Added rotating buffers

1 files changed, 7 insertions, 0 deletions

diff --git a/include/lib/mem.h b/include/lib/mem.h
index eff6445..04056f7 100644
--- a/include/lib/mem.h
+++ b/include/lib/mem.h
@@ -12,9 +12,16 @@ struct MemTab {
 	void* data;
 } __attribute__((packed));
 
+struct RotBuffer {
+	void* base;
+	unsigned int size;
+	unsigned int offset;
+};
+
 void memset(unsigned char* dest, unsigned char value, unsigned int n);
 void memcpy(unsigned char* src, unsigned char* dest, unsigned int n);
 unsigned char memcmp(unsigned char* a, unsigned char* b, unsigned int n);
+void memcpyrot(unsigned char* src, struct RotBuffer* rb, unsigned int n);
 
 void memshow32(unsigned long* addr, unsigned int n);
 void memset32(unsigned long* dest, unsigned long value, unsigned int n);