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-rw-r--r--REORG.TODO/stdio-common/tst-sscanf.c273
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diff --git a/REORG.TODO/stdio-common/tst-sscanf.c b/REORG.TODO/stdio-common/tst-sscanf.c
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+/* Copyright (C) 2000-2017 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Jakub Jelinek <jakub@redhat.com>, 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, see
+ <http://www.gnu.org/licenses/>. */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <locale.h>
+
+#ifndef CHAR
+# define CHAR char
+# define L(str) str
+# define SSCANF sscanf
+#endif
+
+const CHAR *str_double[] =
+{
+ L("-.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01"),
+ L("0.10000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01"),
+ L("-1234567E0198765432E0912345678901987654321091234567890198765432109"),
+ L("-0.1000E+020.20000E+020.25000E+010.40000E+010.50000E+010.12500E+01")
+};
+
+const double val_double[] =
+{
+ -.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
+ 0.10000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01,
+ -1234567E01, 98765432E09, 12345678901.0, 98765432109.0, 12345678901.0,
+ 98765432109.0,
+ -0.1000E+02, 0.20000E+02, 0.25000E+01, 0.40000E+01, 0.50000E+01, 0.12500E+01
+};
+
+const CHAR *str_long[] =
+{
+ L("-12345678987654321123456789987654321123456789987654321"),
+ L("-12345678987654321123456789987654321123456789987654321"),
+ L("-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321"),
+ L("-12,345,678987,654,321123,456,789987,654,321123,456,789987,654,321")
+};
+
+const CHAR *fmt_long[] =
+{
+ L("%9ld%9ld%9ld%9ld%9ld%9ld"),
+ L("%I9ld%I9ld%I9ld%I9ld%I9ld%I9ld"),
+ L("%'11ld%'11ld%'11ld%'11ld%'11ld%'11ld"),
+ L("%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld%I'11ld")
+};
+
+const long int val_long[] =
+{
+ -12345678, 987654321, 123456789, 987654321, 123456789, 987654321
+};
+
+struct test
+{
+ const CHAR *str;
+ const CHAR *fmt;
+ int retval;
+} int_tests[] =
+{
+ { L("foo\n"), L("foo\nbar"), -1 },
+ { L("foo\n"), L("foo bar"), -1 },
+ { L("foo\n"), L("foo %d"), -1 },
+ { L("foo\n"), L("foo\n%d"), -1 },
+ { L("foon"), L("foonbar"), -1 },
+ { L("foon"), L("foon%d"), -1 },
+ { L("foo "), L("foo bar"), -1 },
+ { L("foo "), L("foo %d"), -1 },
+ { L("foo\t"), L("foo\tbar"), -1 },
+ { L("foo\t"), L("foo bar"), -1 },
+ { L("foo\t"), L("foo %d"), -1 },
+ { L("foo\t"), L("foo\t%d"), -1 },
+ { L("foo"), L("foo"), 0 },
+ { L("foon"), L("foo bar"), 0 },
+ { L("foon"), L("foo %d"), 0 },
+ { L("foo "), L("fooxbar"), 0 },
+ { L("foo "), L("foox%d"), 0 },
+ { L("foo bar"), L("foon"), 0 },
+ { L("foo bar"), L("foo bar"), 0 },
+ { L("foo bar"), L("foo %d"), 0 },
+ { L("foo bar"), L("foon%d"), 0 },
+ { L("foo (nil)"), L("foo %p"), 1},
+ { L("foo (nil)"), L("foo %4p"), 0},
+ { L("foo "), L("foo %n"), 0 },
+ { L("foo%bar1"), L("foo%%bar%d"), 1 },
+ /* Some OSes skip whitespace here while others don't. */
+ { L("foo \t %bar1"), L("foo%%bar%d"), 1 }
+};
+
+struct test double_tests[] =
+{
+ { L("-1"), L("%1g"), 0 },
+ { L("-.1"), L("%2g"), 0 },
+ { L("-inf"), L("%3g"), 0 },
+ { L("+0"), L("%1g"), },
+ { L("-0x1p0"), L("%2g"), 1 },
+ { L("-..1"), L("%g"), 0 },
+ { L("-inf"), L("%g"), 1 }
+};
+
+struct test2
+{
+ const CHAR *str;
+ const CHAR *fmt;
+ int retval;
+ char residual;
+} double_tests2[] =
+{
