From 76424950e373d3b04ac3dd13019151bfba3e8423 Mon Sep 17 00:00:00 2001
From: sumuel <samuel@yakubos.org>
Date: Mon, 17 Aug 2026 20:44:55 +0000
Subject: Add the files

---
 src/common/impl/memrchr.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 src/common/impl/memrchr.c

(limited to 'src/common/impl/memrchr.c')

diff --git a/src/common/impl/memrchr.c b/src/common/impl/memrchr.c
new file mode 100644
index 0000000..aaf97e6
--- /dev/null
+++ b/src/common/impl/memrchr.c
@@ -0,0 +1,21 @@
+#include "common/memrchr.h"
+#include <stddef.h>
+#include <stdint.h>
+
+void* memrchr(const void* s, int c, size_t n) {
+    if (n == 0) {
+        return NULL;
+    }
+
+    const uint8_t uc = (uint8_t) c;
+
+    const uint8_t* p = (const uint8_t*) s + n;
+
+    while (n--) {
+        if (*--p == uc) {
+            return (void*) p;
+        }
+    }
+
+    return NULL;
+}
-- 
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