extern const struct file_operations zpl_fops_shares;
extern const struct inode_operations zpl_ops_shares;
+#ifdef HAVE_VFS_ITERATE
+
+#define DIR_CONTEXT_INIT(_dirent, _actor, _pos) { \
+ .actor = _actor, \
+ .pos = _pos, \
+}
+
+#else
+
+typedef struct dir_context {
+ void *dirent;
+ const filldir_t actor;
+ loff_t pos;
+} dir_context_t;
+
+#define DIR_CONTEXT_INIT(_dirent, _actor, _pos) { \
+ .dirent = _dirent, \
+ .actor = _actor, \
+ .pos = _pos, \
+}
+
+static inline bool
+dir_emit(struct dir_context *ctx, const char *name, int namelen,
+ uint64_t ino, unsigned type)
+{
+ return ctx->actor(ctx->dirent, name, namelen, ctx->pos, ino, type) == 0;
+}
+
+static inline bool
+dir_emit_dot(struct file *file, struct dir_context *ctx)
+{
+ return ctx->actor(ctx->dirent, ".", 1, ctx->pos,
+ file->f_path.dentry->d_inode->i_ino, DT_DIR) == 0;
+}
+
+static inline bool
+dir_emit_dotdot(struct file *file, struct dir_context *ctx)
+{
+ return ctx->actor(ctx->dirent, "..", 2, ctx->pos,
+ parent_ino(file->f_path.dentry), DT_DIR) == 0;
+}
+
+static inline bool
+dir_emit_dots(struct file *file, struct dir_context *ctx)
+{
+ if (ctx->pos == 0) {
+ if (!dir_emit_dot(file, ctx))
+ return false;
+ ctx->pos = 1;
+ }
+ if (ctx->pos == 1) {
+ if (!dir_emit_dotdot(file, ctx))
+ return false;
+ ctx->pos = 2;
+ }
+ return true;
+}
+#endif /* HAVE_VFS_ITERATE */
+
#endif /* _SYS_ZPL_H */