From a990de90fe41456a23e58bd087d2f107d321f3a1 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Fri, 19 Jul 2024 16:37:58 +0400
Subject: Deleted vendor folder

---
 vendor/object/src/read/macho/load_command.rs | 382 ---------------------------
 1 file changed, 382 deletions(-)
 delete mode 100644 vendor/object/src/read/macho/load_command.rs

(limited to 'vendor/object/src/read/macho/load_command.rs')

diff --git a/vendor/object/src/read/macho/load_command.rs b/vendor/object/src/read/macho/load_command.rs
deleted file mode 100644
index 7225fbd..0000000
--- a/vendor/object/src/read/macho/load_command.rs
+++ /dev/null
@@ -1,382 +0,0 @@
-use core::marker::PhantomData;
-use core::mem;
-
-use crate::endian::Endian;
-use crate::macho;
-use crate::pod::Pod;
-use crate::read::macho::{MachHeader, SymbolTable};
-use crate::read::{Bytes, Error, ReadError, ReadRef, Result, StringTable};
-
-/// An iterator for the load commands from a [`MachHeader`].
-#[derive(Debug, Default, Clone, Copy)]
-pub struct LoadCommandIterator<'data, E: Endian> {
-    endian: E,
-    data: Bytes<'data>,
-    ncmds: u32,
-}
-
-impl<'data, E: Endian> LoadCommandIterator<'data, E> {
-    pub(super) fn new(endian: E, data: &'data [u8], ncmds: u32) -> Self {
-        LoadCommandIterator {
-            endian,
-            data: Bytes(data),
-            ncmds,
-        }
-    }
-
-    /// Return the next load command.
-    pub fn next(&mut self) -> Result<Option<LoadCommandData<'data, E>>> {
-        if self.ncmds == 0 {
-            return Ok(None);
-        }
-        let header = self
-            .data
-            .read_at::<macho::LoadCommand<E>>(0)
-            .read_error("Invalid Mach-O load command header")?;
-        let cmd = header.cmd.get(self.endian);
-        let cmdsize = header.cmdsize.get(self.endian) as usize;
-        if cmdsize < mem::size_of::<macho::LoadCommand<E>>() {
-            return Err(Error("Invalid Mach-O load command size"));
-        }
-        let data = self
-            .data
-            .read_bytes(cmdsize)
-            .read_error("Invalid Mach-O load command size")?;
-        self.ncmds -= 1;
-        Ok(Some(LoadCommandData {
-            cmd,
-            data,
-            marker: Default::default(),
-        }))
-    }
-}
-
-/// The data for a [`macho::LoadCommand`].
-#[derive(Debug, Clone, Copy)]
-pub struct LoadCommandData<'data, E: Endian> {
-    cmd: u32,
-    // Includes the header.
-    data: Bytes<'data>,
-    marker: PhantomData<E>,
-}
-
-impl<'data, E: Endian> LoadCommandData<'data, E> {
-    /// Return the `cmd` field of the [`macho::LoadCommand`].
-    ///
-    /// This is one of the `LC_` constants.
-    pub fn cmd(&self) -> u32 {
-        self.cmd
-    }
-
-    /// Return the `cmdsize` field of the [`macho::LoadCommand`].
-    pub fn cmdsize(&self) -> u32 {
-        self.data.len() as u32
-    }
-
-    /// Parse the data as the given type.
-    #[inline]
-    pub fn data<T: Pod>(&self) -> Result<&'data T> {
-        self.data
-            .read_at(0)
-            .read_error("Invalid Mach-O command size")
-    }
-
-    /// Raw bytes of this [`macho::LoadCommand`] structure.
-    pub fn raw_data(&self) -> &'data [u8] {
-        self.data.0
-    }
-
-    /// Parse a load command string value.
-    ///
-    /// Strings used by load commands are specified by offsets that are
-    /// relative to the load command header.
-    pub fn string(&self, endian: E, s: macho::LcStr<E>) -> Result<&'data [u8]> {
-        self.data
-            .read_string_at(s.offset.get(endian) as usize)
-            .read_error("Invalid load command string offset")
-    }
-
-    /// Parse the command data according to the `cmd` field.
