X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=devices%2Fpaths.h;h=a6f01c4ca56454e0db6032ea992327f1cb01bfb1;hp=eca66894873c28f560466700fe615fe204d38b64;hb=aab818c10b1fa68b968cabc852680f8ec0fe1360;hpb=dbacb44c0ebb587b5cfcbbf84c770502c217473a diff --git a/devices/paths.h b/devices/paths.h index eca6689..a6f01c4 100644 --- a/devices/paths.h +++ b/devices/paths.h @@ -2,9 +2,21 @@ #define PATHS_H /** - * Get the mountpoint for a device + * Given a string (eg /dev/sda1, sda1 or UUID=B8E53381CA9EA0E3), parse the + * device path (eg /dev/sda1). Any device descriptions read from config files + * should be parsed into the path first. + * + * The cur_dev is provided for some remapping situations. If NULL is provided, + * no remapping will be done. + * + * Returns a newly-allocated string. + */ +char *parse_device_path(const char *dev_str, const char *current_device); + +/** + * Get the mountpoint for a device. */ -const char *mountpoint_for_device(const char *dev_path); +const char *mountpoint_for_device(const char *dev); /** * Resolve a path given in a config file, to a path in the local filesystem. @@ -17,11 +29,21 @@ const char *mountpoint_for_device(const char *dev_path); * * Returns a newly-allocated string containing a full path to the file in path */ -char *resolve_path(const char *path, const char *current_mountpoint); +char *resolve_path(const char *path, const char *current_device); + /** * Set the base directory for newly-created mountpoints */ void set_mount_base(const char *path); +/** + * Utility function for joining two paths. Adds a / between a and b if + * required. + * + * Returns a newly-allocated string. + */ +char *join_paths(const char *a, const char *b); + + #endif /* PATHS_H */