depot/third_party/nixpkgs/pkgs/os-specific/bsd/netbsd/getent.patch

Author: Matthew Bauer
Description: Remove unavailable getent databases
Version: 7.1.2
--- a/usr.bin/getent/getent.c	2018-04-16 13:33:49.000000000 -0500
+++ b/usr.bin/getent/getent.c	2018-04-16 13:29:30.000000000 -0500
@@ -42,7 +42,6 @@
 #include <grp.h>
 #include <limits.h>
 #include <netdb.h>
-#include <netgroup.h>
 #include <pwd.h>
 #include <stdio.h>
 #include <stdarg.h>
@@ -57,27 +56,16 @@
 #include <arpa/nameser.h>
 
 #include <net/if.h>
-#include <net/if_ether.h>
 
 #include <netinet/in.h>		/* for INET6_ADDRSTRLEN */
 
-#include <rpc/rpcent.h>
-
-#include <disktab.h>
-
 static int	usage(void) __attribute__((__noreturn__));
 static int	parsenum(const char *, unsigned long *);
-static int	disktab(int, char *[]);
-static int	gettytab(int, char *[]);
-static int	ethers(int, char *[]);
 static int	group(int, char *[]);
 static int	hosts(int, char *[]);
-static int	netgroup(int, char *[]);
 static int	networks(int, char *[]);
 static int	passwd(int, char *[]);
-static int	printcap(int, char *[]);
 static int	protocols(int, char *[]);
-static int	rpc(int, char *[]);
 static int	services(int, char *[]);
 static int	shells(int, char *[]);
 
@@ -92,17 +80,11 @@
 	const char	*name;
 	int		(*callback)(int, char *[]);
 } databases[] = {
-	{	"disktab",	disktab,	},
-	{	"ethers",	ethers,		},
-	{	"gettytab",	gettytab,	},
 	{	"group",	group,		},
 	{	"hosts",	hosts,		},
-	{	"netgroup",	netgroup,	},
 	{	"networks",	networks,	},
 	{	"passwd",	passwd,		},
-	{	"printcap",	printcap,	},
 	{	"protocols",	protocols,	},
-	{	"rpc",		rpc,		},
 	{	"services",	services,	},
 	{	"shells",	shells,		},
 
@@ -195,49 +177,6 @@
 	(void)printf("\n");
 }
 
-
-		/*
-		 * ethers
-		 */
-
-static int
-ethers(int argc, char *argv[])
-{
-	char		hostname[MAXHOSTNAMELEN + 1], *hp;
-	struct ether_addr ea, *eap;
-	int		i, rv;
-
-	assert(argc > 1);
-	assert(argv != NULL);
-
-#define ETHERSPRINT	(void)printf("%-17s  %s\n", ether_ntoa(eap), hp)
-
-	rv = RV_OK;
-	if (argc == 2) {
-		warnx("Enumeration not supported on ethers");
-		rv = RV_NOENUM;
-	} else {
-		for (i = 2; i < argc; i++) {
-			if ((eap = ether_aton(argv[i])) == NULL) {
-				eap = &ea;
-				hp = argv[i];
-				if (ether_hostton(hp, eap) != 0) {
-					rv = RV_NOTFOUND;
-					break;
-				}
-			} else {
-				hp = hostname;
-				if (ether_ntohost(hp, eap) != 0) {
-					rv = RV_NOTFOUND;
-					break;
-				}
-			}
-			ETHERSPRINT;
-		}
-	}
-	return rv;
-}
-
 		/*
 		 * group
 		 */
@@ -298,7 +237,7 @@
 hosts(int argc, char *argv[])
 {
 	struct hostent	*he;
-	char		addr[IN6ADDRSZ];
+	char		addr[NS_IN6ADDRSZ];
 	int		i, rv;
 
 	assert(argc > 1);
@@ -312,9 +251,9 @@
 	} else {
 		for (i = 2; i < argc; i++) {
 			if (inet_pton(AF_INET6, argv[i], (void *)addr) > 0)
-				he = gethostbyaddr(addr, IN6ADDRSZ, AF_INET6);
+				he = gethostbyaddr(addr, NS_IN6ADDRSZ, AF_INET6);
 			else if (inet_pton(AF_INET, argv[i], (void *)addr) > 0)
-				he = gethostbyaddr(addr, INADDRSZ, AF_INET);
+				he = gethostbyaddr(addr, NS_INADDRSZ, AF_INET);
 			else
 				he = gethostbyname(argv[i]);
 			if (he != NULL)
@@ -330,48 +269,6 @@
 }
 
