mirror of
https://github.com/LongSoft/UEFITool.git
synced 2024-10-18 04:30:33 -04:00
8f7cc0d20e
- some work done on ffsBuilder, still much to do - added more PE types - better names for utility.h functions
259 lines
13 KiB
C++
259 lines
13 KiB
C++
/* utility.cpp
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Copyright (c) 2015, Nikolaj Schlej. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*/
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#include <QObject>
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#include "treemodel.h"
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#include "utility.h"
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#include "ffs.h"
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#include "Tiano/EfiTianoCompress.h"
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#include "Tiano/EfiTianoDecompress.h"
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#include "LZMA/LzmaCompress.h"
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#include "LZMA/LzmaDecompress.h"
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// Returns either new parsing data instance or obtains it from index
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PARSING_DATA parsingDataFromQByteArray(const QModelIndex & index)
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{
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if (index.isValid()) {
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TreeModel* model = (TreeModel*)index.model();
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return *(PARSING_DATA*)model->parsingData(index).data();
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}
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PARSING_DATA data;
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data.fixed = FALSE; // Item is not fixed by default
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data.isOnFlash = TRUE; // Data is on flash by default
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data.offset = 0;
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data.address = 0;
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data.ffsVersion = 0; // Unknown by default
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// Type-specific parts remain unitialized
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return data;
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}
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// Converts parsing data to byte array
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QByteArray parsingDataToQByteArray(const PARSING_DATA & pdata)
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{
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return QByteArray((const char*)&pdata, sizeof(PARSING_DATA));
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}
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// Returns text representation of error code
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QString errorCodeToQString(UINT8 errorCode)
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{
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switch (errorCode) {
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case ERR_SUCCESS: return QObject::tr("Success");
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case ERR_NOT_IMPLEMENTED: return QObject::tr("Not implemented");
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case ERR_INVALID_PARAMETER: return QObject::tr("Function called with invalid parameter");
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case ERR_BUFFER_TOO_SMALL: return QObject::tr("Buffer too small");
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case ERR_OUT_OF_RESOURCES: return QObject::tr("Out of resources");
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case ERR_OUT_OF_MEMORY: return QObject::tr("Out of memory");
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case ERR_FILE_OPEN: return QObject::tr("File can't be opened");
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case ERR_FILE_READ: return QObject::tr("File can't be read");
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case ERR_FILE_WRITE: return QObject::tr("File can't be written");
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case ERR_ITEM_NOT_FOUND: return QObject::tr("Item not found");
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case ERR_UNKNOWN_ITEM_TYPE: return QObject::tr("Unknown item type");
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case ERR_INVALID_FLASH_DESCRIPTOR: return QObject::tr("Invalid flash descriptor");
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case ERR_INVALID_REGION: return QObject::tr("Invalid region");
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case ERR_EMPTY_REGION: return QObject::tr("Empty region");
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case ERR_BIOS_REGION_NOT_FOUND: return QObject::tr("BIOS region not found");
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case ERR_VOLUMES_NOT_FOUND: return QObject::tr("UEFI volumes not found");
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case ERR_INVALID_VOLUME: return QObject::tr("Invalid UEFI volume");
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case ERR_VOLUME_REVISION_NOT_SUPPORTED: return QObject::tr("Volume revision not supported");
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//case ERR_VOLUME_GROW_FAILED: return QObject::tr("Volume grow failed");
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case ERR_UNKNOWN_FFS: return QObject::tr("Unknown file system");
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case ERR_INVALID_FILE: return QObject::tr("Invalid file");
