24 mday 1.1
25 #ifndef _LSLPDEFS_INCLUDE
26 #define _LSLPDEFS_INCLUDE
27
28
29 #ifdef __linux__
30 #include <endian.h>
31 #else
32 #define __LITTLE_ENDIAN__ 1234
33 #define __BIG_ENDIAN__ 4321
34 #define __PDP_ENDIAN__ 3412
35 #define __BYTE_ORDER__ __LITTLE_ENDIAN__
36 #endif
37
38
39 /********* circular list macros *********************/
40
41 /*---------------------------------------------------------------------**
42 ** structures used with these macros MUST have the following elements: **
43 ** struct type-name { **
44 ** struct type-name *next; **
45 mday 1.1 ** struct type-name *prev; **
46 ** BOOL isHead; **
47 ** } **
48 **---------------------------------------------------------------------*/
49
50 /* is node x the head of the list? */
51 /* BOOL IS_HEAD(node *x); */
52 #define _LSLP_IS_HEAD(x) ((x)->isHead )
53
54 /* where h is the head of the list */
55 /* BOOL _LSLP_IS_EMPTY(head); */
56 #define _LSLP_IS_EMPTY(h) \
57 ((((h)->next == (h)) && ((h)->prev == (h)) ) ? TRUE : FALSE)
58
59 /* where n is the new node, insert it immediately after node x */
60 /* x can be the head of the list */
61 /* void _LSLP_INSERT(new, after); */
62 #define _LSLP_INSERT(n, x) \
63 {(n)->prev = (x); \
64 (n)->next = (x)->next; \
65 (x)->next->prev = (n); \
66 mday 1.1 (x)->next = (n); }
67
68 #define _LSLP_INSERT_AFTER _LSLP_INSERT
69 #define _LSLP_INSERT_BEFORE(n, x) \
70 {(n)->next = (x); \
71 (n)->prev = (x)->prev; \
72 (x)->prev->next = (n); \
73 (x)->prev = (n); }
74
75 #define _LSLP_INSERT_WORKNODE_LAST(n, x) \
76 {gettimeofday(&((n)->timer)); \
77 (n)->next = (x); \
78 (n)->prev = (x)->prev; \
79 (x)->prev->next = (n); \
80 (x)->prev = (n); }
81
82 #define _LSLP_INSERT_WORKNODE_FIRST(n, x) \
83 {gettimeofday(&((n)->timer)); \
84 (n)->prev = (x); \
85 (n)->next = (x)->next; \
86 (x)->next->prev = (n); \
87 mday 1.1 (x)->next = (n); }
88
89
90 /* delete node x - harmless if mib is empty */
91 /* void _LSLP_DELETE_(x); */
92 #define _LSLP_UNLINK(x) \
93 {(x)->prev->next = (x)->next; \
94 (x)->next->prev = (x)->prev;}
95
96 /* given the head of the list h, determine if node x is the last node */
97 /* BOOL _LSLP_IS_LAST(head, x); */
98 #define _LSLP_IS_LAST(h, x) \
99 (((x)->prev == (h) && (h)->prev == (x)) ? TRUE : FALSE)
100
101 /* given the head of the list h, determine if node x is the first node */
102 /* BOOL _LSLP_IS_FIRST(head, x); */
103 #define _LSLP_IS_FIRST(h, x) \
104 (((x)->prev == (h) && (h)->next == (x)) ? TRUE : FALSE)
105
106 /* given the head of the list h, determine if node x is the only node */
107 /* BOOL _LSLP_IS_ONLY(head, x); */
108 mday 1.1 #define _LSLP_IS_ONLY(h, x) \
109 (((x)->next == (h) && (h)->prev == (x)) ? TRUE : FALSE)
110 /* void _LSLP_LINK_HEAD(dest, src); */
111 #define _LSLP_LINK_HEAD(d, s) \
112 {(d)->next = (s)->next; \
113 (d)->prev = (s)->prev; \
114 (s)->next->prev = (d); \
