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Disable QemuInjectionHelper if not configured (#1804)

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Co-authored-by: Your Name <you@example.com>
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WorksButNotTested 2024-01-18 17:53:42 +00:00 committed by GitHub
parent df8fa71aa7
commit e615cb4aed
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1 changed files with 69 additions and 50 deletions
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115
fuzzers/qemu_launcher/src/client.rs
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@ -126,27 +126,25 @@ impl<'a> Client<'a> {
log::debug!("start_pc @ {start_pc:#x}");
#[cfg(not(feature = "injections"))]
let extra_tokens = None;
let injection_helper = None;
#[cfg(feature = "injections")]
let injection_helper = self
.options
.injections
.as_ref()
.map(|injections_file| {
.and_then(|injections_file| {
let lower = injections_file.to_lowercase();
if lower.ends_with("yaml") || lower.ends_with("yml") {
QemuInjectionHelper::from_yaml(injections_file)
Some(QemuInjectionHelper::from_yaml(injections_file).unwrap())
} else if lower.ends_with("toml") {
QemuInjectionHelper::from_toml(injections_file)
Some(QemuInjectionHelper::from_toml(injections_file).unwrap())
} else {
todo!("No injections given, what to do?");
None
}
})
.unwrap()
.unwrap();
#[cfg(feature = "injections")]
let extra_tokens = Some(injection_helper.tokens.clone());
});
let extra_tokens = injection_helper.as_ref().map(|h| h.tokens.clone());
emu.entry_break(start_pc);
@ -167,50 +165,71 @@ impl<'a> Client<'a> {
.mgr(mgr)
.core_id(core_id)
.extra_tokens(extra_tokens);
if is_asan && is_cmplog {
#[cfg(not(feature = "injections"))]
let helpers = tuple_list!(
edge_coverage_helper,
QemuCmpLogHelper::default(),
QemuAsanHelper::default(asan.take().unwrap()),
);
#[cfg(feature = "injections")]
let helpers = tuple_list!(
if let Some(injection_helper) = injection_helper {
instance.build().run(
tuple_list!(
edge_coverage_helper,
QemuCmpLogHelper::default(),
QemuAsanHelper::default(asan.take().unwrap()),
injection_helper,
);
instance.build().run(helpers, state)
} else if is_asan {
#[cfg(not(feature = "injections"))]
let helpers = tuple_list!(
edge_coverage_helper,
QemuAsanHelper::default(asan.take().unwrap()),
);
#[cfg(feature = "injections")]
let helpers = tuple_list!(
edge_coverage_helper,
QemuAsanHelper::default(asan.take().unwrap()),
injection_helper,
);
instance.build().run(helpers, state)
} else if is_cmplog {
#[cfg(not(feature = "injections"))]
let helpers = tuple_list!(edge_coverage_helper, QemuCmpLogHelper::default(),);
#[cfg(feature = "injections")]
let helpers = tuple_list!(
edge_coverage_helper,
QemuCmpLogHelper::default(),
injection_helper,
);
instance.build().run(helpers, state)
),
state,
)
} else {
#[cfg(not(feature = "injections"))]
let helpers = tuple_list!(edge_coverage_helper,);
#[cfg(feature = "injections")]
let helpers = tuple_list!(edge_coverage_helper, injection_helper,);
instance.build().run(helpers, state)
instance.build().run(
tuple_list!(
edge_coverage_helper,
QemuCmpLogHelper::default(),
QemuAsanHelper::default(asan.take().unwrap()),
),
state,
)
}
} else if is_asan {
if let Some(injection_helper) = injection_helper {
instance.build().run(
tuple_list!(
edge_coverage_helper,
QemuAsanHelper::default(asan.take().unwrap()),
injection_helper
),
state,
)
} else {
instance.build().run(
tuple_list!(
edge_coverage_helper,
QemuAsanHelper::default(asan.take().unwrap()),
),
state,
)
}
} else if is_cmplog {
if let Some(injection_helper) = injection_helper {
instance.build().run(
tuple_list!(
edge_coverage_helper,
QemuCmpLogHelper::default(),
injection_helper
),
state,
)
} else {
instance.build().run(
tuple_list!(edge_coverage_helper, QemuCmpLogHelper::default()),
state,
)
}
} else if let Some(injection_helper) = injection_helper {
instance
.build()
.run(tuple_list!(edge_coverage_helper, injection_helper), state)
} else {
instance
.build()
.run(tuple_list!(edge_coverage_helper), state)
}
}
}