/[dynamips]/upstream/dynamips-0.2.6-RC2/frame_relay.h
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Annotation of /upstream/dynamips-0.2.6-RC2/frame_relay.h

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Sat Oct 6 16:01:44 2007 UTC (14 years, 8 months ago) by dpavlin
Original Path: upstream/dynamips-0.2.5/frame_relay.h
File MIME type: text/plain
File size: 2207 byte(s)
import 0.2.5 from upstream

1 dpavlin 1 /*
2     * Cisco 7200 (Predator) simulation platform.
3     * Copyright (c) 2006 Christophe Fillot (cf@utc.fr)
4     *
5     * Frame-Relay definitions.
6     */
7    
8     #ifndef __FRAME_RELAY_H__
9     #define __FRAME_RELAY_H__
10    
11     #include <pthread.h>
12    
13     #include "utils.h"
14     #include "mempool.h"
15     #include "net_io.h"
16    
17     /* DLCIs used for LMI */
18     #define FR_DLCI_LMI_ANSI 0 /* ANSI LMI */
19     #define FR_DLCI_LMI_CISCO 1023 /* Cisco LMI */
20    
21     #define FR_LMI_ANSI_STATUS_OFFSET 5
22     #define FR_LMI_ANSI_STATUS_ENQUIRY 0x75 /* sent by user */
23     #define FR_LMI_ANSI_STATUS 0x7d /* sent by network */
24    
25     /* Maximum packet size */
26     #define FR_MAX_PKT_SIZE 2048
27    
28     /* Frame-Relay switch table */
29     typedef struct frsw_conn frsw_conn_t;
30     struct frsw_conn {
31     frsw_conn_t *hash_next,*next,**pprev;
32     netio_desc_t *input,*output;
33     u_int dlci_in,dlci_out;
34     m_uint64_t count;
35     };
36    
37     /* Virtual Frame-Relay switch table */
38     #define FRSW_HASH_SIZE 256
39    
40     typedef struct frsw_table frsw_table_t;
41     struct frsw_table {
42     char *name;
43     pthread_mutex_t lock;
44     mempool_t mp;
45     m_uint64_t drop;
46     frsw_conn_t *dlci_table[FRSW_HASH_SIZE];
47     };
48    
49     #define FRSW_LOCK(t) pthread_mutex_lock(&(t)->lock)
50     #define FRSW_UNLOCK(t) pthread_mutex_unlock(&(t)->lock)
51    
52     /* Acquire a reference to a Frame-Relay switch (increment reference count) */
53     frsw_table_t *frsw_acquire(char *name);
54    
55     /* Release a Frame-Relay switch (decrement reference count) */
56     int frsw_release(char *name);
57    
58     /* Create a virtual switch table */
59     frsw_table_t *frsw_create_table(char *name);
60    
61     /* Delete a Frame-Relay switch */
62     int frsw_delete(char *name);
63    
64     /* Delete all Frame-Relay switches */
65     int frsw_delete_all(void);
66    
67     /* Create a switch connection */
68     int frsw_create_vc(frsw_table_t *t,char *nio_input,u_int dlci_in,
69     char *nio_output,u_int dlci_out);
70    
71     /* Remove a switch connection */
72     int frsw_delete_vc(frsw_table_t *t,char *nio_input,u_int dlci_in,
73     char *nio_output,u_int dlci_out);
74    
75     /* Save the configuration of a Frame-Relay switch */
76     void frsw_save_config(frsw_table_t *t,FILE *fd);
77    
78     /* Save configurations of all Frame-Relay switches */
79     void frsw_save_config_all(FILE *fd);
80    
81     /* Start a virtual Frame-Relay switch */
82     int frsw_start(char *filename);
83    
84     #endif

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