-    pub fn variant(&self) -> Result<LoadCommandVariant<'data, E>> {
-        Ok(match self.cmd {
-            macho::LC_SEGMENT => {
-                let mut data = self.data;
-                let segment = data.read().read_error("Invalid Mach-O command size")?;
-                LoadCommandVariant::Segment32(segment, data.0)
-            }
-            macho::LC_SYMTAB => LoadCommandVariant::Symtab(self.data()?),
-            macho::LC_THREAD | macho::LC_UNIXTHREAD => {
-                let mut data = self.data;
-                let thread = data.read().read_error("Invalid Mach-O command size")?;
-                LoadCommandVariant::Thread(thread, data.0)
-            }
-            macho::LC_DYSYMTAB => LoadCommandVariant::Dysymtab(self.data()?),
-            macho::LC_LOAD_DYLIB
-            | macho::LC_LOAD_WEAK_DYLIB
-            | macho::LC_REEXPORT_DYLIB
-            | macho::LC_LAZY_LOAD_DYLIB
-            | macho::LC_LOAD_UPWARD_DYLIB => LoadCommandVariant::Dylib(self.data()?),
-            macho::LC_ID_DYLIB => LoadCommandVariant::IdDylib(self.data()?),
-            macho::LC_LOAD_DYLINKER => LoadCommandVariant::LoadDylinker(self.data()?),
-            macho::LC_ID_DYLINKER => LoadCommandVariant::IdDylinker(self.data()?),
-            macho::LC_PREBOUND_DYLIB => LoadCommandVariant::PreboundDylib(self.data()?),
-            macho::LC_ROUTINES => LoadCommandVariant::Routines32(self.data()?),
-            macho::LC_SUB_FRAMEWORK => LoadCommandVariant::SubFramework(self.data()?),
-            macho::LC_SUB_UMBRELLA => LoadCommandVariant::SubUmbrella(self.data()?),
-            macho::LC_SUB_CLIENT => LoadCommandVariant::SubClient(self.data()?),
-            macho::LC_SUB_LIBRARY => LoadCommandVariant::SubLibrary(self.data()?),
-            macho::LC_TWOLEVEL_HINTS => LoadCommandVariant::TwolevelHints(self.data()?),
-            macho::LC_PREBIND_CKSUM => LoadCommandVariant::PrebindCksum(self.data()?),
-            macho::LC_SEGMENT_64 => {
-                let mut data = self.data;
-                let segment = data.read().read_error("Invalid Mach-O command size")?;
-                LoadCommandVariant::Segment64(segment, data.0)
-            }
-            macho::LC_ROUTINES_64 => LoadCommandVariant::Routines64(self.data()?),
-            macho::LC_UUID => LoadCommandVariant::Uuid(self.data()?),
-            macho::LC_RPATH => LoadCommandVariant::Rpath(self.data()?),
-            macho::LC_CODE_SIGNATURE
-            | macho::LC_SEGMENT_SPLIT_INFO
-            | macho::LC_FUNCTION_STARTS
-            | macho::LC_DATA_IN_CODE
-            | macho::LC_DYLIB_CODE_SIGN_DRS
-            | macho::LC_LINKER_OPTIMIZATION_HINT
-            | macho::LC_DYLD_EXPORTS_TRIE
-            | macho::LC_DYLD_CHAINED_FIXUPS => LoadCommandVariant::LinkeditData(self.data()?),
-            macho::LC_ENCRYPTION_INFO => LoadCommandVariant::EncryptionInfo32(self.data()?),
-            macho::LC_DYLD_INFO | macho::LC_DYLD_INFO_ONLY => {
-                LoadCommandVariant::DyldInfo(self.data()?)
-            }
-            macho::LC_VERSION_MIN_MACOSX
-            | macho::LC_VERSION_MIN_IPHONEOS
-            | macho::LC_VERSION_MIN_TVOS
-            | macho::LC_VERSION_MIN_WATCHOS => LoadCommandVariant::VersionMin(self.data()?),
-            macho::LC_DYLD_ENVIRONMENT => LoadCommandVariant::DyldEnvironment(self.data()?),
-            macho::LC_MAIN => LoadCommandVariant::EntryPoint(self.data()?),
-            macho::LC_SOURCE_VERSION => LoadCommandVariant::SourceVersion(self.data()?),
-            macho::LC_ENCRYPTION_INFO_64 => LoadCommandVariant::EncryptionInfo64(self.data()?),
-            macho::LC_LINKER_OPTION => LoadCommandVariant::LinkerOption(self.data()?),
-            macho::LC_NOTE => LoadCommandVariant::Note(self.data()?),
-            macho::LC_BUILD_VERSION => LoadCommandVariant::BuildVersion(self.data()?),
-            macho::LC_FILESET_ENTRY => LoadCommandVariant::FilesetEntry(self.data()?),
-            _ => LoadCommandVariant::Other,
-        })
-    }
-
-    /// Try to parse this command as a [`macho::SegmentCommand32`].
-    ///
-    /// Returns the segment command and the data containing the sections.
-    pub fn segment_32(self) -> Result<Option<(&'data macho::SegmentCommand32<E>, &'data [u8])>> {
-        if self.cmd == macho::LC_SEGMENT {
-            let mut data = self.data;
-            let segment = data.read().read_error("Invalid Mach-O command size")?;
-            Ok(Some((segment, data.0)))
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::SymtabCommand`].
