Move the source code of all xloop components to the common 'src' directory

1 files changed, 0 insertions, 222 deletions

diff --git a/utils/include/loopdev.h b/utils/include/loopdev.h
deleted file mode 100644
index 0221e6b..0000000
--- a/utils/include/loopdev.h
+++ /dev/null
@@ -1,222 +0,0 @@
-#ifndef UTIL_LINUX_LOOPDEV_H
-#define UTIL_LINUX_LOOPDEV_H
-
-#include "sysfs.h"
-
-/*
- * loop_info.lo_encrypt_type
- */
-#define LO_CRYPT_NONE	0
-#define LO_CRYPT_XOR	1
-#define LO_CRYPT_DES	2
-#define LO_CRYPT_CRYPTOAPI 18
-
-/*
- * loop_info.lo_file_fmt_type
- */
-#define LO_FILE_FMT_RAW		0
-#define LO_FILE_FMT_QCOW	1
-#define LO_FILE_FMT_VDI		2
-#define LO_FILE_FMT_VMDK	3
-
-#define LOOP_SET_FD		0x4C00
-#define LOOP_CLR_FD		0x4C01
-/*
- * Obsolete (kernel < 2.6)
- *
- * #define LOOP_SET_STATUS	0x4C02
- * #define LOOP_GET_STATUS	0x4C03
- */
-#define LOOP_SET_STATUS64	0x4C04
-#define LOOP_GET_STATUS64	0x4C05
-/* #define LOOP_CHANGE_FD	0x4C06 */
-#define LOOP_SET_CAPACITY	0x4C07
-#define LOOP_SET_DIRECT_IO	0x4C08
-#define LOOP_SET_BLOCK_SIZE	0x4C09
-
-/* /dev/loop-control interface */
-#ifndef LOOP_CTL_ADD
-# define LOOP_CTL_ADD		0x4C80
-# define LOOP_CTL_REMOVE	0x4C81
-# define LOOP_CTL_GET_FREE	0x4C82
-#endif
-
-/*
- * loop_info.lo_flags
- */
-enum {
-	LO_FLAGS_READ_ONLY  = 1,
-	LO_FLAGS_USE_AOPS   = 2,
-	LO_FLAGS_AUTOCLEAR  = 4,	/* kernel >= 2.6.25 */
-	LO_FLAGS_PARTSCAN   = 8,	/* kernel >= 3.2 */
-	LO_FLAGS_DIRECT_IO  = 16,	/* kernel >= 4.2 */
-};
-
-#define LO_NAME_SIZE	64
-#define LO_KEY_SIZE	32
-
-/*
- * Linux LOOP_{SET,GET}_STATUS64 ioctl struct
- */
-struct loop_info64 {
-	uint64_t	lo_device;
-	uint64_t	lo_inode;
-	uint64_t	lo_rdevice;
-	uint64_t	lo_offset;
-	uint64_t	lo_sizelimit; /* bytes, 0 == max available */
-	uint32_t	lo_number;
-	uint32_t	lo_encrypt_type;
-	uint32_t	lo_encrypt_key_size;
-	uint32_t	lo_flags;
-	uint8_t		lo_file_name[LO_NAME_SIZE];
-	uint8_t		lo_crypt_name[LO_NAME_SIZE];
-	uint8_t		lo_encrypt_key[LO_KEY_SIZE];
-	uint64_t	lo_init[2];
-	uint32_t	lo_file_fmt_type;
-};
-
-#define LOOPDEV_MAJOR	XLOOP_MAJOR	/* loop major number */
-#define LOOPDEV_DEFAULT_NNODES	CONFIG_BLK_DEV_XLOOP_MIN_COUNT	/* default number of loop devices */
-
-struct loopdev_iter {
-	FILE		*proc;		/* /proc/partitions */
-	DIR		*sysblock;	/* /sys/block */
-	int		ncur;		/* current position */
-	int		*minors;	/* ary of minor numbers (when scan whole /dev) */
-	int		nminors;	/* number of items in *minors */
-	int		ct_perm;	/* count permission problems */
-	int		ct_succ;	/* count number of detected devices */
-
-	unsigned int	done:1;		/* scanning done */
-	unsigned int	default_check:1;/* check first LOOPDEV_NLOOPS */
-	int		flags;		/* LOOPITER_FL_* flags */
-};
-
-enum {
-	LOOPITER_FL_FREE	= (1 << 0),
-	LOOPITER_FL_USED	= (1 << 1)
-};
-
-/*
- * handler for work with loop devices
- */
-struct loopdev_cxt {
-	char		device[128];	/* device path (e.g. /dev/loop<N>) */
-	char		*filename;	/* backing file for loopcxt_set_... */
-	int		fd;		/* open(/dev/looo<N>) */
-	int		mode;		/* fd mode O_{RDONLY,RDWR} */
-	uint64_t	blocksize;	/* used by loopcxt_setup_device() */
-
-	int		flags;		/* LOOPDEV_FL_* flags */
-	unsigned int	has_info:1;	/* .info contains data */
-	unsigned int	extra_check:1;	/* unusual stuff for iterator */
-	unsigned int	info_failed:1;	/* LOOP_GET_STATUS ioctl failed */
-	unsigned int    control_ok:1;	/* /dev/loop-control success */
-
-	struct path_cxt		*sysfs; /* pointer to /sys/dev/block/<maj:min>/ */
-	struct loop_info64	info;	/* for GET/SET ioctl */
-	struct loopdev_iter	iter;	/* scans /sys or /dev for used/free devices */
-};
-
-#define UL_LOOPDEVCXT_EMPTY { .fd = -1  }
-
-/*
- * loopdev_cxt.flags
- */
-enum {
-	LOOPDEV_FL_RDONLY	= (1 << 0),	/* open(/dev/loop) mode; default */
-	LOOPDEV_FL_RDWR		= (1 << 1),	/* necessary for loop setup only */
-	LOOPDEV_FL_OFFSET	= (1 << 4),
-	LOOPDEV_FL_NOSYSFS	= (1 << 5),
-	LOOPDEV_FL_NOIOCTL	= (1 << 6),
-	LOOPDEV_FL_DEVSUBDIR	= (1 << 7),
-	LOOPDEV_FL_CONTROL	= (1 << 8),	/* system with /dev/loop-control */
-	LOOPDEV_FL_SIZELIMIT	= (1 << 9)
-};
