version 1.9.2.11, 2012/05/17 15:21:08
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version 1.20.4.1, 2013/12/15 16:09:54
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Line 12 terms:
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Line 12 terms:
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All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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|
Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 57 rpc_cli_t *
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Line 57 rpc_cli_t *
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rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, u_short Port) |
rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, u_short Port) |
{ |
{ |
rpc_cli_t *cli = NULL; |
rpc_cli_t *cli = NULL; |
|
int n; |
|
|
if (!rpccli) { |
if (!rpccli) { |
rpc_SetErr(EINVAL, "Invalid parameters can`t connect to BLOB server"); |
rpc_SetErr(EINVAL, "Invalid parameters can`t connect to BLOB server"); |
return NULL; |
return NULL; |
} |
} |
|
|
cli = malloc(sizeof(rpc_cli_t)); | cli = e_malloc(sizeof(rpc_cli_t)); |
if (!cli) { |
if (!cli) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
} else |
} else |
memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
|
|
memcpy(&cli->cli_sa, &rpccli->cli_sa, sizeof(io_sockaddr_t)); | memcpy(&cli->cli_sa, &rpccli->cli_sa, sizeof(sockaddr_t)); |
switch (cli->cli_sa.sa.sa_family) { |
switch (cli->cli_sa.sa.sa_family) { |
case AF_INET: |
case AF_INET: |
cli->cli_sa.sin.sin_port = |
cli->cli_sa.sin.sin_port = |
Line 89 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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Line 90 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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} |
} |
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AIT_COPY_VAL(&cli->cli_buf, &rpccli->cli_buf); |
AIT_COPY_VAL(&cli->cli_buf, &rpccli->cli_buf); |
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n = AIT_LEN(&cli->cli_buf); |
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|
/* connect to BLOB server */ |
/* connect to BLOB server */ |
cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); |
cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); |
if (cli->cli_sock == -1) { |
if (cli->cli_sock == -1) { |
LOGERR; |
LOGERR; |
free(cli); | e_free(cli); |
return NULL; |
return NULL; |
} |
} |
|
if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) { |
|
LOGERR; |
|
close(cli->cli_sock); |
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e_free(cli); |
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return NULL; |
|
} |
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if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) { |
|
LOGERR; |
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close(cli->cli_sock); |
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e_free(cli); |
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return NULL; |
|
} |
if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
LOGERR; |
LOGERR; |
close(cli->cli_sock); |
close(cli->cli_sock); |
free(cli); | e_free(cli); |
return NULL; |
return NULL; |
} else |
} else |
fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); |
fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); |
Line 125 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli)
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Line 139 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli)
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|
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AIT_FREE_VAL(&(*cli)->cli_buf); |
AIT_FREE_VAL(&(*cli)->cli_buf); |
|
|
free(*cli); | e_free(*cli); |
*cli = NULL; |
*cli = NULL; |
} |
} |
