aboutsummaryrefslogtreecommitdiffstats
path: root/include/net/phonet
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/phonet')
-rw-r--r--include/net/phonet/gprs.h38
-rw-r--r--include/net/phonet/pep.h160
-rw-r--r--include/net/phonet/phonet.h112
-rw-r--r--include/net/phonet/pn_dev.h50
4 files changed, 360 insertions, 0 deletions
diff --git a/include/net/phonet/gprs.h b/include/net/phonet/gprs.h
new file mode 100644
index 000000000000..928daf595beb
--- /dev/null
+++ b/include/net/phonet/gprs.h
@@ -0,0 +1,38 @@
1/*
2 * File: pep_gprs.h
3 *
4 * GPRS over Phonet pipe end point socket
5 *
6 * Copyright (C) 2008 Nokia Corporation.
7 *
8 * Author: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * version 2 as published by the Free Software Foundation.
13 *
14 * This program is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
22 * 02110-1301 USA
23 */
24
25#ifndef NET_PHONET_GPRS_H
26#define NET_PHONET_GPRS_H
27
28struct sock;
29struct sk_buff;
30
31int pep_writeable(struct sock *sk);
32int pep_write(struct sock *sk, struct sk_buff *skb);
33struct sk_buff *pep_read(struct sock *sk);
34
35int gprs_attach(struct sock *sk);
36void gprs_detach(struct sock *sk);
37
38#endif
diff --git a/include/net/phonet/pep.h b/include/net/phonet/pep.h
new file mode 100644
index 000000000000..fcd793030e4d
--- /dev/null
+++ b/include/net/phonet/pep.h
@@ -0,0 +1,160 @@
1/*
2 * File: pep.h
3 *
4 * Phonet Pipe End Point sockets definitions
5 *
6 * Copyright (C) 2008 Nokia Corporation.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 */
22
23#ifndef NET_PHONET_PEP_H
24#define NET_PHONET_PEP_H
25
26struct pep_sock {
27 struct pn_sock pn_sk;
28
29 /* XXX: union-ify listening vs connected stuff ? */
30 /* Listening socket stuff: */
31 struct hlist_head ackq;
32 struct hlist_head hlist;
33
34 /* Connected socket stuff: */
35 struct sock *listener;
36 struct sk_buff_head ctrlreq_queue;
37#define PNPIPE_CTRLREQ_MAX 10
38 int ifindex;
39 u16 peer_type; /* peer type/subtype */
40 u8 pipe_handle;
41
42 u8 rx_credits;
43 u8 tx_credits;
44 u8 rx_fc; /* RX flow control */
45 u8 tx_fc; /* TX flow control */
46 u8 init_enable; /* auto-enable at creation */
47};
48
49static inline struct pep_sock *pep_sk(struct sock *sk)
50{
51 return (struct pep_sock *)sk;
52}
53
54extern const struct proto_ops phonet_stream_ops;
55
56/* Pipe protocol definitions */
57struct pnpipehdr {
58 u8 utid; /* transaction ID */
59 u8 message_id;
60 u8 pipe_handle;
61 union {
62 u8 state_after_connect; /* connect request */
63 u8 state_after_reset; /* reset request */
64 u8 error_code; /* any response */
65 u8 pep_type; /* status indication */
66 u8 data[1];
67 };
68};
69#define other_pep_type data[1]
