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Add arc4random_addrandom binary compatibility.

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This was in <stdlib.h> in older releases. It's no longer used, but we can
preserve backwards compatibility by making it a no-op.

(cherry-pick of 51c8355d5cf4b83ccd2ad250ca4c61a616356c2b.)

Bug: 16205834
Change-Id: Idde7b46df4f253e39675600bcf82352879a716e7
This commit is contained in:
Elliott Hughes 2014-09-08 10:25:33 -07:00
parent b4673c4102
commit fc829736e1
1 changed files with 5 additions and 0 deletions
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5
libc/bionic/ndk_cruft.cpp
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@ -308,6 +308,11 @@ extern "C" void arc4random_stir(void) {
// The current implementation stirs itself as needed.
}
// This was removed from BSD.
extern "C" void arc4random_addrandom(unsigned char*, int) {
// The current implementation adds randomness as needed.
}
// Old versions of the NDK did not export malloc_usable_size, but did
// export dlmalloc_usable_size. We are moving away from dlmalloc in L
// so make this call malloc_usable_size.