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authorShipwreckt <shipwreckt@mailfence.com>2025-02-22 07:10:10 +0000
committerShipwreckt <shipwreckt@mailfence.com>2025-02-22 07:10:10 +0000
commit971bbb74a02f83650c8cd0550fb91886c4d460fe (patch)
treed0d56e38ba28ddf37866ceb6b275ff5de48a0e40 /files/config/suckless/slstatus/components/entropy.c
parent749b69e71e0475bcf1f4d7067414f55f830c9e8d (diff)
2nd initial commit
Diffstat (limited to 'files/config/suckless/slstatus/components/entropy.c')
-rw-r--r--files/config/suckless/slstatus/components/entropy.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/files/config/suckless/slstatus/components/entropy.c b/files/config/suckless/slstatus/components/entropy.c
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--- /dev/null
+++ b/files/config/suckless/slstatus/components/entropy.c
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+/* See LICENSE file for copyright and license details. */
+#include "../slstatus.h"
+#if defined(__linux__)
+ #include <stdint.h>
+ #include <stdio.h>
+
+ #include "../util.h"
+
+ #define ENTROPY_AVAIL "/proc/sys/kernel/random/entropy_avail"
+
+ const char *
+ entropy(const char *unused)
+ {
+ uintmax_t num;
+
+ if (pscanf(ENTROPY_AVAIL, "%ju", &num) != 1)
+ return NULL;
+
+ return bprintf("%ju", num);
+ }
+#elif defined(__OpenBSD__) | defined(__FreeBSD__)
+ const char *
+ entropy(const char *unused)
+ {
+ // https://www.unicode.org/charts/PDF/U2200.pdf
+ /* Unicode Character 'INFINITY' (U+221E) */
+ return "\u221E";
+ }
+#endif