[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/build/uClibc/libc/stdlib/drand48-iter.c b/ap/build/uClibc/libc/stdlib/drand48-iter.c
new file mode 100644
index 0000000..7d705ad
--- /dev/null
+++ b/ap/build/uClibc/libc/stdlib/drand48-iter.c
@@ -0,0 +1,59 @@
+/* Copyright (C) 1995, 1996, 2001 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, August 1995.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+#include <errno.h>
+#include <stdlib.h>
+#include <limits.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <sys/types.h>
+
+/* Global state for non-reentrant functions. */
+struct drand48_data __libc_drand48_data;
+
+#ifdef __UCLIBC_MJN3_ONLY__
+#warning turn int __drand48_iterate into void
+#endif /* __UCLIBC_MJN3_ONLY__ */
+int __drand48_iterate (unsigned short int xsubi[3], struct drand48_data *buffer)
+{
+ uint64_t X;
+ uint64_t result;
+
+ /* Initialize buffer, if not yet done. */
+ if (unlikely(!buffer->__init))
+ {
+ buffer->__a = 0x5deece66dull;
+ buffer->__c = 0xb;
+ buffer->__init = 1;
+ }
+
+ /* Do the real work. We choose a data type which contains at least
+ 48 bits. Because we compute the modulus it does not care how
+ many bits really are computed. */
+
+ X = (uint64_t) xsubi[2] << 32 | (uint32_t) xsubi[1] << 16 | xsubi[0];
+
+ result = X * buffer->__a + buffer->__c;
+
+ xsubi[0] = result & 0xffff;
+ xsubi[1] = (result >> 16) & 0xffff;
+ xsubi[2] = (result >> 32) & 0xffff;
+
+ return 0;
+}