mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 06:35:42 +00:00
143 lines
4.7 KiB
C
143 lines
4.7 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.0 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
#ifndef CSTREAM_H
|
|
#define CSTREAM_H
|
|
|
|
XP_BEGIN_PROTOS
|
|
|
|
/* builds an outgoing stream and returns a stream class structure
|
|
* containing a stream function table
|
|
*/
|
|
extern NET_StreamClass * NET_StreamBuilder (
|
|
FO_Present_Types format_out,
|
|
URL_Struct * anchor,
|
|
MWContext * window_id);
|
|
|
|
/* stream functions
|
|
*/
|
|
typedef unsigned int
|
|
(*MKStreamWriteReadyFunc) (NET_StreamClass *stream);
|
|
|
|
#define MAX_WRITE_READY (((unsigned) (~0) << 1) >> 1) /* must be <= than MAXINT */
|
|
|
|
typedef int
|
|
(*MKStreamWriteFunc) (NET_StreamClass *stream, const char *str, int32 len);
|
|
|
|
typedef void
|
|
(*MKStreamCompleteFunc) (NET_StreamClass *stream);
|
|
|
|
typedef void
|
|
(*MKStreamAbortFunc) (NET_StreamClass *stream, int status);
|
|
|
|
/*
|
|
* NewMKStream
|
|
* Utility to create a new initialized NET_StreamClass object
|
|
*/
|
|
extern NET_StreamClass * NET_NewStream(char *,
|
|
MKStreamWriteFunc,
|
|
MKStreamCompleteFunc,
|
|
MKStreamAbortFunc,
|
|
MKStreamWriteReadyFunc,
|
|
void *,
|
|
MWContext *);
|
|
/* streamclass function
|
|
*/
|
|
struct _NET_StreamClass {
|
|
|
|
char * name; /* Just for diagnostics */
|
|
|
|
MWContext * window_id; /* used for progress messages, etc. */
|
|
|
|
void * data_object; /* a pointer to whatever
|
|
* structure you wish to have
|
|
* passed to the routines below
|
|
* during writes, etc...
|
|
*
|
|
* this data object should hold
|
|
* the document, document
|
|
* structure or a pointer to the
|
|
* document.
|
|
*/
|
|
|
|
MKStreamWriteReadyFunc is_write_ready; /* checks to see if the stream is ready
|
|
* for writing. Returns 0 if not ready
|
|
* or the number of bytes that it can
|
|
* accept for write
|
|
*/
|
|
|
|
MKStreamWriteFunc put_block; /* writes a block of data to the stream */
|
|
MKStreamCompleteFunc complete; /* normal end */
|
|
MKStreamAbortFunc abort; /* abnormal end */
|
|
|
|
Bool is_multipart; /* is the stream part of a multipart sequence */
|
|
};
|
|
|
|
|
|
|
|
/* prints out all converter mime types during successive calls
|
|
* call with first equal true to reset to the beginning
|
|
* and with first equal false to print out the next
|
|
* converter in the list. Returns zero when all converters
|
|
* are printed out.
|
|
*/
|
|
extern char *
|
|
XP_ListNextPresentationType(XP_Bool first);
|
|
|
|
/* prints out all encoding mime types during successive calls
|
|
* call with first equal true to reset to the beginning
|
|
* and with first equal false to print out the next
|
|
* converter in the list. Returns zero when all converters
|
|
* are printed out.
|
|
*/
|
|
extern char *
|
|
XP_ListNextEncodingType(XP_Bool first);
|
|
|
|
/* register a mime type and a command to be executed
|
|
*/
|
|
extern void
|
|
NET_RegisterExternalViewerCommand(char * format_in,
|
|
char * system_command,
|
|
unsigned int stream_block_size);
|
|
|
|
/* removes all external viewer commands
|
|
*/
|
|
extern void NET_ClearExternalViewerConverters(void);
|
|
|
|
MODULE_PRIVATE void
|
|
NET_RegisterExternalConverterCommand(char * format_in,
|
|
FO_Present_Types format_out,
|
|
char * system_command,
|
|
char * new_format);
|
|
|
|
void
|
|
NET_RegisterAllEncodingConverters (char *format_in,
|
|
FO_Present_Types format_out);
|
|
|
|
/* register an encoding converter that is used for everything,
|
|
* no exeptions
|
|
* this is necessary for chunked encoding
|
|
*/
|
|
void
|
|
NET_RegisterUniversalEncodingConverter(char *encoding_in,
|
|
void * data_obj,
|
|
NET_Converter * converter_func);
|
|
|
|
XP_END_PROTOS
|
|
|
|
#endif /* CSTREAM.h */
|