From d94b024b73aeca06de417e0fd3c502495312a8b2 Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Sat, 7 Dec 2019 13:40:28 +0100
Subject: Added userspace libc and began userspace based shell

---
 src/userspace/mlibc/stdlib/htoa.c | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 src/userspace/mlibc/stdlib/htoa.c

(limited to 'src/userspace/mlibc/stdlib/htoa.c')

diff --git a/src/userspace/mlibc/stdlib/htoa.c b/src/userspace/mlibc/stdlib/htoa.c
new file mode 100644
index 0000000..098e1c8
--- /dev/null
+++ b/src/userspace/mlibc/stdlib/htoa.c
@@ -0,0 +1,31 @@
+#include <stdint.h>
+#include <mlibc/string.h>
+#include <mlibc/stdlib.h>
+
+static const char __HTOA_TABLE[] = "0123456789ABCDEF";
+
+char *htoa(uint32_t n)
+{
+    char *ret = 0;
+    //kmalloc(10);
+
+    int i = 0;
+    while (n) {
+        ret[i++] = __HTOA_TABLE[n & 0xF];
+        n >>= 4;
+    }
+
+    if (!i) {
+        ret[0] = '0';
+        i++;
+    }
+
+    for (; i <= 9; i++) ret[i] = 0;
+
+    char *aux = strdup(ret);
+    // kfree(ret);
+    ret = aux;
+
+    strinv(ret);
+    return ret;
+}
\ No newline at end of file
-- 
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