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| author | 2020-08-03 15:06:44 +0000 | |
|---|---|---|
| committer | 2020-08-03 15:06:44 +0000 | |
| commit | b64793999546ed8adebaeebd9d8345d18db8927d (patch) | |
| tree | 4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp | |
| parent | Add support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff) | |
| download | wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip | |
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp')
| -rw-r--r-- | gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp b/gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp deleted file mode 100644 index d398304375a..00000000000 --- a/gnu/llvm/lib/DebugInfo/MSF/MSFCommon.cpp +++ /dev/null @@ -1,83 +0,0 @@ -//===- MSFCommon.cpp - Common types and functions for MSF files -----------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// - -#include "llvm/DebugInfo/MSF/MSFCommon.h" -#include "llvm/DebugInfo/MSF/MSFError.h" -#include "llvm/Support/Endian.h" -#include "llvm/Support/Error.h" -#include <cstdint> -#include <cstring> - -using namespace llvm; -using namespace llvm::msf; - -Error llvm::msf::validateSuperBlock(const SuperBlock &SB) { - // Check the magic bytes. - if (std::memcmp(SB.MagicBytes, Magic, sizeof(Magic)) != 0) - return make_error<MSFError>(msf_error_code::invalid_format, - "MSF magic header doesn't match"); - - if (!isValidBlockSize(SB.BlockSize)) - return make_error<MSFError>(msf_error_code::invalid_format, - "Unsupported block size."); - - // We don't support directories whose sizes aren't a multiple of four bytes. - if (SB.NumDirectoryBytes % sizeof(support::ulittle32_t) != 0) - return make_error<MSFError>(msf_error_code::invalid_format, - "Directory size is not multiple of 4."); - - // The number of blocks which comprise the directory is a simple function of - // the number of bytes it contains. - uint64_t NumDirectoryBlocks = - bytesToBlocks(SB.NumDirectoryBytes, SB.BlockSize); - - // The directory, as we understand it, is a block which consists of a list of - // block numbers. It is unclear what would happen if the number of blocks - // couldn't fit on a single block. - if (NumDirectoryBlocks > SB.BlockSize / sizeof(support::ulittle32_t)) - return make_error<MSFError>(msf_error_code::invalid_format, - "Too many directory blocks."); - - if (SB.BlockMapAddr == 0) - return make_error<MSFError>(msf_error_code::invalid_format, - "Block 0 is reserved"); - - if (SB.BlockMapAddr >= SB.NumBlocks) - return make_error<MSFError>(msf_error_code::invalid_format, - "Block map address is invalid."); - - if (SB.FreeBlockMapBlock != 1 && SB.FreeBlockMapBlock != 2) - return make_error<MSFError>( - msf_error_code::invalid_format, - "The free block map isn't at block 1 or block 2."); - - return Error::success(); -} - -MSFStreamLayout llvm::msf::getFpmStreamLayout(const MSFLayout &Msf, - bool IncludeUnusedFpmData, - bool AltFpm) { - MSFStreamLayout FL; - uint32_t NumFpmIntervals = - getNumFpmIntervals(Msf, IncludeUnusedFpmData, AltFpm); - - uint32_t FpmBlock = AltFpm ? Msf.alternateFpmBlock() : Msf.mainFpmBlock(); - - for (uint32_t I = 0; I < NumFpmIntervals; ++I) { - FL.Blocks.push_back(support::ulittle32_t(FpmBlock)); - FpmBlock += msf::getFpmIntervalLength(Msf); - } - - if (IncludeUnusedFpmData) - FL.Length = NumFpmIntervals * Msf.SB->BlockSize; - else - FL.Length = divideCeil(Msf.SB->NumBlocks, 8); - - return FL; -} |
