diff options
Diffstat (limited to 'include/sysfs.h')
-rw-r--r-- | include/sysfs.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/include/sysfs.h b/include/sysfs.h index 4564124df..6b08bbed5 100644 --- a/include/sysfs.h +++ b/include/sysfs.h @@ -98,7 +98,7 @@ extern int sysfs_scsi_path_contains(struct sysfs_cxt *cxt, const char *pattern); * Linux kernel linux/drivers/base/core.c: device_get_devnode() * defines a replacement of '!' in the /sys device name by '/' in the * /dev device name. This helper replaces all ocurrences of '!' in - * @name by '/'. + * @name by '/' to convert from /sys to /dev. */ static inline void sysfs_devname_to_dev_name (char *name) { @@ -109,4 +109,22 @@ static inline void sysfs_devname_to_dev_name (char *name) c[0] = '/'; } +/** + * sysfs_dev_name_to_devname: + * @name: devname to be converted in place + * + * Linux kernel linux/drivers/base/core.c: device_get_devnode() + * defines a replacement of '!' in the /sys device name by '/' in the + * /dev device name. This helper replaces all ocurrences of '/' in + * @name by '!' to convert from /dev to /sys. + */ +static inline void sysfs_dev_name_to_devname (char *name) +{ + char *c; + + if (name) + while ((c = strchr(name, '/'))) + c[0] = '!'; +} + #endif /* UTIL_LINUX_SYSFS_H */ |