Separate the "program" feature of solana-sdk into a new crate called solana-program (bp #12989) (#13131)

* Add solana-program-sdk boilerplate

(cherry picked from commit 3718771ffb)

# Conflicts:
#	sdk/Cargo.toml

* Initial population of solana-program-sdk

(cherry picked from commit 63db324204)

# Conflicts:
#	Cargo.lock

* Port programs to solana-program-sdk

(cherry picked from commit fe68f7f786)

# Conflicts:
#	programs/bpf/Cargo.lock
#	programs/bpf/rust/128bit/Cargo.toml
#	programs/bpf/rust/128bit_dep/Cargo.toml
#	programs/bpf/rust/alloc/Cargo.toml
#	programs/bpf/rust/call_depth/Cargo.toml
#	programs/bpf/rust/custom_heap/Cargo.toml
#	programs/bpf/rust/dep_crate/Cargo.toml
#	programs/bpf/rust/deprecated_loader/Cargo.toml
#	programs/bpf/rust/dup_accounts/Cargo.toml
#	programs/bpf/rust/error_handling/Cargo.toml
#	programs/bpf/rust/external_spend/Cargo.toml
#	programs/bpf/rust/instruction_introspection/Cargo.toml
#	programs/bpf/rust/invoke/Cargo.toml
#	programs/bpf/rust/invoked/Cargo.toml
#	programs/bpf/rust/iter/Cargo.toml
#	programs/bpf/rust/many_args/Cargo.toml
#	programs/bpf/rust/many_args_dep/Cargo.toml
#	programs/bpf/rust/noop/Cargo.toml
#	programs/bpf/rust/panic/Cargo.toml
#	programs/bpf/rust/param_passing/Cargo.toml
#	programs/bpf/rust/param_passing_dep/Cargo.toml
#	programs/bpf/rust/rand/Cargo.toml
#	programs/bpf/rust/ristretto/Cargo.toml
#	programs/bpf/rust/sanity/Cargo.toml
#	programs/bpf/rust/sha256/Cargo.toml
#	programs/bpf/rust/sysval/Cargo.toml

* Only activate legacy program feature for the solana-sdk crate

(cherry picked from commit 85c51f5787)

* Run serum-dex unit tests

(cherry picked from commit 92ce381d60)

* Rename solana-program-sdk to solana-program

(cherry picked from commit dd711ab5fb)

# Conflicts:
#	programs/bpf/rust/128bit/Cargo.toml
#	programs/bpf/rust/128bit_dep/Cargo.toml
#	programs/bpf/rust/alloc/Cargo.toml
#	programs/bpf/rust/call_depth/Cargo.toml
#	programs/bpf/rust/custom_heap/Cargo.toml
#	programs/bpf/rust/dep_crate/Cargo.toml
#	programs/bpf/rust/deprecated_loader/Cargo.toml
#	programs/bpf/rust/dup_accounts/Cargo.toml
#	programs/bpf/rust/error_handling/Cargo.toml
#	programs/bpf/rust/external_spend/Cargo.toml
#	programs/bpf/rust/instruction_introspection/Cargo.toml
#	programs/bpf/rust/invoke/Cargo.toml
#	programs/bpf/rust/invoked/Cargo.toml
#	programs/bpf/rust/iter/Cargo.toml
#	programs/bpf/rust/many_args/Cargo.toml
#	programs/bpf/rust/many_args_dep/Cargo.toml
#	programs/bpf/rust/noop/Cargo.toml
#	programs/bpf/rust/panic/Cargo.toml
#	programs/bpf/rust/param_passing/Cargo.toml
#	programs/bpf/rust/param_passing_dep/Cargo.toml
#	programs/bpf/rust/rand/Cargo.toml
#	programs/bpf/rust/ristretto/Cargo.toml
#	programs/bpf/rust/sanity/Cargo.toml
#	programs/bpf/rust/sha256/Cargo.toml
#	programs/bpf/rust/sysval/Cargo.toml

* Update frozen_abi hashes

The movement of files in sdk/ caused ABI hashes to change

(cherry picked from commit a4956844bd)

* Resolve merge conflicts

Co-authored-by: Michael Vines <mvines@gmail.com>

sdk/program/src/account_utils.rs

@@ -0,0 +1,65 @@
+//! useful extras for Account state
+use crate::{
+    account::{Account, KeyedAccount},
+    instruction::InstructionError,
+};
+use bincode::ErrorKind;
+
+/// Convenience trait to covert bincode errors to instruction errors.
+pub trait StateMut<T> {
+    fn state(&self) -> Result<T, InstructionError>;
+    fn set_state(&mut self, state: &T) -> Result<(), InstructionError>;
+}
+pub trait State<T> {
+    fn state(&self) -> Result<T, InstructionError>;
+    fn set_state(&self, state: &T) -> Result<(), InstructionError>;
+}
+
+impl<T> StateMut<T> for Account
+where
+    T: serde::Serialize + serde::de::DeserializeOwned,
+{
+    fn state(&self) -> Result<T, InstructionError> {
+        self.deserialize_data()
+            .map_err(|_| InstructionError::InvalidAccountData)
+    }
+    fn set_state(&mut self, state: &T) -> Result<(), InstructionError> {
+        self.serialize_data(state).map_err(|err| match *err {
+            ErrorKind::SizeLimit => InstructionError::AccountDataTooSmall,
+            _ => InstructionError::GenericError,
+        })
+    }
+}
+
+impl<'a, T> State<T> for KeyedAccount<'a>
+where
+    T: serde::Serialize + serde::de::DeserializeOwned,
+{
+    fn state(&self) -> Result<T, InstructionError> {
+        self.try_account_ref()?.state()
+    }
+    fn set_state(&self, state: &T) -> Result<(), InstructionError> {
+        self.try_account_ref_mut()?.set_state(state)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use crate::{account::Account, pubkey::Pubkey};
+
+    #[test]
+    fn test_account_state() {
+        let state = 42u64;
+
+        assert!(Account::default().set_state(&state).is_err());
+        let res = Account::default().state() as Result<u64, InstructionError>;
+        assert!(res.is_err());
+
+        let mut account = Account::new(0, std::mem::size_of::<u64>(), &Pubkey::default());
+
+        assert!(account.set_state(&state).is_ok());
+        let stored_state: u64 = account.state().unwrap();
+        assert_eq!(stored_state, state);
+    }
+}