wired/hmac_8h_source.html

#ifndef QUIC_HASH_HMAC_H

#define QUIC_HASH_HMAC_H


#include "common/bytes/span/span.h"

#include "crypto/symmetric/hash/hash/sha256.h"

#include "crypto/symmetric/hash/hash/sha384.h"


void quic_hmac_sha256(quic_span key, quic_span msg, u8 out[QUIC_SHA256_DIGEST]);


void quic_hmac_sha256_truncated(

    quic_span key, quic_span msg, u8* out, usz out_len);


void quic_hmac_sha384(quic_span key, quic_span msg, u8 out[QUIC_SHA384_DIGEST]);


#endif

quic_hmac_sha256
void quic_hmac_sha256(quic_span key, quic_span msg, u8 out[QUIC_SHA256_DIGEST])
Compute HMAC-SHA-256(key, msg).

quic_hmac_sha384
void quic_hmac_sha384(quic_span key, quic_span msg, u8 out[QUIC_SHA384_DIGEST])
Compute HMAC-SHA-384(key, msg) (RFC 2104, FIPS 180-4 SHA-384).

quic_hmac_sha256_truncated
void quic_hmac_sha256_truncated(quic_span key, quic_span msg, u8 *out, usz out_len)
Compute HMAC-SHA-256(key, msg) truncated to its leftmost out_len bytes (FIPS 198-1 5,...

sha256.h
FIPS 180-4 SHA-256.

QUIC_SHA256_DIGEST
#define QUIC_SHA256_DIGEST
digest length in bytes
Definition sha256.h:11

span.h
Value-type views that fold the SDK's recurring argument shapes into single parameters,...

quic_span
Read-only view of a byte range.
Definition span.h:30

usz
u64 usz
unsigned size (size_t equivalent)
Definition syscall.h:19

u8
unsigned char u8
unsigned 8-bit integer / byte
Definition syscall.h:17