c36e54bb32
Change consumers to include those files from sys. Add duplicated files to ObsoleteFiles. Approved by: pjd (mentor)
83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/*-
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* Copyright (c) 2012-2013 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Pawel Jakub Dawidek under sponsorship from
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* the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/nv.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <libcapsicum.h>
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#include <libcasper.h>
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#include <pjdlog.h>
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#define MAXSIZE (1024 * 1024)
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static int
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random_command(const char *cmd, const nvlist_t *limits, nvlist_t *nvlin,
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nvlist_t *nvlout)
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{
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void *data;
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size_t size;
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if (strcmp(cmd, "generate") != 0)
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return (EINVAL);
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if (!nvlist_exists_number(nvlin, "size"))
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return (EINVAL);
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size = (size_t)nvlist_get_number(nvlin, "size");
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if (size == 0 || size > MAXSIZE)
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return (EINVAL);
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data = malloc(size);
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if (data == NULL)
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return (ENOMEM);
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arc4random_buf(data, size);
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nvlist_move_binary(nvlout, "data", data, size);
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return (0);
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}
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int
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main(int argc, char *argv[])
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{
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/*
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* TODO: Sandbox this.
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*/
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return (service_start("system.random", PARENT_FILENO, NULL,
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random_command, argc, argv));
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}
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