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o The -V and --version options now show the platform Nmap was compiled

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on, which features are compiled in, and the version numbers of
  libraries it is linked against. [Ambarisha B., David]
This commit is contained in:
david
2011-02-08 19:50:13 +00:00
parent ae4ad5de25
commit 7cf032563d
2 changed files with 92 additions and 1 deletions
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4
CHANGELOG
View File

@@ -1,5 +1,9 @@
# Nmap Changelog ($Id$); -*-text-*-
o The -V and --version options now show the platform Nmap was compiled
on, which features are compiled in, and the version numbers of
libraries it is linked against. [Ambarisha B., David]
o [NSE] Fixed some portrules that used shortport functions incorrectly
and always returned true in dns-zone-transfer and
ftp-proftpd-backdoor. [Jost Krieger]

89
nmap.cc
View File

@@ -119,6 +119,18 @@
#include "winfix.h"
#endif
#if HAVE_OPENSSL
#include <openssl/opensslv.h>
#endif
/* To get the version number only. */
#ifdef WIN32
#include "libdnet-stripped/include/dnet_winconfig.h"
#else
#include "libdnet-stripped/include/config.h"
#endif
#define DNET_VERSION VERSION
using namespace std;
/* global options */
@@ -128,6 +140,7 @@ extern NmapOps o; /* option structure */
static bool target_needs_new_hostgroup(std::vector<Target *> &targets,
const Target *target);
static void display_nmap_version();
/* parse the --scanflags argument. It can be a number >=0 or a string consisting of TCP flag names like "URGPSHFIN". Returns -1 if the argument is invalid. */
static int parse_scanflags(char *arg) {
@@ -1224,7 +1237,7 @@ int nmap_main(int argc, char *argv[]) {
}
break;
case 'V':
log_write(LOG_STDOUT, "\n%s version %s ( %s )\n", NMAP_NAME, NMAP_VERSION, NMAP_URL);
display_nmap_version();
exit(0);
break;
case 'v':
@@ -2801,3 +2814,77 @@ int nmap_fetchfile(char *filename_returned, int bufferlen, const char *file) {
return foundsomething;
}
/* Extracts a whitespace-separated word from a string. Returns a zero-length
string if there are too few words. */
static std::string get_word(const char *str, unsigned int n) {
const char *p, *q;
unsigned int i;
p = str;
for (i = 0; *p != '\0' && i <= n; i++) {
while (isspace((int) (unsigned char) *p))
p++;
q = p;
while (*q != '\0' && !isspace((int) (unsigned char) *q))
q++;
if (i == n)
return std::string(p, q - p);
p = q;
}
return std::string();
}
/* Helper for display_nmap_version. Tries to extract a word (presumably a
version number) from a string, but if that fails, returns the whole string
enclosed in parentheses as a failsafe. */
static std::string get_word_or_quote(const char *str, unsigned int n) {
std::string word;
word = get_word(str, n);
if (word.length() == 0)
word = std::string("(") + str + std::string(")");
return word;
}
static void display_nmap_version() {
std::vector<std::string> with, without;
unsigned int i;
#ifndef NOLUA
with.push_back(std::string("liblua-") + get_word_or_quote(LUA_RELEASE, 1));
#else
without.push_back("liblua");
#endif
#if HAVE_OPENSSL
with.push_back(std::string("openssl-") + get_word_or_quote(OPENSSL_VERSION_TEXT, 1));
#else
without.push_back("openssl");
#endif
with.push_back(std::string("libpcre-") + get_word_or_quote(pcre_version(), 0));
with.push_back(std::string("libpcap-") + get_word_or_quote(pcap_lib_version(), 2));
with.push_back(std::string("libdnet-") + DNET_VERSION);
#if HAVE_IPV6
with.push_back("ipv6");
#else
without.push_back("ipv6");
#endif
log_write(LOG_STDOUT, "\n%s version %s ( %s )\n", NMAP_NAME, NMAP_VERSION, NMAP_URL);
log_write(LOG_STDOUT, "Platform: %s\n", NMAP_PLATFORM);
log_write(LOG_STDOUT, "Compiled with:");
for (i = 0; i < with.size(); i++)
log_write(LOG_STDOUT, " %s", with[i].c_str());
log_write(LOG_STDOUT, "\n");
log_write(LOG_STDOUT, "Compiled without:");
for (i = 0; i < without.size(); i++)
log_write(LOG_STDOUT, " %s", without[i].c_str());
log_write(LOG_STDOUT, "\n");
}