Import gopherfs

1 files changed, 116 insertions, 0 deletions

diff --git a/gopherfs.h b/gopherfs.h
new file mode 100644
index 000000000..a6b4b369d
--- /dev/null
+++ b/gopherfs.h
@@ -0,0 +1,116 @@
+/* Gopher filesystem
+
+   Copyright (C) 2002 James A. Morrison <ja2morri@uwaterloo.ca>
+   Copyright (C) 2000 Igor Khavkine <igor@twu.net>
+   This file is part of the Gopherfs translator.
+
+   Gopherfs is free software; you can redistribute it and/or
+   modify it under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2, or (at
+   your option) any later version.
+
+   Gopherfs is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA. */
+
+#ifndef __GOPHERFS_H__
+#define __GOPHERFS_H__
+
+#include <stdlib.h>
+#include <cthreads.h>
+#include <maptime.h>
+#include <sys/stat.h>
+/* #include <pthreads.h> */
+#include <error.h>
+#include <netdb.h>
+
+#include <hurd/hurd_types.h>
+
+/* declaration of global config parapeters */
+extern char *gopherfs_root_server;
+extern unsigned short gopherfs_root_port;
+extern char *gopherfs_server_dir;
+
+extern int debug_flag;
+extern volatile struct mapped_time_value *gopherfs_maptime;
+
+
+/* handle all initial parameter parsing */
+error_t gopherfs_parse_args (int argc, char **argv);
+
+/* private data per `struct node' */
+struct netnode
+{
+  char *name;
+  char *selector;
+  char *server;
+  unsigned short port;
+  enum
+  {
+    GPHR_FILE = '0',		/* Item is a file */
+    GPHR_DIR = '1',		/* Item is a directory */
+    GPHR_CSOPH = '2',		/* Item is a CSO phone-book server */
+    GPHR_ERROR = '3',		/* Error */
+    GPHR_BINHEX = '4',		/* Item is a BinHexed Macintosh file */
+    GPHR_DOSBIN = '5',		/* Item is DOS binary archive of some sort */
+    GPHR_UUENC = '6',		/* Item is a UNIX uuencoded file */
+    GPHR_SEARCH = '7',		/* Item is an Index-Search server */
+    GPHR_TELNET = '8',		/* Item points to a text-based telnet session */
+    GPHR_BIN = '9'		/* Item is a binary file */
+  }
+  type;
+
+  /* directory entries if this is a directory */
+  struct node *ents;
+  boolean_t noents;
+  unsigned int num_ents;
+  /* XXX cache reference ? */
+};
+
+/* The filesystem data type */
+struct gopherfs
+{
+  struct node *root;
+  /* stat infrmation */
+  mode_t umask;
+  uid_t uid;
+  gid_t gid;
+  ino_t next_inode;
+  /* some kind of cache thingy */
+};
+/* global pointer to the filesystem */
+extern struct gopherfs *gopherfs;
+
+/* do a DNS lookup for NAME and store result in *ENT */
+error_t lookup_host (char *name, struct hostent **ent);
+
+/* store the remote socket in *FD after writing a gopher selector
+   to it */
+error_t open_selector (struct netnode *node, int *fd);
+
+/* make an instance of `struct netnode' with the specified parameters,
+   return NULL on error */
+struct netnode *gopherfs_make_netnode (char type, char *name, char *selector,
+				       char *server, unsigned short port);
+
+/* fetch a directory node from the gopher server
+   DIR should already be locked */
+error_t fill_dirnode (struct netnode *dir);
+
+/* free an instance of `struct netnode' */
+void free_netnode (struct netnode *node);
+
+/* make an instance of `struct node' with the specified parameters,
+   return NULL on error */
+struct node *gopherfs_make_node (char type, char *name, char *selector,
+				 char *server, unsigned short port);
+
+/* free an instance of `struct node' */
+void free_node (struct node *node);
+
+#endif /* __GOPHERFS_H__ */