Updated to latest memflow, added set_mem_map support

memflow-pcileech/Cargo.toml

@@ -16,11 +16,15 @@ categories = [ "api-bindings", "memory-management", "os" ]
 crate-type = ["lib", "cdylib"]
 
 [dependencies]
-memflow = { git = "https://github.com/memflow/memflow", branch = "next", features = ["inventory", "memmapfiles"] }
+memflow = { git = "https://github.com/memflow/memflow", branch = "next", features = ["plugins", "memmapfiles"] }
 log = { version = "0.4", default-features = false }
 simple_logger = "1.0"
 leechcore-sys = { path = "../leechcore-sys" }
 
+[dev-dependencies]
+clap = "2.33"
+memflow-win32 = { git = "https://github.com/memflow/memflow", branch = "next" }
+
 [features]
 default = []
 inventory = []
@@ -28,3 +32,11 @@ inventory = []
 [[example]]
 name = "read_phys"
 path = "examples/read_phys.rs"
+
+[[example]]
+name = "ps_win32"
+path = "examples/ps_win32.rs"
+
+[[example]]
+name = "ps_inventory"
+path = "examples/ps_inventory.rs"

memflow-pcileech/examples/ps_inventory.rs

@@ -0,0 +1,57 @@
+/*!
+This example shows how to use the pcileech connector in conjunction
+with a specific OS layer. This example uses the `Inventory` feature of memflow
+to create the connector itself and the os instance.
+
+The example is an adaption of the memflow core process list example:
+https://github.com/memflow/memflow/blob/next/memflow/examples/process_list.rs
+
+# Remarks:
+To run this example you must have the `pcileech` connector and `win32` plugin installed on your system.
+Make sure they can be found in one of the following locations:
+
+~/.local/lib/memflow/
+/usr/lib/memflow/
+
+or in any other path found in the official memflow documentation.
+*/
+use std::env::args;
+
+use log::{info, Level};
+
+use memflow::prelude::v1::*;
+
+fn main() {
+    simple_logger::SimpleLogger::new()
+        .with_level(Level::Debug.to_level_filter())
+        .init()
+        .unwrap();
+
+    let connector_args = if let Some(arg) = args().nth(1) {
+        Args::parse(arg.as_ref()).expect("unable to parse command line arguments")
+    } else {
+        Args::default()
+    };
+
+    let inventory = Inventory::scan();
+    let connector = inventory
+        .create_connector("pcileech", None, &connector_args)
+        .expect("unable to create pcileech connector");
+    let mut os = inventory
+        .create_os("win32", Some(connector), &Args::default())
+        .expect("unable to create win32 instance with pcileech connector");
+
+    let process_list = os.process_info_list().expect("unable to read process list");
+
+    info!(
+        "{:>5} {:>10} {:>10} {:<}",
+        "PID", "SYS ARCH", "PROC ARCH", "NAME"
+    );
+
+    for p in process_list {
+        info!(
+            "{:>5} {:^10} {:^10} {}",
+            p.pid, p.sys_arch, p.proc_arch, p.name
+        );
+    }
+}

memflow-pcileech/examples/ps_win32.rs

@@ -0,0 +1,56 @@
+/*!
+This example shows how to use the pcileech connector in conjunction
+with a specific OS layer. This example does not use the `Inventory` feature of memflow
+but hard-wires the connector instance with the OS layer directly.
+
+The example is an adaption of the memflow core process list example:
+https://github.com/memflow/memflow/blob/next/memflow/examples/process_list.rs
+
+# Remarks:
+The most flexible and recommended way to use memflow is to go through the inventory.
+The inventory allows the user to swap out connectors and os layers at runtime.
+For more information about the Inventory see the ps_inventory.rs example in this repository
+or check out the documentation at:
+https://docs.rs/memflow/0.1.5/memflow/connector/inventory/index.html
+*/
+use std::env::args;
+
+use log::{info, Level};
+
+use memflow::prelude::v1::*;
+use memflow_win32::prelude::v1::*;
+
+fn main() {
+    simple_logger::SimpleLogger::new()
+        .with_level(Level::Debug.to_level_filter())
+        .init()
+        .unwrap();
+
+    let connector_args = if let Some(arg) = args().nth(1) {
+        Args::parse(arg.as_ref()).expect("unable to parse command line arguments")
+    } else {
+        Args::default()
+    };
+
+    let connector = memflow_pcileech::create_connector(&connector_args, Level::Debug)
+        .expect("unable to create pcileech connector");
+
+    let mut os = Win32Kernel::builder(connector)
+        .build_default_caches()
+        .build()
+        .expect("unable to create win32 instance with pcileech connector");
+
+    let process_list = os.process_info_list().expect("unable to read process list");
+
+    info!(
+        "{:>5} {:>10} {:>10} {:<}",
+        "PID", "SYS ARCH", "PROC ARCH", "NAME"
+    );
+
+    for p in process_list {
+        info!(
+            "{:>5} {:^10} {:^10} {}",
+            p.pid, p.sys_arch, p.proc_arch, p.name
+        );
+    }
+}

memflow-pcileech/examples/read_phys.rs

@@ -1,4 +1,8 @@
-use std::env;
+/*!
+This example shows how to use the pcileech connector to read physical_memory
+from a target machine. It also evaluates the number of read cycles per second
+and prints them to stdout.
+*/
 use std::time::Instant;
 
 use log::{info, Level};
@@ -11,30 +15,28 @@ fn main() {
         .init()
         .unwrap();
 