-    ///
-    /// Returns the segment command and the data containing the sections.
-    pub fn symtab(self) -> Result<Option<&'data macho::SymtabCommand<E>>> {
-        if self.cmd == macho::LC_SYMTAB {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::DysymtabCommand`].
-    pub fn dysymtab(self) -> Result<Option<&'data macho::DysymtabCommand<E>>> {
-        if self.cmd == macho::LC_DYSYMTAB {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::DylibCommand`].
-    pub fn dylib(self) -> Result<Option<&'data macho::DylibCommand<E>>> {
-        if self.cmd == macho::LC_LOAD_DYLIB
-            || self.cmd == macho::LC_LOAD_WEAK_DYLIB
-            || self.cmd == macho::LC_REEXPORT_DYLIB
-            || self.cmd == macho::LC_LAZY_LOAD_DYLIB
-            || self.cmd == macho::LC_LOAD_UPWARD_DYLIB
-        {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::UuidCommand`].
-    pub fn uuid(self) -> Result<Option<&'data macho::UuidCommand<E>>> {
-        if self.cmd == macho::LC_UUID {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::SegmentCommand64`].
-    pub fn segment_64(self) -> Result<Option<(&'data macho::SegmentCommand64<E>, &'data [u8])>> {
-        if self.cmd == macho::LC_SEGMENT_64 {
-            let mut data = self.data;
-            let command = data.read().read_error("Invalid Mach-O command size")?;
-            Ok(Some((command, data.0)))
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::DyldInfoCommand`].
-    pub fn dyld_info(self) -> Result<Option<&'data macho::DyldInfoCommand<E>>> {
-        if self.cmd == macho::LC_DYLD_INFO || self.cmd == macho::LC_DYLD_INFO_ONLY {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as an [`macho::EntryPointCommand`].
-    pub fn entry_point(self) -> Result<Option<&'data macho::EntryPointCommand<E>>> {
-        if self.cmd == macho::LC_MAIN {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-
-    /// Try to parse this command as a [`macho::BuildVersionCommand`].
-    pub fn build_version(self) -> Result<Option<&'data macho::BuildVersionCommand<E>>> {
-        if self.cmd == macho::LC_BUILD_VERSION {
-            Some(self.data()).transpose()
-        } else {
-            Ok(None)
-        }
-    }
-}
-
-/// A [`macho::LoadCommand`] that has been interpreted according to its `cmd` field.
-#[derive(Debug, Clone, Copy)]
-#[non_exhaustive]
-pub enum LoadCommandVariant<'data, E: Endian> {
-    /// `LC_SEGMENT`
-    Segment32(&'data macho::SegmentCommand32<E>, &'data [u8]),
-    /// `LC_SYMTAB`
-    Symtab(&'data macho::SymtabCommand<E>),
-    // obsolete: `LC_SYMSEG`
-    //Symseg(&'data macho::SymsegCommand<E>),
-    /// `LC_THREAD` or `LC_UNIXTHREAD`
-    Thread(&'data macho::ThreadCommand<E>, &'data [u8]),
-    // obsolete: `LC_IDFVMLIB` or `LC_LOADFVMLIB`
-    //Fvmlib(&'data macho::FvmlibCommand<E>),
-    // obsolete: `LC_IDENT`
-    //Ident(&'data macho::IdentCommand<E>),
-    // internal: `LC_FVMFILE`
-    //Fvmfile(&'data macho::FvmfileCommand<E>),
-    // internal: `LC_PREPAGE`
-    /// `LC_DYSYMTAB`
-    Dysymtab(&'data macho::DysymtabCommand<E>),
-    /// `LC_LOAD_DYLIB`, `LC_LOAD_WEAK_DYLIB`, `LC_REEXPORT_DYLIB`,
-    /// `LC_LAZY_LOAD_DYLIB`, or `LC_LOAD_UPWARD_DYLIB`
-    Dylib(&'data macho::DylibCommand<E>),
-    /// `LC_ID_DYLIB`
-    IdDylib(&'data macho::DylibCommand<E>),
-    /// `LC_LOAD_DYLINKER`
-    LoadDylinker(&'data macho::DylinkerCommand<E>),
-    /// `LC_ID_DYLINKER`
-    IdDylinker(&'data macho::DylinkerCommand<E>),
-    /// `LC_PREBOUND_DYLIB`
-    PreboundDylib(&'data macho::PreboundDylibCommand<E>),
-    /// `LC_ROUTINES`
-    Routines32(&'data macho::RoutinesCommand32<E>),
