aboutsummaryrefslogtreecommitdiffstats
path: root/src/lib/cert/x509/x509cert.cpp
diff options
context:
space:
mode:
authorJack Lloyd <[email protected]>2015-10-24 09:35:34 -0400
committerJack Lloyd <[email protected]>2015-10-24 09:35:34 -0400
commitf02c07ea99509531d815eb7ab18076365924f13f (patch)
treeb899d4dd41a730b3942818c3781f426ef94ad515 /src/lib/cert/x509/x509cert.cpp
parent69a5a56b38a309241126641149471a36137507a0 (diff)
Make Montgomery reduction constant time.
It was already close, but the carry loop would break early and selecting which value to copy out was indexed on the borrow bit. Have the carry loop run through, and add a const-time conditional copy operation and use that to copy the output. Convert ct_utils to CT namespace. Templatize the utils, which I was hesitant to do initially but is pretty useful when dealing with arbitrary word sizes. Remove the poison macros, replace with inline funcs which reads cleaner at the call site.
Diffstat (limited to 'src/lib/cert/x509/x509cert.cpp')
0 files changed, 0 insertions, 0 deletions