Annotation of libaitrpc/src/srv.c, revision 1.12.2.4
1.1 misho 1: /*************************************************************************
2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
3: * by Michael Pounov <misho@openbsd-bg.org>
4: *
5: * $Author: misho $
1.12.2.4! misho 6: * $Id: srv.c,v 1.12.2.3 2012/11/16 10:20:55 misho Exp $
1.1 misho 7: *
1.2 misho 8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
1.7 misho 15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
1.2 misho 16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
1.1 misho 46: #include "global.h"
47:
48:
1.12.2.2 misho 49: /* SOCK_STREAM */
1.12.2.1 misho 50: static void *acceptClients(sched_task_t *);
51: static void *closeClient(sched_task_t *);
1.12.2.2 misho 52: static void *rxPacket(sched_task_t *);
53: static void *txPacket(sched_task_t *);
54:
55: /* SOCK_DGRAM */
1.12.2.3 misho 56: static void *connectClients(sched_task_t *);
57: static void *disconnectClient(sched_task_t *);
1.12.2.2 misho 58:
59: /* SOCK_RAW */
60:
61: static sched_task_func_t cbProto[SOCK_RAW + 1][4] = {
62: { acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */
63: { acceptClients, closeClient, rxPacket, txPacket }, /* SOCK_STREAM */
1.12.2.3 misho 64: { connectClients, disconnectClient, NULL, NULL },
1.12.2.2 misho 65: { NULL, NULL, NULL, NULL } /* SOCK_RAW */
1.12.2.1 misho 66: };
67:
68:
1.12.2.4! misho 69: static inline int
! 70: _check4freeslot(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa)
1.12.2.3 misho 71: {
72: rpc_cli_t *c = NULL;
73: register int i;
74:
75: /* check free slots for connect */
76: for (i = 0; i < io_arraySize(srv->srv_clients) &&
1.12.2.4! misho 77: (c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++)
! 78: /* check for duplicates */
! 79: if (sa && !io_addrcmp(&c->cli_sa, sa, 42))
! 80: break;
! 81: if (i >= io_arraySize(srv->srv_clients))
! 82: return -1; /* no more free slots! */
! 83:
! 84: return i;
! 85: }
! 86:
! 87: static rpc_cli_t *
! 88: _allocClient(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa)
! 89: {
! 90: rpc_cli_t *c = NULL;
! 91: int n;
! 92:
! 93: n = _check4freeslot(srv, sa);
! 94: if (n == -1)
1.12.2.3 misho 95: return NULL;
1.12.2.4! misho 96: else
! 97: c = io_array(srv->srv_clients, n, rpc_cli_t*);
1.12.2.3 misho 98:
99: if (!c) {
1.12.2.4! misho 100: c = io_malloc(sizeof(rpc_cli_t));
! 101: if (!c) {
! 102: LOGERR;
! 103: srv->srv_kill = 1;
! 104: return NULL;
! 105: } else {
! 106: memset(c, 0, sizeof(rpc_cli_t));
! 107: io_arraySet(srv->srv_clients, n, c);
! 108: c->cli_id = n;
! 109: c->cli_parent = srv;
! 110: }
1.12.2.3 misho 111:
1.12.2.4! misho 112: /* alloc empty buffer */
! 113: AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);
! 114: }
1.12.2.3 misho 115:
116: return c;
117: }
118:
119:
120: static void *
121: connectClients(sched_task_t *task)
122: {
123: rpc_srv_t *srv = TASK_ARG(task);
124: rpc_cli_t *c = NULL;
125: socklen_t salen = sizeof(io_sockaddr_t);
1.12.2.4! misho 126: int len, rlen;
! 127: u_short crc;
! 128: u_char buf[USHRT_MAX + 1];
! 129: struct tagRPCCall *rpc = (struct tagRPCCall*) buf;
! 130: io_sockaddr_t sa;
1.12.2.3 misho 131:
1.12.2.4! misho 132: #if 0
1.12.2.3 misho 133: c = _allocClient(srv);
1.12.2.4! misho 134: if (!c) {
! 135: schedReadSelf(task);
! 136: return NULL;
! 137: } else
! 138: buf = AIT_GET_BUF(&c->cli_buf);
! 139: #endif
! 140:
! 141: /* receive connect packet */
! 142: rlen = recvfrom(TASK_FD(task), buf, sizeof buf, 0, &sa.sa, &salen);
! 143: if (rlen < 1)
1.12.2.3 misho 144: goto end;
145:
1.12.2.4! misho 146: /* check RPC packet */
! 147: if (rlen < sizeof(struct tagRPCCall)) {
! 148: rpc_SetErr(ERPCMISMATCH, "Short RPC packet");
1.12.2.3 misho 149: goto end;
1.12.2.4! misho 150: } else {
! 151: len = ntohs(rpc->call_len);
! 152: rlen -= len;
! 153: }
! 154: /* check RPC packet lengths */
! 155: if (rlen < 0 || len < sizeof(struct tagRPCCall)) {
! 156: rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length");
! 157: goto end;
! 158: }
! 159:
! 160: /* check integrity of packet */
! 161: crc = ntohs(rpc->call_crc);
! 162: rpc->call_crc ^= rpc->call_crc;
! 163: if (crc != crcFletcher16((u_short*) rpc, len / 2)) {
! 164: rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");
! 165: goto end;
! 166: }
! 167:
! 168: /* check RPC packet session info */
! 169: if (rpc_chkPktSession(&rpc->call_session, &srv->srv_session)) {
! 170: rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
! 171: goto end;
! 172: }
! 173:
! 174: /* RPC packet is OK */
! 175:
! 176: c = _allocClient(srv, &sa);
! 177: if (!c)
! 178: goto end;
! 179:
! 180: if (0) {
