From 99e183a2f569729d722d83503cb851d6198fc1fe Mon Sep 17 00:00:00 2001
From: Marvin Borner
Date: Thu, 23 Jul 2020 13:10:22 +0200
Subject: Some functions for stdlib

---
 src/lib/inc/conv.h   | 13 +++++++++++++
 src/lib/inc/def.h    |  9 ---------
 src/lib/inc/math.h   | 10 ++++++++++
 src/lib/inc/mem.h    | 18 ++++++++++++++++++
 src/lib/inc/str.h    | 16 ++++++++++++++++
 src/lib/inc/string.h | 10 ----------
 6 files changed, 57 insertions(+), 19 deletions(-)
 create mode 100644 src/lib/inc/conv.h
 create mode 100644 src/lib/inc/math.h
 create mode 100644 src/lib/inc/mem.h
 create mode 100644 src/lib/inc/str.h
 delete mode 100644 src/lib/inc/string.h

(limited to 'src/lib/inc')

diff --git a/src/lib/inc/conv.h b/src/lib/inc/conv.h
new file mode 100644
index 0000000..8295756
--- /dev/null
+++ b/src/lib/inc/conv.h
@@ -0,0 +1,13 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#ifndef CONV_H
+#define CONV_H
+
+#include <def.h>
+
+int atoi(char *str);
+char *htoa(u32 n);
+int htoi(char *str);
+char *itoa(int n);
+
+#endif
diff --git a/src/lib/inc/def.h b/src/lib/inc/def.h
index 409c0b3..42939a0 100644
--- a/src/lib/inc/def.h
+++ b/src/lib/inc/def.h
@@ -24,14 +24,5 @@ typedef unsigned long long u64;
  */
 
 #define NULL ((void *)0)
-#define malloc(n) ((void *)((HEAP += n) - n)) // TODO: Implement real/better malloc/free
-#define free(x)
-
-/**
- * Heap
- */
-
-extern u32 HEAP;
-extern u32 HEAP_START;
 
 #endif
diff --git a/src/lib/inc/math.h b/src/lib/inc/math.h
new file mode 100644
index 0000000..268e3e7
--- /dev/null
+++ b/src/lib/inc/math.h
@@ -0,0 +1,10 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#ifndef MATH_H
+#define MATH_H
+
+#include <def.h>
+
+int pow(int base, int exp);
+
+#endif
diff --git a/src/lib/inc/mem.h b/src/lib/inc/mem.h
new file mode 100644
index 0000000..2aaf4d8
--- /dev/null
+++ b/src/lib/inc/mem.h
@@ -0,0 +1,18 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#ifndef MEM_H
+#define MEM_H
+
+#include <def.h>
+
+#define malloc(n) ((void *)((HEAP += n) - n)) // TODO: Implement real/better malloc/free
+#define free(x)
+
+extern u32 HEAP;
+extern u32 HEAP_START;
+
+void *memcpy(void *dst, const void *src, u32 n);
+void *memset(void *dst, int c, u32 n);
+int memcmp(const void *s1, const void *s2, u32 n);
+
+#endif
diff --git a/src/lib/inc/str.h b/src/lib/inc/str.h
new file mode 100644
index 0000000..0e00e75
--- /dev/null
+++ b/src/lib/inc/str.h
@@ -0,0 +1,16 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#ifndef STRING_H
+#define STRING_H
+
+#include <def.h>
+
+u32 strlen(const char *s);
+char *strcpy(char *dst, const char *src);
+char *strchr(const char *s, int c);
+char *strcat(char *dst, const char *src);
+int strcmp(const char *s1, const char *s2);
+char *strinv(char *s);
+char *strdup(const char *s);
+
+#endif
diff --git a/src/lib/inc/string.h b/src/lib/inc/string.h
deleted file mode 100644
index c97fada..0000000
--- a/src/lib/inc/string.h
+++ /dev/null
@@ -1,10 +0,0 @@
-// MIT License, Copyright (c) 2020 Marvin Borner
-
-#ifndef STRING_H
-#define STRING_H
-
-#include <def.h>
-
-u32 strlen(const char *str);
-
-#endif
-- 
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