LOCMEM class Reference

00033                                   :
00034 CMS (bufline, procline, set_to_server)
00035 {
00036   my_node = (BUFFERS_LIST_NODE *) NULL;
00037   lm_addr = NULL;
00038 
00039   if (set_to_master == 1)
00040     {
00041       is_local_master = 1;
00042     }
00043   if (set_to_master == -1)
00044     {
00045       is_local_master = 0;
00046     }
00047 
00048   if (is_local_master)
00049     {
00050       if (buffers_list == NULL)
00051         {
00052           buffers_list = new RCS_LINKED_LIST;
00053         }
00054       if (buffers_list == NULL)
00055         {
00056           rcs_print_error ("LOCMEM: Can't create buffers_list.\n");
00057           status = CMS_CREATE_ERROR;
00058           return;
00059         }
00060       my_node = new BUFFERS_LIST_NODE;
00061       lm_addr = my_node->addr = DEBUG_MALLOC (size);
00062       if (my_node == NULL || lm_addr == NULL)
00063         {
00064           rcs_print_error ("Can't malloc needed space.\n");
00065           status = CMS_CREATE_ERROR;
00066           return;
00067         }
00068       my_node->size = size;
00069       strcpy (my_node->name, BufferName);
00070       memset (my_node->addr, 0, size);
00071       buffer_id = buffers_list->store_at_tail (my_node, sizeof (my_node), 0);
00072       return;
00073     }
00074 
00075   if (buffers_list == NULL)
00076     {
00077       rcs_print_error ("LOCMEM: buffers_list is NULL.\n");
00078       status = CMS_NO_MASTER_ERROR;
00079       return;
00080     }
00081 
00082   /* Search for a matching buffer name. */
00083   my_node = (BUFFERS_LIST_NODE *) buffers_list->get_head ();
00084   while (my_node != NULL)
00085     {
00086       if (!strcmp (BufferName, my_node->name))
00087         {
00088           /* Found it!!! */
00089           if (my_node->size != size)
00090             {
00091               rcs_print_error ("LOCMEM - size mismatch for buffer %s.\n",
00092                                BufferName);
00093               status = CMS_CONFIG_ERROR;
00094               return;
00095             }
00096           buffer_id = buffers_list->get_current_id ();
00097           lm_addr = my_node->addr;
00098           return;
00099         }
00100       my_node = (BUFFERS_LIST_NODE *) buffers_list->get_next ();
00101     }
00102   rcs_print_error ("LOCMEM: buffer not found on buffers_list.\n");
00103   status = CMS_NO_MASTER_ERROR;
00104   return;
00105 
00106 }

Public Methods
	LOCMEM (char bufline, char procline, int set_to_server=0, int set_to_master=0)
virtual	~LOCMEM ()
CMS_STATUS	main_access (void *_local)
Protected Attributes
void *	lm_addr
int	buffer_id
BUFFERS_LIST_NODE *	my_node
Static Protected Attributes
RCS_LINKED_LIST *	buffers_list = (RCS_LINKED_LIST *) NULL

LOCMEM Class Reference

Public Methods

Protected Attributes

Static Protected Attributes

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation