--- a/main.c	Sun Jun 03 06:33:28 2012 +0300
+++ b/main.c	Tue Jun 05 19:28:34 2012 +0300
@@ -1260,59 +1260,14 @@
 }
 
 
-#define VPUTCH(CH)  th_vputch(&bufData, &bufSize, &bufLen, CH)
-#define VPUTS(STR)  th_vputs(&bufData, &bufSize, &bufLen, STR)
-
-char *logParseFilename(const char *fmt, int id)
-{
-    size_t bufSize = strlen(fmt) + TH_BUFGROW, bufLen = 0;
-    char *bufData = th_malloc(bufSize);
-    char tmpBuf[32];
-    const char *s = fmt;
-
-    while (*s)
-    {
-        if (*s == '%')
-        {
-            s++;
-            switch (*s)
-            {
-            case 'i':
-                snprintf(tmpBuf, sizeof(tmpBuf), "%05d", id);
-                VPUTS(tmpBuf);
-                break;
-
-            case 'd':
-                snprintf(tmpBuf, sizeof(tmpBuf), "%d", id);
-                VPUTS(tmpBuf);
-                break;
-
-            case '%':
-                VPUTCH('%');
-                break;
-            }
-            s++;
-        }
-        else
-        {
-            VPUTCH(*s);
-            s++;
-        }
-    }
-
-    VPUTCH(0);
-    return bufData;
-}
-
-
-BOOL logFileOpen(void)
+BOOL nn_log_file_open(void)
 {
     char *filename;
 
     if (optLogFilename == NULL || !optLogEnable)
         return FALSE;
 
-    filename = logParseFilename(optLogFilename, optPort);
+    filename = nn_log_parse_filename(optLogFilename, optPort);
 
     if ((optLogFile = fopen(filename, "a")) == NULL)
     {
@@ -1327,7 +1282,7 @@
 }
 
 
-void logFileClose(void)
+void nn_log_file_close(void)
 {
     if (optLogFile)
     {
@@ -1471,7 +1426,7 @@
     }
 
     // Open logfile
-    logFileOpen();
+    nn_log_file_open();
 
     // Initialize network
     if (!nn_network_init())
@@ -1988,7 +1943,7 @@
 
     THMSG(1, "Connection terminated.\n");
 
-    logFileClose();
+    nn_log_file_close();
 
     return 0;
 }