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      1 /*
      2  * Copyright (c) 2009-2013, Google Inc.
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without
      6  * modification, are permitted provided that the following conditions
      7  * are met:
      8  *  * Redistributions of source code must retain the above copyright
      9  *    notice, this list of conditions and the following disclaimer.
     10  *  * Redistributions in binary form must reproduce the above copyright
     11  *    notice, this list of conditions and the following disclaimer in
     12  *    the documentation and/or other materials provided with the
     13  *    distribution.
     14  *  * Neither the name of Google, Inc. nor the names of its contributors
     15  *    may be used to endorse or promote products derived from this
     16  *    software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
     21  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
     22  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
     23  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     24  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
     25  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     26  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     27  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
     28  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     29  * SUCH DAMAGE.
     30  */
     31 
     32 #include "commands/virtual_partitions.h"
     33 #include "debug.h"
     34 
     35 static struct virtual_partition *partitions = NULL;
     36 
     37 int try_handle_virtual_partition(struct protocol_handle *handle, const char *arg)
     38 {
     39     struct virtual_partition *current;
     40 
     41     for (current = partitions; current != NULL; current = current->next) {
     42         if (!strcmp(current->name, arg)) {
     43             current->handler(handle, arg);
     44         }
     45     }
     46 
     47     return 0;
     48 }
     49 
     50 void virtual_partition_register(
     51         const char * name,
     52         void (*handler)(struct protocol_handle *phandle, const char *arg))
     53 {
     54     struct virtual_partition *new;
     55     new = malloc(sizeof(*new));
     56     if (new) {
     57         new->name = name;
     58         new->handler = handler;
     59         new->next = partitions;
     60         partitions = new;
     61     }
     62     else {
     63         D(ERR, "Out of memory");
     64     }
     65 }
     66