71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* Copyright (c) 2017, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <openssl/rand.h>
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#include <limits.h>
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void RAND_seed(const void *buf, int num) {
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// OpenSSH calls |RAND_seed| before jailing on the assumption that any needed
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// file descriptors etc will be opened.
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uint8_t unused;
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RAND_bytes(&unused, sizeof(unused));
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}
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int RAND_load_file(const char *path, long num) {
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if (num < 0) { // read the "whole file"
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return 1;
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} else if (num <= INT_MAX) {
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return (int) num;
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} else {
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return INT_MAX;
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}
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}
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const char *RAND_file_name(char *buf, size_t num) { return NULL; }
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void RAND_add(const void *buf, int num, double entropy) {}
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int RAND_egd(const char *path) {
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return 255;
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}
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int RAND_poll(void) {
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return 1;
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}
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int RAND_status(void) {
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return 1;
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}
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static const struct rand_meth_st kSSLeayMethod = {
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RAND_seed,
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RAND_bytes,
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RAND_cleanup,
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RAND_add,
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RAND_pseudo_bytes,
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RAND_status,
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};
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RAND_METHOD *RAND_SSLeay(void) {
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return (RAND_METHOD*) &kSSLeayMethod;
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}
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const RAND_METHOD *RAND_get_rand_method(void) { return RAND_SSLeay(); }
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void RAND_set_rand_method(const RAND_METHOD *method) {}
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void RAND_cleanup(void) {}
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