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[zk-token-proof] Enable proof program to be invoked as an inner call #33045

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merged 1 commit into from
Aug 30, 2023
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[zk-token-proof] Enable proof program to be invoked as an inner call #33045

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12 changes: 7 additions & 5 deletions programs/zk-token-proof/src/lib.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -115,11 +115,6 @@ fn process_close_proof_context(invoke_context: &mut InvokeContext) -> Result<(),
}

declare_process_instruction!(process_instruction, 0, |invoke_context| {
if invoke_context.get_stack_height() != TRANSACTION_LEVEL_STACK_HEIGHT {
// Not supported as an inner instruction
return Err(InstructionError::UnsupportedProgramId);
}

// Consume compute units if feature `native_programs_consume_cu` is activated
let native_programs_consume_cu = invoke_context
.feature_set
Expand All @@ -130,6 +125,13 @@ declare_process_instruction!(process_instruction, 0, |invoke_context| {
let instruction = ProofInstruction::instruction_type(instruction_data)
.ok_or(InstructionError::InvalidInstructionData)?;

if invoke_context.get_stack_height() != TRANSACTION_LEVEL_STACK_HEIGHT
&& instruction != ProofInstruction::CloseContextState
{
// Proof verification instructions are not supported as an inner instruction
return Err(InstructionError::UnsupportedProgramId);
}

match instruction {
ProofInstruction::CloseContextState => {
ic_msg!(invoke_context, "CloseContextState");
Expand Down