From e9d843eb76dd0daf33323270a4a6c2d3e8b15b10 Mon Sep 17 00:00:00 2001
From: zqr2001 <1805768383@qq.com>
Date: Wed, 17 Aug 2022 11:27:19 +0000
Subject: [PATCH] update
 zh-cn/device-dev/subsystems/subsys-security-huks-guide.md.

Signed-off-by: zqr2001 <1805768383@qq.com>
---
 .../subsystems/subsys-security-huks-guide.md  | 118 +++++++++---------
 1 file changed, 59 insertions(+), 59 deletions(-)

diff --git a/zh-cn/device-dev/subsystems/subsys-security-huks-guide.md b/zh-cn/device-dev/subsystems/subsys-security-huks-guide.md
index c7b942a84e..e2456f4896 100644
--- a/zh-cn/device-dev/subsystems/subsys-security-huks-guide.md
+++ b/zh-cn/device-dev/subsystems/subsys-security-huks-guide.md
@@ -720,68 +720,68 @@ return ret;
 3. 结束密钥操作并取回结果，销毁句柄。
 
    ```c
-//三段式Finish接口
-int32_t HksCoreFinish(const struct HksBlob *handle, const struct HksParamSet *paramSet, const struct HksBlob *inData,
+   //三段式Finish接口
+   int32_t HksCoreFinish(const struct HksBlob *handle, const struct HksParamSet *paramSet, const struct HksBlob *inData,
     struct HksBlob *outData)
-{
-HKS_LOG_D("HksCoreFinish in Core start");
-uint32_t pur = 0;
-uint32_t alg = 0;
-//检查参数
-if (handle == NULL || paramSet == NULL || inData == NULL) {
-    HKS_LOG_E("the pointer param entered is invalid");
-    return HKS_FAILURE;
-}
+   {
+   HKS_LOG_D("HksCoreFinish in Core start");
+   uint32_t pur = 0;
+   uint32_t alg = 0;
+   //检查参数
+   if (handle == NULL || paramSet == NULL || inData == NULL) {
+       HKS_LOG_E("the pointer param entered is invalid");
+       return HKS_FAILURE;
+   }
 
-uint64_t sessionId;
-struct HuksKeyNode *keyNode = NULL;
-//根据handle获取本次三段式操作需要的上下文
-int32_t ret = GetParamsForUpdateAndFinish(handle, &sessionId, &keyNode, &pur, &alg);
-if (ret != HKS_SUCCESS) {
-    HKS_LOG_E("GetParamsForCoreUpdate failed");
-    return ret;
-}
-//校验密钥参数
-ret = HksCoreSecureAccessVerifyParams(keyNode, paramSet);
-if (ret != HKS_SUCCESS) {
-    HksDeleteKeyNode(sessionId);
-    HKS_LOG_E("HksCoreFinish secure access verify failed");
-    return ret;
-}
-//调用对应的算法库密钥处理函数
-uint32_t i;
-uint32_t size = HKS_ARRAY_SIZE(g_hksCoreFinishHandler);
-for (i = 0; i < size; i++) {
-    if (g_hksCoreFinishHandler[i].pur == pur) {
-        uint32_t outDataBufferSize = (outData == NULL) ? 0 : outData->size;
-        struct HksBlob appendInData = { 0, NULL };
-        ret = HksCoreAppendAuthInfoBeforeFinish(keyNode, pur, paramSet, inData, &appendInData);
-        if (ret != HKS_SUCCESS) {
-            HKS_LOG_E("before finish: append auth info failed");
-            break;
-        }
-        ret = g_hksCoreFinishHandler[i].handler(keyNode, paramSet,
-            appendInData.data == NULL ? inData : &appendInData, outData, alg);
-        if (appendInData.data != NULL) {
-            HKS_FREE_BLOB(appendInData);
-       }
-       if (ret != HKS_SUCCESS) {
-            break;
+   uint64_t sessionId;
+   struct HuksKeyNode *keyNode = NULL;
+   //根据handle获取本次三段式操作需要的上下文
+   int32_t ret = GetParamsForUpdateAndFinish(handle, &sessionId, &keyNode, &pur, &alg);
+   if (ret != HKS_SUCCESS) {
+       HKS_LOG_E("GetParamsForCoreUpdate failed");
+       return ret;
+   }
+   //校验密钥参数
+   ret = HksCoreSecureAccessVerifyParams(keyNode, paramSet);
+   if (ret != HKS_SUCCESS) {
+       HksDeleteKeyNode(sessionId);
+       HKS_LOG_E("HksCoreFinish secure access verify failed");
+       return ret;
+   }
+   //调用对应的算法库密钥处理函数
+   uint32_t i;
+   uint32_t size = HKS_ARRAY_SIZE(g_hksCoreFinishHandler);
+   for (i = 0; i < size; i++) {
+       if (g_hksCoreFinishHandler[i].pur == pur) {
+           uint32_t outDataBufferSize = (outData == NULL) ? 0 : outData->size;
+           struct HksBlob appendInData = { 0, NULL };
+           ret = HksCoreAppendAuthInfoBeforeFinish(keyNode, pur, paramSet, inData, &appendInData);
+           if (ret != HKS_SUCCESS) {
+               HKS_LOG_E("before finish: append auth info failed");
+               break;
+           }
+           ret = g_hksCoreFinishHandler[i].handler(keyNode, paramSet,
+               appendInData.data == NULL ? inData : &appendInData, outData, alg);
+           if (appendInData.data != NULL) {
+               HKS_FREE_BLOB(appendInData);
+           }
+           if (ret != HKS_SUCCESS) {
+               break;
+           }
+           //添加密钥操作结束标签
+           ret = HksCoreAppendAuthInfoAfterFinish(keyNode, pur, paramSet, outDataBufferSize, outData);
+           break;
        }
-        //添加密钥操作结束标签
-        ret = HksCoreAppendAuthInfoAfterFinish(keyNode, pur, paramSet, outDataBufferSize, outData);
-        break;
-    }
-}
-if (i == size) {
-    HKS_LOG_E("don't found purpose, pur : %d", pur);
-    ret = HKS_FAILURE;
-}
-//删除对应的session
-HksDeleteKeyNode(sessionId);
-HKS_LOG_D("HksCoreFinish in Core end");
-return ret;
-}
+   }
+   if (i == size) {
+       HKS_LOG_E("don't found purpose, pur : %d", pur);
+       ret = HKS_FAILURE;
+   }
+   //删除对应的session
+   HksDeleteKeyNode(sessionId);
+   HKS_LOG_D("HksCoreFinish in Core end");
+   return ret;
+   }
    ```
 
 ### 调测验证
-- 
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