version 1.4.2.1, 2011/08/29 23:26:56
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version 1.9.2.8, 2012/05/17 12:52:30
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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 | Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
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 47 SUCH DAMAGE.
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Line 47 SUCH DAMAGE.
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/* |
/* |
* rpc_cli_openBLOBClient() Connect to BLOB Server | * rpc_cli_openBLOBClient() - Connect to BLOB Server |
| * |
* @rpccli = RPC Client session |
* @rpccli = RPC Client session |
* @Port = Port for bind server, if Port == 0 default port is selected |
* @Port = Port for bind server, if Port == 0 default port is selected |
* return: NULL == error or !=NULL connection to BLOB server established |
* return: NULL == error or !=NULL connection to BLOB server established |
Line 56 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; |
struct sockaddr sa; |
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struct sockaddr_in *sin = (struct sockaddr_in*) &sa; |
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struct sockaddr_in6 *sin6 = (struct sockaddr_in6*) &sa; |
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struct sockaddr_un *sun = (struct sockaddr_un*) &sa; |
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if (!rpccli || | if (!rpccli) { |
(rpccli->cli_sa.sa_family != AF_INET && rpccli->cli_sa.sa_family != AF_INET6 && | rpc_SetErr(EINVAL, "Invalid parameters can`t connect to BLOB server"); |
rpccli->cli_sa.sa_family != AF_LOCAL)) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to BLOB server ...\n"); | |
return NULL; |
return NULL; |
} |
} |
if (!Port) |
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Port = RPC_DEFPORT + 1; |
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cli = malloc(sizeof(rpc_cli_t)); |
cli = malloc(sizeof(rpc_cli_t)); |
if (!cli) { |
if (!cli) { |
Line 77 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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Line 70 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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} else |
} else |
memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
memcpy(cli, rpccli, sizeof(rpc_cli_t)); |
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memcpy(&sa, &rpccli->cli_sa, sizeof sa); | memcpy(&cli->cli_sa, &rpccli->cli_sa, sizeof(io_sockaddr_t)); |
switch (rpccli->cli_sa.sa_family) { | switch (cli->cli_sa.sa.sa_family) { |
case AF_INET: |
case AF_INET: |
sin->sin_port = htons(Port); | cli->cli_sa.sin.sin_port = |
memcpy(&cli->cli_sa, sin, sizeof(struct sockaddr)); | htons(Port ? Port : ntohs(cli->cli_sa.sin.sin_port) + 1); |
break; |
break; |
case AF_INET6: |
case AF_INET6: |
sin6->sin6_port = htons(Port); | cli->cli_sa.sin6.sin6_port = |
memcpy(&cli->cli_sa, sin6, sizeof(struct sockaddr)); | htons(Port ? Port : ntohs(cli->cli_sa.sin6.sin6_port) + 1); |
break; |
break; |
case AF_LOCAL: |
case AF_LOCAL: |
strlcat(sun->sun_path, ".blob", sizeof sun->sun_path); | strlcat(cli->cli_sa.sun.sun_path, ".blob", sizeof cli->cli_sa.sun.sun_path); |
memcpy(&cli->cli_sa, sun, sizeof(struct sockaddr)); | |
break; |
break; |
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default: |
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rpc_SetErr(EINVAL, "Invalid socket type %d", cli->cli_sa.sa.sa_family); |
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return NULL; |
} |
} |
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AIT_COPY_VAL(&cli->cli_buf, &rpccli->cli_buf); |
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/* connect to BLOB server */ |
/* connect to BLOB server */ |
