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1 | # -*-pyrex-*- |
2 | # |
3 | # $Id$ |
4 | # |
5 | # Basic definitions, used all over |
6 | # |
7 | # (c) 2005 Straylight/Edgeware |
8 | # |
9 | |
10 | #----- Licensing notice ----------------------------------------------------- |
11 | # |
12 | # This file is part of the Python interface to mLib. |
13 | # |
14 | # mLib/Python is free software; you can redistribute it and/or modify |
15 | # it under the terms of the GNU General Public License as published by |
16 | # the Free Software Foundation; either version 2 of the License, or |
17 | # (at your option) any later version. |
18 | # |
19 | # mLib/Python is distributed in the hope that it will be useful, |
20 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
21 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
22 | # GNU General Public License for more details. |
23 | # |
24 | # You should have received a copy of the GNU General Public License |
25 | # along with mLib/Python; if not, write to the Free Software Foundation, |
26 | # Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
27 | |
28 | #----- C library ------------------------------------------------------------ |
29 | |
30 | cdef extern from 'errno.h': |
31 | int errno |
32 | enum: |
33 | EINTR |
34 | EAGAIN |
35 | cdef extern from 'limits.h': |
36 | enum: |
37 | LONG_MAX |
38 | cdef extern from 'math.h': |
39 | double modf(double x, double *i) |
40 | cdef extern from 'stddef.h': |
41 | ctypedef int size_t |
42 | cdef extern from 'string.h': |
43 | void memcpy(void *p, void *q, size_t n) |
44 | char *strerror(int err) |
45 | |
46 | #----- Unix interface ------------------------------------------------------- |
47 | |
48 | cdef extern from 'sys/types.h': |
49 | pass |
50 | cdef extern from 'sys/time.h': |
51 | struct timeval: |
52 | int tv_sec |
53 | int tv_usec |
54 | |
55 | cdef extern from 'sys/socket.h': |
56 | struct sockaddr: |
57 | int sa_family |
58 | enum: |
59 | AF_INET |
60 | int getsockname(int fd, sockaddr *pa, size_t *psz) |
61 | int getpeername(int fd, sockaddr *pa, size_t *psz) |
62 | cdef extern from 'arpa/inet.h': |
63 | struct in_addr: |
64 | int s_addr |
65 | int inet_aton(char *rp, in_addr *ia) |
66 | char *inet_ntoa(in_addr ia) |
67 | cdef extern from 'netinet/in.h': |
68 | struct sockaddr_in: |
69 | int sin_family |
70 | in_addr sin_addr |
71 | int sin_port |
72 | int htons(int x) |
73 | int htonl(int x) |
74 | int ntohs(int x) |
75 | int ntohl(int x) |
76 | cdef extern from 'netdb.h': |
77 | struct hostent: |
78 | char *h_name |
79 | char **h_aliases |
80 | int h_addrtype |
81 | int h_length |
82 | char **h_addr_list |
83 | char *h_addr |
84 | int h_errno |
85 | |
86 | #----- Python --------------------------------------------------------------- |
87 | |
88 | cdef extern from 'Python.h': |
89 | |
90 | object PyString_FromStringAndSize(char *p, int len) |
91 | int PyString_AsStringAndSize(obj, char **p, int *len) except -1 |
92 | int PyObject_AsReadBuffer(obj, void **buf, int *len) except -1 |
93 | int PyObject_TypeCheck(obj, ty) |
94 | object PyInt_FromLong(long i) |
95 | object PyLong_FromUnsignedLong(unsigned long i) |
96 | |
97 | ctypedef struct PyObject: |
98 | pass |
99 | ctypedef struct PyTypeObject: |
100 | pass |
101 | void Py_INCREF(PyObject *obj) |
102 | void Py_DECREF(PyObject *obj) |
103 | |
104 | #----- mLib basic stuff ----------------------------------------------------- |
105 | |
106 | cdef extern from 'mLib/alloc.h': |
107 | char *xstrdup(char *p) |
108 | void *xmalloc(size_t sz) |
109 | void xfree(void *p) |
110 | |
111 | cdef extern from 'mLib/bits.h': |
112 | ctypedef int uint32 |
113 | |
114 | cdef extern from 'mLib/dstr.h': |
115 | ctypedef struct dstr: |
116 | char *buf |
117 | int len |
118 | void DCREATE(dstr *d) |
119 | void dstr_destroy(dstr *d) |
120 | |
121 | #----- CRC32 ---------------------------------------------------------------- |
122 | |
123 | cdef extern from 'mLib/crc32.h': |