! 181: schedRead(TASK_ROOT(task), cbProto[srv->srv_proto][CB_RXPACKET], c,
! 182: c->cli_sock, NULL, 0);
! 183: schedReadSelf(task);
! 184: return NULL;
! 185: }
1.12.2.3 misho 186:
187: end:
1.12.2.4! misho 188: #if 0
! 189: /* close connection & dont send disconnect */
! 190: schedEvent(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT],
! 191: c, 42, NULL, 42);
! 192: #endif
1.12.2.3 misho 193: schedReadSelf(task);
194: return NULL;
195: }
196:
197: static void *
198: disconnectClient(sched_task_t *task)
199: {
200: rpc_cli_t *c = TASK_ARG(task);
201: rpc_srv_t *s = c->cli_parent;
202:
203: schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);
204:
1.12.2.4! misho 205: if (!TASK_DATLEN(task)) {
! 206: /* TODO: send disconnect packet */
! 207: }
! 208:
1.12.2.3 misho 209: /* free buffer */
210: AIT_FREE_VAL(&c->cli_buf);
211:
212: io_arrayDel(s->srv_clients, c->cli_id, 0);
213: if (c)
214: io_free(c);
215: return NULL;
216: }
217:
1.10 misho 218: static void *
219: closeClient(sched_task_t *task)
220: {
221: rpc_cli_t *c = TASK_ARG(task);
222: rpc_srv_t *s = c->cli_parent;
223:
224: schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);
225:
226: /* close client socket */
227: if (TASK_VAL(task))
228: shutdown(c->cli_sock, SHUT_RDWR);
229: close(c->cli_sock);
230:
231: /* free buffer */
232: AIT_FREE_VAL(&c->cli_buf);
233:
234: io_arrayDel(s->srv_clients, c->cli_id, 0);
235: if (c)
1.11 misho 236: io_free(c);
1.10 misho 237: return NULL;
238: }
1.7 misho 239:
240: static void *
241: txPacket(sched_task_t *task)
242: {
243: rpc_cli_t *c = TASK_ARG(task);
244: rpc_srv_t *s = c->cli_parent;
245: rpc_func_t *f = NULL;
1.10 misho 246: u_char buf[USHRT_MAX] = { 0 };
1.7 misho 247: struct tagRPCCall *rpc = (struct tagRPCCall*) buf;
248: int ret, wlen = sizeof(struct tagRPCCall);
1.10 misho 249:
250: /* copy RPC header */
251: memcpy(buf, TASK_DATA(task), wlen);
1.7 misho 252:
253: if (rpc->call_argc) {
1.10 misho 254: f = rpc_srv_getCall(s, ntohs(rpc->call_tag));
1.7 misho 255: if (!f) {
1.10 misho 256: rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");
1.7 misho 257: rpc->call_argc ^= rpc->call_argc;
258: rpc->call_rep.ret = RPC_ERROR(-1);
259: rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
260: } else {
1.10 misho 261: rpc->call_argc = htons(io_arraySize(RPC_RETVARS(c)));
1.7 misho 262: /* Go Encapsulate variables */
1.10 misho 263: ret = io_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c));
264: /* Free return values */
265: io_freeVars(&c->cli_vars);
1.7 misho 266: if (ret == -1) {
267: rpc_SetErr(EBADRPC, "Prepare RPC packet failed");
268: rpc->call_argc ^= rpc->call_argc;
269: rpc->call_rep.ret = RPC_ERROR(-1);
270: rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
271: } else
272: wlen += ret;
273: }
274: }
275:
1.8 misho 276: rpc->call_len = htons(wlen);
277:
1.7 misho 278: /* calculate CRC */
279: rpc->call_crc ^= rpc->call_crc;
1.8 misho 280: rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));
1.7 misho 281:
282: /* send reply */
1.10 misho 283: ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);
284: if (ret == -1 || ret != wlen) {
285: /* close connection */
1.12.2.1 misho 286: schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
287: c, 42, NULL, 0);
1.10 misho 288: }
1.7 misho 289:
290: return NULL;
291: }
292:
293: static void *
294: execCall(sched_task_t *task)
295: {
296: rpc_cli_t *c = TASK_ARG(task);
297: rpc_srv_t *s = c->cli_parent;
298: rpc_func_t *f = NULL;
299: array_t *arr = NULL;
1.10 misho 300: u_char *buf = AIT_GET_BUF(&c->cli_buf) + TASK_VAL(task);
1.7 misho 301: struct tagRPCCall *rpc = (struct tagRPCCall*) buf;
302: int argc = ntohs(rpc->call_argc);
303:
304: /* Go decapsulate variables ... */
1.8 misho 305: if (argc) {
1.7 misho 306: arr = io_buffer2vars(buf + sizeof(struct tagRPCCall),
1.10 misho 307: AIT_LEN(&c->cli_buf) - TASK_VAL(task) - sizeof(struct tagRPCCall),
1.12 misho 308: argc, 42);
1.7 misho 309: if (!arr) {
310: rpc_SetErr(ERPCMISMATCH, "#%d - %s", io_GetErrno(), io_GetError());
311: rpc->call_argc ^= rpc->call_argc;
312: rpc->call_rep.ret = RPC_ERROR(-1);
313: rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
314: return NULL;
315: }
1.10 misho 316: } else
317: arr = NULL;
1.7 misho 318:
1.10 misho 319: if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag)))) {
1.7 misho 320: rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server");
321: rpc->call_argc ^= rpc->call_argc;
322: rpc->call_rep.ret = RPC_ERROR(-1);
323: rpc->call_rep.eno = RPC_ERROR(rpc_Errno);
324: } else {
1.8 misho 325: /* if client doesn't want reply */
1.10 misho 326: argc = RPC_CHK_NOREPLY(rpc);
327: rpc->call_rep.ret = RPC_ERROR(rpc_srv_execCall(c, rpc, f->func_name, arr));
1.7 misho 328: if (rpc->call_rep.ret == htonl(-1)) {
329: rpc->call_rep.eno = RPC_ERROR(errno);
330: rpc->call_argc ^= rpc->call_argc;
331: } else {
332: rpc->call_rep.eno ^= rpc->call_rep.eno;
1.8 misho 333: if (argc) {
334: /* without reply */
1.10 misho 335: io_freeVars(&c->cli_vars);
1.8 misho 336: rpc->call_argc ^= rpc->call_argc;
1.10 misho 337: } else {
338: /* reply */
339: rpc->call_argc = htons(io_arraySize(RPC_RETVARS(c)));
340: }
1.7 misho 341: }
342: }
343:
1.10 misho 344: io_arrayDestroy(&arr);
1.7 misho 345: return NULL;
346: }
347:
348: static void *
349: rxPacket(sched_task_t *task)
350: {
351: rpc_cli_t *c = TASK_ARG(task);
352: rpc_srv_t *s = c->cli_parent;
1.10 misho 353: int len, rlen, noreply;
354: u_short crc, off = TASK_DATLEN(task);
355: u_char *buf = AIT_GET_BUF(&c->cli_buf);
1.7 misho 356: struct tagRPCCall *rpc;
357:
1.12 misho 358: if (!off)
359: memset(buf, 0, AIT_LEN(&c->cli_buf));
1.10 misho 360: rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0);
361: if (rlen < 1) {
362: /* close connection */
1.12.2.1 misho 363: schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT],
364: c, 42, NULL, 0);
1.7 misho 365: return NULL;
1.10 misho 366: } else {
367: rlen += off; /* add reminded bytes from previous rxPacket, if exists! */
368: off = 0; /* process buffer from start offset == 0 */
1.9 misho 369: }
1.7 misho 370:
1.8 misho 371: do {
1.10 misho 372: /* check RPC packet */
1.8 misho 373: if (rlen < sizeof(struct tagRPCCall)) {
1.10 misho 374: rpc_SetErr(ERPCMISMATCH, "Short RPC packet");
1.8 misho 375:
1.10 misho 376: /* reminder received previous bytes ;) */
377: schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task),
378: TASK_FD(task), TASK_DATA(task), rlen);
1.8 misho 379: return NULL;
380: } else
381: rpc = (struct tagRPCCall*) (buf + off);
382:
1.10 misho 383: len = ntohs(rpc->call_len);
384: rlen -= len;
385:
386: /* check RPC packet lengths */
387: if (rlen < 0 || len < sizeof(struct tagRPCCall)) {
388: rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length");
389: /* skip entire packet */
390: break;
391: }
1.8 misho 392:
393: /* check integrity of packet */
394: crc = ntohs(rpc->call_crc);
395: rpc->call_crc ^= rpc->call_crc;
1.10 misho 396: if (crc != crcFletcher16((u_short*) rpc, len / 2)) {
1.8 misho 397: rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet");
1.7 misho 398:
1.10 misho 399: off += len;
400: /* try next packet remaining into buffer */
401: continue;
1.8 misho 402: }
1.7 misho 403:
1.10 misho 404: noreply = RPC_CHK_NOREPLY(rpc);
1.7 misho 405:
1.8 misho 406: /* check RPC packet session info */
407: if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) {
408: rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
409: rpc->call_argc ^= rpc->call_argc;
410: rpc->call_rep.ret = RPC_ERROR(-1);
411: rpc->call_rep.eno = RPC_ERROR(errno);
412: } else {
413: /* execute RPC call */
1.10 misho 414: schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off, NULL, 0);
1.8 misho 415: }
1.7 misho 416:
1.8 misho 417: /* send RPC reply */
418: if (!noreply)
1.12.2.2 misho 419: schedWrite(TASK_ROOT(task), cbProto[s->srv_proto][CB_TXPACKET],
420: TASK_ARG(task), TASK_FD(task), rpc, len);
1.7 misho 421:
1.10 misho 422: off += len;
1.8 misho 423: } while (rlen > 0);
1.7 misho 424:
425: /* lets get next packet */
1.10 misho 426: schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task), TASK_FD(task), TASK_DATA(task), 0);
1.7 misho 427: return NULL;
428: }
429:
1.1 misho 430: static void *
1.10 misho 431: acceptClients(sched_task_t *task)
1.1 misho 432: {
1.10 misho 433: rpc_srv_t *srv = TASK_ARG(task);
434: rpc_cli_t *c = NULL;
435: socklen_t salen = sizeof(io_sockaddr_t);
1.7 misho 436:
1.12.2.4! misho 437: c = _allocClient(srv, NULL);
1.12.2.3 misho 438: if (!c)
1.10 misho 439: goto end;
440:
441: /* accept client */
442: c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);
443: if (c->cli_sock == -1) {
444: LOGERR;
445: AIT_FREE_VAL(&c->cli_buf);
1.12.2.3 misho 446: io_arrayDel(srv->srv_clients, c->cli_id, 42);
1.10 misho 447: goto end;
1.1 misho 448: } else
1.10 misho 449: fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) | O_NONBLOCK);
1.1 misho 450:
1.12.2.2 misho 451: schedRead(TASK_ROOT(task), cbProto[srv->srv_proto][CB_RXPACKET], c,
452: c->cli_sock, NULL, 0);
1.10 misho 453: end:
454: schedReadSelf(task);
455: return NULL;
456: }
1.5 misho 457:
1.10 misho 458: /* ------------------------------------------------------ */
1.7 misho 459:
