From b1f568309a09e61f892dee3c23279cecff0b0ff4 Mon Sep 17 00:00:00 2001
From: Patrick McHardy <kaber@trash.net>
Date: Wed, 10 Jan 2007 14:53:55 +0000
Subject: Remove extensions for unmaintained/obsolete patchlets

---
 extensions/libipt_time.c | 549 -----------------------------------------------
 1 file changed, 549 deletions(-)
 delete mode 100644 extensions/libipt_time.c

(limited to 'extensions/libipt_time.c')

diff --git a/extensions/libipt_time.c b/extensions/libipt_time.c
deleted file mode 100644
index dcf2dc67..00000000
--- a/extensions/libipt_time.c
+++ /dev/null
@@ -1,549 +0,0 @@
-/* Shared library add-on to iptables to add TIME matching support. */
-#include <stdio.h>
-#include <netdb.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stddef.h> /* for 'offsetof' */
-#include <getopt.h>
-
-#include <iptables.h>
-#include <linux/netfilter_ipv4/ipt_time.h>
-#include <time.h>
-
-static int globaldays;
-
-/* Function which prints out usage message. */
-static void
-help(void)
-{
-	printf(
-"TIME v%s options:\n"
-" [ --timestart value ] [ --timestop value] [ --days listofdays ] [ --datestart value ] [ --datestop value ]\n"
-"          timestart value : HH:MM (default 00:00)\n"
-"          timestop  value : HH:MM (default 23:59)\n"
-"                            Note: daylight savings time changes are not tracked\n"
-"          listofdays value: a list of days to apply\n"
-"                            from Mon,Tue,Wed,Thu,Fri,Sat,Sun\n"
-"                            Coma speparated, no space, case sensitive.\n"
-"                            Defaults to all days.\n"
-"          datestart value : YYYY[:MM[:DD[:hh[:mm[:ss]]]]]\n"
-"                            If any of month, day, hour, minute or second is\n"
-"                            not specified, then defaults to their smallest\n"
-"                            1900 <= YYYY < 2037\n"
-"                               1 <= MM <= 12\n"
-"                               1 <= DD <= 31\n"
-"                               0 <= hh <= 23\n"
-"                               0 <= mm <= 59\n"
-"                               0 <= ss <= 59\n"
-"          datestop  value : YYYY[:MM[:DD[:hh[:mm[:ss]]]]]\n"
-"                            If the whole option is ommited, default to never stop\n"
-"                            If any of month, day, hour, minute or second is\n"
-"                            not specified, then default to their smallest\n",
-IPTABLES_VERSION);
-}
-
-static struct option opts[] = {
-	{ "timestart", 1, 0, '1' },
-	{ "timestop", 1, 0, '2' },
-	{ "days", 1, 0, '3'},
-	{ "datestart", 1, 0, '4' },
-	{ "datestop", 1, 0, '5' },
-	{0}
-};
-
-/* Initialize the match. */
-static void
-init(struct ipt_entry_match *m, unsigned int *nfcache)
-{
-	struct ipt_time_info *info = (struct ipt_time_info *)m->data;
-	globaldays = 0;
-        /* By default, we match on everyday */
-	info->days_match = 127;
-	/* By default, we match on every hour:min of the day */
-	info->time_start = 0;
-	info->time_stop  = 1439;  /* (23*60+59 = 1439 */
-	/* By default, we don't have any date-begin or date-end boundaries */
-	info->date_start = 0;
-	info->date_stop  = LONG_MAX;
-}
-
-/**
- * param: part1, a pointer on a string 2 chars maximum long string, that will contain the hours.
- * param: part2, a pointer on a string 2 chars maximum long string, that will contain the minutes.
- * param: str_2_parse, the string to parse.
- * return: 1 if ok, 0 if error.
