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Code Issues Releases Activity

OP-513: Endianness problem on GIT revision and Date display on uploader gadget. Fixed, please confirm on your own architectures?

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This commit is contained in:
elafargue 2011-05-29 08:58:14 +02:00
parent 79c2c16ae4
commit da887d3f2e
1 changed files with 6 additions and 5 deletions
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11
ground/openpilotgcs/src/plugins/uploader/devicewidget.cpp
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@ -168,17 +168,18 @@ bool deviceWidget::populateStructuredDescription(QByteArray desc)
# 20 bytes: SHA1 sum of the firmware.
# 40 bytes: free for now.
*/
// I don't want to use structs, ok ?
quint32 gitCommitTag = desc.at(4)&0xFF;
// Note: the ARM binary is big-endian:
quint32 gitCommitTag = desc.at(7)&0xFF;
for (int i=1;i<4;i++) {
gitCommitTag = gitCommitTag<<8;
gitCommitTag += desc.at(4+i) & 0xFF;
gitCommitTag += desc.at(7-i) & 0xFF;
}
myDevice->commitTag->setText("GIT tag 0x" + QString::number(gitCommitTag,16));
quint32 buildDate = desc.at(8)&0xFF;
quint32 buildDate = desc.at(11)&0xFF;
for (int i=1;i<4;i++) {
buildDate = buildDate<<8;
buildDate += desc.at(8+i) & 0xFF;
buildDate += desc.at(11-i) & 0xFF;
}
myDevice->buildDate->setText(QString("Build time: ") + QDateTime::fromTime_t(buildDate).toString());