Class: SharedRPCPlugin

Inherits:
ThroughPlugin show all
Includes:
GenParamCopy, GenTransparentMarshaler
Defined in:
lib/tecsgen/plugin/SharedRPCPlugin.rb

Overview

以下を仮定（制限事項）

呼び元、呼び先のエンディアン、char, short, int_t, long_t, intptr_t のサイズが同じ
有符号、無符号でサイズが同じ

Constant Summary collapse

@@shared_channel_list = 
{}

Constants included from GenTransparentMarshaler

GenTransparentMarshaler::RPCPluginArgProc

Constants inherited from Plugin

Plugin::PluginArgProc

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Methods included from GenParamCopy

#print_nullable_post, #print_nullable_pre, #print_param, #print_param0

Methods included from GenTransparentMarshaler

#gen_ep_func_body, #gen_ep_func_body_marshal, #gen_ep_func_body_unmarshal, #gen_marshaler_celltype, #gen_postamble, #gen_preamble, #initialize_transparent_marshaler, #print_param_nc, #print_params, #set_PPAllocatorSize, #set_TDRCelltype, #set_channelCellName, #set_channelCelltype, #set_taskPriority

Methods inherited from ThroughPlugin

#check_plugin_arg, #gen_cdl_file, #gen_ep_func_body, #get_cell_name, #get_cell_namespace_path, #get_through_entry_port_name, #get_through_entry_port_subscript, #set_through_info, #show_tree, #subst_name

Methods inherited from Plugin

#cdl_error, #check_plugin_arg, #gen_cdl_file, #gen_ep_func?, #gen_postamble, #gen_preamble, #new_cell, #parse_plugin_arg, #print_msg, #set_locale, #set_silent

Methods inherited from Node

#cdl_error, #cdl_error2, #cdl_error3, #cdl_info, #cdl_info2, #cdl_warning, #cdl_warning2, #get_locale, #locale_str, #set_locale

Constructor Details

#initialize(cell_name, plugin_arg, next_cell, next_cell_port_name, next_cell_port_subscript, signature, celltype, caller_cell) ⇒ SharedRPCPlugin

RPCPlugin の initialize

説明は ThroughPlugin (plugin.rb) を参照



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 62

def initialize(cell_name, plugin_arg, next_cell, next_cell_port_name, next_cell_port_subscript, signature, celltype, caller_cell)
  # mikan プラグインオプション指定の不一致のチェック task_priority,

  super
  initialize_transparent_marshaler cell_name

  # オプション：GenTransparentMarshaler 参照
  @plugin_arg_check_proc_tab = RPCPluginArgProc
  @channelCellName = "" # nil にしておく
  parse_plugin_arg

  @shared_channel_ct_name = :"tSharedRPCPlugin_#{@channelCelltype}"
  @shared_channel_ct_file_name = "#{$gen}/#{@shared_channel_ct_name}.cdl"
  @rpc_channel_celltype_name = :"tSharedRPCPlugin_#{@TDRCelltype}_#{@channelCelltype}_#{@signature.get_global_name}"
  @rpc_channel_celltype_file_name = "#{$gen}/#{@rpc_channel_celltype_name}.cdl"

  @shared_channel_cell = @channelCellName
  if @shared_channel_cell == ""
    cdl_error("SharedRPCPlugin: need channelCellName option")
  end

  if @@shared_channel_list[@shared_channel_cell].nil?
    # 初出
    @@shared_channel_list[@shared_channel_cell] = [self]
  else
    # 二番目以降
    @@shared_channel_list[@shared_channel_cell] << self
  end
  @sub_channel_no = @@shared_channel_list[@shared_channel_cell].length - 1

  if @region != @@shared_channel_list[@shared_channel_cell][0].region
    # 初出とリージョン不一致 (初出は、自分自身とチェックされる。無駄だが小さいので放置)
    cdl_error("SharedRPCPlugin: preferred region mismatch current: #{@region.get_name} previous: #{@@shared_channel_list[@shared_channel_cell][0].region.get_name}")
  else
    dbgPrint "SahredRPCPlugin: Region: #{@region.get_name}, #{@@shared_channel_list[@shared_channel_cell][0].region.get_name}\n"
  end

  if @signature.need_PPAllocator?
    if @PPAllocatorSize.nil?
      cdl_error("PPAllocatorSize must be speicified for oneway [in] array")
    end
  end
end

Instance Attribute Details

#region ⇒ Object (readonly)

Returns the value of attribute region.



