| 1 | /* Modified by: xChaos, 20131029 */ |
| 2 | |
| 3 | #include "cll1-0.6.2.h" |
| 4 | #include "ipstruct.h" |
| 5 | |
| 6 | #define STRLEN 512 |
| 7 | |
| 8 | extern struct IP *ips, *networks; |
| 9 | |
| 10 | void update_network(char *look_for, struct IP* ip) |
| 11 | { |
| 12 | struct IP *network; |
| 13 | char *netaddr, *lastnum, *ipaddr; |
| 14 | int ipnum, netnum; |
| 15 | |
| 16 | duplicate(look_for, ipaddr); |
| 17 | lastnum = strrchr(ipaddr, '.'); |
| 18 | if(lastnum) |
| 19 | { |
| 20 | ipnum = atoi(lastnum + 1); |
| 21 | *lastnum = 0; |
| 22 | } |
| 23 | |
| 24 | for_each(network, networks) |
| 25 | { |
| 26 | duplicate(network->addr, netaddr); |
| 27 | lastnum = strrchr(netaddr, '.'); |
| 28 | if(lastnum) |
| 29 | { |
| 30 | netnum = atoi(lastnum + 1); |
| 31 | *lastnum = 0; |
| 32 | // printf("%s/%d + %d\n",network->addr,network->mask,(1<<(32-network->mask))); |
| 33 | if( eq(netaddr, ipaddr) |
| 34 | and netnum + (1<<(32-network->mask)) > ipnum |
| 35 | and netnum <= ipnum) |
| 36 | { |
| 37 | network->group += 1; |
| 38 | network->min += ip->min; |
| 39 | network->direct += ip->max>>10; /* sum of Mbps, not kbps*/ |
| 40 | |
| 41 | if(ip->max > network->max) |
| 42 | { |
| 43 | network->max = ip->max; |
| 44 | } |
| 45 | |
| 46 | if(network->max > network->min) |
| 47 | { |
| 48 | network->desired = network->max>>10; |
| 49 | } |
| 50 | else |
| 51 | { |
| 52 | network->desired = network->min>>10; |
| 53 | } |
| 54 | return; |
| 55 | } |
| 56 | } |
| 57 | } |
| 58 | } |
| 59 | |
| 60 | void analyse_topology(char *traceroute) |
| 61 | { |
| 62 | char *buf, *netaddr, *ptr, *lastnum, *str; |
| 63 | int col, gateway, netnum, tracert; |
| 64 | struct IP *network=NULL, *ip; |
| 65 | |
| 66 | /*-----------------------------------------------------------------*/ |
| 67 | puts("Analysing network topology ..."); |
| 68 | /*-----------------------------------------------------------------*/ |
| 69 | for_each(ip, networks) |
| 70 | { |
| 71 | printf("%s/%d %s\n",ip->addr, ip->mask, ip->name); |
| 72 | duplicate(ip->addr, buf); |
| 73 | lastnum = strrchr(buf, '.'); |
| 74 | if(lastnum) |
| 75 | { |
| 76 | gateway = atoi(lastnum + 1) + 1; /* this is just common rule... */ |
| 77 | *lastnum = 0; |
| 78 | string(str,STRLEN); |
| 79 | sprintf(str, traceroute, buf, gateway); |
| 80 | shell(str); |
| 81 | input(str,STRLEN) |
| 82 | { |
| 83 | if( not strstr(str, "traceroute") |
| 84 | and not strstr(str, "* * *")) |
| 85 | { |
| 86 | printf("%s",str); |
| 87 | duplicate(str, buf); |
| 88 | valid_columns(ptr, buf, ' ', col) |
| 89 | if(*ptr=='*') |
| 90 | { |
| 91 | col--; |
| 92 | } |
| 93 | else if(col==2) |
| 94 | { |
| 95 | //#ifdef DEBUG |
| 96 | printf("via [%s]\n", ptr); |
| 97 | //#endif |
| 98 | update_network(ptr, ip); |
| 99 | } |
| 100 | } |
| 101 | } |
| 102 | } |
| 103 | } |
| 104 | sort(network, networks, desc_order_by, min); |
| 105 | sort(network, networks, desc_order_by, desired); |
| 106 | |
| 107 | /*-----------------------------------------------------------------*/ |
| 108 | puts("Requested network parameters are:"); |
| 109 | /*-----------------------------------------------------------------*/ |
| 110 | for_each(ip, networks) if(ip->desired) |
| 111 | { |
| 112 | printf("%s/%d %s REQUESTED=%dM (classes=%d, sum_min=%dk, max_1=%dk, sum_max=%LuM, agreg.=1:%d)\n", |
| 113 | ip->addr, ip->mask, ip->name, ip->desired, ip->group, ip->min, ip->max, ip->direct, |
| 114 | (int)((float)((ip->direct)/ip->desired)+.5)); |
| 115 | } |
| 116 | exit(-1); |
| 117 | } |