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	Adding reverse lookup to log entries. Thanks to James Penketh <tamber@furryheli…
	git clone git://bitreich.org/geomyidae/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfri…
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	---
	commit a0495a999191b84a00f2586b7089c99947d0de93
	parent cb73df5b7e3746edcb70fd57b462161efec5385a
	Author: Christoph Lohmann <[email protected]>
	Date: Sun, 27 Feb 2011 12:32:54 +0100

	Adding reverse lookup to log entries. Thanks to James Penketh
	<[email protected]>!

	Diffstat:
	M ind.c \| 25 +++++++++++++++++++++++++
	M ind.h \| 1 +
	M main.c \| 13 ++++++-------

	3 files changed, 32 insertions(+), 7 deletions(-)
	---
	diff --git a/ind.c b/ind.c
	@@ -10,6 +10,10 @@
	#include <fcntl.h>
	#include <stdio.h>
	#include <stdlib.h>
	+#include <netdb.h>
	+#include <sys/socket.h>
	+#include <arpa/inet.h>
	+
	#include "ind.h"
	#include "handlr.h"

	@@ -285,3 +289,24 @@ smprintf(char *fmt, ...)
	return ret;
	}

	+char *
	+reverselookup(char *host)
	+{
	+ struct in_addr hoststr;
	+ struct hostent *client;
	+ char *rethost;
	+
	+ rethost = NULL;
	+
	+ if(inet_pton(AF_INET, host, &hoststr)) {
	+ client = gethostbyaddr(&hoststr, sizeof(hoststr), AF_INET);
	+ if(client != NULL)
	+ rethost = strdup(client->h_name);
	+ }
	+
	+ if(rethost == NULL)
	+ rethost = strdup(host);
	+
	+ return rethost;
	+}
	+
	diff --git a/ind.h b/ind.h
	@@ -43,6 +43,7 @@ void tprintf(int fd, char *fmt, ...);
	int initlogging(char *logf);
	void stoplogging(int fd);
	char smprintf(char fmt, ...);
	+char reverselookup(char host);

	#endif

	diff --git a/main.c b/main.c
	@@ -19,6 +19,7 @@
	#include <time.h>
	#include <pwd.h>
	#include <grp.h>
	+
	#include "ind.h"
	#include "handlr.h"
	#include "arg.h"
	@@ -102,17 +103,19 @@ logentry(char host, char port, char qry, char status)
	{
	time_t tim;
	struct tm *ptr;
	- char timstr[128];
	+ char timstr[128], *ahost;

	if(glfd >= 0) {
	tim = time(0);
	ptr = localtime(&tim);

	+ ahost = reverselookup(host);
	strftime(timstr, sizeof(timstr), "%a %b %d %H:%M:%S %Z %Y",
	ptr);

	tprintf(glfd, "[%s\|%s:%s] %s (%s)\n",
	- timstr, host, port, qry, status);
	+ timstr, ahost, port, qry, status);
	+ free(ahost);
	}

	return;
	@@ -364,11 +367,7 @@ main(int argc, char *argv[])
	return 1;
	}

	- if(dofork) {
	- signal(SIGINT, SIG_IGN);
	- signal(SIGQUIT, SIG_IGN);
	- }
	- signal(SIGCHLD, hndlsigchld);
	+ initsignals();

	cltlen = sizeof(clt);
	while(running) {