Fix sol_get_processed_sibling_instruction on 32-bit hosts

solana-labs · Jul 9, 2022 · 5de4f4b · 5de4f4b
1 parent 785a7a5
commit 5de4f4b
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Showing 2 changed files with 9 additions and 8 deletions.
diff --git a/programs/bpf_loader/src/syscalls.rs b/programs/bpf_loader/src/syscalls.rs
@@ -3218,8 +3218,9 @@ declare_syscall!(
                 result
             );
 
-            if *data_len == instruction_context.get_instruction_data().len()
-                && *accounts_len == instruction_context.get_number_of_instruction_accounts()
+            if *data_len == (instruction_context.get_instruction_data().len() as u64)
+                && *accounts_len
+                    == (instruction_context.get_number_of_instruction_accounts() as u64)
             {
                 let program_id = question_mark!(
                     translate_type_mut::<Pubkey>(
@@ -3277,8 +3278,8 @@ declare_syscall!(
                 );
                 accounts.clone_from_slice(account_metas.as_slice());
             }
-            *data_len = instruction_context.get_instruction_data().len();
-            *accounts_len = instruction_context.get_number_of_instruction_accounts();
+            *data_len = instruction_context.get_instruction_data().len() as u64;
+            *accounts_len = instruction_context.get_number_of_instruction_accounts() as u64;
             *result = Ok(true as u64);
             return;
         }

diff --git a/sdk/program/src/instruction.rs b/sdk/program/src/instruction.rs
@@ -664,9 +664,9 @@ impl CompiledInstruction {
 #[derive(Default, Debug, Clone, Copy)]
 pub struct ProcessedSiblingInstruction {
     /// Length of the instruction data
-    pub data_len: usize,
+    pub data_len: u64,
     /// Number of AccountMeta structures
-    pub accounts_len: usize,
+    pub accounts_len: u64,
 }
 
 /// Returns a sibling instruction from the processed sibling instruction list.
@@ -698,8 +698,8 @@ pub fn get_processed_sibling_instruction(index: usize) -> Option<Instruction> {
         } {
             let mut data = Vec::new();
             let mut accounts = Vec::new();
-            data.resize_with(meta.data_len, u8::default);
-            accounts.resize_with(meta.accounts_len, AccountMeta::default);
+            data.resize_with(meta.data_len as usize, u8::default);
+            accounts.resize_with(meta.accounts_len as usize, AccountMeta::default);
 
             let _ = unsafe {
                 crate::syscalls::sol_get_processed_sibling_instruction(