Removed anonymous function in ScanDir and fixed warnings

Change-Id: Ie6b67506be077f8fe5c2108e5dd98f9460dda485
Signed-off-by: Sebastien Douheret <sebastien.douheret@iot.bzh>

1 files changed, 78 insertions, 71 deletions

diff --git a/filescan-utils.c b/filescan-utils.c
index a15a69b..22af147 100644
--- a/filescan-utils.c
+++ b/filescan-utils.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 "IoT.bzh"
+ * Copyright (C) 2016-2018 "IoT.bzh"
  * Author Fulup Ar Foll <fulup@iot.bzh>
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -16,83 +16,90 @@
  */
 
 #define _GNU_SOURCE
+#include <dirent.h>
 #include <stdio.h>
-#include <unistd.h>
-#include <sys/stat.h>
 #include <string.h>
-#include <time.h>
 #include <sys/prctl.h>
-#include <dirent.h>
+#include <sys/stat.h>
+#include <time.h>
+#include <unistd.h>
 
 #include "filescan-utils.h"
 
-// List Avaliable Configuration Files
-json_object* ScanForConfig (const char* searchPath, CtlScanDirModeT mode, const char *prefix, const char *extention) {
-    json_object *responseJ = json_object_new_array();
-    char *dirPath;
-    char* dirList;
-    size_t extentionLen=0;
-    int count=0;
+static int ScanDir(char* searchPath, CtlScanDirModeT mode, size_t extentionLen,
+    const char* prefix, const char* extention, json_object* responseJ)
+{
+    int found = 0;
+    DIR* dirHandle;
+    struct dirent* dirEnt;
+    dirHandle = opendir(searchPath);
+    if (!dirHandle) {
+        AFB_DEBUG("CONFIG-SCANNING dir=%s not readable", searchPath);
+        return 0;
+    }
 
-    if(!searchPath)
-        return responseJ;
+    //AFB_NOTICE ("CONFIG-SCANNING:ctl_listconfig scanning: %s", searchPath);
+    while ((dirEnt = readdir(dirHandle)) != NULL) {
 
-    dirList = strdup(searchPath);
+        // recursively search embedded directories ignoring any directory starting by '.' or '_'
+        if (dirEnt->d_type == DT_DIR && mode == CTL_SCAN_RECURSIVE) {
+            char newpath[CONTROL_MAXPATH_LEN];
+            if (dirEnt->d_name[0] == '.' || dirEnt->d_name[0] == '_')
+                continue;
 
-    int ScanDir (char *searchPath) {
-        int found=0;
-        DIR  *dirHandle;
-        struct dirent *dirEnt;
-        dirHandle = opendir (searchPath);
-        if (!dirHandle) {
-            AFB_DEBUG("CONFIG-SCANNING dir=%s not readable", searchPath);
-            return 0;
+            strncpy(newpath, searchPath, sizeof(newpath));
+            strncat(newpath, "/", sizeof(newpath) - strlen(newpath) - 1);
+            strncat(newpath, dirEnt->d_name, sizeof(newpath) - strlen(newpath) - 1);
+            found += ScanDir(newpath, mode, extentionLen, prefix, extention, responseJ);
+            continue;
         }
 
-        //AFB_NOTICE ("CONFIG-SCANNING:ctl_listconfig scanning: %s", searchPath);
-        while ((dirEnt = readdir(dirHandle)) != NULL) {
+        // Unknown type is accepted to support dump filesystems
+        if (dirEnt->d_type == DT_REG || dirEnt->d_type == DT_UNKNOWN) {
 
-            // recursively search embedded directories ignoring any directory starting by '.' or '_'
-            if (dirEnt->d_type == DT_DIR && mode == CTL_SCAN_RECURSIVE) {
-                char newpath[CONTROL_MAXPATH_LEN];
-                if (dirEnt->d_name[0]=='.' || dirEnt->d_name[0]=='_') continue;
-
-                strncpy(newpath, searchPath, sizeof(newpath));
-                strncat(newpath, "/", sizeof(newpath) - strlen(newpath) - 1);
-                strncat(newpath, dirEnt->d_name, sizeof(newpath) - strlen(newpath) - 1);
-                found += ScanDir(newpath);
+            // check prefix and extention
+            ssize_t extentionIdx = strlen(dirEnt->d_name) - extentionLen;
+            if (extentionIdx <= 0)
+                continue;
+            if (prefix && !strcasestr(dirEnt->d_name, prefix))
+                continue;
+            if (extention && strcasecmp(extention, &dirEnt->d_name[extentionIdx]))
                 continue;
-            }
-
-            // Unknown type is accepted to support dump filesystems
-            if (dirEnt->d_type == DT_REG || dirEnt->d_type == DT_UNKNOWN) {
-
-                // check prefix and extention
-                ssize_t extentionIdx=strlen(dirEnt->d_name)-extentionLen;
-                if (extentionIdx <= 0) continue;
-                if (prefix && !strcasestr (dirEnt->d_name, prefix)) continue;
-                if (extention && strcasecmp (extention, &dirEnt->d_name[extentionIdx])) continue;
 
