X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=utils.h;h=b871c9ff9b4384c5f8acd8f619300d00cab22115;hb=4523dc2776783ecd2fb1e3c72997f23ac2c3b975;hp=c5ff19f98327b11d6aa40be0e1711a27f4b96992;hpb=14f9565c11828841274c516c71d11ab6a9e2fe58;p=platform%2Fupstream%2Fbtrfs-progs.git

diff --git a/utils.h b/utils.h
index c5ff19f..b871c9f 100644
--- a/utils.h
+++ b/utils.h
@@ -27,11 +27,8 @@
 #include "internal.h"
 #include "btrfs-list.h"
 #include "sizes.h"
-
-#define BTRFS_MKFS_SYSTEM_GROUP_SIZE SZ_4M
-#define BTRFS_MKFS_SMALL_VOLUME_SIZE SZ_1G
-
-#define BTRFS_CONVERT_META_GROUP_SIZE SZ_32M
+#include "messages.h"
+#include "ioctl.h"
 
 #define BTRFS_SCAN_MOUNTED	(1ULL << 0)
 #define BTRFS_SCAN_LBLKID	(1ULL << 1)
@@ -72,6 +69,14 @@ void units_set_base(unsigned *units, unsigned base);
 #define	PREP_DEVICE_DISCARD	(1U << 1)
 #define	PREP_DEVICE_VERBOSE	(1U << 2)
 
+#define SEEN_FSID_HASH_SIZE 256
+struct seen_fsid {
+	u8 fsid[BTRFS_FSID_SIZE];
+	struct seen_fsid *next;
+	DIR *dirstream;
+	int fd;
+};
+
 int btrfs_make_root_dir(struct btrfs_trans_handle *trans,
 			struct btrfs_root *root, u64 objectid);
 int btrfs_prepare_device(int fd, const char *file, u64 *block_count_ret,
@@ -104,27 +109,34 @@ int open_file_or_dir3(const char *fname, DIR **dirstream, int open_flags);
 void close_file_or_dir(int fd, DIR *dirstream);
 int get_fs_info(const char *path, struct btrfs_ioctl_fs_info_args *fi_args,
 		struct btrfs_ioctl_dev_info_args **di_ret);
+int get_fsid(const char *path, u8 *fsid, int silent);
+
+int is_seen_fsid(u8 *fsid, struct seen_fsid *seen_fsid_hash[]);
+int add_seen_fsid(u8 *fsid, struct seen_fsid *seen_fsid_hash[],
+		int fd, DIR *dirstream);
+void free_seen_fsid(struct seen_fsid *seen_fsid_hash[]);
+
 int get_label(const char *btrfs_dev, char *label);
 int set_label(const char *btrfs_dev, const char *label);
 
 char *__strncpy_null(char *dest, const char *src, size_t n);
 int is_block_device(const char *file);
 int is_mount_point(const char *file);
+int is_path_exist(const char *file);
+int is_reg_file(const char *path);
 int check_arg_type(const char *input);
 int open_path_or_dev_mnt(const char *path, DIR **dirstream, int verbose);
+int btrfs_open(const char *path, DIR **dirstream, int verbose, int dir_only);
 int btrfs_open_dir(const char *path, DIR **dirstream, int verbose);
+int btrfs_open_file_or_dir(const char *path, DIR **dirstream, int verbose);
 u64 btrfs_device_size(int fd, struct stat *st);
 /* Helper to always get proper size of the destination string */
 #define strncpy_null(dest, src) __strncpy_null(dest, src, sizeof(dest))
-int test_dev_for_mkfs(const char *file, int force_overwrite);
 int get_label_mounted(const char *mount_path, char *labelp);
 int get_label_unmounted(const char *dev, char *label);
-int test_num_disk_vs_raid(u64 metadata_profile, u64 data_profile,
-	u64 dev_cnt, int mixed, int ssd);
 int group_profile_max_safe_loss(u64 flags);
-int is_vol_small(const char *file);
-int csum_tree_block(struct btrfs_root *root, struct extent_buffer *buf,
-			   int verify);
+int csum_tree_block(struct btrfs_fs_info *root, struct extent_buffer *buf,
+		    int verify);
 int ask_user(const char *question);
 int lookup_path_rootid(int fd, u64 *rootid);
 int btrfs_scan_devices(void);
@@ -136,123 +148,33 @@ int test_uuid_unique(char *fs_uuid);
 u64 disk_size(const char *path);
 u64 get_partition_size(const char *dev);
 