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case ERR_INVALID_SECTION: return QObject::tr("Invalid section");
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case ERR_UNKNOWN_SECTION: return QObject::tr("Unknown section");
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case ERR_STANDARD_COMPRESSION_FAILED: return QObject::tr("Standard compression failed");
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case ERR_CUSTOMIZED_COMPRESSION_FAILED: return QObject::tr("Customized compression failed");
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case ERR_STANDARD_DECOMPRESSION_FAILED: return QObject::tr("Standard decompression failed");
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case ERR_CUSTOMIZED_DECOMPRESSION_FAILED: return QObject::tr("Customized compression failed");
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case ERR_UNKNOWN_COMPRESSION_TYPE: return QObject::tr("Unknown compression type");
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case ERR_UNKNOWN_EXTRACT_MODE: return QObject::tr("Unknown extract mode");
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//case ERR_UNKNOWN_INSERT_MODE: return QObject::tr("Unknown insert mode");
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case ERR_UNKNOWN_IMAGE_TYPE: return QObject::tr("Unknown executable image type");
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case ERR_UNKNOWN_PE_OPTIONAL_HEADER_TYPE: return QObject::tr("Unknown PE optional header type");
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case ERR_UNKNOWN_RELOCATION_TYPE: return QObject::tr("Unknown relocation type");
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//case ERR_GENERIC_CALL_NOT_SUPPORTED: return QObject::tr("Generic call not supported");
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//case ERR_VOLUME_BASE_NOT_FOUND: return QObject::tr("Volume base address not found");
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//case ERR_PEI_CORE_ENTRY_POINT_NOT_FOUND: return QObject::tr("PEI core entry point not found");
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case ERR_COMPLEX_BLOCK_MAP: return QObject::tr("Block map structure too complex for correct analysis");
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case ERR_DIR_ALREADY_EXIST: return QObject::tr("Directory already exists");
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case ERR_DIR_CREATE: return QObject::tr("Directory can't be created");
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//case ERR_UNKNOWN_PATCH_TYPE: return QObject::tr("Unknown patch type");
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//case ERR_PATCH_OFFSET_OUT_OF_BOUNDS: return QObject::tr("Patch offset out of bounds");
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//case ERR_INVALID_SYMBOL: return QObject::tr("Invalid symbol");
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//case ERR_NOTHING_TO_PATCH: return QObject::tr("Nothing to patch");
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case ERR_DEPEX_PARSE_FAILED: return QObject::tr("Dependency expression parsing failed");
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default: return QObject::tr("Unknown error %1").arg(errorCode);
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}
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}
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// CRC32 implementation
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UINT32 crc32(UINT32 initial, const UINT8* buffer, UINT32 length)
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{
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static const UINT32 crcTable[256] = {
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0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F, 0xE963A535,
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0x9E6495A3, 0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, 0x09B64C2B, 0x7EB17CBD,
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0xE7B82D07, 0x90BF1D91, 0x1DB71064, 0x6AB020F2, 0xF3B97148, 0x84BE41DE, 0x1ADAD47D,
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0x6DDDE4EB, 0xF4D4B551, 0x83D385C7, 0x136C9856, 0x646BA8C0, 0xFD62F97A, 0x8A65C9EC,
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0x14015C4F, 0x63066CD9, 0xFA0F3D63, 0x8D080DF5, 0x3B6E20C8, 0x4C69105E, 0xD56041E4,
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0xA2677172, 0x3C03E4D1, 0x4B04D447, 0xD20D85FD, 0xA50AB56B, 0x35B5A8FA, 0x42B2986C,
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0xDBBBC9D6, 0xACBCF940, 0x32D86CE3, 0x45DF5C75, 0xDCD60DCF, 0xABD13D59, 0x26D930AC,
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0x51DE003A, 0xC8D75180, 0xBFD06116, 0x21B4F4B5, 0x56B3C423, 0xCFBA9599, 0xB8BDA50F,
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0x2802B89E, 0x5F058808, 0xC60CD9B2, 0xB10BE924, 0x2F6F7C87, 0x58684C11, 0xC1611DAB,
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0xB6662D3D, 0x76DC4190, 0x01DB7106, 0x98D220BC, 0xEFD5102A, 0x71B18589, 0x06B6B51F,
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0x9FBFE4A5, 0xE8B8D433, 0x7807C9A2, 0x0F00F934, 0x9609A88E, 0xE10E9818, 0x7F6A0DBB,
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0x086D3D2D, 0x91646C97, 0xE6635C01, 0x6B6B51F4, 0x1C6C6162, 0x856530D8, 0xF262004E,
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0x6C0695ED, 0x1B01A57B, 0x8208F4C1, 0xF50FC457, 0x65B0D9C6, 0x12B7E950, 0x8BBEB8EA,
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0xFCB9887C, 0x62DD1DDF, 0x15DA2D49, 0x8CD37CF3, 0xFBD44C65, 0x4DB26158, 0x3AB551CE,
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0xA3BC0074, 0xD4BB30E2, 0x4ADFA541, 0x3DD895D7, 0xA4D1C46D, 0xD3D6F4FB, 0x4369E96A,
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0x346ED9FC, 0xAD678846, 0xDA60B8D0, 0x44042D73, 0x33031DE5, 0xAA0A4C5F, 0xDD0D7CC9,
