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Diffstat (limited to 'e2fsprogs/blkid/blkidP.h')
| -rw-r--r-- | e2fsprogs/blkid/blkidP.h | 187 |
1 files changed, 0 insertions, 187 deletions
diff --git a/e2fsprogs/blkid/blkidP.h b/e2fsprogs/blkid/blkidP.h deleted file mode 100644 index c7cb8ab..0000000 --- a/e2fsprogs/blkid/blkidP.h +++ /dev/null @@ -1,187 +0,0 @@ -/* vi: set sw=4 ts=4: */ -/* - * blkidP.h - Internal interfaces for libblkid - * - * Copyright (C) 2001 Andreas Dilger - * Copyright (C) 2003 Theodore Ts'o - * - * %Begin-Header% - * This file may be redistributed under the terms of the - * GNU Lesser General Public License. - * %End-Header% - */ - -#ifndef _BLKID_BLKIDP_H -#define _BLKID_BLKIDP_H - -#include <sys/types.h> -#include <stdio.h> - -#include "blkid.h" -#include "list.h" - -#ifdef __GNUC__ -#define __BLKID_ATTR(x) __attribute__(x) -#else -#define __BLKID_ATTR(x) -#endif - - -/* - * This describes the attributes of a specific device. - * We can traverse all of the tags by bid_tags (linking to the tag bit_names). - * The bid_label and bid_uuid fields are shortcuts to the LABEL and UUID tag - * values, if they exist. - */ -struct blkid_struct_dev -{ - struct list_head bid_devs; /* All devices in the cache */ - struct list_head bid_tags; /* All tags for this device */ - blkid_cache bid_cache; /* Dev belongs to this cache */ - char *bid_name; /* Device inode pathname */ - char *bid_type; /* Preferred device TYPE */ - int bid_pri; /* Device priority */ - dev_t bid_devno; /* Device major/minor number */ - time_t bid_time; /* Last update time of device */ - unsigned int bid_flags; /* Device status bitflags */ - char *bid_label; /* Shortcut to device LABEL */ - char *bid_uuid; /* Shortcut to binary UUID */ -}; - -#define BLKID_BID_FL_VERIFIED 0x0001 /* Device data validated from disk */ -#define BLKID_BID_FL_INVALID 0x0004 /* Device is invalid */ - -/* - * Each tag defines a NAME=value pair for a particular device. The tags - * are linked via bit_names for a single device, so that traversing the - * names list will get you a list of all tags associated with a device. - * They are also linked via bit_values for all devices, so one can easily - * search all tags with a given NAME for a specific value. - */ -struct blkid_struct_tag -{ - struct list_head bit_tags; /* All tags for this device */ - struct list_head bit_names; /* All tags with given NAME */ - char *bit_name; /* NAME of tag (shared) */ - char *bit_val; /* value of tag */ - blkid_dev bit_dev; /* pointer to device */ -}; -typedef struct blkid_struct_tag *blkid_tag; - -/* - * Minimum number of seconds between device probes, even when reading - * from the cache. This is to avoid re-probing all devices which were - * just probed by another program that does not share the cache. - */ -#define BLKID_PROBE_MIN 2 - -/* - * Time in seconds an entry remains verified in the in-memory cache - * before being reverified (in case of long-running processes that - * keep a cache in memory and continue to use it for a long time). - */ -#define BLKID_PROBE_INTERVAL 200 - -/* This describes an entire blkid cache file and probed devices. - * We can traverse all of the found devices via bic_list. - * We can traverse all of the tag types by bic_tags, which hold empty tags - * for each tag type. Those tags can be used as list_heads for iterating - * through all devices with a specific tag type (e.g. LABEL). - */ -struct blkid_struct_cache -{ - struct list_head bic_devs; /* List head of all devices */ - struct list_head bic_tags; /* List head of all tag types */ - time_t bic_time; /* Last probe time */ - time_t bic_ftime; /* Mod time of the cachefile */ - unsigned int bic_flags; /* Status flags of the cache */ - char *bic_filename; /* filename of cache */ -}; - -#define BLKID_BIC_FL_PROBED 0x0002 /* We probed /proc/partition devices */ -#define BLKID_BIC_FL_CHANGED 0x0004 /* Cache has changed from disk */ - -extern char *blkid_strdup(const char *s); -extern char *blkid_strndup(const char *s, const int length); - -#define BLKID_CACHE_FILE "/etc/blkid.tab" -extern const char *blkid_devdirs[]; - -#define BLKID_ERR_IO 5 -#define BLKID_ERR_PROC 9 -#define BLKID_ERR_MEM 12 -#define BLKID_ERR_CACHE 14 -#define BLKID_ERR_DEV 19 -#define BLKID_ERR_PARAM 22 -#define BLKID_ERR_BIG 27 - -/* - * Priority settings for different types of devices - */ -#define BLKID_PRI_EVMS 30 -#define BLKID_PRI_LVM 20 -#define BLKID_PRI_MD 10 - -#if defined(TEST_PROGRAM) && !defined(CONFIG_BLKID_DEBUG) -#define CONFIG_BLKID_DEBUG -#endif - -#define DEBUG_CACHE 0x0001 -#define DEBUG_DUMP 0x0002 -#define DEBUG_DEV 0x0004 -#define DEBUG_DEVNAME 0x0008 -#define DEBUG_DEVNO 0x0010 -#define DEBUG_PROBE 0x0020 -#define DEBUG_READ 0x0040 -#define DEBUG_RESOLVE 0x0080 -#define DEBUG_SAVE 0x0100 -#define DEBUG_TAG 0x0200 -#define DEBUG_INIT 0x8000 -#define DEBUG_ALL 0xFFFF - -#ifdef CONFIG_BLKID_DEBUG -#include <stdio.h> -extern int blkid_debug_mask; -#define DBG(m,x) if ((m) & blkid_debug_mask) x; -#else -#define DBG(m,x) -#endif - -#ifdef CONFIG_BLKID_DEBUG -extern void blkid_debug_dump_dev(blkid_dev dev); -extern void blkid_debug_dump_tag(blkid_tag tag); -#endif - -/* lseek.c */ -/* extern blkid_loff_t blkid_llseek(int fd, blkid_loff_t offset, int whence); */ -#ifdef CONFIG_LFS -# define blkid_llseek lseek64 -#else -# define blkid_llseek lseek -#endif - -/* read.c */ -extern void blkid_read_cache(blkid_cache cache); - -/* save.c */ -extern int blkid_flush_cache(blkid_cache cache); - -/* - * Functions to create and find a specific tag type: tag.c - */ -extern void blkid_free_tag(blkid_tag tag); -extern blkid_tag blkid_find_tag_dev(blkid_dev dev, const char *type); -extern int blkid_set_tag(blkid_dev dev, const char *name, - const char *value, const int vlength); - -/* - * Functions to create and find a specific tag type: dev.c - */ -extern blkid_dev blkid_new_dev(void); -extern void blkid_free_dev(blkid_dev dev); - -#ifdef __cplusplus -} -#endif - -#endif /* _BLKID_BLKIDP_H */ |