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Diffstat (limited to 'libpit/Source/libpit.cpp')
| -rw-r--r-- | libpit/Source/libpit.cpp | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/libpit/Source/libpit.cpp b/libpit/Source/libpit.cpp deleted file mode 100644 index 73bc1b8..0000000 --- a/libpit/Source/libpit.cpp +++ /dev/null @@ -1,296 +0,0 @@ -/* Copyright (c) 2010-2014 Benjamin Dobell, Glass Echidna - - Permission is hereby granted, free of charge, to any person obtaining a copy - of this software and associated documentation files (the "Software"), to deal - in the Software without restriction, including without limitation the rights - to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - copies of the Software, and to permit persons to whom the Software is - furnished to do so, subject to the following conditions: - - The above copyright notice and this permission notice shall be included in - all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - THE SOFTWARE.*/ - -// libpit -#include "libpit.h" - -using namespace libpit; - -PitEntry::PitEntry() -{ - binaryType = false; - deviceType = 0; - identifier = 0; - attributes = 0; - updateAttributes = 0; - blockSizeOrOffset = 0; - blockCount = 0; - fileOffset = 0; - fileSize = 0; - - memset(partitionName, 0, PitEntry::kPartitionNameMaxLength); - memset(flashFilename, 0, PitEntry::kFlashFilenameMaxLength); - memset(fotaFilename, 0, PitEntry::kFotaFilenameMaxLength); -} - -PitEntry::~PitEntry() -{ -} - -bool PitEntry::Matches(const PitEntry *otherPitEntry) const -{ - if (binaryType == otherPitEntry->binaryType && deviceType == otherPitEntry->deviceType && identifier == otherPitEntry->identifier - && attributes == otherPitEntry->attributes && updateAttributes == otherPitEntry->updateAttributes && blockSizeOrOffset == otherPitEntry->blockSizeOrOffset - && blockCount == otherPitEntry->blockCount && fileOffset == otherPitEntry->fileOffset && fileSize == otherPitEntry->fileSize - && strcmp(partitionName, otherPitEntry->partitionName) == 0 && strcmp(flashFilename, otherPitEntry->flashFilename) == 0 - && strcmp(fotaFilename, otherPitEntry->fotaFilename) == 0) - { - return (true); - } - else - { - return (false); - } -} - - - -PitData::PitData() -{ - entryCount = 0; - - unknown1 = 0; - unknown2 = 0; - - unknown3 = 0; - unknown4 = 0; - - unknown5 = 0; - unknown6 = 0; - - unknown7 = 0; - unknown8 = 0; -} - -PitData::~PitData() -{ - for (unsigned int i = 0; i < entries.size(); i++) - delete entries[i]; -} - -bool PitData::Unpack(const unsigned char *data) -{ - if (PitData::UnpackInteger(data, 0) != PitData::kFileIdentifier) - return (false); - - // Remove existing entries - for (unsigned int i = 0; i < entries.size(); i++) - delete entries[i]; - - entryCount = PitData::UnpackInteger(data, 4); - - entries.resize(entryCount); - - unknown1 = PitData::UnpackInteger(data, 8); - unknown2 = PitData::UnpackInteger(data, 12); - - unknown3 = PitData::UnpackShort(data, 16); - unknown4 = PitData::UnpackShort(data, 18); - - unknown5 = PitData::UnpackShort(data, 20); - unknown6 = PitData::UnpackShort(data, 22); - - unknown7 = PitData::UnpackShort(data, 24); - unknown8 = PitData::UnpackShort(data, 26); - - unsigned int integerValue; - unsigned int entryOffset; - - for (unsigned int i = 0; i < entryCount; i++) - { - entryOffset = PitData::kHeaderDataSize + i * PitEntry::kDataSize; - - entries[i] = new PitEntry(); - - integerValue = PitData::UnpackInteger(data, entryOffset); - entries[i]->SetBinaryType(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 4); - entries[i]->SetDeviceType(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 8); - entries[i]->SetIdentifier(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 12); - entries[i]->SetAttributes(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 16); - entries[i]->SetUpdateAttributes(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 20); - entries[i]->SetBlockSizeOrOffset(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 24); - entries[i]->SetBlockCount(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 28); - entries[i]->SetFileOffset(integerValue); - - integerValue = PitData::UnpackInteger(data, entryOffset + 32); - entries[i]->SetFileSize(integerValue); - - entries[i]->SetPartitionName((const