version 1.14, 2013/03/07 23:10:50
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version 1.17.4.7, 2013/08/21 13:02:33
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Line 67 static sched_task_func_t cbProto[SOCK_RAW + 1][4] = {
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Line 67 static sched_task_func_t cbProto[SOCK_RAW + 1][4] = {
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}; |
}; |
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inline void | static inline u_char * |
| getBuffer(rpc_cli_t * __restrict c) |
| { |
| u_char *b = NULL; |
| |
| assert(c); |
| |
| if (RPC_ISNEXTBUF(c)) |
| b = AIT_GET_BUF(array(c->cli_buf, 1, ait_val_t*)); |
| else |
| b = AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t*)) + |
| sizeof(struct tagRPCCall); |
| |
| return b; |
| } |
| |
| static inline struct tagRPCCall * |
| getHeader(rpc_cli_t * __restrict c) |
| { |
| assert(c); |
| |
| return (struct tagRPCCall*) AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t*)); |
| } |
| |
| void |
rpc_freeCli(rpc_cli_t * __restrict c) |
rpc_freeCli(rpc_cli_t * __restrict c) |
{ |
{ |
rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
|
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schedCancelby(s->srv_root, taskMAX, CRITERIA_ARG, c, NULL); |
schedCancelby(s->srv_root, taskMAX, CRITERIA_ARG, c, NULL); |
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/* free buffer */ | /* free buffer(s) */ |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
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array_Del(s->srv_clients, c->cli_id, 0); |
array_Del(s->srv_clients, c->cli_id, 0); |
if (c) |
if (c) |
Line 126 _allocClient(rpc_srv_t * __restrict srv, sockaddr_t *
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Line 150 _allocClient(rpc_srv_t * __restrict srv, sockaddr_t *
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c->cli_parent = srv; |
c->cli_parent = srv; |
} |
} |
|
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/* alloc empty buffer */ | /* init buffer(s) */ |
AIT_SET_BUFSIZ(&c->cli_buf, 0, srv->srv_netbuf); | c->cli_buf = ait_allocVars(2); |
| if (!c->cli_buf) { |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
| array_Del(srv->srv_clients, n, 42); |
| return NULL; |
| } else |
| AIT_SET_BUFSIZ(array(c->cli_buf, 0, ait_val_t*), 0, srv->srv_netbuf); |
} |
} |
|
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return c; |
return c; |
Line 161 txPacket(sched_task_t *task)
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Line 191 txPacket(sched_task_t *task)
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rpc_cli_t *c = TASK_ARG(task); |
rpc_cli_t *c = TASK_ARG(task); |
rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
rpc_func_t *f = NULL; |
rpc_func_t *f = NULL; |
u_char buf[USHRT_MAX] = { 0 }; | u_char *buf; |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | struct tagRPCCall *rpc = (struct tagRPCCall*) TASK_DATA(task); |
int ret, wlen = sizeof(struct tagRPCCall); |
int ret, wlen = sizeof(struct tagRPCCall); |
|
int len = sizeof(struct tagRPCCall) + ntohl(rpc->call_len); |
|
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/* copy RPC header */ | buf = e_malloc(len); |
memcpy(buf, TASK_DATA(task), wlen); | if (!buf) { |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
| /* close connection */ |
| schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
| TASK_ARG(task), 0, NULL, 0); |
| return NULL; |
| } else { |
| /* copy RPC header */ |
| memcpy(buf, rpc, wlen); |
| rpc = (struct tagRPCCall*) buf; |
| } |
|
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if (rpc->call_argc) { |
if (rpc->call_argc) { |
f = rpc_srv_getCall(s, ntohs(rpc->call_tag)); |
f = rpc_srv_getCall(s, ntohs(rpc->call_tag)); |
if (!f) { |
if (!f) { |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
|
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rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
} else { |
} else { |
rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); |
rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); |
