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05af55b0c9
The only reason we were using qtls.HkdfExpandLabel was to test our own implementation of HKDF-Expand-Label. By using a pre-generated test vector, we won't have to expose this function from qtls any more.
17 lines
741 B
Go
17 lines
741 B
Go
package handshake
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import (
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"crypto"
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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)
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var _ = Describe("Initial AEAD using AES-GCM", func() {
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// Result generated by running in qtls:
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// cipherSuiteTLS13ByID(TLS_AES_128_GCM_SHA256).expandLabel([]byte("secret"), []byte("context"), "label", 42)
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It("gets the same results as qtls", func() {
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expanded := hkdfExpandLabel(crypto.SHA256, []byte("secret"), []byte("context"), "label", 42)
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Expect(expanded).To(Equal([]byte{0x78, 0x87, 0x6a, 0xb5, 0x84, 0xa2, 0x26, 0xb7, 0x8, 0x5a, 0x7b, 0x3a, 0x4c, 0xbb, 0x1e, 0xbc, 0x2f, 0x9b, 0x67, 0xd0, 0x6a, 0xa2, 0x24, 0xb4, 0x7d, 0x29, 0x3c, 0x7a, 0xce, 0xc7, 0xc3, 0x74, 0xcd, 0x59, 0x7a, 0xa8, 0x21, 0x5e, 0xe7, 0xca, 0x1, 0xda}))
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})
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})
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