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Diffstat (limited to 'roms/SLOF/lib/libc/stdlib/rand.c')
-rw-r--r-- | roms/SLOF/lib/libc/stdlib/rand.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/roms/SLOF/lib/libc/stdlib/rand.c b/roms/SLOF/lib/libc/stdlib/rand.c new file mode 100644 index 000000000..39f5a9a2c --- /dev/null +++ b/roms/SLOF/lib/libc/stdlib/rand.c @@ -0,0 +1,29 @@ +/****************************************************************************** + * Copyright (c) 2004, 2008 IBM Corporation + * All rights reserved. + * This program and the accompanying materials + * are made available under the terms of the BSD License + * which accompanies this distribution, and is available at + * http://www.opensource.org/licenses/bsd-license.php + * + * Contributors: + * IBM Corporation - initial implementation + *****************************************************************************/ + +#include <stdlib.h> + + +static unsigned long _rand = 1; + +int +rand(void) +{ + _rand = _rand * 1237732973 + 34563; + + return ((unsigned int) (_rand >> 16) & RAND_MAX); +} + +void srand(unsigned int seed) +{ + _rand = seed; +} |