This RPC is used to obtain all the option descriptors for a remote SANE device.
| request: | reply: |
| SANE_Word handle | Option_Descriptor_Array odesc |
In the reply, the odesc argument is used to return the array of option descriptors. The option descriptor array has the following structure:
struct Option_Descriptor_Array
{
SANE_Word num_options;
SANE_Option_Descriptor **desc;
};