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authorLaslo Hunhold <dev@frign.de>2017-09-24 15:33:01 +0200
committerAaron Marcher <me@drkhsh.at>2017-09-24 17:20:27 +0200
commit01683fe2fa321671bd7ba2d3200ff39d0b17d041 (patch)
tree2264b09abf2e57daee396b632573f4b81e47aa59 /components/entropy.c
parent95aad0f22ad49f20e6b8d1543af278369da5572f (diff)
Move components into dedicated subdirectory
This brings us a lot more tidiness.
Diffstat (limited to 'components/entropy.c')
-rw-r--r--components/entropy.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/components/entropy.c b/components/entropy.c
new file mode 100644
index 0000000..0d3564e
--- /dev/null
+++ b/components/entropy.c
@@ -0,0 +1,13 @@
+/* See LICENSE file for copyright and license details. */
+#include <stdio.h>
+
+#include "../util.h"
+
+const char *
+entropy(void)
+{
+ int num;
+
+ return (pscanf("/proc/sys/kernel/random/entropy_avail", "%d", &num) == 1) ?
+ bprintf("%d", num) : NULL;
+}