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poly1305_finish(): zero the whole state using sodium_memzero()

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This commit is contained in:
Frank Denis
2014-06-28 19:21:30 -07:00
parent b617fbde52
commit e309c92e9b
2 changed files with 2 additions and 22 deletions
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src/libsodium/crypto_onetimeauth/poly1305/donna/poly1305_donna32.h
+1 -14
View File
@@ -203,19 +203,6 @@ poly1305_finish(poly1305_context *ctx, unsigned char mac[16]) {
U32TO8(mac + 12, h3);
/* zero out the state */
st->h[0] = 0;
st->h[1] = 0;
st->h[2] = 0;
st->h[3] = 0;
st->h[4] = 0;
st->r[0] = 0;
st->r[1] = 0;
st->r[2] = 0;
st->r[3] = 0;
st->r[4] = 0;
st->pad[0] = 0;
st->pad[1] = 0;
st->pad[2] = 0;
st->pad[3] = 0;
sodium_memzero((void *)st, sizeof *st);
}
src/libsodium/crypto_onetimeauth/poly1305/donna/poly1305_donna64.h
+1 -8
View File
@@ -197,13 +197,6 @@ poly1305_finish(poly1305_context *ctx, unsigned char mac[16]) {
U64TO8(&mac[8], h1);
/* zero out the state */
st->h[0] = 0;
st->h[1] = 0;
st->h[2] = 0;
st->r[0] = 0;
st->r[1] = 0;
st->r[2] = 0;
st->pad[0] = 0;
st->pad[1] = 0;
sodium_memzero((void *)st, sizeof *st);
}