Expose tick_height to native programs

programs/native/bpf_loader/src/lib.rs

@@ -137,7 +137,7 @@ fn deserialize_parameters(keyed_accounts: &mut [KeyedAccount], buffer: &[u8]) {
 }
 
 solana_entrypoint!(entrypoint);
-fn entrypoint(keyed_accounts: &mut [KeyedAccount], tx_data: &[u8]) -> bool {
+fn entrypoint(keyed_accounts: &mut [KeyedAccount], tx_data: &[u8], _tick_height: u64) -> bool {
     static INIT: Once = ONCE_INIT;
     INIT.call_once(|| {
         // env_logger can only be initialized once

programs/native/erc20/src/lib.rs

@@ -16,7 +16,7 @@ use std::sync::{Once, ONCE_INIT};
 mod token_program;
 
 solana_entrypoint!(entrypoint);
-fn entrypoint(info: &mut [KeyedAccount], input: &[u8]) -> bool {
+fn entrypoint(info: &mut [KeyedAccount], input: &[u8], _tick_height: u64) -> bool {
     // env_logger can only be initialized once
     static INIT: Once = ONCE_INIT;
     INIT.call_once(env_logger::init);

programs/native/lua_loader/src/lib.rs

@@ -53,7 +53,7 @@ fn run_lua(keyed_accounts: &mut [KeyedAccount], code: &str, data: &[u8]) -> Resu
 }
 
 solana_entrypoint!(entrypoint);
-fn entrypoint(keyed_accounts: &mut [KeyedAccount], tx_data: &[u8]) -> bool {
+fn entrypoint(keyed_accounts: &mut [KeyedAccount], tx_data: &[u8], _tick_height: u64) -> bool {
     static INIT: Once = ONCE_INIT;
     INIT.call_once(|| {
         // env_logger can only be initialized once
@@ -174,11 +174,11 @@ mod tests {
             (bob_pubkey, Account::new(1, 0, owner)),
         ];
         let data = serialize(&10u64).unwrap();
-        process(&mut create_keyed_accounts(&mut accounts), &data);
+        process(&mut create_keyed_accounts(&mut accounts), &data, 0);
         assert_eq!(accounts[1].1.tokens, 90);
         assert_eq!(accounts[2].1.tokens, 11);
 
-        process(&mut create_keyed_accounts(&mut accounts), &data);
+        process(&mut create_keyed_accounts(&mut accounts), &data, 0);
         assert_eq!(accounts[1].1.tokens, 80);
         assert_eq!(accounts[2].1.tokens, 21);
     }
@@ -222,7 +222,7 @@ mod tests {
             (Pubkey::default(), Account::new(1, 0, owner)),
         ];
         let mut keyed_accounts = create_keyed_accounts(&mut accounts);
-        process(&mut keyed_accounts, &[]);
+        process(&mut keyed_accounts, &[], 0);
         // Verify deterministic ordering of a serialized Lua table.
         assert_eq!(
             str::from_utf8(&keyed_accounts[3].account.userdata).unwrap(),
@@ -281,19 +281,19 @@ mod tests {
         ).as_bytes()
         .to_vec();
 
-        process(&mut keyed_accounts, &data);
+        process(&mut keyed_accounts, &data, 0);
         assert_eq!(keyed_accounts[4].account.tokens, 1);
 
         let data = format!(r#""{}""#, carol_pubkey).into_bytes();
-        process(&mut keyed_accounts, &data);
+        process(&mut keyed_accounts, &data, 0);
         assert_eq!(keyed_accounts[4].account.tokens, 1);
 
         let data = format!(r#""{}""#, dan_pubkey).into_bytes();
-        process(&mut keyed_accounts, &data);
+        process(&mut keyed_accounts, &data, 0);
         assert_eq!(keyed_accounts[4].account.tokens, 101); // Pay day!
 
         let data = format!(r#""{}""#, erin_pubkey).into_bytes();
-        process(&mut keyed_accounts, &data);
+        process(&mut keyed_accounts, &data, 0);
         assert_eq!(keyed_accounts[4].account.tokens, 101); // No change!
     }
 }

programs/native/noop/src/lib.rs

@@ -4,8 +4,9 @@ extern crate solana_sdk;
 use solana_sdk::account::KeyedAccount;
 
 solana_entrypoint!(entrypoint);
-fn entrypoint(keyed_accounts: &mut [KeyedAccount], data: &[u8]) -> bool {
+fn entrypoint(keyed_accounts: &mut [KeyedAccount], data: &[u8], tick_height: u64) -> bool {
     println!("noop: keyed_accounts: {:#?}", keyed_accounts);
     println!("noop: data: {:?}", data);
+    println!("noop: tick_height: {:?}", tick_height);
     true
 }

sdk/src/native_program.rs

@@ -5,7 +5,8 @@ pub const ENTRYPOINT: &str = "process";
 
 // Native program ENTRYPOINT prototype
 pub type Entrypoint =
-    unsafe extern "C" fn(keyed_accounts: &mut [KeyedAccount], data: &[u8]) -> bool;
+    unsafe extern "C" fn(keyed_accounts: &mut [KeyedAccount], data: &[u8], tick_height: u64)
+        -> bool;
 
 // Convenience macro to define the native program entrypoint.  Supply a fn to this macro that
 // conforms to the `Entrypoint` type signature.
@@ -13,8 +14,8 @@ pub type Entrypoint =
 macro_rules! solana_entrypoint(
     ($entrypoint:ident) => (
         #[no_mangle]
-        pub extern "C" fn process(keyed_accounts: &mut [KeyedAccount], data: &[u8]) -> bool {
-            return $entrypoint(keyed_accounts, data);
+        pub extern "C" fn process(keyed_accounts: &mut [KeyedAccount], data: &[u8], tick_height: u64) -> bool {
+            return $entrypoint(keyed_accounts, data, tick_height);
         }
     )
 );

src/bank.rs

@@ -846,6 +846,7 @@ impl Bank {
             if !native_loader::process_instruction(
                 &mut keyed_accounts,
                 &tx.instructions[instruction_index].userdata,
+                self.tick_height(),
             ) {
                 return Err(BankError::ProgramRuntimeError(instruction_index as u8));
             }

src/native_loader.rs

@@ -85,7 +85,7 @@ pub fn process_instruction(
                             return false;
                         }
                     };
-                return entrypoint(&mut keyed_accounts[1..], ix_userdata);
+                return entrypoint(&mut keyed_accounts[1..], ix_userdata, tick_height);
             },
             Err(e) => {
                 warn!("Unable to load: {:?}", e);