add LogLevel {QUIET, FATAL, ERROR, INFO, CHAT, DEBUG} to ssh/sshd,

obsoletes QuietMode and FascistLogging in sshd.

1 files changed, 31 insertions, 106 deletions

diff --git a/usr.bin/ssh/log-client.c b/usr.bin/ssh/log-client.c
index e569d1e70f8..92b47649a38 100644
--- a/usr.bin/ssh/log-client.c
+++ b/usr.bin/ssh/log-client.c
@@ -10,129 +10,54 @@ Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
 Created: Mon Mar 20 21:13:40 1995 ylo
 
 Client-side versions of debug(), log(), etc.  These print to stderr.
+This is a stripped down version of log-server.c.
 
 */
 
 #include "includes.h"
-RCSID("$Id: log-client.c,v 1.2 1999/10/16 20:54:54 markus Exp $");
+RCSID("$Id: log-client.c,v 1.3 1999/11/10 23:36:44 markus Exp $");
 
 #include "xmalloc.h"
 #include "ssh.h"
 
-static int log_debug = 0;
-static int log_quiet = 0;
+static LogLevel log_level = SYSLOG_LEVEL_INFO;
 
-void log_init(char *av0, int on_stderr, int debug, int quiet,
-	      SyslogFacility facility)
-{
-  log_debug = debug;
-  log_quiet = quiet;
-}
-
-void log(const char *fmt, ...)
-{
-  va_list args;
-
-  if (log_quiet)
-    return;
-  va_start(args, fmt);
-  vfprintf(stderr, fmt, args);
-  fprintf(stderr, "\r\n");
-  va_end(args);
-}
-
-void debug(const char *fmt, ...)
-{
-  va_list args;
-  if (log_quiet || !log_debug)
-    return;
-  va_start(args, fmt);
-  fprintf(stderr, "debug: ");
-  vfprintf(stderr, fmt, args);
-  fprintf(stderr, "\r\n");
-  va_end(args);
-}
-
-void error(const char *fmt, ...)
-{
-  va_list args;
-  if (log_quiet)
-    return;
-  va_start(args, fmt);
-  vfprintf(stderr, fmt, args);
-  fprintf(stderr, "\r\n");
-  va_end(args);
-}
-
-struct fatal_cleanup
-{
-  struct fatal_cleanup *next;
-  void (*proc)(void *);
-  void *context;
-};
-
-static struct fatal_cleanup *fatal_cleanups = NULL;
-
-/* Registers a cleanup function to be called by fatal() before exiting. */
-
-void fatal_add_cleanup(void (*proc)(void *), void *context)
-{
-  struct fatal_cleanup *cu;
+/* Initialize the log.
+     av0	program name (should be argv[0])
+     level	logging level
+     */
 
-  cu = xmalloc(sizeof(*cu));
-  cu->proc = proc;
-  cu->context = context;
-  cu->next = fatal_cleanups;
-  fatal_cleanups = cu;
-}
-
-/* Removes a cleanup frunction to be called at fatal(). */
-
-void fatal_remove_cleanup(void (*proc)(void *context), void *context)
+void
+log_init(char *av0, LogLevel level, SyslogFacility ignored1, int ignored2)
 {
-  struct fatal_cleanup **cup, *cu;
-  
-  for (cup = &fatal_cleanups; *cup; cup = &cu->next)
+  switch (level)
     {
-      cu = *cup;
-      if (cu->proc == proc && cu->context == context)
-	{
-	  *cup = cu->next;
-	  xfree(cu);
-	  return;
-	}
+    case SYSLOG_LEVEL_QUIET:
+    case SYSLOG_LEVEL_ERROR:
+    case SYSLOG_LEVEL_FATAL:
+    case SYSLOG_LEVEL_INFO:
+    case SYSLOG_LEVEL_CHAT:
+    case SYSLOG_LEVEL_DEBUG:
+      log_level = level;
+      break;
+    default:
+      /* unchanged */
+      break;
     }
-  fatal("fatal_remove_cleanup: no such cleanup function: 0x%lx 0x%lx\n",
-	(unsigned long)proc, (unsigned long)context);
 }
 
-/* Function to display an error message and exit.  This is in this file because
-   this needs to restore terminal modes before exiting.  See log-client.c
-   for other related functions. */
+#define MSGBUFSIZE 1024
 
-void fatal(const char *fmt, ...)
+void
+do_log(LogLevel level, const char *fmt, va_list args)
 {
-  va_list args;
-  struct fatal_cleanup *cu, *next_cu;
-  static int fatal_called = 0;
-  
-  if (!fatal_called)
-    {
-      fatal_called = 1;
+  char msgbuf[MSGBUFSIZE];
 
-      /* Call cleanup functions. */
-      for (cu = fatal_cleanups; cu; cu = next_cu)
-	{
-	  next_cu = cu->next;
-	  (*cu->proc)(cu->context);
-	}
-    }
-
-  va_start(args, fmt);
-  vfprintf(stderr, fmt, args);
+  if (level > log_level)
+    return;
+  if (level == SYSLOG_LEVEL_DEBUG)
+    fprintf(stderr, "debug: ");
+  vsnprintf(msgbuf, sizeof(msgbuf), fmt, args);
+  fprintf(stderr, "%s", msgbuf);
   fprintf(stderr, "\r\n");
-  va_end(args);
-  exit(255);
 }
-
-/* fatal() is in ssh.c so that it can properly reset terminal modes. */