1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _UAPI_LINUX_LOOP_H 8 #define _UAPI_LINUX_LOOP_H 9 #define LO_NAME_SIZE 64 10 #define LO_KEY_SIZE 32 11 enum { 12 LO_FLAGS_READ_ONLY = 1, 13 LO_FLAGS_AUTOCLEAR = 4, 14 LO_FLAGS_PARTSCAN = 8, 15 LO_FLAGS_DIRECT_IO = 16, 16 }; 17 #define LOOP_SET_STATUS_SETTABLE_FLAGS (LO_FLAGS_AUTOCLEAR | LO_FLAGS_PARTSCAN) 18 #define LOOP_SET_STATUS_CLEARABLE_FLAGS (LO_FLAGS_AUTOCLEAR) 19 #define LOOP_CONFIGURE_SETTABLE_FLAGS (LO_FLAGS_READ_ONLY | LO_FLAGS_AUTOCLEAR | LO_FLAGS_PARTSCAN | LO_FLAGS_DIRECT_IO) 20 #include <asm/posix_types.h> 21 #include <linux/types.h> 22 struct loop_info { 23 int lo_number; 24 __kernel_old_dev_t lo_device; 25 unsigned long lo_inode; 26 __kernel_old_dev_t lo_rdevice; 27 int lo_offset; 28 int lo_encrypt_type; 29 int lo_encrypt_key_size; 30 int lo_flags; 31 char lo_name[LO_NAME_SIZE]; 32 unsigned char lo_encrypt_key[LO_KEY_SIZE]; 33 unsigned long lo_init[2]; 34 char reserved[4]; 35 }; 36 struct loop_info64 { 37 __u64 lo_device; 38 __u64 lo_inode; 39 __u64 lo_rdevice; 40 __u64 lo_offset; 41 __u64 lo_sizelimit; 42 __u32 lo_number; 43 __u32 lo_encrypt_type; 44 __u32 lo_encrypt_key_size; 45 __u32 lo_flags; 46 __u8 lo_file_name[LO_NAME_SIZE]; 47 __u8 lo_crypt_name[LO_NAME_SIZE]; 48 __u8 lo_encrypt_key[LO_KEY_SIZE]; 49 __u64 lo_init[2]; 50 }; 51 struct loop_config { 52 __u32 fd; 53 __u32 block_size; 54 struct loop_info64 info; 55 __u64 __reserved[8]; 56 }; 57 #define LO_CRYPT_NONE 0 58 #define LO_CRYPT_XOR 1 59 #define LO_CRYPT_DES 2 60 #define LO_CRYPT_FISH2 3 61 #define LO_CRYPT_BLOW 4 62 #define LO_CRYPT_CAST128 5 63 #define LO_CRYPT_IDEA 6 64 #define LO_CRYPT_DUMMY 9 65 #define LO_CRYPT_SKIPJACK 10 66 #define LO_CRYPT_CRYPTOAPI 18 67 #define MAX_LO_CRYPT 20 68 #define LOOP_SET_FD 0x4C00 69 #define LOOP_CLR_FD 0x4C01 70 #define LOOP_SET_STATUS 0x4C02 71 #define LOOP_GET_STATUS 0x4C03 72 #define LOOP_SET_STATUS64 0x4C04 73 #define LOOP_GET_STATUS64 0x4C05 74 #define LOOP_CHANGE_FD 0x4C06 75 #define LOOP_SET_CAPACITY 0x4C07 76 #define LOOP_SET_DIRECT_IO 0x4C08 77 #define LOOP_SET_BLOCK_SIZE 0x4C09 78 #define LOOP_CONFIGURE 0x4C0A 79 #define LOOP_CTL_ADD 0x4C80 80 #define LOOP_CTL_REMOVE 0x4C81 81 #define LOOP_CTL_GET_FREE 0x4C82 82 #endif 83