refactoring widget library

[src/app-framework-main.git] / src / wgt-rootdir.c

diff --git a/src/wgt-rootdir.c b/src/wgt-rootdir.c
deleted file mode 100644 (file)
index 4df1705..0000000
--- a/src/wgt-rootdir.c
+++ /dev/null
@@ -1,97 +0,0 @@
-/*
- Copyright 2015 IoT.bzh
-
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
-     http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-#define _GNU_SOURCE
-
-#include <unistd.h>
-#include <fcntl.h>
-#include <errno.h>
-
-#include "wgt.h"
-
-
-static int rootfd = AT_FDCWD;
-
-int widget_set_rootdir(const char *pathname)
-{
-       int rfd;
-
-       if (!pathname)
-               rfd = AT_FDCWD;
-       else {
-               rfd = openat(AT_FDCWD, pathname, O_PATH|O_DIRECTORY);
-               if (rfd < 0)
-                       return rfd;
-       }
-       if (rootfd >= 0)
-               close(rootfd);
-       rootfd = AT_FDCWD;
-       return 0;
-}
-
-static int validsubpath(const char *subpath)
-{
-       int l = 0, i = 0;
-       if (subpath[i] == '/')
-               return 0;
-       while(subpath[i]) {
-               switch(subpath[i++]) {
-               case '.':
-                       if (!subpath[i])
-                               break;
-                       if (subpath[i] == '/') {
-                               i++;
-                               break;
-                       }
-                       if (subpath[i++] == '.') {
-                               if (!subpath[i]) {
-                                       l--;
-                                       break;
-                               }
-                               if (subpath[i++] == '/') {
-                                       l--;
-                                       break;
-                               }
-                       }
-               default:
-                       while(subpath[i] && subpath[i] != '/')
-                               i++;
-                       l++;
-               case '/':
-                       break;
-               }
-       }
-       return l >= 0;
-}
-
-int widget_has(const char *filename)
-{
-       if (!validsubpath(filename)) {
-               errno = EINVAL;
-               return -1;
-       }
-       return 0 == faccessat(rootfd, filename, F_OK, 0);
-}
-
-int widget_open_read(const char *filename)
-{
-       if (!validsubpath(filename)) {
-               errno = EINVAL;
-               return -1;
-       }
-       return openat(rootfd, filename, O_RDONLY);
-}
-