252132d975
Change-Id: Icc9cd3410cde2589ea51385c651243e11cc2f1d9 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/155855 Tested-by: Jenkins Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
48 lines
1.1 KiB
C++
48 lines
1.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <oslrandom.h>
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#include <assert.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <unistd.h>
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int osl_get_system_random_data(char* buffer, size_t desired_len)
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{
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int fd;
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assert(buffer);
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fd = open("/dev/urandom", O_RDONLY);
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if (fd != -1)
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{
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while (desired_len)
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{
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ssize_t nb_read;
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if ((nb_read = read(fd, buffer, desired_len)) == -1)
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{
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if (errno != EINTR)
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{
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close(fd);
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return false;
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}
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}
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else
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{
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buffer += nb_read;
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desired_len -= nb_read;
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}
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}
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close(fd);
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return true;
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}
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return false;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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