context_provider.cpp

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#include "barretenberg/vm2/simulation/context_provider.hpp"
 
#include "barretenberg/vm2/simulation/context.hpp"
#include "barretenberg/vm2/simulation/events/event_emitter.hpp"
 
namespace bb::avm2::simulation {
 
std::unique_ptr<ContextInterface> ContextProvider::make_nested_context(AztecAddress address,
                                                                       AztecAddress msg_sender,
                                                                       FF transaction_fee,
                                                                       ContextInterface& parent_context,
                                                                       MemoryAddress cd_offset_address,
                                                                       uint32_t cd_size,
                                                                       bool is_static,
                                                                       Gas gas_limit,
                                                                       SideEffectStates side_effect_states,
                                                                       TransactionPhase phase)
{
    merkle_db.create_checkpoint(); // Fork DB just like in TS.
    uint32_t context_id = next_context_id++;
    return std::make_unique<NestedContext>(
        context_id,
        address,
        msg_sender,
        transaction_fee,
        is_static,
        gas_limit,
        parent_context.get_globals(),
        std::make_unique<BytecodeManager>(address, tx_bytecode_manager),
        memory_provider.make_memory(context_id),
        internal_call_stack_manager_provider.make_internal_call_stack_manager(context_id),
        merkle_db,
        written_public_data_slots_tree,
        side_effect_states,
        phase,
        parent_context,
        cd_offset_address,
        cd_size);
}
 
std::unique_ptr<ContextInterface> ContextProvider::make_enqueued_context(AztecAddress address,
                                                                         AztecAddress msg_sender,
                                                                         FF transaction_fee,
                                                                         std::span<const FF> calldata,
                                                                         bool is_static,
                                                                         Gas gas_limit,
                                                                         Gas gas_used,
                                                                         SideEffectStates side_effect_states,
                                                                         TransactionPhase phase)
{
 
    uint32_t context_id = next_context_id++;
    cd_hash_provider.make_cd_hasher(context_id)->compute_calldata_hash(calldata);
 
    return std::make_unique<EnqueuedCallContext>(
        context_id,
        address,
        msg_sender,
        transaction_fee,
        is_static,
        gas_limit,
        gas_used,
        global_variables,
        std::make_unique<BytecodeManager>(address, tx_bytecode_manager),
        memory_provider.make_memory(context_id),
        internal_call_stack_manager_provider.make_internal_call_stack_manager(context_id),
        merkle_db,
        written_public_data_slots_tree,
        side_effect_states,
        phase,
        calldata);
}
 
uint32_t ContextProvider::get_next_context_id() const
{
    return next_context_id;
}
 
} // namespace bb::avm2::simulation