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Line 134 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli)
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Line 148 rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli)
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/* |
/* |
* rpc_cli_openClient() - Connect to RPC Server |
* rpc_cli_openClient() - Connect to RPC Server |
* |
* |
* @ProgID = ProgramID for RPC session request | * @InstID = InstID for RPC session request |
* @ProcID = ProcessID for RPC session request | |
* @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 IP address for bind server |
* @csHost = Host name or IP address for bind server |
* @Port = Port for bind server, if Port == 0 default port is selected |
* @Port = Port for bind server, if Port == 0 default port is selected |
|
* @proto = Protocol, if == 0 choose SOCK_STREAM |
* return: NULL == error or !=NULL connection to RPC server established |
* return: NULL == error or !=NULL connection to RPC server established |
*/ |
*/ |
rpc_cli_t * |
rpc_cli_t * |
rpc_cli_openClient(u_int ProgID, u_char ProcID, int netBuf, const char *csHost, u_short Port) | rpc_cli_openClient(u_char InstID, int netBuf, const char *csHost, u_short Port, int proto) |
{ |
{ |
rpc_cli_t *cli = NULL; |
rpc_cli_t *cli = NULL; |
io_sockaddr_t sa; | sockaddr_t sa = E_SOCKADDR_INIT; |
|
|
if (!io_gethostbyname(csHost, Port, &sa)) | if (!e_gethostbyname(csHost, Port, &sa)) |
return NULL; |
return NULL; |
if (!Port) |
if (!Port) |
Port = RPC_DEFPORT; |
Port = RPC_DEFPORT; |
|
if (!proto) |
|
proto = SOCK_STREAM; |
if (netBuf < RPC_MIN_BUFSIZ) |
if (netBuf < RPC_MIN_BUFSIZ) |
netBuf = BUFSIZ; |
netBuf = BUFSIZ; |
else |
else |
netBuf = io_align(netBuf, 1); /* align netBuf length */ | netBuf = E_ALIGN(netBuf, 2); /* align netBuf length */ |
|
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#ifdef HAVE_SRANDOMDEV | cli = e_malloc(sizeof(rpc_cli_t)); |
srandomdev(); | |
#else | |
time_t tim; | |
| |
srandom((time(&tim) ^ getpid())); | |
#endif | |
| |
cli = malloc(sizeof(rpc_cli_t)); | |
if (!cli) { |
if (!cli) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
Line 172 rpc_cli_openClient(u_int ProgID, u_char ProcID, int ne
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Line 180 rpc_cli_openClient(u_int ProgID, u_char ProcID, int ne
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memset(cli, 0, sizeof(rpc_cli_t)); |
memset(cli, 0, sizeof(rpc_cli_t)); |
|
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/* build session */ |
/* build session */ |
cli->cli_parent = malloc(sizeof(rpc_sess_t)); | cli->cli_parent = e_malloc(sizeof(rpc_sess_t)); |
if (!cli->cli_parent) { |
if (!cli->cli_parent) { |
LOGERR; |
LOGERR; |
free(cli); | e_free(cli); |
return NULL; |
return NULL; |
} else { |
} else { |
((rpc_sess_t*) cli->cli_parent)->sess_version = RPC_VERSION; |
((rpc_sess_t*) cli->cli_parent)->sess_version = RPC_VERSION; |
((rpc_sess_t*) cli->cli_parent)->sess_program = ProgID; | ((rpc_sess_t*) cli->cli_parent)->sess_instance = InstID; |
((rpc_sess_t*) cli->cli_parent)->sess_process = ProcID; | |
} |
} |
|
|
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cli->cli_id = proto; |
memcpy(&cli->cli_sa, &sa, sizeof cli->cli_sa); |
memcpy(&cli->cli_sa, &sa, sizeof cli->cli_sa); |
AIT_SET_BUF2(&cli->cli_buf, 0, netBuf); | AIT_SET_BUFSIZ(&cli->cli_buf, 0, netBuf); |
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/* connect to RPC server */ |
/* connect to RPC server */ |
cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); | cli->cli_sock = socket(cli->cli_sa.sa.sa_family, cli->cli_id, 0); |
if (cli->cli_sock == -1) { |
if (cli->cli_sock == -1) { |
LOGERR; |
LOGERR; |
AIT_FREE_VAL(&cli->cli_buf); | goto err; |
free(cli->cli_parent); | |
free(cli); | |
return NULL; | |
} |
} |
