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author | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
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committer | Valentin Popov <valentin@popov.link> | 2024-07-19 15:37:58 +0300 |
commit | a990de90fe41456a23e58bd087d2f107d321f3a1 (patch) | |
tree | 15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/object/src/read/pe/relocation.rs | |
parent | 3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff) | |
download | fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip |
Deleted vendor folder
Diffstat (limited to 'vendor/object/src/read/pe/relocation.rs')
-rw-r--r-- | vendor/object/src/read/pe/relocation.rs | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/vendor/object/src/read/pe/relocation.rs b/vendor/object/src/read/pe/relocation.rs deleted file mode 100644 index 77421b7..0000000 --- a/vendor/object/src/read/pe/relocation.rs +++ /dev/null @@ -1,92 +0,0 @@ -use core::slice; - -use crate::endian::{LittleEndian as LE, U16}; -use crate::pe; -use crate::read::{Bytes, Error, ReadError, Result}; - -/// An iterator over the relocation blocks in the `.reloc` section of a PE file. -/// -/// Returned by [`DataDirectories::relocation_blocks`](super::DataDirectories::relocation_blocks). -#[derive(Debug, Default, Clone, Copy)] -pub struct RelocationBlockIterator<'data> { - data: Bytes<'data>, -} - -impl<'data> RelocationBlockIterator<'data> { - /// Construct a new iterator from the data of the `.reloc` section. - pub fn new(data: &'data [u8]) -> Self { - RelocationBlockIterator { data: Bytes(data) } - } - - /// Read the next relocation page. - pub fn next(&mut self) -> Result<Option<RelocationIterator<'data>>> { - if self.data.is_empty() { - return Ok(None); - } - let header = self - .data - .read::<pe::ImageBaseRelocation>() - .read_error("Invalid PE reloc section size")?; - let virtual_address = header.virtual_address.get(LE); - let size = header.size_of_block.get(LE); - if size <= 8 || size & 3 != 0 { - return Err(Error("Invalid PE reloc block size")); - } - let count = (size - 8) / 2; - let relocs = self - .data - .read_slice::<U16<LE>>(count as usize) - .read_error("Invalid PE reloc block size")? - .iter(); - Ok(Some(RelocationIterator { - virtual_address, - size, - relocs, - })) - } -} - -/// An iterator of the relocations in a block in the `.reloc` section of a PE file. -#[derive(Debug, Clone)] -pub struct RelocationIterator<'data> { - virtual_address: u32, - size: u32, - relocs: slice::Iter<'data, U16<LE>>, -} - -impl<'data> RelocationIterator<'data> { - /// Return the virtual address of the page that this block of relocations applies to. - pub fn virtual_address(&self) -> u32 { - self.virtual_address - } - - /// Return the size in bytes of this block of relocations. - pub fn size(&self) -> u32 { - self.size - } -} - -impl<'data> Iterator for RelocationIterator<'data> { - type Item = Relocation; - - fn next(&mut self) -> Option<Relocation> { - loop { - let reloc = self.relocs.next()?.get(LE); - if reloc != 0 { - return Some(Relocation { - virtual_address: self.virtual_address.wrapping_add((reloc & 0xfff) as u32), - typ: reloc >> 12, - }); - } - } - } -} - -/// A relocation in the `.reloc` section of a PE file. -#[derive(Debug, Default, Clone, Copy)] -pub struct Relocation { - /// The virtual address of the relocation. - pub virtual_address: u32, - /// One of the `pe::IMAGE_REL_BASED_*` constants. - pub typ: u16, -} |