1.10 misho 460: static void *
461: closeBLOBClient(sched_task_t *task)
462: {
463: rpc_cli_t *c = TASK_ARG(task);
464: rpc_srv_t *s = c->cli_parent;
1.7 misho 465:
1.10 misho 466: schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL);
1.7 misho 467:
1.10 misho 468: /* close client socket */
469: if (TASK_VAL(task))
470: shutdown(c->cli_sock, SHUT_RDWR);
1.7 misho 471: close(c->cli_sock);
1.10 misho 472:
473: /* free buffer */
474: AIT_FREE_VAL(&c->cli_buf);
475:
476: io_arrayDel(s->srv_blob.clients, c->cli_id, 0);
477: if (c)
1.11 misho 478: io_free(c);
1.7 misho 479: return NULL;
480: }
481:
482: static void *
483: txBLOB(sched_task_t *task)
484: {
1.10 misho 485: rpc_cli_t *c = TASK_ARG(task);
486: u_char *buf = AIT_GET_BUF(&c->cli_buf);
1.7 misho 487: struct tagBLOBHdr *blob = (struct tagBLOBHdr *) buf;
488: int wlen = sizeof(struct tagBLOBHdr);
489:
490: /* calculate CRC */
491: blob->hdr_crc ^= blob->hdr_crc;
1.8 misho 492: blob->hdr_crc = htons(crcFletcher16((u_short*) buf, wlen / 2));
1.7 misho 493:
494: /* send reply */
1.10 misho 495: wlen = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL);
496: if (wlen == -1 || wlen != sizeof(struct tagBLOBHdr)) {
497: /* close blob connection */
498: schedEvent(TASK_ROOT(task), closeBLOBClient, c, 42, NULL, 0);
499: }
1.7 misho 500:
501: return NULL;
502: }
1.4 misho 503:
1.7 misho 504: static void *
505: rxBLOB(sched_task_t *task)
506: {
507: rpc_cli_t *c = TASK_ARG(task);
508: rpc_srv_t *s = c->cli_parent;
509: rpc_blob_t *b;
1.10 misho 510: struct tagBLOBHdr blob;
1.7 misho 511: int rlen;
512: u_short crc;
513:
1.10 misho 514: memset(&blob, 0, sizeof blob);
515: rlen = recv(TASK_FD(task), &blob, sizeof blob, 0);
516: if (rlen < 1) {
517: /* close blob connection */
518: schedEvent(TASK_ROOT(task), closeBLOBClient, c, 42, NULL, 0);
1.7 misho 519: return NULL;
520: }
1.5 misho 521:
1.10 misho 522: /* check BLOB packet */
523: if (rlen < sizeof(struct tagBLOBHdr)) {
524: rpc_SetErr(ERPCMISMATCH, "Short BLOB packet");
1.6 misho 525:
1.10 misho 526: schedReadSelf(task);
1.7 misho 527: return NULL;
528: }
1.1 misho 529:
1.7 misho 530: /* check integrity of packet */
1.10 misho 531: crc = ntohs(blob.hdr_crc);
532: blob.hdr_crc ^= blob.hdr_crc;
533: if (crc != crcFletcher16((u_short*) &blob, rlen / 2)) {
1.7 misho 534: rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet");
1.10 misho 535:
536: schedReadSelf(task);
1.7 misho 537: return NULL;
538: }
1.5 misho 539:
1.7 misho 540: /* check RPC packet session info */
1.10 misho 541: if ((crc = rpc_chkPktSession(&blob.hdr_session, &s->srv_session))) {
1.7 misho 542: rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session");
1.10 misho 543: blob.hdr_cmd = error;
1.7 misho 544: goto end;
545: }
546:
547: /* Go to proceed packet ... */
1.10 misho 548: switch (blob.hdr_cmd) {
1.7 misho 549: case get:
1.10 misho 550: if (!(b = rpc_srv_getBLOB(s, ntohl(blob.hdr_var)))) {
551: rpc_SetErr(EINVAL, "Var=%x not found", ntohl(blob.hdr_var));
552: blob.hdr_cmd = no;
553: blob.hdr_ret = RPC_ERROR(-1);
1.7 misho 554: break;
555: } else
1.10 misho 556: blob.hdr_len = htonl(b->blob_len);
1.5 misho 557:
1.7 misho 558: if (rpc_srv_blobMap(s, b) != -1) {
559: /* deliver BLOB variable to client */
1.10 misho 560: blob.hdr_ret = htonl(rpc_srv_sendBLOB(c, b));
1.7 misho 561: rpc_srv_blobUnmap(b);
562: } else {
1.10 misho 563: blob.hdr_cmd = error;
564: blob.hdr_ret = RPC_ERROR(-1);
1.7 misho 565: }
566: break;
567: case set:
1.10 misho 568: if ((b = rpc_srv_registerBLOB(s, ntohl(blob.hdr_len)))) {
1.7 misho 569: /* set new BLOB variable for reply :) */
1.10 misho 570: blob.hdr_var = htonl(b->blob_var);
1.7 misho 571:
572: /* receive BLOB from client */
1.10 misho 573: blob.hdr_ret = htonl(rpc_srv_recvBLOB(c, b));
1.7 misho 574: rpc_srv_blobUnmap(b);
1.5 misho 575: } else {
1.10 misho 576: blob.hdr_cmd = error;
577: blob.hdr_ret = RPC_ERROR(-1);
1.7 misho 578: }
579: break;
580: case unset:
1.11 misho 581: if (rpc_srv_unregisterBLOB(s, ntohl(blob.hdr_var)) == -1) {
1.10 misho 582: blob.hdr_cmd = error;
583: blob.hdr_ret = RPC_ERROR(-1);
1.1 misho 584: }
585: break;
1.7 misho 586: default:
1.10 misho 587: rpc_SetErr(EPROCUNAVAIL, "Unsupported BLOB command %d", blob.hdr_cmd);
588: blob.hdr_cmd = error;
589: blob.hdr_ret = RPC_ERROR(-1);
1.7 misho 590: }
1.1 misho 591:
1.7 misho 592: end:
1.10 misho 593: memcpy(AIT_ADDR(&c->cli_buf), &blob, sizeof blob);
594: schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task), NULL, 0);
595: schedReadSelf(task);
1.7 misho 596: return NULL;
1.2 misho 597: }
598:
599: static void *
1.10 misho 600: acceptBLOBClients(sched_task_t *task)
