1 files changed, 70 insertions, 0 deletions
diff --git a/libjava/classpath/native/jni/native-lib/cpio.c b/libjava/classpath/native/jni/native-lib/cpio.c
index 2777a31b221..ac3c0b5e79c 100644
--- a/libjava/classpath/native/jni/native-lib/cpio.c
+++ b/libjava/classpath/native/jni/native-lib/cpio.c
@@ -352,6 +352,76 @@ int cpio_setFileReadonly (const char *filename)
   return 0;
 }
 
+int cpio_chmod (const char *filename, int permissions)
+{
+  struct stat statbuf;
+  int perms = 0;
+
+  if (stat(filename, &statbuf) < 0)
+    return errno;
+  
+  /* check for permission flags */
+  if (permissions & CPFILE_FLAG_USR)
+    {
+      if (permissions & CPFILE_FLAG_READ)
+        perms |= S_IRUSR;
+  
+      if (permissions & CPFILE_FLAG_WRITE)
+        perms |= S_IWUSR;
+        
+      if (permissions & CPFILE_FLAG_EXEC)
+        perms |= S_IXUSR;
+    }
+  else
+    {
+      if (permissions & CPFILE_FLAG_READ)
+        perms |= (S_IRUSR | S_IRGRP | S_IROTH);
+        
+      if (permissions & CPFILE_FLAG_WRITE)
+        perms |= (S_IWUSR | S_IWGRP | S_IWOTH);
+        
+      if (permissions & CPFILE_FLAG_EXEC)
+        perms |= (S_IXUSR | S_IXGRP | S_IXOTH);
+    }
+  
+  if (permissions & CPFILE_FLAG_OFF)
+    perms = statbuf.st_mode & ~perms;
+  else
+    perms = statbuf.st_mode | perms;
+  
+  if (chmod(filename, perms) < 0)
+    return errno;
+  
+  return 0;
+}
+
+int cpio_checkAccess (const char *filename, unsigned int flag)
+{
+  struct stat statbuf;
+  unsigned int perms = 0;
+ 
+  if (stat(filename, &statbuf) < 0)
+    return errno;
+  
+  switch (flag)
+    {
+    case CPFILE_FLAG_READ:
+      perms = R_OK;
+      break;
+      
+    case CPFILE_FLAG_WRITE:
+      perms = W_OK;
+      break;
+      
+    case CPFILE_FLAG_EXEC:
+    default:
+      perms = X_OK;
+      break;
+    }
+  
+  return (access (filename, perms));
+}
+
 int cpio_isFileExists (const char *filename)
 {
   struct stat statbuf;