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ircd::rand: Add vector convenience interface.

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This commit is contained in:
Jason Volk 2020-10-07 02:59:30 -07:00
parent 28887b0dc0
commit 7e7eb14e0b
2 changed files with 40 additions and 0 deletions
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6
include/ircd/rand.h
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@ -32,6 +32,12 @@ namespace ircd::rand
uint64_t integer();
uint64_t integer(const uint64_t &min, const uint64_t &max); // inclusive
// Random vector
template<class T> T vector() = delete;
template<> u128x1 vector();
template<> u256x1 vector();
template<> u512x1 vector();
// Random character from dictionary
char character(const std::string &dict = dict::alnum);

34
ircd/rand.cc
View file

@ -83,3 +83,37 @@ ircd::rand::string(const mutable_buffer &out,
return out;
}
template<>
ircd::u512x1
ircd::rand::vector()
{
return u64x8
{
integer(), integer(),
integer(), integer(),
integer(), integer(),
integer(), integer(),
};
}
template<>
ircd::u256x1
ircd::rand::vector()
{
return u64x4
{
integer(), integer(),
integer(), integer(),
};
}
template<>
ircd::u128x1
ircd::rand::vector()
{
return u64x2
{
integer(), integer()
};
}