summaryrefslogtreecommitdiff
path: root/src/lib/libcrypto/sha/sha3_internal.h
diff options
context:
space:
mode:
authorjsing <>2023-04-15 18:14:21 +0000
committerjsing <>2023-04-15 18:14:21 +0000
commitf1875ee5c1712f5aad290f32e56c4bf9c75f32ef (patch)
treed8d1b713facfc84a42a084a1774e1ee8049e3dd1 /src/lib/libcrypto/sha/sha3_internal.h
parent9377477c71e2363397c5325cf9ca15ad03e9297e (diff)
downloadopenbsd-f1875ee5c1712f5aad290f32e56c4bf9c75f32ef.tar.gz
openbsd-f1875ee5c1712f5aad290f32e56c4bf9c75f32ef.tar.bz2
openbsd-f1875ee5c1712f5aad290f32e56c4bf9c75f32ef.zip
Strip and reformat comments.
Remove various comments that are unhelpful or obvious. Reformat remaining comments per style(9).
Diffstat (limited to 'src/lib/libcrypto/sha/sha3_internal.h')
-rw-r--r--src/lib/libcrypto/sha/sha3_internal.h24
1 files changed, 8 insertions, 16 deletions
diff --git a/src/lib/libcrypto/sha/sha3_internal.h b/src/lib/libcrypto/sha/sha3_internal.h
index 1b4c6675ad..3227e6120f 100644
--- a/src/lib/libcrypto/sha/sha3_internal.h
+++ b/src/lib/libcrypto/sha/sha3_internal.h
@@ -1,4 +1,4 @@
1/* $OpenBSD: sha3_internal.h,v 1.3 2023/04/15 18:07:44 jsing Exp $ */ 1/* $OpenBSD: sha3_internal.h,v 1.4 2023/04/15 18:14:21 jsing Exp $ */
2/* 2/*
3 * The MIT License (MIT) 3 * The MIT License (MIT)
4 * 4 *
@@ -23,9 +23,6 @@
23 * SOFTWARE. 23 * SOFTWARE.
24 */ 24 */
25 25
26// sha3.h
27// 19-Nov-11 Markku-Juhani O. Saarinen <mjos@iki.fi>
28
29#ifndef SHA3_H 26#ifndef SHA3_H
30#define SHA3_H 27#define SHA3_H
31 28
@@ -40,27 +37,23 @@
40#define ROTL64(x, y) (((x) << (y)) | ((x) >> (64 - (y)))) 37#define ROTL64(x, y) (((x) << (y)) | ((x) >> (64 - (y))))
41#endif 38#endif
42 39
43// state context
44typedef struct { 40typedef struct {
45 union { // state: 41 union {
46 uint8_t b[200]; // 8-bit bytes 42 uint8_t b[200]; /* State as 8 bit bytes. */
47 uint64_t q[25]; // 64-bit words 43 uint64_t q[25]; /* State as 64 bit words. */
48 } st; 44 } st;
49 int pt, rsiz, mdlen; // these don't overflow 45 int pt, rsiz, mdlen;
50} sha3_ctx_t; 46} sha3_ctx_t;
51 47
52// Compression function.
53void sha3_keccakf(uint64_t st[25]); 48void sha3_keccakf(uint64_t st[25]);
54 49
55// OpenSSL - like interfece 50int sha3_init(sha3_ctx_t *c, int mdlen);
56int sha3_init(sha3_ctx_t *c, int mdlen); // mdlen = hash output in bytes
57int sha3_update(sha3_ctx_t *c, const void *data, size_t len); 51int sha3_update(sha3_ctx_t *c, const void *data, size_t len);
58int sha3_final(void *md, sha3_ctx_t *c); // digest goes to md 52int sha3_final(void *md, sha3_ctx_t *c);
59 53
60// compute a sha3 hash (md) of given byte length from "in"
61void *sha3(const void *in, size_t inlen, void *md, int mdlen); 54void *sha3(const void *in, size_t inlen, void *md, int mdlen);
62 55
63// SHAKE128 and SHAKE256 extensible-output functions 56/* SHAKE128 and SHAKE256 extensible-output functions. */
64#define shake128_init(c) sha3_init(c, 16) 57#define shake128_init(c) sha3_init(c, 16)
65#define shake256_init(c) sha3_init(c, 32) 58#define shake256_init(c) sha3_init(c, 32)
66#define shake_update sha3_update 59#define shake_update sha3_update
@@ -69,4 +62,3 @@ void shake_xof(sha3_ctx_t *c);
69void shake_out(sha3_ctx_t *c, void *out, size_t len); 62void shake_out(sha3_ctx_t *c, void *out, size_t len);
70 63
71#endif 64#endif
72