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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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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
View File

@@ -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)
{