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Diffstat (limited to '')
-rw-r--r-- | src/crypto/isa-l/isa-l_crypto/md5_mb/md5_mb_rand_update_test.c | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/src/crypto/isa-l/isa-l_crypto/md5_mb/md5_mb_rand_update_test.c b/src/crypto/isa-l/isa-l_crypto/md5_mb/md5_mb_rand_update_test.c new file mode 100644 index 000000000..4737a94bf --- /dev/null +++ b/src/crypto/isa-l/isa-l_crypto/md5_mb/md5_mb_rand_update_test.c @@ -0,0 +1,291 @@ +/********************************************************************** + Copyright(c) 2011-2016 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 "md5_mb.h" + +#define TEST_LEN (1024*1024) +#define TEST_BUFS 100 +#ifndef RANDOMS +# define RANDOMS 10 +#endif +#ifndef TEST_SEED +# define TEST_SEED 0x1234 +#endif + +#define UPDATE_SIZE 13*MD5_BLOCK_SIZE +#define MAX_RAND_UPDATE_BLOCKS (TEST_LEN/(16*MD5_BLOCK_SIZE)) + +#ifdef DEBUG +# define debug_char(x) putchar(x) +#else +# define debug_char(x) do {} while (0) +#endif + +/* Reference digest global to reduce stack usage */ +static uint32_t digest_ref[TEST_BUFS][MD5_DIGEST_NWORDS]; + +extern void md5_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(); +} + +int main(void) +{ + MD5_HASH_CTX_MGR *mgr = NULL; + MD5_HASH_CTX ctxpool[TEST_BUFS], *ctx = NULL; + uint32_t i, j, fail = 0; + int len_done, len_rem, len_rand; + unsigned char *bufs[TEST_BUFS]; + unsigned char *buf_ptr[TEST_BUFS]; + uint32_t lens[TEST_BUFS]; + unsigned int joblen, jobs, t; + + printf("multibinary_md5_update test, %d sets of %dx%d max: ", RANDOMS, TEST_BUFS, + TEST_LEN); + + srand(TEST_SEED); + + posix_memalign((void *)&mgr, 16, sizeof(MD5_HASH_CTX_MGR)); + md5_ctx_mgr_init(mgr); + + for (i = 0; i < TEST_BUFS; i++) { + // Allocte and fill buffer + bufs[i] = (unsigned char *)malloc(TEST_LEN); + buf_ptr[i] = bufs[i]; + if (bufs[i] == NULL) { + printf("malloc failed test aborted\n"); + return 1; + } + rand_buffer(bufs[i], TEST_LEN); + + // Init ctx contents + hash_ctx_init(&ctxpool[i]); + ctxpool[i].user_data = (void *)((uint64_t) i); + + // Run reference test + md5_ref(bufs[i], digest_ref[i], TEST_LEN); + } + + // Run sb_md5 tests + for (i = 0; i < TEST_BUFS;) { + len_done = (int)((unsigned long)buf_ptr[i] - (unsigned long)bufs[i]); + len_rem = TEST_LEN - len_done; + + if (len_done == 0) + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], UPDATE_SIZE, HASH_FIRST); + else if (len_rem <= UPDATE_SIZE) + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], buf_ptr[i], len_rem, HASH_LAST); + else + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], UPDATE_SIZE, HASH_UPDATE); + + // Add jobs while available or finished + if ((ctx == NULL) || hash_ctx_complete(ctx)) { + i++; + continue; + } + // Resubmit unfinished job + i = (unsigned long)(ctx->user_data); + buf_ptr[i] += UPDATE_SIZE; + } + + // Start flushing finished jobs, end on last flushed + ctx = md5_ctx_mgr_flush(mgr); + while (ctx) { + if (hash_ctx_complete(ctx)) { + debug_char('-'); + ctx = md5_ctx_mgr_flush(mgr); + continue; + } + // Resubmit unfinished job + i = (unsigned long)(ctx->user_data); + buf_ptr[i] += UPDATE_SIZE; + + len_done = (int)((unsigned long)buf_ptr[i] + - (unsigned long)bufs[i]); + len_rem = TEST_LEN - len_done; + + if (len_rem <= UPDATE_SIZE) + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], buf_ptr[i], len_rem, HASH_LAST); + else + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], UPDATE_SIZE, HASH_UPDATE); + + if (ctx == NULL) + ctx = md5_ctx_mgr_flush(mgr); + } + + // Check