 		/*
-		 * netgroup
-		 */
-static int
-netgroup(int argc, char *argv[])
-{
-	int		rv, i;
-	bool		first;
-	const char	*host, *user, *domain;
-
-	assert(argc > 1);
-	assert(argv != NULL);
-
-#define NETGROUPPRINT(s)	(((s) != NULL) ? (s) : "")
-
-	rv = RV_OK;
-	if (argc == 2) {
-		warnx("Enumeration not supported on netgroup");
-		rv = RV_NOENUM;
-	} else {
-		for (i = 2; i < argc; i++) {
-			setnetgrent(argv[i]);
-			first = true;
-			while (getnetgrent(&host, &user, &domain) != 0) {
-				if (first) {
-					first = false;
-					(void)fputs(argv[i], stdout);
-				}
-				(void)printf(" (%s,%s,%s)",
-				    NETGROUPPRINT(host),
-				    NETGROUPPRINT(user),
-				    NETGROUPPRINT(domain));
-			}
-			if (!first)
-				(void)putchar('\n');
-			endnetgrent();
-		}
-	}
-
-	return rv;
-}
-
-		/*
 		 * networks
 		 */
 
@@ -464,227 +361,6 @@
 	return rv;
 }
 
-static char *
-mygetent(const char * const * db_array, const char *name)
-{
-	char *buf = NULL;
-	int error;
-
-	switch (error = cgetent(&buf, db_array, name)) {
-	case -3:
-		warnx("tc= loop in record `%s' in `%s'", name, db_array[0]);
-		break;
-	case -2:
-		warn("system error fetching record `%s' in `%s'", name,
-		    db_array[0]);
-		break;
-	case -1:
-	case 0:
-		break;
-	case 1:
-		warnx("tc= reference not found in record for `%s' in `%s'",
-		    name, db_array[0]);
-		break;
-	default:
-		warnx("unknown error %d in record `%s' in `%s'", error, name,
-		    db_array[0]);
-		break;
-	}
-	return buf;
-}
-
-static char *
-mygetone(const char * const * db_array, int first)
-{
-	char *buf = NULL;
-	int error;
-
-	switch (error = (first ? cgetfirst : cgetnext)(&buf, db_array)) {
-	case -2:
-		warnx("tc= loop in `%s'", db_array[0]);
-		break;
-	case -1:
-		warn("system error fetching record in `%s'", db_array[0]);
-		break;
-	case 0:
-	case 1:
-		break;
-	case 2:
-		warnx("tc= reference not found in `%s'", db_array[0]);
-		break;
-	default:
-		warnx("unknown error %d in `%s'", error, db_array[0]);
-		break;
-	}
-	return buf;
-}
-
-static void
-capprint(const char *cap)
-{
-	char *c = strchr(cap, ':');
-	if (c)
-		if (c == cap)
-			(void)printf("true\n");
-		else {
-			int l = (int)(c - cap);
-			(void)printf("%*.*s\n", l, l, cap);
-		}
-	else
-		(void)printf("%s\n", cap);
-}
-
-static void
-prettyprint(char *b)
-{
-#define TERMWIDTH 65
-	int did = 0;
-	size_t len;
-	char *s, c;
-
-	for (;;) {
-		len = strlen(b);
-		if (len <= TERMWIDTH) {
-done:
-			if (did)
-				printf("\t:");
-			printf("%s\n", b);
-			return;
-		}
-		for (s = b + TERMWIDTH; s > b && *s != ':'; s--)
-			continue;
-		if (*s++ != ':')
-			goto done;
-		c = *s;
-		*s = '\0';
-		if (did)
-			printf("\t:");
-		did++;
-		printf("%s\\\n", b);
-		*s = c;
-		b = s;
-	}
-}
-
-static void
