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openntpd-openbsd
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some minor KNF

OPENBSD_3_6
millert 20 years ago
parent
2321142202
commit
a3e8d914af
1 changed files with 42 additions and 33 deletions
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  1. +42
    -33
      src/lib/libc/hash/sha2.c

+ 42
- 33
src/lib/libc/hash/sha2.c View File

@ -1,4 +1,4 @@
/* $OpenBSD: sha2.c,v 1.4 2004/04/29 14:13:17 millert Exp $ */
/* $OpenBSD: sha2.c,v 1.5 2004/05/02 23:53:47 millert Exp $ */
/*
* FILE: sha2.c
@ -35,7 +35,7 @@
*/
#if defined(LIBC_SCCS) && !defined(lint)
static const char rcsid[] = "$OpenBSD: sha2.c,v 1.4 2004/04/29 14:13:17 millert Exp $";
static const char rcsid[] = "$OpenBSD: sha2.c,v 1.5 2004/05/02 23:53:47 millert Exp $";
#endif /* LIBC_SCCS and not lint */
#include <sys/types.h>
@ -273,10 +273,10 @@ const static u_int64_t sha512_initial_hash_value[8] = {
/*** SHA-256: *********************************************************/
void
SHA256_Init(SHA256_CTX *context) {
if (context == (SHA256_CTX *)0) {
SHA256_Init(SHA256_CTX *context)
{
if (context == NULL)
return;
}
memcpy(context->state, sha256_initial_hash_value, SHA256_DIGEST_LENGTH);
memset(context->buffer, 0, SHA256_BLOCK_LENGTH);
context->bitcount = 0;
@ -320,7 +320,8 @@ SHA256_Init(SHA256_CTX *context) {
j++
void
SHA256_Transform(SHA256_CTX *context, const u_int32_t *data) {
SHA256_Transform(SHA256_CTX *context, const u_int32_t *data)
{
u_int32_t a, b, c, d, e, f, g, h, s0, s1;
u_int32_t T1, *W256;
int j;
@ -379,7 +380,8 @@ SHA256_Transform(SHA256_CTX *context, const u_int32_t *data) {
#else /* SHA2_UNROLL_TRANSFORM */
void
SHA256_Transform(SHA256_CTX *context, const u_int32_t *data) {
SHA256_Transform(SHA256_CTX *context, const u_int32_t *data)
{
u_int32_t a, b, c, d, e, f, g, h, s0, s1;
u_int32_t T1, T2, *W256;
int j;
@ -460,13 +462,13 @@ SHA256_Transform(SHA256_CTX *context, const u_int32_t *data) {
#endif /* SHA2_UNROLL_TRANSFORM */
void
SHA256_Update(SHA256_CTX *context, const u_int8_t *data, size_t len) {
unsigned int freespace, usedspace;
SHA256_Update(SHA256_CTX *context, const u_int8_t *data, size_t len)
{
size_t freespace, usedspace;
if (len == 0) {
/* Calling with no data is valid - we do nothing */
/* Calling with no data is valid (we do nothing) */
if (len == 0)
return;
}
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
if (usedspace > 0) {
@ -506,12 +508,13 @@ SHA256_Update(SHA256_CTX *context, const u_int8_t *data, size_t len) {
}
void
SHA256_Final(u_int8_t digest[], SHA256_CTX *context) {
SHA256_Final(u_int8_t digest[], SHA256_CTX *context)
{
u_int32_t *d = (u_int32_t *)digest;
unsigned int usedspace;
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (u_int8_t *)0) {
if (digest != NULL) {
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
#if BYTE_ORDER == LITTLE_ENDIAN
/* Convert FROM host byte order */
@ -569,10 +572,10 @@ SHA256_Final(u_int8_t digest[], SHA256_CTX *context) {
/*** SHA-512: *********************************************************/
void
SHA512_Init(SHA512_CTX *context) {
