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authorBenjamin Dobell <benjamin.dobell@glassechidna.com.au>2011-07-07 21:02:18 +0200
committerBenjamin Dobell <benjamin.dobell@glassechidna.com.au>2011-07-07 21:02:18 +0200
commit5ce92c078692bb7fb5020d9ddec7ade6dacac1e9 (patch)
tree7fd4b4cecb9e222b11fd5927b6f30155dd3815fc /heimdall-frontend/Source/Packaging.cpp
parentMajor 1.3 updates (diff)
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Diffstat (limited to 'heimdall-frontend/Source/Packaging.cpp')
-rwxr-xr-xheimdall-frontend/Source/Packaging.cpp496
1 files changed, 379 insertions, 117 deletions
diff --git a/heimdall-frontend/Source/Packaging.cpp b/heimdall-frontend/Source/Packaging.cpp
index cbd03a4..1034539 100755
--- a/heimdall-frontend/Source/Packaging.cpp
+++ b/heimdall-frontend/Source/Packaging.cpp
@@ -18,6 +18,10 @@
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.*/
+#ifdef WIN32
+#pragma warning(disable : 4996)
+#endif
+
// C/C++ Standard Library
#include <stdio.h>
@@ -27,6 +31,7 @@
// Qt
#include <QDateTime>
#include <QDir>
+#include <QProgressDialog>
// Heimdall Frontend
#include "Packaging.h"
@@ -35,20 +40,44 @@ using namespace HeimdallFrontend;
const char *Packaging::ustarMagic = "ustar";
-bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageData)
+bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *packageData)
{
TarHeader tarHeader;
- tarFile.reset();
+ if (!tarFile.open())
+ {
+ // TODO: "Error opening temporary TAR archive."
+ return (false);
+ }
bool previousEmpty = false;
+ QProgressDialog progressDialog("Extracting files...", "Cancel", 0, tarFile.size());
+ progressDialog.setWindowModality(Qt::ApplicationModal);
+ progressDialog.setWindowTitle("Heimdall Frontend");
+
while (!tarFile.atEnd())
{
qint64 dataRead = tarFile.read(tarHeader.buffer, TarHeader::kBlockLength);
if (dataRead != TarHeader::kBlockLength)
+ {
+ // TODO: "Package's TAR archive is malformed."
+ tarFile.close();
+ progressDialog.close();
+
return (false);
+ }
+
+ progressDialog.setValue(tarFile.pos());
+
+ if (progressDialog.wasCanceled())
+ {
+ tarFile.close();
+ progressDialog.close();
+
+ return (false);
+ }
bool ustarFormat = strcmp(tarHeader.fields.magic, ustarMagic) == 0;
bool empty = true;
@@ -73,7 +102,20 @@ bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageDa
}
else
{
- // TODO: Check checksum
+ int checksum = 0;
+
+ for (char *bufferIndex = tarHeader.buffer; bufferIndex < tarHeader.fields.checksum; bufferIndex++)
+ checksum += static_cast<unsigned char>(*bufferIndex);
+
+ checksum += 8 * ' ';
+ checksum += static_cast<unsigned char>(tarHeader.fields.typeFlag);
+
+ // Both the TAR and USTAR formats have terrible documentation, it's not clear if the following code is required.
+ /*if (ustarFormat)
+ {
+ for (char *bufferIndex = tarHeader.fields.linkName; bufferIndex < tarHeader.fields.prefix + 155; bufferIndex++)
+ checksum += static_cast<unsigned char>(*bufferIndex);
+ }*/
bool parsed = false;
@@ -87,6 +129,7 @@ bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageDa
if (!parsed)
{
// TODO: Error message?
+ tarFile.close();
return (false);
}
@@ -95,14 +138,15 @@ bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageDa
// We're working with a file.
QString filename = QString::fromUtf8(tarHeader.fields.name);
- // This is slightly pointless as we don't support directories...
- if (ustarFormat)
- filename.prepend(tarHeader.fields.prefix);
-
QTemporaryFile *outputFile = new QTemporaryFile("XXXXXX-" + filename);
- outputFile->open();
+ packageData->GetFiles().append(outputFile);
- outputPackageData->GetFiles().append(outputFile);
+ if (!outputFile->open())
+ {
+ // TODO: "Failed to open output file \"%s\""
+ tarFile.close();
+ return (false);
+ }
qulonglong dataRemaining = fileSize;
char readBuffer[TarHeader::kBlockReadCount * TarHeader::kBlockLength];
@@ -116,18 +160,41 @@ bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageDa
qint64 dataRead = tarFile.read(readBuffer, fileDataToRead + (TarHeader::kBlockLength - fileDataToRead % TarHeader::kBlockLength) % TarHeader::kBlockLength);
if (dataRead < fileDataToRead || dataRead % TarHeader::kBlockLength != 0)
+ {
+ // TODO: "Unexpected error extracting package files."