digests + for (i = 0; i < TEST_BUFS; i++) { + for (j = 0; j < MD5_DIGEST_NWORDS; j++) { + if (ctxpool[i].job.result_digest[j] != digest_ref[i][j]) { + fail++; + printf("Test%d fixed size, digest%d fail %8X <=> %8X", + i, j, ctxpool[i].job.result_digest[j], + digest_ref[i][j]); + } + } + } + putchar('.'); + + // Run tests with random size and number of jobs + for (t = 0; t < RANDOMS; t++) { + jobs = rand() % (TEST_BUFS); + + for (i = 0; i < jobs; i++) { + joblen = rand() % (TEST_LEN); + rand_buffer(bufs[i], joblen); + lens[i] = joblen; + buf_ptr[i] = bufs[i]; + md5_ref(bufs[i], digest_ref[i], lens[i]); + } + + md5_ctx_mgr_init(mgr); + + // Run md5_sb jobs + i = 0; + while (i < jobs) { + // Submit a new job + len_rand = MD5_BLOCK_SIZE + + MD5_BLOCK_SIZE * (rand() % MAX_RAND_UPDATE_BLOCKS); + + if (lens[i] > len_rand) + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], len_rand, HASH_FIRST); + else + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], lens[i], HASH_ENTIRE); + + // Returned ctx could be: + // - null context (we are just getting started and lanes aren't full yet), or + // - finished already (an ENTIRE we submitted or a previous LAST is returned), or + // - an unfinished ctx, we will resubmit + + if ((ctx == NULL) || hash_ctx_complete(ctx)) { + i++; + continue; + } else { + // unfinished ctx returned, choose another random update length and submit either + // UPDATE or LAST depending on the amount of buffer remaining + while ((ctx != NULL) && !(hash_ctx_complete(ctx))) { + j = (unsigned long)(ctx->user_data); // Get index of the returned ctx + buf_ptr[j] = bufs[j] + ctx->total_length; + len_rand = (rand() % MD5_BLOCK_SIZE) + * (rand() % MAX_RAND_UPDATE_BLOCKS); + len_rem = lens[j] - ctx->total_length; + + if (len_rem <= len_rand) // submit the rest of the job as LAST + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[j], + buf_ptr[j], + len_rem, HASH_LAST); + else // submit the random update length as UPDATE + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[j], + buf_ptr[j], + len_rand, + HASH_UPDATE); + } // Either continue submitting any contexts returned here as UPDATE/LAST, or + // go back to submitting new jobs using the index i. + + i++; + } + } + + // Start flushing finished jobs, end on last flushed + ctx = md5_ctx_mgr_flush(mgr); + while (ctx) { + if (hash_ctx_complete(ctx)) { + debug_char('-'); + ctx = md5_ctx_mgr_flush(mgr); + continue; + } + // Resubmit unfinished job + i = (unsigned long)(ctx->user_data); + buf_ptr[i] = bufs[i] + ctx->total_length; // update buffer pointer + len_rem = lens[i] - ctx->total_length; + len_rand = (rand() % MD5_BLOCK_SIZE) + * (rand() % MAX_RAND_UPDATE_BLOCKS); + debug_char('+'); + if (len_rem <= len_rand) + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], len_rem, HASH_LAST); + else + ctx = md5_ctx_mgr_submit(mgr, + &ctxpool[i], + buf_ptr[i], len_rand, HASH_UPDATE); + + if (ctx == NULL) + ctx = md5_ctx_mgr_flush(mgr); + } + + // Check result digest + for (i = 0; i < jobs; i++) { + for (j = 0; j < MD5_DIGEST_NWORDS; j++) { + if (ctxpool[i].job.result_digest[j] != digest_ref[i][j]) { + fail++; + printf("Test%d, digest%d fail %8X <=> %8X\n", + i, j, ctxpool[i].job.result_digest[j], + digest_ref[i][j]); + } + } + } + if (fail) { + printf("Test failed function check %d\n", fail); + return fail; + } + + putchar('.'); + fflush(0); + } // random test t + + if (fail) + printf("Test failed function check %d\n", fail); + else + printf(" multibinary_md5_update rand: Pass\n"); + + return fail; +} |