/* Go Encapsulate variables */ |
/* Go Encapsulate variables */ |
ret = ait_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); | ret = ait_vars2buffer(buf + wlen, len - wlen, RPC_RETVARS(c)); |
/* Free return values */ |
/* Free return values */ |
ait_freeVars(&c->cli_vars); |
ait_freeVars(&c->cli_vars); |
if (ret == -1) { |
if (ret == -1) { |
rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); |
rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); |
|
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rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
Line 191 txPacket(sched_task_t *task)
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Line 234 txPacket(sched_task_t *task)
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} |
} |
} |
} |
|
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rpc->call_len = htons(wlen); | rpc->call_len = htonl(wlen); |
|
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/* calculate CRC */ |
|
rpc->call_crc ^= rpc->call_crc; |
|
rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); |
|
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/* send reply */ |
/* send reply */ |
ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
ret = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
if (ret == -1 || ret != wlen) { |
if (ret == -1 || ret != wlen) { |
Line 205 txPacket(sched_task_t *task)
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Line 244 txPacket(sched_task_t *task)
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TASK_ARG(task), 0, NULL, 0); |
TASK_ARG(task), 0, NULL, 0); |
} |
} |
|
|
|
e_free(buf); |
return NULL; |
return NULL; |
} |
} |
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Line 215 execCall(sched_task_t *task)
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Line 255 execCall(sched_task_t *task)
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rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
rpc_func_t *f = NULL; |
rpc_func_t *f = NULL; |
array_t *arr = NULL; |
array_t *arr = NULL; |
u_char *buf = AIT_GET_BUF(&c->cli_buf) + TASK_VAL(task); | u_char *buf = getBuffer(c); |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | struct tagRPCCall *rpc = getHeader(c); |
int argc = ntohs(rpc->call_argc); |
int argc = ntohs(rpc->call_argc); |
|
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/* Go decapsulate variables ... */ |
/* Go decapsulate variables ... */ |
if (argc) { |
if (argc) { |
arr = ait_buffer2vars(buf + sizeof(struct tagRPCCall), | arr = ait_buffer2vars(buf, ntohl(rpc->call_len), argc, 42); |
AIT_LEN(&c->cli_buf) - TASK_VAL(task) - sizeof(struct tagRPCCall), | |
argc, 42); | |
if (!arr) { |
if (!arr) { |
rpc_SetErr(ERPCMISMATCH, "#%d - %s", elwix_GetErrno(), elwix_GetError()); |
rpc_SetErr(ERPCMISMATCH, "#%d - %s", elwix_GetErrno(), elwix_GetError()); |
|
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rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
Line 236 execCall(sched_task_t *task)
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Line 275 execCall(sched_task_t *task)
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if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag)))) { |
if (!(f = rpc_srv_getCall(s, ntohs(rpc->call_tag)))) { |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
|
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rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
Line 269 rxPacket(sched_task_t *task)
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Line 309 rxPacket(sched_task_t *task)
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rpc_cli_t *c = TASK_ARG(task); |
rpc_cli_t *c = TASK_ARG(task); |
rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
int len, rlen, noreply; |
int len, rlen, noreply; |
u_short crc, off = TASK_DATLEN(task); | ait_val_t *bufz = array(c->cli_buf, 0, ait_val_t*); |
u_char *buf = AIT_GET_BUF(&c->cli_buf); | u_char *buf = (u_char*) AIT_GET_BUF(bufz); |
struct tagRPCCall *rpc; | struct tagRPCCall *rpc = (struct tagRPCCall*) buf; |
|
|
if (!off) | memset(buf, 0, AIT_LEN(bufz)); |
