Include complete fake-getname/addrinfo from OpenSSH.

[tinc] / lib / utils.h

diff --git a/lib/utils.h b/lib/utils.h
index a4684f3..2d1c9bf 100644 (file)
--- a/lib/utils.h
+++ b/lib/utils.h
@@ -1,6 +1,7 @@
 /*
     utils.h -- header file for utils.c
-    Copyright (C) 1999 Ivo Timmermans <zarq@iname.com>
+    Copyright (C) 1999-2001 Ivo Timmermans <zarq@iname.com>
+                  2000,2001 Guus Sliepen <guus@sliepen.eu.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -22,22 +23,38 @@
 
 #include <ctype.h>
 
+#include "fake-getaddrinfo.h"
+#include "fake-getnameinfo.h"
+
 enum {
-  DEBUG_CONNECTIONS = 0,
-  DEBUG_PROTOCOL,
-  DEBUG_STATUS,
-  DEBUG_error,
-  DEBUG_META
+  DEBUG_NOTHING = 0,           /* Quiet mode, only show starting/stopping of the daemon */
+  DEBUG_CONNECTIONS = 1,       /* Show (dis)connects of other tinc daemons via TCP */
+  DEBUG_ERROR = 2,             /* Show error messages received from other hosts */
+  DEBUG_STATUS = 2,            /* Show status messages received from other hosts */
+  DEBUG_PROTOCOL = 3,          /* Show the requests that are sent/received */
+  DEBUG_META = 4,              /* Show contents of every request that is sent/received */
+  DEBUG_TRAFFIC = 5,           /* Show network traffic information */
+  DEBUG_PACKET = 6,            /* Show contents of each packet that is being sent/received */
+  DEBUG_SCARY_THINGS = 10      /* You have been warned */
 };
 
 #define min(a,b) (((a)<(b))?(a):(b))
 
-#define cp { cp_line = __LINE__; cp_file = __FILE__; }
-
-extern volatile int cp_line;
-extern volatile char *cp_file;
-
-extern void hex2bin(char *src, char *dst, size_t length);
-extern void bin2hex(char *src, char *dst, size_t length);
+#ifdef ENABLE_TRACING
+extern volatile int cp_line[];
+extern volatile char *cp_file[];
+extern volatile int cp_index;
+extern void cp_trace(void);
+
+  #define cp { cp_line[cp_index] = __LINE__; cp_file[cp_index] = __FILE__; cp_index++; cp_index %= 16; }
+  #define ecp { fprintf(stderr, "Explicit checkpoint in %s line %d\n", __FILE__, __LINE__); }
+#else
+  #define cp
+  #define ecp
+  #define cp_trace()
+#endif
+
+extern void hex2bin(char *src, char *dst, int length);
+extern void bin2hex(char *src, char *dst, int length);
 
 #endif /* __TINC_UTILS_H__ */