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Re: to_query target_ops entry
Doug Evans wrote:
> But as for the intended argument usage, here's what I wrote up.
> Let me know if this is wrong, too constrained, or not constrained enough.
> I wanted this to be rather constrained to avoid future headaches.
> /* Query the simulator for something (this is the `to_query' target_ops entry).
> What it is is up to the simulator.
> TYPE is a printable character. Pass '-' for "don't care".
> If there is a failure, the error message is in RESP.
> SIZE is the maximum size of both REQ and RESP.
> REQ is a string containing the request.
> The contents of RESP are up to the request.
> If REQ is NULL, the caller is requesting the maximum request size.
> On return the maximum size is stored in *SIZE.
> Otherwise SIZE is unchanged on return.
> The result is 0 for success, non-zero for failure.
> If the simulator doesn't implement this, it always returns -1 and
> "not implemented" is stored in RESP.
> RESP is assumed to be at least MIN_SIM_QUERY_SIZE bytes in size. */
I cannot look at the code now, but this seems quite right.
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