memset(buf, 0, AIT_LEN(&c->cli_buf)); | /* 1st buffer is last */ |
rlen = recv(TASK_FD(task), buf + off, AIT_LEN(&c->cli_buf) - off, 0); | RPC_CLR_NEXTBUF(c); |
if (rlen < 1) { | |
| /* read rpc header */ |
| rlen = recv(TASK_FD(task), rpc, MIN(sizeof(struct tagRPCCall), AIT_LEN(bufz)), 0); |
| if (rlen < sizeof(struct tagRPCCall) || |
| ntohl(rpc->call_len) < sizeof(struct tagRPCCall)) { |
/* close connection */ |
/* close connection */ |
schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
TASK_ARG(task), 0, NULL, 0); |
TASK_ARG(task), 0, NULL, 0); |
return NULL; |
return NULL; |
} else { |
} else { |
rlen += off; /* add reminded bytes from previous rxPacket, if exists! */ | buf += sizeof(struct tagRPCCall); |
off = 0; /* process buffer from start offset == 0 */ | len = ntohl(rpc->call_len); |
} |
} |
|
|
do { | if (len > (AIT_LEN(bufz) - sizeof(struct tagRPCCall))) { |
/* check RPC packet */ | /* add extra buffer */ |
if (rlen < sizeof(struct tagRPCCall)) { | if (!(bufz = ait_getVars(&c->cli_buf, 1))) { |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); | /* close connection */ |
| schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
/* reminder received previous bytes ;) */ | TASK_ARG(task), 0, NULL, 0); |
schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task), | |
TASK_FD(task), TASK_DATA(task), rlen); | |
return NULL; |
return NULL; |
} else | } else { |
rpc = (struct tagRPCCall*) (buf + off); | AIT_FREE_VAL(bufz); |
| AIT_SET_BUFSIZ(bufz, 0, len); |
len = ntohs(rpc->call_len); | buf = AIT_GET_BUF(bufz); |
rlen -= len; | |
| |
/* check RPC packet lengths */ | |
if (rlen < 0 || len < sizeof(struct tagRPCCall)) { | |
rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length"); | |
/* skip entire packet */ | |
break; | |
} |
} |
|
/* buffer isnt last */ |
|
RPC_SET_NEXTBUF(c); |
|
} |
|
|
/* check integrity of packet */ | /* read payload */ |
crc = ntohs(rpc->call_crc); | rlen = recv(TASK_FD(task), buf, len, 0); |
rpc->call_crc ^= rpc->call_crc; | if (rlen < len) { |
if (crc != crcFletcher16((u_short*) rpc, len / 2)) { | /* close connection */ |
rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); | schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
| TASK_ARG(task), 0, NULL, 0); |
| return NULL; |
| } |
|
|
off += len; | noreply = RPC_CHK_NOREPLY(rpc); |
/* try next packet remaining into buffer */ | |
continue; | |
} | |
|
|
noreply = RPC_CHK_NOREPLY(rpc); | /* check RPC packet session info */ |
| if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) { |
| rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
|
|
/* check RPC packet session info */ | rpc->call_argc ^= rpc->call_argc; |
if (rpc_chkPktSession(&rpc->call_session, &s->srv_session)) { | rpc->call_rep.ret = RPC_ERROR(-1); |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); | rpc->call_rep.eno = RPC_ERROR(errno); |
rpc->call_argc ^= rpc->call_argc; | } else { |
rpc->call_rep.ret = RPC_ERROR(-1); | /* execute RPC call */ |
rpc->call_rep.eno = RPC_ERROR(errno); | schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), noreply, rpc, len); |
} else { | } |
/* execute RPC call */ | |
schedEvent(TASK_ROOT(task), execCall, TASK_ARG(task), off, NULL, 0); | |
} | |
|
|
/* send RPC reply */ | /* send RPC reply */ |
if (!noreply) | if (!noreply) |
schedWrite(TASK_ROOT(task), cbProto[s->srv_proto][CB_TXPACKET], | schedWrite(TASK_ROOT(task), cbProto[s->srv_proto][CB_TXPACKET], |
TASK_ARG(task), TASK_FD(task), rpc, len); | TASK_ARG(task), TASK_FD(task), rpc, len); |
|
|
off += len; |
|
} while (rlen > 0); |
|
|
|
/* lets get next packet */ |
/* lets get next packet */ |
schedRead(TASK_ROOT(task), TASK_FUNC(task), TASK_ARG(task), TASK_FD(task), TASK_DATA(task), 0); | schedReadSelf(task); |
return NULL; |
return NULL; |
} |
} |
|
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Line 360 acceptClients(sched_task_t *task)
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Line 394 acceptClients(sched_task_t *task)
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c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
