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Diffstat (limited to 'lib/isc/sha2.c')
-rw-r--r--lib/isc/sha2.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/lib/isc/sha2.c b/lib/isc/sha2.c
index aca048e73b12..a61ea99c2ace 100644
--- a/lib/isc/sha2.c
+++ b/lib/isc/sha2.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2005-2007, 2009, 2011, 2012 Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (C) 2005-2007, 2009, 2011, 2012, 2014 Internet Systems Consortium, Inc. ("ISC")
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
@@ -560,8 +560,8 @@ isc_sha224_init(isc_sha224_t *context) {
if (context == (isc_sha256_t *)0) {
return;
}
- memcpy(context->state, sha224_initial_hash_value,
- ISC_SHA256_DIGESTLENGTH);
+ memmove(context->state, sha224_initial_hash_value,
+ ISC_SHA256_DIGESTLENGTH);
memset(context->buffer, 0, ISC_SHA256_BLOCK_LENGTH);
context->bitcount = 0;
}
@@ -580,7 +580,7 @@ void
isc_sha224_final(isc_uint8_t digest[], isc_sha224_t *context) {
isc_uint8_t sha256_digest[ISC_SHA256_DIGESTLENGTH];
isc_sha256_final(sha256_digest, (isc_sha256_t *)context);
- memcpy(digest, sha256_digest, ISC_SHA224_DIGESTLENGTH);
+ memmove(digest, sha256_digest, ISC_SHA224_DIGESTLENGTH);
memset(sha256_digest, 0, ISC_SHA256_DIGESTLENGTH);
}
@@ -590,7 +590,7 @@ isc_sha256_init(isc_sha256_t *context) {
if (context == (isc_sha256_t *)0) {
return;
}
- memcpy(context->state, sha256_initial_hash_value,
+ memmove(context->state, sha256_initial_hash_value,
ISC_SHA256_DIGESTLENGTH);
memset(context->buffer, 0, ISC_SHA256_BLOCK_LENGTH);
context->bitcount = 0;
@@ -803,7 +803,7 @@ isc_sha256_update(isc_sha256_t *context, const isc_uint8_t *data, size_t len) {
if (len >= freespace) {
/* Fill the buffer completely and process it */
- memcpy(&context->buffer[usedspace], data, freespace);
+ memmove(&context->buffer[usedspace], data, freespace);
context->bitcount += freespace << 3;
len -= freespace;
data += freespace;
@@ -811,7 +811,7 @@ isc_sha256_update(isc_sha256_t *context, const isc_uint8_t *data, size_t len) {
(isc_uint32_t*)context->buffer);
} else {
/* The buffer is not yet full */
- memcpy(&context->buffer[usedspace], data, len);
+ memmove(&context->buffer[usedspace], data, len);
context->bitcount += len << 3;
/* Clean up: */
usedspace = freespace = 0;
@@ -822,7 +822,7 @@ isc_sha256_update(isc_sha256_t *context, const isc_uint8_t *data, size_t len) {
}
while (len >= ISC_SHA256_BLOCK_LENGTH) {
/* Process as many complete blocks as we can */
- memcpy(context->buffer, data, ISC_SHA256_BLOCK_LENGTH);
+ memmove(context->buffer, data, ISC_SHA256_BLOCK_LENGTH);
isc_sha256_transform(context, (isc_uint32_t*)context->buffer);
context->bitcount += ISC_SHA256_BLOCK_LENGTH << 3;
len -= ISC_SHA256_BLOCK_LENGTH;
@@ -830,7 +830,7 @@ isc_sha256_update(isc_sha256_t *context, const isc_uint8_t *data, size_t len) {
}
if (len > 0U) {
/* There's left-overs, so save 'em */
- memcpy(context->buffer, data, len);
+ memmove(context->buffer, data, len);
