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use core::fmt;
use {P32, P64};
use zero::Pod;
#[derive(Debug)]
#[repr(C)]
pub struct Dynamic<P> where Tag_<P>: fmt::Debug {
tag: Tag_<P>,
un: P,
}
unsafe impl<P> Pod for Dynamic<P> where Tag_<P>: fmt::Debug {}
#[derive(Copy, Clone)]
pub struct Tag_<P>(P);
#[derive(Debug, PartialEq, Eq)]
pub enum Tag<P> {
Null,
Needed,
PltRelSize,
Pltgot,
Hash,
StrTab,
SymTab,
Rela,
RelaSize,
RelaEnt,
StrSize,
SymEnt,
Init,
Fini,
SoName,
RPath,
Symbolic,
Rel,
RelSize,
RelEnt,
PltRel,
Debug,
TextRel,
JmpRel,
BindNow,
InitArray,
FiniArray,
InitArraySize,
FiniArraySize,
RunPath,
Flags,
PreInitArray,
PreInitArraySize,
SymTabShIndex,
Flags1,
OsSpecific(P),
ProcessorSpecific(P),
}
macro_rules! impls {
($p: ident) => {
impl Dynamic<$p> {
pub fn get_tag(&self) -> Result<Tag<$p>, &'static str> {
self.tag.as_tag()
}
pub fn get_val(&self) -> Result<$p, &'static str> {
match try!(self.get_tag()) {
Tag::Needed | Tag::PltRelSize | Tag::RelaSize | Tag::RelaEnt | Tag::StrSize |
Tag::SymEnt | Tag::SoName | Tag::RPath | Tag::RelSize | Tag::RelEnt | Tag::PltRel |
Tag::InitArraySize | Tag::FiniArraySize | Tag::RunPath | Tag::Flags |
Tag::PreInitArraySize | Tag::Flags1 | Tag::OsSpecific(_) |
Tag::ProcessorSpecific(_) => Ok(self.un),
_ => Err("Invalid value"),
}
}
pub fn get_ptr(&self) -> Result<$p, &'static str> {
match try!(self.get_tag()) {
Tag::Pltgot | Tag::Hash | Tag::StrTab | Tag::SymTab | Tag::Rela | Tag::Init | Tag::Fini |
Tag::Rel | Tag::Debug | Tag::JmpRel | Tag::InitArray | Tag::FiniArray |
Tag::PreInitArray | Tag::SymTabShIndex | Tag::OsSpecific(_) | Tag::ProcessorSpecific(_)
=> Ok(self.un),
_ => Err("Invalid ptr"),
}
}
}
impl Tag_<$p> {
fn as_tag(self) -> Result<Tag<$p>, &'static str> {
match self.0 {
0 => Ok(Tag::Null),
1 => Ok(Tag::Needed),
2 => Ok(Tag::PltRelSize),
3 => Ok(Tag::Pltgot),
4 => Ok(Tag::Hash),
5 => Ok(Tag::StrTab),
6 => Ok(Tag::SymTab),
7 => Ok(Tag::Rela),
8 => Ok(Tag::RelaSize),
9 => Ok(Tag::RelaEnt),
10 => Ok(Tag::StrSize),
11 => Ok(Tag::SymEnt),
12 => Ok(Tag::Init),
13 => Ok(Tag::Fini),
14 => Ok(Tag::SoName),
15 => Ok(Tag::RPath),
16 => Ok(Tag::Symbolic),
17 => Ok(Tag::Rel),
18 => Ok(Tag::RelSize),
19 => Ok(Tag::RelEnt),
20 => Ok(Tag::PltRel),
21 => Ok(Tag::Debug),
22 => Ok(Tag::TextRel),
23 => Ok(Tag::JmpRel),
24 => Ok(Tag::BindNow),
25 => Ok(Tag::InitArray),
26 => Ok(Tag::FiniArray),
27 => Ok(Tag::InitArraySize),
28 => Ok(Tag::FiniArraySize),
29 => Ok(Tag::RunPath),
30 => Ok(Tag::Flags),
32 => Ok(Tag::PreInitArray),
33 => Ok(Tag::PreInitArraySize),
34 => Ok(Tag::SymTabShIndex),
0x6ffffffb => Ok(Tag::Flags1),
t if t >= 0x6000000D && t <= 0x6fffffff => Ok(Tag::OsSpecific(t)),
t if t >= 0x70000000 && t <= 0x7fffffff => Ok(Tag::ProcessorSpecific(t)),
_ => Err("Invalid tag value"),
}
}
}
impl fmt::Debug for Tag_<$p> {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.as_tag().fmt(f)
}
}
}
}
impls!(P32);
impls!(P64);
pub const FLAG_1_NOW: u64 = 0x00000001;
pub const FLAG_1_GLOBAL: u64 = 0x00000002;
pub const FLAG_1_GROUP: u64 = 0x00000004;
pub const FLAG_1_NODELETE: u64 = 0x00000008;
pub const FLAG_1_LOADFLTR: u64 = 0x00000010;
pub const FLAG_1_INITFIRST: u64 = 0x00000020;
pub const FLAG_1_NOOPEN: u64 = 0x00000040;
pub const FLAG_1_ORIGIN: u64 = 0x00000080;
pub const FLAG_1_DIRECT: u64 = 0x00000100;
pub const FLAG_1_TRANS: u64 = 0x00000200;
pub const FLAG_1_INTERPOSE: u64 = 0x00000400;
pub const FLAG_1_NODEFLIB: u64 = 0x00000800;
pub const FLAG_1_NODUMP: u64 = 0x00001000;
pub const FLAG_1_CONFALT: u64 = 0x00002000;
pub const FLAG_1_ENDFILTEE: u64 = 0x00004000;
pub const FLAG_1_DISPRELDNE: u64 = 0x00008000;
pub const FLAG_1_DISPRELPND: u64 = 0x00010000;
pub const FLAG_1_NODIRECT: u64 = 0x00020000;
pub const FLAG_1_IGNMULDEF: u64 = 0x00040000;
pub const FLAG_1_NOKSYMS: u64 = 0x00080000;
pub const FLAG_1_NOHDR: u64 = 0x00100000;
pub const FLAG_1_EDITED: u64 = 0x00200000;
pub const FLAG_1_NORELOC: u64 = 0x00400000;
pub const FLAG_1_SYMINTPOSE: u64 = 0x00800000;
pub const FLAG_1_GLOBAUDIT: u64 = 0x01000000;
pub const FLAG_1_SINGLETON: u64 = 0x02000000;
pub const FLAG_1_STUB: u64 = 0x04000000;
pub const FLAG_1_PIE: u64 = 0x08000000;