- */
-static int
-split_time(char **part1, char **part2, const char *str_2_parse)
-{
-	unsigned short int i,j=0;
-	char *rpart1 = *part1;
-	char *rpart2 = *part2;
-	unsigned char found_column = 0;
-
-	/* Check the length of the string */
-	if (strlen(str_2_parse) > 5)
-		return 0;
-	/* parse the first part until the ':' */
-	for (i=0; i<2; i++)
-	{
-		if (str_2_parse[i] == ':')
-			found_column = 1;
-		else
-			rpart1[i] = str_2_parse[i];
-	}
-	if (!found_column)
-		i++;
-	j=i;
-	/* parse the second part */
-	for (; i<strlen(str_2_parse); i++)
-	{
-		rpart2[i-j] = str_2_parse[i];
-	}
-	/* if we are here, format should be ok. */
-	return 1;
-}
-
-static int
-parse_number(char *str, int num_min, int num_max, int *number)
-{
-	/* if the number starts with 0, replace it with a space else
-	string_to_number() will interpret it as octal !! */
-	if (strlen(str) == 0)
-		return 0;
-
-	if ((str[0] == '0') && (str[1] != '\0'))
-		str[0] = ' ';
-
-	return string_to_number(str, num_min, num_max, number);
-}
-
-static void
-parse_time_string(int *hour, int *minute, const char *time)
-{
-	char *hours;
-	char *minutes;
-	hours = (char *)malloc(3);
-	minutes = (char *)malloc(3);
-	memset(hours, 0, 3);
-	memset(minutes, 0, 3);
-
-	if (split_time((char **)&hours, (char **)&minutes, time) == 1)
-	{
-		*hour = 0;
-		*minute = 0;
-		if ((parse_number((char *)hours, 0, 23, hour) != -1) &&
-		    (parse_number((char *)minutes, 0, 59, minute) != -1))
-		{
-			free(hours);
-			free(minutes);
-			return;
-		}
-	}
-
-	free(hours);
-	free(minutes);
-
-	/* If we are here, there was a problem ..*/
-	exit_error(PARAMETER_PROBLEM,
-		   "invalid time `%s' specified, should be HH:MM format", time);
-}
-
-/* return 1->ok, return 0->error */
-static int
-parse_day(int *days, int from, int to, const char *string)
-{
-	char *dayread;
-	char *days_str[7] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
-	unsigned short int days_of_week[7] = {64, 32, 16, 8, 4, 2, 1};
-	unsigned int i;
-
-	dayread = (char *)malloc(4);
-	bzero(dayread, 4);
-	if ((to-from) != 3) {
-		free(dayread);
-		return 0;
-	}
-	for (i=from; i<to; i++)
-		dayread[i-from] = string[i];
-	for (i=0; i<7; i++)
-		if (strcmp(dayread, days_str[i]) == 0)
-		{
-			*days |= days_of_week[i];
-			free(dayread);
-			return 1;
-		}
-	/* if we are here, we didn't read a valid day */
-	free(dayread);
-	return 0;
-}
-
-static void
-parse_days_string(int *days, const char *daystring)
-{
-	int len;
-	int i=0;
-	char *err = "invalid days `%s' specified, should be Sun,Mon,Tue... format";
-
-	len = strlen(daystring);
-	if (len < 3)
-		exit_error(PARAMETER_PROBLEM, err, daystring);	
-	while(i<len)
-	{
-		if (parse_day(days, i, i+3, daystring) == 0)
-			exit_error(PARAMETER_PROBLEM, err, daystring);
-		i += 4;
-	}
-}
-
-static int
-parse_date_field(const char *str_to_parse, int str_to_parse_s, int start_pos,
-                 char *dest, int *next_pos)
-{
-	unsigned char found_value = 0;
-	unsigned char found_column = 0;
-	int i;
-
-	for (i=0; i<2; i++)
-	{
-		if ((i+start_pos) >= str_to_parse_s) /* don't exit boundaries of the string..  */
-			break;
-		if (str_to_parse[i+start_pos] == ':')
-			found_column = 1;
-		else
-		{
-			found_value = 1;
-			dest[i] = str_to_parse[i+start_pos];
-		}
-	}
-	if (found_value == 0)
-		return 0;
-	*next_pos = i + start_pos;
-	if (found_column == 0)
-		++(*next_pos);
-	return 1;
-}
-
-static int
-split_date(char *year, char *month,  char *day,
-           char *hour, char *minute, char *second,
-           const char *str_to_parse)
-{
-        int i;
-        unsigned char found_column = 0;
-	int str_to_parse_s = strlen(str_to_parse);
-
-        /* Check the length of the string */
-        if ((str_to_parse_s > 19) ||  /* YYYY:MM:DD:HH:MM:SS */
-            (str_to_parse_s < 4))     /* YYYY*/
-                return 0;
-
-	/* Clear the buffers */
-        memset(year, 0, 4);
-	memset(month, 0, 2);
-	memset(day, 0, 2);
-	memset(hour, 0, 2);
-	memset(minute, 0, 2);
-	memset(second, 0, 2);
-
-	/* parse the year YYYY */
-	found_column = 0;
-	for (i=0; i<5; i++)