1.2 misho 601: {
1.10 misho 602: rpc_srv_t *srv = TASK_ARG(task);
603: rpc_cli_t *c = NULL;
604: register int i;
605: socklen_t salen = sizeof(io_sockaddr_t);
1.12 misho 606: #ifdef TCP_NOPUSH
607: int n = 1;
608: #endif
1.7 misho 609:
1.10 misho 610: /* check free slots for connect */
611: for (i = 0; i < io_arraySize(srv->srv_blob.clients) &&
612: (c = io_array(srv->srv_blob.clients, i, rpc_cli_t*)); i++);
613: if (c) /* no more free slots! */
614: goto end;
1.11 misho 615: c = io_malloc(sizeof(rpc_cli_t));
1.10 misho 616: if (!c) {
1.7 misho 617: LOGERR;
1.10 misho 618: srv->srv_kill = srv->srv_blob.kill = 1;
1.7 misho 619: return NULL;
620: } else {
1.10 misho 621: memset(c, 0, sizeof(rpc_cli_t));
622: io_arraySet(srv->srv_blob.clients, i, c);
623: c->cli_id = i;
624: c->cli_parent = srv;
1.7 misho 625: }
1.4 misho 626:
1.10 misho 627: /* alloc empty buffer */
628: AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf);
1.2 misho 629:
1.10 misho 630: /* accept client */
631: c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen);
632: if (c->cli_sock == -1) {
633: LOGERR;
634: AIT_FREE_VAL(&c->cli_buf);
635: io_arrayDel(srv->srv_blob.clients, i, 42);
636: goto end;
1.12 misho 637: } else {
638: #ifdef TCP_NOPUSH
639: setsockopt(c->cli_sock, IPPROTO_TCP, TCP_NOPUSH, &n, sizeof n);
640: #endif
1.10 misho 641: fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) | O_NONBLOCK);
1.12 misho 642: }
1.2 misho 643:
1.10 misho 644: schedRead(TASK_ROOT(task), rxBLOB, c, c->cli_sock, NULL, 0);
645: end:
646: schedReadSelf(task);
1.7 misho 647: return NULL;
1.1 misho 648: }
649:
1.10 misho 650: /* ------------------------------------------------------ */
1.1 misho 651:
652: /*
1.7 misho 653: * rpc_srv_initBLOBServer() - Init & create BLOB Server
654: *
1.4 misho 655: * @srv = RPC server instance
1.2 misho 656: * @Port = Port for bind server, if Port == 0 default port is selected
657: * @diskDir = Disk place for BLOB file objects
658: * return: -1 == error or 0 bind and created BLOB server instance
659: */
660: int
661: rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_short Port, const char *diskDir)
662: {
663: int n = 1;
664:
1.10 misho 665: if (!srv || srv->srv_kill) {
1.7 misho 666: rpc_SetErr(EINVAL, "Invalid parameters can`t init BLOB server");
1.2 misho 667: return -1;
668: }
669:
670: memset(&srv->srv_blob, 0, sizeof srv->srv_blob);
671: if (access(diskDir, R_OK | W_OK) == -1) {
672: LOGERR;
673: return -1;
674: } else
1.7 misho 675: AIT_SET_STR(&srv->srv_blob.dir, diskDir);
1.2 misho 676:
1.10 misho 677: /* init blob list */
678: TAILQ_INIT(&srv->srv_blob.blobs);
679:
1.2 misho 680: srv->srv_blob.server.cli_parent = srv;
1.4 misho 681:
1.10 misho 682: memcpy(&srv->srv_blob.server.cli_sa, &srv->srv_server.cli_sa, sizeof(io_sockaddr_t));
683: switch (srv->srv_blob.server.cli_sa.sa.sa_family) {
1.4 misho 684: case AF_INET:
1.10 misho 685: srv->srv_blob.server.cli_sa.sin.sin_port =
686: htons(Port ? Port : ntohs(srv->srv_blob.server.cli_sa.sin.sin_port) + 1);
1.4 misho 687: break;
688: case AF_INET6:
1.10 misho 689: srv->srv_blob.server.cli_sa.sin6.sin6_port =
690: htons(Port ? Port : ntohs(srv->srv_blob.server.cli_sa.sin6.sin6_port) + 1);
1.4 misho 691: break;
692: case AF_LOCAL:
1.10 misho 693: strlcat(srv->srv_blob.server.cli_sa.sun.sun_path, ".blob",
694: sizeof srv->srv_blob.server.cli_sa.sun.sun_path);
1.4 misho 695: break;
696: default:
1.7 misho 697: AIT_FREE_VAL(&srv->srv_blob.dir);
1.4 misho 698: return -1;
1.2 misho 699: }
700:
1.4 misho 701: /* create BLOB server socket */
1.6 misho 702: srv->srv_blob.server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, SOCK_STREAM, 0);
1.2 misho 703: if (srv->srv_blob.server.cli_sock == -1) {
704: LOGERR;
1.7 misho 705: AIT_FREE_VAL(&srv->srv_blob.dir);
1.2 misho 706: return -1;
707: }
708: if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {
709: LOGERR;
710: close(srv->srv_blob.server.cli_sock);
1.7 misho 711: AIT_FREE_VAL(&srv->srv_blob.dir);
1.2 misho 712: return -1;
713: }
1.5 misho 714: n = srv->srv_netbuf;
715: if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) {
716: LOGERR;
717: close(srv->srv_blob.server.cli_sock);
1.7 misho 718: AIT_FREE_VAL(&srv->srv_blob.dir);
1.5 misho 719: return -1;
720: }
721: if (setsockopt(srv->srv_blob.server.cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) {
722: LOGERR;
723: close(srv->srv_blob.server.cli_sock);
1.7 misho 724: AIT_FREE_VAL(&srv->srv_blob.dir);
1.5 misho 725: return -1;
726: }
1.6 misho 727: if (bind(srv->srv_blob.server.cli_sock, &srv->srv_blob.server.cli_sa.sa,
