source: trunk/test/test-convert.c @ 990

/*
 * This file is part of libtrace
 *
 * Copyright (c) 2004 The University of Waikato, Hamilton, New Zealand.
 * Authors: Daniel Lawson 
 *          Perry Lorier 
 *          
 * All rights reserved.
 *
 * This code has been developed by the University of Waikato WAND 
 * research group. For further information please see http://www.wand.net.nz/
 *
 * libtrace is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * libtrace is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with libtrace; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * $Id: test-pcap-to-erf.c,v 1.3 2006/02/27 03:41:12 perry Exp $
 *
 */
#ifndef WIN32
#  include <sys/time.h>
#  include <netinet/in.h>
#  include <netinet/in_systm.h>
#  include <netinet/tcp.h>
#  include <netinet/ip.h>
#  include <netinet/ip_icmp.h>
#  include <arpa/inet.h>
#  include <sys/socket.h>
#endif

#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <sys/types.h>
#include <time.h>
#include <string.h>

#include "dagformat.h"
#include "libtrace.h"

void iferr(libtrace_t *trace)
{
        libtrace_err_t err = trace_get_err(trace);
        if (err.err_num==0)
                return;
        printf("Error: %s\n",err.problem);
        exit(1);
}

void iferrout(libtrace_out_t *trace)
{
        libtrace_err_t err = trace_get_err_output(trace);
        if (err.err_num==0)
                return;
        printf("Error: %s\n",err.problem);
        exit(1);
}

char *lookup_uri(const char *type) 
{
        if (!strcmp(type,"erf"))
                return "erf:traces/100_packets.erf";
        if (!strcmp(type,"pcap"))
                return "pcap:traces/100_packets.pcap";
        if (!strcmp(type,"wtf"))
                return "wtf:traces/wed.wtf";
        if (!strcmp(type,"rtclient"))
                return "rtclient:chasm";
        if (!strcmp(type,"pcapfile"))
                return "pcapfile:traces/100_packets.pcap";
        if (!strcmp(type, "duck"))
                return "duck:traces/100_packets.duck";
        return "unknown";
}

char *lookup_out_uri(const char *type) {
        if (!strcmp(type,"erf"))
                return "erf:traces/100_packets.out.erf";
        if (!strcmp(type,"pcap"))
                return "pcap:traces/100_packets.out.pcap";
        if (!strcmp(type,"pcapfile"))
                return "pcapfile:traces/100_packets.out.pcap";
        if (!strcmp(type,"wtf"))
                return "wtf:traces/wed.out.wtf";
        if (!strcmp(type,"duck"))
                return "duck:traces/100_packets.out.duck";
        return "unknown";
}

int main(int argc, char *argv[]) {
        int psize = 0;
        int error = 0;
        int count = 0;
        int level = 0;
        int expected = 100;
        int tcpcount = 0;
        libtrace_t *trace,*trace2;
        libtrace_out_t *outtrace;
        libtrace_packet_t *packet,*packet2;

        trace = trace_create(lookup_uri(argv[1]));
        iferr(trace);

        if (strcmp(argv[1],"rtclient")==0)
                expected=101;

        outtrace = trace_create_output(lookup_out_uri(argv[2]));
        iferrout(outtrace);

        level=0;
        trace_config_output(outtrace,TRACE_OPTION_OUTPUT_COMPRESS,&level);
        if (trace_is_err_output(outtrace)) {
                trace_perror_output(outtrace,"WARNING: ");
        }

        trace_start(trace);
        iferr(trace);
        trace_start_output(outtrace);
        iferrout(outtrace);
        
        packet=trace_create_packet();
        for (;;) {
                if ((psize = trace_read_packet(trace, packet)) <0) {
                        error = 1;
                        break;
                }
                if (psize == 0) {
                        error = 0;
                        break;
                }
                count ++;
                trace_write_packet(outtrace,packet);
                iferrout(outtrace);
                if (count>100)
                        break;
        }
        trace_destroy_packet(packet);
        if (error == 0) {
                if (count != expected) {
                        printf("failure: %d packets expected, %d seen\n",expected,count);
                        error = 1;
                }
        } else {
                iferr(trace);
        }
        trace_destroy(trace);
        trace_destroy_output(outtrace);

        if (error)
                return error;

        /* Now read it back in again and check it's all kosher */
        trace = trace_create(lookup_uri(argv[1]));
        iferr(trace);
        trace_start(trace);
        trace2 = trace_create(lookup_out_uri(argv[2]));
        iferr(trace2);
        trace_start(trace2);
        iferr(trace2);
        packet=trace_create_packet();
        packet2=trace_create_packet();
        count=0;
        tcpcount=0;
        while(trace_read_packet(trace,packet)>0) {
                int err;
                ++count;
                if ((err=trace_read_packet(trace2,packet2))<1) {
                        printf("premature EOF on destination, %i from %s, %i from %s\n",count,lookup_uri(argv[1]),count-1,lookup_out_uri(argv[2]));
                        iferr(trace2);
                        error=1;
                        break;
                }
                assert(trace_get_capture_length(packet) 
                                == trace_get_capture_length(packet2));
                assert(trace_get_wire_length(packet) 
                                == trace_get_wire_length(packet2));
        
                if (trace_get_tcp(packet)) {
                        if (!trace_get_tcp(packet2)) {
                                printf("trace corrupt\n");
                                error=1;
                                break;
                        }
                        ++tcpcount;
                } else {
                        if (trace_get_tcp(packet2)) {
                                printf("trace corrupt: unexpected tcp\n");
                                error=1;
                                break;
                        }
                }

        }
        if (trace_read_packet(trace2,packet2)>0) {
                printf("Extra packets after EOF\n");
                error=1;
        }
        trace_destroy(trace);
        trace_destroy(trace2);
        trace_destroy_packet(packet);
        trace_destroy_packet(packet2);

        printf("tcpcount=%i\n",tcpcount);

        return error;
}