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Change Data hashing to full bytes #1546

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merged 1 commit into from
Oct 14, 2025
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Change Data hashing to full bytes #1546

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12 changes: 4 additions & 8 deletions Sources/FoundationEssentials/Data/Data.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -1087,10 +1087,8 @@ public struct Data : Equatable, Hashable, RandomAccessCollection, MutableCollect
func hash(into hasher: inout Hasher) {
hasher.combine(count)

// At most, hash the first 80 bytes of this data.
let range = startIndex ..< Swift.min(startIndex + 80, endIndex)
storage.withUnsafeBytes(in: range) {
hasher.combine(bytes: $0)
self.withUnsafeBytes { bytes in
hasher.combine(bytes: bytes)
}
}
}
Expand Down Expand Up @@ -1325,10 +1323,8 @@ public struct Data : Equatable, Hashable, RandomAccessCollection, MutableCollect
func hash(into hasher: inout Hasher) {
hasher.combine(count)

// Hash at most the first 80 bytes of this data.
let range = startIndex ..< Swift.min(startIndex + 80, endIndex)
storage.withUnsafeBytes(in: range) {
hasher.combine(bytes: $0)
self.withUnsafeBytes { bytes in
hasher.combine(bytes: bytes)
}
}
}
Expand Down