devmap.c File Reference

#include <ipc/services.h>
#include <ipc/ns.h>
#include <async.h>
#include <stdio.h>
#include <errno.h>
#include <bool.h>
#include <fibril_synch.h>
#include <stdlib.h>
#include <str.h>
#include <ipc/devmap.h>
#include <assert.h>

Go to the source code of this file.

Data Structures
struct	devmap_device_t
	Info about registered device. More...
struct	devmap_driver_t
	Representation of device driver. More...
struct	devmap_namespace_t
	Info about registered namespaces. More...
Defines
#define	NAME   "devmap"
#define	NULL_DEVICES   256
Functions
static void	devmap_connection (ipc_callid_t iid, ipc_call_t *icall)
	Function for handling connections to devmap.
static void	devmap_connection_client (ipc_callid_t iid, ipc_call_t *icall)
	Handle connection with device client.
static void	devmap_connection_driver (ipc_callid_t iid, ipc_call_t *icall)
	Handle connection with device driver.
static devmap_handle_t	devmap_create_handle (void)
static devmap_device_t *	devmap_device_find_handle (devmap_handle_t handle)
	Find device with given handle.
static devmap_device_t *	devmap_device_find_name (const char *ns_name, const char *name)
	Find device with given name.
static void	devmap_device_get_handle (ipc_callid_t iid, ipc_call_t *icall)
	Find handle for device instance identified by name.
static void	devmap_device_register (ipc_callid_t iid, ipc_call_t *icall, devmap_driver_t *driver)
	Register instance of device.
static int	devmap_device_unregister (ipc_callid_t iid, ipc_call_t *icall, devmap_driver_t *driver)
static void	devmap_device_unregister_core (devmap_device_t *device)
	Unregister device and free it.
static devmap_driver_t *	devmap_driver_register (void)
	Read info about new driver and add it into linked list of registered drivers.
static int	devmap_driver_unregister (devmap_driver_t *driver)
	Unregister device driver, unregister all its devices and free driver structure.
static void	devmap_forward (ipc_callid_t callid, ipc_call_t *call)
	Connect client to the device.
static bool	devmap_fqdn_split (const char *fqdn, char **ns_name, char **name)
	Convert fully qualified device name to namespace and device name.
static void	devmap_get_device_count (ipc_callid_t iid, ipc_call_t *icall)
static void	devmap_get_devices (ipc_callid_t iid, ipc_call_t *icall)
static void	devmap_get_namespace_count (ipc_callid_t iid, ipc_call_t *icall)
static void	devmap_get_namespaces (ipc_callid_t iid, ipc_call_t *icall)
static void	devmap_handle_probe (ipc_callid_t iid, ipc_call_t *icall)
static bool	devmap_init (void)
	Initialize device mapper.
static void	devmap_namespace_addref (devmap_namespace_t *namespace, devmap_device_t *device)
	Increase namespace reference count by including device.
static devmap_namespace_t *	devmap_namespace_create (const char *ns_name)
	Create a namespace (if not already present).
static void	devmap_namespace_delref (devmap_namespace_t *namespace)
	Decrease namespace reference count.
static void	devmap_namespace_destroy (devmap_namespace_t *namespace)
	Destroy a namespace (if it is no longer needed).
static devmap_namespace_t *	devmap_namespace_find_handle (devmap_handle_t handle)
	Find namespace with given handle.
static devmap_namespace_t *	devmap_namespace_find_name (const char *name)
	Find namespace with given name.
static void	devmap_namespace_get_handle (ipc_callid_t iid, ipc_call_t *icall)
	Find handle for namespace identified by name.
static void	devmap_null_create (ipc_callid_t iid, ipc_call_t *icall)
static void	devmap_null_destroy (ipc_callid_t iid, ipc_call_t *icall)
int	main (int argc, char *argv[])
	Main entry point.
Variables
static devmap_handle_t	last_handle = 0
static devmap_device_t *	null_devices [NULL_DEVICES]

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Detailed Description

Definition in file devmap.c.

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