david.venhoff/qemu-nyx-runner
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Create qemu_nyx logfile in debug mode

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David Venhoff 2025-08-06 15:59:08 +02:00
parent 5f42449b80
commit 5e526b9b9d
4 changed files with 32 additions and 16 deletions
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1
.gitignore vendored
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@ -1 +1,2 @@
/target /target
*.log

30
Cargo.lock generated
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@ -4,9 +4,9 @@ version = 4
[[package]] [[package]]
name = "anstream" name = "anstream"
version = "0.6.19" version = "0.6.20"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "301af1932e46185686725e0fad2f8f2aa7da69dd70bf6ecc44d6b703844a3933" checksum = "3ae563653d1938f79b1ab1b5e668c87c76a9930414574a6583a7b7e11a8e6192"
dependencies = [ dependencies = [
"anstyle", "anstyle",
"anstyle-parse", "anstyle-parse",
@ -34,22 +34,22 @@ dependencies = [
[[package]] [[package]]
name = "anstyle-query" name = "anstyle-query"
version = "1.1.3" version = "1.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6c8bdeb6047d8983be085bab0ba1472e6dc604e7041dbf6fcd5e71523014fae9" checksum = "9e231f6134f61b71076a3eab506c379d4f36122f2af15a9ff04415ea4c3339e2"
dependencies = [ dependencies = [
"windows-sys 0.59.0", "windows-sys 0.60.2",
] ]
[[package]] [[package]]
name = "anstyle-wincon" name = "anstyle-wincon"
version = "3.0.9" version = "3.0.10"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "403f75924867bb1033c59fbf0797484329750cfbe3c4325cd33127941fabc882" checksum = "3e0633414522a32ffaac8ac6cc8f748e090c5717661fddeea04219e2344f5f2a"
dependencies = [ dependencies = [
"anstyle", "anstyle",
"once_cell_polyfill", "once_cell_polyfill",
"windows-sys 0.59.0", "windows-sys 0.60.2",
] ]
[[package]] [[package]]
@ -115,9 +115,9 @@ dependencies = [
[[package]] [[package]]
name = "cc" name = "cc"
version = "1.2.30" version = "1.2.31"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "deec109607ca693028562ed836a5f1c4b8bd77755c4e132fc5ce11b0b6211ae7" checksum = "c3a42d84bb6b69d3a8b3eaacf0d88f179e1929695e1ad012b6cf64d9caaa5fd2"
dependencies = [ dependencies = [
"shlex", "shlex",
] ]
@ -182,7 +182,7 @@ dependencies = [
[[package]] [[package]]
name = "config" name = "config"
version = "0.1.0" version = "0.1.0"
source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#96f0e4512b874813d3df31c99b48391faeebb88a" source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#d85fc2487a6427a0df699c7eaee37db70bc6858b"
dependencies = [ dependencies = [
"libc", "libc",
"ron", "ron",
@ -254,7 +254,7 @@ dependencies = [
[[package]] [[package]]
name = "fuzz_runner" name = "fuzz_runner"
version = "0.1.0" version = "0.1.0"
source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#96f0e4512b874813d3df31c99b48391faeebb88a" source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#d85fc2487a6427a0df699c7eaee37db70bc6858b"
dependencies = [ dependencies = [
"byteorder", "byteorder",
"colored", "colored",
@ -352,7 +352,7 @@ checksum = "1171693293099992e19cddea4e8b849964e9846f4acee11b3948bcc337be8776"
[[package]] [[package]]
name = "libnyx" name = "libnyx"
version = "0.1.0" version = "0.1.0"
source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#96f0e4512b874813d3df31c99b48391faeebb88a" source = "git+https://git.cs.tu-dortmund.de/david.venhoff/libnyx-fork#d85fc2487a6427a0df699c7eaee37db70bc6858b"
dependencies = [ dependencies = [
"cbindgen", "cbindgen",
"config", "config",
@ -593,9 +593,9 @@ dependencies = [
[[package]] [[package]]
name = "serde_json" name = "serde_json"
version = "1.0.141" version = "1.0.142"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "30b9eff21ebe718216c6ec64e1d9ac57087aad11efc64e32002bce4a0d4c03d3" checksum = "030fedb782600dcbd6f02d479bf0d817ac3bb40d644745b769d6a96bc3afc5a7"
dependencies = [ dependencies = [
"itoa", "itoa",
"memchr", "memchr",

16
build.rs
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@ -53,7 +53,21 @@ fn setup_nyx(out_dir: &str) {
"git clone https://github.com/nyx-fuzz/QEMU-Nyx --depth 1", "git clone https://github.com/nyx-fuzz/QEMU-Nyx --depth 1",
); );
shell(qemu_path, "bash compile_qemu_nyx.sh full_static") let is_debug_build = match env::var("DEBUG").unwrap().as_str() {
"true" => true,
"false" => false,
other => panic!("Invalid value for DEBUG: {other}"),
};
let qemu_compile_mode = if is_debug_build {
"debug_static"
} else {
// TODO: Consider using "lto"
"full_static"
};
shell(
qemu_path,
&format!("bash compile_qemu_nyx.sh {qemu_compile_mode}"),
);
} }
} }

1
src/main.rs
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@ -12,6 +12,7 @@ fn main() -> Result<(), Box<dyn Error>> {
let mut nyx_config = NyxConfig::load(SHAREDIR_PATH)?; let mut nyx_config = NyxConfig::load(SHAREDIR_PATH)?;
nyx_config.set_workdir_path(WORKDIR_PATH.to_string()); nyx_config.set_workdir_path(WORKDIR_PATH.to_string());
nyx_config.set_input_buffer_size(0x2000); nyx_config.set_input_buffer_size(0x2000);
nyx_config.set_nyx_debug_log_path("qemu_nyx.log".to_string());
// let file = File::create("/tmp/nyx_test_output.log")?; // let file = File::create("/tmp/nyx_test_output.log")?;
// let fd = file.as_raw_fd(); // let fd = file.as_raw_fd();