--- libaitrpc/src/srv.c 2012/11/19 10:29:02 1.12.2.5 +++ libaitrpc/src/srv.c 2013/03/07 23:10:50 1.14 @@ -3,7 +3,7 @@ * by Michael Pounov * * $Author: misho $ -* $Id: srv.c,v 1.12.2.5 2012/11/19 10:29:02 misho Exp $ +* $Id: srv.c,v 1.14 2013/03/07 23:10:50 misho Exp $ * ************************************************************************** The ELWIX and AITNET software is distributed under the following @@ -12,7 +12,7 @@ terms: All of the documentation and software included in the ELWIX and AITNET Releases is copyrighted by ELWIX - Sofia/Bulgaria -Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 +Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 by Michael Pounov . All rights reserved. Redistribution and use in source and binary forms, with or without @@ -67,26 +67,42 @@ static sched_task_func_t cbProto[SOCK_RAW + 1][4] = { }; +inline void +rpc_freeCli(rpc_cli_t * __restrict c) +{ + rpc_srv_t *s = c->cli_parent; + + schedCancelby(s->srv_root, taskMAX, CRITERIA_ARG, c, NULL); + + /* free buffer */ + AIT_FREE_VAL(&c->cli_buf); + + array_Del(s->srv_clients, c->cli_id, 0); + if (c) + e_free(c); +} + + static inline int -_check4freeslot(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa) +_check4freeslot(rpc_srv_t * __restrict srv, sockaddr_t * __restrict sa) { rpc_cli_t *c = NULL; register int i; /* check free slots for connect */ - for (i = 0; i < io_arraySize(srv->srv_clients) && - (c = io_array(srv->srv_clients, i, rpc_cli_t*)); i++) + for (i = 0; i < array_Size(srv->srv_clients) && + (c = array(srv->srv_clients, i, rpc_cli_t*)); i++) /* check for duplicates */ - if (sa && !io_addrcmp(&c->cli_sa, sa, 42)) + if (sa && !e_addrcmp(&c->cli_sa, sa, 42)) break; - if (i >= io_arraySize(srv->srv_clients)) + if (i >= array_Size(srv->srv_clients)) return -1; /* no more free slots! */ return i; } static rpc_cli_t * -_allocClient(rpc_srv_t * __restrict srv, io_sockaddr_t * __restrict sa) +_allocClient(rpc_srv_t * __restrict srv, sockaddr_t * __restrict sa) { rpc_cli_t *c = NULL; int n; @@ -95,23 +111,23 @@ _allocClient(rpc_srv_t * __restrict srv, io_sockaddr_t if (n == -1) return NULL; else - c = io_array(srv->srv_clients, n, rpc_cli_t*); + c = array(srv->srv_clients, n, rpc_cli_t*); if (!c) { - c = io_malloc(sizeof(rpc_cli_t)); + c = e_malloc(sizeof(rpc_cli_t)); if (!c) { LOGERR; srv->srv_kill = 1; return NULL; } else { memset(c, 0, sizeof(rpc_cli_t)); - io_arraySet(srv->srv_clients, n, c); + array_Set(srv->srv_clients, n, c); c->cli_id = n; c->cli_parent = srv; } /* alloc empty buffer */ - AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf); + AIT_SET_BUFSIZ(&c->cli_buf, 0, srv->srv_netbuf); } return c; @@ -121,39 +137,21 @@ _allocClient(rpc_srv_t * __restrict srv, io_sockaddr_t static void * freeClient(sched_task_t *task) { - rpc_cli_t *c = TASK_ARG(task); - rpc_srv_t *s = c->cli_parent; + rpc_freeCli(TASK_ARG(task)); - schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL); - - /* free buffer */ - AIT_FREE_VAL(&c->cli_buf); - - io_arrayDel(s->srv_clients, c->cli_id, 0); - if (c) - io_free(c); return NULL; } static void * closeClient(sched_task_t *task) { - rpc_cli_t *c = TASK_ARG(task); - rpc_srv_t *s = c->cli_parent; + int sock = ((rpc_cli_t*) TASK_ARG(task))->cli_sock; - schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL); + rpc_freeCli(TASK_ARG(task)); /* close client socket */ - if (TASK_VAL(task)) - shutdown(c->cli_sock, SHUT_RDWR); - close(c->cli_sock); - - /* free buffer */ - AIT_FREE_VAL(&c->cli_buf); - - io_arrayDel(s->srv_clients, c->cli_id, 0); - if (c) - io_free(c); + shutdown(sock, SHUT_RDWR); + close(sock); return