source: tools/tracereport/protocol_report.c @ f9b6f64

#include <netdb.h>
#include <inttypes.h>
#include <lt_inttypes.h>
#include <stdio.h>
#include "libtrace.h"
#include "tracereport.h"
#include "report.h"

static stat_t prot_stat[4][256] = {{{0,0}}} ;
static bool suppress[4] = {true,true,true,true};

void protocol_per_packet(struct libtrace_packet_t *packet)
{
        uint8_t proto;
        int dir = trace_get_direction(packet);
        if(dir < 0 || dir > 1)
                dir = 2;
        if (trace_get_transport(packet,&proto,NULL)==NULL)
                return;
                
        prot_stat[dir][proto].count++;
        prot_stat[dir][proto].bytes+=trace_get_wire_length(packet);
        suppress[dir] = false;
}

void protocol_suppress()
{
        int i;
        printf("%-20s","Direction:");
        for(i=0;i<4;i++){
                if(!suppress[i]){
                        switch(i){
                                case 0:
                                        printf("\t%24s", "Outbound   ");
                                        break;
                                case 1:
                                        printf("\t%24s", "Inbound   ");
                                        break;
                                case 2:
                                        printf("\t%24s", "Undefined   ");
                                        break;
                                default:
                                        break;
                        }
                }
        }
        printf("\n");
        printf("%-20s","Protocol");
        for(i=0;i<4;i++){
                if(!suppress[i]){
                        printf("\t%12s\t%12s", "bytes","packets");
                }
        }
        printf("\n");
}

void protocol_report(void)
{
        int i,j;
        printf("# Protocol breakdown:\n");
        protocol_suppress();
        setprotoent(1);
        for(i=0;i<256;++i) {
                struct protoent *prot;
                if (prot_stat[0][i].count==0 && 
                        prot_stat[1][i].count==0 && prot_stat[2][i].count==0)
                        continue;
                prot = getprotobynumber(i);
                if (prot) {
                        printf("%20s",prot->p_name);
                        for(j=0;j<4;j++){
                                if (prot_stat[j][i].count==0){
                                        if(!suppress[j])
                                                printf("\t%24s"," ");
                                        continue;
                                }
                                printf("\t%12" PRIu64 "\t%12" PRIu64,
                                                prot_stat[j][i].bytes,
                                                prot_stat[j][i].count);
                        }
                }
                else {
                        printf("%20i:",i);
                        for(j=0;j<4;j++){
                                if (prot_stat[j][i].count==0){
                                        if(!suppress[j])
                                                printf("\t%24s"," ");
                                        continue;
                                }
                                printf("\t%12" PRIu64 "\t%12" PRIu64,
                                                prot_stat[j][i].bytes,
                                                prot_stat[j][i].count);
                        }
                }
                printf("\n");
        }
        setprotoent(0);
}