if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { | if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_SNDBUF, |
| &netBuf, sizeof netBuf) == -1) { |
LOGERR; |
LOGERR; |
AIT_FREE_VAL(&cli->cli_buf); | goto err; |
close(cli->cli_sock); | } |
free(cli->cli_parent); | if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_RCVBUF, |
free(cli); | &netBuf, sizeof netBuf) == -1) { |
return NULL; | LOGERR; |
} else | goto err; |
fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); | } |
| if (cli->cli_id == SOCK_STREAM) |
| if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
| LOGERR; |
| goto err; |
| } |
|
|
|
fcntl(cli->cli_sock, F_SETFL, fcntl(cli->cli_sock, F_GETFL) | O_NONBLOCK); |
return cli; |
return cli; |
|
err: |
|
AIT_FREE_VAL(&cli->cli_buf); |
|
if (cli->cli_sock > 2) |
|
close(cli->cli_sock); |
|
e_free(cli->cli_parent); |
|
e_free(cli); |
|
return NULL; |
} |
} |
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/* |
/* |
Line 220 rpc_cli_closeClient(rpc_cli_t ** __restrict cli)
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Line 239 rpc_cli_closeClient(rpc_cli_t ** __restrict cli)
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if (!cli || !*cli) |
if (!cli || !*cli) |
return; |
return; |
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shutdown((*cli)->cli_sock, SHUT_RDWR); | if ((*cli)->cli_id == SOCK_STREAM) |
| shutdown((*cli)->cli_sock, SHUT_RDWR); |
close((*cli)->cli_sock); |
close((*cli)->cli_sock); |
|
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AIT_FREE_VAL(&(*cli)->cli_buf); |
AIT_FREE_VAL(&(*cli)->cli_buf); |
|
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if ((*cli)->cli_parent) |
if ((*cli)->cli_parent) |
free((*cli)->cli_parent); | e_free((*cli)->cli_parent); |
|
|
free(*cli); | e_free(*cli); |
*cli = NULL; |
*cli = NULL; |
} |
} |
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/* |
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* rpc_pkt_Send() - Send RPC packet |
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* |
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* @sock = Socket |
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* @type = Type of socket |
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* @sa = Server address |
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* @pkt = RPC packet |
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* @len = Length of packet |
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* return: -1 error, 0 EOF or >0 sended bytes |
|
*/ |
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int |
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rpc_pkt_Send(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt, int len) |
|
{ |
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u_char *buf; |
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|
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if (!pkt) { |
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rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
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return -1; |
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} else |
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buf = AIT_GET_BUF(pkt); |
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return rpc_Write(sock, type, MSG_NOSIGNAL, sa, buf, len); |
|
} |
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/* |
/* |
* rpc_cli_execCall() - Execute RPC call | * rpc_pkt_Receive() - Receive RPC packet |
* |
* |
* @cli = RPC Client session | * @sock = Socket |
* @noreply = We not want RPC reply | * @type = Type of socket |
| * @sa = Server address |
| * @pkt = RPC packet |
| * return: -1 error, 0 EOF or >0 received bytes |
| */ |
| int |
| rpc_pkt_Receive(int sock, int type, sockaddr_t * __restrict sa, ait_val_t * __restrict pkt) |
