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https://github.com/morluto/rea.git
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* feat(native): search analyzed memory for masked byte patterns The diff adds search_bytes to the CLI, the shared MCP contract, Ghidra inventory, and the headless bridge, and advertises the same operation on Hopper as unavailable until that provider is verified. Patterns are hexadecimal byte pairs with optional ?? wildcards and an optional equal-length bit mask; the TypeScript boundary and the bridge both require a nonempty pattern, equal lengths, and at least one constrained bit. Ghidra walks initialized blocks in address order within inclusive bounds, keeps overlapping matches inside a single block, and returns each hit with its segment, unique source file offset, and containing procedure, continuing through a cursor bound to the target, profile, pattern, mask, and bounds. Each page reports the inclusive ranges examined and the skipped uninitialized blocks; cancellation returns a typed error and discards the active Ghidra database. address_to_file_offset now uses the same unique-offset helper, which rejects a mapping that is missing, ambiguous, or larger than a safe integer. * fix(native): limit unbounded byte search to loaded memory Without start or end, search_bytes walked every Ghidra block, including non-loaded file parts such as .symtab and overlay blocks, which the docs call out of scope. Unbounded searches now skip those blocks and list them in searched.skipped_not_loaded; explicit bounds in their address space still search them. Document that a match must end at or before end. * fix(native): preserve implicit address spaces in range consumers * fix(native): reject present malformed byte search state --------- Co-authored-by: Matt Van Horn <455140+mvanhorn@users.noreply.github.com> Co-authored-by: morluto <76467478+morluto@users.noreply.github.com>
427 lines
13 KiB
TypeScript
427 lines
13 KiB
TypeScript
import { z } from "incur";
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import type { DirectAnalysis } from "../composition/directAnalysis.js";
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import { CLI_COMMANDS } from "../cliCommandNames.js";
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import { logCliCommand } from "../cliLogging.js";
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import type { Logger } from "pino";
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import {
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directAnalysisOptionsFromCli,
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nativeOpenOptionFields,
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} from "./options.js";
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import type { CliInstance } from "./types.js";
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/** Register native load-image, memory, and annotation CLI commands. */
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export const registerCoreNativeCommands = (
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cli: CliInstance,
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logger: Logger,
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runDirectAnalysis: DirectAnalysis["runDirectAnalysis"],
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): void => {
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registerAnnotationCommand(cli, logger, runDirectAnalysis);
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cli.command(CLI_COMMANDS.searchBytes, {
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description: "Find masked byte patterns in initialized provider memory",
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args: z.object({
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path: z.string().describe("Local executable path"),
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pattern: z.string().describe("Hexadecimal byte pairs with ?? wildcards"),
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}),
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options: z.object({
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mask: z.string().optional().describe("Equal-length hexadecimal bit mask"),
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start: z.string().optional().describe("Inclusive start address"),
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end: z.string().optional().describe("Inclusive end address"),
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cursor: z
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.string()
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.optional()
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.describe("Continuation from the same query's next_cursor"),
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limit: z
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.number()
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.int()
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.min(1)
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.max(1000)
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.default(100)
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.describe("Maximum matches on this page"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.searchBytes, () =>
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runDirectAnalysis(
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args.path,
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"search_bytes",
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{
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pattern: args.pattern,
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limit: options.limit,
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...(options.mask === undefined ? {} : { mask: options.mask }),
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...(options.start === undefined ? {} : { start: options.start }),
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...(options.end === undefined ? {} : { end: options.end }),
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...(options.cursor === undefined ? {} : { cursor: options.cursor }),
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},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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cli.command(CLI_COMMANDS.inspectNativeLoadImage, {
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description:
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"Verify loaded native bytes, source mappings, relocations and entry",
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args: z.object({ path: z.string().describe("Local executable path") }),
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options: z.object({
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.inspectNativeLoadImage, () =>
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runDirectAnalysis(
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args.path,
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"inspect_native_load_image",
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{},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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cli.command(CLI_COMMANDS.readBytes, {
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description: "Read exact provider memory bytes at one analysis address",
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args: z.object({
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path: z.string().describe("Local executable path"),
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address: z.string().describe("Exact provider memory address"),
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}),
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options: z.object({
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length: z
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.number()
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.int()
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.min(1)
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.default(256)
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.describe("Requested byte count"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.readBytes, () =>
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runDirectAnalysis(
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args.path,
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"read_bytes",
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{ address: args.address, length: options.length },
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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cli.command(CLI_COMMANDS.addressToFileOffset, {
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description: "Resolve an analysis address to its original file byte offset",
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args: z.object({
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path: z.string().describe("Local executable path"),
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address: z.string().describe("Exact provider memory address"),
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}),
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options: z.object({
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.addressToFileOffset, () =>
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runDirectAnalysis(
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args.path,
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"address_to_file_offset",
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{ address: args.address },
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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cli.command(CLI_COMMANDS.traceNativeValues, {
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description: "Trace bounded native def-use and call dependencies",
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args: z.object({
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path: z.string().describe("Local native executable or app path"),
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procedure: z
