63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
/*
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* Ext4's on-disk acl format. From linux/fs/ext4/acl.h
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*/
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#define EXT4_ACL_VERSION 0x0001
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/* 23.2.5 acl_tag_t values */
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#define ACL_UNDEFINED_TAG (0x00)
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#define ACL_USER_OBJ (0x01)
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#define ACL_USER (0x02)
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#define ACL_GROUP_OBJ (0x04)
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#define ACL_GROUP (0x08)
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#define ACL_MASK (0x10)
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#define ACL_OTHER (0x20)
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/* 23.3.6 acl_type_t values */
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#define ACL_TYPE_ACCESS (0x8000)
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#define ACL_TYPE_DEFAULT (0x4000)
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/* 23.2.7 ACL qualifier constants */
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#define ACL_UNDEFINED_ID ((id_t)-1)
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typedef struct {
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__le16 e_tag;
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__le16 e_perm;
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__le32 e_id;
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} ext4_acl_entry;
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typedef struct {
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__le16 e_tag;
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__le16 e_perm;
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} ext4_acl_entry_short;
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typedef struct {
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__le32 a_version;
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} ext4_acl_header;
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/* Supported ACL a_version fields */
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#define POSIX_ACL_XATTR_VERSION 0x0002
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typedef struct {
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__le16 e_tag;
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__le16 e_perm;
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__le32 e_id;
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} posix_acl_xattr_entry;
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typedef struct {
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__le32 a_version;
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#if __GNUC_PREREQ (4, 8)
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wpedantic"
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#endif
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posix_acl_xattr_entry a_entries[0];
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#if __GNUC_PREREQ (4, 8)
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#pragma GCC diagnostic pop
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#endif
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} posix_acl_xattr_header;
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