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61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
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/* Bug 28524: Conversion from ISO-2022-JP-3 with iconv
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may emit spurious NUL character on state reset.
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Copyright (C) The GNU Toolchain Authors.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stddef.h>
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#include <iconv.h>
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#include <support/check.h>
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static int
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do_test (void)
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{
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char in[] = "\x1b(I";
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char *inbuf = in;
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size_t inleft = sizeof (in) - 1;
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char out[1];
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char *outbuf = out;
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size_t outleft = sizeof (out);
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iconv_t cd;
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cd = iconv_open ("UTF8", "ISO-2022-JP-3");
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TEST_VERIFY_EXIT (cd != (iconv_t) -1);
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/* First call to iconv should alter internal state.
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Now, JISX0201_Kana_set is selected and
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state value != ASCII_set. */
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TEST_VERIFY (iconv (cd, &inbuf, &inleft, &outbuf, &outleft) != (size_t) -1);
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/* No bytes should have been added to
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the output buffer at this point. */
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TEST_VERIFY (outbuf == out);
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TEST_VERIFY (outleft == sizeof (out));
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/* Second call shall emit spurious NUL character in unpatched glibc. */
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TEST_VERIFY (iconv (cd, NULL, NULL, &outbuf, &outleft) != (size_t) -1);
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/* No characters are expected to be produced. */
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TEST_VERIFY (outbuf == out);
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TEST_VERIFY (outleft == sizeof (out));
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TEST_VERIFY_EXIT (iconv_close (cd) != -1);
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return 0;
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}
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#include <support/test-driver.c>
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