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Diffstat (limited to 'fuzz/fuzz_targets/does_not_decode_invalid_registers.rs')
-rw-r--r--fuzz/fuzz_targets/does_not_decode_invalid_registers.rs270
1 files changed, 270 insertions, 0 deletions
diff --git a/fuzz/fuzz_targets/does_not_decode_invalid_registers.rs b/fuzz/fuzz_targets/does_not_decode_invalid_registers.rs
index 0f32f73..31b1004 100644
--- a/fuzz/fuzz_targets/does_not_decode_invalid_registers.rs
+++ b/fuzz/fuzz_targets/does_not_decode_invalid_registers.rs
@@ -11,20 +11,290 @@ fuzz_target!(|data: &[u8]| {
let x86_16_decoder = yaxpeax_x86::real_mode::InstDecoder::default();
if let Ok(inst) = x86_64_decoder.decode_slice(data) {
+ use yaxpeax_x86::long_mode::Operand;
let mut res = String::new();
inst.write_to(&mut res).expect("format does not panic");
assert!(!res.contains("BUG"));
+ for i in 0..inst.operand_count() {
+ match inst.operand(i) {
+ Operand::Register(reg) => {
+ assert!(!reg.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMerge(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSae(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSaeNoround(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDeref(r1) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegDisp(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegScale(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBase(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDisp(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDisp(r1, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScale(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDisp(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDerefMasked(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDispMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseMasked(r1, r2, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDispMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDispMasked(r1, _, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDispMasked(r1, r2, _, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::Nothing => {
+ panic!("`Nothing` should not be an operand listed in `inst.operand_count()`");
+ }
+ _ => {
+ /* operands with no register - immediates or a non-rip-relative displacement */
+ }
+ }
+ }
};
if let Ok(inst) = x86_32_decoder.decode_slice(data) {
+ use yaxpeax_x86::protected_mode::Operand;
let mut res = String::new();
inst.write_to(&mut res).expect("format does not panic");
assert!(!res.contains("BUG"));
+ for i in 0..inst.operand_count() {
+ match inst.operand(i) {
+ Operand::Register(reg) => {
+ assert!(!reg.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMerge(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSae(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSaeNoround(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDeref(r1) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegDisp(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegScale(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBase(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDisp(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDisp(r1, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScale(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDisp(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDerefMasked(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDispMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseMasked(r1, r2, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDispMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDispMasked(r1, _, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDispMasked(r1, r2, _, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::Nothing => {
+ panic!("`Nothing` should not be an operand listed in `inst.operand_count()`");
+ }
+ _ => {
+ /* operands with no register - immediates or a non-rip-relative displacement */
+ }
+ }
+ }
};
if let Ok(inst) = x86_16_decoder.decode_slice(data) {
+ use yaxpeax_x86::real_mode::Operand;
let mut res = String::new();
inst.write_to(&mut res).expect("format does not panic");
assert!(!res.contains("BUG"));
+ for i in 0..inst.operand_count() {
+ match inst.operand(i) {
+ Operand::Register(reg) => {
+ assert!(!reg.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMerge(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSae(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegisterMaskMergeSaeNoround(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDeref(r1) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegDisp(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegScale(r1, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBase(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDisp(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDisp(r1, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScale(r1, r2, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDisp(r1, r2, _, _) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDerefMasked(r1, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegDispMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegScaleMasked(r1, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseMasked(r1, r2, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseDispMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegScaleDispMasked(r1, _, _, r2) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleMasked(r1, r2, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::RegIndexBaseScaleDispMasked(r1, r2, _, _, r3) => {
+ assert!(!r1.class().name().contains("BUG"));
+ assert!(!r2.class().name().contains("BUG"));
+ assert!(!r3.class().name().contains("BUG"));
+ }
+ Operand::Nothing => {
+ panic!("`Nothing` should not be an operand listed in `inst.operand_count()`");
+ }
+ _ => {
+ /* operands with no register - immediates or a non-rip-relative displacement */
+ }
+ }
+ }
};
});
generated by cgit v1.1 at 2024-11-16 19:21:47 +0000