if (c->cli_sock == -1) { |
if (c->cli_sock == -1) { |
LOGERR; |
LOGERR; |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
array_Del(srv->srv_clients, c->cli_id, 42); |
array_Del(srv->srv_clients, c->cli_id, 42); |
goto end; |
goto end; |
} else |
} else |
Line 380 txUDPPacket(sched_task_t *task)
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Line 414 txUDPPacket(sched_task_t *task)
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rpc_cli_t *c = TASK_ARG(task); |
rpc_cli_t *c = TASK_ARG(task); |
rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
rpc_func_t *f = NULL; |
rpc_func_t *f = NULL; |
u_char buf[USHRT_MAX] = { 0 }; | u_char *buf; |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | struct tagRPCCall *rpc = (struct tagRPCCall*) TASK_DATA(task); |
int ret, wlen = sizeof(struct tagRPCCall); |
int ret, wlen = sizeof(struct tagRPCCall); |
|
int len = sizeof(struct tagRPCCall) + ntohl(rpc->call_len); |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
|
|
schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL); |
schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, TASK_ARG(task), NULL); |
schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
schedTimer(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
TASK_ARG(task), ts, TASK_ARG(task), 0); |
TASK_ARG(task), ts, TASK_ARG(task), 0); |
|
|
/* copy RPC header */ | buf = e_malloc(len); |
memcpy(buf, TASK_DATA(task), wlen); | if (!buf) { |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
| /* close connection */ |
| schedEvent(TASK_ROOT(task), cbProto[s->srv_proto][CB_CLOSECLIENT], |
| TASK_ARG(task), 0, NULL, 0); |
| return NULL; |
| } else { |
| /* copy RPC header */ |
| memcpy(buf, rpc, wlen); |
| rpc = (struct tagRPCCall*) buf; |
| } |
|
|
if (rpc->call_argc) { |
if (rpc->call_argc) { |
f = rpc_srv_getCall(s, ntohs(rpc->call_tag)); |
f = rpc_srv_getCall(s, ntohs(rpc->call_tag)); |
if (!f) { |
if (!f) { |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
rpc_SetErr(EPROGUNAVAIL, "Function not found at RPC server"); |
|
|
rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
} else { |
} else { |
rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); |
rpc->call_argc = htons(array_Size(RPC_RETVARS(c))); |
/* Go Encapsulate variables */ |
/* Go Encapsulate variables */ |
ret = ait_vars2buffer(buf + wlen, sizeof buf - wlen, RPC_RETVARS(c)); | ret = ait_vars2buffer(buf + wlen, len - wlen, RPC_RETVARS(c)); |
/* Free return values */ |
/* Free return values */ |
ait_freeVars(&c->cli_vars); |
ait_freeVars(&c->cli_vars); |
if (ret == -1) { |
if (ret == -1) { |
rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); |
rpc_SetErr(EBADRPC, "Prepare RPC packet failed"); |
|
|
rpc->call_argc ^= rpc->call_argc; |
rpc->call_argc ^= rpc->call_argc; |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
rpc->call_rep.eno = RPC_ERROR(rpc_Errno); |
Line 415 txUDPPacket(sched_task_t *task)
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Line 462 txUDPPacket(sched_task_t *task)
|
} |
} |
} |
} |
|
|
rpc->call_len = htons(wlen); | rpc->call_len = htonl(wlen); |
|
|
/* calculate CRC */ |
/* calculate CRC */ |
rpc->call_crc ^= rpc->call_crc; |
rpc->call_crc ^= rpc->call_crc; |
Line 430 txUDPPacket(sched_task_t *task)
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Line 477 txUDPPacket(sched_task_t *task)
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TASK_ARG(task), 0, NULL, 0); |
TASK_ARG(task), 0, NULL, 0); |
} |
} |
|
|
|
e_free(buf); |
return NULL; |
return NULL; |
} |
} |
|
|
Line 439 rxUDPPacket(sched_task_t *task)
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Line 487 rxUDPPacket(sched_task_t *task)
|
rpc_srv_t *srv = TASK_ARG(task); |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_cli_t *c = NULL; |
rpc_cli_t *c = NULL; |
int len, rlen, noreply; |
int len, rlen, noreply; |
u_short crc, off = 0; | ait_val_t *bufz; |
u_char buf[USHRT_MAX + 1]; | u_char *buf = NULL; |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | struct tagRPCCall rpcbuf, *rpc; |
sockaddr_t sa; | sockaddr_t sa[2]; |
socklen_t salen; |
