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Fix chained firmware patch data flow

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This commit is contained in:
xiahouzhen
2026-07-05 13:33:31 +03:00
committed by zqxwce
parent 6ced4108c8
commit 7f1a210242
3 changed files with 33 additions and 14 deletions
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tests/FirmwarePatcherTests/FirmwarePatcherTests.swift
+25
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@@ -298,6 +298,31 @@ struct BinaryBufferTests {
}
}
struct IBootPatcherIdempotencyTests {
@Test func serialLabelsPatchTwoBannerRunsWhenLabelAbsent() {
let banner = String(repeating: "=", count: 32)
let payload = Data("prefix \(banner) middle \(banner) suffix".utf8)
let patcher = IBootPatcher(data: payload, mode: .ibss, verbose: false)
patcher.patchSerialLabels()
#expect(patcher.patches.count == 2)
#expect(patcher.patches.allSatisfy {
String(data: $0.patchedBytes, encoding: .ascii) == "Loaded iBSS"
})
}
@Test func serialLabelsSkipWhenLabelAlreadyPresent() {
let banner = String(repeating: "=", count: 32)
let payload = Data("Loaded iBSS\0 prefix \(banner) middle \(banner) suffix".utf8)
let patcher = IBootPatcher(data: payload, mode: .ibss, verbose: false)
patcher.patchSerialLabels()
#expect(patcher.patches.isEmpty)
}
}
struct IM4PPayloadParityTests {
@Test func ibssIM4PPayloadMatchesRawAndJBPatcherFindsNoncePatch() throws {
let baseDir = URL(fileURLWithPath: #filePath)