cli->cli_sock = socket(cli->cli_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); |
free(cli); |
return NULL; |
return NULL; |
} |
} |
if (connect(cli->cli_sock, &cli->cli_sa, sizeof cli->cli_sa) == -1) { | if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
LOGERR; |
LOGERR; |
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close(cli->cli_sock); |
free(cli); |
free(cli); |
return NULL; |
return NULL; |
} |
} |
Line 110 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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Line 108 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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} |
} |
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/* |
/* |
* rpc_cli_closeBLOBClient() Close connection to BLOB server and free resources | * rpc_cli_closeBLOBClient() - Close connection to BLOB server and free resources |
| * |
* @cli = BLOB Client session |
* @cli = BLOB Client session |
* return: none |
* return: none |
*/ |
*/ |
void |
void |
rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli) | rpc_cli_closeBLOBClient(rpc_cli_t ** __restrict cli) |
{ |
{ |
if (!cli) { | if (!cli || !*cli) |
rpc_SetErr(EINVAL, "Error:: Can`t close connection because parameter is null!\n"); | |
return; |
return; |
} |
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shutdown(cli->cli_sock, SHUT_RDWR); | shutdown((*cli)->cli_sock, SHUT_RDWR); |
close(cli->cli_sock); | close((*cli)->cli_sock); |
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free(cli); | AIT_FREE_VAL(&(*cli)->cli_buf); |
cli = NULL; | |
| free(*cli); |
| *cli = NULL; |
} |
} |
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// -------------------------------------------------------------- | /* -------------------------------------------------------------- */ |
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/* |
/* |
* rpc_cli_openClient() Connect to RPC Server | * rpc_cli_openClient() - Connect to RPC Server |
| * |
* @ProgID = ProgramID for RPC session request |
* @ProgID = ProgramID for RPC session request |
* @ProcID = ProcessID for RPC session request |
* @ProcID = ProcessID for RPC session request |
* @family = Family socket type, AF_INET or AF_INET6 | * @netBuf = Network buffer length, 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 |
* 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_int ProcID, u_short family, const char *csHost, u_short Port) | rpc_cli_openClient(u_int ProgID, u_char ProcID, int netBuf, const char *csHost, u_short Port) |
{ |
{ |
rpc_cli_t *cli = NULL; |
rpc_cli_t *cli = NULL; |
struct hostent *host = NULL; | io_sockaddr_t sa; |
struct sockaddr sa; | |
struct sockaddr_in *sin = (struct sockaddr_in*) &sa; | |
struct sockaddr_in6 *sin6 = (struct sockaddr_in6*) &sa; | |
struct sockaddr_un *sun = (struct sockaddr_un*) &sa; | |
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if (!csHost || (family != AF_INET && family != AF_INET6 && family != AF_LOCAL)) { | if (!io_gethostbyname(csHost, Port, &sa)) |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); | |
return NULL; |
return NULL; |
} |
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if (!Port) |
if (!Port) |
Port = RPC_DEFPORT; |
Port = RPC_DEFPORT; |
if (csHost && family != AF_LOCAL) { | if (!netBuf) |
host = gethostbyname2(csHost, family); | netBuf = BUFSIZ; |
if (!host) { | |
rpc_SetErr(h_errno, "Error:: %s\n", hstrerror(h_errno)); | |
return NULL; | |
} | |
} | |
memset(&sa, 0, sizeof sa); | |
sa.sa_family = family; | |
switch (family) { | |
case AF_INET: | |
sin->sin_len = sizeof(struct sockaddr_in); | |
sin->sin_port = htons(Port); | |
if (csHost) | |
memcpy(&sin->sin_addr, host->h_addr, host->h_length); | |
break; | |
case AF_INET6: | |
sin6->sin6_len = sizeof(struct sockaddr_in6); | |
