diff options
Diffstat (limited to 'source3/smbd/posix_acls.c')
| -rw-r--r-- | source3/smbd/posix_acls.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/source3/smbd/posix_acls.c b/source3/smbd/posix_acls.c index aa1d25c483..8033c694f5 100644 --- a/source3/smbd/posix_acls.c +++ b/source3/smbd/posix_acls.c @@ -3178,6 +3178,48 @@ BOOL set_nt_acl(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd) } /**************************************************************************** + Get the actual group bits stored on a file with an ACL. Has no effect if + the file has no ACL. Needed in dosmode code where the stat() will return + the mask bits, not the real group bits, for a file with an ACL. +****************************************************************************/ + +int get_acl_group_bits( connection_struct *conn, char *fname, mode_t *mode ) +{ + int entry_id = SMB_ACL_FIRST_ENTRY; + SMB_ACL_ENTRY_T entry; + SMB_ACL_T posix_acl; + + posix_acl = SMB_VFS_SYS_ACL_GET_FILE(conn, fname, SMB_ACL_TYPE_ACCESS); + if (posix_acl == (SMB_ACL_T)NULL) + return -1; + + while (SMB_VFS_SYS_ACL_GET_ENTRY(conn, posix_acl, entry_id, &entry) == 1) { + SMB_ACL_TAG_T tagtype; + SMB_ACL_PERMSET_T permset; + + /* get_next... */ + if (entry_id == SMB_ACL_FIRST_ENTRY) + entry_id = SMB_ACL_NEXT_ENTRY; + + if (SMB_VFS_SYS_ACL_GET_TAG_TYPE(conn, entry, &tagtype) ==-1) + return -1; + + if (tagtype == SMB_ACL_GROUP_OBJ) { + if (SMB_VFS_SYS_ACL_GET_PERMSET(conn, entry, &permset) == -1) { + return -1; + } else { + *mode &= ~(S_IRGRP|S_IWGRP|S_IXGRP); + *mode |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_READ) ? S_IRGRP : 0); + *mode |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_WRITE) ? S_IWGRP : 0); + *mode |= (SMB_VFS_SYS_ACL_GET_PERM(conn, permset, SMB_ACL_EXECUTE) ? S_IXGRP : 0); + return 0;; + } + } + } + return -1; +} + +/**************************************************************************** Do a chmod by setting the ACL USER_OBJ, GROUP_OBJ and OTHER bits in an ACL and set the mask to rwx. Needed to preserve complex ACLs set by NT. ****************************************************************************/ |