Annotation of libaitrpc/src/builtin.c, revision 1.10
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 $
1.10 ! misho 6: * $Id: builtin.c,v 1.9.2.1 2012/11/13 09:21:27 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:
1.6 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:
49: /* builtin RPC server functions */
50:
1.8 misho 51: static int
52: rpcServerClients(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.1 misho 53: {
1.2 misho 54: rpc_srv_t *srv;
1.8 misho 55: rpc_cli_t *c;
1.1 misho 56: register int i;
1.4 misho 57: int len;
1.3 misho 58: const char *str = NULL;
1.8 misho 59: char *val;
60: ait_val_t v;
1.2 misho 61:
1.8 misho 62: RPC_CALLBACK_CHECK_INPUT(cli);
63: srv = RPC_SRV_SERVER(cli);
1.4 misho 64:
1.8 misho 65: len = io_arraySize(srv->srv_clients) * STRSIZ;
1.9 misho 66: if (!(val = io_malloc(len))) {
1.4 misho 67: LOGERR;
1.1 misho 68: return -1;
1.4 misho 69: } else
70: memset(val, 0, len);
1.1 misho 71:
1.8 misho 72: for (i = 0; i < io_arraySize(srv->srv_clients); i++) {
73: c = io_array(srv->srv_clients, i, rpc_cli_t*);
74: if (!c)
1.1 misho 75: continue;
76:
1.8 misho 77: str = io_n2addr(&c->cli_sa, &v);
1.2 misho 78: if (str)
1.4 misho 79: strlcat(val, (char*) str, len);
1.2 misho 80: else
1.4 misho 81: strlcat(val, "0.0.0.0", len);
82: strlcat(val, " ", len);
1.8 misho 83: AIT_FREE_VAL(&v);
1.1 misho 84: }
85:
1.8 misho 86: /* return values */
87: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), val);
1.9 misho 88: io_free(val);
1.1 misho 89: return 0;
90: }
91:
1.8 misho 92: static int
93: rpcServerCalls(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.1 misho 94: {
1.2 misho 95: rpc_srv_t *srv;
1.1 misho 96: rpc_func_t *f;
1.8 misho 97: register int i = 0;
1.4 misho 98: int len;
99: char *val, str[MAXPATHLEN];
1.1 misho 100:
1.8 misho 101: RPC_CALLBACK_CHECK_INPUT(cli);
102: srv = RPC_SRV_SERVER(cli);
1.1 misho 103:
1.10 ! misho 104: SLIST_FOREACH(f, &srv->srv_funcs, func_next)
1.8 misho 105: i++;
1.4 misho 106: len = i * STRSIZ;
107:
1.9 misho 108: if (!(val = io_malloc(len))) {
1.4 misho 109: LOGERR;
1.1 misho 110: return -1;
1.4 misho 111: } else
112: memset(val, 0, len);
1.1 misho 113:
1.10 ! misho 114: SLIST_FOREACH(f, &srv->srv_funcs, func_next)
1.8 misho 115: if (AIT_ADDR(&f->func_name)) {
1.3 misho 116: memset(str, 0, sizeof str);
1.8 misho 117: snprintf(str, sizeof str, "/%hu/0x%p; ", AIT_KEY(&f->func_name),
118: AIT_ADDR(&f->func_name));
1.4 misho 119: strlcat(val, str, len);
1.1 misho 120: }
121:
1.8 misho 122: /* return variables */
123: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), val);
1.9 misho 124: io_free(val);
1.1 misho 125: return 0;
126: }
127:
1.8 misho 128: static int
129: rpcServerSessions(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.1 misho 130: {
1.2 misho 131: rpc_srv_t *srv;
1.1 misho 132:
1.8 misho 133: RPC_CALLBACK_CHECK_INPUT(cli);
134: srv = RPC_SRV_SERVER(cli);
1.1 misho 135:
1.8 misho 136: AIT_SET_I32(io_getVars(&RPC_RETVARS(cli), 3), io_arraySize(srv->srv_clients));
137: AIT_SET_U8(io_getVars(&RPC_RETVARS(cli), 0), srv->srv_session.sess_version);
138: AIT_SET_U32(io_getVars(&RPC_RETVARS(cli), 1), srv->srv_session.sess_program);
139: AIT_SET_U8(io_getVars(&RPC_RETVARS(cli), 2), srv->srv_session.sess_process);
1.1 misho 140:
141: return 0;
142: }
1.2 misho 143:
1.8 misho 144: static int
145: rpcServerShutdown(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.2 misho 146: {
147: rpc_srv_t *srv;
148:
1.8 misho 149: RPC_CALLBACK_CHECK_INPUT(cli);
150: srv = RPC_SRV_SERVER(cli);
1.2 misho 151:
1.8 misho 152: srv->srv_kill = 1;
1.2 misho 153:
154: return 0;
155: }
156:
1.8 misho 157: static int
158: rpcServerPing(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
159: {
160: if (rpc->call_req.flags == RPC_REPLY)
161: AIT_SET_U16(io_getVars(&RPC_RETVARS(cli), 0), ntohs(rpc->call_seq));
162: return 0;
163: }
164:
165: /* ---------------------------------------------------- */
1.2 misho 166:
1.8 misho 167: static int
168: rpcBLOBServerShutdown(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.2 misho 169: {
170: rpc_srv_t *srv;
171:
1.8 misho 172: RPC_CALLBACK_CHECK_INPUT(cli);
173: srv = RPC_SRV_SERVER(cli);
1.2 misho 174:
1.8 misho 175: srv->srv_blob.kill = 1;
1.2 misho 176:
177: return 0;
178: }
179:
1.8 misho 180: static int
181: rpcBLOBServerVars(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.2 misho 182: {