728: srv->srv_blob.server.cli_sa.sa.sa_len) == -1) {
1.2 misho 729: LOGERR;
730: close(srv->srv_blob.server.cli_sock);
1.7 misho 731: AIT_FREE_VAL(&srv->srv_blob.dir);
1.2 misho 732: return -1;
1.12.2.4! misho 733: } else
! 734: fcntl(srv->srv_blob.server.cli_sock, F_SETFL,
! 735: fcntl(srv->srv_blob.server.cli_sock, F_GETFL) | O_NONBLOCK);
! 736:
1.2 misho 737:
1.10 misho 738: /* allocate pool for concurent blob clients */
739: srv->srv_blob.clients = io_arrayInit(io_arraySize(srv->srv_clients));
1.2 misho 740: if (!srv->srv_blob.clients) {
1.10 misho 741: rpc_SetErr(io_GetErrno(), "%s", io_GetError());
1.2 misho 742: close(srv->srv_blob.server.cli_sock);
1.7 misho 743: AIT_FREE_VAL(&srv->srv_blob.dir);
1.2 misho 744: return -1;
1.10 misho 745: }
1.2 misho 746:
1.10 misho 747: /* init blob scheduler */
748: srv->srv_blob.root = schedBegin();
749: if (!srv->srv_blob.root) {
750: rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
751: io_arrayDestroy(&srv->srv_blob.clients);
752: close(srv->srv_blob.server.cli_sock);
753: AIT_FREE_VAL(&srv->srv_blob.dir);
754: return -1;
755: }
1.2 misho 756:
757: return 0;
758: }
759:
760: /*
1.7 misho 761: * rpc_srv_endBLOBServer() - Destroy BLOB server, close all opened sockets and free resources
762: *
1.2 misho 763: * @srv = RPC Server instance
764: * return: none
765: */
1.10 misho 766: inline void
1.2 misho 767: rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv)
768: {
1.10 misho 769: if (!srv)
1.2 misho 770: return;
771:
1.10 misho 772: srv->srv_blob.kill = 1;
1.2 misho 773: }
774:
775: /*
1.10 misho 776: * rpc_srv_loopBLOBServer() - Execute Main BLOB server loop and wait for clients requests
1.7 misho 777: *
1.2 misho 778: * @srv = RPC Server instance
779: * return: -1 error or 0 ok, infinite loop ...
780: */
781: int
1.10 misho 782: rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
1.2 misho 783: {
1.10 misho 784: rpc_cli_t *c;
1.2 misho 785: register int i;
1.10 misho 786: rpc_blob_t *b, *tmp;
787: struct timespec ts = { RPC_SCHED_POLLING, 0 };
1.2 misho 788:
1.10 misho 789: if (!srv || srv->srv_kill) {
1.7 misho 790: rpc_SetErr(EINVAL, "Invalid parameter can`t start BLOB server");
1.2 misho 791: return -1;
792: }
793:
1.10 misho 794: if (listen(srv->srv_blob.server.cli_sock, io_arraySize(srv->srv_blob.clients)) == -1) {
1.2 misho 795: LOGERR;
796: return -1;
1.10 misho 797: }
798:
799: if (!schedRead(srv->srv_blob.root, acceptBLOBClients, srv,
800: srv->srv_blob.server.cli_sock, NULL, 0)) {
801: rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
802: return -1;
803: }
1.2 misho 804:
1.10 misho 805: schedPolling(srv->srv_blob.root, &ts, NULL);
806: /* main rpc loop */
807: schedRun(srv->srv_blob.root, &srv->srv_blob.kill);
1.7 misho 808:
1.10 misho 809: /* close all clients connections & server socket */
810: for (i = 0; i < io_arraySize(srv->srv_blob.clients); i++) {
811: c = io_array(srv->srv_blob.clients, i, rpc_cli_t*);
812: if (c) {
813: shutdown(c->cli_sock, SHUT_RDWR);
814: close(c->cli_sock);
815:
816: schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL);
817: AIT_FREE_VAL(&c->cli_buf);
1.2 misho 818: }
1.10 misho 819: io_arrayDel(srv->srv_blob.clients, i, 42);
820: }
821: io_arrayDestroy(&srv->srv_blob.clients);
1.2 misho 822:
1.10 misho 823: close(srv->srv_blob.server.cli_sock);
1.2 misho 824:
1.10 misho 825: /* detach blobs */
826: TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) {
827: TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node);
1.2 misho 828:
1.10 misho 829: rpc_srv_blobFree(srv, b);
1.11 misho 830: io_free(b);
1.2 misho 831: }
832:
1.10 misho 833: schedEnd(&srv->srv_blob.root);
834: AIT_FREE_VAL(&srv->srv_blob.dir);
1.2 misho 835: return 0;
836: }
837:
838:
839: /*
1.7 misho 840: * rpc_srv_initServer() - Init & create RPC Server
841: *
1.1 misho 842: * @regProgID = ProgramID for authentication & recognition
843: * @regProcID = ProcessID for authentication & recognition
844: * @concurentClients = Concurent clients at same time to this server
1.10 misho 845: * @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet)
1.4 misho 846: * @csHost = Host name or address for bind server, if NULL any address
1.1 misho 847: * @Port = Port for bind server, if Port == 0 default port is selected
1.12.2.1 misho 848: * @proto = Protocol, if == 0 choose SOCK_STREAM
1.1 misho 849: * return: NULL == error or !=NULL bind and created RPC server instance
850: */
851: rpc_srv_t *
1.10 misho 852: rpc_srv_initServer(u_int regProgID, u_char regProcID, int concurentClients,
1.12.2.1 misho 853: int netBuf, const char *csHost, u_short Port, int proto)
1.1 misho 854: {
1.10 misho 855: int n = 1;
