config_ioctl() now returns the actual error as returned by the config manager,

as pointed out by Jerome.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10284 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler
2004-11-29 15:46:34 +00:00
parent 2506bbb6f3
commit 9a1e02770b
+17 -22
View File
@@ -1,18 +1,18 @@
/* config driver /* config driver
** provides userland access to the device configuration manager * provides userland access to the device configuration manager
** *
** Copyright 2002, Axel Doerfler. All rights reserved. * Copyright 2002-2004, Axel Doerfler. All rights reserved.
** Distributed under the terms of the OpenBeOS License. * Distributed under the terms of the MIT License.
*/ */
//#include <Errors.h>
#include <Drivers.h> #include <Drivers.h>
#include <drivers/config_manager.h> #include <drivers/config_manager.h>
#include <string.h> #include <string.h>
#include "config_driver.h" #include "config_driver.h"
#define DEVICE_NAME "misc/config" #define DEVICE_NAME "misc/config"
int32 api_version = B_CUR_DRIVER_API_VERSION; int32 api_version = B_CUR_DRIVER_API_VERSION;
@@ -54,38 +54,33 @@ config_ioctl(void *cookie, uint32 op, void *buffer, size_t len)
if (params == NULL || params->magic != op) if (params == NULL || params->magic != op)
return B_BAD_VALUE; return B_BAD_VALUE;
// ToDo: the access of the params is not safe!
switch (op) { switch (op) {
case CM_GET_NEXT_DEVICE_INFO: case CM_GET_NEXT_DEVICE_INFO:
gConfigManager->get_next_device_info(params->bus, &params->cookie, return gConfigManager->get_next_device_info(params->bus, &params->cookie,
(struct device_info *)params->data, params->data_len); (struct device_info *)params->data, params->data_len);
break;
case CM_GET_DEVICE_INFO_FOR: case CM_GET_DEVICE_INFO_FOR:
gConfigManager->get_device_info_for(params->cookie, return gConfigManager->get_device_info_for(params->cookie,
(struct device_info *)params->data, params->data_len); (struct device_info *)params->data, params->data_len);
break;
case CM_GET_SIZE_OF_CURRENT_CONFIGURATION_FOR: case CM_GET_SIZE_OF_CURRENT_CONFIGURATION_FOR:
gConfigManager->get_size_of_current_configuration_for(params->cookie); return gConfigManager->get_size_of_current_configuration_for(params->cookie);
break;
case CM_GET_CURRENT_CONFIGURATION_FOR: case CM_GET_CURRENT_CONFIGURATION_FOR:
gConfigManager->get_current_configuration_for(params->cookie, return gConfigManager->get_current_configuration_for(params->cookie,
(struct device_configuration *)params->data, params->data_len); (struct device_configuration *)params->data, params->data_len);
break;
case CM_GET_SIZE_OF_POSSIBLE_CONFIGURATIONS_FOR: case CM_GET_SIZE_OF_POSSIBLE_CONFIGURATIONS_FOR:
gConfigManager->get_size_of_possible_configurations_for(params->cookie); return gConfigManager->get_size_of_possible_configurations_for(params->cookie);
break;
case CM_GET_POSSIBLE_CONFIGURATIONS_FOR: case CM_GET_POSSIBLE_CONFIGURATIONS_FOR:
gConfigManager->get_possible_configurations_for(params->cookie, return gConfigManager->get_possible_configurations_for(params->cookie,
(struct possible_device_configurations *)params->data, params->data_len); (struct possible_device_configurations *)params->data, params->data_len);
break;
case CM_COUNT_RESOURCE_DESCRIPTORS_OF_TYPE: case CM_COUNT_RESOURCE_DESCRIPTORS_OF_TYPE:
gConfigManager->count_resource_descriptors_of_type(params->config, params->type); return gConfigManager->count_resource_descriptors_of_type(params->config, params->type);
break;
case CM_GET_NTH_RESOURCE_DESCRIPTOR_OF_TYPE: case CM_GET_NTH_RESOURCE_DESCRIPTOR_OF_TYPE:
gConfigManager->get_nth_resource_descriptor_of_type(params->config, params->n, return gConfigManager->get_nth_resource_descriptor_of_type(params->config, params->n,
params->type, (resource_descriptor *)params->data, params->data_len); params->type, (resource_descriptor *)params->data, params->data_len);
break;
} }
return B_NOT_ALLOWED;
return B_BAD_VALUE;
} }