From patchwork Tue Nov 14 10:59:48 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jie Hai X-Patchwork-Id: 134263 X-Patchwork-Delegate: david.marchand@redhat.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 8756743329; Tue, 14 Nov 2023 12:10:34 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2B019406BA; Tue, 14 Nov 2023 12:10:05 +0100 (CET) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id CB3B14027B for ; Tue, 14 Nov 2023 12:09:56 +0100 (CET) Received: from kwepemd100004.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4SV3QL6Bf0zmXDL for ; Tue, 14 Nov 2023 19:06:34 +0800 (CST) Received: from localhost.localdomain (10.67.165.2) by kwepemd100004.china.huawei.com (7.221.188.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.2.1258.23; Tue, 14 Nov 2023 19:09:53 +0800 From: Jie Hai To: , Ciara Power , Sergio Gonzalez Monroy , Pablo de Lara , Piotr Azarewicz , Michal Kobylinski , Declan Doherty , Slawomir Mrozowicz , Marcin Kerlin CC: , , Subject: [PATCH v3 04/22] app/crypto-perf: replace strtok with reentrant version Date: Tue, 14 Nov 2023 18:59:48 +0800 Message-ID: <20231114110006.91148-5-haijie1@huawei.com> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20231114110006.91148-1-haijie1@huawei.com> References: <20231113104550.2138654-1-haijie1@huawei.com> <20231114110006.91148-1-haijie1@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.2] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemd100004.china.huawei.com (7.221.188.31) X-CFilter-Loop: Reflected X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Multiple threads calling the same function may cause condition race issues, which often leads to abnormal behavior and can cause more serious vulnerabilities such as abnormal termination, denial of service, and compromised data integrity. The strtok() is non-reentrant, it is better to replace it with a reentrant version. Fixes: f6cefe253cc8 ("app/crypto-perf: add range/list of sizes") Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application") Cc: stable@dpdk.org Signed-off-by: Jie Hai Acked-by: Chengwen Feng --- app/test-crypto-perf/cperf_options_parsing.c | 16 +++++++++------- app/test-crypto-perf/cperf_test_vector_parsing.c | 10 ++++++---- 2 files changed, 15 insertions(+), 11 deletions(-) diff --git a/app/test-crypto-perf/cperf_options_parsing.c b/app/test-crypto-perf/cperf_options_parsing.c index 75afedc7fd6e..77cda0eb8e6f 100644 --- a/app/test-crypto-perf/cperf_options_parsing.c +++ b/app/test-crypto-perf/cperf_options_parsing.c @@ -161,6 +161,7 @@ parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc) { char *token; uint32_t number; + char *sp = NULL; char *copy_arg = strdup(arg); @@ -168,7 +169,7 @@ parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc) return -1; errno = 0; - token = strtok(copy_arg, ":"); + token = strtok_r(copy_arg, ":", &sp); /* Parse minimum value */ if (token != NULL) { @@ -182,7 +183,7 @@ parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc) } else goto err_range; - token = strtok(NULL, ":"); + token = strtok_r(NULL, ":", &sp); /* Parse increment value */ if (token != NULL) { @@ -196,7 +197,7 @@ parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc) } else goto err_range; - token = strtok(NULL, ":"); + token = strtok_r(NULL, ":", &sp); /* Parse maximum value */ if (token != NULL) { @@ -211,7 +212,7 @@ parse_range(const char *arg, uint32_t *min, uint32_t *max, uint32_t *inc) } else goto err_range; - if (strtok(NULL, ":") != NULL) + if (strtok_r(NULL, ":", &sp) != NULL) goto err_range; free(copy_arg); @@ -230,6 +231,7 @@ parse_list(const char *arg, uint32_t *list, uint32_t *min, uint32_t *max) uint8_t count = 0; uint32_t temp_min; uint32_t temp_max; + char *sp = NULL; char *copy_arg = strdup(arg); @@ -237,7 +239,7 @@ parse_list(const char *arg, uint32_t *list, uint32_t *min, uint32_t *max) return -1; errno = 0; - token = strtok(copy_arg, ","); + token = strtok_r(copy_arg, ",", &sp); /* Parse first value */ if (token != NULL) { @@ -253,7 +255,7 @@ parse_list(const char *arg, uint32_t *list, uint32_t *min, uint32_t *max) } else goto err_list; - token = strtok(NULL, ","); + token = strtok_r(NULL, ",", &sp); while (token != NULL) { if (count == MAX_LIST) { @@ -275,7 +277,7 @@ parse_list(const char *arg, uint32_t *list, uint32_t *min, uint32_t *max) if (number > temp_max) temp_max = number; - token = strtok(NULL, ","); + token = strtok_r(NULL, ",", &sp); } if (min) diff --git a/app/test-crypto-perf/cperf_test_vector_parsing.c b/app/test-crypto-perf/cperf_test_vector_parsing.c index 737d61d4af6b..4d2e6053e745 100644 --- a/app/test-crypto-perf/cperf_test_vector_parsing.c +++ b/app/test-crypto-perf/cperf_test_vector_parsing.c @@ -220,8 +220,9 @@ parse_values(char *tokens, uint8_t **data, uint32_t *data_length) uint8_t *values, *values_resized; char *tok, *error = NULL; + char *sp = NULL; - tok = strtok(tokens, CPERF_VALUE_DELIMITER); + tok = strtok_r(tokens, CPERF_VALUE_DELIMITER, &sp); if (tok == NULL) return -1; @@ -252,7 +253,7 @@ parse_values(char *tokens, uint8_t **data, uint32_t *data_length) return -1; } - tok = strtok(NULL, CPERF_VALUE_DELIMITER); + tok = strtok_r(NULL, CPERF_VALUE_DELIMITER, &sp); if (tok == NULL) break; @@ -283,6 +284,7 @@ parse_entry(char *entry, struct cperf_test_vector *vector, uint8_t *data = NULL; char *token, *key_token; + char *sp = NULL; if (entry == NULL) { printf("Expected entry value\n"); @@ -290,10 +292,10 @@ parse_entry(char *entry, struct cperf_test_vector *vector, } /* get key */ - token = strtok(entry, CPERF_ENTRY_DELIMITER); + token = strtok_r(entry, CPERF_ENTRY_DELIMITER, &sp); key_token = token; /* get values for key */ - token = strtok(NULL, CPERF_ENTRY_DELIMITER); + token = strtok_r(NULL, CPERF_ENTRY_DELIMITER, &sp); if (key_token == NULL || token == NULL) { printf("Expected 'key = values' but was '%.40s'..\n", entry);