netwerk/streamconv/src/nsStreamConverterService.h
author Ehsan Akhgari <ehsan@mozilla.com>
Wed, 22 Aug 2012 11:56:38 -0400
changeset 102997 a16372ce30b5f6b747246b01fcd215a4bf3b6342
parent 100844 b5c4b792f3f2a047e3517472d72842a76afb77cd
child 148233 6c8fd184e4667a6e3cfd4fe75026d38a15a2b4ff
permissions -rw-r--r--
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

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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/. */

#ifndef __nsstreamconverterservice__h___
#define __nsstreamconverterservice__h___

#include "nsIStreamConverterService.h"
#include "nsIStreamListener.h"
#include "nsHashtable.h"
#include "nsCOMArray.h"
#include "nsTArray.h"
#include "nsIAtom.h"

class nsStreamConverterService : public nsIStreamConverterService {
public:    
    /////////////////////////////////////////////////////
    // nsISupports methods
    NS_DECL_ISUPPORTS


    /////////////////////////////////////////////////////
    // nsIStreamConverterService methods
    NS_DECL_NSISTREAMCONVERTERSERVICE

    /////////////////////////////////////////////////////
    // nsStreamConverterService methods
    nsStreamConverterService();
    virtual ~nsStreamConverterService();

    // Initialization routine. Must be called after this object is constructed.
    nsresult Init();

private:
    // Responsible for finding a converter for the given MIME-type.
    nsresult FindConverter(const char *aContractID, nsTArray<nsCString> **aEdgeList);
    nsresult BuildGraph(void);
    nsresult AddAdjacency(const char *aContractID);
    nsresult ParseFromTo(const char *aContractID, nsCString &aFromRes, nsCString &aToRes);

    // member variables
    nsObjectHashtable              *mAdjacencyList;
};

///////////////////////////////////////////////////////////////////
// Breadth-First-Search (BFS) algorithm state classes and types.

// used  to establish discovered vertecies.
enum BFScolors {white, gray, black};

struct BFSState {
    BFScolors   color;
    int32_t     distance;
    nsCStringKey  *predecessor;
    ~BFSState() {
        delete predecessor;
    }
};

// adjacency list and BFS hashtable data class.
struct SCTableData {
    nsCStringKey *key;
    union _data {
        BFSState *state;
        nsCOMArray<nsIAtom> *edges;
    } data;

    SCTableData(nsCStringKey* aKey) : key(aKey) {
        data.state = nullptr;
    }
};
#endif // __nsstreamconverterservice__h___