183: rpc_srv_t *srv;
184: rpc_blob_t *b;
1.8 misho 185: register int i = 0;
1.4 misho 186: char *val, str[64];
187: int len;
1.2 misho 188:
1.8 misho 189: RPC_CALLBACK_CHECK_INPUT(cli);
190: srv = RPC_SRV_SERVER(cli);
1.2 misho 191:
1.8 misho 192: if (srv->srv_blob.kill) {
193: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), "BLOB Server is killed");
1.4 misho 194: return 1;
195: }
196:
1.8 misho 197: TAILQ_FOREACH(b, &srv->srv_blob.blobs, blob_node)
198: i++;
1.4 misho 199: len = i * sizeof str;
200:
201: if (!len) {
1.8 misho 202: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), "");
1.2 misho 203: return 0;
204: }
205:
1.9 misho 206: if (!(val = io_malloc(len))) {
1.4 misho 207: LOGERR;
208: return -1;
209: } else
210: memset(val, 0, len);
211:
1.8 misho 212: TAILQ_FOREACH(b, &srv->srv_blob.blobs, blob_node) {
1.4 misho 213: memset(str, 0, sizeof str);
214: snprintf(str, sizeof str, "0x%0X(%lu)=%p ", b->blob_var, (u_long) b->blob_len, b->blob_data);
215: strlcat(val, str, len);
216: }
217:
1.8 misho 218: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), val);
1.9 misho 219: io_free(val);
1.2 misho 220: return 0;
221: }
222:
1.8 misho 223: static int
224: rpcBLOBServerClients(rpc_cli_t *cli, struct tagRPCCall *rpc, array_t *iv)
1.2 misho 225: {
226: rpc_srv_t *srv;
1.8 misho 227: rpc_cli_t *c;
1.2 misho 228: register int i;
1.4 misho 229: int len;
1.3 misho 230: const char *str = NULL;
1.8 misho 231: char *val;
232: ait_val_t v;
1.2 misho 233:
1.8 misho 234: RPC_CALLBACK_CHECK_INPUT(cli);
235: srv = RPC_SRV_SERVER(cli);
1.4 misho 236:
1.8 misho 237: if (srv->srv_blob.kill) {
238: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), "BLOB Server is killed");
1.4 misho 239: return 1;
240: }
241:
1.8 misho 242: len = io_arraySize(srv->srv_blob.clients) * STRSIZ;
1.9 misho 243: if (!(val = io_malloc(len))) {
1.4 misho 244: LOGERR;
1.2 misho 245: return -1;
1.4 misho 246: } else
247: memset(val, 0, len);
1.2 misho 248:
1.8 misho 249: for (i = 0; i < io_arraySize(srv->srv_clients); i++) {
250: c = io_array(srv->srv_blob.clients, i, rpc_cli_t*);
251: if (!c)
1.2 misho 252: continue;
253:
1.8 misho 254: str = io_n2addr(&c->cli_sa, &v);
1.2 misho 255: if (str)
1.4 misho 256: strlcat(val, (char*) str, len);
1.2 misho 257: else
1.4 misho 258: strlcat(val, "0.0.0.0", len);
259: strlcat(val, " ", len);
1.8 misho 260: AIT_FREE_VAL(&v);
1.2 misho 261: }
262:
1.8 misho 263: AIT_SET_STR(io_getVars(&RPC_RETVARS(cli), 0), val);
1.9 misho 264: io_free(val);
1.2 misho 265: return 0;
266: }
1.8 misho 267:
268: /* ----------------------------------------------------------------- */
269:
270: /*
271: * rpc_register_srvPing() - Register ping service function
272: *
273: * @srv = RPC server instance
274: * return: -1 error or 0 ok
275: */
276: inline int
277: rpc_register_srvPing(rpc_srv_t * __restrict srv)
278: {
279: if (!srv)
280: return -1;
281:
282: if (rpc_srv_registerCall(srv, CALL_SRVPING, rpcServerPing) < 1)
283: return -1;
284:
285: return 0;
286: }
287:
288: /*
289: * rpc_register_srvServices() - Register internal service functions
290: *
291: * @srv = RPC server instance
292: * return: -1 error or 0 ok
293: */
294: int
295: rpc_register_srvServices(rpc_srv_t * __restrict srv)
296: {
297: if (!srv)
298: return -1;
299:
300: if (rpc_srv_registerCall(srv, CALL_SRVSHUTDOWN, rpcServerShutdown) < 1)
301: return -1;
302: if (rpc_srv_registerCall(srv, CALL_SRVCLIENTS, rpcServerClients) < 1)
303: return -1;
304: if (rpc_srv_registerCall(srv, CALL_SRVSESSIONS, rpcServerSessions) < 1)
305: return -1;
306: if (rpc_srv_registerCall(srv, CALL_SRVCALLS, rpcServerCalls) < 1)
307: return -1;
308:
309: return 0;
310: }
311:
312: /*
313: * rpc_register_blobServices() - Register internal service functions
314: *
315: * @srv = RPC server instance
316: * return: -1 error or 0 ok
317: */
318: int
319: rpc_register_blobServices(rpc_srv_t * __restrict srv)
320: {
321: if (!srv)
322: return -1;
323:
324: if (rpc_srv_registerCall(srv, CALL_BLOBSHUTDOWN, rpcBLOBServerShutdown) < 1)
325: return -1;
326: if (rpc_srv_registerCall(srv, CALL_BLOBCLIENTS, rpcBLOBServerClients) < 1)
327: return -1;
328: if (rpc_srv_registerCall(srv, CALL_BLOBVARS, rpcBLOBServerVars) < 1)
329: return -1;
330:
331: return 0;
332: }
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