138 _http_new_chunk(struct httpio *io)  in _http_new_chunk()  argument
142 	if (_fetch_getln(io->conn) == -1)  in _http_new_chunk()
145 	if (io->conn->buflen < 2 || !ishexnumber((unsigned)*io->conn->buf))  in _http_new_chunk()
148 	for (p = io->conn->buf; *p && !isspace((unsigned)*p); ++p) {  in _http_new_chunk()
154 			io->chunksize = io->chunksize * 16 +  in _http_new_chunk()
157 			io->chunksize = io->chunksize * 16 +  in _http_new_chunk()
164 		io->total += io->chunksize;  in _http_new_chunk()
165 		if (io->chunksize == 0)  in _http_new_chunk()
169 			    __func__, (unsigned long)io->chunksize,  in _http_new_chunk()
170 			    (unsigned long)io->total);  in _http_new_chunk()
174 	return (io->chunksize);  in _http_new_chunk()
181 _http_growbuf(struct httpio *io, size_t len)  in _http_growbuf()  argument
185 	if (io->bufsize >= len)  in _http_growbuf()
188 	if ((tmp = realloc(io->buf, len)) == NULL)  in _http_growbuf()
190 	io->buf = tmp;  in _http_growbuf()
191 	io->bufsize = len;  in _http_growbuf()
199 _http_fillbuf(struct httpio *io, size_t len)  in _http_fillbuf()  argument
201 	if (io->error)  in _http_fillbuf()
203 	if (io->eof)  in _http_fillbuf()
206 	if (io->chunked == 0) {  in _http_fillbuf()
207 		if (_http_growbuf(io, len) == -1)  in _http_fillbuf()
209 		if ((io->buflen = _fetch_read(io->conn, io->buf, len)) == -1) {  in _http_fillbuf()
210 			io->error = 1;  in _http_fillbuf()
213 		io->bufpos = 0;  in _http_fillbuf()
214 		return (io->buflen);  in _http_fillbuf()
217 	if (io->chunksize == 0) {  in _http_fillbuf()
218 		switch (_http_new_chunk(io)) {  in _http_fillbuf()
220 			io->error = 1;  in _http_fillbuf()
223 			io->eof = 1;  in _http_fillbuf()
228 	if (len > io->chunksize)  in _http_fillbuf()
229 		len = io->chunksize;  in _http_fillbuf()
230 	if (_http_growbuf(io, len) == -1)  in _http_fillbuf()
232 	if ((io->buflen = _fetch_read(io->conn, io->buf, len)) == -1) {  in _http_fillbuf()
233 		io->error = 1;  in _http_fillbuf()
236 	io->chunksize -= io->buflen;  in _http_fillbuf()
238 	if (io->chunksize == 0) {  in _http_fillbuf()
241 		if (_fetch_read(io->conn, endl, 2) != 2 ||  in _http_fillbuf()
246 	io->bufpos = 0;  in _http_fillbuf()
248 	return (io->buflen);  in _http_fillbuf()
257 	struct httpio *io = (struct httpio *)v;  in _http_readfn()  local
260 	if (io->error)  in _http_readfn()
262 	if (io->eof)  in _http_readfn()
267 		if (!io->buf || io->bufpos == io->buflen)  in _http_readfn()
268 			if (_http_fillbuf(io, (unsigned) len) < 1)  in _http_readfn()
270 		l = io->buflen - io->bufpos;  in _http_readfn()
273 		bcopy(io->buf + io->bufpos, buf + pos, (unsigned) l);  in _http_readfn()
274 		io->bufpos += l;  in _http_readfn()
277 	if (!pos && io->error)  in _http_readfn()
288 	struct httpio *io = (struct httpio *)v;  in _http_writefn()  local
290 	return (_fetch_write(io->conn, buf, (unsigned) len));  in _http_writefn()
299 	struct httpio *io = (struct httpio *)v;  in _http_closefn()  local
302 	r = _fetch_close(io->conn);  in _http_closefn()
303 	if (io->buf)  in _http_closefn()
304 		free(io->buf);  in _http_closefn()
305 	free(io);  in _http_closefn()
315 	struct httpio *io;  in _http_funopen()  local
318 	if ((io = calloc(1, sizeof(*io))) == NULL) {  in _http_funopen()
322 	io->conn = conn;  in _http_funopen()
323 	io->chunked = chunked;  in _http_funopen()
324 	f = funopen(io, _http_readfn, _http_writefn, NULL, _http_closefn);  in _http_funopen()
327 		free(io);  in _http_funopen()