version 1.3.2.1, 2011/08/19 09:20:47
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version 1.6.2.2, 2012/03/14 13:29:11
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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 |
* @sockType = Socket type, like SOCK_STREAM, SOCK_DGRAM or SOCK_RAW |
|
* @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 |
*/ |
*/ |
rpc_cli_t * |
rpc_cli_t * |
rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, int sockType, 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; | io_sockaddr_t sa; |
struct sockaddr_in *sin = (struct sockaddr_in*) &sa; | int n; |
struct sockaddr_in6 *sin6 = (struct sockaddr_in6*) &sa; | |
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 && | (rpccli->cli_sa.sa.sa_family != AF_INET && rpccli->cli_sa.sa.sa_family != AF_INET6 && |
rpccli->cli_sa.sa_family != AF_LOCAL)) { | rpccli->cli_sa.sa.sa_family != AF_LOCAL)) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to BLOB server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameters can`t connect to BLOB server"); |
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 79 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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Line 75 rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli,
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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(&sa, &rpccli->cli_sa, sizeof sa); |
switch (rpccli->cli_sa.sa_family) { | switch (sa.sa.sa_family) { |
case AF_INET: |
case AF_INET: |
sin->sin_port = htons(Port); | sa.sin.sin_port = htons(Port ? Port : ntohs(sa.sin.sin_port) + 1); |
memcpy(&cli->cli_sa, sin, sizeof(struct sockaddr)); | |
break; |
break; |
case AF_INET6: |
case AF_INET6: |
sin6->sin6_port = htons(Port); | sa.sin6.sin6_port = htons(Port ? Port : ntohs(sa.sin6.sin6_port) + 1); |
memcpy(&cli->cli_sa, sin6, sizeof(struct sockaddr)); | |
break; |
break; |
case AF_LOCAL: |
case AF_LOCAL: |
strlcat(sun->sun_path, ".blob", sizeof sun->sun_path); | strlcat(sa.sun.sun_path, ".blob", sizeof sa.sun.sun_path); |
memcpy(&cli->cli_sa, sun, sizeof(struct sockaddr)); | |
break; |
break; |
} |
} |
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memcpy(&cli->cli_sa, &sa, sizeof sa); |
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/* connect to BLOB server */ |
/* connect to BLOB server */ |
cli->cli_type = sockType ? sockType : SOCK_STREAM; | cli->cli_sock = socket(cli->cli_sa.sa.sa_family, SOCK_STREAM, 0); |
cli->cli_sock = socket(cli->cli_sa.sa_family, cli->cli_type, 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) { | n = cli->cli_netbuf; |
| if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) { |
LOGERR; |
LOGERR; |
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close(cli->cli_sock); |
free(cli); |
free(cli); |
return NULL; |
return NULL; |
} |
} |
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if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) { |
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LOGERR; |
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close(cli->cli_sock); |
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free(cli); |
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return NULL; |
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} |
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if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
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LOGERR; |
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close(cli->cli_sock); |
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free(cli); |
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return NULL; |
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} |
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return cli; |
return cli; |
} |
} |
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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 |
*/ |
*/ |
Line 120 void
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Line 128 void
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rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli) |
rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli) |
{ |
{ |
if (!cli) { |
if (!cli) { |
