| /* |
| * test_root.c |
| * |
| * Tests for device/root device related functions for the libsysfs testsuite |
| * |
| * Copyright (C) IBM Corp. 2004-2005 |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation version 2 of the License. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 675 Mass Ave, Cambridge, MA 02139, USA. |
| * |
| */ |
| |
| /** |
| ****************************************************************************** |
| * this will test the device/root device related functions provided by libsysfs |
| * |
| * extern void sysfs_close_device(struct sysfs_device *dev); |
| * extern struct sysfs_device *sysfs_open_device |
| * (const char *bus, const char *bus_id); |
| * extern struct sysfs_device *sysfs_get_device_parent |
| * (struct sysfs_device *dev); |
| * extern struct sysfs_device *sysfs_open_device_path |
| * (const char *path); |
| * extern struct sysfs_attribute *sysfs_get_device_attr |
| * (struct sysfs_device *dev, const char *name); |
| * extern struct dlist *sysfs_get_device_attributes |
| * (struct sysfs_device *device); |
| ****************************************************************************** |
| */ |
| |
| #include "test-defs.h" |
| #include <errno.h> |
| |
| /** |
| * extern void sysfs_close_device(struct sysfs_device *dev); |
| * |
| * flag: |
| * 0: dev -> valid |
| * 1: dev -> NULL |
| */ |
| int test_sysfs_close_device(int flag) |
| { |
| struct sysfs_device *dev = NULL; |
| char *path = NULL; |
| |
| switch (flag) { |
| case 0: |
| path = val_dev_path; |
| dev = sysfs_open_device_path(path); |
| if (dev == NULL) { |
| dbg_print("%s: failed to open device at %s\n", |
| __FUNCTION__, path); |
| return 0; |
| } |
| break; |
| case 1: |
| dev = NULL; |
| break; |
| default: |
| return -1; |
| } |
| sysfs_close_device(dev); |
| |
| dbg_print("%s: returns void\n", __FUNCTION__); |
| return 0; |
| } |
| |
| /** |
| * extern struct sysfs_device *sysfs_open_device |
| * (const char *bus, const char *bus_id); |
| * |
| * flag: |
| * 0: bus -> valid, bus_id -> valid |
| * 1: bus -> valid, bus_id -> invalid |
| * 2: bus -> valid, bus_id -> invalid |
| * 3: bus -> invalid, bus_id -> valid |
| * 4: bus -> invalid, bus_id -> invalid |
| * 5: bus -> invalid, bus_id -> invalid |
| * 6: bus -> NULL, bus_id -> valid |
| * 7: bus -> NULL, bus_id -> invalid |
| * 8: bus -> NULL, bus_id -> invalid |
| */ |
| int test_sysfs_open_device(int flag) |
| { |
| struct sysfs_device *dev = NULL; |
| char *bus = NULL; |
| char *bus_id = NULL; |
| |
| switch (flag) { |
| case 0: |
| bus = val_bus_name; |
| bus_id = val_bus_id; |
| break; |
| case 1: |
| bus = val_bus_name; |
| bus_id = inval_name; |
| break; |
| case 2: |
| bus = val_bus_name; |
| bus_id = NULL; |
| break; |
| case 3: |
| bus = inval_name; |
| bus_id = val_bus_id; |
| break; |
| case 4: |
| bus = inval_name; |
| bus_id = inval_name; |
| break; |
| case 5: |
| bus = inval_name; |
| bus_id = NULL; |
| break; |
| case 6: |
| bus = NULL; |
| bus_id = val_bus_id; |
| break; |
| case 7: |
| bus = NULL; |
| bus_id = inval_name; |
| break; |
| case 8: |
| bus = NULL; |
| bus_id = NULL; |
| break; |
| default: |
| return -1; |
| } |
| dev = sysfs_open_device(bus, bus_id); |
| |
| switch (flag) { |
| case 0: |
