Attachment Content-ID header functions
| Function | Description | Links |
|---|---|---|
| cid_map_free() | Free a CidMap | |
| cid_map_list_clear() | Empty a CidMapList | |
| cid_map_new() | Initialise a new CidMap | |
| cid_save_attachment() | Save attachment if it has a Content-ID | |
| cid_save_attachments() | Save all attachments in a "multipart/related" group with a Content-ID | |
| cid_to_filename() | Replace Content-IDs with filenames |
