system.hpp

См. документацию.

 
#pragma once
#include "../../core/eosio/time.hpp"
#include "../../core/eosio/check.hpp"
#include "../../core/eosio/fixed_bytes.hpp"
#include "../../core/eosio/name.hpp"
 
namespace eosio {
  namespace internal_use_do_not_use {
    extern "C" {
      __attribute__((eosio_wasm_import, noreturn))
      void eosio_exit( int32_t code );
 
      struct  __attribute__((aligned (16))) capi_checksum256 {
         uint8_t hash[32];
      };
 
      __attribute__((eosio_wasm_import))
      bool is_feature_activated( const capi_checksum256* feature_digest );
 
      __attribute__((eosio_wasm_import))
      uint64_t get_sender();
      
      __attribute__((eosio_wasm_import))
      uint32_t get_block_num();
 
    }
  }
 
   inline void eosio_exit( int32_t code ) {
     internal_use_do_not_use::eosio_exit(code);
   }
 
   time_point current_time_point();
 
   block_timestamp current_block_time();
 
   using block_num_t = uint32_t;
 
   inline block_num_t current_block_number() {
      return internal_use_do_not_use::get_block_num();
   }
 
   inline bool is_feature_activated( const checksum256& feature_digest ) {
      auto feature_digest_data = feature_digest.extract_as_byte_array();
      return internal_use_do_not_use::is_feature_activated(
         reinterpret_cast<const internal_use_do_not_use::capi_checksum256*>( feature_digest_data.data() )
      );
   }
 
   inline name get_sender() {
      return name( internal_use_do_not_use::get_sender() );
   }
}