Contracts

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Contracts
contract_create_operation
Creates new contract.
See Ethereum network contracts compatibility for more information about eth_accuracy and supported_asset_id fields.
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struct contract_create_operation : public contract_base_operation
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{
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   struct fee_parameters_type {
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      uint64_t fee = 0;
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   };
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​
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   bool eth_accuracy = false;
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   fc::optional<asset_id_type> supported_asset_id;
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​
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   extensions_type   extensions;
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​
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   void validate() const;
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};
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​contract_base_operation​
JSON Example
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[
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   32,
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   {
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      "fee": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "registrar": "1.2.0",
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      "value": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "code": "",
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      "eth_accuracy": false,
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      "extensions": []
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   }
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]
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contract_call_operation
Operation to call specified contract.
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struct contract_call_operation : public contract_base_operation
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{
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   struct fee_parameters_type {
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      uint64_t fee = 0;
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   };
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​
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   contract_id_type callee;
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​
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   extensions_type   extensions;
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​
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   void validate() const;
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};
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​contract_base_operation​
JSON Example
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[
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   33,
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   {
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      "fee": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "registrar": "1.2.0",
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      "value": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "code": "",
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      "callee": "1.11.0",
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      "extensions": []
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   }
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]
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contract_internal_create_operation
Virtual operation created when contract creates another contract.
See Ethereum network contracts compatibility for more information about eth_accuracy and supported_asset_id fields.
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struct contract_internal_create_operation : public base_operation
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{
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    contract_id_type caller;
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    contract_id_type new_contract;
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    asset value;
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    bool eth_accuracy = false;
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    fc::optional<asset_id_type> supported_asset_id;
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​
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    extensions_type extensions;
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};
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​asset​
JSON Example
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[
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   34,
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   {
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      "caller": "1.11.0",
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      "new_contract": "1.11.0",
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      "value": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "eth_accuracy": false,
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      "extensions": []
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   }
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]
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contract_internal_call_operation
Virtual operation created when contract calls another contract or transfers asset.
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struct contract_internal_call_operation : public base_operation
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{
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    contract_id_type caller;
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    object_id_type callee;
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    string method;
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    asset value;
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​
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    extensions_type extensions;
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};
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​asset​
JSON Example
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[
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   35,
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   {
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      "caller": "1.11.0",
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      "callee": "0.0.0",
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      "method": "",
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      "value": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "extensions": []
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   }
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]
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contract_selfdestruct_operation
Virtual operation created when contract self-destructs.
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struct contract_selfdestruct_operation : public base_operation
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{
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    contract_id_type contract;
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    object_id_type recipient;
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    vector<asset> amounts;
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​
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    extensions_type extensions;
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};
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JSON Example
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[
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   36,
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   {
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      "contract": "1.11.0",
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      "recipient": "0.0.0",
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      "amounts": [],
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      "extensions": []
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   }
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]
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contract_update_operation
Update contract data.
Currently this operation can update only the owner of the specified contract.
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struct contract_update_operation : public base_operation
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{
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   struct fee_parameters_type {
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      share_type fee = 20 * ECHO_BLOCKCHAIN_PRECISION;
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   };
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​
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   asset fee;
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   account_id_type sender;
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   contract_id_type contract;
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​
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   fc::optional<account_id_type> new_owner;
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​
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   extensions_type extensions;
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​
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   void validate() const;
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   account_id_type fee_payer() const { return sender; }
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};
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​asset​
JSON Example
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[
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   37,
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   {
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      "fee": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "sender": "1.2.0",
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      "contract": "1.11.0",
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      "extensions": []
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   }
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]
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contract_fund_pool_operation
Transfer asset from sender account to contract fee pool.
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struct contract_fund_pool_operation : public base_operation
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{
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   struct fee_parameters_type {
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      uint64_t fee = 2 * ECHO_BLOCKCHAIN_PRECISION;
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   };
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​
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   asset fee;
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   account_id_type sender;
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   contract_id_type contract;
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   asset value;
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​
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   extensions_type   extensions;
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​
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   void validate() const;
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   account_id_type fee_payer() const { return sender; }
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};
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​asset​
JSON Example
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[
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   38,
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   {
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      "fee": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "sender": "1.2.0",
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      "contract": "1.11.0",
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      "value": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "extensions": []
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   }
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]
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contract_whitelist_operation
Manage the blacklist and whitelist pool of the contract. For more informattion see Whitelisting and Blacklisting section in fee pool​
This operation is used to manage accounts in whitelist and blacklist of the specified contract.
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struct contract_whitelist_operation : public base_operation
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{
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   struct fee_parameters_type {
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      uint64_t fee = 2 * ECHO_BLOCKCHAIN_PRECISION;
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   };
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​
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   asset fee;
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   account_id_type sender;
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   contract_id_type contract;
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​
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   set<account_id_type> add_to_whitelist;
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   set<account_id_type> remove_from_whitelist;
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   set<account_id_type> add_to_blacklist;
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   set<account_id_type> remove_from_blacklist;
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​
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   extensions_type   extensions;
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​
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   void validate() const;
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   account_id_type fee_payer() const { return sender; }
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};
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​asset​
JSON Example
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[
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   39,
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   {
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      "fee": {
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         "amount": 0,
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         "asset_id": "1.3.0"
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      },
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      "sender": "1.2.0",
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      "contract": "1.11.0",
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      "add_to_whitelist": [],
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      "remove_from_whitelist": [],
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      "add_to_blacklist": [],
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      "remove_from_blacklist": [],
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      "extensions": []
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   }
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]
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