Tcl 8.5 Network Programming -- Table of Contents -- Tcl 8.5 Network Programming -- Credits -- About the Authors -- About the Reviewers -- Preface -- What this book covers -- What you need for this book -- Who this book is for -- Conventions -- Reader feedback -- Customer support -- Errata -- Piracy -- Questions -- 1. Introducing Tcl -- What is Tcl/Tk -- Extensions -- Tk -- Installation -- Windows -- Unix-like systems -- Installation of additional Tcl packages -- Additional tools -- Eclipse -- Komodo -- tkcon - an alternate Tcl shell -- Tcl syntax -- Tcl commands documentation syntax -- Running the script -- Running commands directly in the tclsh interpreter -- Variables -- Grouping -- Nesting commands -- Data types -- Lists -- Arrays -- array size -- Dictionaries -- Mathematical expressions-expr -- Flow control and loop instructions -- Flow control -- Loops -- Defining your own commands -- Summary -- 2. Advanced Tcl Features -- Tcl features -- Working with time and date -- Tcl data types -- Global, namespace, and local variables -- Stack frames -- Object-oriented programming -- Class definition -- Inheritance -- Object definitions -- Using mixins -- Forwarding methods -- Additional information -- Accessing files -- Reading and writing files -- Configuring channel options -- File management -- Filename related operations -- File information -- Listing files -- Current working directory -- Packages in Tcl -- Package loading -- Creating a package -- Tcl modules -- Event-driven programming -- Tcl event types -- Entering the event loop -- Events and stack frames -- Channel events -- Timer and idle events -- Robust scheduling with tclcron -- Multithreaded applications -- Managing threads -- Shared variables -- Transferring channels -- Summary -- 3. Tcl Standalone Binaries -- Understanding the executable file structure -- Learning the Metakit database.

Working with MetaKit from Tcl -- Learning more about virtual file systems -- Getting into the details of VFS and Metakit -- Learning Tclkit -- Starkit and SDX -- Creating a Starkit file -- Internal structure of starkits -- Using resource files in starkits -- Putting additional packages into a starkit -- Format of the starkit file -- Interactions between different starkit files -- Knowing the Starpack technology -- Practical example-the Hibernator application -- Advanced topics-self updating -- Other solutions -- Summary -- 4. Troubleshooting Tcl applications -- Logging -- Log package -- Initialization -- Available log levels -- Enabling or disabling log levels -- Replacing the default implementation of the logging command -- Recap of the log package -- Logger package -- Initialization -- Available log levels -- Enabling or disabling log levels -- Tracing -- Changing the implementation of the logging / tracing command -- Appenders -- Recap of the logger package -- Audit -- Recap of the audit package -- Debugging -- Tcl Dev Kit Inspector -- Tcl Dev Kit Debugger -- Local Debugging -- Remote debugging -- Recap of the Tcl Dev Kit Debugger -- TclPro Debugger -- Summary -- 5. Data Storage -- Internationalizations -- Encoding issues -- Translating your application into different languages -- Using SQL and databases in Tcl -- Connecting to MySQL -- Connecting to PostgreSQL -- Using SQLite -- Managing databases from SQLiteStudio -- Other databases -- Handling XML in Tcl -- Storing raw Tcl values -- Summary -- 6. Networking in Tcl -- Using TCP sockets -- Creating server sockets -- Connecting over TCP -- Using nonblocking sockets -- Handling channel events -- Transferring binary data -- Transferring data using the fcopy command -- Handling errors -- Buffering -- Using threads for networking -- Using threads and thread pools -- Connecting to our service.