115 (s)->prev->next = (d) ; \
116 (s)->prev = (s)->next = (s); }
117
118
119 /************* bit-set macros *********************************/
120 /* how many dwords do we need to allocate to hold b bits ? */
121 #define _LSLP_SIZEOF_BITARRAY(b) (((b) >> 5) + 1)
122 /* operating on an array of dwords */
123 #define _LSLP_IS_BIT_SET(b, a) (*((a) + ((b) >> 5)) & (1 << (((b)%32) - 1)))
124 #define _LSLP_SET_BIT(b, a) (*((a) + ((b) >> 5)) |= (1 << (((b)%32) - 1)))
125 #define _LSLP_CLEAR_BIT(b, a) (*((a) + ((b) >> 5)) ^= (1 << (((b)%32) - 1)))
126
127 /* the usual */
128 #define _LSLP_MIN(a, b) ((a) < (b) ? (a) : (b))
129 mday 1.1 #define _LSLP_MAX(a, b) ((a) > (b) ? (a) : (b))
130
131 /********************** SLP V2 MACROS *************************/
132 /**************************************************************/
133 #define LSLP_PROTO_VER 2
134 #define LSLP_PORT 427
135 #define _LSLP_LOCAL_BCAST inet_addr("255.255.255.255")
136 #define _LSLP_MCAST inet_addr("239.255.255.253")
137 /* derive an address for a directed broadcast */
138 /* a = uint32 addr, m = uint32 mask */
139 /* #define _LSLP_DIR_BCAST(a, m) ((((a) &= (m)) && ((a) |= ~(m))) ? (a) : (a) ) */
140
141 #define LSLP_EN_US "en-USA\0\0"
142 #define LSLP_EN_US_LEN 8
143 /* the absolute minimum hdr size */
144 #define LSLP_MIN_HDR 14
145
146 /* slp v2 message types */
147 #define LSLP_SRVRQST 1
148 #define LSLP_SRVRPLY 2
149 #define LSLP_SRVREG 3
150 mday 1.1 #define LSLP_SRVDEREG 4
151 #define LSLP_SRVACK 5
152 #define LSLP_ATTRREQ 6
153 #define LSLP_ATTRRPLY 7
154 #define LSLP_DAADVERT 8
155 #define LSLP_SRVTYPERQST 9
156 #define LSLP_SRVTYPERPLY 10
157 #define LSLP_SAADVERT 11
158 #define LSLP_MESHCTRL 12
159 #define LSLP_MESHCTRL_NULL 0
160 #define LSLP_MESHCTRL_DATA 2
161 #define LSLP_MESHCTRL_PEER_IND 3
162 #define LSLP_MESHCTRL_DA_IND 4
163 #define LSLP_MESHCTRL_KEEPALIVE 5
164 #define LSLP_MESHCTRL_EXT 0x0006
165 #define LSLP_MESHCTRL_FORWARD 1
166
167 /* slp error codes */
168 #define LSLP_LANGUAGE_NOT_SUPPORTED 1
169 #define LSLP_PARSE_ERROR 2
170 #define LSLP_INVALID_REGISTRATION 3
171 mday 1.1 #define LSLP_SCOPE_NOT_SUPPORTED 4
172 #define LSLP_AUTHENTICATION_UNKNOWN 5
173 #define LSLP_AUTHENTICATION_ABSENT 6
174 #define LSLP_AUTHENTICATION_FAILED 7
175 #define LSLP_VERSION_NOT_SUPPORTED 9
176 #define LSLP_INTERNAL_ERROR 10
177 #define LSLP_DA_BUSY 11
178 #define LSLP_OPTION_NOT_UNDERSTOOD 12
179 #define LSLP_INVALID_UPDATE 13
180 #define LSLP_MSG_NOT_SUPPORTED 14
181 #define LSLP_REFRESH_REJECTED 15
182
183 /*SLP error codes */
184 #define LSLP_OK 0x00000000
185 #define LSLPERR_BASE 0x00002000
186 #define LSLPERR_INVALID_SEM LSLPERR_BASE + 0x00000001
187 #define LSLP_NOT_INITIALIZED LSLPERR_BASE + 0x00000002
188 #define LSLP_TIMEOUT LSLPERR_BASE + 0x00000003
189 #define LSLP_MALLOC_ERROR LSLPERR_BASE + 0x00000004