| { |
| int ret, estlen = 0, blen = sizeof(struct tagRPCCall); |
| u_char *buf; |
| struct tagRPCCall *rpc; |
| |
| if (!pkt) { |
| rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
| return -1; |
| } else { |
| buf = AIT_GET_BUF(pkt); |
| rpc = (struct tagRPCCall*) buf; |
| } |
| |
| /* reply from RPC server */ |
| do { |
| if (type == SOCK_STREAM) |
| ret = rpc_Read(sock, type, !estlen ? MSG_PEEK : 0, NULL, buf, blen); |
| else |
| ret = rpc_Read(sock, type, !estlen ? MSG_PEEK : 0, sa, buf, blen); |
| if (ret < 1) |
| return ret; |
| |
| /* check for response from known address */ |
| if (!estlen) { |
| /* 1st read for RPC header */ |
| if (ret < sizeof(struct tagRPCCall)) { |
| rpc_SetErr(ERPCMISMATCH, "Short RPC packet %d bytes", ret); |
| return -1; |
| } |
| |
| /* calc estimated length */ |
| estlen = ntohl(rpc->call_len); |
| if (estlen > AIT_LEN(pkt)) |
| AIT_RE_BUF(pkt, estlen); |
| buf = AIT_GET_BUF(pkt); |
| rpc = (struct tagRPCCall*) buf; |
| blen = estlen; |
| continue; |
| } |
| |
| /* compiler optimize loop if while(0) and stop working 'continue' on some platforms */ |
| break; |
| } while (42); |
| |
| if (ret < sizeof(struct tagRPCCall) || estlen != ret) { |
| rpc_SetErr(ERPCMISMATCH, "RPC packet mismatch estimate %d bytes, but received %d\n", |
| estlen, ret); |
| return -1; |
| } |
| |
| return ret; |
| } |
| |
| /* |
| * rpc_pkt_Request() - Build RPC Request packet |
| * |
| * @pkt = Packet buffer |
| * @sess = RPC session info |
* @tag = Function tag for execution |
* @tag = Function tag for execution |
* @in_vars = IN RPC call array of rpc values, may be NULL | * @vars = Function argument array of values, may be NULL |
* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with io_freeVars() | * @noreply = We not want RPC reply |
* return: -1 error or != -1 ok result | * @nocrc = Without CRC calculation |
| * return: -1 error or != -1 prepared bytes into packet |
*/ |
*/ |
int |
int |
rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short tag, | rpc_pkt_Request(ait_val_t * __restrict pkt, rpc_sess_t * __restrict sess, u_short tag, |
array_t * __restrict in_vars, array_t ** __restrict out_vars) | array_t * __restrict vars, int noreply, int nocrc) |
{ |
{ |
struct tagRPCCall *rpc; |
struct tagRPCCall *rpc; |
int ret = 0, wlen = sizeof(struct tagRPCCall); | int ret = 0, estlen, len = sizeof(struct tagRPCCall); |
uint16_t crc; | |
u_char *buf; |
u_char *buf; |
struct pollfd pfd; |
|
|
|
if (!cli) { | if (!pkt || !sess) { |
rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); | rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
return -1; |
return -1; |
} else | } |
buf = AIT_GET_BUF(&cli->cli_buf); | |
if (out_vars) | |
*out_vars = NULL; | |
|
|
|
/* calc estimated length */ |
|
estlen = ait_resideVars(vars) + len; |
|
if (estlen > AIT_LEN(pkt)) |
|
AIT_RE_BUF(pkt, estlen); |
|
buf = AIT_GET_BUF(pkt); |
|
|
/* prepare RPC call */ |
/* prepare RPC call */ |
rpc = (struct tagRPCCall*) buf; |
rpc = (struct tagRPCCall*) buf; |
rpc_addPktSession(&rpc->call_session, cli->cli_parent); | rpc_addPktSession(&rpc->call_session, sess); |
rpc->call_argc = htons(io_arraySize(in_vars)); | |
rpc->call_tag = htons(tag); |
rpc->call_tag = htons(tag); |
rpc->call_seq = htons(random() % USHRT_MAX); | if (!vars) |
| rpc->call_argc = 0; |
| else |
| rpc->call_argc = htons(array_Size(vars)); |
|
|
/* set reply */ |
/* set reply */ |
rpc->call_req.flags = noreply ? RPC_NOREPLY : RPC_REPLY; | rpc->call_req.flags = (uint64_t) htonl(noreply ? RPC_NOREPLY : RPC_REPLY); |
|
|
if (io_arraySize(in_vars)) { | if (array_Size(vars)) { |
/* marshaling variables */ |
/* marshaling variables */ |
ret = io_vars2buffer(buf + wlen, AIT_LEN(&cli->cli_buf) - wlen, in_vars); | ret = ait_vars2buffer(buf + len, AIT_LEN(pkt) - len, vars); |