-    let args: Vec<String> = env::args().collect();
-    let conn_args = if args.len() > 1 {
-        ConnectorArgs::parse(&args[1]).expect("unable to parse arguments")
-    } else {
-        ConnectorArgs::new()
-    };
+    let mut connector = memflow_pcileech::create_connector(&Args::default(), Level::Debug)
+        .expect("unable to create pcileech connector");
 
-    let mut conn = memflow_pcileech::create_connector(Level::Debug, &conn_args)
-        .expect("unable to initialize memflow_pcileech");
+    let metadata = connector.metadata();
+    info!("Received metadata: {:?}", metadata);
 
     let mut mem = vec![0; 8];
-    conn.phys_read_raw_into(Address::from(0x1000).into(), &mut mem)
-        .unwrap();
+    connector
+        .phys_read_raw_into(Address::from(0x1000).into(), &mut mem)
+        .expect("unable to read physical memory");
     info!("Received memory: {:?}", mem);
 
     let start = Instant::now();
     let mut counter = 0;
     loop {
         let mut buf = vec![0; 0x1000];
-        conn.phys_read_raw_into(Address::from(0x1000).into(), &mut buf)
-            .unwrap();
+        connector
+            .phys_read_raw_into(Address::from(0x1000).into(), &mut buf)
+            .expect("unable to read physical memory");
 
         counter += 1;
-        if (counter % 10000) == 0 {
+        if (counter % 10000000) == 0 {
             let elapsed = start.elapsed().as_millis() as f64;
             if elapsed > 0.0 {
                 info!("{} reads/sec", (f64::from(counter)) / elapsed * 1000.0);

memflow-pcileech/src/lib.rs

@@ -93,7 +93,8 @@ impl PciLeech {
             // TODO: handle version error
             // TODO: handle special case of fUserInputRequest
             error!("leechcore error: {:?}", err);
-            return Err(Error::Connector("unable to create leechcore context"));
+            return Err(Error(ErrorOrigin::Connector, ErrorKind::Configuration)
+                .log_error("unable to create leechcore context"));
         }
 
         Ok(Self {
@@ -146,7 +147,8 @@ impl PhysicalMemory for PciLeech {
             )
         };
         if result != 1 {
-            return Err(Error::Connector("unable to allocate scatter buffer"));
+            return Err(Error(ErrorOrigin::Connector, ErrorKind::InvalidMemorySize)
+                .log_error("unable to allocate scatter buffer"));
         }
 
         // prepare mems
@@ -243,7 +245,8 @@ impl PhysicalMemory for PciLeech {
             )
         };
         if result != 1 {
-            return Err(Error::Connector("unable to allocate scatter buffer"));
+            return Err(Error(ErrorOrigin::Connector, ErrorKind::InvalidMemorySize)
+                .log_error("unable to allocate scatter buffer"));
         }
 
         // prepare mems
@@ -337,24 +340,53 @@ impl PhysicalMemory for PciLeech {
     fn metadata(&self) -> PhysicalMemoryMetadata {
         self.metadata
     }
+
+    fn set_mem_map(&mut self, mem_map: MemoryMap<(Address, usize)>) {
+        // TODO: check if current mem_map is empty
+        // TODO: update metadata.size
+        self.mem_map = mem_map;
+    }
 }
 
 /// Creates a new PciLeech Connector instance.
-#[connector(name = "pcileech", ty = "PciLeech")]
-pub fn create_connector(log_level: Level, args: &ConnectorArgs) -> Result<PciLeech> {
+pub fn create_connector(args: &Args, log_level: Level) -> Result<PciLeech> {
     simple_logger::SimpleLogger::new()
         .with_level(log_level.to_level_filter())
         .init()
         .ok();
 
-    let device = args
-        .get("device")
-        .or_else(|| args.get_default())
-        .ok_or(Error::Connector("argument 'device' missing"))?;
+    let validator = ArgsValidator::new()
+        .arg(ArgDescriptor::new("default").description("the target device to be used by LeechCore"))
+        .arg(ArgDescriptor::new("device").description("the target device to be used by LeechCore"))
+        .arg(ArgDescriptor::new("memmap").description("the memory map file of the target machine"));
+
+    match validator.validate(&args) {
+        Ok(_) => {
+            let device = args.get("device").or_else(|| args.get_default()).ok_or(
+                Error(ErrorOrigin::Connector, ErrorKind::ArgValidation)
+                    .log_error("'device' argument is missing"),
+            )?;
 
             if let Some(memmap) = args.get("memmap") {
                 PciLeech::with_memmap(device, memmap)
             } else {
                 PciLeech::new(device)
             }
+        }
+        Err(err) => {
+            error!(
+                "unable to validate provided arguments, valid arguments are:\n{}",
+                validator
+            );
+            Err(err)
+        }
+    }
+}
+
+/// Creates a new PciLeech Connector instance.
+#[connector(name = "pcileech")]
+pub fn create_connector_instance(args: &Args, log_level: Level) -> Result<ConnectorInstance> {
+    let connector = create_connector(args, log_level)?;
+    let instance = ConnectorInstance::builder(connector).build();
+    Ok(instance)
 }