socklen_t salen; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
struct timespec ts = { DEF_RPC_TIMEOUT, 0 }; |
|
|
|
memset(&rpcbuf, 0, sizeof rpcbuf); |
|
|
/* receive connect packet */ |
/* receive connect packet */ |
salen = sa.ss.ss_len = sizeof(sockaddr_t); | salen = sa[0].ss.ss_len = sizeof(sockaddr_t); |
rlen = recvfrom(TASK_FD(task), buf, sizeof buf, 0, &sa.sa, &salen); | rlen = recvfrom(TASK_FD(task), &rpcbuf, sizeof rpcbuf, 0, &sa[0].sa, &salen); |
if (rlen < 1) | if (rlen < sizeof(struct tagRPCCall) || ntohl(rpcbuf.call_len) < sizeof(struct tagRPCCall)) |
goto end; |
goto end; |
|
else |
|
len = ntohl(rpcbuf.call_len); |
|
|
c = _allocClient(srv, &sa); | buf = e_malloc(len); |
| if (!buf) |
| goto end; |
| else |
| memset(buf, 0, len); |
| |
| /* read payload */ |
| salen = sa[1].ss.ss_len = sizeof(sockaddr_t); |
| rlen = recvfrom(TASK_FD(task), buf, len, 0, &sa[1].sa, &salen); |
| if (rlen < len || memcmp(&sa[0], &sa[1], sizeof sa[0])) |
| goto end; |
| |
| c = _allocClient(srv, sa); |
if (!c) |
if (!c) |
goto end; |
goto end; |
else { |
else { |
|
/* add extra buffer */ |
|
if (!(bufz = ait_getVars(&c->cli_buf, 1))) |
|
goto end; |
|
else { |
|
AIT_FREE_VAL(bufz); |
|
AIT_SET_BUFSIZ(bufz, 0, len); |
|
/* buffer isnt last */ |
|
RPC_SET_NEXTBUF(c); |
|
} |
|
|
|
rpc = getHeader(c); |
|
memcpy(rpc, &rpcbuf, sizeof(struct tagRPCCall)); |
|
memcpy(getBuffer(c), buf, len); |
|
|
c->cli_sock = TASK_FD(task); |
c->cli_sock = TASK_FD(task); |
memcpy(&c->cli_sa, &sa, sizeof c->cli_sa); | 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 */ |
/* armed timer for close stateless connection */ |
schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, c, NULL); |
schedCancelby(TASK_ROOT(task), taskTIMER, CRITERIA_DATA, c, NULL); |
schedTimer(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], |
schedTimer(TASK_ROOT(task), cbProto[srv->srv_proto][CB_CLOSECLIENT], |
c, ts, c, 0); |
c, ts, c, 0); |
} |
} |
|
|
do { | /* check integrity of packet */ |
/* check RPC packet */ | if (ntohs(rpc->call_crc) != crcFletcher16((u_short*) buf, len / 2)) { |
if (rlen < sizeof(struct tagRPCCall)) { | rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); | goto end; |
break; | } |
} else | |
rpc = (struct tagRPCCall*) (AIT_GET_BUF(&c->cli_buf) + off); | |
|
|
len = ntohs(rpc->call_len); | noreply = RPC_CHK_NOREPLY(rpc); |
rlen -= len; | |
|
|
/* check RPC packet lengths */ | /* check RPC packet session info */ |
if (rlen < 0 || len < sizeof(struct tagRPCCall)) { | if (rpc_chkPktSession(&rpc->call_session, &srv->srv_session)) { |
rpc_SetErr(ERPCMISMATCH, "Broken RPC packet length"); | rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
/* skip entire packet */ | |
break; | |
} | |
|
|
/* check integrity of packet */ | rpc->call_argc ^= rpc->call_argc; |
crc = ntohs(rpc->call_crc); | rpc->call_rep.ret = RPC_ERROR(-1); |
rpc->call_crc ^= rpc->call_crc; | rpc->call_rep.eno = RPC_ERROR(errno); |
if (crc != crcFletcher16((u_short*) rpc, len / 2)) { | } else { |
rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); | /* execute RPC call */ |
| schedEvent(TASK_ROOT(task), execCall, c, noreply, rpc, len); |
| } |
|
|
off += len; | /* send RPC reply */ |
/* try next packet remaining into buffer */ | if (!noreply) |
continue; | schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET], |
} | c, TASK_FD(task), rpc, len); |
| |
noreply = RPC_CHK_NOREPLY(rpc); | |
| |
/* check RPC packet session info */ | |
if (rpc_chkPktSession(&rpc->call_session, &srv->srv_session)) { | |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); | |
rpc->call_argc ^= rpc->call_argc; | |
rpc->call_rep.ret = RPC_ERROR(-1); | |
rpc->call_rep.eno = RPC_ERROR(errno); | |
} else { | |
/* execute RPC call */ | |
schedEvent(TASK_ROOT(task), execCall, c, off, NULL, 0); | |
} | |
| |
/* send RPC reply */ | |
if (!noreply) | |
schedWrite(TASK_ROOT(task), cbProto[srv->srv_proto][CB_TXPACKET], | |
c, TASK_FD(task), rpc, len); | |
| |
off += len; | |
} while (rlen > 0); | |
| |
end: |
end: |
|
if (buf) |
|
e_free(buf); |
schedReadSelf(task); |
