81 #define BUFLEFT(c) (sizeof (c)->buf - ((c)->bufend - (c)->buf))
161       c->bufstart = c->bufend;  in chat_UpdateSet()
300       end = c->bufend - c->arglen + 1;  in chat_UpdateSet()
350       end = ptr = c->bufend;  in chat_UpdateLog()
352       ptr = c->bufend - in;  in chat_UpdateLog()
353       for (end = c->bufend - 1; end >= ptr; end--)  in chat_UpdateLog()
359       for (ptr = c->bufend - (in == -1 ? 1 : in + 1); ptr >= c->bufstart; ptr--)  in chat_UpdateLog()
397     in = physical_Read(c->physical, c->bufend, in);  in chat_Read()
402     ebegin = c->bufend - c->arglen + 1;  in chat_Read()
408       abegin = c->bufend - c->abort.string[0].len + 1;  in chat_Read()
409       aend = c->bufend - c->abort.string[c->abort.num-1].len + in + 1;  in chat_Read()
419     c->bufend += in;  in chat_Read()
423     if (c->bufend > c->buf + sizeof c->buf / 2) {  in chat_Read()
440         while (from < c->bufend)  in chat_Read()
443         c->bufend -= chop;  in chat_Read()
459             c->bufend - begin - c->arglen + 1) == NULL) {  in chat_Read()
461           end = c->bufend;  in chat_Read()
462           c->bufend = begin + c->arglen;  in chat_Read()
464           c->bufend = end;  in chat_Read()
472           if (begin + c->abort.string[n].len > c->bufend)  in chat_Read()
477                 c->bufend - begin - c->abort.string[n].len + 1) == NULL) {  in chat_Read()
479               end = c->bufend;  in chat_Read()
480               c->bufend = begin + c->abort.string[n].len;  in chat_Read()
482               c->bufend = end;  in chat_Read()
563   c->bufstart = c->bufend = c->buf;  in chat_Init()