-	{
-		if (i >= str_to_parse_s)
-			break;
-		if (str_to_parse[i] == ':')
-		{
-			found_column = 1;
-			break;
-		}
-		else
-			year[i] = str_to_parse[i];
-	}
-	if (found_column == 1)
-		++i;
-
-	/* parse the month if it exists */
-	if (! parse_date_field(str_to_parse, str_to_parse_s, i, month, &i))
-		return 1;
-
-	if (! parse_date_field(str_to_parse, str_to_parse_s, i, day, &i))
-		return 1;
-
-	if (! parse_date_field(str_to_parse, str_to_parse_s, i, hour, &i))
-		return 1;
-
-	if (! parse_date_field(str_to_parse, str_to_parse_s, i, minute, &i))
-		return 1;
-
-	parse_date_field(str_to_parse, str_to_parse_s, i, second, &i);
-
-        /* if we are here, format should be ok. */
-        return 1;
-}
-
-static time_t
-parse_date_string(const char *str_to_parse)
-{
-	char year[5];
-	char month[3];
-	char day[3];
-	char hour[3];
-	char minute[3];
-	char second[3];
-	struct tm t;
-	time_t temp_time;
-
-	memset(year, 0, 5);
-	memset(month, 0, 3);
-	memset(day, 0, 3);
-	memset(hour, 0, 3);
-	memset(minute, 0, 3);
-	memset(second, 0, 3);
-
-        if (split_date(year, month, day, hour, minute, second, str_to_parse) == 1)
-        {
-		memset((void *)&t, 0, sizeof(struct tm));
-		t.tm_isdst = -1;
-		t.tm_mday = 1;
-		if (!((parse_number(year, 1900, 2037, &(t.tm_year)) == -1) ||
-		      (parse_number(month, 1, 12, &(t.tm_mon)) == -1) ||
-		      (parse_number(day, 1, 31, &(t.tm_mday)) == -1) ||
-		      (parse_number(hour, 0, 9999, &(t.tm_hour)) == -1) ||
-		      (parse_number(minute, 0, 59, &(t.tm_min)) == -1) ||
-		      (parse_number(second, 0, 59, &(t.tm_sec)) == -1)))
-		{
-			t.tm_year -= 1900;
-			--(t.tm_mon);
-			temp_time = mktime(&t);
-			if (temp_time != -1)
-				return temp_time;
-		}
-	}
-	exit_error(PARAMETER_PROBLEM,
-		   "invalid date `%s' specified, should be YYYY[:MM[:DD[:hh[:mm[:ss]]]]] format", str_to_parse);
-}
-
-#define IPT_TIME_START 0x01
-#define IPT_TIME_STOP  0x02
-#define IPT_TIME_DAYS  0x04
-#define IPT_DATE_START 0x08
-#define IPT_DATE_STOP  0x10
-
-/* Function which parses command options; returns true if it
-   ate an option */
-static int
-parse(int c, char **argv, int invert, unsigned int *flags,
-      const struct ipt_entry *entry,
-      unsigned int *nfcache,
-      struct ipt_entry_match **match)
-{
-	struct ipt_time_info *timeinfo = (struct ipt_time_info *)(*match)->data;
-	int hours, minutes;
-	time_t temp_date;
-
-	switch (c)
-	{
-		/* timestart */
-	case '1':
-		if (invert)
-			exit_error(PARAMETER_PROBLEM,
-                                   "unexpected '!' with --timestart");
-		if (*flags & IPT_TIME_START)
-                        exit_error(PARAMETER_PROBLEM,
-                                   "Can't specify --timestart twice");
-		parse_time_string(&hours, &minutes, optarg);
-		timeinfo->time_start = (hours * 60) + minutes;
-		*flags |= IPT_TIME_START;
-		break;
-		/* timestop */
-	case '2':
-		if (invert)
-			exit_error(PARAMETER_PROBLEM,
-                                   "unexpected '!' with --timestop");
-		if (*flags & IPT_TIME_STOP)
-                        exit_error(PARAMETER_PROBLEM,
-                                   "Can't specify --timestop twice");
-		parse_time_string(&hours, &minutes, optarg);
-		timeinfo->time_stop = (hours * 60) + minutes;
-		*flags |= IPT_TIME_STOP;
-		break;
-
-		/* days */
-	case '3':
-		if (invert)
-			exit_error(PARAMETER_PROBLEM,
-                                   "unexpected '!' with --days");
-		if (*flags & IPT_TIME_DAYS)
-                        exit_error(PARAMETER_PROBLEM,
-                                   "Can't specify --days twice");
-		parse_days_string(&globaldays, optarg);
-		timeinfo->days_match = globaldays;
-		*flags |= IPT_TIME_DAYS;
-		break;
-
-		/* datestart */
-	case '4':
-		if (invert)
-			exit_error(PARAMETER_PROBLEM,
-                                   "unexpected '!' with --datestart");
-		if (*flags & IPT_DATE_START)
-			exit_error(PARAMETER_PROBLEM,
-                                   "Can't specify --datestart twice");
-		temp_date = parse_date_string(optarg);
