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authorlloyd <[email protected]>2009-08-11 17:12:00 +0000
committerlloyd <[email protected]>2009-08-11 17:12:00 +0000
commit13d50de7b7675d798437c0d465acedd23e08b092 (patch)
tree7fefcd94e67475c24f58f951e117746e1984589e /src/build-data/buildh.in
parentf51841ba5237952dda3e76df643d3ae13bed3df5 (diff)
Modify Keyed_Filter so it is a pure interface
Modify ECB to use parallel encryption/decryption where possible Add toggles in build.h specifying how many blocks to process in parallel. Defaults to 8 blocks for all modes, which is sufficient that any likely parallelism can be extracted (via SIMD or concurrent execution) but not so much as to seem likely to cause cache problems (8*128 bits = 128 bytes, or two x86 cache lines)
Diffstat (limited to 'src/build-data/buildh.in')
-rw-r--r--src/build-data/buildh.in6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/build-data/buildh.in b/src/build-data/buildh.in
index e4ab0f44b..bd900d412 100644
--- a/src/build-data/buildh.in
+++ b/src/build-data/buildh.in
@@ -22,6 +22,12 @@
#define BOTAN_KARAT_SQR_THRESHOLD 32
#define BOTAN_PRIVATE_KEY_OP_BLINDING_BITS 64
+/* Toggles for parallel block cipher mode processing */
+#define BOTAN_PARALLEL_BLOCKS_ECB 8
+#define BOTAN_PARALLEL_BLOCKS_CTR 8
+#define BOTAN_PARALLEL_BLOCKS_EAX 8
+#define BOTAN_PARALLEL_BLOCKS_XTS 8
+
/* PK key consistency checking toggles */
#define BOTAN_PUBLIC_KEY_STRONG_CHECKS_ON_LOAD 1
#define BOTAN_PRIVATE_KEY_STRONG_CHECKS_ON_LOAD 1