189 addmagic(char *buff, int bytes)  in addmagic()  argument
198 	memcpy(buff, uniq, sizeof uniq);  in addmagic()
199 	tail = buff + bytes - sizeof uniq;  in addmagic()
206 ismagicok(char *buff, char *tail)  in ismagicok()  argument
208 	return  memcmp(buff, uniq, sizeof uniq) == 0 ||  in ismagicok()
217 bio(File *fp, Rdwrfn *rdwr, char *buff, Daddr stsect, int sects, int mustseek)  in bio()  argument
235 		tail = addmagic(buff, bytes);  in bio()
237 	xfered = (*rdwr)(fp->fd, buff, bytes);  in bio()
240 		if (rdwr == read && ismagicok(buff, tail))  in bio()
259 		memset(buff+xfered, '\0', bytes-xfered);  in bio()
269 		xfered = (*rdwr)(fp->fd, buff+bytes-toread, toread);  in bio()
276 		memset(buff+bytes-toread, '\0', toread);  in bio()
302 transfer(File *fp, Rdwrfn *rdwr, char *buff, Daddr stsect, int sects,  in transfer()  argument
305 	int res = bio(fp, rdwr, buff, stsect, sects, mustseek);  in transfer()
320 bigxfer(File *fp, Rdwrfn *rdwr, char *buff, Daddr stsect, int sects,  in bigxfer()  argument
327 		if (!badsect(transfer(fp, rdwr, buff, stsect, sects, mustseek)))  in bigxfer()
335 		if (badsect(transfer(fp, rdwr, buff+i*sectsz, stsect+i, 1,  in bigxfer()
383 verify(File *src, File *dest, char *buff, char *buft, Daddr stsect,  in verify()  argument
389 		if (memcmp(buff + i*sectsz, buft + i*sectsz, sectsz) != 0)  in verify()
404 		if (badsect(bio(src,  read, buff, thissect, 1, Mustseek)))  in verify()
408 		if (memcmp(buff, buft, sectsz) != 0) {  in verify()
450 swizzlebits(char *buff, int sects)  in swizzlebits()  argument
454 	endbp = (uchar *)(buff+sects*sectsz);  in swizzlebits()
455 	for (bp = (uchar *)buff; bp < endbp; bp++)  in swizzlebits()