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 55

def region
  @region
end

Class Method Details

.gen_post_code(file) ⇒ Object

後ろのコードを生成

プラグインの後ろのコードを生成

file

File:



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 303

def self.gen_post_code(file)
  file.print "/* '#{self.name}' post code */\n"
  @@shared_channel_list.each{|chan_name, plugin_obj|
    plugin_obj[0].gen_post_code(file, plugin_obj)
  }
end

Instance Method Details

#gen_plugin_decl_code(file) ⇒ Object

def set_through_info( start_region, end_region, through_type )

super

end



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 111

def gen_plugin_decl_code(file)
  # このセルタイプ（同じシグニチャ）は既に生成されているか？
  if @@generated_celltype[@shared_channel_ct_name].nil?
    @@generated_celltype[@shared_channel_ct_name] = [self]
  else
    @@generated_celltype[@shared_channel_ct_name] << self
  end

  if @@generated_celltype[@ct_name].nil?
    @@generated_celltype[@ct_name] = [self]
  else
    @@generated_celltype[@ct_name] << self
  end

  gen_marshaler_celltype
  # 同じ内容を二度書く可能性あり (AppFile は不可)

  if @signature.need_PPAllocator?
    alloc_call_port = "  call sPPAllocator cPPAllocator;\n"
    alloc_call_port_join = "  cPPAllocator => composite.cPPAllocator;\n"
  else
    alloc_call_port = ""
    alloc_call_port_join = ""
  end

  f = CFile.open(@rpc_channel_celltype_file_name, "w")
  # 同じ内容を二度書く可能性あり (AppFile は不可)

  f.print <<EOT
import( "#{@marshaler_celltype_file_name}" );

composite #{@rpc_channel_celltype_name} {
/* Interface */
call  #{@signature.get_namespace_path} #{@call_port_name};
entry #{@signature.get_namespace_path} eThroughEntry;
call  sTDR       cTDR;
call  sEventflag cEventflag;
entry sUnmarshalerMain  eUnmarshalAndCallFunction;
#{alloc_call_port}
[optional]
  call sSemaphore cLockChannel;

/* Implementation */
cell #{@marshaler_celltype_name} #{@signature.get_global_name}_marshaler{
  cTDR         => composite.cTDR;
  cEventflag   => composite.cEventflag;
  cLockChannel => composite.cLockChannel;
};
cell #{@unmarshaler_celltype_name} #{@signature.get_global_name}_unmarshaler{
  cTDR         => composite.cTDR;
  cEventflag   => composite.cEventflag;
  cServerCall  => composite.#{@call_port_name};
#{alloc_call_port_join}  };
composite.eThroughEntry => #{@signature.get_global_name}_marshaler.eClientEntry;
composite.eUnmarshalAndCallFunction => #{@signature.get_global_name}_unmarshaler.eUnmarshalAndCallFunction;
};
EOT
  # mikan stackSize option & 最新 tecs_package 対応

  f.close

  f = CFile.open("#{$gen}/#{@shared_channel_ct_name}.cdl", "w")
  # 同じ内容を二度書く可能性あり (AppFile は不可)

  f.print <<EOT
[active]
composite #{@shared_channel_ct_name} {
/* Interface */
entry  sSemaphore eSemaphore[];
call   sUnmarshalerMain  cUnmarshalAndCallFunction[];

entry  sDataqueue eDataqueue;
entry  sTDR       eTDR;
entry  sEventflag eEventflag;

attr {
  PRI    priority;
};

/* Implementation */
cell #{@channelCelltype} Channel{
};
cell tSemaphore Semaphore {count = 1; attribute = C_EXP("TA_NULL");};
cell tRPCSharedTaskMain RPCSharedTaskMain {
  cUnmarshalAndCallFunction => composite.cUnmarshalAndCallFunction;
  cServerSideTDR            = Channel.eTDR;
};
cell tRPCSharedChannelMan RPCChannelMan {
  cSemaphore                = Semaphore.eSemaphore;
  cClientSideTDR            = Channel.eTDR;
};
cell tTask RPCSharedTask {
  cBody = RPCSharedTaskMain.eMain;
  taskAttribute = C_EXP("TA_ACT");
  stackSize = 4096;
  priority = composite.priority;
};
composite.eTDR           => Channel.eTDR;
composite.eEventflag     => Channel.eEventflag;
composite.eSemaphore     => RPCChannelMan.eSemaphore;
composite.eDataqueue     => Channel.eDataqueue;
};
EOT
  f.close
end

