+ out = NULL;
+ req = resp = NULL;
+ while(plex >= 0) {
+ if((req = parsereq(in)) == NULL)
+ break;
+ if(!canonreq(req))
+ break;
+
+ if((conn->initreq != NULL) && conn->initreq(conn, req))
+ break;
+
+ if((plex < 0) || block(plex, EV_WRITE, 60) <= 0)
+ break;
+ if(socketpair(PF_UNIX, SOCK_STREAM, 0, pfds))
+ break;
+ if(sendreq(plex, req, pfds[0]))
+ break;
+ close(pfds[0]);
+ out = mtstdopen(pfds[1], 1, 600, "r+");
+
+ if(getheader(req, "content-type") != NULL) {
+ if((hd = getheader(req, "content-length")) != NULL) {
+ dlen = atoo(hd);
+ if(dlen > 0) {
+ if(passdata(in, out, dlen) != dlen)
+ break;
+ }
+ } else if(((hd = getheader(req, "transfer-encoding")) != NULL) && !strcasecmp(hd, "chunked")) {
+ if(recvchunks(in, out))
+ break;
+ } else {
+ /* Ignore rather than abort, to be kinder to broken clients. */
+ headrmheader(req, "content-type");
+ }
+ }
+ if(fflush(out))
+ break;
+ /* Make sure to send EOF */
+ shutdown(pfds[1], SHUT_WR);
+
+ if((resp = parseresponse(out)) == NULL)
+ break;
+ replstr(&resp->ver, req->ver);
+
+ if(!getheader(resp, "server"))
+ headappheader(resp, "Server", sprintf3("ashd/%s", VERSION));
+
+ if(!strcasecmp(req->ver, "HTTP/1.0")) {
+ if(!strcasecmp(req->method, "head")) {
+ keep = http10keep(req, resp);
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ } else if((hd = getheader(resp, "content-length")) != NULL) {
+ keep = http10keep(req, resp);
+ dlen = atoo(hd);
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ if(passdata(out, in, dlen) != dlen)
+ break;
+ } else {
+ headrmheader(resp, "connection");
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ passdata(out, in, -1);
+ break;
+ }
+ if(!keep)
+ break;
+ } else if(!strcasecmp(req->ver, "HTTP/1.1")) {
+ if(!strcasecmp(req->method, "head")) {
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ } else if((hd = getheader(resp, "content-length")) != NULL) {
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ dlen = atoo(hd);
+ if(passdata(out, in, dlen) != dlen)
+ break;
+ } else if(!getheader(resp, "transfer-encoding")) {
+ headappheader(resp, "Transfer-Encoding", "chunked");
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ if(passchunks(out, in))
+ break;
+ } else {
+ writeresp(in, resp);
+ fprintf(in, "\r\n");
+ passdata(out, in, -1);
+ break;
+ }
+ if(hasheader(req, "connection", "close") || hasheader(resp, "connection", "close"))
+ break;
+ } else {
+ break;