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Allow asset to update permission flags when no supply exists #572

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This commit is contained in:
theoreticalbts 2016-02-14 20:28:37 -05:00
parent 447018b319
commit 4e9e3ae054
2 changed files with 10 additions and 3 deletions
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9
libraries/chain/asset_evaluator.cpp
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@ -259,9 +259,12 @@ void_result asset_update_evaluator::do_evaluate(const asset_update_operation& o)
}
}
// new issuer_permissions must be subset of old issuer permissions
FC_ASSERT(!(o.new_options.issuer_permissions & ~a.options.issuer_permissions),
"Cannot reinstate previously revoked issuer permissions on an asset.");
if( (d.head_block_time() < HARDFORK_572_TIME) || (a.dynamic_asset_data_id(d).current_supply != 0) )
{
// new issuer_permissions must be subset of old issuer permissions
FC_ASSERT(!(o.new_options.issuer_permissions & ~a.options.issuer_permissions),
"Cannot reinstate previously revoked issuer permissions on an asset.");
}
// changed flags must be subset of old issuer permissions
FC_ASSERT(!((o.new_options.flags ^ a.options.flags) & ~a.options.issuer_permissions),

4
libraries/chain/hardfork.d/572.hf Normal file
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@ -0,0 +1,4 @@
// #572 Allow asset to update permission flags when no supply exists
#ifndef HARDFORK_572_TIME
#define HARDFORK_572_TIME (fc::time_point_sec( 1450378800 ))
#endif