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Correctly bzero the entire context, not just the first sizeof(void *) bytes.

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Found by:	Juergen Buchmueller <pullmoll@stop1984.com>
This commit is contained in:
Poul-Henning Kamp 2003-09-08 18:32:33 +00:00
parent 292bbfd103
commit 5fdd8d28a3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=119890
1 changed files with 6 additions and 6 deletions
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12
sys/crypto/sha2/sha2.c
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@ -611,7 +611,7 @@ void SHA256_Final(sha2_byte digest[], SHA256_CTX* context) {
}
/* Clean up state data: */
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
usedspace = 0;
}
@ -632,7 +632,7 @@ char *SHA256_End(SHA256_CTX* context, char buffer[]) {
}
*buffer = (char)0;
} else {
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
}
bzero(digest, SHA256_DIGEST_LENGTH);
return buffer;
@ -941,7 +941,7 @@ void SHA512_Final(sha2_byte digest[], SHA512_CTX* context) {
}
/* Zero out state data */
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
}
char *SHA512_End(SHA512_CTX* context, char buffer[]) {
@ -961,7 +961,7 @@ char *SHA512_End(SHA512_CTX* context, char buffer[]) {
}
*buffer = (char)0;
} else {
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
}
bzero(digest, SHA512_DIGEST_LENGTH);
return buffer;
@ -1016,7 +1016,7 @@ void SHA384_Final(sha2_byte digest[], SHA384_CTX* context) {
}
/* Zero out state data */
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
}
char *SHA384_End(SHA384_CTX* context, char buffer[]) {
@ -1036,7 +1036,7 @@ char *SHA384_End(SHA384_CTX* context, char buffer[]) {
}
*buffer = (char)0;
} else {
bzero(context, sizeof(context));
bzero(context, sizeof(*context));
}
bzero(digest, SHA384_DIGEST_LENGTH);
return buffer;