1.1 misho 856: rpc_srv_t *srv = NULL;
1.11 misho 857: io_sockaddr_t sa = IO_SOCKADDR_INIT;
1.1 misho 858:
1.12.2.1 misho 859: if (!concurentClients || !regProgID || (proto < 0 || proto > SOCK_DGRAM)) {
1.10 misho 860: rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server");
1.1 misho 861: return NULL;
862: }
1.12.2.1 misho 863: if (!proto)
864: proto = SOCK_STREAM;
1.10 misho 865: if (!io_gethostbyname(csHost, Port, &sa))
866: return NULL;
1.1 misho 867: if (!Port)
868: Port = RPC_DEFPORT;
1.10 misho 869: if (netBuf < RPC_MIN_BUFSIZ)
1.5 misho 870: netBuf = BUFSIZ;
1.7 misho 871: else
1.12 misho 872: netBuf = io_align(netBuf, 2); /* align netBuf length */
1.10 misho 873:
874: #ifdef HAVE_SRANDOMDEV
875: srandomdev();
876: #else
877: time_t tim;
878:
879: srandom((time(&tim) ^ getpid()));
880: #endif
1.1 misho 881:
1.11 misho 882: srv = io_malloc(sizeof(rpc_srv_t));
1.1 misho 883: if (!srv) {
884: LOGERR;
885: return NULL;
886: } else
887: memset(srv, 0, sizeof(rpc_srv_t));
888:
1.12.2.1 misho 889: srv->srv_proto = proto;
1.5 misho 890: srv->srv_netbuf = netBuf;
1.1 misho 891: srv->srv_session.sess_version = RPC_VERSION;
892: srv->srv_session.sess_program = regProgID;
893: srv->srv_session.sess_process = regProcID;
894:
895: srv->srv_server.cli_parent = srv;
1.10 misho 896: memcpy(&srv->srv_server.cli_sa, &sa, sizeof srv->srv_server.cli_sa);
897:
1.12 misho 898: /* init functions */
899: pthread_mutex_init(&srv->srv_funcs.mtx, NULL);
900: SLIST_INIT(&srv->srv_funcs);
901: AVL_INIT(&srv->srv_funcs);
1.10 misho 902:
903: /* init scheduler */
904: srv->srv_root = schedBegin();
905: if (!srv->srv_root) {
906: rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
1.12 misho 907: pthread_mutex_destroy(&srv->srv_funcs.mtx);
1.11 misho 908: io_free(srv);
1.10 misho 909: return NULL;
910: }
911:
912: /* init pool for clients */
913: srv->srv_clients = io_arrayInit(concurentClients);
914: if (!srv->srv_clients) {
915: rpc_SetErr(io_GetErrno(), "%s", io_GetError());
916: schedEnd(&srv->srv_root);
1.12 misho 917: pthread_mutex_destroy(&srv->srv_funcs.mtx);
1.11 misho 918: io_free(srv);
1.10 misho 919: return NULL;
920: }
1.4 misho 921:
922: /* create server socket */
1.12.2.1 misho 923: srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, srv->srv_proto, 0);
1.1 misho 924: if (srv->srv_server.cli_sock == -1) {
925: LOGERR;
1.10 misho 926: io_arrayDestroy(&srv->srv_clients);
927: schedEnd(&srv->srv_root);
1.12 misho 928: pthread_mutex_destroy(&srv->srv_funcs.mtx);
1.11 misho 929: io_free(srv);
1.1 misho 930: return NULL;
931: }
932: if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) {
933: LOGERR;
1.10 misho 934: goto err;
1.1 misho 935: }
1.5 misho 936: n = srv->srv_netbuf;
937: if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) {
938: LOGERR;
1.10 misho 939: goto err;
1.5 misho 940: }
941: if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) {
942: LOGERR;
1.10 misho 943: goto err;
1.5 misho 944: }
1.6 misho 945: if (bind(srv->srv_server.cli_sock, &srv->srv_server.cli_sa.sa,
946: srv->srv_server.cli_sa.sa.sa_len) == -1) {
1.1 misho 947: LOGERR;
1.10 misho 948: goto err;
1.12.2.4! misho 949: } else
! 950: fcntl(srv->srv_server.cli_sock, F_SETFL,
! 951: fcntl(srv->srv_server.cli_sock, F_GETFL) | O_NONBLOCK);
1.1 misho 952:
1.10 misho 953: rpc_register_srvPing(srv);
1.8 misho 954:
1.1 misho 955: return srv;
1.10 misho 956: err: /* error condition */
957: close(srv->srv_server.cli_sock);
958: io_arrayDestroy(&srv->srv_clients);
959: schedEnd(&srv->srv_root);
1.12 misho 960: pthread_mutex_destroy(&srv->srv_funcs.mtx);
1.11 misho 961: io_free(srv);
1.10 misho 962: return NULL;
1.1 misho 963: }
964:
965: /*
1.7 misho 966: * rpc_srv_endServer() - Destroy RPC server, close all opened sockets and free resources
967: *
1.6 misho 968: * @psrv = RPC Server instance
1.1 misho 969: * return: none
970: */
1.10 misho 971: inline void
1.6 misho 972: rpc_srv_endServer(rpc_srv_t ** __restrict psrv)
1.1 misho 973: {
1.10 misho 974: if (!psrv || !*psrv)
1.1 misho 975: return;
976:
1.10 misho 977: /* if send kill to blob server */
978: if (!(*psrv)->srv_blob.kill)
979: rpc_srv_endBLOBServer(*psrv);
1.1 misho 980:
1.10 misho 981: (*psrv)->srv_kill = 1;
982: sleep(RPC_SCHED_POLLING);
1.2 misho 983:
1.12 misho 984: pthread_mutex_destroy(&(*psrv)->srv_funcs.mtx);
1.11 misho 985: io_free(*psrv);
1.6 misho 986: *psrv = NULL;
1.1 misho 987: }
988:
989: /*
1.7 misho 990: * rpc_srv_loopServer() - Execute Main server loop and wait for clients requests
991: *
1.1 misho 992: * @srv = RPC Server instance
993: * return: -1 error or 0 ok, infinite loop ...
994: */
995: int
1.5 misho 996: rpc_srv_loopServer(rpc_srv_t * __restrict srv)
1.1 misho 997: {
1.10 misho 998: rpc_cli_t *c;
1.1 misho 999: register int i;
1.12 misho 1000: rpc_func_t *f;
1.10 misho 1001: struct timespec ts = { RPC_SCHED_POLLING, 0 };
1.1 misho 1002:
1003: if (!srv) {
1.10 misho 1004: rpc_SetErr(EINVAL, "Invalid parameter can`t start RPC server");
1.1 misho 1005: return -1;
1006: }
1007:
1.10 misho 1008: if (listen(srv->srv_server.cli_sock, io_arraySize(srv->srv_clients)) == -1) {
1.1 misho 1009: LOGERR;
1010: return -1;
1.12.2.4! misho 1011: }
1.1 misho 1012:
1.12.2.1 misho 1013: if (!schedRead(srv->srv_root, cbProto[srv->srv_proto][CB_ACCEPTCLIENT], srv,
1014: srv->srv_server.cli_sock, NULL, 0)) {
1.10 misho 1015: rpc_SetErr(sched_GetErrno(), "%s", sched_GetError());
1016: return -1;
1017: }
1.7 misho 1018:
1.10 misho 1019: schedPolling(srv->srv_root, &ts, NULL);
1.7 misho 1020: /* main rpc loop */
1.10 misho 1021: schedRun(srv->srv_root, &srv->srv_kill);
1022:
1023: /* close all clients connections & server socket */
1024: for (i = 0; i < io_arraySize(srv->srv_clients); i++) {
1025: c = io_array(srv->srv_clients, i, rpc_cli_t*);
1026: if (c) {
1027: shutdown(c->cli_sock, SHUT_RDWR);
1028: close(c->cli_sock);
1029:
1030: schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL);
1031: io_freeVars(&RPC_RETVARS(c));
1032: AIT_FREE_VAL(&c->cli_buf);
1.1 misho 1033: }
1.10 misho 1034: io_arrayDel(srv->srv_clients, i, 42);
1035: }
1036: io_arrayDestroy(&srv->srv_clients);
1.2 misho 1037:
1.10 misho 1038: close(srv->srv_server.cli_sock);
1.2 misho 1039:
1.10 misho 1040: /* detach exported calls */
1.12 misho 1041: RPC_FUNCS_LOCK(&srv->srv_funcs);
1042: while ((f = SLIST_FIRST(&srv->srv_funcs))) {
1043: SLIST_REMOVE_HEAD(&srv->srv_funcs, func_next);
1.1 misho 1044:
1.10 misho 1045: AIT_FREE_VAL(&f->func_name);
1.11 misho 1046: io_free(f);
1.1 misho 1047: }
1.12 misho 1048: srv->srv_funcs.avlh_root = NULL;
1049: RPC_FUNCS_UNLOCK(&srv->srv_funcs);
1.1 misho 1050:
1.10 misho 1051: schedEnd(&srv->srv_root);
1.1 misho 1052: return 0;
1053: }
1054:
1055:
1056: /*
1057: * rpc_srv_execCall() Execute registered call from RPC server
1.7 misho 1058: *
1.10 misho 1059: * @cli = RPC client
1.1 misho 1060: * @rpc = IN RPC call structure
1.10 misho 1061: * @funcname = Execute RPC function
1.5 misho 1062: * @args = IN RPC calling arguments from RPC client
1.1 misho 1063: * return: -1 error, !=-1 ok
1064: */
1065: int
1.10 misho 1066: rpc_srv_execCall(rpc_cli_t * __restrict cli, struct tagRPCCall * __restrict rpc,
1067: ait_val_t funcname, array_t * __restrict args)
1.1 misho 1068: {
1069: rpc_callback_t func;
1070:
1.10 misho 1071: if (!cli || !rpc || !AIT_ADDR(&funcname)) {
1.7 misho 1072: rpc_SetErr(EINVAL, "Invalid parameter can`t exec function");
1.1 misho 1073: return -1;
1074: }
1075:
1.10 misho 1076: func = AIT_GET_LIKE(&funcname, rpc_callback_t);
1077: return func(cli, rpc, args);
1.1 misho 1078: }
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