sin6->sin6_port = htons(Port); | |
if (csHost) | |
memcpy(&sin6->sin6_addr, host->h_addr, host->h_length); | |
break; | |
case AF_LOCAL: | |
sun->sun_len = sizeof(struct sockaddr_un); | |
if (csHost) | |
strlcpy(sun->sun_path, csHost, sizeof sun->sun_path); | |
break; | |
default: | |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); | |
return NULL; | |
} | |
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#ifdef HAVE_SRANDOMDEV |
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srandomdev(); |
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#else |
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time_t tim; |
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srandom((time(&tim) ^ getpid())); |
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#endif |
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cli = malloc(sizeof(rpc_cli_t)); |
cli = malloc(sizeof(rpc_cli_t)); |
if (!cli) { |
if (!cli) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
} else |
} else |
memset(cli, 0, sizeof(rpc_cli_t)); |
memset(cli, 0, sizeof(rpc_cli_t)); |
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/* build session */ |
cli->cli_parent = malloc(sizeof(rpc_sess_t)); |
cli->cli_parent = malloc(sizeof(rpc_sess_t)); |
if (!cli->cli_parent) { |
if (!cli->cli_parent) { |
LOGERR; |
LOGERR; |
Line 205 rpc_cli_openClient(u_int ProgID, u_int ProcID, u_short
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Line 180 rpc_cli_openClient(u_int ProgID, u_int ProcID, u_short
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((rpc_sess_t*) cli->cli_parent)->sess_process = ProcID; |
((rpc_sess_t*) cli->cli_parent)->sess_process = ProcID; |
} |
} |
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switch (family) { | memcpy(&cli->cli_sa, &sa, sizeof cli->cli_sa); |
case AF_INET: | AIT_SET_BUF2(&cli->cli_buf, 0, netBuf); |
memcpy(&cli->cli_sa, sin, sizeof cli->cli_sa); | |
break; | |
case AF_INET6: | |
memcpy(&cli->cli_sa, sin6, sizeof cli->cli_sa); | |
break; | |
case AF_LOCAL: | |
memcpy(&cli->cli_sa, sun, sizeof cli->cli_sa); | |
break; | |
} | |
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/* connect to RPC server */ |
/* connect to RPC server */ |
cli->cli_sock = socket(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; |
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AIT_FREE_VAL(&cli->cli_buf); |
free(cli->cli_parent); |
free(cli->cli_parent); |
free(cli); |
free(cli); |
return NULL; |
return NULL; |
} |
} |
if (connect(cli->cli_sock, &cli->cli_sa, sizeof cli->cli_sa) == -1) { | if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
LOGERR; |
LOGERR; |
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AIT_FREE_VAL(&cli->cli_buf); |
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close(cli->cli_sock); |
free(cli->cli_parent); |
free(cli->cli_parent); |
free(cli); |
free(cli); |
return NULL; |
return NULL; |
Line 236 rpc_cli_openClient(u_int ProgID, u_int ProcID, u_short
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Line 205 rpc_cli_openClient(u_int ProgID, u_int ProcID, u_short
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} |
} |
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/* |
/* |
* rpc_cli_closeClient() Close connection to RPC server and free resources | * rpc_cli_closeClient() - Close connection to RPC server and free resources |
| * |
* @cli = RPC Client session |
* @cli = RPC Client session |
* return: none |
* return: none |
*/ |
*/ |
void |
void |
rpc_cli_closeClient(rpc_cli_t * __restrict cli) | rpc_cli_closeClient(rpc_cli_t ** __restrict cli) |
{ |
{ |
if (!cli) { | if (!cli || !*cli) |
rpc_SetErr(EINVAL, "Error:: Can`t close connection because parameter is null!\n"); | |
return; |
return; |
} |
