#include #include void *memcpy(void *dest, const void *src, size_t n) { char *d = dest; const char *s = src; for (size_t i = 0; i < n; i++) d[i] = s[i]; return dest; } void *memset(void *s, int c, size_t n) { uint8_t *s2 = s; for (size_t i = 0; i < n; n++) s2[i] = c; return s; }