| if (dev == NULL) |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| else |
| dbg_print("%s: SUCCEEDED with flag = %d\n\n", |
| __FUNCTION__, flag); |
| show_device(dev); |
| dbg_print("\n"); |
| break; |
| case 1: |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| case 6: |
| case 7: |
| case 8: |
| if (dev == NULL) |
| dbg_print("%s: SUCCEEDED with flag = %d\n", |
| __FUNCTION__, flag); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| break; |
| } |
| |
| if (dev != NULL) |
| sysfs_close_device(dev); |
| return 0; |
| } |
| |
| /** |
| * extern struct sysfs_device *sysfs_get_device_parent |
| * (struct sysfs_device *dev); |
| * |
| * flag: |
| * 0: dev -> valid |
| * 1: dev -> NULL |
| */ |
| int test_sysfs_get_device_parent(int flag) |
| { |
| struct sysfs_device *pdev = NULL; |
| struct sysfs_device *dev = NULL; |
| char *dev_path = NULL; |
| |
| switch (flag) { |
| case 0: |
| dev_path = val_dev_path; |
| dev = sysfs_open_device_path(dev_path); |
| if (dev == NULL) { |
| dbg_print("%s: failed to open device at %s\n", |
| __FUNCTION__, dev_path); |
| return 0; |
| } |
| break; |
| case 1: |
| dev = NULL; |
| break; |
| default: |
| return -1; |
| } |
| pdev = sysfs_get_device_parent(dev); |
| |
| switch (flag) { |
| case 0: |
| if (pdev == NULL) { |
| if (errno == 0) |
| dbg_print("%s: Device at %s does not have a parent\n", |
| __FUNCTION__, dev_path); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| } else { |
| dbg_print("%s: SUCCEEDED with flag = %d\n\n", |
| __FUNCTION__, flag); |
| show_device(pdev); |
| dbg_print("\n"); |
| } |
| break; |
| case 1: |
| if (pdev == NULL) |
| dbg_print("%s: SUCCEEDED with flag = %d\n", |
| __FUNCTION__, flag); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| default: |
| break; |
| } |
| if (dev != NULL) { |
| sysfs_close_device(dev); |
| } |
| return 0; |
| } |
| |
| /** |
| * extern struct sysfs_device *sysfs_open_device_path |
| * (const char *path); |
| * |
| * flag: |
| * 0: path -> valid |
| * 1: path -> invalid |
| * 2: path -> NULL |
| * |
| */ |
| int test_sysfs_open_device_path(int flag) |
| { |
| struct sysfs_device *dev = NULL; |
| char *path = NULL; |
| |
| switch (flag) { |
| case 0: |
| path = val_dev_path; |
| break; |
| case 1: |
| path = inval_path; |
| break; |
| case 2: |
| path = NULL; |
| break; |
| default: |
| return -1; |
| } |
| dev = sysfs_open_device_path(path); |
| |
| switch (flag) { |
| case 0: |
| if (dev == NULL) |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| else { |
| dbg_print("%s: SUCCEEDED with flag = %d\n\n", |
| __FUNCTION__, flag); |
| show_device(dev); |
| dbg_print("\n"); |
| } |
| break; |
| case 1: |
| case 2: |
| if (dev == NULL) |
| dbg_print("%s: SUCCEEDED with flag = %d\n", |
| __FUNCTION__, flag); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| default: |
| break; |
| } |
| if (dev != NULL) |
| sysfs_close_device(dev); |
| return 0; |
| } |
| |
| /** |
| * extern struct sysfs_attribute *sysfs_get_device_attr |
| * (struct sysfs_device *dev, const char *name); |
| * |
| * flag: |
| * 0: dev -> valid, name -> valid |
| * 1: dev -> valid, name -> invalid |
| * 2: dev -> valid, name -> NULL |
| * 3: dev -> NULL, name -> valid |
| * 4: dev -> NULL, name -> invalid |
| * 5: dev -> NULL, name -> NULL |
