mirror of git://git.musl-libc.org/musl
70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
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#ifndef _LINUX_LOOP_H
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#define _LINUX_LOOP_H
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#include <stdint.h>
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#define LO_NAME_SIZE 64
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#define LO_KEY_SIZE 32
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enum {
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LO_FLAGS_READ_ONLY = 1,
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LO_FLAGS_USE_AOPS = 2,
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LO_FLAGS_AUTOCLEAR = 4,
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};
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struct loop_info {
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int lo_number;
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long lo_device;
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unsigned long lo_inode;
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long lo_rdevice;
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int lo_offset;
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int lo_encrypt_type;
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int lo_encrypt_key_size;
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int lo_flags;
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char lo_name[LO_NAME_SIZE];
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unsigned char lo_encrypt_key[LO_KEY_SIZE];
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unsigned long lo_init[2];
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char reserved[4];
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};
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struct loop_info64 {
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uint64_t lo_device;
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uint64_t lo_inode;
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uint64_t lo_rdevice;
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uint64_t lo_offset;
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uint64_t lo_sizelimit;
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uint32_t lo_number;
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uint32_t lo_encrypt_type;
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uint32_t lo_encrypt_key_size;
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uint32_t lo_flags;
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uint8_t lo_file_name[LO_NAME_SIZE];
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uint8_t lo_crypt_name[LO_NAME_SIZE];
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uint8_t lo_encrypt_key[LO_KEY_SIZE];
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uint64_t lo_init[2];
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};
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#define LO_CRYPT_NONE 0
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#define LO_CRYPT_XOR 1
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#define LO_CRYPT_DES 2
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#define LO_CRYPT_FISH2 3
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#define LO_CRYPT_BLOW 4
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#define LO_CRYPT_CAST128 5
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#define LO_CRYPT_IDEA 6
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#define LO_CRYPT_DUMMY 9
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#define LO_CRYPT_SKIPJACK 10
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#define LO_CRYPT_CRYPTOAPI 18
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#define MAX_LO_CRYPT 20
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#define LOOP_SET_FD 0x4C00
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#define LOOP_CLR_FD 0x4C01
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#define LOOP_SET_STATUS 0x4C02
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#define LOOP_GET_STATUS 0x4C03
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#define LOOP_SET_STATUS64 0x4C04
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#define LOOP_GET_STATUS64 0x4C05
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#define LOOP_CHANGE_FD 0x4C06
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#define LOOP_SET_CAPACITY 0x4C07
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#endif
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