The MRCI server operation function, pointed to by the mi_pfnOperate field of the MRCINFO structure, can return the following new error values if the requested operation fails:
| Value | Meaning |
|---|---|
| MRCI_ERROR_INVALID_SIZE | Invalid buffer size. |
| MRCI_ERROR_BUFFER_TOO_SMALL | Work buffer is too small. |
| MRCI_ERROR_RESTART | Incremental compression was interrupted and must be restarted from the beginning. |
| MRCI_ERROR_CONTINUE | Incremental compression in not finished but can be continued. |