70
71static inline struct pnpipehdr *pnp_hdr(struct sk_buff *skb)
72{
73 return (struct pnpipehdr *)skb_transport_header(skb);
74}
75
76#define MAX_PNPIPE_HEADER (MAX_PHONET_HEADER + 4)
77
78enum {
79 PNS_PIPE_DATA = 0x20,
80
81 PNS_PEP_CONNECT_REQ = 0x40,
82 PNS_PEP_CONNECT_RESP,
83 PNS_PEP_DISCONNECT_REQ,
84 PNS_PEP_DISCONNECT_RESP,
85 PNS_PEP_RESET_REQ,
86 PNS_PEP_RESET_RESP,
87 PNS_PEP_ENABLE_REQ,
88 PNS_PEP_ENABLE_RESP,
89 PNS_PEP_CTRL_REQ,
90 PNS_PEP_CTRL_RESP,
91 PNS_PEP_DISABLE_REQ = 0x4C,
92 PNS_PEP_DISABLE_RESP,
93
94 PNS_PEP_STATUS_IND = 0x60,
95 PNS_PIPE_CREATED_IND,
96 PNS_PIPE_RESET_IND = 0x63,
97 PNS_PIPE_ENABLED_IND,
98 PNS_PIPE_REDIRECTED_IND,
99 PNS_PIPE_DISABLED_IND = 0x66,
100};
101
102#define PN_PIPE_INVALID_HANDLE 0xff
103#define PN_PEP_TYPE_COMMON 0x00
104
105/* Phonet pipe status indication */
106enum {
107 PN_PEP_IND_FLOW_CONTROL,
108 PN_PEP_IND_ID_MCFC_GRANT_CREDITS,
109};
110
111/* Phonet pipe error codes */
112enum {
113 PN_PIPE_NO_ERROR,
114 PN_PIPE_ERR_INVALID_PARAM,
115 PN_PIPE_ERR_INVALID_HANDLE,
116 PN_PIPE_ERR_INVALID_CTRL_ID,
117 PN_PIPE_ERR_NOT_ALLOWED,
118 PN_PIPE_ERR_PEP_IN_USE,
119 PN_PIPE_ERR_OVERLOAD,
120 PN_PIPE_ERR_DEV_DISCONNECTED,
121 PN_PIPE_ERR_TIMEOUT,
122 PN_PIPE_ERR_ALL_PIPES_IN_USE,
123 PN_PIPE_ERR_GENERAL,
124 PN_PIPE_ERR_NOT_SUPPORTED,
125};
126
127/* Phonet pipe states */
128enum {
129 PN_PIPE_DISABLE,
130 PN_PIPE_ENABLE,
131};
132
133/* Phonet pipe sub-block types */
134enum {
135 PN_PIPE_SB_CREATE_REQ_PEP_SUB_TYPE,
136 PN_PIPE_SB_CONNECT_REQ_PEP_SUB_TYPE,
137 PN_PIPE_SB_REDIRECT_REQ_PEP_SUB_TYPE,
138 PN_PIPE_SB_NEGOTIATED_FC,
139 PN_PIPE_SB_REQUIRED_FC_TX,
140 PN_PIPE_SB_PREFERRED_FC_RX,
141};
142
143/* Phonet pipe flow control models */
144enum {
145 PN_NO_FLOW_CONTROL,
146 PN_LEGACY_FLOW_CONTROL,
147 PN_ONE_CREDIT_FLOW_CONTROL,
148 PN_MULTI_CREDIT_FLOW_CONTROL,
149};
150
151#define pn_flow_safe(fc) ((fc) >> 1)
152
153/* Phonet pipe flow control states */
154enum {
155 PEP_IND_EMPTY,
156 PEP_IND_BUSY,
157 PEP_IND_READY,
158};
159
160#endif
diff --git a/include/net/phonet/phonet.h b/include/net/phonet/phonet.h
new file mode 100644
index 000000000000..d4e72508e145
--- /dev/null
+++ b/include/net/phonet/phonet.h
@@ -0,0 +1,112 @@
1/*
2 * File: af_phonet.h
3 *
4 * Phonet sockets kernel definitions
5 *
6 * Copyright (C) 2008 Nokia Corporation.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 */
22
23#ifndef AF_PHONET_H
24#define AF_PHONET_H
25
26/*
27 * The lower layers may not require more space, ever. Make sure it's
28 * enough.
29 */
30#define MAX_PHONET_HEADER 8
31
32/*
33 * Every Phonet* socket has this structure first in its
34 * protocol-specific structure under name c.
