diff options
Diffstat (limited to 'vendor/object/src/read/coff/relocation.rs')
| -rw-r--r-- | vendor/object/src/read/coff/relocation.rs | 106 |
1 files changed, 0 insertions, 106 deletions
diff --git a/vendor/object/src/read/coff/relocation.rs b/vendor/object/src/read/coff/relocation.rs deleted file mode 100644 index e990944..0000000 --- a/vendor/object/src/read/coff/relocation.rs +++ /dev/null @@ -1,106 +0,0 @@ -use alloc::fmt; -use core::slice; - -use crate::endian::LittleEndian as LE; -use crate::pe; -use crate::read::{ - ReadRef, Relocation, RelocationEncoding, RelocationKind, RelocationTarget, SymbolIndex, -}; - -use super::{CoffFile, CoffHeader}; - -/// An iterator for the relocations in a [`CoffBigSection`](super::CoffBigSection). -pub type CoffBigRelocationIterator<'data, 'file, R = &'data [u8]> = - CoffRelocationIterator<'data, 'file, R, pe::AnonObjectHeaderBigobj>; - -/// An iterator for the relocations in a [`CoffSection`](super::CoffSection). -pub struct CoffRelocationIterator< - 'data, - 'file, - R: ReadRef<'data> = &'data [u8], - Coff: CoffHeader = pe::ImageFileHeader, -> { - pub(super) file: &'file CoffFile<'data, R, Coff>, - pub(super) iter: slice::Iter<'data, pe::ImageRelocation>, -} - -impl<'data, 'file, R: ReadRef<'data>, Coff: CoffHeader> Iterator - for CoffRelocationIterator<'data, 'file, R, Coff> -{ - type Item = (u64, Relocation); - - fn next(&mut self) -> Option<Self::Item> { - self.iter.next().map(|relocation| { - let (kind, size, addend) = match self.file.header.machine() { - pe::IMAGE_FILE_MACHINE_ARMNT => match relocation.typ.get(LE) { - pe::IMAGE_REL_ARM_ADDR32 => (RelocationKind::Absolute, 32, 0), - pe::IMAGE_REL_ARM_ADDR32NB => (RelocationKind::ImageOffset, 32, 0), - pe::IMAGE_REL_ARM_REL32 => (RelocationKind::Relative, 32, -4), - pe::IMAGE_REL_ARM_SECTION => (RelocationKind::SectionIndex, 16, 0), - pe::IMAGE_REL_ARM_SECREL => (RelocationKind::SectionOffset, 32, 0), - typ => (RelocationKind::Coff(typ), 0, 0), - }, - pe::IMAGE_FILE_MACHINE_ARM64 | pe::IMAGE_FILE_MACHINE_ARM64EC => { - match relocation.typ.get(LE) { - pe::IMAGE_REL_ARM64_ADDR32 => (RelocationKind::Absolute, 32, 0), - pe::IMAGE_REL_ARM64_ADDR32NB => (RelocationKind::ImageOffset, 32, 0), - pe::IMAGE_REL_ARM64_SECREL => (RelocationKind::SectionOffset, 32, 0), - pe::IMAGE_REL_ARM64_SECTION => (RelocationKind::SectionIndex, 16, 0), - pe::IMAGE_REL_ARM64_ADDR64 => (RelocationKind::Absolute, 64, 0), - pe::IMAGE_REL_ARM64_REL32 => (RelocationKind::Relative, 32, -4), - typ => (RelocationKind::Coff(typ), 0, 0), - } - } - pe::IMAGE_FILE_MACHINE_I386 => match relocation.typ.get(LE) { - pe::IMAGE_REL_I386_DIR16 => (RelocationKind::Absolute, 16, 0), - pe::IMAGE_REL_I386_REL16 => (RelocationKind::Relative, 16, 0), - pe::IMAGE_REL_I386_DIR32 => (RelocationKind::Absolute, 32, 0), - pe::IMAGE_REL_I386_DIR32NB => (RelocationKind::ImageOffset, 32, 0), - pe::IMAGE_REL_I386_SECTION => (RelocationKind::SectionIndex, 16, 0), - pe::IMAGE_REL_I386_SECREL => (RelocationKind::SectionOffset, 32, 0), - pe::IMAGE_REL_I386_SECREL7 => (RelocationKind::SectionOffset, 7, 0), - pe::IMAGE_REL_I386_REL32 => (RelocationKind::Relative, 32, -4), - typ => (RelocationKind::Coff(typ), 0, 0), - }, - pe::IMAGE_FILE_MACHINE_AMD64 => match relocation.typ.get(LE) { - pe::IMAGE_REL_AMD64_ADDR64 => (RelocationKind::Absolute, 64, 0), - pe::IMAGE_REL_AMD64_ADDR32 => (RelocationKind::Absolute, 32, 0), - pe::IMAGE_REL_AMD64_ADDR32NB => (RelocationKind::ImageOffset, 32, 0), - pe::IMAGE_REL_AMD64_REL32 => (RelocationKind::Relative, 32, -4), - pe::IMAGE_REL_AMD64_REL32_1 => (RelocationKind::Relative, 32, -5), - pe::IMAGE_REL_AMD64_REL32_2 => (RelocationKind::Relative, 32, -6), - pe::IMAGE_REL_AMD64_REL32_3 => (RelocationKind::Relative, 32, -7), - pe::IMAGE_REL_AMD64_REL32_4 => (RelocationKind::Relative, 32, -8), - pe::IMAGE_REL_AMD64_REL32_5 => (RelocationKind::Relative, 32, -9), - pe::IMAGE_REL_AMD64_SECTION => (RelocationKind::SectionIndex, 16, 0), - pe::IMAGE_REL_AMD64_SECREL => (RelocationKind::SectionOffset, 32, 0), - pe::IMAGE_REL_AMD64_SECREL7 => (RelocationKind::SectionOffset, 7, 0), - typ => (RelocationKind::Coff(typ), 0, 0), - }, - _ => (RelocationKind::Coff(relocation.typ.get(LE)), 0, 0), - }; - let target = RelocationTarget::Symbol(SymbolIndex( - relocation.symbol_table_index.get(LE) as usize, - )); - ( - u64::from(relocation.virtual_address.get(LE)), - Relocation { - kind, - encoding: RelocationEncoding::Generic, - size, - target, - addend, - implicit_addend: true, - }, - ) - }) - } -} - -impl<'data, 'file, R: ReadRef<'data>, Coff: CoffHeader> fmt::Debug - for CoffRelocationIterator<'data, 'file, R, Coff> -{ - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - f.debug_struct("CoffRelocationIterator").finish() - } -} |