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chore: run cargo fmt

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This commit is contained in:
Andrew Rioux
2023-05-04 00:47:20 -04:00
parent 798eda764f
commit 978d7cb089
14 changed files with 317 additions and 269 deletions
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8
pcap-sys/build.rs
View File

@@ -1,15 +1,15 @@
// Copyright (C) 2023 Andrew Rioux
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
@@ -33,4 +33,4 @@ fn main() {
// panic!("hahahahah test {}", dst.display());
println!("cargo:rustc-link-search=native={}/lib", dst.display());
println!("cargo:rustc-link-lib=static=pcap");
}
}

23
pcap-sys/src/error.rs
View File

@@ -1,22 +1,24 @@
// Copyright (C) 2023 Andrew Rioux
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
use errno::Errno;
use std::{
convert::From,
ffi::{self, CStr, CString}, fmt::Display, error,
error,
ffi::{self, CStr, CString},
fmt::Display,
};
#[derive(Debug)]
@@ -42,17 +44,20 @@ impl Display for Error {
}
write!(f, "unknown pcap error")
},
}
Error::PcapErrorIf(ifname, err) => {
if let Ok(err_str) = std::str::from_utf8(err.as_bytes()) {
return write!(f, "pcap error on interface {ifname}: {err_str}");
}
write!(f, "unknown pcap error with interface {ifname}")
},
}
Error::StringParse => write!(f, "unable to parse a string from pcap"),
Error::UnknownPacketType(ptype) => write!(f, "unknown packet type ({ptype})"),
Error::PacketLengthInvalid => write!(f, "received a packet with a length that mismatched the header"),
Error::PacketLengthInvalid => write!(
f,
"received a packet with a length that mismatched the header"
),
Error::InvalidPcapFd => write!(f, "internal pcap file descriptor error"),
Error::Io(io) => write!(f, "std::io error ({io})"),
Error::Libc(err) => write!(f, "libc error ({err})"),
@@ -64,7 +69,7 @@ impl Error {
pub fn add_ifname(self, ifname: &str) -> Self {
match self {
Error::PcapError(err) => Error::PcapErrorIf(ifname.to_string(), err),
other => other
other => other,
}
}
}
@@ -74,7 +79,7 @@ impl error::Error for Error {
match self {
Error::Io(err) => Some(err),
Error::Libc(err) => Some(err),
_ => None
_ => None,
}
}
}

6
pcap-sys/src/ffi.rs
View File

@@ -1,15 +1,15 @@
// Copyright (C) 2023 Andrew Rioux
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

