userspace/target/operating_system/linux/syscall/
mmap.rs

1use crate::target::arch::{Arch, traits::Callable};
2
3pub mod flags;
4pub mod prot;
5
6pub use flags::Flag;
7pub use prot::Prot;
8
9hooking!(MMAP);
10
11#[inline(always)]
12#[rustfmt::skip]
13pub fn mmap(addr: *mut u8, length: usize, prot: i32, flags: i32, fd: i32, offset: i64) -> crate::Result {
14    let arch_result = Arch::syscall6(
15        NUMBER,
16        addr as usize,
17        length,
18        prot as usize,
19        flags as usize,
20        fd as usize,
21        offset as usize,
22    );
23
24    handle_result(arch_result)
25}
26
27pub mod ok {
28
29    ample::result!( Ok; "MUnMap Ok"; usize; [
30        [0; OK; Default; usize; "Ok"; "All good"],
31    ]);
32
33    impl Ok {
34        pub fn from_no(no: usize) -> Self {
35            Ok::Default(no)
36        }
37    }
38}
39
40pub mod error {
41    ample::result!(Error; "MUnMap error"; usize; [
42        [1; ERROR; Default; usize; "Error"; "Something wicked this way comes"],
43    ]);
44
45    impl Error {
46        pub fn from_no(no: usize) -> Self {
47            Error::Default(no)
48        }
49    }
50}
51
52pub use error::Error;
53pub use ok::Ok;
54
55pub type Result = core::result::Result<Ok, Error>;
56
57pub fn handle_result(result: crate::Result) -> crate::Result {
58    // Err(crate::Error::Default(1))
59    match result {
60        crate::Result::Ok(crate::Ok::Target(crate::target::Ok::Arch(
61            crate::target::arch::Ok::X86_64Syscall(
62                crate::target::arch::syscall::Ok::X86_64Syscall6(
63                    crate::target::arch::syscall::syscall6::Ok::Default(m),
64                ),
65            ),
66        ))) => core::result::Result::Ok(crate::Ok::Target(crate::target::Ok::Os(
67            crate::target::os::Ok::Syscall(crate::target::os::syscall::Ok::MMap(
68                crate::target::os::syscall::mmap::Ok::Default(m),
69            )),
70        ))),
71        _ => core::result::Result::Err(crate::Error::Target(crate::target::Error::Os(
72            crate::target::os::Error::Syscall(crate::target::os::syscall::Error::MMap(
73                Error::Default(3),
74            )),
75        ))),
76    }
77}
userspace/target/operating_system/linux/syscall/mmap.rs

userspace/target/operating_system/linux/syscall/
mmap.rs