rpc_SetErr(EINVAL, "Error:: Can`t close connection because parameter is null!\n"); | rpc_SetErr(EINVAL, "Can`t close connection because parameter is null!"); |
return; |
return; |
} |
} |
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Line 134 rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli)
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Line 142 rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli)
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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 |
* @sockType = Socket type, like SOCK_STREAM, SOCK_DGRAM or SOCK_RAW | * @netBuf = Network buffer length, if =0 == BUFSIZ (also meaning max RPC packet) |
| * @Timeout = RPC timeout in seconds, if =0 set default RPC timeout |
* @family = Family socket type, AF_INET or AF_INET6 |
* @family = Family socket type, AF_INET or AF_INET6 |
* @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, int sockType, u_short family, const char *csHost, u_short Port) | rpc_cli_openClient(u_int ProgID, u_int ProcID, int netBuf, u_char Timeout, |
| u_short family, const char *csHost, u_short Port) |
{ |
{ |
rpc_cli_t *cli = NULL; |
rpc_cli_t *cli = NULL; |
struct hostent *host = NULL; |
struct hostent *host = NULL; |
struct sockaddr sa; | io_sockaddr_t sa; |
struct sockaddr_in *sin = (struct sockaddr_in*) &sa; | int n; |
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 (!csHost || (family != AF_INET && family != AF_INET6 && family != AF_LOCAL)) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); |
Line 159 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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Line 168 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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} |
} |
if (!Port) |
if (!Port) |
Port = RPC_DEFPORT; |
Port = RPC_DEFPORT; |
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if (!netBuf) |
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netBuf = BUFSIZ; |
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if (!Timeout) |
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Timeout = DEF_RPC_TIMEOUT; |
if (csHost && family != AF_LOCAL) { |
if (csHost && family != AF_LOCAL) { |
host = gethostbyname2(csHost, family); |
host = gethostbyname2(csHost, family); |
if (!host) { |
if (!host) { |
Line 167 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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Line 180 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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} |
} |
} |
} |
memset(&sa, 0, sizeof sa); |
memset(&sa, 0, sizeof sa); |
sa.sa_family = family; | sa.sa.sa_family = family; |
switch (family) { |
switch (family) { |
case AF_INET: |
case AF_INET: |
sin->sin_len = sizeof(struct sockaddr_in); | sa.sin.sin_len = sizeof(struct sockaddr_in); |
sin->sin_port = htons(Port); | sa.sin.sin_port = htons(Port); |
if (csHost) |
if (csHost) |
memcpy(&sin->sin_addr, host->h_addr, host->h_length); | memcpy(&sa.sin.sin_addr, host->h_addr, host->h_length); |
break; |
break; |
case AF_INET6: |
case AF_INET6: |
sin6->sin6_len = sizeof(struct sockaddr_in6); | sa.sin6.sin6_len = sizeof(struct sockaddr_in6); |
sin6->sin6_port = htons(Port); | sa.sin6.sin6_port = htons(Port); |
if (csHost) |
if (csHost) |
memcpy(&sin6->sin6_addr, host->h_addr, host->h_length); | memcpy(&sa.sin6.sin6_addr, host->h_addr, host->h_length); |
break; |
break; |
case AF_LOCAL: |
case AF_LOCAL: |
sun->sun_len = sizeof(struct sockaddr_un); | sa.sun.sun_len = sizeof(struct sockaddr_un); |
if (csHost) |
if (csHost) |
strlcpy(sun->sun_path, csHost, sizeof sun->sun_path); | strlcpy(sa.sun.sun_path, csHost, sizeof sa.sun.sun_path); |
break; |
break; |
default: |
default: |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); |
rpc_SetErr(EINVAL, "Error:: Invalid parameters can`t connect to RPC server ...\n"); |
Line 197 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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Line 210 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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return NULL; |
return NULL; |
} else |
} else |
memset(cli, 0, sizeof(rpc_cli_t)); |
memset(cli, 0, sizeof(rpc_cli_t)); |
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cli->cli_netbuf = netBuf; |
