性能测试工具CBench

#include 
#include 
#include 
#include 
#include 

#include 

#include 
#include 
#include 

#include 
#include 


#include “channel_info.h“
#include “utils.h“

int channel_info_init（struct channel_info * channel char * dev）
{
	struct ifreq ifr;
	int dumb;
	char *tmp;

	bzero（channel sizeof（channel_info））;
	if（（tmp = index（dev ‘:‘）） != NULL） {
	  *tmp = ‘‘;
	  tmp++;
	  channel->of_port = atoi（tmp）;
	} else {
	  channel->of_port = -1;
	}
	channel->inOID_len = MAX_OID_LEN;
	channel->outOID_len = MAX_OID_LEN;
	channel->dev = strdup（dev）;
	channel->pcap_fd = -1;
	channel->raw_sock = -1;
	channel->sock = -1;
	channel->dump = NULL;

	/* Not sure why I need a socket to do this */
	dumb = socket（AF_INET SOCK_STREAM 0）;

	/*retrieve ethernet interface index*/
	strncpy（ifr.ifr_name dev IFNAMSIZ）;
	if （ioctl（dumb SIOCGIFINDEX &ifr） == -1） 
		perror_and_exit（“SIOCGIFINDEX“1）;

	channel->ifindex = ifr.ifr_ifindex;
	channel->packet_len = 0;
    channel->outgoing = msgbuf_new（4096）;   // will get resized
    channel->det = NULL;
    close（dumb）;
    return 0;
}

/****************************************************
 * query module if they want pcap and set it up for them if yes
 * also create a raw_socket bound to each device if we have the
 * device set
 */


void setup_channel（oflops_context *ctx test_module *mod oflops_channel_name ch ）
{
	char buf[BUFLEN];
	char errbuf[PCAP_ERRBUF_SIZE];
	struct bpf_program filter;
	bpf_u_int32 mask=0 net=0;

	channel_info *ch_info = &ctx->channels[ch];	


	if（ch_info->dev==NULL）	// no device specified
	{
		ch_info->dev = pcap_lookupdev（errbuf）;
		fprintf（stderr“%s channel %i not configured; guessing device: “
				（（ch==OFLOPS_CONTROL）?“Control“:“Data“） ch）;
		if（ch_info->dev）
			fprintf（stderr“%s“ch_info->dev）;
		else
		{
			fprintf（stderr “ pcap_lookup（） failed: %s ; exiting....
“ errbuf）;
			exit（1）;
		}
	}

	// setup pcap filter if wanted
	if（ mod->get_pcap_filter（ctxchbufBUFLEN） <=0）
	{
		fprintf（stderr “Test %s:  No pcap filter for channel %d on %s
“
				mod->name（） ch ch_info->dev）;
		ch_info->pcap_handle=NULL;
		return;
	}
	assert（ch_info->dev）;		// need to have someting here
	fprintf（stderr“Test %s:  Starting pcap filter “%s“ on dev %s for channel %d
“
			mod->name（） buf ch_info->dev ch）;
	errbuf[0]=0;
	if（ch != OFLOPS_CONTROL） {
	ch_info->pcap_handle = pcap_open_live（
					ch_info->dev
					ctx->snaplen
					1 	// promisc
					0 	// read timeout （ms）
					errbuf	// for error messages
			）;
	} else {
	  ch_info->pcap_handle = pcap_open_live（ch_info->dev6500010errbuf）;
	  if（ctx->dump_controller） { 
	    ch_info->dump = pcap_dump_open（ch_info->pcap_handle “controller.pcap“）;
	    printf（“XXXXXXXXXXXXXXXX Dumping controller channel to to file
“）;
	  } else {
	    ch_info->dump = NULL;
	    printf（“XXXXXXXXXXXXXX not dumping con

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2016-06-03 08:44  oflops
     文件         695  2016-06-02 13:16  oflopsTODO
     目录           0  2016-06-02 13:16  oflopsm4
     文件         271  2016-06-02 13:16  oflopsm4ac_pkg_doxygen.m4
     文件        3759  2016-06-02 13:16  oflopsmsgbuf.c
     目录           0  2016-06-02 13:16  oflopsdoc
     文件        1557  2016-06-02 13:16  oflopsdocMakefile
     文件       63661  2016-06-02 13:16  oflopsdocdoxygen.conf.in
     文件         938  2016-06-02 13:16  oflopschannel_info.h
     文件         977  2016-06-02 13:16  oflopsconfig-openvswitch-flow-stats.cfg
     文件         163  2016-06-02 13:16  oflops.gitmodules
     目录           0  2016-06-03 08:47  oflops
etfpga-packet-generator-c-library
     目录           0  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
     文件        1532  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrcutil.c
     文件         440  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrcutil.h
     文件       16186  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
f2.h
     文件         264  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrcMakefile.am
     文件        1916  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
f2util.h
     文件       21220  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
f2util.c
     文件       57165  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
eg_defines_packet_generator.h
     文件        1010  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrcconstants.h
     文件       47420  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
eg_defines.h
     文件       47308  2016-06-03 08:47  oflops
etfpga-packet-generator-c-librarysrc
f_pktgen.c
     目录           0  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryinclude
     文件           0  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryinclude
f_cap.h
     文件        1535  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryinclude
f_pktgen.h
     文件           0  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryinclude
f_gen.h
     文件     2377746  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryoflops_packet_generator.bit
     文件          97  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryMakefile.am
     文件         770  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryconfigure.in
     文件          99  2016-06-03 08:47  oflops
etfpga-packet-generator-c-libraryautogen.sh
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