diff options
| author | Stef Walter <stef@thewalter.net> | 2014-01-13 17:58:20 +0100 |
|---|---|---|
| committer | Stef Walter <stef@thewalter.net> | 2014-01-13 18:11:33 +0100 |
| commit | 6bc661e907f5382dbd9a76fb47a3b554c2ea0028 (patch) | |
| tree | 572ed899b41a221e43cf96b672e941ec51d72315 | |
| parent | 8d5bff64a7050e983c688bb5612bf4046fe96393 (diff) | |
attrs: Allow NULL attribute to be passed to p11_attr_hash()
This allows simpler lookups.
https://bugs.freedesktop.org/show_bug.cgi?id=73558
| -rw-r--r-- | common/attrs.c | 12 | ||||
| -rw-r--r-- | common/tests/test-attrs.c | 3 |
2 files changed, 10 insertions, 5 deletions
diff --git a/common/attrs.c b/common/attrs.c index 9f3e522..4a3d655 100644 --- a/common/attrs.c +++ b/common/attrs.c @@ -508,12 +508,14 @@ unsigned int p11_attr_hash (const void *data) { const CK_ATTRIBUTE *attr = data; - uint32_t hash; + uint32_t hash = 0; - p11_hash_murmur3 (&hash, - &attr->type, sizeof (attr->type), - attr->pValue, (size_t)attr->ulValueLen, - NULL); + if (attr != NULL) { + p11_hash_murmur3 (&hash, + &attr->type, sizeof (attr->type), + attr->pValue, (size_t)attr->ulValueLen, + NULL); + } return hash; } diff --git a/common/tests/test-attrs.c b/common/tests/test-attrs.c index 6087191..79895e2 100644 --- a/common/tests/test-attrs.c +++ b/common/tests/test-attrs.c @@ -454,6 +454,9 @@ test_hash (void) assert (p11_attr_hash (&overflow) != hash); assert (p11_attr_hash (&null) != hash); assert (p11_attr_hash (&content) != hash); + + hash = p11_attr_hash (NULL); + assert (hash == 0); } static void |