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 204 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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Line 219 rpc_cli_openClient(u_int ProgID, u_int ProcID, int soc
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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_timeout = Timeout; |
((rpc_sess_t*) cli->cli_parent)->sess_program = ProgID; |
((rpc_sess_t*) cli->cli_parent)->sess_program = ProgID; |
((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: | |
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_type = sockType ? sockType : SOCK_STREAM; | cli->cli_sock = socket(family, SOCK_STREAM, 0); |
cli->cli_sock = socket(family, cli->cli_type, 0); | |
if (cli->cli_sock == -1) { |
if (cli->cli_sock == -1) { |
LOGERR; |
LOGERR; |
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) { | n = cli->cli_netbuf; |
| if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_SNDBUF, &n, sizeof n) == -1) { |
LOGERR; |
LOGERR; |
|
close(cli->cli_sock); |
free(cli->cli_parent); |
free(cli->cli_parent); |
free(cli); |
free(cli); |
return NULL; |
return NULL; |
} |
} |
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if (setsockopt(cli->cli_sock, SOL_SOCKET, SO_RCVBUF, &n, sizeof n) == -1) { |
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LOGERR; |
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close(cli->cli_sock); |
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free(cli->cli_parent); |
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free(cli); |
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return NULL; |
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} |
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if (connect(cli->cli_sock, &cli->cli_sa.sa, cli->cli_sa.sa.sa_len) == -1) { |
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LOGERR; |
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close(cli->cli_sock); |
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free(cli->cli_parent); |
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free(cli); |
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return NULL; |
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} |
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return cli; |
return cli; |
} |
} |
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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 |
*/ |
*/ |
Line 248 void
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Line 270 void
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rpc_cli_closeClient(rpc_cli_t * __restrict cli) |
rpc_cli_closeClient(rpc_cli_t * __restrict cli) |
{ |
{ |
if (!cli) { |
if (!cli) { |
rpc_SetErr(EINVAL, "Error:: Can`t close connection because parameter is null!\n"); | rpc_SetErr(EINVAL, "Can`t close connection because parameter is null!"); |
return; |
return; |
} |
} |
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Line 263 rpc_cli_closeClient(rpc_cli_t * __restrict cli)
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Line 285 rpc_cli_closeClient(rpc_cli_t * __restrict cli)
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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 |
* @csModule = Module name, if NULL self binary |
* @csFunc = Function name for execute |
* @csFunc = Function name for execute |
* @in_argc = IN count of arguments | * @in_vars = IN RPC call array of rpc values |
* @in_vals = IN RPC call array of rpc values | * @out_vars = OUT returned array of rpc values, must be free after use with rpc_cli_freeVals() |
* @out_argc = OUT returned count of arguments | |
* @out_vals = 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, const char *csModule, const char *csFunc, |
rpc_val_t * __restrict in_vals, int *out_argc, rpc_val_t ** __restrict out_vals) | array_t * __restrict in_vars, array_t ** __restrict out_vars) |
{ |
{ |
fd_set fds; |
fd_set fds; |
u_char buf[BUFSIZ], str[MAXPATHLEN + UCHAR_MAX + 1], *data; | u_char *buf; |
struct tagRPCCall *rpc = (struct tagRPCCall*) buf; | rpc_func_t func; |
struct tagRPCRet *rrpc = NULL; | struct tagRPCCall *rpc; |
int ret = 0, Limit = 0; | int ret = 0, wlen = sizeof(struct tagRPCCall); |
register int i; | |
rpc_val_t *v; | |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; |
|
uint16_t tag, crc; |
