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-rw-r--r--depends/quazip/quaziodevice.cpp283
1 files changed, 0 insertions, 283 deletions
diff --git a/depends/quazip/quaziodevice.cpp b/depends/quazip/quaziodevice.cpp
deleted file mode 100644
index 959ca0e8..00000000
--- a/depends/quazip/quaziodevice.cpp
+++ /dev/null
@@ -1,283 +0,0 @@
-#include "quaziodevice.h"
-
-#define QUAZIO_INBUFSIZE 4096
-#define QUAZIO_OUTBUFSIZE 4096
-
-class QuaZIODevicePrivate {
- friend class QuaZIODevice;
- QuaZIODevicePrivate(QIODevice *io);
- ~QuaZIODevicePrivate();
- QIODevice *io;
- z_stream zins;
- z_stream zouts;
- char *inBuf;
- int inBufPos;
- int inBufSize;
- char *outBuf;
- int outBufPos;
- int outBufSize;
- bool zBufError;
- int doFlush(QString &error);
-};
-
-QuaZIODevicePrivate::QuaZIODevicePrivate(QIODevice *io):
- io(io),
- inBuf(NULL),
- inBufPos(0),
- inBufSize(0),
- outBuf(NULL),
- outBufPos(0),
- outBufSize(0),
- zBufError(false)
-{
- zins.zalloc = (alloc_func) NULL;
- zins.zfree = (free_func) NULL;
- zins.opaque = NULL;
- zouts.zalloc = (alloc_func) NULL;
- zouts.zfree = (free_func) NULL;
- zouts.opaque = NULL;
- inBuf = new char[QUAZIO_INBUFSIZE];
- outBuf = new char[QUAZIO_OUTBUFSIZE];
-#ifdef QUAZIP_ZIODEVICE_DEBUG_OUTPUT
- debug.setFileName("debug.out");
- debug.open(QIODevice::WriteOnly);
-#endif
-#ifdef QUAZIP_ZIODEVICE_DEBUG_INPUT
- indebug.setFileName("debug.in");
- indebug.open(QIODevice::WriteOnly);
-#endif
-}
-
-QuaZIODevicePrivate::~QuaZIODevicePrivate()
-{
-#ifdef QUAZIP_ZIODEVICE_DEBUG_OUTPUT
- debug.close();
-#endif
-#ifdef QUAZIP_ZIODEVICE_DEBUG_INPUT
- indebug.close();
-#endif
- if (inBuf != NULL)
- delete[] inBuf;
- if (outBuf != NULL)
- delete[] outBuf;
-}
-
-int QuaZIODevicePrivate::doFlush(QString &error)
-{
- int flushed = 0;
- while (outBufPos < outBufSize) {
- int more = io->write(outBuf + outBufPos, outBufSize - outBufPos);
- if (more == -1) {
- error = io->errorString();
- return -1;
- }
- if (more == 0)
- break;
- outBufPos += more;
- flushed += more;
- }
- if (outBufPos == outBufSize) {
- outBufPos = outBufSize = 0;
- }
- return flushed;
-}
-
-// #define QUAZIP_ZIODEVICE_DEBUG_OUTPUT
-// #define QUAZIP_ZIODEVICE_DEBUG_INPUT
-#ifdef QUAZIP_ZIODEVICE_DEBUG_OUTPUT
-#include <QFile>
-static QFile debug;
-#endif
-#ifdef QUAZIP_ZIODEVICE_DEBUG_INPUT
-#include <QFile>
-static QFile indebug;
-#endif
-
-QuaZIODevice::QuaZIODevice(QIODevice *io, QObject *parent):
- QIODevice(parent),
- d(new QuaZIODevicePrivate(io))
-{
- connect(io, SIGNAL(readyRead()), SIGNAL(readyRead()));
-}
-
-QuaZIODevice::~QuaZIODevice()
-{
- if (isOpen())
- close();
- delete d;
-}
-
-QIODevice *QuaZIODevice::getIoDevice() const
-{
- return d->io;
-}
-
-bool QuaZIODevice::open(QIODevice::OpenMode mode)
-{
- if ((mode & QIODevice::ReadOnly) != 0) {
- if (inflateInit(&d->zins) != Z_OK) {
- setErrorString(d->zins.msg);
- return false;
- }
- }
- if ((mode & QIODevice::WriteOnly) != 0) {
- if (deflateInit(&d->zouts, Z_DEFAULT_COMPRESSION) != Z_OK) {
- setErrorString(d->zouts.msg);
- return false;
- }
- }
- return QIODevice::open(mode);
-}
-
-void QuaZIODevice::close()
-{
- if ((openMode() & QIODevice::ReadOnly) != 0) {
- if (inflateEnd(&d->zins) != Z_OK) {
- setErrorString(d->zins.msg);
- }
- }
- if ((openMode() & QIODevice::WriteOnly) != 0) {
- flush();
- if (deflateEnd(&d->zouts) != Z_OK) {
- setErrorString(d->zouts.msg);
- }
- }
- QIODevice::close();
-}
-
-qint64 QuaZIODevice::readData(char *data, qint64 maxSize)
-{
- int read = 0;
- while (read < maxSize) {
