66 lines
2.4 KiB
C++
66 lines
2.4 KiB
C++
/*
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* Copyright (c) 2015 Cryptonomex, Inc., and contributors. All rights reserved.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <graphene/chain/assert_evaluator.hpp>
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#include <graphene/chain/block_summary_object.hpp>
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#include <graphene/chain/database.hpp>
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#include <sstream>
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namespace graphene { namespace chain {
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struct predicate_evaluator
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{
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typedef void result_type;
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const database& db;
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predicate_evaluator( const database& d ):db(d){}
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void operator()( const account_name_eq_lit_predicate& p )const
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{
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FC_ASSERT( p.account_id(db).name == p.name );
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}
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void operator()( const asset_symbol_eq_lit_predicate& p )const
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{
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FC_ASSERT( p.asset_id(db).symbol == p.symbol );
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}
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void operator()( const block_id_predicate& p )const
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{
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FC_ASSERT( block_summary_id_type( block_header::num_from_id( p.id ) & 0xffff )(db).block_id == p.id );
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}
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};
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void_result assert_evaluator::do_evaluate( const assert_operation& o )
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{ try {
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const database& _db = db();
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uint32_t skip = _db.get_node_properties().skip_flags;
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auto max_predicate_opcode = _db.get_global_properties().parameters.max_predicate_opcode;
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if( skip & database::skip_assert_evaluation )
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return void_result();
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for( const auto& p : o.predicates )
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{
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FC_ASSERT( p.which() >= 0 );
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FC_ASSERT( unsigned(p.which()) < max_predicate_opcode );
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p.visit( predicate_evaluator( _db ) );
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}
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (o) ) }
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void_result assert_evaluator::do_apply( const assert_operation& o )
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{ try {
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// assert_operation is always a no-op
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return void_result();
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} FC_CAPTURE_AND_RETHROW( (o) ) }
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} } // graphene::chain
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