schedReadSelf(task); |
return NULL; |
return NULL; |
} |
} |
|
|
/* ------------------------------------------------------ */ |
/* ------------------------------------------------------ */ |
|
|
inline void | void |
rpc_freeBLOBCli(rpc_cli_t * __restrict c) |
rpc_freeBLOBCli(rpc_cli_t * __restrict c) |
{ |
{ |
rpc_srv_t *s = c->cli_parent; |
rpc_srv_t *s = c->cli_parent; |
|
|
schedCancelby(s->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); |
schedCancelby(s->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); |
|
|
/* free buffer */ | /* free buffer(s) */ |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
|
|
array_Del(s->srv_blob.clients, c->cli_id, 0); |
array_Del(s->srv_blob.clients, c->cli_id, 0); |
if (c) |
if (c) |
Line 555 static void *
|
Line 608 static void *
|
txBLOB(sched_task_t *task) |
txBLOB(sched_task_t *task) |
{ |
{ |
rpc_cli_t *c = TASK_ARG(task); |
rpc_cli_t *c = TASK_ARG(task); |
u_char *buf = AIT_GET_BUF(&c->cli_buf); | u_char *buf = AIT_GET_BUF(array(c->cli_buf, 0, ait_val_t*)); |
struct tagBLOBHdr *blob = (struct tagBLOBHdr *) buf; | |
int wlen = sizeof(struct tagBLOBHdr); |
int wlen = sizeof(struct tagBLOBHdr); |
|
|
/* calculate CRC */ |
|
blob->hdr_crc ^= blob->hdr_crc; |
|
blob->hdr_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); |
|
|
|
/* send reply */ |
/* send reply */ |
wlen = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
wlen = send(TASK_FD(task), buf, wlen, MSG_NOSIGNAL); |
if (wlen == -1 || wlen != sizeof(struct tagBLOBHdr)) { |
if (wlen == -1 || wlen != sizeof(struct tagBLOBHdr)) { |
Line 581 rxBLOB(sched_task_t *task)
|
Line 629 rxBLOB(sched_task_t *task)
|
rpc_blob_t *b; |
rpc_blob_t *b; |
struct tagBLOBHdr blob; |
struct tagBLOBHdr blob; |
int rlen; |
int rlen; |
u_short crc; |
|
|
|
memset(&blob, 0, sizeof blob); |
memset(&blob, 0, sizeof blob); |
rlen = recv(TASK_FD(task), &blob, sizeof blob, 0); |
rlen = recv(TASK_FD(task), &blob, sizeof blob, 0); |
Line 599 rxBLOB(sched_task_t *task)
|
Line 646 rxBLOB(sched_task_t *task)
|
return NULL; |
return NULL; |
} |
} |
|
|
/* check integrity of packet */ |
|
crc = ntohs(blob.hdr_crc); |
|
blob.hdr_crc ^= blob.hdr_crc; |
|
if (crc != crcFletcher16((u_short*) &blob, rlen / 2)) { |
|
rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet"); |
|
|
|
schedReadSelf(task); |
|
return NULL; |
|
} |
|
|
|
/* check RPC packet session info */ |
/* check RPC packet session info */ |
if ((crc = rpc_chkPktSession(&blob.hdr_session, &s->srv_session))) { | if (rpc_chkPktSession(&blob.hdr_session, &s->srv_session)) { |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
blob.hdr_cmd = error; |
blob.hdr_cmd = error; |
goto end; |
goto end; |
Line 637 rxBLOB(sched_task_t *task)
|
Line 674 rxBLOB(sched_task_t *task)
|
} |
} |
break; |
break; |
case set: |
case set: |
if ((b = rpc_srv_registerBLOB(s, ntohl(blob.hdr_len)))) { | if ((b = rpc_srv_registerBLOB(s, ntohl(blob.hdr_len), |
| ntohl(blob.hdr_ret)))) { |
/* set new BLOB variable for reply :) */ |
/* set new BLOB variable for reply :) */ |
blob.hdr_var = htonl(b->blob_var); |
blob.hdr_var = htonl(b->blob_var); |
|
|
Line 662 rxBLOB(sched_task_t *task)
|
Line 700 rxBLOB(sched_task_t *task)
|
} |
} |
|
|
end: |
end: |
memcpy(AIT_ADDR(&c->cli_buf), &blob, sizeof blob); | memcpy(AIT_ADDR(array(c->cli_buf, 0, ait_val_t*)), &blob, sizeof blob); |
schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task), NULL, 0); |
schedWrite(TASK_ROOT(task), txBLOB, TASK_ARG(task), TASK_FD(task), NULL, 0); |
schedReadSelf(task); |
schedReadSelf(task); |
return NULL; |
return NULL; |
} |
} |
|
|
static void * |
static void * |
|
flushBLOB(sched_task_t *task) |
|
{ |
|
rpc_srv_t *srv = TASK_ARG(task); |
|
rpc_blob_t *b, *tmp; |
|
|
|
TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) { |
|
TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node); |
|
|
|
rpc_srv_blobFree(srv, b); |
|
e_free(b); |
|
} |
|
|
|
schedSignalSelf(task); |
|
return NULL; |
|
} |
|
|
|
static void * |
acceptBLOBClients(sched_task_t *task) |
acceptBLOBClients(sched_task_t *task) |
{ |
{ |