124 | uint32 c_crc32 "crc32" (uint32 a, void *p, int sz) |
125 | |
126 | #----- Universal hashing ---------------------------------------------------- |
127 | |
128 | cdef extern from 'mLib/unihash.h': |
129 | ctypedef struct unihash_info: |
130 | pass |
131 | void unihash_setkey(unihash_info *i, uint32 k) |
132 | uint32 UNIHASH_INIT(unihash_info *i) |
133 | uint32 unihash_hash(unihash_info *i, uint32 a, void *p, int sz) |
134 | unihash_info unihash_global |
135 | |
136 | #----- Symbol tables -------------------------------------------------------- |
137 | |
138 | cdef extern from 'mLib/sym.h': |
139 | ctypedef struct sym_table: |
140 | pass |
141 | ctypedef struct sym_base: |
142 | pass |
143 | ctypedef struct sym_iter: |
144 | pass |
145 | void sym_create(sym_table *t) |
146 | void sym_destroy(sym_table *t) |
147 | void *sym_find(sym_table *t, char *n, long l, int sz, unsigned *f) |
148 | void sym_remove(sym_table *t, void *b) |
149 | char *SYM_NAME(void *b) |
150 | int SYM_LEN(void *b) |
151 | void sym_mkiter(sym_iter *i, sym_table *t) |
152 | void *sym_next(sym_iter *i) |
153 | |
154 | #----- Atom stuff ----------------------------------------------------------- |
155 | |
156 | # --- Atoms --- |
157 | # |
158 | # Partly written in `real' C. |
159 | |
160 | cdef extern from 'atom.h': |
161 | ctypedef struct atom: |
162 | pass |
163 | ctypedef struct atom_iter: |
164 | pass |
165 | ctypedef struct atom_table: |
166 | pass |
167 | atom_table *ATOM_GLOBAL |
168 | void atom_mkiter(atom_iter *i, atom_table *t) |
169 | atom *atom_next(atom_iter *) |
170 | void atom_pysetup() |
171 | atom_pywrap(atom *a) |
172 | atom_pyintern(obj) |
173 | atom *ATOM_A(obj) |
174 | PyTypeObject atom_pytype |
175 | |
176 | # --- Association tables --- |
177 | |
178 | cdef extern from 'mLib/assoc.h': |
179 | ctypedef struct assoc_table: |
180 | pass |
181 | ctypedef struct assoc_base: |
182 | pass |
183 | ctypedef struct assoc_iter: |
184 | pass |
185 | void assoc_create(assoc_table *t) |
186 | void assoc_destroy(assoc_table *t) |
187 | void *assoc_find(assoc_table *t, atom *a, int sz, unsigned *f) |
188 | void assoc_remove(assoc_table *t, void *b) |
189 | atom *ASSOC_ATOM(void *b) |
190 | void assoc_mkiter(assoc_iter *i, assoc_table *t) |
191 | void *assoc_next(assoc_iter *i) |
192 | |
193 | #----- Double-ended arrays -------------------------------------------------- |
194 | |
195 | cdef extern from 'array.h': |
196 | void da_pysetup() |
197 | PyTypeObject da_pytype |
198 | PyTypeObject daiter_pytype |
199 | |
200 | #----- Line buffer ---------------------------------------------------------- |
201 | |
202 | cdef extern from 'mLib/lbuf.h': |
203 | cdef struct lbuf: |
204 | int f |
205 | int delim |
206 | size_t sz |
207 | enum: |
208 | LBUF_ENABLE |
209 | _LBUF_CRLF "LBUF_CRLF" |
210 | _LBUF_STRICTCRLF "LBUF_STRICTCRLF" |
211 | void lbuf_flush(lbuf *b, char *p, size_t len) |
212 | void lbuf_close(lbuf *b) |
213 | size_t lbuf_free(lbuf *b, char **p) |
214 | void lbuf_setsize(lbuf *b, size_t sz) |
215 | void lbuf_enable(lbuf *b) |
216 | void lbuf_disable(lbuf *b) |
217 | void lbuf_init(lbuf *b, |
218 | void (*func)(char *s, size_t len, void *arg), void *arg) |
219 | void lbuf_destroy(lbuf *b) |
220 | |
221 | #----- Packet buffer -------------------------------------------------------- |
222 | |
223 | cdef extern from 'mLib/pkbuf.h': |
224 | ctypedef struct pkbuf: |
225 | int f |
226 | int want |
227 | enum: |
228 | PKBUF_ENABLE |
229 | void pkbuf_flush(pkbuf *pk, unsigned char *p, size_t len) |
230 | void pkbuf_close(pkbuf *pk) |
231 | size_t pkbuf_free(pkbuf *pk, unsigned char **p) |
232 | void pkbuf_want(pkbuf *pk, size_t sz) |
233 | void pkbuf_init(pkbuf *b, |
234 | void (*func)(unsigned char *s, size_t len, |
235 | pkbuf *pk, size_t *keep, void *arg), |
236 | void *arg) |
237 | void pkbuf_destroy(pkbuf *b) |
238 | |
239 | #----- Select stuff --------------------------------------------------------- |
240 | |
241 | # --- Basics --- |
242 | |
