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* admin/merge-gnulib (GNULIB_MODULES): Add explicit_bzero. * lib/explicit_bzero.c, m4/explicit_bzero.m4: New files. * lib/gnulib.mk.in, m4/gnulib-comp.m4: Regenerate. * src/gnutls.c (clear_storage): New function. (gnutls_symmetric_aead): Use it instead of memset.
23 lines
629 B
Plaintext
23 lines
629 B
Plaintext
dnl Copyright 2017 Free Software Foundation, Inc.
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dnl This file is free software; the Free Software Foundation
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dnl gives unlimited permission to copy and/or distribute it,
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dnl with or without modifications, as long as this notice is preserved.
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AC_DEFUN([gl_FUNC_EXPLICIT_BZERO],
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[
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AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
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dnl Persuade glibc <string.h> to declare explicit_bzero.
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AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
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AC_CHECK_FUNCS_ONCE([explicit_bzero])
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if test $ac_cv_func_explicit_bzero = no; then
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HAVE_EXPLICIT_BZERO=0
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fi
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])
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AC_DEFUN([gl_PREREQ_EXPLICIT_BZERO],
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[
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AC_CHECK_FUNCS([explicit_memset])
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])
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