+ tarFile.close();
+ outputFile->close();
+
+ remove(outputFile->fileName().toStdString().c_str());
+
return (false);
+ }
outputFile->write(readBuffer, fileDataToRead);
dataRemaining -= fileDataToRead;
+
+ progressDialog.setValue(tarFile.pos());
+
+ if (progressDialog.wasCanceled())
+ {
+ tarFile.close();
+ outputFile->close();
+
+ remove(outputFile->fileName().toStdString().c_str());
+
+ progressDialog.close();
+
+ return (false);
+ }
}
outputFile->close();
}
else
{
- // We don't support links/directories.
+ // TODO: "Heimdall packages shouldn't contain links or directories."
+ tarFile.close();
return (false);
}
}
@@ -135,195 +202,320 @@ bool Packaging::ExtractTar(QTemporaryFile& tarFile, PackageData *outputPackageDa
previousEmpty = empty;
}
+ progressDialog.close();
+ tarFile.close();
+
return (true);
}
-bool Packaging::CreateTar(const PackageData& packageData, QTemporaryFile *outputTarFile)
+bool Packaging::WriteTarEntry(const QString& filename, QTemporaryFile *tarFile, bool firmwareXml)
{
- const QList<FileInfo>& fileInfos = packageData.GetFirmwareInfo().GetFileInfos();
+ TarHeader tarHeader;
+ memset(tarHeader.buffer, 0, TarHeader::kBlockLength);
+
+ QFile file(filename);
- if (!outputTarFile->open())
+ if (!file.open(QFile::ReadOnly))
{
// TODO: "Failed to open \"%s\""
return (false);
}
- bool failure = false;
-
- TarHeader tarHeader;
-
- for (int i = 0; i < fileInfos.length(); i++)
+ if (file.size() > TarHeader::kMaxFileSize)
{
- memset(tarHeader.buffer, 0, TarHeader::kBlockLength);
+ // TODO: "File is too large to packaged"
+ return (false);
+ }
- QFile file(fileInfos[i].GetFilename());
+ QFileInfo qtFileInfo(file);
+ QByteArray utfFilename;
- if (!file.open(QFile::ReadOnly))
- {
- // TODO: "Failed to open \"%s\""
- failure = true;
- break;
- }
+ if (firmwareXml)
+ {
+ utfFilename = QString("firmware.xml").toUtf8();
+ }
+ else
+ {
+ utfFilename = qtFileInfo.fileName().toUtf8();
- if (file.size() > TarHeader::kMaxFileSize)
+ if (utfFilename.length() > 100)
{
- // TODO: "File is too large to packaged"
- failure = true;
- break;
+ // TODO: "Filename is too long"
+ return (false);
}
+ }
- QFileInfo qtFileInfo(file);
- strcpy(tarHeader.fields.name, qtFileInfo.fileName().toUtf8().constData());
+ strcpy(tarHeader.fields.name, utfFilename.constData());
- unsigned int mode = 0;
-
- QFile::Permissions permissions = file.permissions();
-
- // Other
- if (permissions.testFlag(QFile::ExeOther))
- mode |= TarHeader::kModeOtherExecute;
- if (permissions.testFlag(QFile::WriteOther))
- mode |= TarHeader::kModeOtherWrite;
- if (permissions.testFlag(QFile::ReadOther))
- mode |= TarHeader::kModeOtherRead;
-
- // Group
- if (permissions.testFlag(QFile::ExeGroup))
- mode |= TarHeader::kModeGroupExecute;
- if (permissions.testFlag(QFile::WriteGroup))
- mode |= TarHeader::kModeGroupWrite;
- if (permissions.testFlag(QFile::ReadGroup))
- mode |= TarHeader::kModeGroupRead;
-
- // Owner
- if (permissions.testFlag(QFile::ExeOwner))
- mode |= TarHeader::kModeOwnerExecute;
- if (permissions.testFlag(QFile::WriteOwner))
- mode |= TarHeader::kModeOwnerWrite;
- if (permissions.testFlag(QFile::ReadOwner))
- mode |= TarHeader::kModeOwnerRead;
-
- sprintf(tarHeader.fields.mode, "%o", mode);
-
- sprintf(tarHeader.fields.userId, "%o", qtFileInfo.ownerId());
- sprintf(tarHeader.fields.groupId, "%o", qtFileInfo.groupId());
-
- // Note: We don't support base-256 encoding. Support could be added in future.
