From ef2a955d855f25119f7e8e34309c901e32cb8974 Mon Sep 17 00:00:00 2001
From: zhangkaixiang <zhangkaixiang5@huawei.com>
Date: Sun, 14 May 2023 00:22:17 +0800
Subject: [PATCH] handle fuse dir special

Signed-off-by: zhangkaixiang <zhangkaixiang5@huawei.com>
---
 .../native/file_share/include/file_share.h    |  6 +++--
 .../native/file_share/src/file_share.cpp      | 26 +++++++++++++++++++
 2 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/interfaces/innerkits/native/file_share/include/file_share.h b/interfaces/innerkits/native/file_share/include/file_share.h
index 61973fe0b..37f76141a 100644
--- a/interfaces/innerkits/native/file_share/include/file_share.h
+++ b/interfaces/innerkits/native/file_share/include/file_share.h
@@ -33,13 +33,15 @@ enum SHARE_FILE_TYPE { DIR_TYPE = 0, FILE_TYPE };
 
 namespace {
 const string FILE_SCHEME = "file";
-const string DATA_STORAGE_PATH = "/data/storage/";
+const string CMD_GET_PID = "pidof "; 
+const string PID_FLAG = "<Pid>";
 const string PACKAGE_NAME_FLAG = "<PackageName>";
 const string CURRENT_USER_ID_FLAG = "<currentUserId>";
 const string DATA_APP_EL2_PATH = "/data/service/el2/";
 const string SHARE_R_PATH = "/r/";
 const string SHARE_RW_PATH = "/rw/";
 const string SHARE_PATH = "/share/";
+const string DLP_MANAGER_BUNDLE_NAME = "com.ohos.dlpmanager";
 
 const vector<string> SANDBOX_PATH = {
     "/data/storage/el1/bundle",
@@ -62,7 +64,7 @@ const vector<string> LOWER_PATH = {
     "/data/local/ark-cache/<PackageName>",
     "/data/local/ark-profile/<currentUserId>/<PackageName>",
     "/mnt/hmdfs/<currentUserId>/account/merge_view/data/<PackageName>",
-    "/mnt/sandbox/<PackageName>/data/fuse"
+    "/proc/<Pid>/root/data/fuse"
 };
 }
 
diff --git a/interfaces/innerkits/native/file_share/src/file_share.cpp b/interfaces/innerkits/native/file_share/src/file_share.cpp
index 71159d61a..be352eafd 100644
--- a/interfaces/innerkits/native/file_share/src/file_share.cpp
+++ b/interfaces/innerkits/native/file_share/src/file_share.cpp
@@ -79,6 +79,20 @@ static bool IsExistFile(const string &path)
     return S_ISREG(buf.st_mode);
 }
 
+static string GetPidFromProcessName(const string &processName)
+{
+    FILE *fp;
+    const int32_t bufLen = 100;
+    char buf[bufLen] = {'\0'};
+    string cmd = CMD_GET_PID + processName;
+    if((fp = popen(cmd.c_str(), "r")) != NULL) {
+        if(fgets(buf, bufLen, fp) != NULL) {
+            return string(buf);
+        }
+    }
+    return "";
+}
+
 static int32_t GetLowerPath(string &lowerPathHead, const string &lowerPathTail, FileShareInfo &info)
 {
     if (lowerPathHead.empty()) {
@@ -95,6 +109,18 @@ static int32_t GetLowerPath(string &lowerPathHead, const string &lowerPathTail,
                                               PACKAGE_NAME_FLAG.length(), info.providerBundleName_);
     }
 
+    if (info.providerBundleName_ == DLP_MANAGER_BUNDLE_NAME) {
+        string pid = GetPidFromProcessName(DLP_MANAGER_BUNDLE_NAME);
+        if (pid.empty()) {
+            LOGE("Failed to get id from process name");
+            return -EINVAL;
+        }
+        if (lowerPathHead.find(PID_FLAG) != string::npos) {
+            lowerPathHead = lowerPathHead.replace(lowerPathHead.find(PID_FLAG),
+                                                  PID_FLAG.length(), pid);
+        }
+    }
+
     info.providerLowerPath_ = lowerPathHead + lowerPathTail;
     return 0;
 }
-- 
Gitee