NULL; } @@ -178,11 +176,11 @@ txPacket(sched_task_t *task) rpc->call_rep.ret = RPC_ERROR(-1); rpc->call_rep.eno = RPC_ERROR(rpc_Errno); } else { - rpc->call_argc = htons(io_arraySize(RPC_RETVARS(c))); + rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); /* Go Encapsulate variables */ - ret = io_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); + ret = ait_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); /* Free return values */ - io_freeVars(&c->cli_vars); + ait_freeVars(&c->cli_vars); if (ret == -1) { rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); rpc->call_argc ^= rpc->call_argc; @@ -204,7 +202,7 @@ txPacket(sched_task_t *task) if (ret == -1 || ret != wlen) { /* close connection */ schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], - c, 42, NULL, 0); + TASK_ARG(task), 0, NULL, 0); } return NULL; @@ -223,11 +221,11 @@ execCall(sched_task_t *task) /* Go decapsulate variables ... */ if (argc) { - arr = io_buffer2vars(buf + sizeof(struct tagRPCCall), + arr = ait_buffer2vars(buf + sizeof(struct tagRPCCall), AIT_LEN(&c->cli_buf) - TASK_VAL(task) - sizeof(struct tagRPCCall), argc, 42); if (!arr) { - rpc_SetErr(ERPCMISMATCH, "#%d - %s", io_GetErrno(), io_GetError()); + rpc_SetErr(ERPCMISMATCH, "#%d - %s", elwix_GetErrno(), elwix_GetError()); rpc->call_argc ^= rpc->call_argc; rpc->call_rep.ret = RPC_ERROR(-1); rpc->call_rep.eno = RPC_ERROR(rpc_Errno); @@ -252,16 +250,16 @@ execCall(sched_task_t *task) rpc->call_rep.eno ^= rpc->call_rep.eno; if (argc) { /* without reply */ - io_freeVars(&c->cli_vars); + ait_freeVars(&c->cli_vars); rpc->call_argc ^= rpc->call_argc; } else { /* reply */ - rpc->call_argc = htons(io_arraySize(RPC_RETVARS(c))); + rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); } } } - io_arrayDestroy(&arr); + array_Destroy(&arr); return NULL; } @@ -281,7 +279,7 @@ rxPacket(sched_task_t *task) if (rlen < 1) { /* close connection */ schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], - c, 42, NULL, 0); + TASK_ARG(task), 0, NULL, 0); return NULL; } else { rlen += off; /* add reminded bytes from previous rxPacket, if exists! */ @@ -352,7 +350,7 @@ acceptClients(sched_task_t *task) { rpc_srv_t *srv = TASK_ARG(task); rpc_cli_t *c = NULL; - socklen_t salen = sizeof(io_sockaddr_t); + socklen_t salen = sizeof(sockaddr_t); c = _allocClient(srv, NULL); if (!c) @@ -363,7 +361,7 @@ acceptClients(sched_task_t *task) if (c->cli_sock == -1) { LOGERR; AIT_FREE_VAL(&c->cli_buf); - io_arrayDel(srv->srv_clients, c->cli_id, 42); + array_Del(srv->srv_clients, c->cli_id, 42); goto end; } else fcntl(c->cli_sock, F_SETFL, fcntl(c->cli_sock, F_GETFL) | O_NONBLOCK); @@ -387,9 +385,9 @@ txUDPPacket(sched_task_t *task) int ret, wlen = sizeof(struct tagRPCCall); struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; - schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, c, NULL); + schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL); schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], - c, ts, c, 0); + TASK_ARG(task), ts, TASK_ARG(task), 0); /* copy RPC header */ memcpy(buf, TASK_DATA(task), wlen); @@ -402,11 +400,11 @@ txUDPPacket(sched_task_t *task) rpc->call_rep.ret = RPC_ERROR(-1); rpc->call_rep.eno = RPC_ERROR(rpc_Errno); } else { - rpc->call_argc = htons(io_arraySize(RPC_RETVARS(c))); + rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); /* Go Encapsulate variables */ - ret = io_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); + ret = ait_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); /* Free return values */ - io_freeVars(&c->cli_vars); + ait_freeVars(&c->cli_vars); if (ret == -1) { rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); rpc->call_argc ^= rpc->call_argc; @@ -429,7 +427,7 @@ txUDPPacket(sched_task_t *task) if (ret == -1 || ret != wlen) { /* close connection */ schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], - c, 42, NULL, 0); + TASK_ARG(task), 0, NULL, 0); } return NULL; @@ -440,15 +438,16 @@ rxUDPPacket(sched_task_t *task) { rpc_srv_t *srv = TASK_ARG(task); rpc_cli_t *c = NULL; - socklen_t salen = sizeof(io_sockaddr_t); int len, rlen, noreply; u_short crc, off = 0; u_char buf[USHRT_MAX + 1]; struct tagRPCCall *rpc = (struct tagRPCCall*) buf; - io_sockaddr_t sa; + sockaddr_t sa; + socklen_t salen; struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; /* receive connect packet */ + salen = sa.ss.ss_len = sizeof(sockaddr_t); rlen = recvfrom(TASK_FD(task), buf, sizeof buf, 0, &sa.sa, &salen); if (rlen < 1) goto end; @@ -457,8 +456,10 @@ rxUDPPacket(sched_task_t *task) if (!c) goto end; else { - /* armed timer for close stateless connection */ + c->cli_sock = TASK_FD(task); + memcpy(&c->cli_sa, &sa, sizeof c->cli_sa); memcpy(AIT_GET_BUF(&c->cli_buf), buf, AIT_LEN(&c->cli_buf)); + /* armed timer for close stateless connection */ schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, c, NULL); schedTimer(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], c, ts, c, 0); @@ -503,13 +504,13 @@ rxUDPPacket(sched_task_t *task) rpc->call_rep.eno = RPC_ERROR(errno); } else { /* execute RPC call */ - schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off, NULL, 0); + schedEvent(TASK_ROOT(task), execCall, c, off, NULL, 0); } /* send RPC reply */ if (!noreply) schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET], - TASK_ARG(task), TASK_FD(task), rpc, len); + c, TASK_FD(task), rpc, len); off += len; } while (rlen > 0); @@ -521,25 +522,32 @@ end: /* ------------------------------------------------------ */ -static void * -closeBLOBClient(sched_task_t *task) +inline void +rpc_freeBLOBCli(rpc_cli_t * __restrict c) { - rpc_cli_t *c = TASK_ARG(task); rpc_srv_t *s = c->cli_parent; - schedCancelby(TASK_ROOT(task), taskMAX, CRITERIA_ARG, TASK_ARG(task), NULL); + schedCancelby(s->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); - /* close client socket */ - if (TASK_VAL(task)) - shutdown(c->cli_sock, SHUT_RDWR); - close(c->cli_sock); - /* free buffer */ AIT_FREE_VAL(&c->cli_buf); - io_arrayDel(s->srv_blob.clients, c->cli_id, 0); + array_Del(s->srv_blob.clients, c->cli_id, 0); if (c) - io_free(c); + e_free(c); +} + + +static void * +closeBLOBClient(sched_task_t *task) +{ + int sock = ((rpc_cli_t*) TASK_ARG(task))->cli_sock; + + rpc_freeBLOBCli(TASK_ARG(task)); + + /* close client socket */ + shutdown(sock, SHUT_RDWR); + close(sock); return NULL; } @@ -666,37 +674,37 @@ acceptBLOBClients(sched_task_t *task) rpc_srv_t *srv = TASK_ARG(task); rpc_cli_t *c = NULL; register int i; - socklen_t salen = sizeof(io_sockaddr_t); + socklen_t salen = sizeof(sockaddr_t); #ifdef TCP_NOPUSH int n = 1; #endif /* check free slots for connect */ - for (i = 0; i < io_arraySize(srv->srv_blob.clients) && - (c = io_array(srv->srv_blob.clients, i, rpc_cli_t*)); i++); + for (i = 0; i < array_Size(srv->srv_blob.clients) && + (c = array(srv->srv_blob.clients, i, rpc_cli_t*)); i++); if (c) /* no more free slots! */ goto end; - c = io_malloc(sizeof(rpc_cli_t)); + c = e_malloc(sizeof(rpc_cli_t)); if (!c) { LOGERR; srv->srv_kill = srv->srv_blob.kill = 1; return NULL; } else { memset(c, 