- sprintf(tarHeader.fields.size, "%o", file.size());
-
- sprintf(tarHeader.fields.modifiedTime, "%o", qtFileInfo.lastModified().toMSecsSinceEpoch());
+ unsigned int mode = 0;
+
+ QFile::Permissions permissions = file.permissions();
+
+ // Other
+ if (permissions.testFlag(QFile::ExeOther))
+ mode |= TarHeader::kModeOtherExecute;
+ if (permissions.testFlag(QFile::WriteOther))
+ mode |= TarHeader::kModeOtherWrite;
+ if (permissions.testFlag(QFile::ReadOther))
+ mode |= TarHeader::kModeOtherRead;
+
+ // Group
+ if (permissions.testFlag(QFile::ExeGroup))
+ mode |= TarHeader::kModeGroupExecute;
+ if (permissions.testFlag(QFile::WriteGroup))
+ mode |= TarHeader::kModeGroupWrite;
+ if (permissions.testFlag(QFile::ReadGroup))
+ mode |= TarHeader::kModeGroupRead;
+
+ // Owner
+ if (permissions.testFlag(QFile::ExeOwner))
+ mode |= TarHeader::kModeOwnerExecute;
+ if (permissions.testFlag(QFile::WriteOwner))
+ mode |= TarHeader::kModeOwnerWrite;
+ if (permissions.testFlag(QFile::ReadOwner))
+ mode |= TarHeader::kModeOwnerRead;
+
+ sprintf(tarHeader.fields.mode, "%07o", mode);
+
+ // Owner id
+ uint id = qtFileInfo.ownerId();
+
+ if (id < 2097151)
+ sprintf(tarHeader.fields.userId, "%07o", id);
+ else
+ sprintf(tarHeader.fields.userId, "%07o", 0);
+
+ // Group id
+ id = qtFileInfo.groupId();
+
+ if (id < 2097151)
+ sprintf(tarHeader.fields.groupId, "%07o", id);
+ else
+ sprintf(tarHeader.fields.groupId, "%07o", 0);
+
+ // Note: We don't support base-256 encoding. Support could be added later.
+ sprintf(tarHeader.fields.size, "%011o", file.size());
+ sprintf(tarHeader.fields.modifiedTime, "%011o", qtFileInfo.lastModified().toMSecsSinceEpoch() / 1000);
- // Regular File
- tarHeader.fields.typeFlag = '0';
+ // Regular File
+ tarHeader.fields.typeFlag = '0';
- // Calculate checksum
- int checksum = 0;
+ // Calculate checksum
+ int checksum = 0;
+ memset(tarHeader.fields.checksum, ' ', 8);
+
+ for (int i = 0; i < TarHeader::kTarHeaderLength; i++)
+ checksum += static_cast<unsigned char>(tarHeader.buffer[i]);
- for (int i = 0; i < TarHeader::kTarHeaderLength; i++)
- checksum += tarHeader.buffer[i];
+ sprintf(tarHeader.fields.checksum, "%07o", checksum);
- sprintf(tarHeader.fields.checksum, "%o", checksum);
+ // Write the header to the TAR file.
+ tarFile->write(tarHeader.buffer, TarHeader::kBlockLength);
- // Write the header to the TAR file.
- outputTarFile->write(tarHeader.buffer, TarHeader::kBlockLength);
+ char buffer[TarHeader::kBlockWriteCount * TarHeader::kBlockLength];
+ qint64 offset = 0;
- char buffer[TarHeader::kBlockWriteCount * TarHeader::kBlockLength];
+ while (offset < file.size())
+ {
+ qint64 dataRead = file.read(buffer, TarHeader::kBlockWriteCount * TarHeader::kBlockLength);
+
+ if (tarFile->write(buffer, dataRead) != dataRead)
+ {
+ // TODO: "Failed to write data to the temporary TAR file."
+ return (false);
+ }
- for (qint64 i = 0; i < file.size(); i++)
+ if (dataRead % TarHeader::kBlockLength != 0)
{
- qint64 dataRead = file.read(buffer, TarHeader::kBlockWriteCount * TarHeader::kBlockLength);
+ int remainingBlockLength = TarHeader::kBlockLength - dataRead % TarHeader::kBlockLength;
+ memset(buffer, 0, remainingBlockLength);
- if (outputTarFile->write(buffer, dataRead) != dataRead)
+ if (tarFile->write(buffer, remainingBlockLength) != remainingBlockLength)
{
// TODO: "Failed to write data to the temporary TAR file."