-                struct json_object *pathJ = json_object_new_object();
-                json_object_object_add(pathJ, "fullpath", json_object_new_string(searchPath));
-                json_object_object_add(pathJ, "filename", json_object_new_string(dirEnt->d_name));
-                json_object_array_add(responseJ, pathJ);
-                found ++;
-            }
+            struct json_object* pathJ = json_object_new_object();
+            json_object_object_add(pathJ, "fullpath", json_object_new_string(searchPath));
+            json_object_object_add(pathJ, "filename", json_object_new_string(dirEnt->d_name));
+            json_object_array_add(responseJ, pathJ);
+            found++;
         }
-        closedir(dirHandle);
-        return found;
     }
+    closedir(dirHandle);
+    return found;
+}
+
+// List Avaliable Configuration Files
+json_object* ScanForConfig(const char* searchPath, CtlScanDirModeT mode, const char* prefix, const char* extention)
+{
+    json_object* responseJ = json_object_new_array();
+    char* dirPath;
+    char* dirList;
+    size_t extentionLen = 0;
+    int count = 0;
+
+    if (!searchPath)
+        return responseJ;
+
+    dirList = strdup(searchPath);
 
     if (extention)
-        extentionLen=strlen(extention);
+        extentionLen = strlen(extention);
 
     // loop recursively on dir
-    for (dirPath= strtok(dirList, ":"); dirPath && *dirPath; dirPath=strtok(NULL,":")) {
-         count += ScanDir (dirPath);
+    for (dirPath = strtok(dirList, ":"); dirPath && *dirPath; dirPath = strtok(NULL, ":")) {
+        count += ScanDir(dirPath, mode, extentionLen, prefix, extention, responseJ);
     }
     if (count == 0) {
-        json_object_put (responseJ);
+        json_object_put(responseJ);
         free(dirList);
         return NULL;
     }
@@ -100,14 +107,15 @@ json_object* ScanForConfig (const char* searchPath, CtlScanDirModeT mode, const
     return (responseJ);
 }
 
-const char *GetMiddleName(const char*name) {
-    char *fullname = strdup(name);
+const char* GetMiddleName(const char* name)
+{
+    char* fullname = strdup(name);
 
     for (int idx = 0; fullname[idx] != '\0'; idx++) {
         if (fullname[idx] == '-') {
             int start;
             start = idx + 1;
-            for (int jdx = start; ; jdx++) {
+            for (int jdx = start;; jdx++) {
                 if (fullname[jdx] == '-' || fullname[jdx] == '.' || fullname[jdx] == '\0') {
                     fullname[jdx] = '\0';
                     return &fullname[start];
@@ -119,23 +127,25 @@ const char *GetMiddleName(const char*name) {
     return "";
 }
 
-const char *GetBinderName() {
-    static char *binderName=NULL;
+const char* GetBinderName()
+{
+    static char* binderName = NULL;
 
-    if (binderName) return binderName;
+    if (binderName)
+        return binderName;
 
-    binderName= getenv("AFB_BINDER_NAME");
+    binderName = getenv("AFB_BINDER_NAME");
     if (!binderName) {
         static char psName[17];
         // retrieve binder name from process name afb-name-trailer
-        prctl(PR_GET_NAME, psName,NULL,NULL,NULL);
-        binderName=(char*)GetMiddleName(psName);
+        prctl(PR_GET_NAME, psName, NULL, NULL, NULL);
+        binderName = (char*)GetMiddleName(psName);
     }
 
     return binderName;
 }
 
-char *GetBindingDirPath(struct afb_dynapi *dynapi)
+char* GetBindingDirPath(struct afb_dynapi* dynapi)
 {
     // A file description should not be greater than 999.999.999
     char fd_link[CONTROL_MAXPATH_LEN];
@@ -150,13 +160,10 @@ char *GetBindingDirPath(struct afb_dynapi *dynapi)
     sprintf(fd_link, "/proc/self/fd/%d", afb_daemon_rootdir_get_fd());
 #endif
 
-    if((len = readlink(fd_link, retdir, sizeof(retdir)-1)) == -1)
-    {
+    if ((len = readlink(fd_link, retdir, sizeof(retdir) - 1)) == -1) {
         perror("lstat");
         strncpy(retdir, "/tmp", CONTROL_MAXPATH_LEN - 1);
-    }
-    else
-    {
+    } else {
         retdir[len] = '\0';
     }