30 lines
1.2 KiB
C
30 lines
1.2 KiB
C
/* Copyright (c) 2017 - 2021 LiteSpeed Technologies Inc. See LICENSE. */
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#ifndef LSQUIC_HKDF_H
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#define LSQUIC_HKDF_H 1
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/* [draft-ietf-quic-tls-23] Section 5.2 */
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#define HSK_SALT_BUF "\xc3\xee\xf7\x12\xc7\x2e\xbb\x5a\x11\xa7" \
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"\xd2\x43\x2b\xb4\x63\x65\xbe\xf9\xf5\x02"
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#define HSK_SALT_PRE29 ((unsigned char *) HSK_SALT_BUF)
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/* [draft-ietf-quic-tls-29] Section 5.2 */
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#define HSK_SALT_PRE33 ((unsigned char *) \
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"\xaf\xbf\xec\x28\x99\x93\xd2\x4c\x9e\x97" \
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"\x86\xf1\x9c\x61\x11\xe0\x43\x90\xa8\x99")
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/* [draft-ietf-quic-tls-33] Section 5.2 */
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#define HSK_SALT ((unsigned char *) \
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"\x38\x76\x2c\xf7\xf5\x59\x34\xb3\x4d\x17" \
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"\x9a\xe6\xa4\xc8\x0c\xad\xcc\xbb\x7f\x0a")
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#define HSK_SALT_SZ (sizeof(HSK_SALT_BUF) - 1)
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#define CLIENT_LABEL "client in"
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#define CLIENT_LABEL_SZ (sizeof(CLIENT_LABEL) - 1)
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#define SERVER_LABEL "server in"
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#define SERVER_LABEL_SZ (sizeof(SERVER_LABEL) - 1)
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void
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lsquic_qhkdf_expand (const struct env_md_st *, const unsigned char *secret,
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unsigned secret_len, const char *label, uint8_t label_len,
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unsigned char *out, uint16_t out_len);
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#endif
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