MUCH work in libc

Also cleaned up some syscalls etc

1 files changed, 14 insertions, 0 deletions

diff --git a/src/userspace/libc/string/strinv.c b/src/userspace/libc/string/strinv.c
new file mode 100644
index 0000000..38f0b78
--- /dev/null
+++ b/src/userspace/libc/string/strinv.c
@@ -0,0 +1,14 @@
+#include <stdint.h>
+#include <string.h>
+
+void strinv(char *str)
+{
+	u8 s_str = strlen(str);
+
+	int iterations = (int)s_str / 2;
+	for (int i = 0; i < iterations; i++) {
+		char aux = str[i];
+		str[i] = str[(s_str - i) - 1];
+		str[(s_str - i) - 1] = aux;
+	}
+}
\ No newline at end of file