Crate hexa_tune_proto_ffi 

hexaTune FFI adapter — C ABI functions for Flutter/Dart integration.

All functions use caller-owned buffers (pointer + length pattern). Return values: 0 = success, negative = error code.

Structs

HtpAtParseResult

Parse result returned by htp_at_parse.

HtpSlice

A byte slice descriptor for FFI (pointer + length).

Functions

htp_at_encode^⚠

Encodes an AT command string into the output buffer.

htp_at_parse^⚠

Parses an AT command from a byte buffer.

htp_encode_to_packets^⚠

Full pipeline: encode AT command → SysEx → USB MIDI packets.

htp_sysex_frame^⚠

Frames payload bytes into a SysEx message.

htp_sysex_unframe^⚠

Extracts payload from a SysEx message.

htp_usb_depacketize^⚠

Reassembles SysEx bytes from USB MIDI 4-byte packets.

htp_usb_packetize^⚠

Converts SysEx bytes to USB MIDI 4-byte packets.