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shutdown(cli->cli_sock, SHUT_RDWR); | shutdown((*cli)->cli_sock, SHUT_RDWR); |
close(cli->cli_sock); | close((*cli)->cli_sock); |
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if (cli->cli_parent) | AIT_FREE_VAL(&(*cli)->cli_buf); |
free(cli->cli_parent); | |
free(cli); | if ((*cli)->cli_parent) |
cli = NULL; | free((*cli)->cli_parent); |
| |
| free(*cli); |
| *cli = NULL; |
} |
} |
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/* |
/* |
* rpc_cli_execCall() Execute RPC call | * rpc_cli_execCall() - Execute RPC call |
| * |
* @cli = RPC Client session |
* @cli = RPC Client session |
* @csModule = Module name, if NULL self binary | * @noreply = We not want RPC reply |
* @csFunc = Function name for execute | * @tag = Function tag for execution |
* @in_argc = IN count of arguments | |
* @in_vars = IN RPC call array of rpc values |
* @in_vars = IN RPC call array of rpc values |
* @out_argc = OUT returned count of arguments | * @out_vars = OUT returned array of rpc values, must be free after use with rpc_cli_freeVals() |
* @out_vars = OUT returned array of rpc values, must be free after use (see rpc_cli_freeVals()) | |
* return: -1 error or != -1 ok result |
* return: -1 error or != -1 ok result |
*/ |
*/ |
int |
int |
rpc_cli_execCall(rpc_cli_t *cli, const char *csModule, const char *csFunc, int in_argc, | rpc_cli_execCall(rpc_cli_t *cli, int noreply, u_short tag, |
ait_val_t * __restrict in_vars, int *out_argc, ait_val_t ** __restrict out_vars) | array_t * __restrict in_vars, array_t ** __restrict out_vars) |
{ |
{ |
fd_set fds; | struct tagRPCCall *rpc; |
u_char buf[BUFSIZ], str[MAXPATHLEN + UCHAR_MAX + 1], *data; | int ret = 0, wlen = sizeof(struct tagRPCCall); |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | uint16_t crc; |
struct tagRPCRet *rrpc = NULL; | u_char *buf; |
int ret = 0, Limit = 0; | struct pollfd pfd; |
register int i; | |
ait_val_t *v; | |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; | |
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FD_ZERO(&fds); | if (!cli) { |
memset(buf, 0, sizeof buf); | rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); |
memset(str, 0, sizeof str); | |
if (!cli || !csFunc || (in_argc && !in_vars)) { | |
rpc_SetErr(EINVAL, "Error:: Can`t execute call because parameter is null or invalid!\n"); | |
return -1; |
return -1; |
} | } else |
/* build RPC call string for hash */ | buf = AIT_GET_BUF(&cli->cli_buf); |
if (csModule) | if (out_vars) |
strlcpy((char*) str, csModule, sizeof str); | *out_vars = NULL; |
strlcat((char*) str, "__", sizeof str); | |
strlcat((char*) str, csFunc, sizeof str); | |
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/* prepare RPC call */ |
/* prepare RPC call */ |
memcpy(&rpc->call_session, cli->cli_parent, sizeof rpc->call_session); | rpc = (struct tagRPCCall*) buf; |
rpc->call_argc = in_argc; | rpc_addPktSession(&rpc->call_session, cli->cli_parent); |
rpc->call_tag = crcFletcher16((u_short*) str, sizeof str / 2); | rpc->call_argc = htons(io_arraySize(in_vars)); |
rpc->call_hash = hash_fnv((char*) str, sizeof str); | rpc->call_tag = htons(tag); |
Limit = sizeof(struct tagRPCCall); | rpc->call_seq = htons(random() % USHRT_MAX); |
if (in_argc) { | |
v = (ait_val_t*) (buf + sizeof(struct tagRPCCall)); | |
if (in_argc * sizeof(ait_val_t) > sizeof buf - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet values (-7) ...\n"); | |
return -7; | |
} else | |
Limit += in_argc * sizeof(ait_val_t); | |
memcpy(v, in_vars, in_argc * sizeof(ait_val_t)); | |
data = (u_char*) v + in_argc * sizeof(ait_val_t); | |
for (i = 0; i < in_argc && !ret; i++) { | |
switch (in_vars[i].val_type) { | |
case buffer: | |
if (Limit + in_vars[i].val_len > sizeof buf) { | |
ret = -7; | |
break; | |
} | |