190 #define LSLP_FILE_ERROR LSLPERR_BASE + 0x00000005
191 #define LSLP_LDAP_BIND_ERROR LSLPERR_BASE + 0x00000006
192 mday 1.1 #define LSLP_LDAP_MODIFY_ERROR LSLPERR_BASE + 0x00000007
193 #define LSLP_LDAP_NOT_INITIALIZED LSLPERR_BASE + 0x00000008
194
195
196 /* offsets into the SLPv2 header */
197 #define LSLP_VERSION 0
198 #define LSLP_FUNCTION 1
199 #define LSLP_LENGTH 2
200 #define LSLP_FLAGS 5
201 #define LSLP_NEXT_EX 7
202 #define LSLP_XID 10
203 #define LSLP_LAN_LEN 12
204 #define LSLP_LAN 14
205
206
207 /* macros to gain access to SLP header fields */
208 /* h = (uint8 *)slpHeader */
209 /* o = int32 offset */
210 /* i = int32 value */
211 #if __BYTE_ORDER == __LITTLE_ENDIAN
212 #define _LSLP_GETBYTE(h, o) (0x00ff & *(uint8 *) &((h)[(o)]))
213 mday 1.1 #define _LSLP_GETSHORT(h, o) ((0xff00 & _LSLP_GETBYTE((h), (o)) << 8) + \
214 (0x00ff & _LSLP_GETBYTE((h), (o) + 1)) )
215 #define _LSLP_SETBYTE(h, i, o) ((h)[(o)] = (uint8)i)
216 #define _LSLP_SETSHORT(h, i, o) { _LSLP_SETBYTE((h), (0xff & ((i) >> 8)), (o)); \
217 _LSLP_SETBYTE((h), (0xff & (i)), (o) + 1); }
218 #define _LSLP_GETLONG(h, o) ( (0xffff0000 & _LSLP_GETSHORT((h), (o)) << 16) + \
219 (0x0000ffff & _LSLP_GETSHORT((h), (o) + 2)) )
220 #define _LSLP_SETLONG(h, i, o) { _LSLP_SETSHORT((h), (0xffff & ((i) >> 16)), (o) ); \
221 _LSLP_SETSHORT((h), (0xffff & (i)), (o) + 2); }
222 /* length is a 3-byte value */
223 #define _LSLP_GETLENGTH(h) ((0xff0000 & (*(uint8 *) &((h)[LSLP_LENGTH]) << 16)) + \
224 (0x00ff00 & (*(uint8 *) &((h)[LSLP_LENGTH + 1]) << 8)) + \
225 (0x0000ff & (*(uint8 *) &((h)[LSLP_LENGTH + 2]))))
226 #define _LSLP_SETLENGTH(h, i) {_LSLP_SETSHORT( (h), (((i) & 0xffff00) >> 8), LSLP_LENGTH ); \
227 _LSLP_SETBYTE((h), ((i) & 0x0000ff), LSLP_LENGTH + 2);}
228 /* next option offset is a 3-byte value */
229 #define _LSLP_GETFIRSTEXT(h) ((0xff0000 & (*(uint8 *) &((h)[LSLP_NEXT_EX]) << 16)) + \
230 (0x00ff00 & (*(uint8 *) &((h)[LSLP_NEXT_EX + 1]) << 8)) + \
231 (0x0000ff & (*(uint8 *) &((h)[LSLP_NEXT_EX + 2]))))
232 #define _LSLP_SETFIRSTEXT(h, i) {_LSLP_SETSHORT((h), (((i) & 0xffff00) >> 8), LSLP_NEXT_EX ); \
233 _LSLP_SETBYTE((h), ((i) & 0x0000ff), LSLP_NEXT_EX + 2);}
234 mday 1.1
235 #define _LSLP_GETNEXTEXT(h, o) ((0xff0000 & (*(uint8 *) &((h)[(o)]) << 16)) + \
236 (0x00ff00 & (*(uint8 *) &((h)[(o) + 1]) << 8)) + \
237 (0x0000ff & (*(uint8 *) &((h)[(o) + 2]))))
238 #define _LSLP_SETNEXTEXT(h, i, o) {_LSLP_SETSHORT((h), (((i) & 0xffff00) >> 8), (o) ); \
239 _LSLP_SETBYTE((h), ((i) & 0x0000ff), (o) + 2);}
240
241 #else /* BIG ENDIAN */
242
243 #define _LSLP_GETBYTE(h, o) (0x00ff & *((uint8 *) &((h)[(o)])))
244 #define _LSLP_GETSHORT(h, o) (0xffff & *((uint16 *) &((h)[(o)])))
245 #define _LSLP_SETBYTE(h, i, o) ((h)[(o)] = (uint8)(i))
246 #define _LSLP_SETSHORT(h, i, o) (*((uint16 *) &((h)[(o)])) = (0xffff & (i)))
247 #define _LSLP_GETLONG(h, o) (0xffffffff & *((uint32 *)&((h)[(o)])))
