From e811fad365e5d702d485194486220a717c5418f8 Mon Sep 17 00:00:00 2001
From: Jon C <me@jonc.dev>
Date: Thu, 3 Sep 2026 13:12:01 +0200
Subject: [PATCH] tlv-account-resolution: Remove spl-pod dependency

#### Problem

spl-pod mostly re-exports a lot of other types at this point, but the
tlv-account-resolution library still depends on it explicitly.

#### Summary of changes

Remove the dependency, use solana-zero-copy directly
---
 Cargo.lock                            | 2 +-
 tlv-account-resolution/Cargo.toml     | 2 +-
 tlv-account-resolution/src/account.rs | 6 +++---
 tlv-account-resolution/src/state.rs   | 6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index bf5596ea..74bcc96b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1780,9 +1780,9 @@ dependencies = [
  "solana-instruction",
  "solana-program-error",
  "solana-pubkey",
+ "solana-zero-copy",
  "spl-discriminator 0.5.2",
  "spl-list-view",
- "spl-pod 0.7.4",
  "spl-type-length-value 0.9.1",
  "thiserror 2.0.18",
  "tokio",
diff --git a/tlv-account-resolution/Cargo.toml b/tlv-account-resolution/Cargo.toml
index 77c44b07..84efe059 100644
--- a/tlv-account-resolution/Cargo.toml
+++ b/tlv-account-resolution/Cargo.toml
@@ -20,9 +20,9 @@ solana-account-info = "3.0.0"
 solana-instruction = { version = "3.0.0", features = ["std"] }
 solana-program-error = "3.0.0"
 solana-pubkey = { version = "3.0.0", features = ["curve25519"] }
+solana-zero-copy = { version = "1.0.0", features = ["bytemuck"] }
 spl-discriminator = { version = "0.5.1", path = "../discriminator" }
 spl-list-view = { version = "0.1.1", path = "../list-view" }
-spl-pod = { version = "0.7.4", path = "../pod" }
 spl-type-length-value = { version = "0.9.1", path = "../type-length-value" }
 thiserror = "2.0"
 
diff --git a/tlv-account-resolution/src/account.rs b/tlv-account-resolution/src/account.rs
index 42478021..4610217a 100644
--- a/tlv-account-resolution/src/account.rs
+++ b/tlv-account-resolution/src/account.rs
@@ -11,7 +11,7 @@ use {
     solana_instruction::AccountMeta,
     solana_program_error::ProgramError,
     solana_pubkey::{Pubkey, PUBKEY_BYTES},
-    spl_pod::primitives::PodBool,
+    solana_zero_copy::unaligned::Bool,
 };
 
 /// Resolve a program-derived address (PDA) from the instruction data
@@ -129,9 +129,9 @@ pub struct ExtraAccountMeta {
     /// data used to derive the pubkey (account or instruction data).
     pub address_config: [u8; 32],
     /// Whether the account should sign
-    pub is_signer: PodBool,
+    pub is_signer: Bool,
     /// Whether the account should be writable
-    pub is_writable: PodBool,
+    pub is_writable: Bool,
 }
 /// Helper used to know when the top bit is set, to interpret the
 /// discriminator as an index rather than as a type
diff --git a/tlv-account-resolution/src/state.rs b/tlv-account-resolution/src/state.rs
index b9ec2818..f00e91da 100644
--- a/tlv-account-resolution/src/state.rs
+++ b/tlv-account-resolution/src/state.rs
@@ -6,9 +6,9 @@ use {
     solana_instruction::{AccountMeta, Instruction},
     solana_program_error::ProgramError,
     solana_pubkey::Pubkey,
+    solana_zero_copy::unaligned::U32,
     spl_discriminator::SplDiscriminate,
     spl_list_view::{ListView, ListViewReadOnly},
-    spl_pod::primitives::PodU32,
     spl_type_length_value::state::{TlvState, TlvStateBorrowed, TlvStateMut},
     std::future::Future,
 };
@@ -189,9 +189,9 @@ impl ExtraAccountMetaList {
     /// `TlvStateBorrowed`. I hope there's a better way to do this!
     pub fn unpack_with_tlv_state<'a, T: SplDiscriminate>(
         tlv_state: &'a TlvStateBorrowed,
-    ) -> Result<ListViewReadOnly<'a, ExtraAccountMeta, PodU32>, ProgramError> {
+    ) -> Result<ListViewReadOnly<'a, ExtraAccountMeta, U32>, ProgramError> {
         let bytes = tlv_state.get_first_bytes::<T>()?;
-        ListView::<ExtraAccountMeta, PodU32>::unpack(bytes)
+        ListView::<ExtraAccountMeta, U32>::unpack(bytes)
     }
 
     /// Get the byte size required to hold `num_items` items