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authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/backtrace/src/symbolize/gimli/mmap_windows.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/backtrace/src/symbolize/gimli/mmap_windows.rs')
-rw-r--r--vendor/backtrace/src/symbolize/gimli/mmap_windows.rs57
1 files changed, 0 insertions, 57 deletions
diff --git a/vendor/backtrace/src/symbolize/gimli/mmap_windows.rs b/vendor/backtrace/src/symbolize/gimli/mmap_windows.rs
deleted file mode 100644
index b39509d..0000000
--- a/vendor/backtrace/src/symbolize/gimli/mmap_windows.rs
+++ /dev/null
@@ -1,57 +0,0 @@
-use super::super::super::windows::*;
-use super::mystd::fs::File;
-use super::mystd::os::windows::prelude::*;
-use core::ops::Deref;
-use core::ptr;
-use core::slice;
-
-pub struct Mmap {
- // keep the file alive to prevent it from being deleted which would cause
- // us to read bad data.
- _file: File,
- ptr: *mut c_void,
- len: usize,
-}
-
-impl Mmap {
- pub unsafe fn map(file: &File, len: usize) -> Option<Mmap> {
- let file = file.try_clone().ok()?;
- let mapping = CreateFileMappingA(
- file.as_raw_handle() as *mut _,
- ptr::null_mut(),
- PAGE_READONLY,
- 0,
- 0,
- ptr::null(),
- );
- if mapping.is_null() {
- return None;
- }
- let ptr = MapViewOfFile(mapping, FILE_MAP_READ, 0, 0, len);
- CloseHandle(mapping);
- if ptr.is_null() {
- return None;
- }
- Some(Mmap {
- _file: file,
- ptr,
- len,
- })
- }
-}
-impl Deref for Mmap {
- type Target = [u8];
-
- fn deref(&self) -> &[u8] {
- unsafe { slice::from_raw_parts(self.ptr as *const u8, self.len) }
- }
-}
-
-impl Drop for Mmap {
- fn drop(&mut self) {
- unsafe {
- let r = UnmapViewOfFile(self.ptr);
- debug_assert!(r != 0);
- }
- }
-}