248 #define _LSLP_SETLONG(h, i, o) (*((uint32 *)&((h)[(o)])) = (0xffffffff * (i)))
249 /* length is a 3-byte value */
250 #define _LSLP_GETLENGTH(h) (0x00ffffff & *((uint32 *)(&h[LSLP_LENGTH])))
251 #define _LSLP_SETLENGTH(h, i) {_LSLP_SETSHORT((h), (0x00ffff00 & (i)), LSLP_LENGTH) ; \
252 _LSLP_SETBYTE((h), (0x000000ff & (i)), LSLP_LENGTH + 2);}
253 /* next option offset is a 3-byte value */
254 #define _LSLP_GETFIRSTEXT(h) (0x00ffffff & *((uint32 *)(&h[LSLP_NEXT_EX])))
255 mday 1.1 #define _LSLP_SETFIRSTEXT(h, i) {_LSLP_SETSHORT((h), (0x00ffff00 & (i)), LSLP_NEXT_EX) ; \
256 _LSLP_SETBYTE((h), (0x000000ff & (i)), LSLP_NEXT_EX + 2);}
257 #define _LSLP_GETNEXTEXT(h, o) (0x00ffffff & *((uint32 *)(&h[(o)])))
258 #define _LSLP_SETNEXTEXT(h, i, o) {_LSLP_SETSHORT((h), (0x00ffff00 & (i)), (o)) ; \
259 _LSLP_SETBYTE((h), (0x000000ff & (i)), (o) + 2);}
260
261
262 #endif /* ENDIAN definitions */
263
264 /* macros to get and set header fields */
265 #define _LSLP_GETVERSION(h) _LSLP_GETBYTE((h), LSLP_VERSION)
266 #define _LSLP_SETVERSION(h, i) _LSLP_SETBYTE((h), (i), LSLP_VERSION)
267 #define _LSLP_GETFUNCTION(h) _LSLP_GETBYTE((h), LSLP_FUNCTION)
268 #define _LSLP_SETFUNCTION(h, i) _LSLP_SETBYTE((h), (i), LSLP_FUNCTION)
269 #define _LSLP_GETFLAGS(h) _LSLP_GETBYTE((h), LSLP_FLAGS)
270 #define _LSLP_SETFLAGS(h, i) _LSLP_SETBYTE((h), (i), LSLP_FLAGS)
271 #define _LSLP_GETLANLEN(h) _LSLP_GETSHORT((h), LSLP_LAN_LEN)
272 #define _LSLP_SETLANLEN(h, i) _LSLP_SETSHORT((h), (i), LSLP_LAN_LEN)
273 /* s = int8 *language-string */
274 #define _LSLP_SETLAN(h, s) {_LSLP_SETSHORT((h),(_LSLP_MIN( (strlen((s)) + 2), 17)), LSLP_LAN_LEN); \
275 memcpy(&(h)[LSLP_LAN],(s),(_LSLP_MIN( (strlen((s)) + 2) , 17)));}
276 mday 1.1 #define _LSLP_GETXID(h) _LSLP_GETSHORT((h), LSLP_XID)
277 #define _LSLP_SETXID(h, i) _LSLP_SETSHORT((h), (i), LSLP_XID)
278 #define _LSLP_HDRLEN(h) (14 + _LSLP_GETLANLEN((h)))
279 /* give (work *), how big is the msg header ? */
280 #define _LSLP_HDRLEN_WORK(work) (14 + (work)->hdr.langLen )
281 /* given (work *), how big is the data field ? */
282 #define _LSLP_DATALEN_WORK(work) (((work)->hdr.len) - _LSLP_HDRLEN_WORK((work)))
283
284 #define LSLP_FLAGS_OVERFLOW 0x80
285 #define LSLP_FLAGS_FRESH 0x40
286 #define LSLP_FLAGS_MCAST 0x20
287
288 /******** internal slp message definitions ********/
289
290 /* URL entry definitions */
291 #define LSLP_URL_LIFE 1
292 #define LSLP_URL_LEN 3
293 #define _LSLP_GETURLLIFE(h) _LSLP_GETSHORT((h), LSLP_URL_LIFE)
294 #define _LSLP_SETURLLIFE(h, i) _LSLP_SETSHORT((h), (i), LSLP_URL_LIFE)
295 #define _LSLP_GETURLLEN(h) _LSLP_GETSHORT((h), LSLP_URL_LEN)
296 #define _LSLP_SETURLLEN(h, i) _LSLP_SETSHORT((h), (i), LSLP_URL_LEN)
297 mday 1.1
298 #define LSLP_MTU 1432
299
300
301
302 #endif /* _LSLPDEFS_INCLUDE */
303
304
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