Using UDP sockets -- Creating a UDP-based client -- Implementing service using UDP -- Sending reliable messages -- Comparing TCP and UDP: streams vs. datagrams -- Summary -- 7. Using Common Internet Services -- Handling e-mail -- Learning MIME -- Content type -- Multipart messages -- MIME in Tcl -- Creating messages -- Multipart elements -- Sending e-mails -- Automated e-mail sending -- Creating template based e-mails -- Receiving e-mails -- Using POP3 protocol in Tcl -- Listing all messages -- Retrieving e-mails using POP3 -- Parsing incoming e-mails -- Transferring files and data -- Resources and uri package -- Using HTTP -- Retrieving data over HTTP -- Submitting information using GET and POST -- Advanced topics -- Cookies in Tcl -- HTTP and encryption -- Retrieving RSS information -- Using FTP -- Establishing connections -- Retrieving files -- Uploading files -- Listing files and directories -- Summary -- 8. Using Additional Internet Services -- Checking DNS -- Using callbacks -- Getting the current date and time -- Using LDAP from Tcl -- Authenticating users over LDAP -- Modifying information in LDAP -- Communicating with Tcl applications -- Comm client and server -- Performing commands asynchronously -- Security aspects -- Limiting available commands -- Summary -- 9. Learning SNMP -- Introduction to SNMP -- Learning SNMP protocol versions -- Data objects -- Working with SNMP and MIB -- Setting up SNMP agent -- Tcl and Scotty package -- Obtaining Scotty -- The TkIned application -- Using Tcl for SNMP communication -- Querying SNMP in Tcl -- Performing asynchronous queries -- Walking over MIB trees -- Receiving traps -- Sending traps -- SNMP agent -- Additional features -- Summary -- 10. Web Programming in Tcl -- Tcl scripts as CGI application -- Using ncgi package -- Using html package -- Introduction to TclHttpd -- Installation.

Retrieving source code from the CVS repository -- Documentation -- First run -- Startup parameters -- Default directory structure -- Configuration -- Performance -- Programming TclHttpd server -- Providing static content -- Using CGI in TclHttpd -- Mapping URL to application -- Creating document type handlers -- Using the watermark example -- Creating custom templates -- Learning domain handlers -- Setting up request handlers -- Comparing domain handlers to application direct URLs -- Creating session-based authentication -- Using the TclHttpd template system -- Securing access to resources -- Debugging TclHttpd server -- Embedding TclHttpd in your application -- Summary -- 11. TclHttpd in Client-Server Applications -- Creating HTTP-based applications -- Preparing source code structure -- Creating our applications -- Server-side -- Client-side -- Communication and registration -- Server-side -- Client-side -- Storing information -- Server side -- Client side -- Comm interface-spooling jobs -- Testing our applications -- Adding autoupdate to application -- Server-side -- Client-side -- Extending your applications -- Starkits as extensions -- Building modules -- Server side -- Handling modules on client -- Communication with server -- Improving scalability and performance -- Summary -- 12. SOAP and XML-RPC -- Tcl and standards for remote procedure calls -- Connecting to XML-RPC services -- Defining available methods -- Specifying data types -- Using XML-RPC -- Using SOAP protocol -- Creating Web Services -- Setting up server -- Creating a service -- Specifying data types -- Creating service methods -- Defining data types -- Using simple data types -- Creating complex data types -- Using data types inside service -- Connecting to SOAP based services -- Invoking methods via commands -- Invoking methods API using DoCall commands -- Using complex data types.

Summary -- 13. SSL and Security -- Learning Secure Socket Layer -- Using SSL from Tcl -- Generating self-signed certificates -- Setting up and using public key infrastructure -- Setting up certificates manually -- Creating certificate authority -- Generating and signing keys -- Automating certificates from Tcl -- Managing certificates from Tcl -- Server side -- Client side -- Testing our solution -- SSL and performance issues -- Authorization and roles -- Securing your application -- Slave interpreters -- Using slave interpreters -- Sharing information with the slave interpreter -- Creating and managing aliases -- Deleting interpreters -- Imposing limits on interpreters -- Working with safe interpreters -- Hiding and exposing commands -- Default safe interpreter setup -- Using Safe Base -- Safe Base and filesystem access -- Role-based authorization and interpreters -- Creating interpreters using roles -- Sample role definitions -- Using role-based interpreters -- Summary -- Index.