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16 lines
342 B
16 lines
342 B
3 years ago
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package crypto
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import "math/big"
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// FillBytes is safe version of (*big.Int).FillBytes.
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// Returns false if to length is not exact equal to big.Int's.
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// Otherwise fills to using b and returns true.
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func FillBytes(b *big.Int, to []byte) bool {
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bits := b.BitLen()
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if (bits+7)/8 > len(to) {
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return false
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}
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b.FillBytes(to)
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return true
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}
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