Daan De Meyer
bcf716ca01
This code seems to not be used anywhere at all, so let's drop it. Follow up forba8d00e859Follow up for85686b37b0Follow up foraff853f8eaFollow up for36dad381a2
63 lines
2.6 KiB
C
63 lines
2.6 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#pragma once
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#include <sys/types.h>
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#include "sd-device.h"
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#include "macro.h"
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#include "stdio-util.h"
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#include "string-util.h"
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#define SYS_BLOCK_PATH_MAX(suffix) \
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(STRLEN("/sys/dev/block/") + DECIMAL_STR_MAX(dev_t) + 1 + DECIMAL_STR_MAX(dev_t) + strlen_ptr(suffix))
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#define xsprintf_sys_block_path(buf, suffix, devno) \
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xsprintf(buf, "/sys/dev/block/%u:%u%s", major(devno), minor(devno), strempty(suffix))
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typedef enum BlockDeviceLookupFlag {
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BLOCK_DEVICE_LOOKUP_WHOLE_DISK = 1 << 0, /* whole block device, e.g. sda, nvme0n1, or loop0. */
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BLOCK_DEVICE_LOOKUP_BACKING = 1 << 1, /* fd may be regular file or directory on file system, in
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* which case backing block device is determined. */
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BLOCK_DEVICE_LOOKUP_ORIGINATING = 1 << 2, /* Try to find the underlying layer device for stacked
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* block device, e.g. LUKS-style DM. */
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} BlockDeviceLookupFlag;
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int block_device_new_from_fd(int fd, BlockDeviceLookupFlag flag, sd_device **ret);
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int block_device_new_from_path(const char *path, BlockDeviceLookupFlag flag, sd_device **ret);
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int block_device_is_whole_disk(sd_device *dev);
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int block_device_get_whole_disk(sd_device *dev, sd_device **ret);
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int block_device_get_originating(sd_device *dev, sd_device **ret);
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int block_get_whole_disk(dev_t d, dev_t *ret);
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int block_get_originating(dev_t d, dev_t *ret);
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int get_block_device_fd(int fd, dev_t *ret);
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int get_block_device(const char *path, dev_t *dev);
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int get_block_device_harder_fd(int fd, dev_t *dev);
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int get_block_device_harder(const char *path, dev_t *dev);
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int lock_whole_block_device(dev_t devt, int operation);
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int blockdev_partscan_enabled(sd_device *d);
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int blockdev_partscan_enabled_fd(int fd);
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int fd_is_encrypted(int fd);
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int path_is_encrypted(const char *path);
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int fd_get_whole_disk(int fd, bool backing, dev_t *ret);
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int path_get_whole_disk(const char *path, bool backing, dev_t *ret);
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int block_device_add_partition(int fd, const char *name, int nr, uint64_t start, uint64_t size);
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int block_device_remove_partition(int fd, const char *name, int nr);
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int block_device_resize_partition(int fd, int nr, uint64_t start, uint64_t size);
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int partition_enumerator_new(sd_device *dev, sd_device_enumerator **ret);
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int block_device_remove_all_partitions(sd_device *dev, int fd);
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int blockdev_reread_partition_table(sd_device *dev);
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int blockdev_get_sector_size(int fd, uint32_t *ret);
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int blockdev_get_device_size(int fd, uint64_t *ret);
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int blockdev_get_root(int level, dev_t *ret);
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