ref: db0eab9ca04b896e5760081efd854c57f65f36c3
dir: /module/ipints.m/
IPints: module
{
PATH: con "$IPints";
# infinite precision integers
IPint: adt
{
x: int; # dummy for C compiler for runt.h
# conversions
iptob64: fn(i: self ref IPint): string;
iptob64z: fn(i: self ref IPint): string;
b64toip: fn(str: string): ref IPint;
iptobytes: fn(i: self ref IPint): array of byte;
iptobebytes: fn(i: self ref IPint): array of byte;
bytestoip: fn(buf: array of byte): ref IPint;
bebytestoip: fn(mag: array of byte): ref IPint;
inttoip: fn(i: int): ref IPint;
iptoint: fn(i: self ref IPint): int;
iptostr: fn(i: self ref IPint, base: int): string;
strtoip: fn(str: string, base: int): ref IPint;
# create a random large integer
random: fn(nbits: int): ref IPint;
# operations
bits: fn(i: self ref IPint): int;
expmod: fn(base: self ref IPint, exp, mod: ref IPint): ref IPint;
invert: fn(base: self ref IPint, mod: ref IPint): ref IPint;
add: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
sub: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
neg: fn(i: self ref IPint): ref IPint;
mul: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
div: fn(i1: self ref IPint, i2: ref IPint): (ref IPint, ref IPint);
mod: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
eq: fn(i1: self ref IPint, i2: ref IPint): int;
cmp: fn(i1: self ref IPint, i2: ref IPint): int;
copy: fn(i: self ref IPint): ref IPint;
# shifts
shl: fn(i: self ref IPint, n: int): ref IPint;
shr: fn(i: self ref IPint, n: int): ref IPint;
# bitwise
and: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
ori: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
xor: fn(i1: self ref IPint, i2: ref IPint): ref IPint;
not: fn(i1: self ref IPint): ref IPint;
};
# primes
probably_prime: fn(n: ref IPint, nrep: int): int;
genprime: fn(nbits: int, nrep: int): ref IPint;
genstrongprime: fn(nbits: int, nrep: int): ref IPint;
gensafeprime: fn(nbits: int, nrep: int): (ref IPint, ref IPint);
DSAprimes: fn(): (ref IPint, ref IPint, array of byte);
};