使用zlib库将一个目录下所有文件打包为一个zip压缩包

zlib打包目录测试代码-main.cpp

#include "zlib.h"
#include "zip.h"
#ifdef _WIN32
#define USEWIN32IOAPI
#include "iowin32.h"
#endif

#include <QTime>
#include <QDebug>
#include <QFile>
#include <QDir>
#include <QDateTime>

inline std::string ToUtf8(const QString& str)
{
    QByteArray u8 = str.toUtf8();
    return std::string(u8.data(),u8.size());
}
// 递归列出目录项
QStringList FileListR(const QDir& dir)
{
    QFileInfoList fileinfolist = dir.entryInfoList(
                QDir::NoDotAndDotDot|QDir::Files|QDir::Dirs);
    QStringList files;
    for(int i=0;i<fileinfolist.size();++i){
        QFileInfo& info = fileinfolist[i];
        if(info.isDir()){
            files.append(FileListR(QDir(info.filePath())));
            continue;
        }
        files.append(info.filePath());
    }
    return files;
}
// zlib打包压缩
void zlib_archive_compress(QString path,QString outpath)
{
    QDir dir(path);
    QStringList entrylist = FileListR(dir);

    int err = 0;
    zipFile zipfile;
#ifdef _WIN32
    zlib_filefunc64_def ffunc64;
    fill_win32_filefunc64W(&ffunc64);
    std::wstring wpath = outpath.toStdWString();
    zipfile = zipOpen2_64(wpath.c_str(),APPEND_STATUS_CREATE,NULL,&ffunc64);
#else
    zipfile = zipOpen64(ToUtf8(path).c_str(),APPEND_STATUS_CREATE);
#endif
    if(zipfile == NULL){
        qDebug()<<"zipOpen64 error " << ZIP_ERRNO;
        return;
    }
    for(int i=0;i<entrylist.size();++i){
        QFileInfo info(entrylist[i]);
        QDateTime ctime = info.created();
        zip_fileinfo zipinfo;
        zipinfo.tmz_date.tm_year = ctime.date().year();
        zipinfo.tmz_date.tm_mon = ctime.date().month();
        zipinfo.tmz_date.tm_mday = ctime.date().day();
        zipinfo.tmz_date.tm_hour = ctime.time().hour();
        zipinfo.tmz_date.tm_min = ctime.time().minute();
        zipinfo.tmz_date.tm_sec = ctime.time().second();
        zipinfo.dosDate = 0;
        zipinfo.external_fa = zipinfo.internal_fa = 0;

        qDebug()<<info.filePath();
        if(info.suffix() != QString::fromAscii("tif")){
            err = zipOpenNewFileInZip3_64(
                        zipfile,
                        ToUtf8(info.filePath().remove(dir.path())).c_str(), /*在zip文件中的文件路径*/
                        &zipinfo,
                        NULL,0,NULL,0,NULL,
                        Z_DEFLATED,Z_DEFAULT_COMPRESSION, /*压缩参数(默认参数)*/
                        0,-MAX_WBITS,DEF_MEM_LEVEL,Z_DEFAULT_STRATEGY,
                        NULL,0,0 /*加密参数(不加密)*/
                        );
        }else{
            err = zipOpenNewFileInZip3_64(
                        zipfile,
                        ToUtf8(info.filePath().remove(dir.path())).c_str(), /*在zip文件中的文件路径*/
                        &zipinfo,
                        NULL,0,NULL,0,NULL,
                        0/*Z_DEFLATED*/,Z_NO_COMPRESSION, /*压缩参数(默认参数)*/
                        0,-MAX_WBITS,DEF_MEM_LEVEL,Z_DEFAULT_STRATEGY,
                        NULL,0,1 /*加密参数(不加密)*/
                        );
        }
        if(err != ZIP_OK){
            qDebug()<<info.baseName()<<"  "<<err;
            continue;
        }
        QFile file(info.filePath());
        if(!file.open(QIODevice::ReadOnly)){
            qDebug()<<QString::fromUtf8("OpenFile failed  ")<<file.fileName();
            zipCloseFileInZip(zipfile);
            continue;
        }
        qint64 filesize = file.size();
        for(qint64 rbeg = 0;rbeg<filesize;rbeg+=(4<<20)){
            QByteArray buffer = file.read(4<<20);
            err = zipWriteInFileInZip(zipfile,buffer.data(),buffer.size());
            if(err < 0){
                qDebug()<<"error : "<<err;
                break;
            }
        }
        zipCloseFileInZip(zipfile);
    }
    err = zipClose(zipfile,NULL);
    if(err < 0){
        qDebug()<<"error : "<<err;
    }
}



int main(int argc, char *argv[])
{
    QTime time;
    time.start();
    zlib_archive_compress(
                QString::fromUtf8("Z:/Everything-SDK/src"),
                QString::fromUtf8("Z:/Everything-SDK/srctest.zip"));
    int t = time.elapsed();
    qDebug()<<"zlib_archive_compress "<<t<<" ms";
    return 0;
}

zlib打包目录测试代码-test.pro

#-------------------------------------------------
#
# Project created by QtCreator 2018-05-23T13:16:36
#
#-------------------------------------------------

QT       += core

QT       -= gui

TARGET = test
CONFIG   += console
CONFIG   -= app_bundle

TEMPLATE = app

#QMAKE_LFLAGS += -Wl,--enable-stdcall-fixup

SOURCES += main.cpp

INCLUDEPATH += $$PWD/../include
DEPENDPATH += $$PWD/../include

#win32: LIBS += -L$$PWD/zlib/lib/ -lzlib1.lib
win32: LIBS += $$PWD/zlib/lib/zdll1.lib

INCLUDEPATH += $$PWD/zlib/include
DEPENDPATH += $$PWD/zlib/include