diff options
Diffstat (limited to 'src/benchmark/benchmark.cpp')
| -rw-r--r-- | src/benchmark/benchmark.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/benchmark/benchmark.cpp b/src/benchmark/benchmark.cpp index 69d3a40ec..b6060412e 100644 --- a/src/benchmark/benchmark.cpp +++ b/src/benchmark/benchmark.cpp @@ -14,6 +14,8 @@ #include <botan/time.h> #include <memory> +#include <iostream> + namespace Botan { namespace { @@ -26,15 +28,15 @@ std::pair<u64bit, u64bit> bench_buf_comp(BufferedComputation* buf_comp, const byte buf[], u32bit buf_len) { u64bit reps = 0; - - const u64bit start = get_nanoseconds_clock(); u64bit nanoseconds_used = 0; while(nanoseconds_used < nanoseconds_max) { + const u64bit start = get_nanoseconds_clock(); buf_comp->update(buf, buf_len); + nanoseconds_used += get_nanoseconds_clock() - start; + ++reps; - nanoseconds_used = get_nanoseconds_clock() - start; } return std::make_pair(reps * buf_len, nanoseconds_used); @@ -51,18 +53,17 @@ bench_block_cipher(BlockCipher* block_cipher, const u32bit in_blocks = buf_len / block_cipher->BLOCK_SIZE; u64bit reps = 0; - - const u64bit start = get_nanoseconds_clock(); u64bit nanoseconds_used = 0; block_cipher->set_key(buf, block_cipher->MAXIMUM_KEYLENGTH); while(nanoseconds_used < nanoseconds_max) { + const u64bit start = get_nanoseconds_clock(); block_cipher->encrypt_n(buf, buf, in_blocks); + nanoseconds_used += get_nanoseconds_clock() - start; ++reps; - nanoseconds_used = get_nanoseconds_clock() - start; } return std::make_pair(reps * in_blocks * block_cipher->BLOCK_SIZE, @@ -78,17 +79,17 @@ bench_stream_cipher(StreamCipher* stream_cipher, byte buf[], u32bit buf_len) { u64bit reps = 0; - - const u64bit start = get_nanoseconds_clock(); u64bit nanoseconds_used = 0; stream_cipher->set_key(buf, stream_cipher->MAXIMUM_KEYLENGTH); while(nanoseconds_used < nanoseconds_max) { + const u64bit start = get_nanoseconds_clock(); stream_cipher->cipher1(buf, buf_len); + nanoseconds_used += get_nanoseconds_clock() - start; + ++reps; - nanoseconds_used = get_nanoseconds_clock() - start; } return std::make_pair(reps * buf_len, nanoseconds_used); |