20  *  - ACL entries in the kernel are kept sorted in ascending order
37 	struct posix_acl *acl;  member
44 	struct posix_acl acl;  member
56 		&nfsacl_desc->acl->a_entries[nfsacl_desc->count++];  in xdr_nfsace_encode()
81  * nfsacl_encode - Encode an NFSv3 ACL
83  * @buf: destination xdr_buf to contain XDR encoded ACL
84  * @base: byte offset in xdr_buf where XDR'd ACL begins
85  * @inode: inode of file whose ACL this is
86  * @acl: posix_acl to encode
88  * @typeflag: ACL type: NFS_ACL_DEFAULT or zero
90  * Returns size of encoded ACL in bytes or a negative errno value.
93 		  struct posix_acl *acl, int encode_entries, int typeflag)  in nfsacl_encode()  argument
95 	int entries = (acl && acl->a_count) ? max_t(int, acl->a_count, 4) : 0;  in nfsacl_encode()
102 		.acl = acl,  in nfsacl_encode()
113 	if (encode_entries && acl && acl->a_count == 3) {  in nfsacl_encode()
114 		struct posix_acl *acl2 = &aclbuf.acl;  in nfsacl_encode()
118 		 * fatal.  Fortunately this fake ACL is small enough to  in nfsacl_encode()
124 		acl2->a_entries[0] = acl->a_entries[0];  /* ACL_USER_OBJ */  in nfsacl_encode()
125 		acl2->a_entries[1] = acl->a_entries[1];  /* ACL_GROUP_OBJ */  in nfsacl_encode()
126 		acl2->a_entries[2] = acl->a_entries[1];  /* ACL_MASK */  in nfsacl_encode()
128 		acl2->a_entries[3] = acl->a_entries[2];  /* ACL_OTHER */  in nfsacl_encode()
129 		nfsacl_desc.acl = acl2;  in nfsacl_encode()
140  * nfs_stream_encode_acl - Encode an NFSv3 ACL
142  * @xdr: an xdr_stream positioned to receive an encoded ACL
143  * @inode: inode of file whose ACL this is
144  * @acl: posix_acl to encode
146  * @typeflag: ACL type: NFS_ACL_DEFAULT or zero
149  *   %false: The ACL could not be encoded
153 			   struct posix_acl *acl, int encode_entries,  in nfs_stream_encode_acl()  argument
157 	u32 entries = (acl && acl->a_count) ? max_t(int, acl->a_count, 4) : 0;  in nfs_stream_encode_acl()
164 		.acl = acl,  in nfs_stream_encode_acl()
178 	if (encode_entries && acl && acl->a_count == 3) {  in nfs_stream_encode_acl()
179 		struct posix_acl *acl2 = &aclbuf.acl;  in nfs_stream_encode_acl()
183 		 * fatal.  Fortunately this fake ACL is small enough to  in nfs_stream_encode_acl()
189 		acl2->a_entries[0] = acl->a_entries[0];  /* ACL_USER_OBJ */  in nfs_stream_encode_acl()
190 		acl2->a_entries[1] = acl->a_entries[1];  /* ACL_GROUP_OBJ */  in nfs_stream_encode_acl()
191 		acl2->a_entries[2] = acl->a_entries[1];  /* ACL_MASK */  in nfs_stream_encode_acl()
193 		acl2->a_entries[3] = acl->a_entries[2];  /* ACL_OTHER */  in nfs_stream_encode_acl()
194 		nfsacl_desc.acl = acl2;  in nfs_stream_encode_acl()
213 	struct posix_acl *acl;  member
225 	if (!nfsacl_desc->acl) {  in xdr_nfsace_decode()
228 		nfsacl_desc->acl = posix_acl_alloc(desc->array_len, GFP_KERNEL);  in xdr_nfsace_decode()
229 		if (!nfsacl_desc->acl)  in xdr_nfsace_decode()
234 	entry = &nfsacl_desc->acl->a_entries[nfsacl_desc->count++];  in xdr_nfsace_decode()
287  * Convert from a Solaris ACL to a POSIX 1003.1e draft 17 ACL.
290 posix_acl_from_nfsacl(struct posix_acl *acl)  in posix_acl_from_nfsacl()  argument
295 	if (!acl)  in posix_acl_from_nfsacl()
298 	sort(acl->a_entries, acl->a_count, sizeof(struct posix_acl_entry),  in posix_acl_from_nfsacl()
302 	FOREACH_ACL_ENTRY(pa, acl, pe) {  in posix_acl_from_nfsacl()
316 	if (acl->a_count == 4 && group_obj && mask &&  in posix_acl_from_nfsacl()
319 		memmove(mask, mask+1, (3 - (mask - acl->a_entries)) *  in posix_acl_from_nfsacl()
321 		acl->a_count = 3;  in posix_acl_from_nfsacl()
327  * nfsacl_decode - Decode an NFSv3 ACL
329  * @buf: xdr_buf containing XDR'd ACL data to decode
330  * @base: byte offset in xdr_buf where XDR'd ACL begins
334  * Returns the length of the decoded ACL in bytes, or a negative errno value.
357 		    posix_acl_from_nfsacl(nfsacl_desc.acl) != 0) {  in nfsacl_decode()
358 			posix_acl_release(nfsacl_desc.acl);  in nfsacl_decode()
361 		*pacl = nfsacl_desc.acl;  in nfsacl_decode()
371  * nfs_stream_decode_acl - Decode an NFSv3 ACL
373  * @xdr: an xdr_stream positioned at an encoded ACL
378  *   %false: The encoded ACL is not valid
379  *   %true: @pacl contains a decoded ACL, and @xdr is advanced
410 		    posix_acl_from_nfsacl(nfsacl_desc.acl) != 0) {  in nfs_stream_decode_acl()
411 			posix_acl_release(nfsacl_desc.acl);  in nfs_stream_decode_acl()
414 		*pacl = nfsacl_desc.acl;  in nfs_stream_decode_acl()