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.string()
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.describe("Explicit native procedure symbol or address"),
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}),
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options: z.object({
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maxDepth: z
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.number()
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.int()
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.min(0)
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.max(16)
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.default(3)
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.describe("Maximum call traversal depth"),
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maxFunctions: z
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.number()
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.int()
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.min(1)
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.max(64)
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.default(16)
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.describe("Maximum function decompilations"),
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maxCallSites: z
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.number()
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.int()
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.min(1)
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.max(4096)
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.default(256)
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.describe("Maximum static call-site resolutions"),
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maxNodes: z
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.number()
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.int()
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.min(1)
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.max(20000)
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.default(5000)
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.describe("Maximum retained graph nodes"),
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maxEdges: z
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.number()
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.int()
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.min(1)
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.max(40000)
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.default(10000)
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.describe("Maximum retained graph edges"),
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offset: z
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.number()
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.int()
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.min(0)
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.default(0)
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.describe("First graph node index"),
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limit: z
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.number()
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.int()
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.min(1)
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.max(5000)
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.default(1000)
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.describe("Maximum nodes on this page"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.traceNativeValues, () =>
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runDirectAnalysis(
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args.path,
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"trace_native_values",
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{
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procedure: args.procedure,
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max_depth: options.maxDepth,
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max_functions: options.maxFunctions,
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max_call_sites: options.maxCallSites,
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max_nodes: options.maxNodes,
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max_edges: options.maxEdges,
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offset: options.offset,
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limit: options.limit,
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},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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cli.command(CLI_COMMANDS.inspectNativeDataType, {
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description: "Inspect one recovered database type or typed data object",
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args: z.object({
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path: z.string().describe("Local native executable or app path"),
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}),
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options: z.object({
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type: z.string().optional().describe("Exact database type category path"),
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address: z.string().optional().describe("Exact native address"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.inspectNativeDataType, () =>
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runDirectAnalysis(
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args.path,
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"inspect_native_data_type",
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{
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...(options.type === undefined ? {} : { type: options.type }),
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...(options.address === undefined
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? {}
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: { address: options.address }),
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},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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for (const [command, operation] of [
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[CLI_COMMANDS.inspectNativeInstruction, "inspect_native_instruction"],
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[CLI_COMMANDS.resolveNativeCallTargets, "resolve_native_call_targets"],
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] as const) {
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cli.command(command, {
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description:
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operation === "inspect_native_instruction"
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? "Inspect one native instruction with decoded operand facts"
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: "Resolve one static native call site",
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args: z.object({
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path: z.string().describe("Local native executable or app path"),
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address: z.string().describe("Exact native address"),
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}),
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options: z.object({
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, command, () =>
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runDirectAnalysis(
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args.path,
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operation,
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{ address: args.address },
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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}
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registerNativeApiCommand(cli, logger, runDirectAnalysis);
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registerNativeUiActionCommand(cli, logger, runDirectAnalysis);
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registerNativeDispatchMetadataCommand(cli, logger, runDirectAnalysis);
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};
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const registerNativeDispatchMetadataCommand = (
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cli: CliInstance,
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logger: Logger,
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runDirectAnalysis: DirectAnalysis["runDirectAnalysis"],
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): void => {
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cli.command(CLI_COMMANDS.inspectNativeDispatchMetadata, {
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description: "Inspect typed Objective-C and Swift dispatch metadata",
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args: z.object({
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path: z.string().describe("Target path used to bind the result evidence"),
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}),
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options: z.object({
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maxRecords: z
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.number()
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.int()
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.min(1)
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.max(20_000)
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.default(5_000)
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.describe("Maximum symbol records to inspect"),
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snapshot: z
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.string()
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.min(1)
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.optional()
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.describe("Load or update the local analysis snapshot"),