-int test_minimum_size(const char *file, u32 nodesize);
 int test_issubvolname(const char *name);
 int test_issubvolume(const char *path);
 int test_isdir(const char *path);
 
 const char *subvol_strip_mountpoint(const char *mnt, const char *full_path);
 int get_subvol_info(const char *fullpath, struct root_info *get_ri);
-
-/*
- * Btrfs minimum size calculation is complicated, it should include at least:
- * 1. system group size
- * 2. minimum global block reserve
- * 3. metadata used at mkfs
- * 4. space reservation to create uuid for first mount.
- * Also, raid factor should also be taken into consideration.
- * To avoid the overkill calculation, (system group + global block rsv) * 2
- * for *EACH* device should be good enough.
- */
-static inline u64 btrfs_min_global_blk_rsv_size(u32 nodesize)
-{
-	return (u64)nodesize << 10;
-}
-
-static inline u64 btrfs_min_dev_size(u32 nodesize)
-{
-	return 2 * (BTRFS_MKFS_SYSTEM_GROUP_SIZE +
-		    btrfs_min_global_blk_rsv_size(nodesize));
-}
-
+int get_subvol_info_by_rootid(const char *mnt, struct root_info *get_ri,
+							u64 rootid_arg);
+int get_subvol_info_by_uuid(const char *mnt, struct root_info *get_ri,
+							u8 *uuid_arg);
 int find_next_key(struct btrfs_path *path, struct btrfs_key *key);
 const char* btrfs_group_type_str(u64 flag);
 const char* btrfs_group_profile_str(u64 flag);
 
-/*
- * Get the length of the string converted from a u64 number.
- *
- * Result is equal to log10(num) + 1, but without the use of math library.
- */
-static inline int count_digits(u64 num)
-{
-	int ret = 0;
-
-	if (num == 0)
-		return 1;
-	while (num > 0) {
-		ret++;
-		num /= 10;
-	}
-	return ret;
-}
-
-static inline u64 div_factor(u64 num, int factor)
-{
-	if (factor == 10)
-		return num;
-	num *= factor;
-	num /= 10;
-	return num;
-}
+int count_digits(u64 num);
+u64 div_factor(u64 num, int factor);
 
 int btrfs_tree_search2_ioctl_supported(int fd);
 
 unsigned int get_unit_mode_from_arg(int *argc, char *argv[], int df_mode);
 int string_is_numerical(const char *str);
+int prefixcmp(const char *str, const char *prefix);
 
-#if DEBUG_VERBOSE_ERROR
-#define	PRINT_VERBOSE_ERROR	fprintf(stderr, "%s:%d:", __FILE__, __LINE__)
-#else
-#define PRINT_VERBOSE_ERROR
-#endif
-
-#if DEBUG_TRACE_ON_ERROR
-#define PRINT_TRACE_ON_ERROR	print_trace()
-#else
-#define PRINT_TRACE_ON_ERROR
-#endif
-
-#if DEBUG_ABORT_ON_ERROR
-#define DO_ABORT_ON_ERROR	abort()
-#else
-#define DO_ABORT_ON_ERROR
-#endif
-
-#define error(fmt, ...)							\
-	do {								\
-		PRINT_TRACE_ON_ERROR;					\
-		PRINT_VERBOSE_ERROR;					\
-		__error((fmt), ##__VA_ARGS__);				\
-		DO_ABORT_ON_ERROR;					\
-	} while (0)
+unsigned long total_memory(void);
 