35 */
36struct pn_sock {
37 struct sock sk;
38 u16 sobject;
39 u8 resource;
40};
41
42static inline struct pn_sock *pn_sk(struct sock *sk)
43{
44 return (struct pn_sock *)sk;
45}
46
47extern const struct proto_ops phonet_dgram_ops;
48
49struct sock *pn_find_sock_by_sa(const struct sockaddr_pn *sa);
50void phonet_get_local_port_range(int *min, int *max);
51void pn_sock_hash(struct sock *sk);
52void pn_sock_unhash(struct sock *sk);
53int pn_sock_get_port(struct sock *sk, unsigned short sport);
54
55int pn_skb_send(struct sock *sk, struct sk_buff *skb,
56 const struct sockaddr_pn *target);
57
58static inline struct phonethdr *pn_hdr(struct sk_buff *skb)
59{
60 return (struct phonethdr *)skb_network_header(skb);
61}
62
63static inline struct phonetmsg *pn_msg(struct sk_buff *skb)
64{
65 return (struct phonetmsg *)skb_transport_header(skb);
66}
67
68/*
69 * Get the other party's sockaddr from received skb. The skb begins
70 * with a Phonet header.
71 */
72static inline
73void pn_skb_get_src_sockaddr(struct sk_buff *skb, struct sockaddr_pn *sa)
74{
75 struct phonethdr *ph = pn_hdr(skb);
76 u16 obj = pn_object(ph->pn_sdev, ph->pn_sobj);
77
78 sa->spn_family = AF_PHONET;
79 pn_sockaddr_set_object(sa, obj);
80 pn_sockaddr_set_resource(sa, ph->pn_res);
81 memset(sa->spn_zero, 0, sizeof(sa->spn_zero));
82}
83
84static inline
85void pn_skb_get_dst_sockaddr(struct sk_buff *skb, struct sockaddr_pn *sa)
86{
87 struct phonethdr *ph = pn_hdr(skb);
88 u16 obj = pn_object(ph->pn_rdev, ph->pn_robj);
89
90 sa->spn_family = AF_PHONET;
91 pn_sockaddr_set_object(sa, obj);
92 pn_sockaddr_set_resource(sa, ph->pn_res);
93 memset(sa->spn_zero, 0, sizeof(sa->spn_zero));
94}
95
96/* Protocols in Phonet protocol family. */
97struct phonet_protocol {
98 const struct proto_ops *ops;
99 struct proto *prot;
100 int sock_type;
101};
102
103int phonet_proto_register(int protocol, struct phonet_protocol *pp);
104void phonet_proto_unregister(int protocol, struct phonet_protocol *pp);
105
106int phonet_sysctl_init(void);
107void phonet_sysctl_exit(void);
108void phonet_netlink_register(void);
109int isi_register(void);
110void isi_unregister(void);
111
112#endif
diff --git a/include/net/phonet/pn_dev.h b/include/net/phonet/pn_dev.h
new file mode 100644
index 000000000000..bbd2a836e04c
--- /dev/null
+++ b/include/net/phonet/pn_dev.h
@@ -0,0 +1,50 @@
1/*
2 * File: pn_dev.h
3 *
4 * Phonet network device
5 *
6 * Copyright (C) 2008 Nokia Corporation.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20 * 02110-1301 USA
21 */
22
23#ifndef PN_DEV_H
24#define PN_DEV_H
25
26struct phonet_device_list {
27 struct list_head list;
28 spinlock_t lock;
29};
30
31extern struct phonet_device_list pndevs;
32
33struct phonet_device {
34 struct list_head list;
35 struct net_device *netdev;
36 DECLARE_BITMAP(addrs, 64);
37};
38
39void phonet_device_init(void);
40void phonet_device_exit(void);
41struct net_device *phonet_device_get(struct net *net);
42
43int phonet_address_add(struct net_device *dev, u8 addr);
44int phonet_address_del(struct net_device *dev, u8 addr);
45u8 phonet_address_get(struct net_device *dev, u8 addr);
46int phonet_address_lookup(u8 addr);
47
48#define PN_NO_ADDR 0xff
49
50#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-28 15:29:19 -0500