Questions tagged [eosio-code]

Questions relating to the official eosio code--for instance, this may include questions about particular functions or data structures, certain files or contracts, compilation or building problems, related libraries, scripts, binaries, or similar.

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4
votes
2answers
2k views

Require inline action be sent by contract, and not account

I have contractB trigger an inline action: /// @abi action void send() { action( permission_level{ _self, N(active) }, N(contractA), N(get), std::make_tuple( _self ) ...
5
votes
4answers
1k views

How to set up a private blockchain using EOS?

I have read that it is possible to set up a private blockchain using EOS. Can anyone help me to understand how to set up a private chain using EOS. Thanks in advance
4
votes
3answers
602 views

Can not find <eosiolib/eosio.hpp> when compiling with eosiocpp #2

I'm trying to compile any smart contract. Let's say the skeleton one. When running eosiocpp -o it can't find the header file for eosio. Not a duplicate of Can not find <eosiolib/eosio.hpp> when ...
7
votes
1answer
546 views

Can we add the permission to access the table?

I know how to declare ,initialize and get,set values in a table .My question is Can we add permission to access the table to a particular user inside our smart contract ?
0
votes
2answers
611 views

Why is [[eosio::on_notify("eosio.token::transfer")]] not working?

Network: kylin testnet. I transferred eos to this contract, but it the "deposit" function was not called. What do I miss?
2
votes
1answer
105 views

What is the practical process by which BPs change the RAM available on the mainnet?

What is the process that BPs follow to update the RAM size at regular intervals? From what I can tell, the update is made in the eosio_global_state singleton to update the max_ram_size parameter in ...
1
vote
2answers
839 views

What is eosio.code permission?

I have seen that some contract need eosio.code permission to deploy contract. So, i have few questions regarding eosio.code that are as below What is eosio.code permission? Do we need to add ...
0
votes
2answers
133 views

(eosio v2.0.2) contract prints are not shown, even using nodeos with --contracts-console parameter

simple contract compiled using eosio.cdt v1.7.0: #include <eosiolib/contracts/eosio/eosio.hpp> #include <eosiolib/core/eosio/print.hpp> using namespace eosio; CONTRACT eventhandler : ...
0
votes
1answer
661 views

What is the ChainBase database used for?

EOSIO appears to make use of the Chainbase database for various functions in the codebase. What is this used for and how does it relate to the RAM concept in EOSIO? Is it simply the database used to ...