- XBT_DEBUG("OPEN %s on disk '%s'",path, st->getName());
- Action *action = st->open((const char*)mount_name, (const char*)path);
- free((char*)path);
- free((char*)mount_name);
- return action;
-}
-
-Action *HostImpl::close(surf_file_t fd) {
- simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
- XBT_DEBUG("CLOSE %s on disk '%s'",fd->name, st->getName());
- return st->close(fd);
-}
-
-Action *HostImpl::read(surf_file_t fd, sg_size_t size) {
- simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
- XBT_DEBUG("READ %s on disk '%s'",fd->name, st->getName());
- return st->read(fd, size);
-}
-
-Action *HostImpl::write(surf_file_t fd, sg_size_t size) {
- simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
- XBT_DEBUG("WRITE %s on disk '%s'",fd->name, st->getName());
- return st->write(fd, size);
-}
-
-int HostImpl::unlink(surf_file_t fd) {
- if (!fd){
- XBT_WARN("No such file descriptor. Impossible to unlink");
- return -1;
- } else {
-
- simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
- /* Check if the file is on this storage */
- if (!xbt_dict_get_or_null(st->p_content, fd->name)){
- XBT_WARN("File %s is not on disk %s. Impossible to unlink", fd->name,
- st->getName());
- return -1;
- } else {
- XBT_DEBUG("UNLINK %s on disk '%s'",fd->name, st->getName());
- st->m_usedSize -= fd->size;
-
- // Remove the file from storage
- xbt_dict_remove(st->p_content, fd->name);
-
- xbt_free(fd->name);
- xbt_free(fd->mount);
- xbt_free(fd);
- return 0;
+ Action* HostImpl::open(const char* fullpath)
+ {
+
+ simgrid::surf::Storage* st = nullptr;
+ s_mount_t mnt;
+ unsigned int cursor;
+ size_t longest_prefix_length = 0;
+ char* path = nullptr;
+ char* file_mount_name = nullptr;
+ char* mount_name = nullptr;
+
+ XBT_DEBUG("Search for storage name for '%s' on '%s'", fullpath, piface_->cname());
+ xbt_dynar_foreach (storage_, cursor, mnt) {
+ XBT_DEBUG("See '%s'", mnt.name);
+ file_mount_name = (char*)xbt_malloc((strlen(mnt.name) + 1));
+ strncpy(file_mount_name, fullpath, strlen(mnt.name) + 1);
+ file_mount_name[strlen(mnt.name)] = '\0';
+
+ if (!strcmp(file_mount_name, mnt.name) &&
+ strlen(mnt.name) > longest_prefix_length) { /* The current mount name is found in the full path and is
+ bigger than the previous*/
+ longest_prefix_length = strlen(mnt.name);
+ st = static_cast<simgrid::surf::Storage*>(mnt.storage);
+ }
+ free(file_mount_name);
+ }
+ if (longest_prefix_length > 0) { /* Mount point found, split fullpath into mount_name and path+filename*/
+ path = (char*)xbt_malloc((strlen(fullpath) - longest_prefix_length + 1));
+ mount_name = (char*)xbt_malloc((longest_prefix_length + 1));
+ strncpy(mount_name, fullpath, longest_prefix_length + 1);
+ strncpy(path, fullpath + longest_prefix_length, strlen(fullpath) - longest_prefix_length + 1);
+ path[strlen(fullpath) - longest_prefix_length] = '\0';
+ mount_name[longest_prefix_length] = '\0';
+ } else
+ xbt_die("Can't find mount point for '%s' on '%s'", fullpath, piface_->cname());
+
+ XBT_DEBUG("OPEN %s on disk '%s'", path, st->getName());
+ Action* action = st->open((const char*)mount_name, (const char*)path);
+ free((char*)path);
+ free((char*)mount_name);
+ return action;