243 | cdef extern from 'mLib/sel.h': |
244 | ctypedef struct sel_state: |
245 | pass |
246 | ctypedef struct sel_file: |
247 | int fd |
248 | ctypedef struct sel_timer: |
249 | pass |
250 | enum: |
251 | _SEL_READ "SEL_READ" |
252 | _SEL_WRITE "SEL_WRITE" |
253 | _SEL_EXC "SEL_EXC" |
254 | void sel_init(sel_state *s) |
255 | void sel_initfile(sel_state *s, sel_file *f, int fd, unsigned mode, |
256 | void (*func)(int fd, unsigned mode, void *arg), |
257 | void *arg) |
258 | void sel_force(sel_file *f) |
259 | void sel_addfile(sel_file *f) |
260 | void sel_rmfile(sel_file *f) |
261 | void sel_addtimer(sel_state *s, sel_timer *t, timeval *tv, |
262 | void (*func)(timeval *tv, void *arg), |
263 | void *arg) |
264 | void sel_rmtimer(sel_timer *t) |
265 | int sel_select(sel_state *s) except * |
266 | |
267 | # --- Non-blocking connection --- |
268 | |
269 | cdef extern from 'mLib/conn.h': |
270 | ctypedef struct conn: |
271 | pass |
272 | int conn_fd(conn *c, sel_state *s, int fd, |
273 | void (*func)(int fd, void *arg), void *arg) |
274 | void conn_kill(conn *c) |
275 | |
276 | # --- Background name resolver --- |
277 | |
278 | cdef extern from 'mLib/bres.h': |
279 | ctypedef struct bres_client: |
280 | pass |
281 | void bres_byname(bres_client *r, char *name, |
282 | void (*func)(hostent *h, void *arg), void *arg) |
283 | void bres_byaddr(bres_client *r, in_addr addr, |
284 | void (*func)(hostent *h, void *arg), void *arg) |
285 | void bres_abort(bres_client *r) |
286 | void bres_exec(char *null) |
287 | void bres_init(sel_state *s) |
288 | |
289 | # --- In-band signal handling --- |
290 | |
291 | cdef extern from 'mLib/sig.h': |
292 | ctypedef struct sig: |
293 | pass |
294 | void sig_add(sig *s, int n, void (*func)(int n, void *arg), void *arg) |
295 | void sig_remove(sig *s) |
296 | void sig_init(sel_state *s) |
297 | |
298 | # --- Line buffer --- |
299 | |
300 | cdef extern from 'mLib/selbuf.h': |
301 | ctypedef struct selbuf: |
302 | sel_file reader |
303 | lbuf b |
304 | void selbuf_enable(selbuf *b) |
305 | void selbuf_disable(selbuf *b) |
306 | void selbuf_setsize(selbuf *b, size_t sz) |
307 | void selbuf_init(selbuf *b, sel_state *s, int fd, |
308 | void (*func)(char *s, size_t len, void *arg), void *arg) |
309 | void selbuf_destroy(selbuf *b) |
310 | |
311 | # --- Packet buffer --- |
312 | |
313 | cdef extern from 'mLib/selpk.h': |
314 | ctypedef struct selpk: |
315 | sel_file reader |
316 | pkbuf pk |
317 | void selpk_enable(selpk *b) |
318 | void selpk_disable(selpk *b) |
319 | void selpk_want(selpk *b, size_t sz) |
320 | void selpk_init(selpk *b, sel_state *s, int fd, |
321 | void (*func)(unsigned char *p, size_t n, |
322 | pkbuf *pk, size_t *keep, void *arg), |
323 | void *arg) |
324 | void selpk_destroy(selpk *b) |
325 | |
326 | # --- Ident client --- |
327 | |
328 | cdef extern from 'mLib/ident.h': |
329 | ctypedef struct ident_request: |
330 | pass |
331 | enum: |
332 | IDENT_USERID |
333 | IDENT_ERROR |
334 | IDENT_BAD |
335 | struct ident_userid: |
336 | char *os |
337 | char *user |
338 | union ident_u: |
339 | ident_userid userid |
340 | char *error |
341 | ctypedef struct ident_reply: |
342 | int sport |
343 | int dport |
344 | int type |
345 | ident_u u |
346 | void ident(ident_request *rq, sel_state *s, |
347 | sockaddr_in *local, sockaddr_in *remote, |
348 | void (*func)(ident_reply *r, void *arg), |
349 | void *arg) |
350 | void ident_abort(ident_request *rq) |
351 | |
352 | #----- Error reporting ------------------------------------------------------ |
353 | |
354 | cdef extern from 'mLib/quis.h': |
355 | void _ego "ego"(char *prog) |
356 | char *_quis "quis"() |
357 | cdef extern from 'mLib/report.h': |
358 | void _moan "moan"(char *f, char *msg) |
359 | |
360 | #----- Internal utilities --------------------------------------------------- |
361 | |
362 | cdef extern from 'grim.h': |
363 | int PSIZEOF(void *x) |
364 | |
365 | #----- That's all, folks ---------------------------------------------------- |