added vmp2 file format v3

src/main.cpp

@@ -34,12 +34,13 @@ int __cdecl main( int argc, const char *argv[] )
     }
 
     auto umtils = xtils::um_t::get_instance();
-    const auto vm_entry_rva = std::strtoull( parser.get< std::string >( "vmentry" ).c_str(), nullptr, 16 );
-    const auto image_base = umtils->image_base( parser.get< std::string >( "vmpbin" ).c_str() );
-    const auto image_size = umtils->image_size( parser.get< std::string >( "vmpbin" ).c_str() );
     const auto module_base = reinterpret_cast< std::uintptr_t >(
         LoadLibraryExA( parser.get< std::string >( "vmpbin" ).c_str(), NULL, DONT_RESOLVE_DLL_REFERENCES ) );
 
+    const auto vm_entry_rva = std::strtoull( parser.get< std::string >( "vmentry" ).c_str(), nullptr, 16 );
+    const auto image_base = umtils->image_base( parser.get< std::string >( "vmpbin" ).c_str() );
+    const auto image_size = NT_HEADER( module_base )->OptionalHeader.SizeOfImage;
+
     std::printf( "> image base = %p, image size = %p, module base = %p\n", image_base, image_size, module_base );
 
     if ( !image_base || !image_size || !module_base )
@@ -81,4 +82,42 @@ int __cdecl main( int argc, const char *argv[] )
             std::printf( "> branch 1 = %p, branch 2 = %p\n", code_block.jcc.block_addr[ 0 ],
                          code_block.jcc.block_addr[ 1 ] );
     }
+
+    std::printf( "> serializing results....\n" );
+    vmp2::v3::file_header file_header;
+    file_header.magic = VMP_MAGIC;
+    file_header.epoch_time = std::time( nullptr );
+    file_header.version = vmp2::version_t::v3;
+    file_header.module_base = module_base;
+    file_header.image_base = image_base;
+    file_header.vm_entry_rva = vm_entry_rva;
+    file_header.module_offset = sizeof file_header;
+    file_header.module_size = image_size;
+    file_header.code_block_offset = image_size + sizeof file_header;
+    file_header.code_block_count = code_blocks.size();
+
+    std::ofstream output( parser.get< std::string >( "out" ), std::ios::binary );
+    output.write( reinterpret_cast< const char * >( &file_header ), sizeof file_header );
+    output.write( reinterpret_cast< const char * >( module_base ), image_size );
+
+    for ( const auto &code_block : code_blocks )
+    {
+        const auto _code_block_size =
+            ( code_block.vinstrs.size() * sizeof vm::instrs::virt_instr_t ) + sizeof vmp2::v3::code_block_t;
+
+        vmp2::v3::code_block_t *_code_block =
+            reinterpret_cast< vmp2::v3::code_block_t * >( malloc( _code_block_size ) );
+
+        _code_block->vip_begin = code_block.vip_begin;
+        _code_block->jcc = code_block.jcc;
+        _code_block->next_block_offset = _code_block_size;
+
+        for ( auto idx = 0u; idx < code_block.vinstrs.size(); ++idx )
+            _code_block->vinstr[ idx ] = code_block.vinstrs[ idx ];
+
+        output.write( reinterpret_cast< const char * >( _code_block ), _code_block_size );
+    }
+
+    output.close();
+    std::printf( "> finished..." );
 }

src/vmemu_t.cpp

@@ -12,7 +12,6 @@ namespace vm
         std::uintptr_t stack_base = 0x1000000;
         std::uintptr_t stack_addr = ( stack_base + ( 0x1000 * 20 ) ) - 0x6000;
         const auto rip = vmctx->module_base + vmctx->vm_entry_rva;
-        const auto image_size = NT_HEADER( vmctx->module_base )->OptionalHeader.SizeOfImage;
 
         if ( ( err = uc_open( UC_ARCH_X86, UC_MODE_64, &uc ) ) )
         {
@@ -21,7 +20,7 @@ namespace vm
             return false;
         }
 
-        if ( ( err = uc_mem_map( uc, vmctx->module_base, image_size, UC_PROT_ALL ) ) )
+        if ( ( err = uc_mem_map( uc, vmctx->module_base, vmctx->image_size, UC_PROT_ALL ) ) )
         {
             std::printf( "failed on uc_mem_map() with error returned %u: %s\n", err, uc_strerror( err ) );
 
@@ -36,7 +35,7 @@ namespace vm
         }
 
         if ( ( err = uc_mem_write( uc, vmctx->module_base, reinterpret_cast< void * >( vmctx->module_base ),
-                                   image_size ) ) )
+                                   vmctx->image_size ) ) )
         {
             std::printf( "failed on uc_mem_write() with error returned %u: %s\n", err, uc_strerror( err ) );
 
@@ -137,6 +136,8 @@ namespace vm
 
                 return false;
             }
+
+            return true;
         };
 
         while ( !_traced_all_paths( code_blocks ) )