if (ret == -1) { |
if (ret == -1) { |
rpc_SetErr(EBADRPC, "Failed to prepare RPC packet values"); |
rpc_SetErr(EBADRPC, "Failed to prepare RPC packet values"); |
return -1; |
return -1; |
} else |
} else |
wlen += ret; | len += ret; |
} |
} |
|
|
/* total packet length */ |
/* total packet length */ |
rpc->call_len = htons(wlen); | rpc->call_len = htonl(len); |
|
|
/* calculate CRC */ | if (!nocrc) { |
rpc->call_crc ^= rpc->call_crc; | /* calculate CRC */ |
rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); | rpc->call_crc ^= rpc->call_crc; |
| rpc->call_crc = htons(crcFletcher16((u_short*) buf, len / 2)); |
if ((ret = send(cli->cli_sock, buf, wlen, MSG_NOSIGNAL)) == -1) { | |
LOGERR; | |
return -1; | |
} else if (ret != wlen) { | |
rpc_SetErr(EPROCUNAVAIL, "RPC request, should be send %d bytes, " | |
"really sended %d bytes", wlen, ret); | |
return -1; | |
} |
} |
|
|
if (noreply) /* we not want reply */ | return len; |
return 0; | } |
|
|
/* reply from RPC server */ | /* |
pfd.fd = cli->cli_sock; | * rpc_pkt_Replay() - Decode RPC Replay packet |
pfd.events = POLLIN | POLLPRI; | * |
if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) == -1 || | * @pkt = Packet buffer |
pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { | * @sess = RPC session info |
if (ret) | * @tag = Function tag |
LOGERR; | * @vars = Function argument array of values, may be NULL |
else | * @nocrc = Without CRC calculation |
rpc_SetErr(ETIMEDOUT, "Timeout, no answer from RPC server"); | * return: -1 error or != -1 return value from function |
| */ |
| int |
| rpc_pkt_Replay(ait_val_t * __restrict pkt, rpc_sess_t * __restrict sess, u_short tag, |
| array_t ** __restrict vars, int nocrc) |
| { |
| struct tagRPCCall *rpc; |
| int len; |
| u_char *buf; |
| uint16_t crc; |
|
|
|
if (!pkt || !sess) { |
|
rpc_SetErr(EINVAL, "Invalid argument(s)!"); |
return -1; |
return -1; |
} | } else |
memset(buf, 0, AIT_LEN(&cli->cli_buf)); | buf = AIT_GET_BUF(pkt); |
if ((ret = recv(cli->cli_sock, buf, AIT_LEN(&cli->cli_buf), 0)) < 1) { | |
if (ret) | |
LOGERR; | |
return -1; | |
} | |
if (ret < sizeof(struct tagRPCCall)) { | |
rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); | |
return -1; | |
} | |
|
|
/* calculate CRC */ | rpc = (struct tagRPCCall*) buf; |
crc = ntohs(rpc->call_crc); | if (!nocrc) { |
rpc->call_crc ^= rpc->call_crc; | /* calculate CRC */ |
if (crc != crcFletcher16((u_short*) buf, ret / 2)) { | crc = ntohs(rpc->call_crc); |
rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); | rpc->call_crc ^= rpc->call_crc; |
return -1; | if (crc != crcFletcher16((u_short*) buf, ntohl(rpc->call_len) / 2)) { |
| rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); |
| return -1; |
| } |
} |
} |
|
|
/* check RPC packet session info */ |
/* check RPC packet session info */ |
if (rpc_chkPktSession(&rpc->call_session, cli->cli_parent)) { | if (rpc_chkPktSession(&rpc->call_session, sess)) { |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
return -1; |
return -1; |
} else | } |
wlen = sizeof(struct tagRPCCall); | |
if (ntohs(rpc->call_tag) != tag) { |
if (ntohs(rpc->call_tag) != tag) { |
rpc_SetErr(ERPCMISMATCH, "Get wrong RPC reply"); |
rpc_SetErr(ERPCMISMATCH, "Get wrong RPC reply"); |
return -1; |
return -1; |
Line 347 rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short
|
Line 455 rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short
|
strerror(ntohl(rpc->call_rep.eno))); |
strerror(ntohl(rpc->call_rep.eno))); |
return -1; |
return -1; |
} |
} |
if (ntohs(rpc->call_argc) * sizeof(ait_val_t) > AIT_LEN(&cli->cli_buf) - wlen) { | len = ntohs(rpc->call_argc) * sizeof(ait_val_t); |
rpc_SetErr(EMSGSIZE, "Reply RPC packet is too long ..."); | if (len > AIT_LEN(pkt) - sizeof(struct tagRPCCall)) { |
