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util: Move bitwise_copy() here, add new bitwise functions, add a test.

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bitwise_copy() is generally useful so make it a general utility function.
Also add a comment.

Upcoming commits will introduce users for the new functions.

Signed-off-by: Ben Pfaff <blp@nicira.com>
This commit is contained in:
Ben Pfaff
2012-01-17 16:38:23 -08:00
parent a39edbd4a4
commit ddc4f8e27f
6 changed files with 204 additions and 57 deletions
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3
lib/random.h
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 2008, 2009, 2010 Nicira Networks.
* Copyright (c) 2008, 2009, 2010, 2012 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -27,6 +27,7 @@ void random_bytes(void *, size_t);
uint8_t random_uint8(void);
uint16_t random_uint16(void);
uint32_t random_uint32(void);
uint64_t random_uint64(void);
int random_range(int max);
#endif /* random.h */