From 05e1fedcc9cd30d1a34a65e640da45e980b4f859 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 19 Sep 2019 19:56:59 +0200
Subject: Moved source to kernel directory

---
 src/kernel/lib/memory.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 src/kernel/lib/memory.c

(limited to 'src/kernel/lib/memory.c')

diff --git a/src/kernel/lib/memory.c b/src/kernel/lib/memory.c
new file mode 100644
index 0000000..e306ada
--- /dev/null
+++ b/src/kernel/lib/memory.c
@@ -0,0 +1,26 @@
+#include "../graphics/graphics.h"
+
+void *memory_copy(void *dest, const void *src, size_t count) {
+    const char *sp = (const char *) src;
+    char *dp = (char *) dest;
+    for (; count != 0; count--) *dp++ = *sp++;
+    return dest;
+}
+
+void *memory_set(void *dest, char val, size_t count) {
+    char *temp = (char *) dest;
+    for (; count != 0; count--) *temp++ = val;
+    return dest;
+}
+
+int memory_compare(const void *a_ptr, const void *b_ptr, size_t size) {
+    const unsigned char *a = (const unsigned char *) a_ptr;
+    const unsigned char *b = (const unsigned char *) b_ptr;
+    for (size_t i = 0; i < size; i++) {
+        if (a[i] < b[i])
+            return -1;
+        else if (b[i] < a[i])
+            return 1;
+    }
+    return 0;
+}
\ No newline at end of file
-- 
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