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add sha224sum and sha384sum

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Signed-off-by: Mattias Andrée <maandree@kth.se>
This commit is contained in:
Mattias Andrée 2016-02-24 10:05:31 +01:00 committed by sin
parent 6adb9b8ccd
commit ae1da536bb
12 changed files with 254 additions and 4 deletions
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6
Makefile
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@ -11,7 +11,9 @@ HDR =\
md5.h\
queue.h\
sha1.h\
sha224.h\
sha256.h\
sha384.h\
sha512.h\
text.h\
utf.h\
@ -62,7 +64,9 @@ LIBUTILSRC =\
libutil/recurse.c\
libutil/rm.c\
libutil/sha1.c\
libutil/sha224.c\
libutil/sha256.c\
libutil/sha384.c\
libutil/sha512.c\
libutil/strcasestr.c\
libutil/strlcat.c\
@ -133,7 +137,9 @@ BIN =\
seq\
setsid\
sha1sum\
sha224sum\
sha256sum\
sha384sum\
sha512sum\
sleep\
sort\

2
README
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@ -72,7 +72,9 @@ The following tools are implemented:
=*|x seq .
=*|x setsid .
=*|x sha1sum .
=* x sha224sum .
=*|x sha256sum .
=* x sha238sum .
=*|x sha512sum .
=*|o sleep .
#*|o sort .

26
libutil/sha224.c Normal file
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@ -0,0 +1,26 @@
/* public domain sha224 implementation based on fips180-3 */
#include <stdint.h>
#include "../sha224.h"
extern void sha256_sum_n(void *, uint8_t *, int n);
void
sha224_init(void *ctx)
{
struct sha224 *s = ctx;
s->len = 0;
s->h[0] = 0xc1059ed8;
s->h[1] = 0x367cd507;
s->h[2] = 0x3070dd17;
s->h[3] = 0xf70e5939;
s->h[4] = 0xffc00b31;
s->h[5] = 0x68581511;
s->h[6] = 0x64f98fa7;
s->h[7] = 0xbefa4fa4;
}
void
sha224_sum(void *ctx, uint8_t md[SHA224_DIGEST_LENGTH])
{
sha256_sum_n(ctx, md, 8);
}

10
libutil/sha256.c
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@ -110,13 +110,13 @@ sha256_init(void *ctx)
}
void
sha256_sum(void *ctx, uint8_t md[SHA256_DIGEST_LENGTH])
sha256_sum_n(void *ctx, uint8_t *md, int n)
{
struct sha256 *s = ctx;
int i;
pad(s);
for (i = 0; i < 8; i++) {
for (i = 0; i < n; i++) {
md[4*i] = s->h[i] >> 24;
md[4*i+1] = s->h[i] >> 16;
md[4*i+2] = s->h[i] >> 8;
@ -124,6 +124,12 @@ sha256_sum(void *ctx, uint8_t md[SHA256_DIGEST_LENGTH])
}
}
void
sha256_sum(void *ctx, uint8_t md[SHA256_DIGEST_LENGTH])
{
sha256_sum_n(ctx, md, 8);
}
void
sha256_update(void *ctx, const void *m, unsigned long len)
{

26
libutil/sha384.c Normal file
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@ -0,0 +1,26 @@
/* public domain sha384 implementation based on fips180-3 */
#include <stdint.h>
#include "../sha384.h"
extern void sha512_sum_n(void *, uint8_t *, int n);
void
sha384_init(void *ctx)
{
struct sha384 *s = ctx;
s->len = 0;
s->h[0] = 0xcbbb9d5dc1059ed8ULL;
s->h[1] = 0x629a292a367cd507ULL;
s->h[2] = 0x9159015a3070dd17ULL;
s->h[3] = 0x152fecd8f70e5939ULL;
s->h[4] = 0x67332667ffc00b31ULL;
s->h[5] = 0x8eb44a8768581511ULL;
s->h[6] = 0xdb0c2e0d64f98fa7ULL;
s->h[7] = 0x47b5481dbefa4fa4ULL;
}
void
sha384_sum(void *ctx, uint8_t md[SHA384_DIGEST_LENGTH])
{
sha512_sum_n(ctx, md, 6);
}

10
libutil/sha512.c
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@ -127,13 +127,13 @@ sha512_init(void *ctx)
}
void
sha512_sum(void *ctx, uint8_t md[SHA512_DIGEST_LENGTH])
sha512_sum_n(void *ctx, uint8_t *md, int n)
{
struct sha512 *s = ctx;
int i;
pad(s);
for (i = 0; i < 8; i++) {
for (i = 0; i < n; i++) {
md[8*i] = s->h[i] >> 56;
md[8*i+1] = s->h[i] >> 48;
md[8*i+2] = s->h[i] >> 40;
@ -145,6 +145,12 @@ sha512_sum(void *ctx, uint8_t md[SHA512_DIGEST_LENGTH])
}
}
void
sha512_sum(void *ctx, uint8_t md[SHA512_DIGEST_LENGTH])
{
sha512_sum_n(ctx, md, 8);
}
void
sha512_update(void *ctx, const void *m, unsigned long len)
{

