grab some tests from glibc

test/inet/bug-if1.c

@@ -0,0 +1,54 @@
+/* Copyright (C) 2004 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Ulrich Drepper <drepper@redhat.com>, 2004.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <errno.h>
+#include <limits.h>
+#include <stdio.h>
+#include <string.h>
+#include <net/if.h>
+
+
+static int
+do_test (void)
+{
+  char buf[IF_NAMESIZE];
+  /* Index 0 is always invalid (see RFC 3493).  */
+  char *cp = if_indextoname (0, buf);
+  if (cp != NULL)
+    {
+      printf ("invalid index returned result \"%s\"\n", cp);
+      return 1;
+    }
+  else if (errno != ENXIO)
+    {
+      int err = errno;
+      char errbuf1[256];
+      char errbuf2[256];
+
+      printf ("errno = %d (%s), expected %d (%s)\n",
+	      err, strerror_r (err, errbuf1, sizeof (errbuf1)),
+	      ENXIO, strerror_r (ENXIO, errbuf2, sizeof (errbuf2)));
+      return 1;
+    }
+
+  return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"

test/inet/tst-aton.c

@@ -0,0 +1,80 @@
+#include <stdio.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+/* Note: uClibc only supports the standard notation 'a.b.c.d' */
+
+static struct tests
+{
+  const char *input;
+  int valid;
+  uint32_t result;
+} tests[] =
+{
+  { "", 0, 0 },
+  { "-1", 0, 0 },
+/*
+  { "256", 1, 0x00000100 },
+*/
+  { "256.", 0, 0 },
+  { "256a", 0, 0 },
+/*
+  { "0x100", 1, 0x00000100 },
+  { "0200.0x123456", 1, 0x80123456 },
+  { "0300.0x89123456.", 0 ,0 },
+  { "0100.-0xffff0000", 0, 0 },
+  { "0.0xffffff", 1, 0x00ffffff },
+  { "0.0x1000000", 0, 0 },
+  { "0377.16777215", 1, 0xffffffff },
+  { "0377.16777216", 0, 0 },
+  { "0x87.077777777", 1, 0x87ffffff },
+  { "0x87.0100000000", 0, 0 },
+  { "0.1.3", 1, 0x00010003 },
+*/
+  { "0.256.3", 0, 0 },
+  { "256.1.3", 0, 0 },
+/*
+  { "0.1.0x10000", 0, 0 },
+  { "0.1.0xffff", 1, 0x0001ffff },
+*/
+  { "0.1a.3", 0, 0 },
+  { "0.1.a3", 0, 0 },
+  { "1.2.3.4", 1, 0x01020304 },
+  { "0400.2.3.4", 0, 0 },
+  { "1.0x100.3.4", 0, 0 },
+  { "1.2.256.4", 0, 0 },
+  { "1.2.3.0x100", 0, 0 },
+  { "323543357756889", 0, 0 },
+  { "10.1.2.3.4", 0, 0},
+};
+
+
+int
+main (int argc, char *argv[])
+{
+  int result = 0;
+  size_t cnt;
+
+  for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
+    {
+      struct in_addr addr;
+
+      if ((int) inet_aton (tests[cnt].input, &addr) != tests[cnt].valid)
+	{
+	  if (tests[cnt].valid)
+	    printf ("\"%s\" not seen as valid IP address\n", tests[cnt].input);
+	  else
+	    printf ("\"%s\" seen as valid IP address\n", tests[cnt].input);
+	  result = 1;
+	}
+      else if (tests[cnt].valid && addr.s_addr != ntohl (tests[cnt].result))
+	{
+	  printf ("\"%s\" not converted correctly: is %08x, should be %08x\n",
+		  tests[cnt].input, addr.s_addr, tests[cnt].result);
+	  result = 1;
+	}
+    }
+
+  return result;
+}

test/inet/tst-network.c

@@ -0,0 +1,73 @@
+/* Test for inet_network.
+   Copyright (C) 2000, 2002 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Andreas Jaeger <aj@suse.de>, 2000.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#include <stdio.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+
+struct
+{
+  const char *network;
+  uint32_t number;
+} tests [] =
+{
+  {"1.0.0.0", 0x1000000},
+  {"1.0.0", 0x10000},
+  {"1.0", 0x100},
+  {"1", 0x1},
+  {"192.168.0.0", 0xC0A80000},
+  /* Now some invalid addresses.  */
+  {"141.30.225.2800", INADDR_NONE},
+  {"141.76.1.1.1", INADDR_NONE},
+  {"141.76.1.11.", INADDR_NONE},
+  {"1410", INADDR_NONE},
+  {"1.1410", INADDR_NONE},
+  {"1.1410.", INADDR_NONE},
+  {"1.1410", INADDR_NONE},
+  {"141.76.1111", INADDR_NONE},
+  {"141.76.1111.", INADDR_NONE}
+};
+
+
+int
+main (void)
+{
+  int errors = 0;
+  size_t i;
+  uint32_t res;
+
+  for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
+    {
+      printf ("Testing: %s\n", tests[i].network);
+      res = inet_network (tests[i].network);
+
+      if (res != tests[i].number)
+	{
+	  printf ("Test failed for inet_network (\"%s\"):\n",
+		  tests[i].network);
+	  printf ("Expected return value %u (0x%x) but got %u (0x%x).\n",
+		  tests[i].number, tests[i].number, res, res);
+	}
+
+    }
+
+  return errors != 0;
+}

test/inet/tst-ntoa.c

@@ -0,0 +1,36 @@
+#include <stdio.h>
+#include <string.h>
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+
+static int
+test (unsigned int inaddr, const char *expected)
+{
+  struct in_addr addr;
+  char *res;
+  int fail;
+
+  addr.s_addr = htonl (inaddr);
+  res = inet_ntoa (addr);
+  fail = strcmp (res, expected);
+
+  printf ("%#010x -> \"%s\" -> %s%s\n", inaddr, res,
+	  fail ? "fail, expected" : "ok", fail ? expected : "");
+
+  return fail;
+}
+
+
+int
+main (void)
+{
+  int result = 0;
+
+  result |= test (INADDR_LOOPBACK, "127.0.0.1");
+  result |= test (INADDR_BROADCAST, "255.255.255.255");
+  result |= test (INADDR_ANY, "0.0.0.0");
+  result |= test (0xc0060746, "192.6.7.70");
+
+  return result;
+}