-#define error_on(cond, fmt, ...)					\
-	do {								\
-		if ((cond))						\
-			PRINT_TRACE_ON_ERROR;				\
-		if ((cond))						\
-			PRINT_VERBOSE_ERROR;				\
-		__error_on((cond), (fmt), ##__VA_ARGS__);		\
-		if ((cond))						\
-			DO_ABORT_ON_ERROR;				\
-	} while (0)
-
-#define warning(fmt, ...)						\
-	do {								\
-		PRINT_TRACE_ON_ERROR;					\
-		PRINT_VERBOSE_ERROR;					\
-		__warning((fmt), ##__VA_ARGS__);			\
-	} while (0)
-
-#define warning_on(cond, fmt, ...)					\
-	do {								\
-		if ((cond))						\
-			PRINT_TRACE_ON_ERROR;				\
-		if ((cond))						\
-			PRINT_VERBOSE_ERROR;				\
-		__warning_on((cond), (fmt), ##__VA_ARGS__);		\
-	} while (0)
+void print_device_info(struct btrfs_device *device, char *prefix);
+void print_all_devices(struct list_head *devices);
 
 /*
  * Global program state, configurable by command line and available to
@@ -264,96 +186,13 @@ extern struct btrfs_config bconf;
 
 void btrfs_config_init(void);
 
-__attribute__ ((format (printf, 1, 2)))
-static inline void __warning(const char *fmt, ...)
-{
-	va_list args;
-
-	fputs("WARNING: ", stderr);
-	va_start(args, fmt);
-	vfprintf(stderr, fmt, args);
-	va_end(args);
-	fputc('\n', stderr);
-}
-
-__attribute__ ((format (printf, 1, 2)))
-static inline void __error(const char *fmt, ...)
-{
-	va_list args;
-
-	fputs("ERROR: ", stderr);
-	va_start(args, fmt);
-	vfprintf(stderr, fmt, args);
-	va_end(args);
-	fputc('\n', stderr);
-}
-
-__attribute__ ((format (printf, 2, 3)))
-static inline int __warning_on(int condition, const char *fmt, ...)
-{
-	va_list args;
-
-	if (!condition)
-		return 0;
-
-	fputs("WARNING: ", stderr);
-	va_start(args, fmt);
-	vfprintf(stderr, fmt, args);
-	va_end(args);
-	fputc('\n', stderr);
-
-	return 1;
-}
-
-__attribute__ ((format (printf, 2, 3)))
-static inline int __error_on(int condition, const char *fmt, ...)
-{
-	va_list args;
-
-	if (!condition)
-		return 0;
-
-	fputs("ERROR: ", stderr);
-	va_start(args, fmt);
-	vfprintf(stderr, fmt, args);
-	va_end(args);
-	fputc('\n', stderr);
-
-	return 1;
-}
-
 /* Pseudo random number generator wrappers */
+int rand_int(void);
+u8 rand_u8(void);
+u16 rand_u16(void);
 u32 rand_u32(void);
-
-static inline int rand_int(void)
-{
-	return (int)(rand_u32());
-}
-
-static inline u64 rand_u64(void)
-{
-	u64 ret = 0;
-
-	ret += rand_u32();
-	ret <<= 32;
-	ret += rand_u32();
-	return ret;
-}
-
-static inline u16 rand_u16(void)
-{
-	return (u16)(rand_u32());
-}
-
-static inline u8 rand_u8(void)
-{
-	return (u8)(rand_u32());
-}
-
-/* Return random number in range [0, limit) */
+u64 rand_u64(void);
 unsigned int rand_range(unsigned int upper);
-
-/* Also allow setting the seed manually */
 void init_rand_seed(u64 seed);
 
 #endif