int parse_request(struct buf *bufp) {
char *p;
p = bufp->parse_p;
//dbprintf("parse_request:\n\trbuf left to parse:\n%s\n", p);
// count request number based on CRLF2
while ((p = strstr(p, CRLF2)) != NULL && p < bufp->rbuf_tail) {
++(bufp->rbuf_req_count);
p += strlen(CRLF2);
bufp->parse_p = p;
}
// parse every request
while (bufp->rbuf_req_count != 0) {
dbprintf("parse_request: request count %d\n", bufp->rbuf_req_count);
// calloc http_req
if (bufp->req_fully_received == 1) {
//dbprintf("parse_request: start parsing new request\n");
bufp->http_req_p = (struct http_req *)calloc(1, sizeof(struct http_req));
bufp->req_fully_received = 0;
bufp->req_line_header_received = 0;
}
// parse req
parse_request_line(bufp);
parse_request_headers(bufp);
bufp->req_line_header_received = 1;// update
parse_message_body(bufp); // set req_fully_received inside
// if fully received, enqueue
if (bufp->req_fully_received == 1) {
dbprintf("parse_request: req fully received\n");
// update req_queue
req_enqueue(bufp->req_queue_p, bufp->http_req_p);
// update rbuf
--(bufp->rbuf_req_count);
bufp->rbuf_head = strstr(bufp->rbuf_head, CRLF2) + strlen(CRLF2);
} else {
// only POST can reach here
dbprintf("parse_request: POST req not fully received yet, continue receiving\n");
break; // break out while loop
}
}
return 0;
}
// generic-message = start-line
// *(message-header CRLF)
// CRLF
// [ message-body ]
const char* parse_generic_message(unsigned char** p)
{
if (parse_start_line(p))
return ERR;
while (0 != (char)**p) {
if (parse_message_header(p))
break;
if (parse_crlf(p))
return ERR;
}
if (parse_crlf(p))
return ERR;
return parse_message_body(p);
}
