39 lines
1.6 KiB
Swift
39 lines
1.6 KiB
Swift
// tool.hex · HexTool · —
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// 原语: 探测 · 进程内 · tier 1
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// Primitive: probe · in-process · tier 1
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//
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// [zh] 十六进制查找替换自检
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// 在随机缓冲里植入已知模式，用十六进制与文本两种写法查找、替换、再查找，确认命中数与偏移都对。
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//
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// [en] Hex search and replace self-test
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// Plants known patterns in a random buffer, then searches, replaces and re-searches using both hex
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// and text notation, confirming the hit counts and offsets.
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// ── 判别 / oracle ──
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// 这条守的是「改机工具最不该出错的地方」。
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import Foundation
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// ── byte helpers — verbatim from Cinder27 Sources/Kit.swift ──
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enum B {
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static func be16(_ v: UInt16) -> [UInt8] { [UInt8(v >> 8 & 0xff), UInt8(v & 0xff)] }
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static func le16(_ v: UInt16) -> [UInt8] { [UInt8(v & 0xff), UInt8(v >> 8 & 0xff)] }
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static func be32(_ v: UInt32) -> [UInt8] {
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[UInt8(v >> 24 & 0xff), UInt8(v >> 16 & 0xff), UInt8(v >> 8 & 0xff), UInt8(v & 0xff)]
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}
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static func le32(_ v: UInt32) -> [UInt8] {
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[UInt8(v & 0xff), UInt8(v >> 8 & 0xff), UInt8(v >> 16 & 0xff), UInt8(v >> 24 & 0xff)]
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}
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static func be64(_ v: UInt64) -> [UInt8] {
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(0..<8).map { UInt8((v >> (56 - UInt64($0) * 8)) & 0xff) }
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}
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static func le64(_ v: UInt64) -> [UInt8] {
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(0..<8).map { UInt8((v >> (UInt64($0) * 8)) & 0xff) }
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}
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static func both16(_ v: UInt16) -> [UInt8] { le16(v) + be16(v) }
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static func both32(_ v: UInt32) -> [UInt8] { le32(v) + be32(v) }
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static func ascii(_ s: String) -> [UInt8] { Array(s.utf8) }
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}
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