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Add a fallback definition for __NR_getrandom for ARM linux

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Reviewed-by: Paul Dale <paul.dale@oracle.com>
(Merged from https://github.com/openssl/openssl/pull/9619)
This commit is contained in:
Bernd Edlinger 2019-08-17 13:22:07 +02:00
parent 784883fc2c
commit 24d932ec84
1 changed files with 7 additions and 0 deletions

7
crypto/rand/rand_unix.c

@ -254,6 +254,13 @@ static ssize_t sysctl_random(char *buf, size_t buflen)
# endif
# if defined(OPENSSL_RAND_SEED_GETRANDOM)
# if defined(__linux) && !defined(__NR_getrandom)
# if defined(__arm__) && defined(__NR_SYSCALL_BASE)
# define __NR_getrandom (__NR_SYSCALL_BASE+384)
# endif
# endif
/*
* syscall_random(): Try to get random data using a system call
* returns the number of bytes returned in buf, or < 0 on error.