16
sha224.h Normal file
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@ -0,0 +1,16 @@
/* public domain sha224 implementation based on fips180-3 */
#include "sha256.h"
#define sha224 sha256 /*struct*/
enum { SHA224_DIGEST_LENGTH = 28 };
/* reset state */
void sha224_init(void *ctx);
/* process message */
#define sha224_update sha256_update
/* get message digest */
/* state is ruined after sum, keep a copy if multiple sum is needed */
/* part of the message might be left in s, zero it if secrecy is needed */
void sha224_sum(void *ctx, uint8_t md[SHA224_DIGEST_LENGTH]);

32
sha224sum.1 Normal file
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@ -0,0 +1,32 @@
.Dd 2016-02-24
.Dt SHA224SUM 1
.Os sbase
.Sh NAME
.Nm sha224sum
.Nd compute or check SHA-224 message digests
.Sh SYNOPSIS
.Nm
.Op Fl c
.Op Ar file ...
.Sh DESCRIPTION
.Nm
writes SHA-224 (224-bit) checksums of each
.Ar file
to stdout.
If no
.Ar file
is given
.Nm
reads from stdin.
.Sh OPTIONS
.Bl -tag -width Ds
.It Fl c
Read list of SHA-224 checksums from each
.Ar file
and check them.
If no
.Ar file
is given
.Nm
reads from stdin.
.El

41
sha224sum.c Normal file
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@ -0,0 +1,41 @@
/* See LICENSE file for copyright and license details. */
#include <stdint.h>
#include <stdio.h>
#include "crypt.h"
#include "sha224.h"
#include "util.h"
static struct sha224 s;
struct crypt_ops sha224_ops = {
sha224_init,
sha224_update,
sha224_sum,
&s,
};
static void
usage(void)
{
eprintf("usage: %s [-c] [file ...]\n", argv0);
}
int
main(int argc, char *argv[])
{
int ret = 0, (*cryptfunc)(int, char **, struct crypt_ops *, uint8_t *, size_t) = cryptmain;
uint8_t md[SHA224_DIGEST_LENGTH];
ARGBEGIN {
case 'c':
cryptfunc = cryptcheck;
break;
default:
usage();
} ARGEND
ret |= cryptfunc(argc, argv, &sha224_ops, md, sizeof(md));
ret |= fshut(stdin, "<stdin>") | fshut(stdout, "<stdout>");
return ret;
}

16
sha384.h Normal file
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@ -0,0 +1,16 @@
/* public domain sha512 implementation based on fips180-3 */
#include "sha512.h"
#define sha384 sha512 /*struct*/
enum { SHA384_DIGEST_LENGTH = 48 };
/* reset state */
void sha384_init(void *ctx);
/* process message */
#define sha384_update sha512_update
/* get message digest */
/* state is ruined after sum, keep a copy if multiple sum is needed */
/* part of the message might be left in s, zero it if secrecy is needed */
void sha384_sum(void *ctx, uint8_t md[SHA384_DIGEST_LENGTH]);

32
sha384sum.1 Normal file
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@ -0,0 +1,32 @@
.Dd 2016-02-24
.Dt SHA384SUM 1
.Os sbase
.Sh NAME
.Nm sha384sum
.Nd compute or check SHA-384 message digests
.Sh SYNOPSIS
.Nm
.Op Fl c
.Op Ar file ...
.Sh DESCRIPTION
.Nm
writes SHA-384 (384-bit) checksums of each
.Ar file
to stdout.
If no
.Ar file
is given
.Nm
reads from stdin.
.Sh OPTIONS
.Bl -tag -width Ds
.It Fl c
Read list of SHA-384 checksums from each
.Ar file
and check them.
If no
.Ar file
is given
.Nm
reads from stdin.
.El

41
sha384sum.c Normal file
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@ -0,0 +1,41 @@
/* See LICENSE file for copyright and license details. */
#include <stdint.h>
#include <stdio.h>
#include "crypt.h"
#include "sha384.h"
#include "util.h"
static struct sha384 s;
struct crypt_ops sha384_ops = {
sha384_init,
sha384_update,
sha384_sum,
&s,
};
static void
usage(void)
{
eprintf("usage: %s [-c] [file ...]\n", argv0);
}
int
main(int argc, char *argv[])
{
int ret = 0, (*cryptfunc)(int, char **, struct crypt_ops *, uint8_t *, size_t) = cryptmain;
uint8_t md[SHA384_DIGEST_LENGTH];
ARGBEGIN {
case 'c':
cryptfunc = cryptcheck;
break;
default:
usage();
} ARGEND
ret |= cryptfunc(argc, argv, &sha384_ops, md, sizeof(md));
ret |= fshut(stdin, "<stdin>") | fshut(stdout, "<stdout>");
return ret;
}