Crate core_invoice_sys 

C ABI. Python binds here via ctypes. WASM is the model crate, not this cdylib.

Functions

core_invoice_convert

Convert through the semantic model. to is ubl or cii. On success writes XML into out (NUL-terminated). Same 0/1/2 as CLI convert.

core_invoice_diff

Semantic diff. 0 identical, 1 differ, 2 unreadable. Writes the report into out.

core_invoice_validate

Same as core_invoice_validate_ubl: syntax is the document element (UBL or CII).

core_invoice_validate_ubl

0 valid, 1 invalid, 2 unreadable / bad args. Same contract as the CLI.

core_invoice_version

Writes crate version into out. Always 0 unless out is null (2).