Module comm 

Low-level frame and field encoding helpers.

Structs

Frame

A parsed length-prefixed frame and the remaining bytes after it.

Traits

TwsField

TWS field serialization used by make_field.

TwsNullableField

TWS field serialization used by make_field_handle_empty.

Functions

make_client_handshake

Builds the full API\0 enhanced handshake.

make_field

Encodes a NUL-terminated field.

make_field_handle_empty

Encodes a NUL-terminated field, mapping unset integer/double sentinels to an empty value.

make_initial_msg

Builds the enhanced-handshake message body, including the 4-byte length prefix.

make_msg

Builds a length-prefixed field-based payload.

make_msg_proto

Builds a length-prefixed protobuf payload with a raw 4-byte message id.

read_fields

Splits a payload into NUL-terminated fields, dropping the final empty segment like Python.

read_msg

Reads one complete frame from buf.