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Support TON hex signatures #688

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Support TON hex signatures #688

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10 changes: 5 additions & 5 deletions src/utilities/validateUint8Array.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -4,11 +4,11 @@ export default function validateIfUint8Array(input: unknown): Uint8Array | unkno
return input
}

// Handle hex strings
if (typeof input === "string" && input.startsWith("0x")) {
const hexString = input.slice(2) // Remove "0x" prefix
// Validate hex string before conversion
if (hexString.length % 2 === 0 && /^[0-9a-fA-F]*$/.test(hexString)) {
// Handle hex strings (with or without 0x prefix)
if (typeof input === "string") {
const hexString = input.startsWith("0x") ? input.slice(2) : input
const isHex = /^[0-9a-fA-F]+$/.test(hexString) && hexString.length % 2 === 0
if (isHex) {
return Buffer.from(hexString, "hex")
}

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