From 1b6a04ca5504955c571d1c97504fb45ea0befee4 Mon Sep 17 00:00:00 2001
From: Valentin Popov <valentin@popov.link>
Date: Mon, 8 Jan 2024 01:21:28 +0400
Subject: Initial vendor packages

Signed-off-by: Valentin Popov <valentin@popov.link>
---
 vendor/object/src/archive.rs | 91 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 vendor/object/src/archive.rs

(limited to 'vendor/object/src/archive.rs')

diff --git a/vendor/object/src/archive.rs b/vendor/object/src/archive.rs
new file mode 100644
index 0000000..6271d07
--- /dev/null
+++ b/vendor/object/src/archive.rs
@@ -0,0 +1,91 @@
+//! Archive definitions.
+//!
+//! These definitions are independent of read/write support, although we do implement
+//! some traits useful for those.
+
+use crate::pod::Pod;
+
+/// File identification bytes stored at the beginning of the file.
+pub const MAGIC: [u8; 8] = *b"!<arch>\n";
+
+/// File identification bytes at the beginning of AIX big archive.
+pub const AIX_BIG_MAGIC: [u8; 8] = *b"<bigaf>\n";
+
+/// File identification bytes stored at the beginning of a thin archive.
+///
+/// A thin archive only contains a symbol table and file names.
+pub const THIN_MAGIC: [u8; 8] = *b"!<thin>\n";
+
+/// The terminator for each archive member header.
+pub const TERMINATOR: [u8; 2] = *b"`\n";
+
+/// The header at the start of an archive member.
+#[derive(Debug, Clone, Copy)]
+#[repr(C)]
+pub struct Header {
+    /// The file name.
+    pub name: [u8; 16],
+    /// File modification timestamp in decimal.
+    pub date: [u8; 12],
+    /// User ID in decimal.
+    pub uid: [u8; 6],
+    /// Group ID in decimal.
+    pub gid: [u8; 6],
+    /// File mode in octal.
+    pub mode: [u8; 8],
+    /// File size in decimal.
+    pub size: [u8; 10],
+    /// Must be equal to `TERMINATOR`.
+    pub terminator: [u8; 2],
+}
+
+/// The header at the start of an AIX big archive member, without name.
+#[derive(Debug, Clone, Copy)]
+#[repr(C)]
+pub struct AixHeader {
+    /// File member size in decimal.
+    pub size: [u8; 20],
+    /// Next member offset in decimal.
+    pub nxtmem: [u8; 20],
+    /// Previous member offset in decimal.
+    pub prvmem: [u8; 20],
+    /// File member date in decimal.
+    pub date: [u8; 12],
+    /// File member user id in decimal.
+    pub uid: [u8; 12],
+    /// File member group id in decimal.
+    pub gid: [u8; 12],
+    /// File member mode in octal.
+    pub mode: [u8; 12],
+    /// File member name length in decimal.
+    pub namlen: [u8; 4],
+}
+
+/// The AIX big archive's fixed length header at file beginning.
+#[derive(Debug, Clone, Copy)]
+#[repr(C)]
+pub struct AixFileHeader {
+    /// Archive magic string.
+    pub magic: [u8; 8],
+    /// Offset of member table.
+    pub memoff: [u8; 20],
+    /// Offset of global symbol table.
+    pub gstoff: [u8; 20],
+    /// Offset of global symbol table for 64-bit objects.
+    pub gst64off: [u8; 20],
+    /// Offset of first member.
+    pub fstmoff: [u8; 20],
+    /// Offset of last member.
+    pub lstmoff: [u8; 20],
+    /// Offset of first member on free list.
+    pub freeoff: [u8; 20],
+}
+
+/// Offset of a member in an AIX big archive.
+///
+/// This is used in the member index.
+#[derive(Debug, Clone, Copy)]
+#[repr(C)]
+pub struct AixMemberOffset(pub [u8; 20]);
+
+unsafe_impl_pod!(Header, AixHeader, AixFileHeader, AixMemberOffset,);
-- 
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