#include #include "memcpy_extra.h" void memcpy_offset (char *dst, char *src, int doff, int soff, int len) { memcpy(dst + doff, src + soff, len); } void memmove_offset (char *dst, char *src, int doff, int soff, int len) { memmove(dst + doff, src + soff, len); }