enclave {

    // includes
    include "wallet.h"


    // define ECALLs
    trusted {

        public int ecall_create_wallet(
            [in, string]const char* master_password
        );

        public int ecall_show_wallet(
            [in, string]const char* master_password, 
            [out, size=wallet_size] wallet_t* wallet,
            size_t wallet_size
        );

        public int ecall_change_master_password(
            [in, string]const char* old_password, 
            [in, string]const char* new_password
        );

        public int ecall_add_item(
            [in, string]const char* master_password, 
            [in, size=item_size]const item_t* item,
            size_t item_size
        );

        public int ecall_remove_item(
            [in, string]const char* master_password, 
            int index
        );
    };


    // define OCALLs
    untrusted {
    
        int ocall_save_wallet(
            [in, size=sealed_size]const uint8_t* sealed_data, 
            size_t sealed_size
        );

        int ocall_load_wallet(
            [out, size=sealed_size]uint8_t* sealed_data, 
            size_t sealed_size
        );

        int ocall_is_wallet(void);
    };
};