-handleone(const char * const *db_array, char *b, int recurse, int pretty,
-    int level)
-{
-	char *tc;
-
-	if (level && pretty)
-		printf("\n");
-	if (pretty)
-		prettyprint(b);
-	else
-		printf("%s\n", b);
-	if (!recurse || cgetstr(b, "tc", &tc) <= 0)
-		return;
-
-	b = mygetent(db_array, tc);
-	free(tc);
-
-	if (b == NULL)
-		return;
-
-	handleone(db_array, b, recurse, pretty, ++level);
-	free(b);
-}
-
-static int
-handlecap(const char *db, int argc, char *argv[])
-{
-	static const char sfx[] = "=#:";
-	const char *db_array[] = { db, NULL };
-	char	*b, *cap;
-	int	i, rv, c;
-	size_t	j;
-	int	expand = 1, recurse = 0, pretty = 0;
-
-	assert(argc > 1);
-	assert(argv != NULL);
-
-	argc--;
-	argv++;
-	while ((c = getopt(argc, argv, "pnr")) != -1)
-		switch (c) {
-		case 'n':
-			expand = 0;
-			break;
-		case 'r':
-			expand = 0;
-			recurse = 1;
-			break;
-		case 'p':
-			pretty = 1;
-			break;
-		default:
-			usage();
-			break;
-		}
-
-	argc -= optind;
-	argv += optind;
-	csetexpandtc(expand);
-	rv = RV_OK;
-	if (argc == 0) {
-		for (b = mygetone(db_array, 1); b; b = mygetone(db_array, 0)) {
-			handleone(db_array, b, recurse, pretty, 0);
-			free(b);
-		}
-	} else {
-		if ((b = mygetent(db_array, argv[0])) == NULL)
-			return RV_NOTFOUND;
-		if (argc == 1)
-			handleone(db_array, b, recurse, pretty, 0);
-		else {
-			for (i = 2; i < argc; i++) {
-				for (j = 0; j < sizeof(sfx) - 1; j++) {
-					cap = cgetcap(b, argv[i], sfx[j]);
-					if (cap) {
-						capprint(cap);
-						break;
-					} 
-				}
-				if (j == sizeof(sfx) - 1)
-					printf("false\n");
-			}
-		}
-		free(b);
-	}
-	return rv;
-}
-
-		/*
-		 * gettytab
-		 */
-
-static int
-gettytab(int argc, char *argv[])
-{
-	return handlecap(_PATH_GETTYTAB, argc, argv);
-}
-
-		/*
-		 * printcap
-		 */
-
-static int
-printcap(int argc, char *argv[])
-{
-	return handlecap(_PATH_PRINTCAP, argc, argv);
-}
-
-		/*
-		 * disktab
-		 */
-
-static int
-disktab(int argc, char *argv[])
-{
-	return handlecap(_PATH_DISKTAB, argc, argv);
-}
-
 		/*
 		 * protocols
 		 */
@@ -726,47 +402,6 @@
 }
 
 		/*
-		 * rpc
-		 */
-
-static int
-rpc(int argc, char *argv[])
-{
-	struct rpcent	*re;
-	unsigned long	id;
-	int		i, rv;
-	
-	assert(argc > 1);
-	assert(argv != NULL);
-
-#define RPCPRINT	printfmtstrings(re->r_aliases, "  ", " ", \
-				"%-16s  %6d", \
-				re->r_name, re->r_number)
-
-	setrpcent(1);
-	rv = RV_OK;
-	if (argc == 2) {
-		while ((re = getrpcent()) != NULL)
-			RPCPRINT;
-	} else {
-		for (i = 2; i < argc; i++) {
-			if (parsenum(argv[i], &id))
-				re = getrpcbynumber((int)id);
-			else
-				re = getrpcbyname(argv[i]);
-			if (re != NULL)
-				RPCPRINT;
-			else {
-				rv = RV_NOTFOUND;
-				break;
-			}
-		}
-	}
-	endrpcent();
-	return rv;
-}
-
-		/*
 		 * services
 		 */