- if (d->inBufPos == d->inBufSize) {
- d->inBufPos = 0;
- d->inBufSize = d->io->read(d->inBuf, QUAZIO_INBUFSIZE);
- if (d->inBufSize == -1) {
- d->inBufSize = 0;
- setErrorString(d->io->errorString());
- return -1;
- }
- if (d->inBufSize == 0)
- break;
- }
- while (read < maxSize && d->inBufPos < d->inBufSize) {
- d->zins.next_in = (Bytef *) (d->inBuf + d->inBufPos);
- d->zins.avail_in = d->inBufSize - d->inBufPos;
- d->zins.next_out = (Bytef *) (data + read);
- d->zins.avail_out = (uInt) (maxSize - read); // hope it's less than 2GB
- int more = 0;
- switch (inflate(&d->zins, Z_SYNC_FLUSH)) {
- case Z_OK:
- read = (char *) d->zins.next_out - data;
- d->inBufPos = (char *) d->zins.next_in - d->inBuf;
- break;
- case Z_STREAM_END:
- read = (char *) d->zins.next_out - data;
- d->inBufPos = (char *) d->zins.next_in - d->inBuf;
- return read;
- case Z_BUF_ERROR: // this should never happen, but just in case
- if (!d->zBufError) {
- qWarning("Z_BUF_ERROR detected with %d/%d in/out, weird",
- d->zins.avail_in, d->zins.avail_out);
- d->zBufError = true;
- }
- memmove(d->inBuf, d->inBuf + d->inBufPos, d->inBufSize - d->inBufPos);
- d->inBufSize -= d->inBufPos;
- d->inBufPos = 0;
- more = d->io->read(d->inBuf + d->inBufSize, QUAZIO_INBUFSIZE - d->inBufSize);
- if (more == -1) {
- setErrorString(d->io->errorString());
- return -1;
- }
- if (more == 0)
- return read;
- d->inBufSize += more;
- break;
- default:
- setErrorString(QString::fromLocal8Bit(d->zins.msg));
- return -1;
- }
- }
- }
-#ifdef QUAZIP_ZIODEVICE_DEBUG_INPUT
- indebug.write(data, read);
-#endif
- return read;
-}
-
-qint64 QuaZIODevice::writeData(const char *data, qint64 maxSize)
-{
- int written = 0;
- QString error;
- if (d->doFlush(error) == -1) {
- setErrorString(error);
- return -1;
- }
- while (written < maxSize) {
- // there is some data waiting in the output buffer
- if (d->outBufPos < d->outBufSize)
- return written;
- d->zouts.next_in = (Bytef *) (data + written);
- d->zouts.avail_in = (uInt) (maxSize - written); // hope it's less than 2GB
- d->zouts.next_out = (Bytef *) d->outBuf;
- d->zouts.avail_out = QUAZIO_OUTBUFSIZE;
- switch (deflate(&d->zouts, Z_NO_FLUSH)) {
- case Z_OK:
- written = (char *) d->zouts.next_in - data;
- d->outBufSize = (char *) d->zouts.next_out - d->outBuf;
- break;
- default:
- setErrorString(QString::fromLocal8Bit(d->zouts.msg));
- return -1;
- }
- if (d->doFlush(error) == -1) {
- setErrorString(error);
- return -1;
- }
- }
-#ifdef QUAZIP_ZIODEVICE_DEBUG_OUTPUT
- debug.write(data, written);
-#endif
- return written;
-}
-
-bool QuaZIODevice::flush()
-{
- QString error;
- if (d->doFlush(error) < 0) {
- setErrorString(error);
- return false;
- }
- // can't flush buffer, some data is still waiting
- if (d->outBufPos < d->outBufSize)
- return true;
- Bytef c = 0;
- d->zouts.next_in = &c; // fake input buffer
- d->zouts.avail_in = 0; // of zero size
- do {
- d->zouts.next_out = (Bytef *) d->outBuf;
- d->zouts.avail_out = QUAZIO_OUTBUFSIZE;
- switch (deflate(&d->zouts, Z_SYNC_FLUSH)) {
- case Z_OK:
- d->outBufSize = (char *) d->zouts.next_out - d->outBuf;
- if (d->doFlush(error) < 0) {
- setErrorString(error);
- return false;
- }
- if (d->outBufPos < d->outBufSize)
- return true;
- break;
- case Z_BUF_ERROR: // nothing to write?
- return true;
- default:
- setErrorString(QString::fromLocal8Bit(d->zouts.msg));
- return false;
- }
- } while (d->zouts.avail_out == 0);
- return true;
-}
-
-bool QuaZIODevice::isSequential() const
-{
- return true;
-}
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