Contents

• What's New Since Version 2.0?
• Introduction
• The DD System
  • The FIFO System
  • Syncronization Issues
  • Event Distribution
  • The Garbage Demon
  • As an Example: E787 Use of the DD System:
• Code Description
  • Organization of the Code
  • User Routines
    • ddu_init
    • ddu_attach
    • ddu_attached
    • ddu_start, ddu_stop
    • ddu_close
    • ddu_set_brc
    • ddu_set_dd_wait
    • ddu_get_free_buffers
    • ddu_set_protection
    • ddu_fifo_exist
    • ddu_req_fev
    • ddu_creq_fev
    • ddu_put_fev
    • ddu_ins_fev
    • ddu_get_fev
    • ddu_brc_fev
    • ddu_set_brccmd
  • System Routines
    • dds_create()
    • dds_close()
    • dds_wait4proc()
    • dds_wakeup()
    • dds_flush()
• Example Programs
  • A DD Producer Process
  • A DD Consumer Process
  • A Monitor Process
  • A Modifying DD Consumer Process
• Status and Error Reporting
• Customizing the DD System
  • User Entries
    • ddu_link_signal()
    • ddu_def_static_fifos()
  • User Configurable Event Selection
  • User Configuration Options
    • DD Configuration
    • Usage of UNIX signals
    • User Changes to the Event Distribution
    • Action upon Detection of a Fatal Error
    • Multiple Copies of the DD System on the Same Host
• Network Connection
  • Overview
  • The dd_server program
    • Server Configuration Files
    • The Scripts
  • Attaching to a DD System over the Network
  • The dd_link between DD Systems
• User Interface
  • dd_ui User Interface
  • Process Monitor Interface
  • Fifo Monitor Interface
• FAQ
• About this document ...