L4Re Operating System Framework
Interface and Usage Documentation
Loading...
Searching...
No Matches
L4virtio::Svr::Bad_descriptor Struct Reference

Exception used by Queue to indicate descriptor errors. More...

#include <virtio>

Collaboration diagram for L4virtio::Svr::Bad_descriptor:

Public Types

enum  Error {
  Bad_address , Bad_rights , Bad_flags , Bad_next ,
  Bad_size
}
 The error code. More...

Public Member Functions

 Bad_descriptor (Request_processor const *proc, Error e)
 Make a bad descriptor exception.
char const * message () const
 Get a human readable description of the error code.

Data Fields

Request_processor const * proc
 The processor that triggered the exception.

Detailed Description

Exception used by Queue to indicate descriptor errors.

Definition at line 397 of file virtio.

Member Enumeration Documentation

◆ Error

enum L4virtio::Svr::Bad_descriptor::Error

The error code.

Enumerator
Bad_address 

Address cannot be translated.

Bad_rights 

Missing access rights on memory.

Bad_flags 

Invalid combination of descriptor flags.

Bad_next 

Invalid next index.

Bad_size 

Invalid size of memory block.

Definition at line 400 of file virtio.

Constructor & Destructor Documentation

◆ Bad_descriptor()

L4virtio::Svr::Bad_descriptor::Bad_descriptor ( Request_processor const * proc,
Error e )
inline

Make a bad descriptor exception.

Parameters
procThe request processor causing the exception
eThe error code.

Definition at line 421 of file virtio.

References proc.

Member Function Documentation

◆ message()

char const * L4virtio::Svr::Bad_descriptor::message ( ) const
inline

Get a human readable description of the error code.

Returns
Message describing the error.

Definition at line 430 of file virtio.

References Bad_address, Bad_flags, Bad_next, Bad_rights, and Bad_size.

Referenced by Virtio_switch::handle_l4virtio_port_tx().

Here is the caller graph for this function:
The documentation for this struct was generated from the following file: