Initial revision

1 files changed, 220 insertions, 0 deletions

diff --git a/include/glibtop/gnuserv.h b/include/glibtop/gnuserv.h
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+/* -*-C-*-
+
+ Header file for the GNU Emacs server and client C code.
+
+ This file is part of GNU Emacs.
+
+ Copying is permitted under those conditions described by the GNU
+ General Public License.
+
+ Copyright (C) 1989 Free Software Foundation, Inc.
+
+ Author: Andy Norman (ange@hplb.hpl.hp.com), based on 
+         'etc/server.c' and 'etc/emacsclient.c' from the 18.52 GNU
+         Emacs distribution.
+
+ Please mail bugs and suggestions to the author at the above address.
+*/
+
+/* HISTORY 
+ * 11-Nov-1990		bristor@simba	
+ *    Added EOT stuff.
+ */
+
+/*
+ * This file incorporates new features added by Bob Weiner <weiner@mot.com>,
+ * Darrell Kindred <dkindred@cmu.edu> and Arup Mukherjee <arup@cmu.edu>.
+ * Please see the note at the end of the README file for details.
+ *
+ * (If gnuserv came bundled with your emacs, the README file is probably
+ * ../etc/gnuserv.README relative to the directory containing this file)
+ */
+
+#if 0
+static char header_rcsid [] = "!Header: gnuserv.h,v 2.4 95/02/16 11:58:11 arup alpha !";
+#endif
+
+#define NO_SHORTNAMES
+
+#define PATCHLEVEL 2
+
+#define NO_SHORTNAMES
+/* gnuserv should not be compiled using SOCKS */
+#define DO_NOT_SOCKSIFY
+#include <../src/config.h>
+#undef read
+#undef write
+#undef open
+#undef close
+#undef signal
+
+/* Define the communication method between server and clients:
+ *   You can have either or both kinds of sockets, but you can't mix
+ *   sockets with sysv ipc
+ */
+
+
+#define INTERNET_DOMAIN_SOCKETS
+#define UNIX_DOMAIN_SOCKETS 
+/* #define SYSV_IPC  */
+
+/*
+ * Define additional authentication protocols to be used. These methods will
+ * be tried before falling back to the default gnuserv protocol (based on
+ * the GNU_SECURE environment variable). Currently, only MIT-MAGIC-COOKIE-1
+ * is also supported.
+ *
+ * Comment out the next line(s) if you don't want to enable the
+ * appropriate authentication protocol.
+ */
+
+#if defined (HAVE_XAUTH)
+#define AUTH_MAGIC_COOKIE
+#endif /* HAVE_XAUTH */
+
+/*
+ * stuff related to supporting MIT-MAGIC-COOKIE-1
+ */
+
+#define MCOOKIE_SCREEN "999"     /* screen # to use as the gnuserv cookie */
+#define MCOOKIE_NAME   "MAGIC-1" /* authentication protocol name */
+#define MCOOKIE_X_NAME "MIT-MAGIC-COOKIE-1"  /* as needed by X */
+
+
+#define DEFAUTH_NAME "GNU-SECURE"  /* name of default auth protocol */
+#define AUTH_TIMEOUT  15           /* # seconds to wait for auth data */
+#define AUTH_NAMESZ   15           /* max allows auth protocol name size */
+
+
+/*
+ * Pick a default communication scheme, if none was specified.
+ */
+
+#if !defined(SYSV_IPC) && !defined(UNIX_DOMAIN_SOCKETS) && !defined(INTERNET_DOMAIN_SOCKETS)
+
+#ifdef HAVE_SYSVIPC
+#define SYSV_IPC		/* SYSV systems use SYSV IPC by default */
+#endif /* HAVE_SYSVIPC */
+
+#ifdef BSD
+#define UNIX_DOMAIN_SOCKETS	/* BSD systems use Unix Domain sockets by default */
+#endif /* BSD */
+
+#endif /* No communication method pre-defined */
+
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <signal.h>
+#include <errno.h>
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+
+/*
+ * If you are using SYSV_IPC, you might want to make the buffer size bigger
+ * since it limits the size of requests and responses. Don't make it bigger
+ * than your system's max message size though (usually a couple of k) or else
+ * msgsend will start failing. For sockets, using the system BUFSIZ is usually
+ * what you want. 
+ */
+
+# define GSERV_BUFSZ BUFSIZ
+
+
+#ifdef SYSV_IPC
+#include <sys/ipc.h>
+#include <sys/msg.h>
+
+#define send_string(s,str) \
+  if (strlen(msgp->mtext) + strlen(str) < GSERV_BUFSZ) \
+     strcat(msgp->mtext,str); \
+  else \
+  { \
+    fprintf(stderr,"%s: not enough message buffer space\n",progname); \
+     exit(1); \
+  } \
+
+#endif /* SYSV_IPC */
+
+#if defined(INTERNET_DOMAIN_SOCKETS) || defined(UNIX_DOMAIN_SOCKETS)
+#include <sys/socket.h>
+#endif /* INTERNET_DOMAIN_SOCKETS || UNIX_DOMAIN_SOCKETS */
+
+#ifdef INTERNET_DOMAIN_SOCKETS
+#include <netdb.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#define TABLE_SIZE 101		/* The number of entries in the hash table */
+#define HASH(host) host		/* Rather simplistic hash function */
+#define DEFAULT_PORT 21490	/* default port number to use is
+				 * DEFAULT_PORT + uid */
+#endif /* INTERNET_DOMAIN_SOCKETS */
+
+#ifdef UNIX_DOMAIN_SOCKETS
+#include <sys/un.h>
+#define HIDE_UNIX_SOCKET	/* put the unix socket in a protected dir */
+#endif /* UNIX_DOMAIN_SOCKETS */
+
+/* On some platforms, we need to do the equivalent of "stty litout" to get
+ * characters like ^D to pass through to emacs.  This problem has only
+ * been observed under emacs18; fsf19 and lemacs are probably okay without it.
+ */
+#ifndef DONT_USE_LITOUT
+#if !defined(HAVE_TERMIO) && !defined(HAVE_TERMIOS) && !defined(VMS)
+#if !defined(MSDOS) && !defined(BSD4_1)
+#define USE_LITOUT
+#endif
+#endif
+#endif
+
+
+#define HOSTNAMSZ 255		/* max size of a hostname */
+#define REPLYSIZ 300		/* max size of reply from server to client */
+#undef FALSE
+#define FALSE 0
+#undef TRUE
+#define TRUE 1
+
+extern char *optarg;
+extern int optind;
+extern char *progname;
+
+/* The casts shut Sun's compiler up and are safe in the context these
+   are actually used. */
+#define max2(x,y) (((int) (x) > (int) (y)) ? (x) : (y))
+#define min2(x,y) (((int) (x) < (int) (y)) ? (x) : (y))
+
+#ifndef _NFILE            /* rough guess at maximum number of open files */
+#define _NFILE 20
+#endif
+
+#define EOT_STR "\004"
+#define EOT_CHR '\004'
+
+/* connection types */
+#define CONN_UNIX     0
+#define CONN_INTERNET 1
+#define CONN_IPC      2
+
+/* function declarations */
+int make_connection (char *hostarg, int portarg, int *s);
+#ifdef SYSV_IPC
+void disconnect_from_ipc_server();
+#endif
+#if defined(INTERNET_DOMAIN_SOCKETS) || defined(UNIX_DOMAIN_SOCKETS)
+void send_string (int s, CONST char *msg);
+void disconnect_from_server (int s, int echo);
+int read_line (int s, char *dest);
+#endif
+#ifdef INTERNET_DOMAIN_SOCKETS
+int internet_addr (char *host);
+#endif