context->bitcount += len << 3;
}
/* Clean up: */
@@ -900,7 +900,7 @@ isc_sha256_final(isc_uint8_t digest[], isc_sha256_t *context) {
}
}
#else
- memcpy(d, context->state, ISC_SHA256_DIGESTLENGTH);
+ memmove(d, context->state, ISC_SHA256_DIGESTLENGTH);
#endif
}
@@ -916,8 +916,8 @@ isc_sha512_init(isc_sha512_t *context) {
if (context == (isc_sha512_t *)0) {
return;
}
- memcpy(context->state, sha512_initial_hash_value,
- ISC_SHA512_DIGESTLENGTH);
+ memmove(context->state, sha512_initial_hash_value,
+ ISC_SHA512_DIGESTLENGTH);
memset(context->buffer, 0, ISC_SHA512_BLOCK_LENGTH);
context->bitcount[0] = context->bitcount[1] = 0;
}
@@ -1122,7 +1122,7 @@ void isc_sha512_update(isc_sha512_t *context, const isc_uint8_t *data, size_t le
if (len >= freespace) {
/* Fill the buffer completely and process it */
- memcpy(&context->buffer[usedspace], data, freespace);
+ memmove(&context->buffer[usedspace], data, freespace);
ADDINC128(context->bitcount, freespace << 3);
len -= freespace;
data += freespace;
@@ -1130,7 +1130,7 @@ void isc_sha512_update(isc_sha512_t *context, const isc_uint8_t *data, size_t le
(isc_uint64_t*)context->buffer);
} else {
/* The buffer is not yet full */
- memcpy(&context->buffer[usedspace], data, len);
+ memmove(&context->buffer[usedspace], data, len);
ADDINC128(context->bitcount, len << 3);
/* Clean up: */
usedspace = freespace = 0;
@@ -1141,7 +1141,7 @@ void isc_sha512_update(isc_sha512_t *context, const isc_uint8_t *data, size_t le
}
while (len >= ISC_SHA512_BLOCK_LENGTH) {
/* Process as many complete blocks as we can */
- memcpy(context->buffer, data, ISC_SHA512_BLOCK_LENGTH);
+ memmove(context->buffer, data, ISC_SHA512_BLOCK_LENGTH);
isc_sha512_transform(context, (isc_uint64_t*)context->buffer);
ADDINC128(context->bitcount, ISC_SHA512_BLOCK_LENGTH << 3);
len -= ISC_SHA512_BLOCK_LENGTH;
@@ -1149,7 +1149,7 @@ void isc_sha512_update(isc_sha512_t *context, const isc_uint8_t *data, size_t le
}
if (len > 0U) {
/* There's left-overs, so save 'em */
- memcpy(context->buffer, data, len);
+ memmove(context->buffer, data, len);
ADDINC128(context->bitcount, len << 3);
}
/* Clean up: */
@@ -1224,7 +1224,7 @@ void isc_sha512_final(isc_uint8_t digest[], isc_sha512_t *context) {
}
}
#else
- memcpy(d, context->state, ISC_SHA512_DIGESTLENGTH);
+ memmove(d, context->state, ISC_SHA512_DIGESTLENGTH);
#endif
}
@@ -1239,8 +1239,8 @@ isc_sha384_init(isc_sha384_t *context) {
if (context == (isc_sha384_t *)0) {
return;
}
- memcpy(context->state, sha384_initial_hash_value,
- ISC_SHA512_DIGESTLENGTH);
+ memmove(context->state, sha384_initial_hash_value,
+ ISC_SHA512_DIGESTLENGTH);
memset(context->buffer, 0, ISC_SHA384_BLOCK_LENGTH);
context->bitcount[0] = context->bitcount[1] = 0;
}
@@ -1277,7 +1277,7 @@ isc_sha384_final(isc_uint8_t digest[], isc_sha384_t *context) {
}
}
#else
- memcpy(d, context->state, ISC_SHA384_DIGESTLENGTH);
+ memmove(d, context->state, ISC_SHA384_DIGESTLENGTH);
#endif
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-07 14:35:22 +0000