1 files changed, 202 insertions, 0 deletions
diff --git a/contrib/cvs/src/server.h b/contrib/cvs/src/server.h
new file mode 100644
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+++ b/contrib/cvs/src/server.h
@@ -0,0 +1,202 @@
+/*
+ * Copyright (C) 1986-2005 The Free Software Foundation, Inc.
+ *
+ * Portions Copyright (C) 1998-2005 Derek Price, Ximbiot <http://ximbiot.com>,
+ *                                  and others.
+ *
+ * You may distribute under the terms of the GNU General Public License as
+ * specified in the README file that comes with the CVS kit.
+ *
+ *
+ *
+ * This file contains the interface between the server and the rest of CVS.
+ */
+
+/* Miscellaneous stuff which isn't actually particularly server-specific.  */
+#ifndef STDIN_FILENO
+#define STDIN_FILENO 0
+#define STDOUT_FILENO 1
+#define STDERR_FILENO 2
+#endif
+
+
+/*
+ * Nonzero if we are using the server.  Used by various places to call
+ * server-specific functions.
+ */
+extern int server_active;
+
+/*
+ * Expand to `S', ` ', or the empty string.  Used in `%s-> ...' trace printfs.
+ */
+#ifdef SERVER_SUPPORT
+# define CLIENT_SERVER_STR ((server_active) ? "S" : " ")
+#else
+# define CLIENT_SERVER_STR ""
+#endif
+
+#ifdef SERVER_SUPPORT
+
+/* Server functions exported to the rest of CVS.  */
+
+/* Run the server.  */
+extern int server PROTO((int argc, char **argv));
+
+/* kserver user authentication.  */
+# ifdef HAVE_KERBEROS
+extern void kserver_authenticate_connection PROTO ((void));
+# endif
+
+/* pserver user authentication.  */
+# if defined (AUTH_SERVER_SUPPORT) || defined (HAVE_GSSAPI)
+extern void pserver_authenticate_connection PROTO ((void));
+# endif
+
+/* See server.c for description.  */
+extern void server_pathname_check PROTO ((char *));
+
+/* We have a new Entries line for a file.  TAG or DATE can be NULL.  */
+extern void server_register
+    PROTO((const char *name, const char *version, const char *timestamp,
+           const char *options, const char *tag, const char *date,
+           const char *conflict));
+
+/* Set the modification time of the next file sent.  This must be
+   followed by a call to server_updated on the same file.  */
+extern void server_modtime PROTO ((struct file_info *finfo,
+				   Vers_TS *vers_ts));
+
+/*
+ * We want to nuke the Entries line for a file, and (unless
+ * server_scratch_entry_only is subsequently called) the file itself.
+ */
+extern void server_scratch PROTO((const char *name));
+
+/*
+ * The file which just had server_scratch called on it needs to have only
+ * the Entries line removed, not the file itself.
+ */
+extern void server_scratch_entry_only PROTO((void));
+
+/*
+ * We just successfully checked in FILE (which is just the bare
+ * filename, with no directory).  REPOSITORY is the directory for the
+ * repository.
+ */
+extern void server_checked_in
+    PROTO((const char *file, const char *update_dir, const char *repository));
+
+extern void server_copy_file
+    PROTO((const char *file, const char *update_dir, const char *repository,
+           const char *newfile));
+
+/* Send the appropriate responses for a file described by FINFO and
+   VERS.  This is called after server_register or server_scratch.  In
+   the latter case the file is to be removed (and VERS can be NULL).
+   In the former case, VERS must be non-NULL, and UPDATED indicates
+   whether the file is now up to date (SERVER_UPDATED, yes,
+   SERVER_MERGED, no, SERVER_PATCHED, yes, but file is a diff from
+   user version to repository version, SERVER_RCS_DIFF, yes, like
+   SERVER_PATCHED but with an RCS style diff).  MODE is the mode the
+   file should get, or (mode_t) -1 if this should be obtained from the
+   file itself.  CHECKSUM is the MD5 checksum of the file, or NULL if
+   this need not be sent.  If FILEBUF is not NULL, it holds the
+   contents of the file, in which case the file itself may not exist.
+   If FILEBUF is not NULL, server_updated will free it.  */
+enum server_updated_arg4
+{
+    SERVER_UPDATED,
+    SERVER_MERGED,
+    SERVER_PATCHED,
+    SERVER_RCS_DIFF
+};
+#ifdef __STDC__
+struct buffer;
+#endif
+
+extern void server_updated
+    PROTO((struct file_info *finfo, Vers_TS *vers,
+	   enum server_updated_arg4 updated, mode_t mode,
+	   unsigned char *checksum, struct buffer *filebuf));
+
+/* Whether we should send RCS format patches.  */
+extern int server_use_rcs_diff PROTO((void));
+
+/* Set the Entries.Static flag.  */
+extern void server_set_entstat PROTO((const char *update_dir,
+                                      const char *repository));
+/* Clear it.  */
+extern void server_clear_entstat PROTO((const char *update_dir,
+                                        const char *repository));
+
+/* Set or clear a per-directory sticky tag or date.  */
+extern void server_set_sticky PROTO((const char *update_dir,
+                                     const char *repository, const char *tag,
+                                     const char *date, int nonbranch));
+/* Send Template response.  */
+extern void server_template PROTO ((const char *, const char *));
+
+extern void server_update_entries
+    PROTO((const char *file, const char *update_dir, const char *repository,
+	   enum server_updated_arg4 updated));
+
+/* Pointer to a malloc'd string which is the directory which
+   the server should prepend to the pathnames which it sends
+   to the client.  */
+extern char *server_dir;
+
+extern void server_cleanup PROTO((int sig));
+
+#ifdef SERVER_FLOWCONTROL
+/* Pause if it's convenient to avoid memory blowout */
+extern void server_pause_check PROTO((void));
+#endif /* SERVER_FLOWCONTROL */
+
+#ifdef AUTH_SERVER_SUPPORT
+extern char *CVS_Username;
+extern int system_auth;
+#endif /* AUTH_SERVER_SUPPORT */
+
+#endif /* SERVER_SUPPORT */
+
+/* Stuff shared with the client.  */
+struct request
+{
+  /* Name of the request.  */
+  char *name;
+
+#ifdef SERVER_SUPPORT
+  /*
+   * Function to carry out the request.  ARGS is the text of the command
+   * after name and, if present, a single space, have been stripped off.
+   */
+  void (*func) PROTO((char *args));
+#endif
+
+  /* One or more of the RQ_* flags described below.  */
+  int flags;
+
+  /* If set, failure to implement this request can imply a fatal
+     error.  This should be set only for commands which were in the
+     original version of the protocol; it should not be set for new
+     commands.  */
+#define RQ_ESSENTIAL 1
+
+  /* Set by the client if the server we are talking to supports it.  */
+#define RQ_SUPPORTED 2
+
+  /* If set, and client and server both support the request, the
+     client should tell the server by making the request.  */
+#define RQ_ENABLEME 4
+
+  /* The server may accept this request before "Root".  */
+#define RQ_ROOTLESS 8
+};
+
+/* Table of requests ending with an entry with a NULL name.  */
+extern struct request requests[];
+
+/* Gzip library, see zlib.c.  */
+extern int gunzip_and_write PROTO ((int, char *, unsigned char *, size_t));
+extern int read_and_gzip PROTO ((int, const char *, unsigned char **, size_t *,
+                                 size_t *, int));