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Diffstat (limited to '')
-rw-r--r-- | src/crypto/isa-l/isa-l_crypto/sha256_mb/sha256_mb_flush_test.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/sha256_mb/sha256_mb_flush_test.c b/src/crypto/isa-l/isa-l_crypto/sha256_mb/sha256_mb_flush_test.c new file mode 100644 index 000000000..28f1f5118 --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/sha256_mb/sha256_mb_flush_test.c @@ -0,0 +1,146 @@ +/********************************************************************** + Copyright(c) 2011-2017 Intel Corporation All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions + are met: + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + * Neither the name of Intel Corporation nor the names of its + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +**********************************************************************/ + +#include <stdio.h> +#include <stdlib.h> +#include "sha256_mb.h" + +#define TEST_LEN (1024*1024) +#define TEST_BUFS (SHA256_MAX_LANES - 1) +#ifndef TEST_SEED +# define TEST_SEED 0x1234 +#endif + +static uint32_t digest_ref[TEST_BUFS][SHA256_DIGEST_NWORDS]; + +// Compare against reference function +extern void sha256_ref(uint8_t * input_data, uint32_t * digest, uint32_t len); + +// Generates pseudo-random data +void rand_buffer(unsigned char *buf, const long buffer_size) +{ + long i; + for (i = 0; i < buffer_size; i++) + buf[i] = rand(); +} + +uint8_t lens_print_and_check(SHA256_HASH_CTX_MGR * mgr) +{ + static int32_t last_lens[SHA256_MAX_LANES] = { 0 }; + int32_t len; + uint8_t num_unchanged = 0; + int i; + for (i = 0; i < SHA256_MAX_LANES; i++) { + len = (int32_t) mgr->mgr.lens[i]; + // len[i] in mgr consists of byte_length<<4 | lane_index + len = (len >= 16) ? (len >> 4 << 6) : 0; + printf("\t%d", len); + if (last_lens[i] > 0 && last_lens[i] == len) + num_unchanged += 1; + last_lens[i] = len; + } + printf("\n"); + return num_unchanged; +} + +int main(void) +{ + SHA256_HASH_CTX_MGR *mgr = NULL; + SHA256_HASH_CTX ctxpool[TEST_BUFS]; + uint32_t i, j, fail = 0; + unsigned char *bufs[TEST_BUFS]; + uint32_t lens[TEST_BUFS]; + uint8_t num_ret, num_unchanged = 0; + int ret; + + printf("sha256_mb flush test, %d buffers with %d length: \n", TEST_BUFS, TEST_LEN); + + ret = posix_memalign((void *)&mgr, 16, sizeof(SHA256_HASH_CTX_MGR)); + if ((ret != 0) || (mgr == NULL)) { + printf("posix_memalign failed test aborted\n"); + return 1; + } + + sha256_ctx_mgr_init(mgr); + + srand(TEST_SEED); + + for (i = 0; i < TEST_BUFS; i++) { + // Allocate and fill buffer + lens[i] = TEST_LEN / SHA256_MAX_LANES * (i + 1); + bufs[i] = (unsigned char *)malloc(lens[i]); + if (bufs[i] == NULL) { + printf("malloc failed test aborted\n"); + return 1; + } + rand_buffer(bufs[i], lens[i]); + } + + for (i = 0; i < TEST_BUFS; i++) { + // Init ctx contexts + hash_ctx_init(&ctxpool[i]); + ctxpool[i].user_data = (void *)((uint64_t) i); + + // Run reference test + sha256_ref(bufs[i], digest_ref[i], lens[i]); + + // Run sb_sha256 test + sha256_ctx_mgr_submit(mgr, &ctxpool[i], bufs[i], lens[i], HASH_ENTIRE); + } + + printf("Changes of lens inside mgr:\n"); + lens_print_and_check(mgr); + while (sha256_ctx_mgr_flush(mgr)) { + num_ret = lens_print_and_check(mgr); + num_unchanged = num_unchanged > num_ret ? num_unchanged : num_ret; + } + printf("Info of sha256_mb lens prints over\n"); + + for (i = 0; i < TEST_BUFS; i++) { + for (j = 0; j < SHA256_DIGEST_NWORDS; j++) { + if (ctxpool[i].job.result_digest[j] != digest_ref[i][j]) { + fail++; + printf("Test%d fixed size, digest%d " + "fail 0x%08X <=> 0x%08X \n", + i, j, ctxpool[i].job.result_digest[j], + digest_ref[i][j]); + } + } + } + + if (fail) + printf("Test failed function check %d\n", fail); + else if (num_unchanged) + printf("SHA-NI is used when %d or %d jobs are uncompleted\n", + num_unchanged, num_unchanged + 1); + else + printf("SHA-NI is not used, or used for last job\n"); + + return fail; +} |