+ { L("0e+0"), L("%g%c"), 1, 0 },
+ { L("0xe+0"), L("%g%c"), 2, '+' },
+ { L("0x.e+0"), L("%g%c"), 2, '+' },
+};
+
+static int
+do_test (void)
+{
+ double d[6];
+ long l[6];
+ int i, j;
+ int tst_locale;
+ int result = 0;
+
+ tst_locale = 1;
+ if (tst_locale)
+ if (setlocale (LC_ALL, "en_US.ISO-8859-1") == NULL)
+ {
+ puts ("Failed to set en_US locale, skipping locale related tests");
+ tst_locale = 0;
+ }
+
+ for (i = 0; i < 4; ++i)
+ {
+ if (SSCANF (str_double[i], L("%11lf%11lf%11lf%11lf%11lf%11lf"),
+ &d[0], &d[1], &d[2], &d[3], &d[4], &d[5]) != 6)
+ {
+ printf ("Double sscanf test %d wrong number of "
+ "assigned inputs\n", i);
+ result = 1;
+ }
+ else
+ for (j = 0; j < 6; ++j)
+ if (d[j] != val_double[6 * i + j])
+ {
+ printf ("Double sscanf test %d failed (%g instead of %g)\n",
+ i, d[j], val_double[6 * i + j]);
+ result = 1;
+ break;
+ }
+ }
+
+ for (i = 0; i < 4; ++i)
+ {
+ if (SSCANF (str_long[i], fmt_long[i],
+ &l[0], &l[1], &l[2], &l[3], &l[4], &l[5]) != 6)
+ {
+ printf ("Integer sscanf test %d wrong number of "
+ "assigned inputs\n", i);
+ result = 1;
+ }
+ else
+ for (j = 0; j < 6; ++j)
+ if (l[j] != val_long[j])
+ {
+ printf ("Integer sscanf test %d failed (%ld instead %ld)\n",
+ i, l[j], val_long[j]);
+ result = 1;
+ break;
+ }
+
+ if (! tst_locale)
+ break;
+ }
+
+ for (i = 0; i < sizeof (int_tests) / sizeof (int_tests[0]); ++i)
+ {
+ long dummy;
+ int ret;
+
+ if ((ret = SSCANF (int_tests[i].str, int_tests[i].fmt,
+ &dummy)) != int_tests[i].retval)
+ {
+ printf ("int_tests[%d] returned %d != %d\n",
+ i, ret, int_tests[i].retval);
+ result = 1;
+ }
+ }
+
+ for (i = 0; i < sizeof (double_tests) / sizeof (double_tests[0]); ++i)
+ {
+ double dummy;
+ int ret;
+
+ if ((ret = SSCANF (double_tests[i].str, double_tests[i].fmt,
+ &dummy)) != double_tests[i].retval)
+ {
+ printf ("double_tests[%d] returned %d != %d\n",
+ i, ret, double_tests[i].retval);
+ result = 1;
+ }
+ }
+
+ for (i = 0; i < sizeof (double_tests2) / sizeof (double_tests2[0]); ++i)
+ {
+ double dummy;
+ int ret;
+ char c = 0;
+
+ if ((ret = SSCANF (double_tests2[i].str, double_tests2[i].fmt,
+ &dummy, &c)) != double_tests2[i].retval)
+ {
+ printf ("double_tests2[%d] returned %d != %d\n",
+ i, ret, double_tests2[i].retval);
+ result = 1;
+ }
+ else if (ret == 2 && c != double_tests2[i].residual)
+ {
+ printf ("double_tests2[%d] stopped at '%c' != '%c'\n",
+ i, c, double_tests2[i].residual);
+ result = 1;
+ }
+ }
+
+ /* BZ #16618
+ The test will segfault during SSCANF if the buffer overflow
+ is not fixed. The size of `s` is such that it forces the use
+ of malloc internally and this triggers the incorrect computation.
+ Thus the value for SIZE is arbitrariy high enough that malloc
+ is used. */
+ {
+#define SIZE 131072
+ CHAR *s = malloc ((SIZE + 1) * sizeof (*s));
+ if (s == NULL)
+ abort ();
+ for (size_t i = 0; i < SIZE; i++)
+ s[i] = L('0');
+ s[SIZE] = L('\0');
+ int i = 42;
+ /* Scan multi-digit zero into `i`. */
+ if (SSCANF (s, L("%d"), &i) != 1)
+ {
+ printf ("FAIL: bug16618: SSCANF did not read one input item.\n");
+ result = 1;
+ }
+ if (i != 0)
+ {
+ printf ("FAIL: bug16618: Value of `i` was not zero as expected.\n");
+ result = 1;
+ }
+ free (s);
+ if (result != 1)
+ printf ("PASS: bug16618: Did not crash.\n");
+#undef SIZE
+ }
+
+
+ return result;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
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