-		timeinfo->date_start = temp_date;
-		*flags |= IPT_DATE_START;
-		break;
-
-		/* datestop*/
-	case '5':
-		if (invert)
-			exit_error(PARAMETER_PROBLEM,
-                                   "unexpected '!' with --datestop");
-		if (*flags & IPT_DATE_STOP)
-			exit_error(PARAMETER_PROBLEM,
-                                   "Can't specify --datestop twice");
-		temp_date = parse_date_string(optarg);
-		timeinfo->date_stop = temp_date;
-		*flags |= IPT_DATE_STOP;
-		break;
-	default:
-		return 0;
-	}
-	return 1;
-}
-
-/* Final check */
-static void
-final_check(unsigned int flags)
-{
-	/* Nothing to do */
-}
-
-
-static void
-print_days(int daynum)
-{
-	char *days[7] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
-	unsigned short int days_of_week[7] = {64, 32, 16, 8, 4, 2, 1};
-	unsigned short int i, nbdays=0;
-
-	for (i=0; i<7; i++) {
-		if ((days_of_week[i] & daynum) == days_of_week[i])
-		{
-			if (nbdays>0)
-				printf(",%s", days[i]);
-			else
-				printf("%s", days[i]);
-			++nbdays;
-		}
-	}
-	printf(" ");
-}
-
-static void
-divide_time(int fulltime, int *hours, int *minutes)
-{
-	*hours = fulltime / 60;
-	*minutes = fulltime % 60;
-}
-
-static void
-print_date(time_t date, char *command)
-{
-	struct tm *t;
-
-	/* If it's default value, don't print..*/
-	if (((date == 0) || (date == LONG_MAX)) && (command != NULL))
-		return;
-	t = localtime(&date);
-	if (command != NULL)
-		printf("%s %d:%d:%d:%d:%d:%d ", command, (t->tm_year + 1900), (t->tm_mon + 1),
-			t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec);
-        else
-        	printf("%d-%d-%d %d:%d:%d ", (t->tm_year + 1900), (t->tm_mon + 1),
-			t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec);
-}
-
-/* Prints out the matchinfo. */
-static void
-print(const struct ipt_ip *ip,
-      const struct ipt_entry_match *match,
-      int numeric)
-{
-	struct ipt_time_info *time = ((struct ipt_time_info *)match->data);
-	int hour_start, hour_stop, minute_start, minute_stop;
-
-	divide_time(time->time_start, &hour_start, &minute_start);
-	divide_time(time->time_stop, &hour_stop, &minute_stop);
-	printf("TIME ");
-	if (time->time_start != 0)
-		printf("from %d:%d ", hour_start, minute_start);
-	if (time->time_stop != 1439) /* 23*60+59 = 1439 */
-		printf("to %d:%d ", hour_stop, minute_stop);
-	printf("on ");
-	if (time->days_match == 127)
-		printf("all days ");
-	else
-		print_days(time->days_match);
-	if (time->date_start != 0)
-	{
-		printf("starting from ");
-		print_date(time->date_start, NULL);
-	}
-	if (time->date_stop != LONG_MAX)
-	{
-		printf("until date ");
-		print_date(time->date_stop, NULL);
-	}
-}
-
-/* Saves the data in parsable form to stdout. */
-static void
-save(const struct ipt_ip *ip, const struct ipt_entry_match *match)
-{
-	struct ipt_time_info *time = ((struct ipt_time_info *)match->data);
-	int hour_start, hour_stop, minute_start, minute_stop;
-
-	divide_time(time->time_start, &hour_start, &minute_start);
-	divide_time(time->time_stop, &hour_stop, &minute_stop);
-	if (time->time_start != 0)
-		printf("--timestart %.2d:%.2d ",
-		        hour_start, minute_start);
-	
-	if (time->time_stop != 1439) /* 23*60+59 = 1439 */
-		printf("--timestop %.2d:%.2d ",
-		        hour_stop, minute_stop);
-	
-	if (time->days_match != 127)
-	{
-		printf("--days ");
-		print_days(time->days_match);
-		printf(" ");
-	}
-	print_date(time->date_start, "--datestart");
-	print_date(time->date_stop, "--datestop");
-}
-
-/* have to use offsetof() instead of IPT_ALIGN(), since kerneltime must not
- * be compared when user deletes rule with '-D' */
-static
-struct iptables_match timestruct = {
-	.next		= NULL,
-	.name		= "time",
-	.version	= IPTABLES_VERSION,
-	.size		= IPT_ALIGN(sizeof(struct ipt_time_info)),
-	.userspacesize	= offsetof(struct ipt_time_info, kerneltime),
-	.help		= &help,
-	.init		= &init,
-	.parse		= &parse,
-	.final_check	= &final_check,
-	.print		= &print,
-	.save		= &save,
-	.extra_opts	= opts
-};
-
-void _init(void)
-{
-	register_match(&timestruct);
-}
-- 
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