#gen_post_code(file, plugin_obj) ⇒ Object

後ろのコードを生成

plugin_obj が代表して出力する（インスタンス変数にアクセスしたいため）



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 312

def gen_post_code(file, plugin_obj)
  chan_name = @shared_channel_cell

  nest = @region.gen_region_str_pre file
  indent_str = "  " * nest

  # 共有されている通信チャンネルの生成
  # 各プラグインインスタンスでは @shared_channel_ct_name として記憶している
  file.print "#{indent_str}cell tSharedRPCPlugin_#{@channelCelltype} #{chan_name} {\n"
  plugin_obj.each{|po|
    file.print <<EOT
#{indent_str}    cUnmarshalAndCallFunction[] = #{@cell_name}.eUnmarshalAndCallFunction;
EOT
  }
  file.printf "#{indent_str}    priority = #{@task_priority};\n#{indent_str}};\n"
  @region.gen_region_str_post file
end

#gen_through_cell_code(file) ⇒ Object

through cell コードを生成



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# File 'lib/tecsgen/plugin/SharedRPCPlugin.rb', line 220

def gen_through_cell_code(file)
  gen_plugin_decl_code(file)

  file.print <<EOT
import( "#{@rpc_channel_celltype_file_name}" );
import( "#{$gen}/#{@shared_channel_ct_name}.cdl" );
EOT

  # nest = @next_cell.get_region.gen_region_str_pre file
  nest = @region.gen_region_str_pre file
  indent_str = "  " * nest
  if @next_cell_port_subscript
    subscript = "[" + @next_cell_port_subscript.to_s + "]"
  else
    subscript = ""
  end

  # セルを探す
  # path =["::",@next_cell.get_name]
  # cell = Namespace.find( path )
  cell = Namespace.find(@next_cell.get_namespace_path)

  # PPAllocator が必要か?
  if @signature.need_PPAllocator?
    if @sub_channel_no == 0
      file.print <<EOT
#{indent_str}cell tPPAllocator PPAllocator_#{@shared_channel_cell}{
#{indent_str}  heapSize = #{@PPAllocatorSize};
#{indent_str}};
EOT
    end

    ppallocator_join = "#{indent_str}  cPPAllocator = PPAllocator_#{@shared_channel_cell}.ePPAllocator;\n"
  else
    ppallocator_join = ""
  end

  # 共有される通信チャンネルの生成のプロトタイプ宣言
  file.print <<EOT
#{indent_str}cell #{@shared_channel_ct_name} #{@shared_channel_cell};
EOT

  # ここから各結合ごとのセルを生成

  # アロケータの指定があるか？
  if cell.get_allocator_list.length > 0

    file.print "#{indent_str}[allocator("

    delim = ""
    cell.get_allocator_list.each do |type, eport, subsc, func, buf, alloc|

      file.print delim
      delim = ",\n#{indent_str}           " # 最終行には出さない

      if subsc # 配列添数
        subsc_str = '[#{subsc}]'
      else
        subsc_str = ""
      end

      eport = "eThroughEntry" # RPCの受け口名に変更
      file.print "#{eport}#{subsc_str}.#{func}.#{buf} = #{alloc}"
    end

    file.puts ")]"
  end

  # セル本体の生成
  file.print <<EOT
#{indent_str}cell #{@rpc_channel_celltype_name} #{@cell_name} {
#{indent_str}  #{@call_port_name} = #{@next_cell.get_name}.#{@next_cell_port_name}#{subscript};
#{indent_str}  cTDR         = #{@shared_channel_cell}.eTDR;
#{indent_str}  cEventflag   = #{@shared_channel_cell}.eEventflag;
#{indent_str}  cLockChannel =  #{@shared_channel_cell}.eSemaphore[#{@sub_channel_no}];
#{ppallocator_join}#{indent_str}};
EOT
  @region.gen_region_str_post file
end