| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| 257 | 97.35% | 2 | 40.00% | |
| 5 | 1.89% | 1 | 20.00% | |
| 1 | 0.38% | 1 | 20.00% | |
| 1 | 0.38% | 1 | 20.00% | |
| Total | 264 | 5 |
| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Namjae Jeon | 257 | 97.35% | 2 | 40.00% |
| Thorsten Blum | 5 | 1.89% | 1 | 20.00% |
| Shen Lichuan | 1 | 0.38% | 1 | 20.00% |
| Gustavo A. R. Silva | 1 | 0.38% | 1 | 20.00% |
| Total | 264 | 5 |
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2021 Samsung Electronics Co., Ltd. */ #ifndef __XATTR_H__ #define __XATTR_H__ /* * These are on-disk structures to store additional metadata into xattr to * reproduce windows filesystem semantics. And they are encoded with NDR to * compatible with samba's xattr meta format. The compatibility with samba * is important because it can lose the information(file attribute, * creation time, acls) about the existing files when switching between * ksmbd and samba. */ /* * Dos attribute flags used for what variable is valid. */ enum { XATTR_DOSINFO_ATTRIB = 0x00000001, XATTR_DOSINFO_EA_SIZE = 0x00000002, XATTR_DOSINFO_SIZE = 0x00000004, XATTR_DOSINFO_ALLOC_SIZE = 0x00000008, XATTR_DOSINFO_CREATE_TIME = 0x00000010, XATTR_DOSINFO_CHANGE_TIME = 0x00000020, XATTR_DOSINFO_ITIME = 0x00000040 }; /* * Dos attribute structure which is compatible with samba's one. * Storing it into the xattr named "DOSATTRIB" separately from inode * allows ksmbd to faithfully reproduce windows filesystem semantics * on top of a POSIX filesystem. */ struct xattr_dos_attrib { __u16 version; /* version 3 or version 4 */ __u32 flags; /* valid flags */ __u32 attr; /* Dos attribute */ __u32 ea_size; /* EA size */ __u64 size; __u64 alloc_size; __u64 create_time; /* File creation time */ __u64 change_time; /* File change time */ __u64 itime; /* Invented/Initial time */ }; /* * Enumeration is used for computing posix acl hash. */ enum { SMB_ACL_TAG_INVALID = 0, SMB_ACL_USER, SMB_ACL_USER_OBJ, SMB_ACL_GROUP, SMB_ACL_GROUP_OBJ, SMB_ACL_OTHER, SMB_ACL_MASK }; #define SMB_ACL_READ 4 #define SMB_ACL_WRITE 2 #define SMB_ACL_EXECUTE 1 struct xattr_acl_entry { int type; uid_t uid; gid_t gid; mode_t perm; }; /* * xattr_smb_acl structure is used for computing posix acl hash. */ struct xattr_smb_acl { int count; int next; struct xattr_acl_entry entries[] __counted_by(count); }; /* 64bytes hash in xattr_ntacl is computed with sha256 */ #define XATTR_SD_HASH_TYPE_SHA256 0x1 #define XATTR_SD_HASH_SIZE 64 /* * xattr_ntacl is used for storing ntacl and hashes. * Hash is used for checking valid posix acl and ntacl in xattr. */ struct xattr_ntacl { __u16 version; /* version 4*/ void *sd_buf; __u32 sd_size; __u16 hash_type; /* hash type */ __u8 desc[10]; /* posix_acl description */ __u16 desc_len; __u64 current_time; __u8 hash[XATTR_SD_HASH_SIZE]; /* 64bytes hash for ntacl */ __u8 posix_acl_hash[XATTR_SD_HASH_SIZE]; /* 64bytes hash for posix acl */ }; /* DOS ATTRIBUTE XATTR PREFIX */ #define DOS_ATTRIBUTE_PREFIX "DOSATTRIB" #define DOS_ATTRIBUTE_PREFIX_LEN (sizeof(DOS_ATTRIBUTE_PREFIX) - 1) #define XATTR_NAME_DOS_ATTRIBUTE (XATTR_USER_PREFIX DOS_ATTRIBUTE_PREFIX) #define XATTR_NAME_DOS_ATTRIBUTE_LEN \ (sizeof(XATTR_USER_PREFIX DOS_ATTRIBUTE_PREFIX) - 1) /* STREAM XATTR PREFIX */ #define STREAM_PREFIX "DosStream." #define STREAM_PREFIX_LEN (sizeof(STREAM_PREFIX) - 1) #define XATTR_NAME_STREAM (XATTR_USER_PREFIX STREAM_PREFIX) #define XATTR_NAME_STREAM_LEN (sizeof(XATTR_NAME_STREAM) - 1) /* SECURITY DESCRIPTOR(NTACL) XATTR PREFIX */ #define SD_PREFIX "NTACL" #define SD_PREFIX_LEN (sizeof(SD_PREFIX) - 1) #define XATTR_NAME_SD (XATTR_SECURITY_PREFIX SD_PREFIX) #define XATTR_NAME_SD_LEN \ (sizeof(XATTR_SECURITY_PREFIX SD_PREFIX) - 1) #endif /* __XATTR_H__ */