44 lines
967 B
C
44 lines
967 B
C
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/**
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* utils.h
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*
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* Created on 2020-11-27
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* @author: qyc
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*
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* @explain:
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*/
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#ifndef UTILS_H
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#define UTILS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "glib.h"
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/*
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* Decodes a variable-length integer used in QUIC protocol
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* See https://tools.ietf.org/html/draft-ietf-quic-transport-08#section-8.1
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*/
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#define ENC_VARINT_QUIC 0x00000004
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/* Explicit and implicit nonce length (RFC 5116 - Section 3.2.1) */
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#define TLS13_AEAD_NONCE_LENGTH 12
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/* XXX Should we use GByteArray instead? */
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typedef struct _StringInfo {
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// Backing storage which may be larger than data_len
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guchar *data;
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// Length of the meaningful part of data
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guint data_len;
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} StringInfo;
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gboolean tls13_hkdf_expand_label(int md, const StringInfo *secret, const char *label_prefix, const char *label, guint16 out_len, guchar **out);
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guint tvb_get_varint(const char *tvb, guint offset, guint maxlen, guint64 *value, const guint encoding);
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#ifdef __cplusplus
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}
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#endif
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#endif //UTILS_H
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