-
-/*
- * High-level
- */
-extern int loopmod_supports_partscan(void);
-
-extern int is_loopdev(const char *device);
-extern int loopdev_is_autoclear(const char *device);
-
-extern char *loopdev_get_backing_file(const char *device);
-extern int loopdev_is_used(const char *device, const char *filename,
-			   uint64_t offset, uint64_t sizelimit, int flags);
-extern char *loopdev_find_by_backing_file(const char *filename,
-				uint64_t offset, uint64_t sizelimit, int flags);
-extern int loopcxt_find_unused(struct loopdev_cxt *lc);
-extern int loopdev_delete(const char *device);
-extern int loopdev_count_by_backing_file(const char *filename, char **loopdev);
-
-/*
- * Low-level
- */
-extern int loopcxt_init(struct loopdev_cxt *lc, int flags)
-				__attribute__ ((warn_unused_result));
-extern void loopcxt_deinit(struct loopdev_cxt *lc);
-
-extern int loopcxt_set_device(struct loopdev_cxt *lc, const char *device)
-				__attribute__ ((warn_unused_result));
-extern int loopcxt_has_device(struct loopdev_cxt *lc);
-extern int loopcxt_add_device(struct loopdev_cxt *lc);
-extern char *loopcxt_strdup_device(struct loopdev_cxt *lc);
-extern const char *loopcxt_get_device(struct loopdev_cxt *lc);
-extern struct loop_info64 *loopcxt_get_info(struct loopdev_cxt *lc);
-
-extern int loopcxt_get_fd(struct loopdev_cxt *lc);
-extern int loopcxt_set_fd(struct loopdev_cxt *lc, int fd, int mode);
-
-extern int loopcxt_init_iterator(struct loopdev_cxt *lc, int flags);
-extern int loopcxt_deinit_iterator(struct loopdev_cxt *lc);
-extern int loopcxt_next(struct loopdev_cxt *lc);
-
-extern int loopcxt_setup_device(struct loopdev_cxt *lc);
-extern int loopcxt_delete_device(struct loopdev_cxt *lc);
-
-extern int loopcxt_ioctl_status(struct loopdev_cxt *lc);
-extern int loopcxt_ioctl_capacity(struct loopdev_cxt *lc);
-extern int loopcxt_ioctl_dio(struct loopdev_cxt *lc, unsigned long use_dio);
-extern int loopcxt_ioctl_blocksize(struct loopdev_cxt *lc, uint64_t blocksize);
-
-int loopcxt_set_offset(struct loopdev_cxt *lc, uint64_t offset);
-int loopcxt_set_sizelimit(struct loopdev_cxt *lc, uint64_t sizelimit);
-int loopcxt_set_blocksize(struct loopdev_cxt *lc, uint64_t blocksize);
-int loopcxt_set_file_fmt_type(struct loopdev_cxt *lc, uint32_t file_fmt_type);
-int loopcxt_set_flags(struct loopdev_cxt *lc, uint32_t flags);
-int loopcxt_set_backing_file(struct loopdev_cxt *lc, const char *filename);
-
-extern char *loopcxt_get_backing_file(struct loopdev_cxt *lc);
-extern int loopcxt_get_backing_devno(struct loopdev_cxt *lc, dev_t *devno);
-extern int loopcxt_get_backing_inode(struct loopdev_cxt *lc, ino_t *ino);
-extern int loopcxt_get_offset(struct loopdev_cxt *lc, uint64_t *offset);
-extern int loopcxt_get_blocksize(struct loopdev_cxt *lc, uint64_t *blocksize);
-extern int loopcxt_get_sizelimit(struct loopdev_cxt *lc, uint64_t *size);
-extern int loopcxt_get_encrypt_type(struct loopdev_cxt *lc, uint32_t *type);
-extern int loopcxt_get_file_fmt_type(struct loopdev_cxt *lc, uint32_t* file_fmt_type);
-extern char *loopcxt_get_file_fmt_type_string(struct loopdev_cxt *lc);
-extern const char *loopcxt_get_crypt_name(struct loopdev_cxt *lc);
-extern int loopcxt_is_autoclear(struct loopdev_cxt *lc);
-extern int loopcxt_is_readonly(struct loopdev_cxt *lc);
-extern int loopcxt_is_dio(struct loopdev_cxt *lc);
-extern int loopcxt_is_partscan(struct loopdev_cxt *lc);
-extern int loopcxt_find_by_backing_file(struct loopdev_cxt *lc,
-				const char *filename,
-				uint64_t offset, uint64_t sizelimit,
-				int flags);
-extern int loopcxt_find_overlap(struct loopdev_cxt *lc,
-				const char *filename,
-				uint64_t offset, uint64_t sizelimit);
-
-extern int loopcxt_is_used(struct loopdev_cxt *lc,
-                    struct stat *st,
-                    const char *backing_file,
-                    uint64_t offset,
-                    uint64_t sizelimit,
-                    int flags);
-
-extern int parse_file_fmt_type(const char *file_fmt_type_str, uint32_t *file_fmt_type);
-
-#endif /* UTIL_LINUX_LOOPDEV_H */