- failure = true;
- break;
+ return (false);
}
+ }
- if (dataRead % TarHeader::kBlockLength != 0)
- {
- int remainingBlockLength = TarHeader::kBlockLength - dataRead % TarHeader::kBlockLength;
- memset(buffer, 0, remainingBlockLength);
+ offset += dataRead;
+ }
- if (outputTarFile->write(buffer, remainingBlockLength) != remainingBlockLength)
- {
- // TODO: "Failed to write data to the temporary TAR file."
- failure = true;
- break;
- }
- }
+ return (true);
+}
+
+bool Packaging::CreateTar(const FirmwareInfo& firmwareInfo, QTemporaryFile *tarFile)
+{
+ const QList<FileInfo>& fileInfos = firmwareInfo.GetFileInfos();
+
+ QProgressDialog progressDialog("Packaging files...", "Cancel", 0, fileInfos.length() + 2);
+ progressDialog.setWindowModality(Qt::ApplicationModal);
+ progressDialog.setWindowTitle("Heimdall Frontend");
+
+ QTemporaryFile firmwareXmlFile("XXXXXX-firmware.xml");
+
+ if (!firmwareXmlFile.open())
+ {
+ // TODO: "Failed to create temporary file "%s"
+ return (false);
+ }
+
+ firmwareInfo.WriteXml(QXmlStreamWriter(&firmwareXmlFile));
+
+ firmwareXmlFile.close();
+
+ if (!tarFile->open())
+ {
+ // TODO: "Failed to open \"%s\""
+ return (false);
+ }
+
+ for (int i = 0; i < fileInfos.length(); i++)
+ {
+ if (!WriteTarEntry(fileInfos[i].GetFilename(), tarFile))
+ {
+ tarFile->resize(0);
+ tarFile->close();
+
+ progressDialog.close();
- i += dataRead;
+ return (false);
}
- if (failure)
- break;
+ progressDialog.setValue(i);
+
+ if (progressDialog.wasCanceled())
+ {
+ tarFile->resize(0);
+ tarFile->close();
+
+ progressDialog.close();
+
+ return (false);
+ }
}
- if (failure)
+ if (!WriteTarEntry(firmwareInfo.GetPitFilename(), tarFile))
{
- outputTarFile->resize(0);
- outputTarFile->close();
+ tarFile->resize(0);
+ tarFile->close();
+
return (false);
}
+ progressDialog.setValue(progressDialog.value() + 1);
+
+ if (progressDialog.wasCanceled())
+ {
+ tarFile->resize(0);
+ tarFile->close();
+
+ progressDialog.close();
+
+ return (false);
+ }
+
+ if (!WriteTarEntry(firmwareXmlFile.fileName(), tarFile, true))
+ {
+ tarFile->resize(0);
+ tarFile->close();
+
+ return (false);
+ }
+
+ progressDialog.setValue(progressDialog.value() + 1);
+ progressDialog.close();
+
// Write two empty blocks to signify the end of the archive.
- memset(tarHeader.buffer, 0, TarHeader::kBlockLength);
- outputTarFile->write(tarHeader.buffer, TarHeader::kBlockLength);
- outputTarFile->write(tarHeader.buffer, TarHeader::kBlockLength);
+ char emptyEntry[TarHeader::kBlockLength];
+ memset(emptyEntry, 0, TarHeader::kBlockLength);
+
+ tarFile->write(emptyEntry, TarHeader::kBlockLength);
+ tarFile->write(emptyEntry, TarHeader::kBlockLength);
- outputTarFile->close();
+ tarFile->close();
return (true);
}
-bool Packaging::ExtractPackage(const QString& packagePath, PackageData *outputPackageData)
+bool Packaging::ExtractPackage(const QString& packagePath, PackageData *packageData)
{
FILE *compressedPackageFile = fopen(packagePath.toStdString().c_str(), "rb");
+
+ if (fopen == NULL)
+ {
+ // TODO: "Failed to open package \"%s\"."
