Skip to content

Correctly handle CK_UNAVAILABLE_INFORMATION #200

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
MatthiasValvekens merged 1 commit into from
Jun 19, 2025
Merged

Correctly handle CK_UNAVAILABLE_INFORMATION #200

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 4 additions & 0 deletions pkcs11/_pkcs11.pxd
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -151,6 +151,10 @@ cdef extern from '../extern/cryptoki.h':
CK_TRUE,
CK_FALSE,

cdef enum:
CK_UNAVAILABLE_INFORMATION,
CK_EFFECTIVELY_INFINITE,

cdef enum: # CK_FLAGS
CKF_DONT_BLOCK,
CKF_RW_SESSION,
Expand Down
4 changes: 4 additions & 0 deletions pkcs11/_pkcs11.pyx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -915,6 +915,8 @@ class Object(types.Object):
# Find out the attribute size
with nogil:
retval = _funclist.C_GetAttributeValue(handle, obj, &template, 1)
if retval == CK_UNAVAILABLE_INFORMATION:
return None
assertRV(retval)

if template.ulValueLen == 0:
Expand All @@ -927,6 +929,8 @@ class Object(types.Object):
# Request the value
with nogil:
retval = _funclist.C_GetAttributeValue(handle, obj, &template, 1)
if retval == CK_UNAVAILABLE_INFORMATION:
return None
assertRV(retval)

return _unpack_attributes(key, value)
Expand Down