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refactor(xmss/prf): drop redundant message length check #741

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refactor(xmss/prf): drop redundant message length check #741

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6 changes: 0 additions & 6 deletions src/lean_spec/subspecs/xmss/prf.py
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Original file line number Diff line number Diff line change
Expand Up @@ -184,12 +184,6 @@ def get_randomness(
"""
config = self.config

# Validate message length
if len(message) != config.MESSAGE_LENGTH:
raise ValueError(
f"Message must be exactly {config.MESSAGE_LENGTH} bytes, got {len(message)}"
)

# Construct input: DOMAIN_SEP || 0x01 || key || epoch || message || counter
input_data = (
PRF_DOMAIN_SEP
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