| rpc_SetErr(EMSGSIZE, "Reply RPC packet not enough buffer space ..."); |
return -1; |
return -1; |
} |
} |
|
if (len > ntohl(rpc->call_len) - sizeof(struct tagRPCCall)) { |
|
rpc_SetErr(EMSGSIZE, "Reply RPC packet is too short ..."); |
|
return -1; |
|
} |
|
|
/* RPC is OK! Go de-marshaling variables ... */ |
/* RPC is OK! Go de-marshaling variables ... */ |
if (out_vars && ntohs(rpc->call_argc)) { | if (vars && ntohs(rpc->call_argc)) { |
*out_vars = io_buffer2vars(buf + wlen, AIT_LEN(&cli->cli_buf) - wlen, | #ifdef CLI_RES_ZCOPY |
| *vars = ait_buffer2vars(buf + sizeof(struct tagRPCCall), len, |
| ntohs(rpc->call_argc), 42); |
| #else |
| *vars = ait_buffer2vars(buf + sizeof(struct tagRPCCall), len, |
ntohs(rpc->call_argc), 0); |
ntohs(rpc->call_argc), 0); |
if (!*out_vars) { | #endif |
rpc_SetErr(io_GetErrno(), "%s", io_GetError()); | if (!*vars) { |
| rpc_SetErr(elwix_GetErrno(), "%s", elwix_GetError()); |
return -1; |
return -1; |
} |
} |
} |
} |
|
|
ret = ntohl(rpc->call_rep.ret); | return ntohl(rpc->call_rep.ret); |
return ret; | |
} |
} |
|
|
/* |
/* |
|
* rpc_cli_execCall() - Execute RPC call |
|
* |
|
* @cli = RPC Client session |
|
* @noreply = We not want RPC reply |
|
* @tag = Function tag for execution |
|
* @in_vars = IN function argument array of values, may be NULL |
|
* @out_vars = OUT returned array of rpc values, if !=NULL must be free after use with ait_freeVars() |
|
* return: -1 error, 0 ok result or 1 closed rpc connection |
|
*/ |
|
int |
|
rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short tag, |
|
array_t * __restrict in_vars, array_t ** __restrict out_vars) |
|
{ |
|
int type = 0, wlen; |
|
u_char *buf; |
|
|
|
if (!cli) { |
|
rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); |
|
return -1; |
|
} else { |
|
if (cli->cli_id == SOCK_STREAM) |
|
type = cli->cli_id; |
|
buf = AIT_GET_BUF(&cli->cli_buf); |
|
} |
|
if (out_vars) |
|
*out_vars = NULL; |
|
|
|
if ((wlen = rpc_pkt_Request(&cli->cli_buf, cli->cli_parent, tag, in_vars, noreply, type)) == -1) |
|
return -1; |
|
|
|
if ((wlen = rpc_pkt_Send(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf, wlen)) == -1) |
|
return -1; |
|
if (!wlen) /* closed rpc connection */ |
|
return 1; |
|
|
|
if (noreply) /* we not want reply */ |
|
return 0; |
|
|
|
if ((wlen = rpc_pkt_Receive(cli->cli_sock, cli->cli_id, &cli->cli_sa, &cli->cli_buf)) == -1) |
|
return -1; |
|
if (!wlen) /* closed rpc connection */ |
|
return 1; |
|
|
|
if ((wlen = rpc_pkt_Replay(&cli->cli_buf, cli->cli_parent, tag, out_vars, type)) == -1) |
|
return -1; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* rpc_cli_freeCall() - Free resouce allocated by RPC call |
|
* |
|
* @out_vars = Returned array with variables from RPC call |
|
* return: none |
|
*/ |
|
void |
|
rpc_cli_freeCall(array_t ** __restrict out_vars) |
|
{ |
|
#ifdef CLI_RES_ZCOPY |
|
array_Destroy(out_vars); |
|
#else |
|
ait_freeVars(out_vars); |
|
#endif |
|
} |
|
|
|
/* |
* rpc_cli_ping() - Ping RPC server |
* rpc_cli_ping() - Ping RPC server |
* |
* |
* @cli = connected client |
* @cli = connected client |
* return: -1 error or !=-1 ping seq id |
* return: -1 error or !=-1 ping seq id |
*/ |
*/ |
inline int | int |
rpc_cli_ping(rpc_cli_t *cli) |
rpc_cli_ping(rpc_cli_t *cli) |
{ |
{ |
array_t *arr; |
|
int ret = 0; |
int ret = 0; |
|
array_t *arr = NULL; |
|
|
if (!cli) |
if (!cli) |
return -1; |
return -1; |
Line 384 rpc_cli_ping(rpc_cli_t *cli)
|
Line 567 rpc_cli_ping(rpc_cli_t *cli)
|
if (rpc_cli_execCall(cli, RPC_REPLY, CALL_SRVPING, NULL, &arr)) |
if (rpc_cli_execCall(cli, RPC_REPLY, CALL_SRVPING, NULL, &arr)) |
return -1; |
return -1; |
else |
else |
ret = AIT_GET_U16(io_getVars(arr, 0)); | ret = AIT_GET_U16(array(arr, 0, ait_val_t*)); |
io_freeVars(&arr); | rpc_cli_freeCall(&arr); |
|
|
return ret; |
return ret; |
} |
} |