if (context == (SHA512_CTX *)0) {
SHA512_Init(SHA512_CTX *context)
{
if (context == NULL)
return;
}
memcpy(context->state, sha512_initial_hash_value, SHA512_DIGEST_LENGTH);
memset(context->buffer, 0, SHA512_BLOCK_LENGTH);
context->bitcount[0] = context->bitcount[1] = 0;
@ -615,7 +618,8 @@ SHA512_Init(SHA512_CTX *context) {
j++
void
SHA512_Transform(SHA512_CTX *context, const u_int64_t *data) {
SHA512_Transform(SHA512_CTX *context, const u_int64_t *data)
{
u_int64_t a, b, c, d, e, f, g, h, s0, s1;
u_int64_t T1, *W512 = (u_int64_t *)context->buffer;
int j;
@ -671,7 +675,8 @@ SHA512_Transform(SHA512_CTX *context, const u_int64_t *data) {
#else /* SHA2_UNROLL_TRANSFORM */
void
SHA512_Transform(SHA512_CTX *context, const u_int64_t *data) {
SHA512_Transform(SHA512_CTX *context, const u_int64_t *data)
{
u_int64_t a, b, c, d, e, f, g, h, s0, s1;
u_int64_t T1, T2, *W512 = (u_int64_t *)context->buffer;
int j;
@ -748,13 +753,13 @@ SHA512_Transform(SHA512_CTX *context, const u_int64_t *data) {
#endif /* SHA2_UNROLL_TRANSFORM */
void
SHA512_Update(SHA512_CTX *context, const u_int8_t *data, size_t len) {
unsigned int freespace, usedspace;
SHA512_Update(SHA512_CTX *context, const u_int8_t *data, size_t len)
{
size_t freespace, usedspace;
if (len == 0) {
/* Calling with no data is valid - we do nothing */
/* Calling with no data is valid (we do nothing) */
if (len == 0)
return;
}
usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH;
if (usedspace > 0) {
@ -794,7 +799,8 @@ SHA512_Update(SHA512_CTX *context, const u_int8_t *data, size_t len) {
}
void
SHA512_Last(SHA512_CTX *context) {
SHA512_Last(SHA512_CTX *context)
{
unsigned int usedspace;
usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH;
@ -836,11 +842,12 @@ SHA512_Last(SHA512_CTX *context) {
}
void
SHA512_Final(u_int8_t digest[], SHA512_CTX *context) {
SHA512_Final(u_int8_t digest[], SHA512_CTX *context)
{
u_int64_t *d = (u_int64_t *)digest;
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (u_int8_t *)0) {
if (digest != NULL) {
SHA512_Last(context);
/* Save the hash data for output: */
@ -865,26 +872,28 @@ SHA512_Final(u_int8_t digest[], SHA512_CTX *context) {
/*** SHA-384: *********************************************************/
void
SHA384_Init(SHA384_CTX *context) {
if (context == (SHA384_CTX *)0) {
SHA384_Init(SHA384_CTX *context)
{
if (context == NULL)
return;
}
memcpy(context->state, sha384_initial_hash_value, SHA512_DIGEST_LENGTH);
memset(context->buffer, 0, SHA384_BLOCK_LENGTH);
context->bitcount[0] = context->bitcount[1] = 0;
}
void
SHA384_Update(SHA384_CTX *context, const u_int8_t *data, size_t len) {
SHA384_Update(SHA384_CTX *context, const u_int8_t *data, size_t len)
{
SHA512_Update((SHA512_CTX *)context, data, len);
}
void
SHA384_Final(u_int8_t digest[], SHA384_CTX *context) {
SHA384_Final(u_int8_t digest[], SHA384_CTX *context)
{
u_int64_t *d = (u_int64_t *)digest;
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (u_int8_t *)0) {
if (digest != NULL) {
SHA512_Last((SHA512_CTX *)context);
/* Save the hash data for output: */


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