diff options
Diffstat (limited to 'app/test-crypto-perf/cperf_test_vector_parsing.c')
| -rw-r--r-- | app/test-crypto-perf/cperf_test_vector_parsing.c | 507 |
1 files changed, 507 insertions, 0 deletions
diff --git a/app/test-crypto-perf/cperf_test_vector_parsing.c b/app/test-crypto-perf/cperf_test_vector_parsing.c new file mode 100644 index 00000000..f384e3d9 --- /dev/null +++ b/app/test-crypto-perf/cperf_test_vector_parsing.c @@ -0,0 +1,507 @@ +#ifdef RTE_EXEC_ENV_BSDAPP + #define _WITH_GETLINE +#endif +#include <stdio.h> + +#include <rte_malloc.h> + +#include "cperf_options.h" +#include "cperf_test_vectors.h" +#include "cperf_test_vector_parsing.h" + +int +free_test_vector(struct cperf_test_vector *vector, struct cperf_options *opts) +{ + if (vector == NULL || opts == NULL) + return -1; + + rte_free(vector->iv.data); + rte_free(vector->aad.data); + rte_free(vector->digest.data); + + if (opts->test_file != NULL) { + rte_free(vector->plaintext.data); + rte_free(vector->cipher_key.data); + rte_free(vector->auth_key.data); + rte_free(vector->ciphertext.data); + } + + rte_free(vector); + + return 0; +} + +void +show_test_vector(struct cperf_test_vector *test_vector) +{ + const uint8_t wrap = 32; + uint32_t i; + + if (test_vector == NULL) + return; + + if (test_vector->plaintext.data) { + printf("\nplaintext =\n"); + for (i = 0; i < test_vector->plaintext.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == test_vector->plaintext.length - 1) + printf("0x%02x", + test_vector->plaintext.data[i]); + else + printf("0x%02x, ", + test_vector->plaintext.data[i]); + } + printf("\n"); + } + + if (test_vector->cipher_key.data) { + printf("\ncipher_key =\n"); + for (i = 0; i < test_vector->cipher_key.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == (uint32_t)(test_vector->cipher_key.length - 1)) + printf("0x%02x", + test_vector->cipher_key.data[i]); + else + printf("0x%02x, ", + test_vector->cipher_key.data[i]); + } + printf("\n"); + } + + if (test_vector->auth_key.data) { + printf("\nauth_key =\n"); + for (i = 0; i < test_vector->auth_key.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == (uint32_t)(test_vector->auth_key.length - 1)) + printf("0x%02x", test_vector->auth_key.data[i]); + else + printf("0x%02x, ", + test_vector->auth_key.data[i]); + } + printf("\n"); + } + + if (test_vector->iv.data) { + printf("\niv =\n"); + for (i = 0; i < test_vector->iv.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == (uint32_t)(test_vector->iv.length - 1)) + printf("0x%02x", test_vector->iv.data[i]); + else + printf("0x%02x, ", test_vector->iv.data[i]); + } + printf("\n"); + } + + if (test_vector->ciphertext.data) { + printf("\nciphertext =\n"); + for (i = 0; i < test_vector->ciphertext.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == test_vector->ciphertext.length - 1) + printf("0x%02x", + test_vector->ciphertext.data[i]); + else + printf("0x%02x, ", + test_vector->ciphertext.data[i]); + } + printf("\n"); + } + + if (test_vector->aad.data) { + printf("\naad =\n"); + for (i = 0; i < test_vector->aad.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == (uint32_t)(test_vector->aad.length - 1)) + printf("0x%02x", test_vector->aad.data[i]); + else + printf("0x%02x, ", test_vector->aad.data[i]); + } + printf("\n"); + } + + if (test_vector->digest.data) { + printf("\ndigest =\n"); + for (i = 0; i < test_vector->digest.length; ++i) { + if ((i % wrap == 0) && (i != 0)) + printf("\n"); + if (i == (uint32_t)(test_vector->digest.length - 1)) + printf("0x%02x", test_vector->digest.data[i]); + else + printf("0x%02x, ", test_vector->digest.data[i]); + } + printf("\n"); + } +} + +/* trim leading and trailing spaces */ +static char * +trim_space(char *str) +{ + char *start, *end; + + for (start = str; *start; start++) { + if (!isspace((unsigned char) start[0])) + break; + } + + for (end = start + strlen(start); end > start + 1; end--) { + if (!isspace((unsigned char) end[-1])) + break; + } + + *end = 0; + + /* Shift from "start" to the beginning of the