source3/include/smb_acls.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Portable SMB ACL interface
   4    Copyright (C) Jeremy Allison 2000
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef _SMB_ACLS_H
  21 #define _SMB_ACLS_H
  22
  23 struct vfs_handle_struct;
  24 struct files_struct;
  25
  26 typedef int                     SMB_ACL_TYPE_T;
  27 typedef mode_t                  *SMB_ACL_PERMSET_T;
  28 typedef mode_t                  SMB_ACL_PERM_T;
  29 #define SMB_ACL_READ                            4
  30 #define SMB_ACL_WRITE                           2
  31 #define SMB_ACL_EXECUTE                         1
  32
  33 /* Types of ACLs. */
  34 enum smb_acl_tag_t {
  35         SMB_ACL_TAG_INVALID=0,
  36         SMB_ACL_USER=1,
  37         SMB_ACL_USER_OBJ,
  38         SMB_ACL_GROUP,
  39         SMB_ACL_GROUP_OBJ,
  40         SMB_ACL_OTHER,
  41         SMB_ACL_MASK
  42 };
  43
  44 typedef enum smb_acl_tag_t SMB_ACL_TAG_T;
  45
  46 struct smb_acl_entry {
  47         enum smb_acl_tag_t a_type;
  48         SMB_ACL_PERM_T a_perm;
  49         uid_t uid;
  50         gid_t gid;
  51 };
  52
  53 typedef struct smb_acl_t {
  54         int     size;
  55         int     count;
  56         int     next;
  57         struct smb_acl_entry acl[1];
  58 } *SMB_ACL_T;
  59
  60 typedef struct smb_acl_entry    *SMB_ACL_ENTRY_T;
  61
  62 #define SMB_ACL_FIRST_ENTRY                     0
  63 #define SMB_ACL_NEXT_ENTRY                      1
  64
  65 #define SMB_ACL_TYPE_ACCESS                     0
  66 #define SMB_ACL_TYPE_DEFAULT            1
  67
  68 /* The following definitions come from lib/sysacls.c  */
  69
  70 int sys_acl_get_entry(SMB_ACL_T acl_d, int entry_id, SMB_ACL_ENTRY_T *entry_p);
  71 int sys_acl_get_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *type_p);
  72 int sys_acl_get_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
  73 void *sys_acl_get_qualifier(SMB_ACL_ENTRY_T entry_d);
  74 int sys_acl_clear_perms(SMB_ACL_PERMSET_T permset_d);
  75 int sys_acl_add_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm);
  76 int sys_acl_get_perm(SMB_ACL_PERMSET_T permset_d, SMB_ACL_PERM_T perm);
  77 char *sys_acl_to_text(const struct smb_acl_t *acl_d, ssize_t *len_p);
  78 SMB_ACL_T sys_acl_init(int count);
  79 int sys_acl_create_entry(SMB_ACL_T *acl_p, SMB_ACL_ENTRY_T *entry_p);
  80 int sys_acl_set_tag_type(SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T tag_type);
  81 int sys_acl_set_qualifier(SMB_ACL_ENTRY_T entry_d, void *qual_p);
  82 int sys_acl_set_permset(SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T permset_d);
  83 int sys_acl_free_text(char *text);
  84 int sys_acl_free_acl(SMB_ACL_T acl_d) ;
  85 int sys_acl_free_qualifier(void *qual, SMB_ACL_TAG_T tagtype);
  86 int sys_acl_valid(SMB_ACL_T acl_d);
  87 SMB_ACL_T sys_acl_get_file(struct vfs_handle_struct *handle,
  88                            const char *path_p, SMB_ACL_TYPE_T type);
  89 SMB_ACL_T sys_acl_get_fd(struct vfs_handle_struct *handle, struct files_struct *fsp);
  90 int sys_acl_set_file(struct vfs_handle_struct *handle,
  91                      const char *name, SMB_ACL_TYPE_T type, SMB_ACL_T acl_d);
  92 int sys_acl_set_fd(struct vfs_handle_struct *handle, struct files_struct *fsp,
  93                    SMB_ACL_T acl_d);
  94 int sys_acl_delete_def_file(struct vfs_handle_struct *handle,
  95                             const char *path);
  96 int no_acl_syscall_error(int err);
  97
  98 #endif /* _SMB_ACLS_H */