Hierarchically delegatable and revocable access control for large-scale IoT devices withtradability on Ethereum

0. Environment

0.1. requirements

solidity:v0.5.17+commit.d19bba13 truffle:v5.3.4 Node: v14.16.1

2. Gas consumption

gas consumption of functionalitites in Operations.sol

2.1. how to run test

$ npm run test

or

$ truffle test

2.2. test single file

npm run test [path to test script]

$ npm run test test/Delegate.js

or

$ truffle test test/Delegate.js

2.3. results

Gas consumption of each funtionality

method	gas
Verify	30820
Register	128539
Deposit	44038
Withdraw	21523
Transfer	42791
Delegate (type is "owner")	174835
Delegate (type is "user")	175004
GenerateSessionID	30766
Revoke	32620

Gas consumption when increasing the number of IoT devices (i.e., the length of accTab or IoTDevices)

accTab is mapping

accTabLength	GenerateSessionID	Delegate	Revoke
10	30766	175004	32620
100	30766	175004	32620
200	30766	175004	32620
300	30766	175004	32620
400	30766	175004	32620
500	30766	175004	32620
600	30766	175004	32620
700	30766	175004	32620
800	30766	175004	32620
900	30766	175004	32620
1000	30766	175004	32620
1200	30766	175004	32620
1400	30766	175004	32620
1600	30766	175004	32620
1800	30766	175004	32620
2000	30766	175004	32620