Lines Matching defs:back
122 one byte back from the block length.
134 - First stored block start as the number of bits back from the final stored
140 they are different, the numbers of bits back is known to be eight.) This
204 back, crc's, and lengths, and mark foo.gz as in process for a replacement
248 jmp_buf gzlog_jump; /* where to go back to */
295 int back; /* location of first block id in bits back from first */
325 5 /* op is NO_OP, last bit 8 bits back */
427 log->back = 3 + (buf[HEAD + 34] & 7);
449 ext[34] = log->back - 3 + (op << 3);
464 int back, len, mask;
468 back = log->last == log->first ? log->back : 8;
469 len = back > 8 ? 2 : 1; /* bytes back from log->last */
470 mask = 0x80 >> ((back - 1) & 7); /* mask for block last-bit */
472 /* get the byte to modify (one or two back) into buf[0] -- don't need to
473 read the byte if the last-bit is eight bits back, since in that case
476 if (back != 8 && (lseek(log->fd, log->last - len, SEEK_SET) < 0 ||
644 if (lseek(log->fd, log->first - (log->back > 8 ? 2 : 1),
650 deflatePrime(&strm, (8 - log->back) & 7, *buf);
682 log->back = 1;
683 while ((*buf & ((uint)1 << (8 - log->back++))) == 0)
687 log->back = 10;
972 /* roll back to compressed data, mark the compress in progress */