string */ + if (start > str) + memmove(str, start, (end - start) + 1); + + return str; +} + +/* tokenization test values separated by a comma */ +static int +parse_values(char *tokens, uint8_t **data, uint32_t *data_length) +{ + uint32_t n_tokens; + uint32_t data_size = 32; + + uint8_t *values, *values_resized; + char *tok, *error = NULL; + + tok = strtok(tokens, CPERF_VALUE_DELIMITER); + if (tok == NULL) + return -1; + + values = (uint8_t *) rte_zmalloc(NULL, sizeof(uint8_t) * data_size, 0); + if (values == NULL) + return -1; + + n_tokens = 0; + while (tok != NULL) { + values_resized = NULL; + + if (n_tokens >= data_size) { + data_size *= 2; + + values_resized = (uint8_t *) rte_realloc(values, + sizeof(uint8_t) * data_size, 0); + if (values_resized == NULL) { + rte_free(values); + return -1; + } + values = values_resized; + } + + values[n_tokens] = (uint8_t) strtoul(tok, &error, 0); + if ((error == NULL) || (*error != '\0')) { + printf("Failed with convert '%s'\n", tok); + rte_free(values); + return -1; + } + + tok = strtok(NULL, CPERF_VALUE_DELIMITER); + if (tok == NULL) + break; + + n_tokens++; + } + + values_resized = (uint8_t *) rte_realloc(values, + sizeof(uint8_t) * (n_tokens + 1), 0); + + if (values_resized == NULL) { + rte_free(values); + return -1; + } + + *data = values_resized; + *data_length = n_tokens + 1; + + return 0; +} + +/* checks the type of key and assigns data */ +static int +parse_entry(char *entry, struct cperf_test_vector *vector, + struct cperf_options *opts, uint8_t tc_found) +{ + int status; + uint32_t data_length; + + uint8_t *data = NULL; + char *token, *key_token; + + if (entry == NULL) { + printf("Expected entry value\n"); + return -1; + } + + /* get key */ + token = strtok(entry, CPERF_ENTRY_DELIMITER); + key_token = token; + /* get values for key */ + token = strtok(NULL, CPERF_ENTRY_DELIMITER); + + if (key_token == NULL || token == NULL) { + printf("Expected 'key = values' but was '%.40s'..\n", entry); + return -1; + } + + status = parse_values(token, &data, &data_length); + if (status) + return -1; + + /* compare keys */ + if (strstr(key_token, "plaintext")) { + rte_free(vector->plaintext.data); + vector->plaintext.data = data; + if (tc_found) + vector->plaintext.length = data_length; + else { + if (opts->max_buffer_size > data_length) { + printf("Global plaintext shorter than " + "buffer_sz\n"); + return -1; + } + vector->plaintext.length = opts->max_buffer_size; + } + + } else if (strstr(key_token, "cipher_key")) { + rte_free(vector->cipher_key.data); + vector->cipher_key.data = data; + if (tc_found) + vector->cipher_key.length = data_length; + else { + if (opts->cipher_key_sz > data_length) { + printf("Global cipher_key shorter than " + "cipher_key_sz\n"); + return -1; + } + vector->cipher_key.length = opts->cipher_key_sz; + } + + } else if (strstr(key_token, "auth_key")) { + rte_free(vector->auth_key.data); + vector->auth_key.data = data; + if (tc_found) + vector->auth_key.length = data_length; + else { + if (opts->auth_key_sz > data_length) { + printf("Global auth_key shorter than " + "auth_key_sz\n"); + return -1; + } + vector->auth_key.length = opts->auth_key_sz; + } + + } else if (strstr(key_token, "iv")) { + rte_free(vector->iv.data); + vector->iv.data = data; + vector->iv.phys_addr = rte_malloc_virt2phy(vector->iv.data); + if (tc_found) + vector->iv.length = data_length; + else { + if (opts->cipher_iv_sz > data_length) { + printf("Global iv shorter than " + "cipher_iv_sz\n"); + return -1; + } + vector->iv.length = opts->cipher_iv_sz; + } + + } else if (strstr(key_token, "ciphertext")) { + rte_free(vector->ciphertext.data); + vector->ciphertext.data = data; + if (tc_found) + vector->ciphertext.length = data_length; + else { + if (opts->max_buffer_size > data_length) { + printf("Global ciphertext shorter than " + "buffer_sz\n"); + return -1; + } + vector->ciphertext.length = opts->max_buffer_size; + } + + } else if (strstr(key_token, "aad")) { + rte_free(vector->aad.data); + vector->aad.data = data; + vector->aad.phys_addr = rte_malloc_virt2phy(vector->aad.data); + if (tc_found) + vector->aad.length = data_length; + else { + if (opts->auth_aad_sz > data_length) { + printf("Global aad shorter than " + "auth_aad_sz\n"); + return -1; + } + vector->aad.length = opts->auth_aad_sz; + } + + } else if (strstr(key_token, "digest")) { + rte_free(vector->digest.data); + vector->digest.data = data; + vector->digest.phys_addr = rte_malloc_virt2phy( + vector->digest.data); + if (tc_found) + vector->digest.length = data_length; + else { + if (opts->auth_digest_sz > data_length) { + printf("Global digest shorter than " + "auth_digest_sz\n"); + return -1; + } + vector->digest.length = opts->auth_digest_sz; + } + } else { + printf("Not valid key: '%s'\n", trim_space(key_token)); + return -1; + } + + return 0; +} + +/* searches in the file for test keys and values */ +static int +parse_file(struct cperf_test_vector *vector, struct cperf_options *opts) +{ + uint8_t tc_found = 0; + uint8_t tc_data_start = 0; + ssize_t read; + size_t len = 0; + int status = 0; + + FILE *fp; + char *line = NULL; + char *entry = NULL; + + fp = fopen(opts->test_file, "r"); + if (fp == NULL) { + printf("File %s does not exists\n", opts->test_file); + return -1; + } + + while ((read = getline(&line, &len, fp)) != -1) { + + /* ignore comments and new lines */ + if (line[0] == '#' || line[0] == '/' || line[0] == '\n' + || line[0] == '\r' || line[0] == ' ') + continue; + + trim_space(line); + + /* next test case is started */ + if (line[0] == '[' && line[strlen(line) - 1] == ']' && tc_found) + break; + /* test case section started, end of global data */ + else if (line[0] == '[' && line[strlen(line) - 1] == ']') + tc_data_start = 1; + + /* test name unspecified, end after global data */ + if (tc_data_start && opts->test_name == NULL) + break; + /* searching for a suitable test */ + else if (tc_data_start && tc_found == 0) { + if (!strcmp(line, opts->test_name)) { + tc_found = 1; + continue; + } else + continue; + } + + /* buffer for multiline */ + entry = (char *) rte_realloc(entry, + sizeof(char) * strlen(line) + 1, 0); + if (entry == NULL) + return -1; + + memset(entry, 0, strlen(line) + 1); + strncpy(entry, line, strlen(line)); + + /* check if entry ends with , or = */ + if (entry[strlen(entry) - 1] == ',' + || entry[strlen(entry) - 1] == '=') { + while ((read = getline(&line, &len, fp)) != -1) { + trim_space(line); + + /* extend entry about length of new line */ + char *entry_extended = (char *) rte_realloc( + entry, sizeof(char) + * (strlen(line) + strlen(entry)) + + 1, 0); + + if (entry_extended == NULL) + goto err; + entry = entry_extended; + + strncat(entry, line, strlen(line)); + + if (entry[strlen(entry) - 1] != ',') + break; + } + } + status = parse_entry(entry, vector, opts, tc_found); + if (status) { + printf("An error occurred while parsing!\n"); + goto err; + } + } + + if (tc_found == 0 && opts->test_name != NULL) { + printf("Not found '%s' case in test file\n", opts->test_name); + goto err; + } + + fclose(fp); + free(line); + rte_free(entry); + + return 0; + +err: + if (fp) + fclose(fp); + if (line) + free(line); + if (entry) + rte_free(entry); + + return -1; +} + +struct cperf_test_vector* +cperf_test_vector_get_from_file(struct cperf_options *opts) +{ + int status; + struct cperf_test_vector *test_vector = NULL; + + if (opts == NULL || opts->test_file == NULL) + return test_vector; + + test_vector = (struct cperf_test_vector *) rte_zmalloc(NULL, + sizeof(struct cperf_test_vector), 0); + if (test_vector == NULL) + return test_vector; + + /* filling the vector with data from a file */ + status = parse_file(test_vector, opts); + if (status) { + free_test_vector(test_vector, opts); + return NULL; + } + + /* other values not included in the file */ + test_vector->data.cipher_offset = 0; + test_vector->data.cipher_length = opts->max_buffer_size; + + test_vector->data.auth_offset = 0; + test_vector->data.auth_length = opts->max_buffer_size; + + return test_vector; +} |