rpc_srv_t *srv = TASK_ARG(task); |
rpc_srv_t *srv = TASK_ARG(task); |
Line 696 acceptBLOBClients(sched_task_t *task)
|
Line 751 acceptBLOBClients(sched_task_t *task)
|
c->cli_parent = srv; |
c->cli_parent = srv; |
} |
} |
|
|
/* alloc empty buffer */ | /* init buffer(s) */ |
AIT_SET_BUFSIZ(&c->cli_buf, 0, srv->srv_netbuf); | c->cli_buf = ait_allocVars(1); |
| if (!c->cli_buf) { |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
| array_Del(srv->srv_blob.clients, i, 42); |
| goto end; |
| } else |
| AIT_SET_BUFSIZ(array(c->cli_buf, 0, ait_val_t*), 0, srv->srv_netbuf); |
|
|
/* accept client */ |
/* accept client */ |
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
c->cli_sock = accept(TASK_FD(task), &c->cli_sa.sa, &salen); |
if (c->cli_sock == -1) { |
if (c->cli_sock == -1) { |
LOGERR; |
LOGERR; |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
array_Del(srv->srv_blob.clients, i, 42); |
array_Del(srv->srv_blob.clients, i, 42); |
goto end; |
goto end; |
} else { |
} else { |
Line 835 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
|
Line 896 rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_s
|
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* return: none |
* return: none |
*/ |
*/ |
inline void | void |
rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv) |
rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv) |
{ |
{ |
if (!srv) |
if (!srv) |
return; |
return; |
|
|
srv->srv_blob.kill = 1; |
srv->srv_blob.kill = 1; |
|
|
|
schedEnd(&srv->srv_blob.root); |
} |
} |
|
|
/* |
/* |
Line 868 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 931 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
return -1; |
return -1; |
} |
} |
|
|
|
schedSignal(srv->srv_blob.root, flushBLOB, srv, SIGFBLOB, NULL, 0); |
if (!schedRead(srv->srv_blob.root, acceptBLOBClients, srv, |
if (!schedRead(srv->srv_blob.root, acceptBLOBClients, srv, |
srv->srv_blob.server.cli_sock, NULL, 0)) { |
srv->srv_blob.server.cli_sock, NULL, 0)) { |
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); |
rpc_SetErr(sched_GetErrno(), "%s", sched_GetError()); |
Line 878 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 942 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
/* main rpc loop */ |
/* main rpc loop */ |
schedRun(srv->srv_blob.root, &srv->srv_blob.kill); |
schedRun(srv->srv_blob.root, &srv->srv_blob.kill); |
|
|
|
/* detach blobs */ |
|
TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) { |
|
TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node); |
|
|
|
rpc_srv_blobFree(srv, b); |
|
e_free(b); |
|
} |
|
|
/* close all clients connections & server socket */ |
/* close all clients connections & server socket */ |
for (i = 0; i < array_Size(srv->srv_blob.clients); i++) { |
for (i = 0; i < array_Size(srv->srv_blob.clients); i++) { |
c = array(srv->srv_blob.clients, i, rpc_cli_t*); |
c = array(srv->srv_blob.clients, i, rpc_cli_t*); |
Line 886 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 958 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
close(c->cli_sock); |
close(c->cli_sock); |
|
|
schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); |
schedCancelby(srv->srv_blob.root, taskMAX, CRITERIA_ARG, c, NULL); |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
} |
} |
array_Del(srv->srv_blob.clients, i, 42); |
array_Del(srv->srv_blob.clients, i, 42); |
} |
} |
Line 894 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 966 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
|
|
close(srv->srv_blob.server.cli_sock); |
close(srv->srv_blob.server.cli_sock); |
|
|
/* detach blobs */ |
|
TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) { |
|
TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node); |
|
|
|
rpc_srv_blobFree(srv, b); |
|
e_free(b); |
|
} |
|
|
|
schedEnd(&srv->srv_blob.root); |
|
AIT_FREE_VAL(&srv->srv_blob.dir); |
AIT_FREE_VAL(&srv->srv_blob.dir); |
return 0; |
return 0; |
} |
} |
Line 911 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 974 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
/* |
/* |
* rpc_srv_initServer() - Init & create RPC Server |
