stdlib.h

src/arch/x86/kmem.hpp

@@ -1,6 +1,10 @@
 #ifndef OS1_KMEM_H
 #define OS1_KMEM_H
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #include <stddef.h>
 #include <stdint.h>
 
@@ -28,4 +32,8 @@ void                    *krealloc(void *addr, size_t newsize);
 uint64_t                 get_heap_allocated();
 uint64_t                 get_heap_used();
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/kernel/stdlib.h

@@ -0,0 +1,27 @@
+//
+// Created by Stepan Usatiuk on 23.03.2024.
+//
+
+#ifndef OS2_STDLIB_H
+#define OS2_STDLIB_H
+
+#include "kmem.hpp"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static inline void  free(void *ptr) { return kfree(ptr); }
+static inline void *calloc(size_t nmemb, size_t size) {
+    void *ret = kmalloc(nmemb * size);
+    __builtin_memset(ret, 0, nmemb * size);
+    return ret;
+}
+static inline void *malloc(size_t size) { return kmalloc(size); }
+static inline void *realloc(void *ptr, size_t size) { return krealloc(ptr, size); }
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif //OS2_STDLIB_H