aboutsummaryrefslogtreecommitdiffstats
path: root/libblake_blake384_digest_get_required_input_size.c
diff options
context:
space:
mode:
authorMattias Andrée <maandree@kth.se>2022-02-19 10:54:34 +0100
committerMattias Andrée <maandree@kth.se>2022-02-19 10:54:34 +0100
commitffc17816a5b82eef5c136f409df3313742b25ff9 (patch)
tree26941b0271578e9cf15b7bb27e021b178ae2ec1f /libblake_blake384_digest_get_required_input_size.c
parentAdd some documentation, add const, and make some functions inline (diff)
downloadlibblake-ffc17816a5b82eef5c136f409df3313742b25ff9.tar.gz
libblake-ffc17816a5b82eef5c136f409df3313742b25ff9.tar.bz2
libblake-ffc17816a5b82eef5c136f409df3313742b25ff9.tar.xz
Add document BLAKE functions and make two functions inline
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'libblake_blake384_digest_get_required_input_size.c')
-rw-r--r--libblake_blake384_digest_get_required_input_size.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/libblake_blake384_digest_get_required_input_size.c b/libblake_blake384_digest_get_required_input_size.c
index 23bdda2..b9737b0 100644
--- a/libblake_blake384_digest_get_required_input_size.c
+++ b/libblake_blake384_digest_get_required_input_size.c
@@ -4,5 +4,11 @@
size_t
libblake_blake384_digest_get_required_input_size(size_t len, size_t bits, const char *suffix)
{
- return libblake_blake512_digest_get_required_input_size(len, bits, suffix);
+ bits += suffix ? strlen(suffix) : 0;
+ len += bits >> 3;
+ bits &= 7;
+ bits += (len & 127) << 3;
+ len &= ~(size_t)127;
+ len += (size_t)128 << (bits >= 1024 - (1 + 2 * 64));
+ return len;
}