0, sizeof(rpc_cli_t)); - io_arraySet(srv->srv_blob.clients, i, c); + array_Set(srv->srv_blob.clients, i, c); c->cli_id = i; c->cli_parent = srv; } /* alloc empty buffer */ - AIT_SET_BUF2(&c->cli_buf, 0, srv->srv_netbuf); + AIT_SET_BUFSIZ(&c->cli_buf, 0, srv->srv_netbuf); /* accept client */ c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); if (c->cli_sock == -1) { LOGERR; AIT_FREE_VAL(&c->cli_buf); - io_arrayDel(srv->srv_blob.clients, i, 42); + array_Del(srv->srv_blob.clients, i, 42); goto end; } else { #ifdef TCP_NOPUSH @@ -743,7 +751,7 @@ rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s srv->srv_blob.server.cli_parent = srv; - memcpy(&srv->srv_blob.server.cli_sa, &srv->srv_server.cli_sa, sizeof(io_sockaddr_t)); + memcpy(&srv->srv_blob.server.cli_sa, &srv->srv_server.cli_sa, sizeof(sockaddr_t)); switch (srv->srv_blob.server.cli_sa.sa.sa_family) { case AF_INET: srv->srv_blob.server.cli_sa.sin.sin_port = @@ -800,9 +808,9 @@ rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s /* allocate pool for concurent blob clients */ - srv->srv_blob.clients = io_arrayInit(io_arraySize(srv->srv_clients)); + srv->srv_blob.clients = array_Init(array_Size(srv->srv_clients)); if (!srv->srv_blob.clients) { - rpc_SetErr(io_GetErrno(), "%s", io_GetError()); + rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); close(srv->srv_blob.server.cli_sock); AIT_FREE_VAL(&srv->srv_blob.dir); return -1; @@ -812,7 +820,7 @@ rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s srv->srv_blob.root = schedBegin(); if (!srv->srv_blob.root) { rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); - io_arrayDestroy(&srv->srv_blob.clients); + array_Destroy(&srv->srv_blob.clients); close(srv->srv_blob.server.cli_sock); AIT_FREE_VAL(&srv->srv_blob.dir); return -1; @@ -855,7 +863,7 @@ rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv) return -1; } - if (listen(srv->srv_blob.server.cli_sock, io_arraySize(srv->srv_blob.clients)) == -1) { + if (listen(srv->srv_blob.server.cli_sock, array_Size(srv->srv_blob.clients)) == -1) { LOGERR; return -1; } @@ -871,8 +879,8 @@ rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv) schedRun(srv->srv_blob.root, &srv->srv_blob.kill); /* close all clients connections & server socket */ - for (i = 0; i < io_arraySize(srv->srv_blob.clients); i++) { - c = io_array(srv->srv_blob.clients, i, rpc_cli_t*); + for (i = 0; i < array_Size(srv->srv_blob.clients); i++) { + c = array(srv->srv_blob.clients, i, rpc_cli_t*); if (c) { shutdown(c->cli_sock, SHUT_RDWR); close(c->cli_sock); @@ -880,9 +888,9 @@ rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv) schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); AIT_FREE_VAL(&c->cli_buf); } - io_arrayDel(srv->srv_blob.clients, i, 42); + array_Del(srv->srv_blob.clients, i, 42); } - io_arrayDestroy(&srv->srv_blob.clients); + array_Destroy(&srv->srv_blob.clients); close(srv->srv_blob.server.cli_sock); @@ -891,7 +899,7 @@ rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv) TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node); rpc_srv_blobFree(srv, b); - io_free(b); + e_free(b); } schedEnd(&srv->srv_blob.root); @@ -918,22 +926,22 @@ rpc_srv_initServer(u_int regProgID, u_char regProcID, { int n = 1; rpc_srv_t *srv = NULL; - io_sockaddr_t sa = IO_SOCKADDR_INIT; + sockaddr_t sa = E_SOCKADDR_INIT; if (!concurentClients || !regProgID || (proto < 0 || proto > SOCK_DGRAM)) { rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server"); return NULL; } - if (!proto) - proto = SOCK_STREAM; - if (!io_gethostbyname(csHost, Port, &sa)) + if (!e_gethostbyname(csHost, Port, &sa)) return NULL; if (!Port) Port = RPC_DEFPORT; + if (!proto) + proto = SOCK_STREAM; if (netBuf < RPC_MIN_BUFSIZ) netBuf = BUFSIZ; else - netBuf = io_align(netBuf, 2); /* align netBuf length */ + netBuf = E_ALIGN(netBuf, 2); /* align netBuf length */ #ifdef HAVE_SRANDOMDEV srandomdev(); @@ -943,7 +951,7 @@ rpc_srv_initServer(u_int regProgID, u_char regProcID, srandom((time(&tim) ^ getpid())); #endif - srv = io_malloc(sizeof(rpc_srv_t)); + srv = e_malloc(sizeof(rpc_srv_t)); if (!srv) { LOGERR; return NULL; @@ -969,17 +977,17 @@ rpc_srv_initServer(u_int regProgID, u_char regProcID, if (!srv->srv_root) { rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); pthread_mutex_destroy(&srv->srv_funcs.mtx); - io_free(srv); + e_free(srv); return NULL; } /* init pool for clients */ - srv->srv_clients = io_arrayInit(concurentClients); + srv->srv_clients = array_Init(concurentClients); if (!srv->srv_clients) { - rpc_SetErr(io_GetErrno(), "%s", io_GetError()); + rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); schedEnd(&srv->srv_root); pthread_mutex_destroy(&srv->srv_funcs.mtx); - io_free(srv); + e_free(srv); return NULL; } @@ -987,10 +995,10 @@ rpc_srv_initServer(u_int regProgID, u_char regProcID, srv->srv_server.cli_sock = socket(srv->srv_server.cli_sa.sa.sa_family, srv->srv_proto, 0); if (srv->srv_server.cli_sock == -1) { LOGERR; - io_arrayDestroy(&srv->srv_clients); + array_Destroy(&srv->srv_clients); schedEnd(&srv->srv_root); pthread_mutex_destroy(&srv->srv_funcs.mtx); - io_free(srv); + e_free(srv); return NULL; } if (setsockopt(srv->srv_server.cli_sock, SOL_SOCKET, SO_REUSEADDR, &n, sizeof n) == -1) { @@ -1019,10 +1027,10 @@ rpc_srv_initServer(u_int regProgID, u_char regProcID, return srv; err: /* error condition */ close(srv->srv_server.cli_sock); - io_arrayDestroy(&srv->srv_clients); + array_Destroy(&srv->srv_clients); schedEnd(&srv->srv_root); pthread_mutex_destroy(&srv->srv_funcs.mtx); - io_free(srv); + e_free(srv); return NULL; } @@ -1046,7 +1054,7 @@ rpc_srv_endServer(rpc_srv_t ** __restrict psrv) sleep(RPC_SCHED_POLLING); pthread_mutex_destroy(&(*psrv)->srv_funcs.mtx); - io_free(*psrv); + e_free(*psrv); *psrv = NULL; } @@ -1069,10 +1077,11 @@ rpc_srv_loopServer(rpc_srv_t * __restrict srv) return -1; } - if (listen(srv->srv_server.cli_sock, io_arraySize(srv->srv_clients)) == -1) { - LOGERR; - return -1; - } + if (srv->srv_proto == SOCK_STREAM) + if (listen(srv->srv_server.cli_sock, array_Size(srv->srv_clients)) == -1) { + LOGERR; + return -1; + } if (!schedRead(srv->srv_root, cbProto[srv->srv_proto][CB_ACCEPTCLIENT], srv, srv->srv_server.cli_sock, NULL, 0)) { @@ -1085,19 +1094,19 @@ rpc_srv_loopServer(rpc_srv_t * __restrict srv) schedRun(srv->srv_root, &srv->srv_kill); /* close all clients connections & server socket */ - for (i = 0; i < io_arraySize(srv->srv_clients); i++) { - c = io_array(srv->srv_clients, i, rpc_cli_t*); + for (i = 0; i < array_Size(srv->srv_clients); i++) { + c = array(srv->srv_clients, i, rpc_cli_t*); if (c) { shutdown(c->cli_sock, SHUT_RDWR); close(c->cli_sock); schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL); - io_freeVars(&RPC_RETVARS(c)); + ait_freeVars(&RPC_RETVARS(c)); AIT_FREE_VAL(&c->cli_buf); } - io_arrayDel(srv->srv_clients, i, 42); + array_Del(srv->srv_clients, i, 42); } - io_arrayDestroy(&srv->srv_clients); + array_Destroy(&srv->srv_clients); close(srv->srv_server.cli_sock); @@ -1107,7 +1116,7 @@ rpc_srv_loopServer(rpc_srv_t * __restrict srv) SLIST_REMOVE_HEAD(&srv->srv_funcs, func_next); AIT_FREE_VAL(&f->func_name); - io_free(f); + e_free(f); } srv->srv_funcs.avlh_root = NULL; RPC_FUNCS_UNLOCK(&srv->srv_funcs);