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Commits
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cf636c4263 |
Add Dart AOT depth (reference + 3 scripts); fix encoding rule and add P26
New reference: - dart-aot.md: pinning the Dart version, building a matching decompiler, the object-pool model and reference indexes, register/boolean conventions, the three assembly signatures that identify most business logic, the locating workflow, patch strategy, and the traps specific to this layer (including ambiguous identifiers that resolve to protocol fields). New scripts (parameterized, no machine-specific paths): - dart_pprefs.py: object-pool offset -> code-site index, decoded arithmetically. Avoids the full-capstone pass that costs minutes and 1-2 GB and reads as a hang. - dart_pool_strings.py: framed literal recovery with file offsets. Defaults to one-byte because automatic two-byte (UTF-16) detection is unreliable; --find searches both encodings and is the reliable way to locate a known literal. - dart_disasm.py: annotated windowed disassembly (pool + boolean annotations) and a B/BL caller index that needs no disassembler. Fixes and integration: - framework-runtimes.md: point the Dart depth at dart-aot.md, and make the string-encoding rule precise (ASCII is one-byte/UTF-8; CJK is UTF-16LE) instead of leaving it as 'try both'. - pitfalls.md: P26 -- self-built tooling that fails in a way that reads as a target finding (silent arithmetic, helper shadowing a stdlib module, measuring against an incomplete reference, and a knob that does not move the metric). - SKILL.md / README.md: index the new reference and scripts. Validated by running all three scripts against a real Dart AOT sample: the pool-ref index agrees with an independently built index to 99.2%, and the literal extractor's one-byte output was verified string-by-string against a decompiler's pool listing. |
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0ea42265b7 |
Add deliverable-form discipline, execution identity, and four reusable scripts
Generalized from a long hardened-target engagement. Additions target the failure
modes that cost the most time and are not yet covered; nothing here is sample-specific.
New discipline
- SKILL.md: a third override rule -- deliver in the environment the request requires.
A root-only or live-instrumentation result can look like success while failing the
actual requirement (unrooted, installable, self-contained). Also adds two classify
questions: what form the deliverable must take, and which architecture/library is
actually executing.
- long-task-discipline.md: "the most expensive drift" -- a constraint table (privilege,
modification form, ABI, network, persistence, distribution), the checkpoint question,
and how to report a privileged workaround as a fallback rather than a deliverable.
Plus "bound every wait": timeouts on every command, budgets calibrated from
measurement so slow and hung are distinguishable, and sampling an observable you can
inspect instead of sleeping blind.
- environment.md: look at the screen instead of driving blind; which of the two screen
evidence kinds is trustworthy (an empty accessibility tree is common for
runtime-rendered UI, where the image is primary rather than a fallback); emulator
console control and adb recovery; preflight before every experiment block.
- native-and-so.md: what the device claims vs what the package manager chose vs what is
actually mapped; translation layers and their consequences for hooks and native
checks; fat-APK ABI selection.
- runtime-data.md: when the app rewrites your edit (server refresh vs local
regeneration), why chmod/chown cannot work because the app deletes and recreates the
file, and the immutable-attribute fix; decoding a value that only looks encrypted.
- framework-runtimes.md: string encoding traps (a UTF-8 scan of a UTF-16 snapshot
returns nothing and reads as "the strings were stripped"), and non-ASCII obfuscated
identifiers -- resolve by shape, not by name.
- pitfalls.md: P23 the fix lives in a file the app rewrites; P24 the artifact changed
but the wrong one is executing; P25 "search found nothing" treated as "not there".
New scripts (parameterized, path-agnostic, all with explicit timeouts)
- preflight.py environment check: device, root, ABI/translation, clock skew, leftover
proxy/forwards, dead device server, chosen ABI, free space
- lib_map.py what is actually mapped into a live process: path, base, architecture
from the ELF header, and whether it came from the APK or was
materialized at runtime
- blob_decode.py search (don't guess) the framing of a stored value, then re-encode the
edited payload with the same parameters
- snap.py bounded burst screenshots + control-tree capture, with a stall detector
and an explicit verdict on whether the tree is usable
All four were exercised against a live device while writing: preflight correctly
flags multi-device ambiguity and detected the ARM translation layer; lib_map read real
ELF headers and identified the translation shim; blob_decode round-tripped a
rotation+deflate+base64 blob at realistic size in ~0.2s; snap detected a stalled screen
across three hashes.
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55432780fc |
Expand into packer/native/framework/long-task coverage; harden verification discipline
New references (loaded on demand, one topic each): - packers.md: reading the shell's rejection signal, distinguishing self-inflicted failures from genuine refusals, mapping the validation boundary via single-variable tests, component-type rules (providers vs activities), picking a native host - framework-runtimes.md: identifying Flutter/RN/Unity/Cordova, the wrong-layer trap, how to tell which layer draws a given UI before committing to a patch direction - native-and-so.md: host-library selection criteria, DT_NEEDED does-not-call-JNI_OnLoad, relocation vs page-permission constraints and relocation-free bootstrapping, replacing Java methods from native code with trampolines and fail-safe guards - long-task-discipline.md: live record structure, conclusion grading, drift checkpoints, handover contents, and the opposite failure of over-documenting Pitfalls: +P18 install reported success but the build was never installed, +P19 internal signal substituted for the user-visible outcome, +P20 not-captured treated as not-present, +P21 two changes then attributing the result, +P22 waiting on something that needs a human to advance. SKILL.md: index the new references; add a runtime check for layer ownership to Q3; add long-task rule; strengthen the verify step; add three hard constraints (user-visible definition of done, no route discarded on compound evidence, prove the device changed before measuring). No app names, package names, or sample-specific identifiers anywhere. |