIOLATION: u8 = 8;
+pub const TEST_INSTRUCTION_DATA_TOO_LARGE: u8 = 9;
+pub const TEST_INSTRUCTION_META_TOO_LARGE: u8 = 10;
+pub const TEST_RETURN_ERROR: u8 = 11;
+pub const TEST_PRIVILEGE_DEESCALATION_ESCALATION_SIGNER: u8 = 12;
+pub const TEST_PRIVILEGE_DEESCALATION_ESCALATION_WRITABLE: u8 = 13;
+pub const TEST_WRITABLE_DEESCALATION_WRITABLE: u8 = 14;
+pub const TEST_NESTED_INVOKE_TOO_DEEP: u8 = 15;
+pub const TEST_EXECUTABLE_LAMPORTS: u8 = 16;
+pub const TEST_CALL_PRECOMPILE: u8 = 17;
+pub const ADD_LAMPORTS: u8 = 18;
+
+pub const MINT_INDEX: usize = 0;
+pub const ARGUMENT_INDEX: usize = 1;
+pub const INVOKED_PROGRAM_INDEX: usize = 2;
+pub const INVOKED_ARGUMENT_INDEX: usize = 3;
+pub const INVOKED_PROGRAM_DUP_INDEX: usize = 4;
+pub const ARGUMENT_DUP_INDEX: usize = 5;
+pub const DERIVED_KEY1_INDEX: usize = 6;
+pub const DERIVED_KEY2_INDEX: usize = 7;
+pub const DERIVED_KEY3_INDEX: usize = 8;
+pub const SYSTEM_PROGRAM_INDEX: usize = 9;
+pub const FROM_INDEX: usize = 10;
+pub const ED25519_PROGRAM_INDEX: usize = 11;
+pub const INVOKE_PROGRAM_INDEX: usize = 12;