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refactor

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Folkert 2022-09-23 20:48:41 +02:00
parent 3131bd1a2f
commit f7a2eff34b
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1 changed files with 12 additions and 19 deletions
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31
crates/linker/src/pe.rs
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@ -26,28 +26,31 @@ use crate::{load_struct_inplace, load_struct_inplace_mut};
struct PeMetadata {
dynhost_file_size: usize,
image_base: u64,
file_alignment: u32,
section_alignment: u32,
last_host_section_size: u64,
last_host_section_address: u64,
optional_header_offset: usize,
dynamic_relocations: DynamicRelocationsPe,
/// File offset for the thunks of our dummy .dll
thunks_start_offset: usize,
/// Constants from the host .exe header
image_base: u64,
file_alignment: u32,
section_alignment: u32,
/// Symbols that the host imports, like roc__mainForHost_1_exposed_generic
imports: Vec<String>,
/// Symbols that the host exports, like roc_alloc
exports: MutMap<String, i64>,
dynamic_relocations: DynamicRelocationsPe,
thunks_start_offset: usize,
}
#[allow(dead_code)]
pub(crate) fn preprocess_windows(
exec_filename: &str,
host_exe_filename: &str,
metadata_filename: &Path,
out_filename: &Path,
_shared_lib: &Path,
@ -57,19 +60,9 @@ pub(crate) fn preprocess_windows(
let total_start = Instant::now();
let exec_parsing_start = total_start;
let exec_file = std::fs::File::open(exec_filename).unwrap_or_else(|e| internal_error!("{}", e));
let exec_mmap = unsafe { Mmap::map(&exec_file).unwrap_or_else(|e| internal_error!("{}", e)) };
let exec_data = &*exec_mmap;
let _exec_obj = match object::read::pe::PeFile64::parse(exec_data) {
Ok(obj) => obj,
Err(err) => {
internal_error!("Failed to parse host .exe file: {}", err);
}
};
let _exec_parsing_duration = exec_parsing_start.elapsed();
let data = std::fs::read(exec_filename).unwrap();
let data = std::fs::read(host_exe_filename).unwrap();
let new_sections = [*b".text\0\0\0", *b".rdata\0\0"];
let mut executable = increase_number_of_sections_help(&data, &new_sections, out_filename);