| 782 | } |
| 783 | |
| 784 | UINT8 FfsEngine::parseBios(const QByteArray & bios, const QModelIndex & parent) |
| 785 | { |
| 786 | // Search for first volume |
| 787 | UINT32 prevVolumeOffset; |
| 788 | UINT8 result; |
| 789 | |
| 790 | result = findNextVolume(bios, 0, prevVolumeOffset); |
| 791 | if (result) |
| 792 | return result; |
| 793 | |
| 794 | // First volume is not at the beginning of BIOS space |
| 795 | QString name; |
| 796 | QString info; |
| 797 | if (prevVolumeOffset > 0) { |
| 798 | // Get info |
| 799 | QByteArray padding = bios.left(prevVolumeOffset); |
| 800 | name = tr("Padding"); |
| 801 | info = tr("Full size: %1h (%2)") |
| 802 | .hexarg(padding.size()).arg(padding.size()); |
| 803 | |
| 804 | // Add tree item |
| 805 | model->addItem(Types::Padding, getPaddingType(padding), COMPRESSION_ALGORITHM_NONE, name, "", info, QByteArray(), padding, parent); |
| 806 | } |
| 807 | |
| 808 | // Search for and parse all volumes |
| 809 | UINT32 volumeOffset = prevVolumeOffset; |
| 810 | UINT32 prevVolumeSize = 0; |
| 811 | UINT32 volumeSize = 0; |
| 812 | UINT32 bmVolumeSize = 0; |
| 813 | |
| 814 | while (true) |
| 815 | { |
| 816 | bool msgAlignmentBitsSet = false; |
| 817 | bool msgUnaligned = false; |
| 818 | bool msgUnknownRevision = false; |
| 819 | bool msgSizeMismach = false; |
| 820 | |
| 821 | // Padding between volumes |
| 822 | if (volumeOffset > prevVolumeOffset + prevVolumeSize) { |
| 823 | UINT32 paddingSize = volumeOffset - prevVolumeOffset - prevVolumeSize; |
| 824 | QByteArray padding = bios.mid(prevVolumeOffset + prevVolumeSize, paddingSize); |
| 825 | // Get info |
| 826 | name = tr("Padding"); |
| 827 | info = tr("Full size: %1h (%2)") |
| 828 | .hexarg(padding.size()).arg(padding.size()); |
| 829 | // Add tree item |
| 830 | model->addItem(Types::Padding, getPaddingType(padding), COMPRESSION_ALGORITHM_NONE, name, "", info, QByteArray(), padding, parent); |
| 831 | } |
| 832 | |
| 833 | // Get volume size |
| 834 | result = getVolumeSize(bios, volumeOffset, volumeSize, bmVolumeSize); |
| 835 | if (result) { |
| 836 | msg(tr("parseBios: getVolumeSize failed with error \"%1\"").arg(errorMessage(result)), parent); |
| 837 | return result; |
| 838 | } |
| 839 | |
| 840 | // Check that volume is fully present in input |
| 841 | if (volumeSize > (UINT32)bios.size() || volumeOffset + volumeSize > (UINT32)bios.size()) { |
nothing calls this directly
no test coverage detected