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memcpy(data, in_vars[i].val.buffer, in_vars[i].val_len); | /* set reply */ |
v[i].val.buffer = (uint8_t*) ((void*) data - (void*) v); | rpc->call_req.flags = noreply ? RPC_NOREPLY : RPC_REPLY; |
data += in_vars[i].val_len; | |
Limit += in_vars[i].val_len; | |
break; | |
case string: | |
if (Limit + in_vars[i].val_len > sizeof buf) { | |
ret = -7; | |
break; | |
} | |
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memcpy(data, in_vars[i].val.string, in_vars[i].val_len); | if (io_arraySize(in_vars)) { |
v[i].val.string = (int8_t*) ((void*) data - (void*) v); | /* marshaling variables */ |
data += in_vars[i].val_len; | ret = io_vars2buffer(buf + wlen, AIT_LEN(&cli->cli_buf) - wlen, in_vars); |
Limit += in_vars[i].val_len; | if (ret == -1) { |
break; | rpc_SetErr(EBADRPC, "Failed to prepare RPC packet values"); |
default: | return -1; |
break; | } else |
} | wlen += ret; |
} | |
if (ret < 0) { | |
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet (-7) ...\n"); | |
return ret; | |
} | |
} |
} |
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if ((ret = send(cli->cli_sock, buf, Limit, 0)) == -1) { | /* total packet length */ |
| rpc->call_len = htons(wlen); |
| |
| /* calculate CRC */ |
| rpc->call_crc ^= rpc->call_crc; |
| rpc->call_crc = htons(crcFletcher16((u_short*) buf, wlen / 2)); |
| |
| if ((ret = send(cli->cli_sock, buf, wlen, MSG_NOSIGNAL)) == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
|
} else if (ret != wlen) { |
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rpc_SetErr(EPROCUNAVAIL, "RPC request, should be send %d bytes, " |
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"really sended %d bytes", wlen, ret); |
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return -1; |
} |
} |
if (ret != Limit) { |
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rpc_SetErr(ECANCELED, "Error:: in send RPC request, should be send %d bytes, really is %d\n", |
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Limit, ret); |
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return -9; |
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} |
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FD_SET(cli->cli_sock, &fds); | if (noreply) /* we not want reply */ |
if ((ret = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) < 1) { | return 0; |
| |
| /* reply from RPC server */ |
| pfd.fd = cli->cli_sock; |
| pfd.events = POLLIN | POLLPRI; |
| if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) == -1 || |
| pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
if (ret) |
if (ret) |
LOGERR; |
LOGERR; |
else |
else |
rpc_SetErr(ETIMEDOUT, "Error:: timeout, no return from RPC server?\n"); | rpc_SetErr(ETIMEDOUT, "Timeout, no answer from RPC server"); |
|
|
return -1; |
return -1; |
} |
} |
memset(buf, 0, sizeof buf); | memset(buf, 0, AIT_LEN(&cli->cli_buf)); |
if ((ret = recv(cli->cli_sock, buf, sizeof buf, 0)) == -1) { | if ((ret = recv(cli->cli_sock, buf, AIT_LEN(&cli->cli_buf), 0)) < 1) { |
LOGERR; | if (ret) |
return -3; | LOGERR; |
| return -1; |
} |
} |
if (!ret) /* receive EOF! */ | if (ret < sizeof(struct tagRPCCall)) { |
return 0; | rpc_SetErr(ERPCMISMATCH, "Short RPC packet"); |
if (ret < sizeof(struct tagRPCRet)) { | return -1; |
rpc_SetErr(EMSGSIZE, "Error:: too short RPC packet ...\n"); | } |
return -4; | |
} else | /* calculate CRC */ |
rrpc = (struct tagRPCRet*) buf; | crc = ntohs(rpc->call_crc); |
| rpc->call_crc ^= rpc->call_crc; |
| if (crc != crcFletcher16((u_short*) buf, ret / 2)) { |
| rpc_SetErr(ERPCMISMATCH, "Bad CRC RPC packet"); |
| return -1; |
| } |
| |
/* check RPC packet session info */ |
/* check RPC packet session info */ |
if (memcmp(&rrpc->ret_session, cli->cli_parent, sizeof rrpc->ret_session)) { | if (rpc_chkPktSession(&rpc->call_session, cli->cli_parent)) { |
