workbench/tools/HDToolBox/devices.c

   1 /*
   2     Copyright © 1995-2008, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <proto/exec.h>
   7 #include <exec/memory.h>
   8
   9 #include <stdlib.h>
  10 #include <string.h>
  11
  12 #include "devices.h"
  13 #include "gui.h"
  14 #include "harddisks.h"
  15
  16 #define DEBUG 0
  17 #include "debug.h"
  18
  19 extern struct GUIGadgets gadgets;
  20
  21 struct ListNode root;
  22
  23 struct HDTBDevice *addDevice(struct ListNode *parent, STRPTR name)
  24 {
  25     struct HDTBDevice *ln;
  26     STRPTR seppoint = NULL;
  27     int devnamelen = 0;
  28
  29     D(bug("[HDToolBox] addDevice('%s')\n", name));
  30
  31     seppoint = strstr(name, ":");
  32
  33     if (seppoint != NULL)
  34         devnamelen = (int)(seppoint - name);
  35     else
  36         devnamelen = strlen(name);
  37
  38     ln = AllocMem(sizeof(struct HDTBDevice), MEMF_PUBLIC | MEMF_CLEAR);
  39     if (ln)
  40     {
  41         ln->listnode.ln.ln_Name = AllocVec(devnamelen+1, MEMF_PUBLIC | MEMF_CLEAR);
  42         if (ln->listnode.ln.ln_Name)
  43         {
  44             if (InitListNode(&ln->listnode, parent))
  45             {
  46                 ln->listnode.ln.ln_Type = LNT_Device;
  47                 CopyMem(name, ln->listnode.ln.ln_Name, devnamelen);
  48                 D(bug("[HDToolBox] addDevice: device '%s'\n", ln->listnode.ln.ln_Name));
  49
  50                 if (seppoint != NULL)
  51                 {
  52                     ln->maxunits = atoi(name + devnamelen + 1);
  53                     D(bug("[HDToolBox] addDevice: maxunits %d\n", ln->maxunits));
  54                 }
  55
  56                 findHDs(ln);
  57
  58                 /*
  59                  * check if device carries at least one element (empty partition?)
  60                  */
  61                 if (ln->listnode.list.lh_Head->ln_Succ->ln_Succ)
  62                     ln->listnode.flags |= LNF_Listable;
  63
  64                 /*
  65                  * add device to the list
  66                  */
  67                 InsertList(gadgets.leftlv, &ln->listnode);
  68                 AddTail(&parent->list, &ln->listnode.ln);
  69                 return ln;
  70             }
  71             FreeVec(ln->listnode.ln.ln_Name);
  72         }
  73         FreeMem(ln, sizeof(struct HDTBDevice));
  74     }
  75     return NULL;
  76 }
  77
  78 struct HDTBDevice *addDeviceName(STRPTR name)
  79 {
  80     D(bug("[HDToolBox] addDeviceName('%s')\n", name));
  81
  82     return addDevice(&root, name);
  83 }
  84
  85 void freeDeviceNode(struct HDTBDevice *node)
  86 {
  87     D(bug("[HDToolBox] freeDeviceNode()\n"));
  88
  89     freeHDList(&node->listnode.list);
  90     FreeVec(node->listnode.ln.ln_Name);
  91     FreeMem(node, sizeof(struct HDTBDevice));
  92 }
  93
  94 void freeDeviceList(void)
  95 {
  96     struct HDTBDevice *node;
  97     struct HDTBDevice *next;
  98
  99     D(bug("[HDToolBox] freeDeviceList()\n"));
 100
 101     node = (struct HDTBDevice *)root.list.lh_Head;
 102     while (node->listnode.ln.ln_Succ)
 103     {
 104         next = (struct HDTBDevice *)node->listnode.ln.ln_Succ;
 105         if (node->listnode.ln.ln_Type != LNT_Parent)
 106         {
 107             Remove(&node->listnode.ln);
 108             freeDeviceNode(node);
 109         }
 110         node = next;
 111     }
 112     UninitListNode(&root);
 113 }