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bug fixing

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This commit is contained in:
fyodor
2005-08-24 19:22:11 +00:00
parent b3923483ea
commit 87e4e19e02
20 changed files with 233 additions and 164 deletions
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74
nmap.cc
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@@ -240,6 +240,7 @@ int nmap_main(int argc, char *argv[]) {
struct sockaddr_storage ss;
size_t sslen;
int option_index;
bool iflist = false;
struct option long_options[] =
{
{"version", no_argument, 0, 'V'},
@@ -247,9 +248,11 @@ int nmap_main(int argc, char *argv[]) {
{"datadir", required_argument, 0, 0},
{"debug", optional_argument, 0, 'd'},
{"help", no_argument, 0, 'h'},
{"iflist", no_argument, 0, 0},
{"max_parallelism", required_argument, 0, 'M'},
{"min_parallelism", required_argument, 0, 0},
{"timing", required_argument, 0, 'T'},
{"timing", no_argument, 0, 0},
{"max_rtt_timeout", required_argument, 0, 0},
{"min_rtt_timeout", required_argument, 0, 0},
{"initial_rtt_timeout", required_argument, 0, 0},
@@ -351,6 +354,8 @@ int nmap_main(int argc, char *argv[]) {
if (o.scanflags < 0) {
fatal("--scanflags option must be a number between 0 and 255 (inclusive) or a string like \"URGPSHFIN\".");
}
} else if (strcmp(long_options[option_index].name, "iflist") == 0 ) {
iflist = true;
} else if (strcmp(long_options[option_index].name, "min_parallelism") == 0 ) {
o.min_parallelism = atoi(optarg);
if (o.min_parallelism < 1) fatal("Argument to --min_parallelism must be at least 1!");
@@ -774,7 +779,10 @@ int nmap_main(int argc, char *argv[]) {
if (o.verbose && tm->tm_mon == 8 && tm->tm_mday == 1) {
log_write(LOG_STDOUT|LOG_SKID, "Happy %dth Birthday to Nmap, may it live to be %d!\n", tm->tm_year - 97, tm->tm_year + 3 );
}
if (iflist) {
print_iflist();
exit(0);
}
}
if ((o.pingscan || o.listscan) && fastscan) {
@@ -1536,11 +1544,6 @@ struct scan_lists *getpts(char *origexpr) {
}
void printusage(char *name, int rc) {
#ifdef WIN32
#define WIN32_PRINTF " --win_help Windows-specific features\n"
#else
#define WIN32_PRINTF
#endif
printf(
"Nmap %s Usage: nmap [Scan Type(s)] [Options] <host or net list>\n"
"Some Common Scan Types ('*' options require root privileges)\n"
@@ -1565,7 +1568,6 @@ void printusage(char *name, int rc) {
" -iL <inputfile> Get targets from file; Use '-' for stdin\n"
"* -S <your_IP>/-e <devicename> Specify source address or network interface\n"
" --interactive Go into interactive mode (then press h for help)\n"
WIN32_PRINTF
"Example: nmap -v -sS -O www.my.com 192.168.0.0/16 '192.88-90.*.*'\n"
"SEE THE MAN PAGE FOR MANY MORE OPTIONS, DESCRIPTIONS, AND EXAMPLES \n", NMAP_VERSION);
exit(rc);
@@ -1699,7 +1701,9 @@ char *tsseqclass2ascii(int seqclass) {
* 2001 (www.junk.org is an example of a new address in this range).
*
* Check <http://www.iana.org/assignments/ipv4-address-space> for
* the most recent assigments.
* the most recent assigments and
* <http://www.cymru.com/Documents/bogon-bn-nonagg.txt> for bogon
* netblocks.
*/
int ip_is_reserved(struct in_addr *ip)
@@ -1707,24 +1711,6 @@ int ip_is_reserved(struct in_addr *ip)
char *ipc = (char *) &(ip->s_addr);
unsigned char i1 = ipc[0], i2 = ipc[1], i3 = ipc[2], i4 = ipc[3];
/* 224-239/8 is all multicast stuff */
/* 240-255/8 is IANA reserved */
if (i1 >= 224)
return 1;
/* 096-123/8 is IANA reserved */
/* 127/8 is reserved for loopback */
if (i1 >= 96 && i1 <= 123)
return 1;
/* 073-079/8 is IANA reserved */
if (i1 >= 73 && i1 <= 79)
return 1;
/* 089-095/8 is IANA reserved */
if (i1 >= 83 && i1 <= 95)
return 1;
/* do all the /7's and /8's with a big switch statement, hopefully the
* compiler will be able to optimize this a little better using a jump table
* or what have you
@@ -1744,27 +1730,50 @@ int ip_is_reserved(struct in_addr *ip)
case 36: /* 036/8 is IANA reserved */
case 37: /* 037/8 is IANA reserved */
case 39: /* 039/8 is IANA reserved */
case 41: /* 041/8 is IANA reserved */
case 42: /* 042/8 is IANA reserved */
case 49: /* 049/8 is IANA reserved */
case 50: /* 050/8 is IANA reserved */
case 55: /* misc. U.S.A. Armed forces */
case 127: /* localhost */
case 197:
case 127: /* 127/8 is reserved for loopback */
case 197: /* 197/8 is IANA reserved */
case 223: /* 223/8 is IANA reserved */
return 1;
default:
break;
}
/* 077-079/8 is IANA reserved */
if (i1 >= 77 && i1 <= 79)
return 1;
/* 092-123/8 is IANA reserved */
if (i1 >= 92 && i1 <= 123)
return 1;
/* 172.16.0.0/12 is reserved for private nets by RFC1819 */
if (i1 == 172 && i2 >= 16 && i2 <= 31)
return 1;
/* 173-187/8 is IANA reserved */
if (i1 >= 173 && i1 <= 187)
return 1;
/* 192.168.0.0/16 is reserved for private nets by RFC1819 */
/* 192.0.2.0/24 is reserved for documentation and examples */
/* 192.88.99.0/24 is used as 6to4 Relay anycast prefix by RFC3068 */
if (i1 == 192) {
if (i2 == 168)
return 1;
else if (i2 == 0 && i3 == 2)
if (i2 == 0 && i3 == 2)
return 1;
if (i2 == 88 && i3 == 99)
return 1;
}
/* 198.18.0.0/15 is used for benchmark tests by RFC2544 */
if (i1 == 198 && i2 == 18 && i3 >= 1 && i3 <= 64) {
return 1;
}
/* reserved for DHCP clients seeking addresses, not routable outside LAN */
@@ -1776,6 +1785,11 @@ int ip_is_reserved(struct in_addr *ip)
if (i1 == 204 && i2 == 152 && (i3 == 64 || i3 == 65))
return 1;
/* 224-239/8 is all multicast stuff */
/* 240-255/8 is IANA reserved */
if (i1 >= 224)
return 1;
/* 255.255.255.255, note we already tested for i1 in this range */
if (i2 == 255 && i3 == 255 && i4 == 255)
return 1;