摘要：
http://www.oschina.net/question/583160_66329void send_duff(char *to, char *from, int count)
{ int n = (count + 7) / 8; switch(count % 8) { case 0: do { *to++ = *from++; case 7: *to++ = *from++; case 6: *to++ = *from++; case 5: ... 阅读全文
