DMPACK 1.0.1

This release only updates version numbers and adds an example IIR filter program.

Library

• Added example filter program to share/dmfilter/.

DMPACK 1.0.0

This release of DMPACK 1.0.0 fixes some smaller issues and adds IIR filters. Only bug fixes will be made to version 1. Further development continues with breaking API changes in version 2.

Library

• Added Bessel, Butterworth, Chebyshev filters to dm_filter

DMPACK 0.9.9

This version includes new modules and some smaller API changes.

Library

• Added module dm_coord for coordinate transformation
• Added module dm_filter for filtering
• Added module dm_ghostscript for Ghostscript access
• Added module dm_netstring for netstring parsing
• Added module dm_statistics of statistics functions
• Added file tree size function to module dm_file
• Added file modification date/time to function dm_file_touch() in dm_file
• Added format FORMAT_TSV for tab-separated values to dm_format
• Added swap routines to dm_util
• Changed error code order for future additions
• Changed default database cache size of dm_db_open() to improve performance

Programs

• Added author option to dmreport
• Added meta data to PDF output of dmreport
• Fixed reading of options in dmdbctl
• Changed last modified date/time to last log date/time in output of dmfeed

DMPACK 0.9.8

This version includes new modules and programs, several API changes, and many bug fixes.

Library

• Added module dm_image for image handling
• Added module dm_js for JavaScript generation
• Added module dm_roff for GNU roff abstraction
• Added module dm_serial for derived type serialisation
• Added module dm_transfer for HTTP-RPC API file transfers
• Added GeoJSON Feature Collection procedures to dm_geojson
• Added image upload to dm_rpc
• Added HTTP request and response headers to dm_rpc
• Added HTTP response headers to dm_fcgi
• Added terminals gpic, postscript, and sixeltek to dm_plot
• Added image and transfer functions to dm_db_api
• Changed structure of database abstraction layer, added modules dm_db_api, dm_db_count, dm_db_json, dm_db_pragma, and dm_db_row
• Changed API of modules dm_arg and dm_config to object-oriented.
• Changed query parameter API in dm_cgi
• Changed Git submodules to copies of third-party dependencies
• Fixed reading from pipe in dm_pipe
• Fixed unsigned type conversion in dm_c
• Fixed return code handling of database select functions

Programs

• Added program dmcamera for capturing of camera images
• Added program dmupload for image upload to HTTP-RPC API
• Added scale factor for response values to dmreport
• Added PDF and PostScript output to dmreport
• Added message queue reading to dmmb
• Added image upload to dmapi
• Added image viewer to dmweb
• Added environment variables DM_IMAGE_DB, DM_IMAGE_DIR to dmapi and dmweb
• Added log file output to dmlogger
• Changed environment variables in dmapi and dmweb to DM_BEAT_DB, DM_LOG_DB, DM_OBSERV_DB
• Changed derived type serialisation in dmapi and dmexport
• Changed database access in dmexport
• Changed configuration of dmgrc

DMPACK 0.9.7

This is the first beta release of DMPACK. The library depends on third-party submodules which have to be downloaded manually. Either fetch vendor.tar.gz and unpack the archive in the DMPACK directory, or run shell script fetchvendor.sh:

$ curl -O -L -s https://github.com/dabamos/dmpack/archive/refs/tags/0.9.7.tar.gz
$ tar xfvz 0.9.7.tar.gz
$ cd dmpack-0.9.7/
$ sh fetchvendor.sh

Afterwards, execute the Makefile to build and install DMPACK, for example:

$ make linux
$ sudo make install PREFIX=/opt

Change Log

Library

• Added module dm_c for C interoperability
• Added module dm_camera for webcam and RTSP access (FFMPEG)
• Added module dm_crypto of cryptographic hash functions
• Added module dm_db_query for SQL query building
• Added module dm_dwd for DWD API format parsing
• Added module dm_dwd_api for DWD API access (libcurl)
• Added module dm_ftp for FTP transfer (libcurl)
• Added module dm_freebsd for system status access on FreeBSD.
• Added module dm_geojson for GeoJSON serialisation
• Added module dm_gm for GraphicsMagick access
• Added module dm_im for XMPP connectivity (libstrophe)
• Added module dm_linux for system status access on Linux.
• Added module dm_modbus for Modbus RTU/TCP connectivity (libmodbus)
• Added module dm_ve for Victron Energy VE.Direct protocol support
• Added library build date and system type parameters (CPP, FPP)
• Added Linux and FreeBSD abstractions in module dm_system
• Changed refactored database abstraction layer
• Changed refactored database schema
• Changed refactored command-line argument parsing
• Changed refactored logical function names
• Fixed wrong baud rate in GeoCOM class

Programs

• Added program dmbot for remote control of clients through XMPP
• Added program dmdwd for Deutscher Wetterdienst (DWD) API monitoring
• Added program dmmb for sensor monitoring through Modbus RTU/TCP
• Added program dmmbctl for Modbus RTU/TCP command-line control
• Added program dmsystem for system monitoring
• Added program dmved for MPPT and battery monitoring (VE.Direct)
• Added interactive map view to dmweb (Leaflet)

Documentation

• Added multi-page HTML output
• Added sensor control tutorials to user guide