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authornkozlovskiy <nmk@ydb.tech>2023-10-11 19:11:46 +0300
committernkozlovskiy <nmk@ydb.tech>2023-10-11 19:33:28 +0300
commit61b3971447e473726d6cdb23fc298e457b4d973c (patch)
treee2a2a864bb7717f7ae6138f6a3194a254dd2c7bb /contrib/libs/linux-headers/linux/loop.h
parenta674dc57d88d43c2e8e90a6084d5d2c988e0402c (diff)
downloadydb-61b3971447e473726d6cdb23fc298e457b4d973c.tar.gz
add sanitizers dependencies
Diffstat (limited to 'contrib/libs/linux-headers/linux/loop.h')
-rw-r--r--contrib/libs/linux-headers/linux/loop.h120
1 files changed, 120 insertions, 0 deletions
diff --git a/contrib/libs/linux-headers/linux/loop.h b/contrib/libs/linux-headers/linux/loop.h
new file mode 100644
index 0000000000..3d128de4e9
--- /dev/null
+++ b/contrib/libs/linux-headers/linux/loop.h
@@ -0,0 +1,120 @@
+/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
+/*
+ * Copyright 1993 by Theodore Ts'o.
+ */
+#ifndef _LINUX_LOOP_H
+#define _LINUX_LOOP_H
+
+
+#define LO_NAME_SIZE 64
+#define LO_KEY_SIZE 32
+
+
+/*
+ * Loop flags
+ */
+enum {
+ LO_FLAGS_READ_ONLY = 1,
+ LO_FLAGS_AUTOCLEAR = 4,
+ LO_FLAGS_PARTSCAN = 8,
+ LO_FLAGS_DIRECT_IO = 16,
+};
+
+/* LO_FLAGS that can be set using LOOP_SET_STATUS(64) */
+#define LOOP_SET_STATUS_SETTABLE_FLAGS (LO_FLAGS_AUTOCLEAR | LO_FLAGS_PARTSCAN)
+
+/* LO_FLAGS that can be cleared using LOOP_SET_STATUS(64) */
+#define LOOP_SET_STATUS_CLEARABLE_FLAGS (LO_FLAGS_AUTOCLEAR)
+
+/* LO_FLAGS that can be set using LOOP_CONFIGURE */
+#define LOOP_CONFIGURE_SETTABLE_FLAGS (LO_FLAGS_READ_ONLY | LO_FLAGS_AUTOCLEAR \
+ | LO_FLAGS_PARTSCAN | LO_FLAGS_DIRECT_IO)
+
+#include <asm/posix_types.h> /* for __kernel_old_dev_t */
+#include <linux/types.h> /* for __u64 */
+
+/* Backwards compatibility version */
+struct loop_info {
+ int lo_number; /* ioctl r/o */
+ __kernel_old_dev_t lo_device; /* ioctl r/o */
+ unsigned long lo_inode; /* ioctl r/o */
+ __kernel_old_dev_t lo_rdevice; /* ioctl r/o */
+ int lo_offset;
+ int lo_encrypt_type; /* obsolete, ignored */
+ int lo_encrypt_key_size; /* ioctl w/o */
+ int lo_flags;
+ char lo_name[LO_NAME_SIZE];
+ unsigned char lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
+ unsigned long lo_init[2];
+ char reserved[4];
+};
+
+struct loop_info64 {
+ __u64 lo_device; /* ioctl r/o */
+ __u64 lo_inode; /* ioctl r/o */
+ __u64 lo_rdevice; /* ioctl r/o */
+ __u64 lo_offset;
+ __u64 lo_sizelimit;/* bytes, 0 == max available */
+ __u32 lo_number; /* ioctl r/o */
+ __u32 lo_encrypt_type; /* obsolete, ignored */
+ __u32 lo_encrypt_key_size; /* ioctl w/o */
+ __u32 lo_flags;
+ __u8 lo_file_name[LO_NAME_SIZE];
+ __u8 lo_crypt_name[LO_NAME_SIZE];
+ __u8 lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
+ __u64 lo_init[2];
+};
+
+/**
+ * struct loop_config - Complete configuration for a loop device.
+ * @fd: fd of the file to be used as a backing file for the loop device.
+ * @block_size: block size to use; ignored if 0.
+ * @info: struct loop_info64 to configure the loop device with.
+ *
+ * This structure is used with the LOOP_CONFIGURE ioctl, and can be used to
+ * atomically setup and configure all loop device parameters at once.
+ */
+struct loop_config {
+ __u32 fd;
+ __u32 block_size;
+ struct loop_info64 info;
+ __u64 __reserved[8];
+};
+
+/*
+ * Loop filter types
+ */
+
+#define LO_CRYPT_NONE 0
+#define LO_CRYPT_XOR 1
+#define LO_CRYPT_DES 2
+#define LO_CRYPT_FISH2 3 /* Twofish encryption */
+#define LO_CRYPT_BLOW 4
+#define LO_CRYPT_CAST128 5
+#define LO_CRYPT_IDEA 6
+#define LO_CRYPT_DUMMY 9
+#define LO_CRYPT_SKIPJACK 10
+#define LO_CRYPT_CRYPTOAPI 18
+#define MAX_LO_CRYPT 20
+
+/*
+ * IOCTL commands --- we will commandeer 0x4C ('L')
+ */
+
+#define LOOP_SET_FD 0x4C00
+#define LOOP_CLR_FD 0x4C01
+#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
+#define LOOP_CONFIGURE 0x4C0A
+
+/* /dev/loop-control interface */
+#define LOOP_CTL_ADD 0x4C80
+#define LOOP_CTL_REMOVE 0x4C81
+#define LOOP_CTL_GET_FREE 0x4C82
+#endif /* _LINUX_LOOP_H */