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adding new API calls that can be used to check required signatures on transactions

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This commit is contained in:
Daniel Larimer 2015-07-20 18:27:09 -04:00
parent 6bdc0f69b6
commit c77cb49cc2
2 changed files with 30 additions and 0 deletions
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15
libraries/app/api.cpp
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@ -812,5 +812,20 @@ namespace graphene { namespace app {
return result;
} FC_CAPTURE_AND_RETHROW( (addrs) ) }
set<public_key_type> database_api::get_required_signatures( const signed_transaction& trx, const flat_set<public_key_type>& available_keys )const
{
return trx.get_required_signatures( available_keys,
[&]( account_id_type id ){ return &id(_db).active; },
[&]( account_id_type id ){ return &id(_db).owner; },
_db.get_global_properties().parameters.max_authority_depth );
}
bool database_api::verify_authority( const signed_transaction& trx )const
{
trx.verify_authority( [&]( account_id_type id ){ return &id(_db).active; },
[&]( account_id_type id ){ return &id(_db).owner; },
_db.get_global_properties().parameters.max_authority_depth );
return true;
}
} } // graphene::app

15
libraries/app/include/graphene/app/api.hpp
View file

@ -302,6 +302,19 @@ namespace graphene { namespace app {
/** @return all unclaimed balance objects for a set of addresses */
vector<balance_object> get_balance_objects( const vector<address>& addrs )const;
/**
* This API will take a partially signed transaction and a set of public keys that the owner has the ability to sign for
* and return the minimal subset of public keys that should add signatures to the transaction.
*/
set<public_key_type> get_required_signatures( const signed_transaction& trx, const flat_set<public_key_type>& available_keys )const;
/**
* @return true of the @ref trx has all of the required signatures, otherwise throws an exception
*/
bool verify_authority( const signed_transaction& trx )const;
private:
/** called every time a block is applied to report the objects that were changed */
void on_objects_changed(const vector<object_id_type>& ids);
@ -506,6 +519,8 @@ FC_API(graphene::app::database_api,
(get_key_references)
(get_margin_positions)
(get_balance_objects)
(get_required_signatures)
(verify_authority)
)
FC_API(graphene::app::history_api,
(get_account_history)