155 struct huff {  struct
165 static void len2huff(struct huff *huff, char bitlen[], int len)  in len2huff()  argument
171   memset(huff, 0, sizeof(struct huff));  in len2huff()
172   for (i = 0; i<len; i++) huff->length[bitlen[i]]++;  in len2huff()
176   *huff->length = *offset = 0;  in len2huff()
177   for (i = 1; i<16; i++) offset[i] = offset[i-1] + huff->length[i-1];  in len2huff()
178   for (i = 0; i<len; i++) if (bitlen[i]) huff->symbol[offset[bitlen[i]]++] = i;  in len2huff()
185 static unsigned huff_and_puff(struct bitbuf *bb, struct huff *huff)  in huff_and_puff()  argument
187   unsigned short *length = huff->length;  in huff_and_puff()
195     if ((length - huff->length) & 16) error_exit("bad symbol");  in huff_and_puff()
198   return huff->symbol[start + offset];  in huff_and_puff()
240       struct huff *disthuff, *lithuff;  in inflate()
244         struct huff *h2 = ((struct huff *)libbuf)+1;  in inflate()
280         len2huff(disthuff = ((struct huff *)libbuf)+2, bits+litlen, distlen);  in inflate()
397   len2huff(dd->fixlithuff = ((struct huff *)libbuf)+3, libbuf, 288);  in init_deflate()
399   len2huff(dd->fixdisthuff = ((struct huff *)libbuf)+4, libbuf, 30);  in init_deflate()