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rsaenh: Use NULL instead of casting 0.

This commit is contained in:
Francois Gouget 2010-03-20 15:23:49 +01:00 committed by Alexandre Julliard
parent c61732c33c
commit 716d6dcce0
1 changed files with 17 additions and 17 deletions
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34
dlls/rsaenh/sha2.c
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@ -273,7 +273,7 @@ static const char sha2_hex_digits[] = "0123456789abcdef";
/*** SHA-256: *********************************************************/
void SHA256_Init(SHA256_CTX* context) {
if (context == (SHA256_CTX*)0) {
if (context == NULL) {
return;
}
MEMCPY_BCOPY(context->state, sha256_initial_hash_value, SHA256_DIGEST_LENGTH);
@ -465,7 +465,7 @@ void SHA256_Update(SHA256_CTX* context, const sha2_byte *data, size_t len) {
}
/* Sanity check: */
assert(context != (SHA256_CTX*)0 && data != (sha2_byte*)0);
assert(context != NULL && data != NULL);
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
if (usedspace > 0) {
@ -509,10 +509,10 @@ void SHA256_Final(sha2_byte digest[], SHA256_CTX* context) {
unsigned int usedspace;
/* Sanity check: */
assert(context != (SHA256_CTX*)0);
assert(context != NULL);
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (sha2_byte*)0) {
if (digest != NULL) {
usedspace = (context->bitcount >> 3) % SHA256_BLOCK_LENGTH;
#ifndef WORDS_BIGENDIAN
/* Convert FROM host byte order */
@ -572,9 +572,9 @@ char *SHA256_End(SHA256_CTX* context, char buffer[]) {
int i;
/* Sanity check: */
assert(context != (SHA256_CTX*)0);
assert(context != NULL);
if (buffer != (char*)0) {
if (buffer != NULL) {
SHA256_Final(digest, context);
for (i = 0; i < SHA256_DIGEST_LENGTH; i++) {
@ -601,7 +601,7 @@ char* SHA256_Data(const sha2_byte* data, size_t len, char digest[SHA256_DIGEST_S
/*** SHA-512: *********************************************************/
void SHA512_Init(SHA512_CTX* context) {
if (context == (SHA512_CTX*)0) {
if (context == NULL) {
return;
}
MEMCPY_BCOPY(context->state, sha512_initial_hash_value, SHA512_DIGEST_LENGTH);
@ -787,7 +787,7 @@ void SHA512_Update(SHA512_CTX* context, const sha2_byte *data, size_t len) {
}
/* Sanity check: */
assert(context != (SHA512_CTX*)0 && data != (sha2_byte*)0);
assert(context != NULL && data != NULL);
usedspace = (context->bitcount[0] >> 3) % SHA512_BLOCK_LENGTH;
if (usedspace > 0) {
@ -871,10 +871,10 @@ void SHA512_Final(sha2_byte digest[], SHA512_CTX* context) {
sha2_word64 *d = (sha2_word64*)digest;
/* Sanity check: */
assert(context != (SHA512_CTX*)0);
assert(context != NULL);
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (sha2_byte*)0) {
if (digest != NULL) {
SHA512_Last(context);
/* Save the hash data for output: */
@ -901,9 +901,9 @@ char *SHA512_End(SHA512_CTX* context, char buffer[]) {
int i;
/* Sanity check: */
assert(context != (SHA512_CTX*)0);
assert(context != NULL);
if (buffer != (char*)0) {
if (buffer != NULL) {
SHA512_Final(digest, context);
for (i = 0; i < SHA512_DIGEST_LENGTH; i++) {
@ -930,7 +930,7 @@ char* SHA512_Data(const sha2_byte* data, size_t len, char digest[SHA512_DIGEST_S
/*** SHA-384: *********************************************************/
void SHA384_Init(SHA384_CTX* context) {
if (context == (SHA384_CTX*)0) {
if (context == NULL) {
return;
}
MEMCPY_BCOPY(context->state, sha384_initial_hash_value, SHA512_DIGEST_LENGTH);
@ -946,10 +946,10 @@ void SHA384_Final(sha2_byte digest[], SHA384_CTX* context) {
sha2_word64 *d = (sha2_word64*)digest;
/* Sanity check: */
assert(context != (SHA384_CTX*)0);
assert(context != NULL);
/* If no digest buffer is passed, we don't bother doing this: */
if (digest != (sha2_byte*)0) {
if (digest != NULL) {
SHA512_Last((SHA512_CTX*)context);
/* Save the hash data for output: */
@ -976,9 +976,9 @@ char *SHA384_End(SHA384_CTX* context, char buffer[]) {
int i;
/* Sanity check: */
assert(context != (SHA384_CTX*)0);
assert(context != NULL);
if (buffer != (char*)0) {
if (buffer != NULL) {
SHA384_Final(digest, context);
for (i = 0; i < SHA384_DIGEST_LENGTH; i++) {