From 556052777711b5969986fc06ba862548f7c04912 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@anytun.org>
Date: Thu, 12 Mar 2009 22:00:41 +0000
Subject: moved hex-dump function to log_*

---
 src/log.c     | 27 +++++++++++++++++++++++++++
 src/log.h     |  1 +
 src/uanytun.c | 17 -----------------
 3 files changed, 28 insertions(+), 17 deletions(-)

diff --git a/src/log.c b/src/log.c
index 08382cd..847baf7 100644
--- a/src/log.c
+++ b/src/log.c
@@ -229,3 +229,30 @@ void log_printf(log_prio_t prio, const char* fmt, ...)
 
   log_targets_log(&stdlog.targets_, prio, msg);
 }
+
+void log_print_hex_dump(log_prio_t prio, const u_int8_t* buf, u_int32_t len)
+{
+  if(stdlog.max_prio_ < prio)
+    return;
+
+  static char msg[MSG_LENGTH_MAX];
+
+  if(!buf) {
+    snprintf(msg, MSG_LENGTH_MAX, "(NULL)");
+  }
+  else {
+    u_int32_t i;
+    int offset = snprintf(msg, MSG_LENGTH_MAX, "dump(%d): ", len);
+    if(offset < 0)
+      return;
+    u_int8_t* ptr = &msg[offset];
+    
+    for(i=0; i < len; i++) {
+      if(((i+1)*3) >= (MSG_LENGTH_MAX - offset))
+        break;
+      sprintf(ptr, "%02X ", buf[i]);
+      ptr+=3;
+    }
+  }
+  log_targets_log(&stdlog.targets_, prio, msg);
+}
diff --git a/src/log.h b/src/log.h
index 70f4316..46ea867 100644
--- a/src/log.h
+++ b/src/log.h
@@ -84,5 +84,6 @@ void log_close();
 void update_max_prio();
 int log_add_target(const char* conf);
 void log_printf(log_prio_t prio, const char* fmt, ...);
+void log_print_hex_dump(log_prio_t prio, const u_int8_t* buf, u_int32_t len);
 
 #endif
diff --git a/src/uanytun.c b/src/uanytun.c
index 396903d..5c81dc9 100644
--- a/src/uanytun.c
+++ b/src/uanytun.c
@@ -308,23 +308,6 @@ int main_loop(tun_device_t* dev, udp_socket_t* sock, options_t* opt)
   return return_value;
 }
 
-void print_hex_dump(const u_int8_t* buf, u_int32_t len)
-{
-  if(!buf) {
-    printf("(NULL)");
-  }
-
-  u_int32_t i;
-  for(i=0; i < len; i++) {
-    printf("%02X ", buf[i]);
-    if(!((i+1)%8))
-      printf(" ");
-    if(!((i+1)%16))
-      printf("\n");
-  }
-  printf("\n");
-}
-
 int main(int argc, char* argv[])
 {
   log_init();
-- 
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