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authorLaurent Bercot <ska-skaware@skarnet.org>2022-03-27 06:49:31 +0000
committerLaurent Bercot <ska@appnovation.com>2022-03-27 06:49:31 +0000
commit1fedaae65b56b8548cdf2d8c26e2becece5fec07 (patch)
tree018614f853867c7977aaf7cd619769fd432179c1 /src/sysdeps
parent73439ad0ff5363ad629086fe04ac44f5569a185e (diff)
downloadskalibs-1fedaae65b56b8548cdf2d8c26e2becece5fec07.tar.xz
Add sysdep for GRND_INSECURE
Signed-off-by: Laurent Bercot <ska@appnovation.com>
Diffstat (limited to 'src/sysdeps')
-rw-r--r--src/sysdeps/trygrndinsecure.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/sysdeps/trygrndinsecure.c b/src/sysdeps/trygrndinsecure.c
new file mode 100644
index 0000000..a856ee7
--- /dev/null
+++ b/src/sysdeps/trygrndinsecure.c
@@ -0,0 +1,16 @@
+/* ISC license. */
+
+#include <features.h>
+
+#ifdef __stub_getrandom
+#error getrandom() appears to be a stub function, we won't use it.
+#endif
+
+#include <sys/random.h>
+
+int main (void)
+{
+ char buf[4] ;
+ if (getrandom(buf, 4, GRND_INSECURE) < 0) return 1 ;
+ return 0 ;
+}