DICOM Upper Layer: association state machine, PDU codec, DIMSE pipeline.

The pacs_network module implements the TCP/TLS transport and DICOM protocol layers: Upper Layer state machine, PDU encoding/decoding, DIMSE command dispatch, and the networking pipeline that hands off requests to SCP service implementations in pacs_services.

Header prefix: kcenon/pacs/network/

Key entry points:

kcenon::pacs::network::association — Association state machine
kcenon::pacs::network::dicom_server — Server acceptor