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...nativeOpenOptionFields,
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}),
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run: async ({ args, options }) =>
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logCliCommand(logger, "inspect-native-dispatch-metadata", () =>
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runDirectAnalysis(
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args.path,
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"inspect_native_dispatch_metadata",
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{ max_records: options.maxRecords },
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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};
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const registerNativeUiActionCommand = (
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cli: CliInstance,
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logger: Logger,
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runDirectAnalysis: DirectAnalysis["runDirectAnalysis"],
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): void => {
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cli.command(CLI_COMMANDS.traceNativeUiAction, {
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description:
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"Trace a compiled UI action selector to its native handler and direct callees",
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args: z.object({
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path: z.string().describe("Target path used to bind the result evidence"),
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action: z
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.string()
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.min(1)
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.describe(
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"A unique compiled UI action selector or interface object ID",
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),
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}),
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options: z.object({
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maxDepth: z
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.number()
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.int()
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.min(0)
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.max(32)
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.default(8)
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.describe("Maximum relationship depth"),
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maxNodes: z
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.number()
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.int()
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.min(1)
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.max(2_000)
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.default(250)
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.describe("Maximum returned graph nodes"),
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maxEdges: z
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.number()
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.int()
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.min(1)
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.max(5_000)
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.default(500)
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.describe("Maximum returned graph edges"),
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...nativeOpenOptionFields,
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}),
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run: async ({ args, options }) =>
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logCliCommand(logger, "trace-native-ui-action", () =>
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runDirectAnalysis(
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args.path,
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"trace_native_ui_action",
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{
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action: args.action,
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max_depth: options.maxDepth,
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max_nodes: options.maxNodes,
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max_edges: options.maxEdges,
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},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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};
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const registerNativeApiCommand = (
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cli: CliInstance,
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logger: Logger,
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runDirectAnalysis: DirectAnalysis["runDirectAnalysis"],
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): void => {
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cli.command(CLI_COMMANDS.inspectNativeApi, {
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description: "Reconstruct one native function API boundary with evidence",
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args: z.object({
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path: z.string().describe("App or program path"),
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address: z.string().describe("Procedure name or address"),
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}),
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options: z.object({
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snapshot: z
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.string()
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.min(1)
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.optional()
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.describe("Load and update a local analysis snapshot"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, "inspect-native-api", () =>
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runDirectAnalysis(
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args.path,
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"inspect_native_api",
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{ procedure: args.address },
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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};
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const registerAnnotationCommand = (
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cli: CliInstance,
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logger: Logger,
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runDirectAnalysis: DirectAnalysis["runDirectAnalysis"],
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): void => {
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cli.command(CLI_COMMANDS.annotateNativeFunction, {
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description: "Edit function annotations and return refreshed analysis",
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args: z.object({
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path: z.string().describe("Local executable path"),
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procedure: z
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.string()
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.describe("Exact function entry address or unique name"),
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}),
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options: z.object({
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name: z.string().min(1).optional().describe("Analyst function name"),
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comment: z
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.string()
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.optional()
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.describe("Regular entry comment; empty text clears it"),
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"inline-comment": z
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.string()
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.optional()
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.describe("Inline entry comment; empty text clears it"),
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...nativeOpenOptionFields,
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}),
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run: ({ args, options }) =>
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logCliCommand(logger, CLI_COMMANDS.annotateNativeFunction, () =>
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runDirectAnalysis(
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args.path,
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"annotate_native_function",
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{
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procedure: args.procedure,
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...(options.name === undefined ? {} : { name: options.name }),
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...(options.comment === undefined
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? {}
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: { comment: options.comment }),
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...(options["inline-comment"] === undefined
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? {}
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: { inline_comment: options["inline-comment"] }),
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},
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directAnalysisOptionsFromCli(logger, options),
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),
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),
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});
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};
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