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0x5005713C, 0x270241AA, 0xBE0B1010, 0xC90C2086, 0x5768B525, 0x206F85B3, 0xB966D409,
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0xCE61E49F, 0x5EDEF90E, 0x29D9C998, 0xB0D09822, 0xC7D7A8B4, 0x59B33D17, 0x2EB40D81,
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0xB7BD5C3B, 0xC0BA6CAD, 0xEDB88320, 0x9ABFB3B6, 0x03B6E20C, 0x74B1D29A, 0xEAD54739,
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0x9DD277AF, 0x04DB2615, 0x73DC1683, 0xE3630B12, 0x94643B84, 0x0D6D6A3E, 0x7A6A5AA8,
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0xE40ECF0B, 0x9309FF9D, 0x0A00AE27, 0x7D079EB1, 0xF00F9344, 0x8708A3D2, 0x1E01F268,
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0x6906C2FE, 0xF762575D, 0x806567CB, 0x196C3671, 0x6E6B06E7, 0xFED41B76, 0x89D32BE0,
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0x10DA7A5A, 0x67DD4ACC, 0xF9B9DF6F, 0x8EBEEFF9, 0x17B7BE43, 0x60B08ED5, 0xD6D6A3E8,
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0xA1D1937E, 0x38D8C2C4, 0x4FDFF252, 0xD1BB67F1, 0xA6BC5767, 0x3FB506DD, 0x48B2364B,
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0xD80D2BDA, 0xAF0A1B4C, 0x36034AF6, 0x41047A60, 0xDF60EFC3, 0xA867DF55, 0x316E8EEF,
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0x4669BE79, 0xCB61B38C, 0xBC66831A, 0x256FD2A0, 0x5268E236, 0xCC0C7795, 0xBB0B4703,
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0x220216B9, 0x5505262F, 0xC5BA3BBE, 0xB2BD0B28, 0x2BB45A92, 0x5CB36A04, 0xC2D7FFA7,
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0xB5D0CF31, 0x2CD99E8B, 0x5BDEAE1D, 0x9B64C2B0, 0xEC63F226, 0x756AA39C, 0x026D930A,
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0x9C0906A9, 0xEB0E363F, 0x72076785, 0x05005713, 0x95BF4A82, 0xE2B87A14, 0x7BB12BAE,
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0x0CB61B38, 0x92D28E9B, 0xE5D5BE0D, 0x7CDCEFB7, 0x0BDBDF21, 0x86D3D2D4, 0xF1D4E242,
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0x68DDB3F8, 0x1FDA836E, 0x81BE16CD, 0xF6B9265B, 0x6FB077E1, 0x18B74777, 0x88085AE6,
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0xFF0F6A70, 0x66063BCA, 0x11010B5C, 0x8F659EFF, 0xF862AE69, 0x616BFFD3, 0x166CCF45,
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0xA00AE278, 0xD70DD2EE, 0x4E048354, 0x3903B3C2, 0xA7672661, 0xD06016F7, 0x4969474D,
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0x3E6E77DB, 0xAED16A4A, 0xD9D65ADC, 0x40DF0B66, 0x37D83BF0, 0xA9BCAE53, 0xDEBB9EC5,
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0x47B2CF7F, 0x30B5FFE9, 0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605,
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0xCDD70693, 0x54DE5729, 0x23D967BF, 0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94,
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0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D };
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UINT32 crc32;
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UINT32 i;
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// Accumulate crc32 for buffer
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crc32 = initial ^ 0xFFFFFFFF;
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for (i = 0; i < length; i++) {
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crc32 = (crc32 >> 8) ^ crcTable[(crc32 ^ buffer[i]) & 0xFF];
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}
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return(crc32 ^ 0xFFFFFFFF);
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}
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// Compression routines
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STATUS decompress(const QByteArray & compressedData, UINT8 & algorithm, QByteArray & decompressedData)
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{
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const UINT8* data;
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UINT32 dataSize;
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UINT8* decompressed;
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UINT32 decompressedSize = 0;
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UINT8* scratch;
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UINT32 scratchSize = 0;
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const EFI_TIANO_HEADER* header;
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switch (algorithm)
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{
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case EFI_NOT_COMPRESSED:
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decompressedData = compressedData;
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algorithm = COMPRESSION_ALGORITHM_NONE;
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return ERR_SUCCESS;
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case EFI_STANDARD_COMPRESSION:
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// Set default algorithm to unknown
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algorithm = COMPRESSION_ALGORITHM_UNKNOWN;
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// Get buffer sizes
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data = (UINT8*)compressedData.data();
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dataSize = compressedData.size();
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// Check header to be valid
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header = (const EFI_TIANO_HEADER*)data;
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if (header->CompSize + sizeof(EFI_TIANO_HEADER) != dataSize)
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return ERR_STANDARD_DECOMPRESSION_FAILED;
