sysio::chain::wasm_injections::wasm_binary_injection Class Reference

#include <wasm_sysio_injection.hpp>

Public Member Functions
	wasm_binary_injection (IR::Module &mod)
void	inject ()

Detailed Description

Definition at line 598 of file wasm_sysio_injection.hpp.

Constructor & Destructor Documentation

wasm_binary_injection()

sysio::chain::wasm_injections::wasm_binary_injection::wasm_binary_injection ( IR::Module & mod )

inline

Definition at line 600 of file wasm_sysio_injection.hpp.

                                                 : _module( &mod ) {
            // initialize static fields of injectors
            injector_utils::init( mod );
         }

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Member Function Documentation

inject()

void sysio::chain::wasm_injections::wasm_binary_injection::inject ( )

inline

Definition at line 605 of file wasm_sysio_injection.hpp.

                       {
 
            for ( auto& fd : _module->functions.defs ) {
               wasm_ops::SYSIO_OperatorDecoderStream<pre_op_injectors> pre_decoder(fd.code);
               wasm_ops::instruction_stream pre_code(fd.code.size()*2);
 
               while ( pre_decoder ) {
                  auto op = pre_decoder.decodeOp();
                  if (op->is_post()) {
                     op->pack(&pre_code);
                     op->visit( { _module, &pre_code, &fd, pre_decoder.index() } );
                  }
                  else {
                     op->visit( { _module, &pre_code, &fd, pre_decoder.index() } );
                     if (!(op->is_kill()))
                        op->pack(&pre_code);
                  }
               }
               fd.code = pre_code.get();
            }
            for ( auto& fd : _module->functions.defs ) {
               wasm_ops::SYSIO_OperatorDecoderStream<post_op_injectors> post_decoder(fd.code);
               wasm_ops::instruction_stream post_code(fd.code.size()*2);
 
               while ( post_decoder ) {
                  auto op = post_decoder.decodeOp();
                  if (op->is_post()) {
                     op->pack(&post_code);
                     op->visit( { _module, &post_code, &fd, post_decoder.index() } );
                  }
                  else {
                     op->visit( { _module, &post_code, &fd, post_decoder.index() } );
                     if (!(op->is_kill()))
                        op->pack(&post_code);
                  }
               }
               fd.code = post_code.get();
            }
         }

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The documentation for this class was generated from the following file:

• libraries/chain/include/sysio/chain/wasm_sysio_injection.hpp