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don't add dup digestAlgorithms

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This commit is contained in:
Love Hornquist Astrand
2010-08-10 10:40:54 -07:00
parent 49aea1f0b3
commit 739c79b76b
1 changed files with 17 additions and 14 deletions
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31
lib/hx509/cms.c
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@@ -1416,6 +1416,12 @@ cert_process(hx509_context context, void *ctx, hx509_cert cert)
return ret;
}
static int
cmp_AlgorithmIdentifier(const AlgorithmIdentifier *p, const AlgorithmIdentifier *q)
{
return der_heim_oid_cmp(&p->algorithm, &q->algorithm);
}
int
hx509_cms_create_signed(hx509_context context,
int flags,
@@ -1428,7 +1434,7 @@ hx509_cms_create_signed(hx509_context context,
hx509_certs pool,
heim_octet_string *signed_data)
{
unsigned int i;
unsigned int i, j;
hx509_name name;
int ret;
size_t size;
@@ -1511,22 +1517,19 @@ hx509_cms_create_signed(hx509_context context,
}
if (sigctx.sd.signerInfos.len) {
ALLOC_SEQ(&sigctx.sd.digestAlgorithms, sigctx.sd.signerInfos.len);
if (sigctx.sd.digestAlgorithms.val == NULL) {
ret = ENOMEM;
hx509_clear_error_string(context);
goto out;
}
/* XXX remove dups */
for (i = 0; i < sigctx.sd.signerInfos.len; i++) {
AlgorithmIdentifier *di =
&sigctx.sd.signerInfos.val[i].digestAlgorithm;
ret = copy_AlgorithmIdentifier(di,
&sigctx.sd.digestAlgorithms.val[i]);
if (ret) {
hx509_clear_error_string(context);
goto out;
for (j = 0; j < sigctx.sd.digestAlgorithms.len; j++)
if (cmp_AlgorithmIdentifier(di, &sigctx.sd.digestAlgorithms.val[j]) == 0)
break;
if (j < sigctx.sd.digestAlgorithms.len) {
ret = add_DigestAlgorithmIdentifiers(&sigctx.sd.digestAlgorithms, di);
if (ret) {
hx509_clear_error_string(context);
goto out;
}
}
}
}