00001 // SocketUtilities.cc 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004,2005 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #include <unistd.h> 00034 00035 #include "SocketUtilities.h" 00036 00037 char * 00038 SocketUtilities::ltoa( long val, char *buf, int base) 00039 { 00040 ldiv_t r ; 00041 00042 if( base > 36 || base < 2 ) // no conversion if wrong base 00043 { 00044 *buf = '\0' ; 00045 return buf ; 00046 } 00047 if(val < 0 ) 00048 *buf++ = '-' ; 00049 r = ldiv( labs( val ), base ) ; 00050 00051 /* output digits of val/base first */ 00052 if( r.quot > 0 ) 00053 buf = ltoa( r.quot, buf, base ) ; 00054 00055 /* output last digit */ 00056 *buf++ = "0123456789abcdefghijklmnopqrstuvwxyz"[(int)r.rem] ; 00057 *buf = '\0' ; 00058 return buf ; 00059 } 00060 00061 string 00062 SocketUtilities::create_temp_name() 00063 { 00064 char tempbuf1[50] ; 00065 SocketUtilities::ltoa( getpid(), tempbuf1, 10 ) ; 00066 string s = tempbuf1 + (string)"_" ; 00067 char tempbuf0[50] ; 00068 unsigned int t = time( NULL ) - 1000000000 ; 00069 SocketUtilities::ltoa( t, tempbuf0, 10 ) ; 00070 s += tempbuf0 ; 00071 return s ; 00072 } 00073