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134 lines
3.7 KiB
C
134 lines
3.7 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "xp.h"
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#include "netutils.h"
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#include "mkselect.h"
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#include "mktcp.h"
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#include "mkgeturl.h"
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#include "mkstream.h"
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typedef struct _ProxyObj {
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PRBool past_first_line;
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PRBool definately_send_headers;
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char *content_type;
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char *content_encoding;
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} ProxyObj;
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PRIVATE int net_proxy_write (NET_StreamClass *stream, CONST char* s, int32 len)
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{
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ProxyObj *obj=stream->data_object;
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/* send HTTP headers if not already getting an HTTP doc
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*/
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if(!obj->past_first_line)
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{
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if(obj->definately_send_headers || strncmp(s, "HTTP/", len >= 5 ? 5 : len))
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{
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write(1, "HTTP/1.0 200 OK\r\n",17);
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write(1, "Content-type: ",14);
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write(1, obj->content_type, PL_strlen(obj->content_type));
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if(obj->content_encoding)
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{
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write(1, "\r\nContent-encoding: ",18);
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write(1, obj->content_encoding, PL_strlen(obj->content_encoding));
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}
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write(1, "\r\nServer: MKLib proxy agent\r\n",29);
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write(1, "\r\n", 2); /* finish it */
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}
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obj->past_first_line = PR_TRUE;
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}
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write(1, s, len);
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return(1);
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}
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PRIVATE unsigned int net_proxy_WriteReady (NET_StreamClass *stream)
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{
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return(MAX_WRITE_READY); /* always ready for writing */
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}
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PRIVATE void net_proxy_complete (NET_StreamClass *stream)
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{
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ProxyObj *obj=stream->data_object;
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FREEIF(obj->content_type);
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FREEIF(obj->content_encoding);
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FREE(obj);
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return;
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}
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PRIVATE void net_proxy_abort (NET_StreamClass *stream, int status)
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{
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ProxyObj *obj=stream->data_object;
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FREEIF(obj->content_type);
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FREEIF(obj->content_encoding);
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FREE(obj);
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return;
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}
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PUBLIC NET_StreamClass *
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NET_ProxyConverter(int format_out,
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void *data_obj,
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URL_Struct *URL_s,
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MWContext *window_id)
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{
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NET_StreamClass* stream;
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ProxyObj * obj;
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TRACEMSG(("Setting up display stream. Have URL: %s \n%s\n",
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URL_s->address, URL_s->content_type));
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stream = PR_NEW(NET_StreamClass);
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if(stream == NULL)
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return(NULL);
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obj = PR_NEW(ProxyObj);
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if(obj == NULL)
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{
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FREE(stream);
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return(NULL);
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}
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memset(obj, 0, sizeof(ProxyObj));
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stream->data_object = obj;
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stream->name = "ProxyWriter";
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stream->complete = (MKStreamCompleteFunc) net_proxy_complete;
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stream->abort = (MKStreamAbortFunc) net_proxy_abort;
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stream->put_block = (MKStreamWriteFunc) net_proxy_write;
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stream->is_write_ready = (MKStreamWriteReadyFunc) net_proxy_WriteReady;
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stream->window_id = window_id;
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TRACEMSG(("Returning stream from display_converter\n"));
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/* send HTTP headers if not already getting an HTTP doc
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*/
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if(PL_strncasecmp(URL_s->address,"http:",5))
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{
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obj->definately_send_headers = TRUE;
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}
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StrAllocCopy(obj->content_type, URL_s->content_type);
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StrAllocCopy(obj->content_encoding, URL_s->content_encoding);
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return stream;
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}
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