libwd/0019-uadk-cipher-add-the-init2-interface-for-cipher.patch
2023-05-26 16:41:41 +08:00

252 lines
6.8 KiB
Diff

From b5cfe0cf4d7965c8cf10c496ec9c134796e13b25 Mon Sep 17 00:00:00 2001
From: Longfang Liu <liulongfang@huawei.com>
Date: Sat, 25 Feb 2023 17:35:34 +0800
Subject: [PATCH 19/28] uadk/cipher: add the init2 interface for cipher
This set of interfaces puts resource initialization operations
into the init2 interface, simplifying the initialization operations
when users use the cipher algorithm.
Signed-off-by: Longfang Liu <liulongfang@huawei.com>
---
include/wd_cipher.h | 29 +++++++++++
libwd_crypto.map | 3 ++
wd_cipher.c | 120 ++++++++++++++++++++++++++++++++++++--------
3 files changed, 132 insertions(+), 20 deletions(-)
diff --git a/include/wd_cipher.h b/include/wd_cipher.h
index 8e69852..3c41b6b 100644
--- a/include/wd_cipher.h
+++ b/include/wd_cipher.h
@@ -105,6 +105,35 @@ struct wd_cipher_req {
int wd_cipher_init(struct wd_ctx_config *config, struct wd_sched *sched);
void wd_cipher_uninit(void);
+/**
+ * wd_cipher_init2_() - A simplify interface to initializate uadk
+ * encryption and decryption. This interface keeps most functions of
+ * wd_cipher_init(). Users just need to descripe the deployment of
+ * business scenarios. Then the initialization will request appropriate
+ * resources to support the business scenarios.
+ * To make the initializate simpler, ctx_params support set NULL.
+ * And then the function will set them as driver's default.
+ * Please do not use this interface with wd_cipher_init() together, or
+ * some resources may be leak.
+ *
+ * @alg: The algorithm users want to use.
+ * @sched_type: The scheduling type users want to use.
+ * @task_type: Task types, including soft computing, hardware and hybrid computing.
+ * @ctx_params: The ctxs resources users want to use. Include per operation
+ * type ctx numbers and business process run numa.
+ *
+ * Return 0 if succeed and others if fail.
+ */
+int wd_cipher_init2_(char *alg, __u32 sched_type, int task_type, struct wd_ctx_params *ctx_params);
+
+#define wd_cipher_init2(alg, sched_type, task_type) \
+ wd_cipher_init2(alg, sched_type, task_type, NULL)
+
+/**
+ * wd_cipher_uninit2() - Uninitialise ctx configuration and scheduler.
+ */
+void wd_cipher_uninit2(void);
+
/**
* wd_cipher_alloc_sess() Allocate a wd cipher session
* @ setup Parameters to setup this session.
diff --git a/libwd_crypto.map b/libwd_crypto.map
index 5c46c44..a5dd688 100644
--- a/libwd_crypto.map
+++ b/libwd_crypto.map
@@ -2,6 +2,9 @@ UADK_CRYPTO_2.0 {
global:
wd_cipher_init;
wd_cipher_uninit;
+ wd_cipher_init2;
+ wd_cipher_init2_;
+ wd_cipher_uninit2;
wd_cipher_alloc_sess;
wd_cipher_free_sess;
wd_cipher_set_key;
diff --git a/wd_cipher.c b/wd_cipher.c
index 8af2e4b..af56876 100644
--- a/wd_cipher.c
+++ b/wd_cipher.c
@@ -67,6 +67,17 @@ struct wd_cipher_sess {
};
struct wd_env_config wd_cipher_env_config;
+static struct wd_init_attrs wd_cipher_init_attrs;
+
+static struct wd_ctx_nums wd_cipher_ctx_num[] = {
+ {1, 1}, {}
+};
+
+static struct wd_ctx_params wd_cipher_ctx_params = {
+ .op_type_num = WD_CIPHER_DECRYPTION,
+ .ctx_set_num = wd_cipher_ctx_num,
+ .bmp = NULL,
+};
#ifdef WD_STATIC_DRV
static void wd_cipher_set_static_drv(void)
@@ -233,30 +244,20 @@ static void wd_cipher_clear_status(void)
wd_alg_clear_init(&wd_cipher_setting.status);
}
-int wd_cipher_init(struct wd_ctx_config *config, struct wd_sched *sched)
+static int wd_cipher_common_init(struct wd_ctx_config *config,