|
uint32_t hash; |
|
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FD_ZERO(&fds); | if (!cli || !csFunc) { |
memset(buf, 0, BUFSIZ); | rpc_SetErr(EINVAL, "Can`t execute call because parameter is null or invalid!"); |
memset(str, 0, MAXPATHLEN + UCHAR_MAX + 1); | |
if (!cli || !csFunc || (in_argc && !in_vals)) { | |
rpc_SetErr(EINVAL, "Error:: Can`t execute call because parameter is null or invalid!\n"); | |
return -1; |
return -1; |
} |
} |
if (csModule) | if (out_vars) |
strlcpy((char*) str, csModule, MAXPATHLEN + UCHAR_MAX + 1); | *out_vars = NULL; |
strlcat((char*) str, "__", MAXPATHLEN + UCHAR_MAX + 1); | |
strlcat((char*) str, csFunc, MAXPATHLEN + UCHAR_MAX + 1); | |
|
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memcpy(&rpc->call_session, cli->cli_parent, sizeof rpc->call_session); | buf = malloc(cli->cli_netbuf); |
rpc->call_argc = in_argc; | if (!buf) { |
rpc->call_tag = crcFletcher16((u_short*) str, (MAXPATHLEN + UCHAR_MAX + 1) / 2); | LOGERR; |
rpc->call_hash = hash_fnv((char*) str, MAXPATHLEN + UCHAR_MAX + 1); | return -1; |
Limit = sizeof(struct tagRPCCall); | } else |
if (in_argc) { | memset(buf, 0, cli->cli_netbuf); |
v = (rpc_val_t*) (buf + sizeof(struct tagRPCCall)); | |
if (in_argc * sizeof(rpc_val_t) > BUFSIZ - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet values (-7) ...\n"); | |
return -7; | |
} else | |
Limit += in_argc * sizeof(rpc_val_t); | |
memcpy(v, in_vals, in_argc * sizeof(rpc_val_t)); | |
data = (u_char*) v + in_argc * sizeof(rpc_val_t); | |
for (i = 0; i < in_argc; i++) { | |
switch (in_vals[i].val_type) { | |
case buffer: | |
if (Limit + in_vals[i].val_len > BUFSIZ) { | |
ret = -7; | |
break; | |
} | |
|
|
memcpy(data, in_vals[i].val.buffer, in_vals[i].val_len); | /* calculate hashes */ |
v[i].val.buffer = (uint8_t*) ((void*) data - (void*) v); | if (rpc_calcHashes(&func, csModule, csFunc) == -1) |
data += in_vals[i].val_len; | return -1; |
Limit += in_vals[i].val_len; | else { |
break; | tag = htons(func.func_tag); |
case string: | hash = htonl(func.func_hash); |
if (Limit + in_vals[i].val_len > BUFSIZ) { | AIT_FREE_VAL(&func.func_name); |
ret = -7; | AIT_FREE_VAL(&func.func_file); |
break; | } |
} | |
|
|
memcpy(data, in_vals[i].val.string, in_vals[i].val_len); | /* prepare RPC call */ |
v[i].val.string = (int8_t*) ((void*) data - (void*) v); | rpc = (struct tagRPCCall*) buf; |
data += in_vals[i].val_len; | rpc_addPktSession(&rpc->call_session, cli->cli_parent); |
Limit += in_vals[i].val_len; | rpc->call_argc = htons(io_arraySize(in_vars)); |
break; | rpc->call_tag = tag; |
default: | rpc->call_hash = hash; |
break; | |
} | if (io_arraySize(in_vars)) { |
} | /* marshaling variables */ |
if (ret < 0) { | ret = io_vars2buffer(buf + wlen, cli->cli_netbuf - wlen, in_vars); |
rpc_SetErr(EMSGSIZE, "Error:: in prepare RPC packet (-7) ...\n"); | if (ret == -1) { |
return ret; | rpc_SetErr(EBADRPC, "Failed to prepare RPC packet values"); |
} | free(buf); |
| return -1; |
| } else |
| wlen += ret; |
} |
} |
if ((ret = send(cli->cli_sock, buf, Limit, 0)) == -1) { | |
| /* calculate CRC */ |
| rpc->call_crc ^= rpc->call_crc; |
| rpc->call_crc = htons(crcFletcher16((u_short*) buf, ((wlen + 1) & ~1) / 2)); |
| |
| if ((ret = send(cli->cli_sock, buf, wlen, 0)) == -1) { |
LOGERR; |
LOGERR; |
|
free(buf); |
return -1; |
return -1; |
|
} else if (ret != wlen) { |
|
rpc_SetErr(EPROCUNAVAIL, "RPC request, should be send %d bytes, " |
|
"really sended %d bytes", wlen, ret); |
|
free(buf); |
|
return -1; |
} |
} |
if (ret != Limit) { |
|
rpc_SetErr(ECANCELED, "Error:: in send RPC request, should be send %d bytes, really is %d\n", |
|
Limit, ret); |
|
return -9; |
|
} |
|
|
|
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/* reply from RPC server */ |
|
FD_ZERO(&fds); |
FD_SET(cli->cli_sock, &fds); |
FD_SET(cli->cli_sock, &fds); |
if ((ret = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) < 1) { |
if ((ret = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) < 1) { |
if (ret) { | if (ret) |
LOGERR; |
LOGERR; |
} else | else |
rpc_SetErr(ETIMEDOUT, "Error:: timeout, no return from RPC server?\n"); |
rpc_SetErr(ETIMEDOUT, "Error:: timeout, no return from RPC server?\n"); |
|
|
|
free(buf); |
return -1; |
return -1; |
} |
} |
memset(buf, 0, BUFSIZ); | memset(buf, 0, cli->cli_netbuf); |