char *)data + entryOffset + 36); - entries[i]->SetFlashFilename((const char *)data + entryOffset + 36 + PitEntry::kPartitionNameMaxLength); - entries[i]->SetFotaFilename((const char *)data + entryOffset + 36 + PitEntry::kPartitionNameMaxLength + PitEntry::kFlashFilenameMaxLength); - } - - return (true); -} - -void PitData::Pack(unsigned char *data) const -{ - PitData::PackInteger(data, 0, PitData::kFileIdentifier); - - PitData::PackInteger(data, 4, entryCount); - - PitData::PackInteger(data, 8, unknown1); - PitData::PackInteger(data, 12, unknown2); - - PitData::PackShort(data, 16, unknown3); - PitData::PackShort(data, 18, unknown4); - - PitData::PackShort(data, 20, unknown5); - PitData::PackShort(data, 22, unknown6); - - PitData::PackShort(data, 24, unknown7); - PitData::PackShort(data, 26, unknown8); - - int entryOffset; - - for (unsigned int i = 0; i < entryCount; i++) - { - entryOffset = PitData::kHeaderDataSize + i * PitEntry::kDataSize; - - PitData::PackInteger(data, entryOffset, entries[i]->GetBinaryType()); - - PitData::PackInteger(data, entryOffset + 4, entries[i]->GetDeviceType()); - PitData::PackInteger(data, entryOffset + 8, entries[i]->GetIdentifier()); - PitData::PackInteger(data, entryOffset + 12, entries[i]->GetAttributes()); - - PitData::PackInteger(data, entryOffset + 16, entries[i]->GetUpdateAttributes()); - - PitData::PackInteger(data, entryOffset + 20, entries[i]->GetBlockSizeOrOffset()); - PitData::PackInteger(data, entryOffset + 24, entries[i]->GetBlockCount()); - - PitData::PackInteger(data, entryOffset + 28, entries[i]->GetFileOffset()); - PitData::PackInteger(data, entryOffset + 32, entries[i]->GetFileSize()); - - memcpy(data + entryOffset + 36, entries[i]->GetPartitionName(), PitEntry::kPartitionNameMaxLength); - memcpy(data + entryOffset + 36 + PitEntry::kPartitionNameMaxLength, entries[i]->GetFlashFilename(), PitEntry::kFlashFilenameMaxLength); - memcpy(data + entryOffset + 36 + PitEntry::kPartitionNameMaxLength + PitEntry::kFlashFilenameMaxLength, - entries[i]->GetFotaFilename(), PitEntry::kFotaFilenameMaxLength); - } -} - -bool PitData::Matches(const PitData *otherPitData) const -{ - if (entryCount == otherPitData->entryCount && unknown1 == otherPitData->unknown1 && unknown2 == otherPitData->unknown2 - && unknown3 == otherPitData->unknown3 && unknown4 == otherPitData->unknown4 && unknown5 == otherPitData->unknown5 - && unknown6 == otherPitData->unknown6 && unknown7 == otherPitData->unknown7 && unknown8 == otherPitData->unknown8) - { - for (unsigned int i = 0; i < entryCount; i++) - { - if (!entries[i]->Matches(otherPitData->entries[i])) - return (false); - } - - return (true); - } - else - { - return (false); - } -} - -void PitData::Clear(void) -{ - entryCount = 0; - - unknown1 = 0; - unknown2 = 0; - - unknown3 = 0; - unknown4 = 0; - - unknown5 = 0; - unknown6 = 0; - - unknown7 = 0; - unknown8 = 0; - - for (unsigned int i = 0; i < entries.size(); i++) - delete entries[i]; - - entries.clear(); -} - -PitEntry *PitData::GetEntry(unsigned int index) -{ - return (entries[index]); -} - -const PitEntry *PitData::GetEntry(unsigned int index) const -{ - return (entries[index]); -} - -PitEntry *PitData::FindEntry(const char *partitionName) -{ - for (unsigned int i = 0; i < entries.size(); i++) - { - if (entries[i]->IsFlashable() && strcmp(entries[i]->GetPartitionName(), partitionName) == 0) - return (entries[i]); - } - - return (nullptr); -} - -const PitEntry *PitData::FindEntry(const char *partitionName) const -{ - for (unsigned int i = 0; i < entries.size(); i++) - { - if (entries[i]->IsFlashable() && strcmp(entries[i]->GetPartitionName(), partitionName) == 0) - return (entries[i]); - } - - return (nullptr); -} - -PitEntry *PitData::FindEntry(unsigned int partitionIdentifier) -{ - for (unsigned int i = 0; i < entries.size(); i++) - { - if (entries[i]->IsFlashable() && entries[i]->GetIdentifier() == partitionIdentifier) - return (entries[i]); - } - - return (nullptr); -} - -const PitEntry *PitData::FindEntry(unsigned int partitionIdentifier) const -{ - for (unsigned int i = 0; i < entries.size(); i++) - { - if (entries[i]->IsFlashable() && entries[i]->GetIdentifier() == partitionIdentifier) - return (entries[i]); - } - - return (nullptr); -} |