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// Get info function is the same for both algorithms
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if (ERR_SUCCESS != EfiTianoGetInfo(data, dataSize, &decompressedSize, &scratchSize))
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return ERR_STANDARD_DECOMPRESSION_FAILED;
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// Allocate memory
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decompressed = new UINT8[decompressedSize];
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scratch = new UINT8[scratchSize];
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// Decompress section data
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//TODO: separate EFI1.1 from Tiano another way
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// Try Tiano decompression first
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if (ERR_SUCCESS != TianoDecompress(data, dataSize, decompressed, decompressedSize, scratch, scratchSize)) {
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// Not Tiano, try EFI 1.1
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if (ERR_SUCCESS != EfiDecompress(data, dataSize, decompressed, decompressedSize, scratch, scratchSize)) {
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delete[] decompressed;
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delete[] scratch;
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return ERR_STANDARD_DECOMPRESSION_FAILED;
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}
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else algorithm = COMPRESSION_ALGORITHM_EFI11;
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}
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else algorithm = COMPRESSION_ALGORITHM_TIANO;
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decompressedData = QByteArray((const char*)decompressed, decompressedSize);
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delete[] decompressed;
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delete[] scratch;
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return ERR_SUCCESS;
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case EFI_CUSTOMIZED_COMPRESSION:
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// Set default algorithm to unknown
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algorithm = COMPRESSION_ALGORITHM_UNKNOWN;
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// Get buffer sizes
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data = (const UINT8*)compressedData.constData();
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dataSize = compressedData.size();
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// Get info
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if (ERR_SUCCESS != LzmaGetInfo(data, dataSize, &decompressedSize))
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return ERR_CUSTOMIZED_DECOMPRESSION_FAILED;
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// Allocate memory
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decompressed = new UINT8[decompressedSize];
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// Decompress section data
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if (ERR_SUCCESS != LzmaDecompress(data, dataSize, decompressed)) {
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// Intel modified LZMA workaround
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// Decompress section data once again
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data += sizeof(UINT32);
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// Get info again
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if (ERR_SUCCESS != LzmaGetInfo(data, dataSize, &decompressedSize)) {
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delete[] decompressed;
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return ERR_CUSTOMIZED_DECOMPRESSION_FAILED;
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}
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// Decompress section data again
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if (ERR_SUCCESS != LzmaDecompress(data, dataSize, decompressed)) {
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delete[] decompressed;
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return ERR_CUSTOMIZED_DECOMPRESSION_FAILED;
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}
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else {
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algorithm = COMPRESSION_ALGORITHM_IMLZMA;
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decompressedData = QByteArray((const char*)decompressed, decompressedSize);
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}
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}
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else {
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algorithm = COMPRESSION_ALGORITHM_LZMA;
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decompressedData = QByteArray((const char*)decompressed, decompressedSize);
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}
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delete[] decompressed;
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return ERR_SUCCESS;
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default:
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algorithm = COMPRESSION_ALGORITHM_UNKNOWN;
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return ERR_UNKNOWN_COMPRESSION_TYPE;
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}
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}
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