gecko/xpcom/io/nsIStorageStream.idl
Ehsan Akhgari 0fd9123eac Bug 579517 - Part 1: Automated conversion of NSPR numeric types to stdint types in Gecko; r=bsmedberg
This patch was generated by a script.  Here's the source of the script for
future reference:

function convert() {
echo "Converting $1 to $2..."
find . ! -wholename "*nsprpub*" \
       ! -wholename "*security/nss*" \
       ! -wholename "*/.hg*" \
       ! -wholename "obj-ff-dbg*" \
       ! -name nsXPCOMCID.h \
       ! -name prtypes.h \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert PRInt8 int8_t
convert PRUint8 uint8_t
convert PRInt16 int16_t
convert PRUint16 uint16_t
convert PRInt32 int32_t
convert PRUint32 uint32_t
convert PRInt64 int64_t
convert PRUint64 uint64_t

convert PRIntn int
convert PRUintn unsigned

convert PRSize size_t

convert PROffset32 int32_t
convert PROffset64 int64_t

convert PRPtrdiff ptrdiff_t

convert PRFloat64 double
2012-08-22 11:56:38 -04:00

75 lines
2.7 KiB
Plaintext

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
#include "nsrootidl.idl"
interface nsIMemory;
interface nsIInputStream;
interface nsIOutputStream;
/**
* The nsIStorageStream interface maintains an internal data buffer that can be
* filled using a single output stream. One or more independent input streams
* can be created to read the data from the buffer non-destructively.
*/
[scriptable, uuid(604ad9d0-753e-11d3-90ca-34278643278f)]
interface nsIStorageStream : nsISupports
{
/**
*
* Initialize the stream, setting up the amount of space that will be
* allocated for the stream's backing-store.
*
* @param segmentSize
* Size of each segment. Must be a power of two.
* @param maxSize
* Maximum total size of this stream. length will always be less
* than or equal to this value. Passing PR_UINT32_MAX is safe.
* @param segmentAllocator
* Which allocator to use for the segments. May be null, in which
* case a default allocator will be used.
*/
void init(in uint32_t segmentSize, in uint32_t maxSize, in nsIMemory segmentAllocator);
/**
* Get a reference to the one and only output stream for this instance.
* The zero-based startPosition argument is used is used to set the initial
* write cursor position. The startPosition cannot be set larger than the
* current buffer length. Calling this method has the side-effect of
* truncating the internal buffer to startPosition bytes.
*/
nsIOutputStream getOutputStream(in int32_t startPosition);
/**
* Create a new input stream to read data (written by the singleton output
* stream) from the internal buffer. Multiple, independent input streams
* can be created.
*/
nsIInputStream newInputStream(in int32_t startPosition);
/**
* The length attribute indicates the total number of bytes stored in the
* nsIStorageStream internal buffer, regardless of any consumption by input
* streams. Assigning to the length field can be used to truncate the
* buffer data, but can not be used when either the instance's output
* stream is in use.
*
* @See #writeInProgress */
attribute uint32_t length;
/**
* True, when output stream has not yet been Close'ed
*/
readonly attribute boolean writeInProgress;
};
%{C++
// Factory method
nsresult
NS_NewStorageStream(uint32_t segmentSize, uint32_t maxSize, nsIStorageStream **result);
%}