+ struct wd_sched *sched)
{
void *priv;
- bool flag;
int ret;
- pthread_atfork(NULL, NULL, wd_cipher_clear_status);
-
- flag = wd_alg_try_init(&wd_cipher_setting.status);
- if (!flag)
- return 0;
-
- ret = wd_init_param_check(config, sched);
- if (ret)
- goto out_clear_init;
-
ret = wd_set_epoll_en("WD_CIPHER_EPOLL_EN",
&wd_cipher_setting.config.epoll_en);
if (ret < 0)
- goto out_clear_init;
+ return ret;
ret = wd_init_ctx_config(&wd_cipher_setting.config, config);
if (ret < 0)
- goto out_clear_init;
+ return ret;
ret = wd_init_sched(&wd_cipher_setting.sched, sched);
if (ret < 0)
@@ -284,12 +285,10 @@ int wd_cipher_init(struct wd_ctx_config *config, struct wd_sched *sched)
ret = wd_cipher_setting.driver->init(&wd_cipher_setting.config, priv);
if (ret < 0) {
- WD_ERR("failed to do dirver init, ret = %d.\n", ret);
+ WD_ERR("failed to init cipher dirver!\n");
goto out_free_priv;
}
- wd_alg_set_init(&wd_cipher_setting.status);
-
return 0;
out_free_priv:
@@ -301,12 +300,10 @@ out_clear_sched:
wd_clear_sched(&wd_cipher_setting.sched);
out_clear_ctx_config:
wd_clear_ctx_config(&wd_cipher_setting.config);
-out_clear_init:
- wd_alg_clear_init(&wd_cipher_setting.status);
return ret;
}
-void wd_cipher_uninit(void)
+static void wd_cipher_common_uninit(void)
{
void *priv = wd_cipher_setting.priv;
@@ -317,9 +314,92 @@ void wd_cipher_uninit(void)
wd_cipher_setting.priv = NULL;
free(priv);
+ /* uninit async request pool */
wd_uninit_async_request_pool(&wd_cipher_setting.pool);
+
+ /* unset config, sched, driver */
wd_clear_sched(&wd_cipher_setting.sched);
wd_clear_ctx_config(&wd_cipher_setting.config);
+}
+
+int wd_cipher_init(struct wd_ctx_config *config, struct wd_sched *sched)
+{
+ bool flag;
+ int ret;
+
+ pthread_atfork(NULL, NULL, wd_cipher_clear_status);
+
+ flag = wd_alg_try_init(&wd_cipher_setting.status);
+ if (!flag)
+ return 0;
+
+ ret = wd_init_param_check(config, sched);
+ if (ret)
+ goto out_clear_init;
+
+ ret = wd_cipher_common_init(config, sched);
+ if (ret)
+ goto out_clear_init;
+
+ wd_alg_set_init(&wd_cipher_setting.status);
+
+ return 0;
+
+out_clear_init:
+ wd_alg_clear_init(&wd_cipher_setting.status);
+ return ret;
+}
+
+void wd_cipher_uninit(void)
+{
+ wd_cipher_common_uninit();
+ wd_alg_clear_init(&wd_cipher_setting.status);
+}
+
+int wd_cipher_init2_(char *alg, __u32 sched_type, int task_type, struct wd_ctx_params *ctx_params)
+{
+ bool flag;
+ int ret;
+
+ pthread_atfork(NULL, NULL, wd_cipher_clear_status);
+
+ flag = wd_alg_try_init(&wd_cipher_setting.status);
+ if (!flag)
+ return 0;
+
+ if (!alg || sched_type > SCHED_POLICY_BUTT ||
+ task_type < 0 || task_type > TASK_MAX_TYPE) {
+ WD_ERR("invalid: input param is wrong!\n");
+ ret = -WD_EINVAL;
+ goto out_uninit;
+ }
+
+ wd_cipher_init_attrs.alg = alg;
+ wd_cipher_init_attrs.sched_type = sched_type;
+ wd_cipher_init_attrs.ctx_params = ctx_params ? ctx_params : &wd_cipher_ctx_params;
+ wd_cipher_init_attrs.alg_init = wd_cipher_common_init;
+ wd_cipher_init_attrs.alg_poll_ctx = wd_cipher_poll_ctx;
+ ret = wd_alg_attrs_init(&wd_cipher_init_attrs);
+ if (ret) {
+ WD_ERR("fail to init alg attrs.\n");
+ goto out_uninit;
+ }
+
+ wd_alg_set_init(&wd_cipher_setting.status);
+
+ return 0;
+
+out_uninit:
+ wd_alg_clear_init(&wd_cipher_setting.status);
+ return ret;
+}
+
+void wd_cipher_uninit2(void)
+{
+ wd_cipher_common_uninit();
+
+ wd_alg_attrs_uninit(&wd_cipher_init_attrs);
+
wd_alg_clear_init(&wd_cipher_setting.status);
}
--
2.25.1