133
pcap-sys/src/lib.rs
View File

@@ -1,24 +1,25 @@
// Copyright (C) 2023 Andrew Rioux
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
use std::{
collections::HashMap,
ffi::{CStr, CString},
os::fd::{AsRawFd, RawFd},
pin::Pin,
ptr, slice,
task::{self, Poll}, collections::HashMap,
task::{self, Poll},
};
pub mod error;
@@ -470,9 +471,12 @@ impl<T: Activated> futures::Stream for InterfaceStream<T> {
}
}
pub fn new_aggregate_interface_filtered<F>(crash: bool, mut f: F) -> error::Result<AggregateInterface<DevDisabled>>
pub fn new_aggregate_interface_filtered<F>(
crash: bool,
mut f: F,
) -> error::Result<AggregateInterface<DevDisabled>>
where
F: FnMut(&str) -> bool
F: FnMut(&str) -> bool,
{
let interfaces = if crash {
PcapDevIterator::new()?
@@ -500,10 +504,7 @@ where
.collect::<HashMap<_, _>>()
};
Ok(AggregateInterface {
interfaces,
crash
})
Ok(AggregateInterface { interfaces, crash })
}
pub fn new_aggregate_interface(crash: bool) -> error::Result<AggregateInterface<DevDisabled>> {
@@ -512,14 +513,13 @@ pub fn new_aggregate_interface(crash: bool) -> error::Result<AggregateInterface<
pub struct AggregateInterface<T: State> {
interfaces: HashMap<String, Interface<T>>,
crash: bool
crash: bool,
}
impl<T: State> AggregateInterface<T> {
pub fn set_non_blocking(&mut self, nonblocking: bool) -> error::Result<()> {
for (n, i) in self.interfaces.iter_mut() {
i
.set_non_blocking(nonblocking)
i.set_non_blocking(nonblocking)
.map_err(|e| e.add_ifname(n))?;
}
@@ -571,33 +571,33 @@ impl<T: Disabled> AggregateInterface<T> {
pub fn activate(self) -> error::Result<AggregateInterface<DevActivated>> {
Ok(AggregateInterface {
interfaces: if self.crash {
self.interfaces
.into_iter()
.map(|(name, interface)| {
let new_name = name.clone();
interface
.activate()
.map(|interface| (name, interface))
.map_err(|e| e.add_ifname(&new_name))
})
.collect::<error::Result<_>>()?
} else {
self.interfaces
.into_iter()
.filter_map(|(name, interface)| {
let name_clone = name.clone();
interface
.activate()
.map(|interface| (name, interface))
.ok()
.or_else(|| {
println!("{} failed to activate", name_clone);
None
})
})
.collect::<_>()
},
crash: self.crash
self.interfaces
.into_iter()
.map(|(name, interface)| {
let new_name = name.clone();
interface
.activate()
.map(|interface| (name, interface))
.map_err(|e| e.add_ifname(&new_name))
})
.collect::<error::Result<_>>()?
} else {
self.interfaces
.into_iter()
.filter_map(|(name, interface)| {
let name_clone = name.clone();
interface
.activate()
.map(|interface| (name, interface))
.ok()
.or_else(|| {
println!("{} failed to activate", name_clone);
None
})
})
.collect::<_>()
},
crash: self.crash,
})
}
}
@@ -606,25 +606,18 @@ impl<T: Activated> AggregateInterface<T> {
pub fn datalinks(&self) -> HashMap<&str, i32> {
self.interfaces
.iter()
.map(|(name, interface)| {
(&**name, interface.datalink())
})
.map(|(name, interface)| (&**name, interface.datalink()))
.collect::<_>()
}
pub fn prune<F>(&mut self, mut f: F)
where
F: FnMut(&str, &mut Interface<T>) -> bool
F: FnMut(&str, &mut Interface<T>) -> bool,
{
let to_prune = self.interfaces
let to_prune = self
.interfaces
.iter_mut()
.filter_map(|(k,v)| {
if (f)(k, v) {
Some(k.clone())
} else {
None
}
})
.filter_map(|(k, v)| if (f)(k, v) { Some(k.clone()) } else { None })
.collect::<Vec<_>>();
for name in to_prune {
@@ -636,23 +629,26 @@ impl<T: Activated> AggregateInterface<T> {
&mut self,
filter: &str,
optimize: bool,
mask: Option<u32>
mask: Option<u32>,
) -> error::Result<HashMap<&str, Box<ffi::BpfProgram>>> {
if self.crash {
self.interfaces
.iter_mut()
.map(|(name, interface)| {
interface.set_filter(filter, optimize, mask)
interface
.set_filter(filter, optimize, mask)
.map(|bpf| (&**name, bpf))
.map_err(|e| e.add_ifname(&name))
})
.collect::<error::Result<_>>()
} else {
Ok(self.interfaces
Ok(self
.interfaces
.iter_mut()
.filter_map(|(name, interface)| {
let name_clone = name.clone();
interface.set_filter(filter, optimize, mask)
interface
.set_filter(filter, optimize, mask)
.map(|bpf| (&**name, bpf))
.ok()
.or_else(|| {
@@ -666,7 +662,9 @@ impl<T: Activated> AggregateInterface<T> {
pub fn sendpacket(&self, ifname: &str, packet: packets::EthernetPkt) -> error::Result<()> {
if let Some(interface) = self.interfaces.get(ifname) {
interface.sendpacket(packet).map_err(|e| e.add_ifname(ifname))?;
interface
.sendpacket(packet)
.map_err(|e| e.add_ifname(ifname))?;
}
Ok(())
@@ -676,7 +674,8 @@ impl<T: Activated> AggregateInterface<T> {
impl<T: NotListening> AggregateInterface<T> {
pub fn stream(self) -> error::Result<AggregateInterfaceStream<DevActivated>> {
Ok(AggregateInterfaceStream {
streams: self.interfaces
streams: self
.interfaces
.into_iter()
.map(|(ifname, interface)| {
let new_name = ifname.clone();
@@ -685,13 +684,13 @@ impl<T: NotListening> AggregateInterface<T> {
.map(|stream| (ifname, stream))
.map_err(|e| e.add_ifname(&new_name))
})
.collect::<error::Result<_>>()?
.collect::<error::Result<_>>()?,
})
}
}
pub struct AggregateInterfaceStream<T: Activated> {
streams: StreamMap<String, InterfaceStream<T>>
streams: StreamMap<String, InterfaceStream<T>>,
}
impl<T: Activated> AggregateInterfaceStream<T> {
@@ -700,15 +699,9 @@ impl<T: Activated> AggregateInterfaceStream<T> {
}
pub fn sendpacket(&mut self, ifname: &str, packet: packets::EthernetPkt) -> error::Result<()> {
if let Some(interface) = self.streams
.values_mut()
.find(|interface| {
interface.inner
.get_ref()
.interface
.dev_name
.as_bytes() == ifname.as_bytes()
}) {
if let Some(interface) = self.streams.values_mut().find(|interface| {
interface.inner.get_ref().interface.dev_name.as_bytes() == ifname.as_bytes()
}) {
interface.sendpacket(packet)?;
}
@@ -722,4 +715,4 @@ impl<T: Activated> futures::Stream for AggregateInterfaceStream<T> {
fn poll_next(mut self: Pin<&mut Self>, cx: &mut task::Context<'_>) -> Poll<Option<Self::Item>> {
self.streams.poll_next_unpin(cx)
}
}
}

6
pcap-sys/src/packets.rs
View File

@@ -1,15 +1,15 @@
// Copyright (C) 2023 Andrew Rioux
//
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.