phonet.h
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022:
023: #ifndef LINUX_PHONET_H
024: #define LINUX_PHONET_H
025:
026: #include <linux/types.h>
027: #include <linux/socket.h>
028:
029:
030: #define PN_PROTO_TRANSPORT 0
031:
032: #define PN_PROTO_PHONET 1
033:
034: #define PN_PROTO_PIPE 2
035: #define PHONET_NPROTO 3
036:
037:
038: #define PNPIPE_ENCAP 1
039: #define PNPIPE_IFINDEX 2
040: #define PNPIPE_HANDLE 3
041:
042: #define PNADDR_ANY 0
043: #define PNADDR_BROADCAST 0xFC
044: #define PNPORT_RESOURCE_ROUTING 0
045:
046:
047: #define PNPIPE_ENCAP_NONE 0
048: #define PNPIPE_ENCAP_IP 1
049:
050:
051: #define SIOCPNGETOBJECT (SIOCPROTOPRIVATE + 0)
052: #define SIOCPNADDRESOURCE (SIOCPROTOPRIVATE + 14)
053: #define SIOCPNDELRESOURCE (SIOCPROTOPRIVATE + 15)
054:
055:
056: struct phonethdr {
057: __u8 pn_rdev;
058: __u8 pn_sdev;
059: __u8 pn_res;
060: __be16 pn_length;
061: __u8 pn_robj;
062: __u8 pn_sobj;
063: } __attribute__((packed));
064:
065:
066: struct phonetmsg {
067: __u8 pn_trans_id;
068: __u8 pn_msg_id;
069: union {
070: struct {
071: __u8 pn_submsg_id;
072: __u8 pn_data[5];
073: } base;
074: struct {
075: __u16 pn_e_res_id;
076: __u8 pn_e_submsg_id;
077: __u8 pn_e_data[3];
078: } ext;
079: } pn_msg_u;
080: };
081: #define PN_COMMON_MESSAGE 0xF0
082: #define PN_COMMGR 0x10
083: #define PN_PREFIX 0xE0
084: #define pn_submsg_id pn_msg_u.base.pn_submsg_id
085: #define pn_e_submsg_id pn_msg_u.ext.pn_e_submsg_id
086: #define pn_e_res_id pn_msg_u.ext.pn_e_res_id
087: #define pn_data pn_msg_u.base.pn_data
088: #define pn_e_data pn_msg_u.ext.pn_e_data
089:
090:
091: #define PN_COMM_SERVICE_NOT_IDENTIFIED_RESP 0x01
092: #define PN_COMM_ISA_ENTITY_NOT_REACHABLE_RESP 0x14
093: #define pn_orig_msg_id pn_data[0]
094: #define pn_status pn_data[1]
095: #define pn_e_orig_msg_id pn_e_data[0]
096: #define pn_e_status pn_e_data[1]
097:
098:
099: struct sockaddr_pn {
100: __kernel_sa_family_t spn_family;
101: __u8 spn_obj;
102: __u8 spn_dev;
103: __u8 spn_resource;
104: __u8 spn_zero[sizeof(struct sockaddr) - sizeof(__kernel_sa_family_t) - 3];
105: } __attribute__((packed));
106:
107:
108: #define PN_DEV_PC 0x10
109:
110: static __inline__ __u16 pn_object(__u8 addr, __u16 port)
111: {
112: return (addr << 8) | (port & 0x3ff);
113: }
114:
115: static __inline__ __u8 pn_obj(__u16 handle)
116: {
117: return handle & 0xff;
118: }
119:
120: static __inline__ __u8 pn_dev(__u16 handle)
121: {
122: return handle >> 8;
123: }
124:
125: static __inline__ __u16 pn_port(__u16 handle)
126: {
127: return handle & 0x3ff;
128: }
129:
130: static __inline__ __u8 pn_addr(__u16 handle)
131: {
132: return (handle >> 8) & 0xfc;
133: }
134:
135: static __inline__ void pn_sockaddr_set_addr(struct sockaddr_pn *spn, __u8 addr)
136: {
137: spn->spn_dev &= 0x03;
138: spn->spn_dev |= addr & 0xfc;
139: }
140:
141: static __inline__ void pn_sockaddr_set_port(struct sockaddr_pn *spn, __u16 port)
142: {
143: spn->spn_dev &= 0xfc;
144: spn->spn_dev |= (port >> 8) & 0x03;
145: spn->spn_obj = port & 0xff;
146: }
147:
148: static __inline__ void pn_sockaddr_set_object(struct sockaddr_pn *spn,
149: __u16 handle)
150: {
151: spn->spn_dev = pn_dev(handle);
152: spn->spn_obj = pn_obj(handle);
153: }
154:
155: static __inline__ void pn_sockaddr_set_resource(struct sockaddr_pn *spn,
156: __u8 resource)
157: {
158: spn->spn_resource = resource;
159: }
160:
161: static __inline__ __u8 pn_sockaddr_get_addr(const struct sockaddr_pn *spn)
162: {
163: return spn->spn_dev & 0xfc;
164: }
165:
166: static __inline__ __u16 pn_sockaddr_get_port(const struct sockaddr_pn *spn)
167: {
168: return ((spn->spn_dev & 0x03) << 8) | spn->spn_obj;
169: }
170:
171: static __inline__ __u16 pn_sockaddr_get_object(const struct sockaddr_pn *spn)
172: {
173: return pn_object(spn->spn_dev, spn->spn_obj);
174: }
175:
176: static __inline__ __u8 pn_sockaddr_get_resource(const struct sockaddr_pn *spn)
177: {
178: return spn->spn_resource;
179: }
180:
181:
182:
183: #endif
184:
© Andrew Scott 2006 -
2025,
All Rights Reserved