| */ |
| int test_sysfs_get_device_attr(int flag) |
| { |
| struct sysfs_device *dev = NULL; |
| char *name = NULL; |
| char *path = NULL; |
| struct sysfs_attribute *attr = NULL; |
| |
| switch (flag) { |
| case 0: |
| path = val_dev_path; |
| dev = sysfs_open_device_path(path); |
| if (dev == NULL) { |
| dbg_print("%s: failed to open device at %s\n", |
| __FUNCTION__, path); |
| return 0; |
| } |
| name = val_dev_attr; |
| break; |
| case 1: |
| dev = sysfs_open_device_path(path); |
| name = inval_name; |
| break; |
| case 2: |
| dev = sysfs_open_device_path(path); |
| name = NULL; |
| break; |
| case 3: |
| dev = NULL; |
| name = val_dev_attr; |
| break; |
| case 4: |
| dev = NULL; |
| name = inval_name; |
| break; |
| case 5: |
| dev = NULL; |
| name = NULL; |
| break; |
| default: |
| return -1; |
| } |
| attr = sysfs_get_device_attr(dev, name); |
| |
| switch (flag) { |
| case 0: |
| if (attr == NULL) { |
| if (errno == EACCES) |
| dbg_print("%s: attribute %s does not support READ\n", |
| __FUNCTION__, name); |
| else if (errno == ENOENT) |
| dbg_print("%s: attribute %s not defined for device at %s\n", |
| __FUNCTION__, name, path); |
| else if (errno == 0) |
| dbg_print("%s: device at %s does not export attributes\n", |
| __FUNCTION__, path); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| } else { |
| dbg_print("%s: SUCCEEDED with flag = %d\n\n", |
| __FUNCTION__, flag); |
| show_attribute(attr); |
| dbg_print("\n"); |
| } |
| break; |
| case 1: |
| case 2: |
| case 3: |
| case 4: |
| case 5: |
| if (attr != NULL) |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| else { |
| if (errno == EINVAL) |
| dbg_print("%s: SUCCEEDED with flag = %d\n", |
| __FUNCTION__, flag); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| } |
| default: |
| break; |
| } |
| |
| if (dev != NULL) |
| sysfs_close_device(dev); |
| return 0; |
| } |
| |
| /** |
| * extern struct dlist *sysfs_get_device_attributes |
| * (struct sysfs_device *device); |
| * |
| * flag: |
| * 0: device -> valid |
| * 1: device -> NULL |
| */ |
| int test_sysfs_get_device_attributes(int flag) |
| { |
| struct sysfs_device *device = NULL; |
| struct dlist *list = NULL; |
| char *path = NULL; |
| |
| switch (flag) { |
| case 0: |
| path = val_dev_path; |
| device = sysfs_open_device_path(path); |
| if (device == NULL) { |
| dbg_print("%s: failed to open device at %s\n", |
| __FUNCTION__, path); |
| return 0; |
| } |
| break; |
| case 1: |
| device = NULL; |
| break; |
| default: |
| return -1; |
| } |
| list = sysfs_get_device_attributes(device); |
| |
| switch (flag) { |
| case 0: |
| if (list == NULL) { |
| if (errno == 0) |
| dbg_print("%s: device at %s does not export attributes\n", |
| __FUNCTION__, path); |
| else |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| } else { |
| dbg_print("%s: SUCCEEDED with flag = %d\n\n", |
| __FUNCTION__, flag); |
| show_attribute_list(list); |
| dbg_print("\n"); |
| } |
| break; |
| case 1: |
| if (errno != EINVAL) |
| dbg_print("%s: FAILED with flag = %d errno = %d\n", |
| __FUNCTION__, flag, errno); |
| else |
| dbg_print("%s: SUCCEEDED with flag = %d\n", |
| __FUNCTION__, flag); |
| default: |
| break; |
| } |
| if (device != NULL) |
| sysfs_close_device(device); |
| return 0; |
| } |
