Squash commits for public release

boot/libboot/mem/mem.h

@@ -0,0 +1,37 @@
+#ifndef _BOOT_LIBBOOT_MEM_MEM_H
+#define _BOOT_LIBBOOT_MEM_MEM_H
+
+#include <libboot/types.h>
+
+int strcmp(const char* a, const char* b);
+int strncmp(const char* a, const char* b, uint32_t num);
+size_t strlen(const char* s);
+size_t strnlen(const char* s, size_t maxlen);
+void* memset(void* dest, uint8_t fll, uint32_t nbytes);
+void* memcpy(void* dest, const void* src, uint32_t nbytes);
+void* memccpy(void* dest, const void* src, uint8_t stop, uint32_t nbytes);
+void* memmove(void* dest, const void* src, uint32_t nbytes);
+int memcmp(const void* src1, const void* src2, uint32_t nbytes);
+
+static size_t align_size(size_t size, size_t align)
+{
+    if (size % align) {
+        size += align - (size % align);
+    }
+    return size;
+}
+
+static inline void* copy_after_kernel(size_t kbase, void* from, size_t size, size_t* kernel_size, size_t align)
+{
+    void* pp = (void*)(kbase + *kernel_size);
+    memcpy(pp, from, size);
+    *kernel_size += align_size(size, align);
+    return pp;
+}
+
+static inline void* paddr_to_vaddr(void* ptr, size_t pbase, size_t vbase)
+{
+    return (void*)((size_t)ptr - pbase + vbase);
+}
+
+#endif // _BOOT_LIBBOOT_MEM_MEM_H