version 0.3.0

[fms.git] / libs / shttpd / io_cgi.c

diff --git a/libs/shttpd/io_cgi.c b/libs/shttpd/io_cgi.c
deleted file mode 100644 (file)
index f7efb64..0000000
--- a/libs/shttpd/io_cgi.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * Copyright (c) 2004-2005 Sergey Lyubka <valenok@gmail.com>
- * All rights reserved
- *
- * "THE BEER-WARE LICENSE" (Revision 42):
- * Sergey Lyubka wrote this file.  As long as you retain this notice you
- * can do whatever you want with this stuff. If we meet some day, and you think
- * this stuff is worth it, you can buy me a beer in return.
- */
-
-#include "defs.h"
-
-static int
-write_cgi(struct stream *stream, const void *buf, size_t len)
-{
-       assert(stream->chan.sock != -1);
-       assert(stream->flags & FLAG_W);
-
-       return (send(stream->chan.sock, buf, len, 0));
-}
-
-static int
-read_cgi(struct stream *stream, void *buf, size_t len)
-{
-       struct headers  parsed;
-       char            status[4];
-       int             n;
-
-       assert(stream->chan.sock != -1);
-       assert(stream->flags & FLAG_R);
-
-       stream->flags &= ~FLAG_DONT_CLOSE;
-
-       n = recv(stream->chan.sock, buf, len, 0);
-
-       if (stream->flags & FLAG_HEADERS_PARSED)
-               return (n);
-
-       if (n <= 0 && ERRNO != EWOULDBLOCK) {
-               send_server_error(stream->conn, 500, "Error running CGI");
-               return (n);
-       }
-
-       /*
-        * CGI script may output Status: and Location: headers, which
-        * may alter the status code. Buffer in headers, parse
-        * them, send correct status code and then forward all data
-        * from CGI script back to the remote end.
-        * Reply line was alredy appended to the IO buffer in
-        * decide_what_to_do(), with blank status code.
-        */
-
-       stream->flags |= FLAG_DONT_CLOSE;
-       io_inc_head(&stream->io, n);
-
-       stream->headers_len = get_headers_len(stream->io.buf, stream->io.head);
-       if (stream->headers_len < 0) {
-               stream->flags &= ~FLAG_DONT_CLOSE;
-               send_server_error(stream->conn, 500, "Bad headers sent");
-               elog(E_LOG, stream->conn, "CGI script sent invalid headers: "
-                   "[%.*s]", stream->io.head - CGI_REPLY_LEN,
-                   stream->io.buf + CGI_REPLY_LEN);
-               return (0);
-       }
-
-       /*
-        * If we did not received full headers yet, we must not send any
-        * data read from the CGI back to the client. Suspend sending by
-        * setting tail = head, which tells that there is no data in IO buffer
-        */
-
-       if (stream->headers_len == 0) {
-               stream->io.tail = stream->io.head;
-               return (0);
-       }
-
-       /* Received all headers. Set status code for the connection. */
-       (void) memset(&parsed, 0, sizeof(parsed));
-       parse_headers(stream->io.buf, stream->headers_len, &parsed);
-       stream->content_len = parsed.cl.v_big_int;
-       stream->conn->status = (int) parsed.status.v_big_int;
-
-       /* If script outputs 'Location:' header, set status code to 302 */
-       if (parsed.location.v_vec.len > 0)
-               stream->conn->status = 302;
-
-       /*
-        * If script did not output neither 'Location:' nor 'Status' headers,
-        * set the default status code 200, which means 'success'.
-        */
-       if (stream->conn->status == 0)
-               stream->conn->status = 200;
-
-       /* Append the status line to the beginning of the output */
-       (void) my_snprintf(status, sizeof(status), "%3d", stream->conn->status);
-       (void) memcpy(stream->io.buf + 9, status, 3);
-       DBG(("read_cgi: content len %lu status %s",
-           stream->content_len, status));
-
-       /* Next time, pass output directly back to the client */
-       assert((big_int_t) stream->headers_len <= stream->io.total);
-       stream->io.total -= stream->headers_len;
-       stream->io.tail = 0;
-       stream->flags |= FLAG_HEADERS_PARSED;
-
-       /* Return 0 because we've already shifted the head */
-       return (0);
-}
-
-static void
-close_cgi(struct stream *stream)
-{
-       assert(stream->chan.sock != -1);
-       (void) closesocket(stream->chan.sock);
-}
-
-const struct io_class  io_cgi =  {
-       "cgi",
-       read_cgi,
-       write_cgi,
-       close_cgi
-};