if ((ret = recv(cli->cli_sock, buf, BUFSIZ, 0)) == -1) { | if ((ret = recv(cli->cli_sock, buf, cli->cli_netbuf, 0)) == -1) { |
LOGERR; |
LOGERR; |
|
free(buf); |
return -3; |
return -3; |
} |
} |
if (!ret) /* receive EOF! */ | if (!ret) { /* receive EOF! */ |
| free(buf); |
return 0; |
return 0; |
if (ret < sizeof(struct tagRPCRet)) { | } |
rpc_SetErr(EMSGSIZE, "Error:: too short RPC packet ...\n"); | if (ret < sizeof(struct tagRPCCall)) { |
| rpc_SetErr(ERPCMISMATCH, "Error:: too short RPC packet ...\n"); |
| free(buf); |
return -4; |
return -4; |
} else | } |
rrpc = (struct tagRPCRet*) buf; | |
/* 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, "Error:: get invalid RPC session ...\n"); |
| free(buf); |
return -5; |
return -5; |
} else |
} else |
Limit = sizeof(struct tagRPCRet); | wlen = sizeof(struct tagRPCCall); |
if (rrpc->ret_retcode < 0 && rrpc->ret_errno) { | if (rpc->call_tag != tag || rpc->call_hash != hash) { |
rpc_SetErr(rrpc->ret_errno, "Error::Server side: %d %s\n", | rpc_SetErr(ERPCMISMATCH, "Error:: get wrong RPC reply ...\n"); |
rrpc->ret_retcode, strerror(rrpc->ret_errno)); | free(buf); |
| return -5; |
| } |
| if (ntohl(rpc->call_rep.ret) < 0 && ntohl(rpc->call_rep.eno)) { |
| rpc_SetErr(ntohl(rpc->call_rep.eno), "Error::Server side: retcode=%d #%d %s\n", |
| ntohl(rpc->call_rep.ret), ntohl(rpc->call_rep.eno), |
| strerror(ntohl(rpc->call_rep.eno))); |
| free(buf); |
return -6; |
return -6; |
} |
} |
if (rrpc->ret_argc * sizeof(rpc_val_t) > BUFSIZ - Limit) { | if (ntohs(rpc->call_argc) * sizeof(ait_val_t) > cli->cli_netbuf - wlen) { |
rpc_SetErr(EMSGSIZE, "Error:: reply RPC packet is too big ...\n"); | rpc_SetErr(EMSGSIZE, "Error:: reply RPC packet is too long ...\n"); |
| free(buf); |
return -7; |
return -7; |
} else | } |
Limit += rrpc->ret_argc * sizeof(rpc_val_t); | |
/* RPC is OK! Go decapsulate variables ... */ | |
if (rrpc->ret_argc) { | |
*out_argc = rrpc->ret_argc; | |
*out_vals = calloc(rrpc->ret_argc, sizeof(rpc_val_t)); | |
if (!*out_vals) { | |
LOGERR; | |
*out_argc = 0; | |
return -1; | |
} else | |
memcpy(*out_vals, 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_vals)[i].val_type) { | |
case buffer: | |
if ((*out_vals)[i].val_len > BUFSIZ - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: Too big RPC packet ...\n"); | |
free(*out_vals); | |
*out_vals = NULL; | |
*out_argc = 0; | |
return -7; | |
} else | |
Limit += (*out_vals)[i].val_len; | |
|
|
(*out_vals)[i].val.buffer = malloc((*out_vals)[i].val_len); | /* RPC is OK! Go de-marshaling variables ... */ |
if (!(*out_vals)[i].val.buffer) { | if (ntohs(rpc->call_argc)) { |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); | *out_vars = io_buffer2vars(buf + wlen, cli->cli_netbuf - wlen, |
free(*out_vals); | ntohs(rpc->call_argc), 0); |
*out_vals = NULL; | if (!*out_vars) { |
*out_argc = 0; | free(buf); |
return -1; | return -1; |
} else | } |
memcpy((*out_vals)[i].val.buffer, data, (*out_vals)[i].val_len); | |
data += (*out_vals)[i].val_len; | |
break; | |
case string: | |
if ((*out_vals)[i].val_len > BUFSIZ - Limit) { | |
rpc_SetErr(EMSGSIZE, "Error:: Too big RPC packet ...\n"); | |
free(*out_vals); | |
*out_vals = NULL; | |
*out_argc = 0; | |
return -7; | |
} else | |
Limit += (*out_vals)[i].val_len; | |
| |
(*out_vals)[i].val.string = malloc((*out_vals)[i].val_len); | |
if (!(*out_vals)[i].val.string) { | |
rpc_SetErr(errno, "Error:: in prepare RPC reply ...\n"); | |
free(*out_vals); | |
*out_vals = NULL; | |
*out_argc = 0; | |
return -1; | |
} else | |
memcpy((*out_vals)[i].val.string, data, (*out_vals)[i].val_len); | |
data += (*out_vals)[i].val_len; | |
break; | |
default: | |
break; | |
} | |
} else { | |
if (out_argc) | |
*out_argc = 0; | |
if (out_vals) | |
*out_vals = NULL; | |
} |
} |
|
|
return rrpc->ret_retcode; | ret = ntohl(rpc->call_rep.ret); |
} | free(buf); |
| return ret; |
/* | |
* rpc_cli_freeVals() Free rpc_val_t array returned from RPC call | |
* @args = Number of arguments in array | |
* @vals = Value elements | |
* return: none | |
*/ | |
inline void | |
rpc_cli_freeVals(int args, rpc_val_t *vals) | |
{ | |
register int i; | |
| |
if (!vals) | |
return; | |
| |
for (i = 0; i < args; i++) | |
RPC_FREE_VAL(&vals[i]); | |
| |
free(vals); | |
vals = NULL; | |
} |
} |