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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
commit | 1767f908af327fa388b1c66883760ad851267013 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libc/stdlib/_rand48.c | |
parent | a799b53f10e5a6fd51fef4436cfb7ec99836a516 (diff) | |
download | bionic-1767f908af327fa388b1c66883760ad851267013.zip bionic-1767f908af327fa388b1c66883760ad851267013.tar.gz bionic-1767f908af327fa388b1c66883760ad851267013.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libc/stdlib/_rand48.c')
-rw-r--r-- | libc/stdlib/_rand48.c | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/libc/stdlib/_rand48.c b/libc/stdlib/_rand48.c deleted file mode 100644 index 7c950f7..0000000 --- a/libc/stdlib/_rand48.c +++ /dev/null @@ -1,47 +0,0 @@ -/* $OpenBSD: _rand48.c,v 1.3 2005/08/08 08:05:36 espie Exp $ */ -/* - * Copyright (c) 1993 Martin Birgmeier - * All rights reserved. - * - * You may redistribute unmodified or modified versions of this source - * code provided that the above copyright notice and this and the - * following conditions are retained. - * - * This software is provided ``as is'', and comes with no warranties - * of any kind. I shall in no event be liable for anything that happens - * to anyone/anything when using this software. - */ - -#include "rand48.h" - -unsigned short __rand48_seed[3] = { - RAND48_SEED_0, - RAND48_SEED_1, - RAND48_SEED_2 -}; -unsigned short __rand48_mult[3] = { - RAND48_MULT_0, - RAND48_MULT_1, - RAND48_MULT_2 -}; -unsigned short __rand48_add = RAND48_ADD; - -void -__dorand48(unsigned short xseed[3]) -{ - unsigned long accu; - unsigned short temp[2]; - - accu = (unsigned long) __rand48_mult[0] * (unsigned long) xseed[0] + - (unsigned long) __rand48_add; - temp[0] = (unsigned short) accu; /* lower 16 bits */ - accu >>= sizeof(unsigned short) * 8; - accu += (unsigned long) __rand48_mult[0] * (unsigned long) xseed[1] + - (unsigned long) __rand48_mult[1] * (unsigned long) xseed[0]; - temp[1] = (unsigned short) accu; /* middle 16 bits */ - accu >>= sizeof(unsigned short) * 8; - accu += __rand48_mult[0] * xseed[2] + __rand48_mult[1] * xseed[1] + __rand48_mult[2] * xseed[0]; - xseed[0] = temp[0]; - xseed[1] = temp[1]; - xseed[2] = (unsigned short) accu; -} |