diff options
Diffstat (limited to 'mdk-stage1/dietlibc/include/linux/loop.h')
| -rw-r--r-- | mdk-stage1/dietlibc/include/linux/loop.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/include/linux/loop.h b/mdk-stage1/dietlibc/include/linux/loop.h new file mode 100644 index 000000000..1366f1877 --- /dev/null +++ b/mdk-stage1/dietlibc/include/linux/loop.h @@ -0,0 +1,47 @@ +#ifndef _LINUX_LOOP_H +#define _LINUX_LOOP_H + +/* stolen form kernel */ + +#define LO_NAME_SIZE 64 +#define LO_KEY_SIZE 32 + +/* Loop flags */ +#define LO_FLAGS_DO_BMAP 1 +#define LO_FLAGS_READ_ONLY 2 +#define LO_FLAGS_BH_REMAP 4 + +struct loop_info { + int lo_number; /* ioctl r/o */ + dev_t lo_device; /* ioctl r/o */ + unsigned long lo_inode; /* ioctl r/o */ + dev_t lo_rdevice; /* ioctl r/o */ + int lo_offset; + int lo_encrypt_type; + int lo_encrypt_key_size; /* ioctl w/o */ + int lo_flags; /* ioctl r/o */ + 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]; +}; + +/* Loop filter types */ +#define LO_CRYPT_NONE 0 +#define LO_CRYPT_XOR 1 +#define LO_CRYPT_DES 2 +#define LO_CRYPT_FISH2 3 /* Brand new 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 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 + +#endif |