* rpc_srv_initServer() - Init & create RPC Server |
* |
* |
* @regProgID = ProgramID for authentication & recognition | * @InstID = Instance for authentication & recognition |
* @regProcID = ProcessID for authentication & recognition | |
* @concurentClients = Concurent clients at same time to this server |
* @concurentClients = Concurent clients at same time to this server |
* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet) |
* @netBuf = Network buffer length (min:512 bytes), if =0 == BUFSIZ (also meaning max RPC packet) |
* @csHost = Host name or address for bind server, if NULL any address |
* @csHost = Host name or address for bind server, if NULL any address |
Line 921 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
Line 983 rpc_srv_loopBLOBServer(rpc_srv_t * __restrict srv)
|
* return: NULL == error or !=NULL bind and created RPC server instance |
* return: NULL == error or !=NULL bind and created RPC server instance |
*/ |
*/ |
rpc_srv_t * |
rpc_srv_t * |
rpc_srv_initServer(u_int regProgID, u_char regProcID, int concurentClients, | rpc_srv_initServer(u_char InstID, int concurentClients, int netBuf, |
int netBuf, const char *csHost, u_short Port, int proto) | const char *csHost, u_short Port, int proto) |
{ |
{ |
int n = 1; |
int n = 1; |
rpc_srv_t *srv = NULL; |
rpc_srv_t *srv = NULL; |
sockaddr_t sa = E_SOCKADDR_INIT; |
sockaddr_t sa = E_SOCKADDR_INIT; |
|
|
if (!concurentClients || !regProgID || (proto < 0 || proto > SOCK_DGRAM)) { | if (!concurentClients || (proto < 0 || proto > SOCK_DGRAM)) { |
rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server"); |
rpc_SetErr(EINVAL, "Invalid parameters can`t init RPC server"); |
return NULL; |
return NULL; |
} |
} |
Line 961 rpc_srv_initServer(u_int regProgID, u_char regProcID,
|
Line 1023 rpc_srv_initServer(u_int regProgID, u_char regProcID,
|
srv->srv_proto = proto; |
srv->srv_proto = proto; |
srv->srv_netbuf = netBuf; |
srv->srv_netbuf = netBuf; |
srv->srv_session.sess_version = RPC_VERSION; |
srv->srv_session.sess_version = RPC_VERSION; |
srv->srv_session.sess_program = regProgID; | srv->srv_session.sess_instance = InstID; |
srv->srv_session.sess_process = regProcID; | |
|
|
srv->srv_server.cli_parent = srv; |
srv->srv_server.cli_parent = srv; |
memcpy(&srv->srv_server.cli_sa, &sa, sizeof srv->srv_server.cli_sa); |
memcpy(&srv->srv_server.cli_sa, &sa, sizeof srv->srv_server.cli_sa); |
Line 1040 err: /* error condition */
|
Line 1101 err: /* error condition */
|
* @psrv = RPC Server instance |
* @psrv = RPC Server instance |
* return: none |
* return: none |
*/ |
*/ |
inline void | void |
rpc_srv_endServer(rpc_srv_t ** __restrict psrv) |
rpc_srv_endServer(rpc_srv_t ** __restrict psrv) |
{ |
{ |
if (!psrv || !*psrv) |
if (!psrv || !*psrv) |
return; |
return; |
|
|
/* if send kill to blob server */ |
/* if send kill to blob server */ |
if (!(*psrv)->srv_blob.kill) | rpc_srv_endBLOBServer(*psrv); |
rpc_srv_endBLOBServer(*psrv); | |
|
|
(*psrv)->srv_kill = 1; |
(*psrv)->srv_kill = 1; |
sleep(RPC_SCHED_POLLING); |
sleep(RPC_SCHED_POLLING); |
|
|
|
schedEnd(&(*psrv)->srv_root); |
|
|
pthread_mutex_destroy(&(*psrv)->srv_funcs.mtx); |
pthread_mutex_destroy(&(*psrv)->srv_funcs.mtx); |
e_free(*psrv); |
e_free(*psrv); |
*psrv = NULL; |
*psrv = NULL; |
Line 1102 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
|
Line 1164 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
|
|
|
schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL); |
schedCancelby(srv->srv_root, taskMAX, CRITERIA_ARG, c, NULL); |
ait_freeVars(&RPC_RETVARS(c)); |
ait_freeVars(&RPC_RETVARS(c)); |
AIT_FREE_VAL(&c->cli_buf); | ait_freeVars(&c->cli_buf); |
} |
} |
array_Del(srv->srv_clients, i, 42); |
array_Del(srv->srv_clients, i, 42); |
} |
} |
Line 1121 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
|
Line 1183 rpc_srv_loopServer(rpc_srv_t * __restrict srv)
|
srv->srv_funcs.avlh_root = NULL; |
srv->srv_funcs.avlh_root = NULL; |
RPC_FUNCS_UNLOCK(&srv->srv_funcs); |
RPC_FUNCS_UNLOCK(&srv->srv_funcs); |
|
|
schedEnd(&srv->srv_root); |
|
return 0; |
return 0; |
} |
} |
|
|