/usr/include/kashmir/system/iosrandom.h is in libkashmir-dev 0.0~git20150805.0.2f3913f+dfsg3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 | // iosrandom.h -- iOS random number generator
// Copyright (C) 2013 Kenneth Laskoski
/** @file iosrandom.h
@brief iOS random number generator
@author Copyright (C) 2013 Kenneth Laskoski
*/
#ifndef KL_IOSRANDOM_H
#define KL_IOSRANDOM_H
#include "../randomstream.h"
#include "../unique.h"
#include <stdexcept>
#include <Security/SecRandom.h>
namespace kashmir {
namespace system {
class iOSRandom : public randomstream<iOSRandom>, unique<iOSRandom>
{
SecRandomRef ref;
public:
iOSRandom(SecRandomRef ref=kSecRandomDefault) : ref(ref) {}
void read(char *buffer, std::size_t count)
{
if (SecRandomCopyBytes(ref, count, reinterpret_cast<uint8_t*>(buffer)))
throw std::runtime_error("system failed to generate random data.");
}
};
}}
#endif
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