rpc_SetErr(EINVAL, "Error:: get invalid RPC session ...\n"); | rpc_SetErr(ERPCMISMATCH, "Get invalid RPC session"); |
return -5; | return -1; |
} else |
} else |
Limit = sizeof(struct tagRPCRet); | wlen = sizeof(struct tagRPCCall); |
if (rrpc->ret_retcode < 0 && rrpc->ret_errno) { | if (ntohs(rpc->call_tag) != tag) { |
rpc_SetErr(rrpc->ret_errno, "Error::Server side: %d %s\n", | rpc_SetErr(ERPCMISMATCH, "Get wrong RPC reply"); |
rrpc->ret_retcode, strerror(rrpc->ret_errno)); | return -1; |
return -6; | |
} |
} |
if (rrpc->ret_argc * sizeof(ait_val_t) > sizeof buf - Limit) { | if (ntohl(rpc->call_rep.eno) && ntohl(rpc->call_rep.ret) == -1) { |
rpc_SetErr(EMSGSIZE, "Error:: reply RPC packet is too long ...\n"); | rpc_SetErr(ntohl(rpc->call_rep.eno), "Server side: retcode=%d #%d %s", |
return -7; | ntohl(rpc->call_rep.ret), ntohl(rpc->call_rep.eno), |
} else | strerror(ntohl(rpc->call_rep.eno))); |
Limit += rrpc->ret_argc * sizeof(ait_val_t); | return -1; |
/* RPC is OK! Go decapsulate variables ... */ | } |
if (rrpc->ret_argc) { | if (ntohs(rpc->call_argc) * sizeof(ait_val_t) > AIT_LEN(&cli->cli_buf) - wlen) { |
*out_argc = rrpc->ret_argc; | rpc_SetErr(EMSGSIZE, "Reply RPC packet is too long ..."); |
*out_vars = calloc(rrpc->ret_argc, sizeof(ait_val_t)); | return -1; |
| } |
| |
| /* RPC is OK! Go de-marshaling variables ... */ |
| if (ntohs(rpc->call_argc)) { |
| *out_vars = io_buffer2vars(buf + wlen, AIT_LEN(&cli->cli_buf) - wlen, |
| ntohs(rpc->call_argc), 0); |
if (!*out_vars) { |
if (!*out_vars) { |
LOGERR; |
|
*out_argc = 0; |
|
return -1; |
return -1; |
} else | } |
memcpy(*out_vars, buf + sizeof(struct tagRPCRet), Limit - sizeof(struct tagRPCRet)); | |
/* RPC received variables types OK! */ | |
data = (u_char*) buf + Limit; | |
for (i = 0; i < rrpc->ret_argc; i++) | |
switch ((*out_vars)[i].val_type) { | |
case buffer: | |
if ((*out_vars)[i].val_len > sizeof buf - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: Too long RPC packet ...\n"); | |
free(*out_vars); | |
*out_vars = NULL; | |
*out_argc = 0; | |
return -7; | |
} else | |
Limit += (*out_vars)[i].val_len; | |
| |
(*out_vars)[i].val.buffer = malloc((*out_vars)[i].val_len); | |
if (!(*out_vars)[i].val.buffer) { | |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); | |
free(*out_vars); | |
*out_vars = NULL; | |
*out_argc = 0; | |
return -1; | |
} else | |
memcpy((*out_vars)[i].val.buffer, data, (*out_vars)[i].val_len); | |
data += (*out_vars)[i].val_len; | |
break; | |
case string: | |
if ((*out_vars)[i].val_len > sizeof buf - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: Too long RPC packet ...\n"); | |
free(*out_vars); | |
*out_vars = NULL; | |
*out_argc = 0; | |
return -7; | |
} else | |
Limit += (*out_vars)[i].val_len; | |
| |
(*out_vars)[i].val.string = malloc((*out_vars)[i].val_len); | |
if (!(*out_vars)[i].val.string) { | |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); | |
free(*out_vars); | |
*out_vars = NULL; | |
*out_argc = 0; | |
return -1; | |
} else | |
memcpy((*out_vars)[i].val.string, data, (*out_vars)[i].val_len); | |
data += (*out_vars)[i].val_len; | |
break; | |
default: | |
break; | |
} | |
} else { | |
if (out_argc) | |
*out_argc = 0; | |
if (out_vars) | |
*out_vars = NULL; | |
} |
} |
|
|
return rrpc->ret_retcode; | ret = ntohl(rpc->call_rep.ret); |
} | return ret; |
| |
/* | |
* rpc_cli_freeVals() Free ait_val_t array returned from RPC call | |
* @args = Number of arguments in array | |
* @vars = Value elements | |
* return: none | |
*/ | |
inline void | |
rpc_cli_freeVals(int args, ait_val_t * __restrict vars) | |
{ | |
register int i; | |
| |
if (!vars) | |
return; | |
| |
for (i = 0; i < args; i++) | |
AIT_FREE_VAL(&vars[i]); | |
| |
free(vars); | |
vars = NULL; | |
} |
} |