+ return (false);
+ }
+
+ fseek(compressedPackageFile, 0, SEEK_END);
+ quint64 compressedFileSize = ftell(compressedPackageFile);
+ rewind(compressedPackageFile);
+
gzFile packageFile = gzdopen(fileno(compressedPackageFile), "rb");
QTemporaryFile outputTar("XXXXXX.tar");
if (!outputTar.open())
{
+ // TODO: "Error opening temporary TAR archive."
gzclose(packageFile);
return (false);
}
- char buffer[32768];
-
+ char buffer[kExtractBufferLength];
int bytesRead;
+ quint64 totalBytesRead = 0;
+
+ QProgressDialog progressDialog("Decompressing package...", "Cancel", 0, compressedFileSize);
+ progressDialog.setWindowModality(Qt::ApplicationModal);
+ progressDialog.setWindowTitle("Heimdall Frontend");
do
{
- bytesRead = gzread(packageFile, buffer, 32768);
+ bytesRead = gzread(packageFile, buffer, kExtractBufferLength);
if (bytesRead == -1)
{
+ // TODO: "Error decompressing archive."
gzclose(packageFile);
+ progressDialog.close();
return (false);
}
outputTar.write(buffer, bytesRead);
+
+ totalBytesRead += bytesRead;
+ progressDialog.setValue(totalBytesRead);
+
+ if (progressDialog.wasCanceled())
+ {
+ gzclose(packageFile);
+ progressDialog.close();
+
+ return (false);
+ }
} while (bytesRead > 0);
+ progressDialog.close();
+
+ outputTar.close();
gzclose(packageFile); // Closes packageFile and compressedPackageFile
- if (!ExtractTar(outputTar, outputPackageData))
+ if (!ExtractTar(outputTar, packageData))
return (false);
// Find and read firmware.xml
- for (int i = 0; i < outputPackageData->GetFiles().length(); i++)
+ for (int i = 0; i < packageData->GetFiles().length(); i++)
{
- QTemporaryFile *file = outputPackageData->GetFiles()[i];
+ QTemporaryFile *file = packageData->GetFiles()[i];
if (file->fileTemplate() == "XXXXXX-firmware.xml")
{
- if (!outputPackageData->ReadFirmwareInfo(file))
+ if (!packageData->ReadFirmwareInfo(file))
{
- outputPackageData->Clear();
+ packageData->Clear();
return (false);
}
@@ -334,12 +526,82 @@ bool Packaging::ExtractPackage(const QString& packagePath, PackageData *outputPa
return (false);
}
-bool Packaging::BuildPackage(const QString& packagePath, const PackageData& packageData)
+bool Packaging::BuildPackage(const QString& packagePath, const FirmwareInfo& firmwareInfo)
{
- QTemporaryFile temporaryFile("XXXXXX.tar");
+ FILE *compressedPackageFile = fopen(packagePath.toStdString().c_str(), "wb");
- if (!CreateTar(packageData, &temporaryFile))
+ if (fopen == NULL)
+ {
+ // TODO: "Failed to open package "%s"
return (false);
+ }
+
+ QTemporaryFile tar("XXXXXX.tar");
+
+ if (!CreateTar(firmwareInfo, &tar))
+ return (false);
+
+ if (!tar.open())
+ {
+ // TODO: "Failed to open temporary file "%s"
+ fclose(compressedPackageFile);
+ remove(packagePath.toStdString().c_str());
+ return (false);
+ }
+
+ gzFile packageFile = gzdopen(fileno(compressedPackageFile), "wb");
+
+ char buffer[kCompressBufferLength];
+ qint64 totalBytesRead = 0;
+ int bytesRead;
+
+ QProgressDialog progressDialog("Compressing package...", "Cancel", 0, tar.size());
+ progressDialog.setWindowModality(Qt::ApplicationModal);
+ progressDialog.setWindowTitle("Heimdall Frontend");
+
+ do
+ {
+ bytesRead = tar.read(buffer, kCompressBufferLength);
+
+ if (bytesRead == -1)
+ {
+ // TODO: "Error reading temporary TAR file."
+ gzclose(packageFile);
+ remove(packagePath.toStdString().c_str());
+
+ progressDialog.close();
+
+ return (false);
+ }
+
+ if (gzwrite(packageFile, buffer, bytesRead) != bytesRead)
+ {
+ // TODO: "Error compressing package."
+ gzclose(packageFile);
+ remove(packagePath.toStdString().c_str());
+
+ progressDialog.close();
+
+ return (false);
+ }
+
+ totalBytesRead += bytesRead;
+ progressDialog.setValue(totalBytesRead);
+
+ if (progressDialog.wasCanceled())
+ {
+ gzclose(packageFile);
+ remove(packagePath.toStdString().c_str());
+
+ progressDialog.close();
+
+ return (false);
+ }
+ } while (bytesRead > 0);
+
+ progressDialog.close();
+
+ gzclose(packageFile); // Closes packageFile and compressedPackageFile
return (true);
}