-    /// `LC_SUB_FRAMEWORK`
-    SubFramework(&'data macho::SubFrameworkCommand<E>),
-    /// `LC_SUB_UMBRELLA`
-    SubUmbrella(&'data macho::SubUmbrellaCommand<E>),
-    /// `LC_SUB_CLIENT`
-    SubClient(&'data macho::SubClientCommand<E>),
-    /// `LC_SUB_LIBRARY`
-    SubLibrary(&'data macho::SubLibraryCommand<E>),
-    /// `LC_TWOLEVEL_HINTS`
-    TwolevelHints(&'data macho::TwolevelHintsCommand<E>),
-    /// `LC_PREBIND_CKSUM`
-    PrebindCksum(&'data macho::PrebindCksumCommand<E>),
-    /// `LC_SEGMENT_64`
-    Segment64(&'data macho::SegmentCommand64<E>, &'data [u8]),
-    /// `LC_ROUTINES_64`
-    Routines64(&'data macho::RoutinesCommand64<E>),
-    /// `LC_UUID`
-    Uuid(&'data macho::UuidCommand<E>),
-    /// `LC_RPATH`
-    Rpath(&'data macho::RpathCommand<E>),
-    /// `LC_CODE_SIGNATURE`, `LC_SEGMENT_SPLIT_INFO`, `LC_FUNCTION_STARTS`,
-    /// `LC_DATA_IN_CODE`, `LC_DYLIB_CODE_SIGN_DRS`, `LC_LINKER_OPTIMIZATION_HINT`,
-    /// `LC_DYLD_EXPORTS_TRIE`, or `LC_DYLD_CHAINED_FIXUPS`.
-    LinkeditData(&'data macho::LinkeditDataCommand<E>),
-    /// `LC_ENCRYPTION_INFO`
-    EncryptionInfo32(&'data macho::EncryptionInfoCommand32<E>),
-    /// `LC_DYLD_INFO` or `LC_DYLD_INFO_ONLY`
-    DyldInfo(&'data macho::DyldInfoCommand<E>),
-    /// `LC_VERSION_MIN_MACOSX`, `LC_VERSION_MIN_IPHONEOS`, `LC_VERSION_MIN_WATCHOS`,
-    /// or `LC_VERSION_MIN_TVOS`
-    VersionMin(&'data macho::VersionMinCommand<E>),
-    /// `LC_DYLD_ENVIRONMENT`
-    DyldEnvironment(&'data macho::DylinkerCommand<E>),
-    /// `LC_MAIN`
-    EntryPoint(&'data macho::EntryPointCommand<E>),
-    /// `LC_SOURCE_VERSION`
-    SourceVersion(&'data macho::SourceVersionCommand<E>),
-    /// `LC_ENCRYPTION_INFO_64`
-    EncryptionInfo64(&'data macho::EncryptionInfoCommand64<E>),
-    /// `LC_LINKER_OPTION`
-    LinkerOption(&'data macho::LinkerOptionCommand<E>),
-    /// `LC_NOTE`
-    Note(&'data macho::NoteCommand<E>),
-    /// `LC_BUILD_VERSION`
-    BuildVersion(&'data macho::BuildVersionCommand<E>),
-    /// `LC_FILESET_ENTRY`
-    FilesetEntry(&'data macho::FilesetEntryCommand<E>),
-    /// An unrecognized or obsolete load command.
-    Other,
-}
-
-impl<E: Endian> macho::SymtabCommand<E> {
-    /// Return the symbol table that this command references.
-    pub fn symbols<'data, Mach: MachHeader<Endian = E>, R: ReadRef<'data>>(
-        &self,
-        endian: E,
-        data: R,
-    ) -> Result<SymbolTable<'data, Mach, R>> {
-        let symbols = data
-            .read_slice_at(
-                self.symoff.get(endian).into(),
-                self.nsyms.get(endian) as usize,
-            )
-            .read_error("Invalid Mach-O symbol table offset or size")?;
-        let str_start: u64 = self.stroff.get(endian).into();
-        let str_end = str_start
-            .checked_add(self.strsize.get(endian).into())
-            .read_error("Invalid Mach-O string table length")?;
-        let strings = StringTable::new(data, str_start, str_end);
-        Ok(SymbolTable::new(symbols, strings))
-    }
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use crate::LittleEndian;
-
-    #[test]
-    fn cmd_size_invalid() {
-        let mut commands = LoadCommandIterator::new(LittleEndian, &[0; 8], 10);
-        assert!(commands.next().is_err());
-        let mut commands = LoadCommandIterator::new(LittleEndian, &[0, 0, 0, 0, 7, 0, 0, 0, 0], 10);
-        assert!(commands.next().is_err());
-        let mut commands = LoadCommandIterator::new(LittleEndian, &[0, 0, 0, 0, 8, 0, 0, 0, 0], 10);
-        assert!(commands.next().is_ok());
-    }
-}
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