version 1.6, 2012/03/29 01:34:16
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version 1.15, 2014/01/28 14:05:43
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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 - 2014 |
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 46 SUCH DAMAGE.
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Line 46 SUCH DAMAGE.
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#include "global.h" |
#include "global.h" |
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static void * |
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toutBLOB(sched_task_t *task) |
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{ |
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rpc_srv_unregisterBLOB(TASK_DATA(task), ((rpc_blob_t*) TASK_ARG(task))->blob_var); |
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return NULL; |
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} |
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/* |
/* |
* rpc_srv_blobCreate() - Create map blob to memory region and return object | * rpc_srv_blobCreate() - Create and map blob to memory region and return object |
* |
* |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @len = BLOB length object |
* @len = BLOB length object |
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* @tout = BLOB live timeout in seconds |
* return: NULL error or !=NULL allocated BLOB object |
* return: NULL error or !=NULL allocated BLOB object |
*/ |
*/ |
inline rpc_blob_t * | rpc_blob_t * |
rpc_srv_blobCreate(rpc_srv_t * __restrict srv, int len) | rpc_srv_blobCreate(rpc_srv_t * __restrict srv, int len, int tout) |
{ |
{ |
rpc_blob_t *blob = NULL; |
rpc_blob_t *blob = NULL; |
char szFName[MAXPATHLEN]; |
char szFName[MAXPATHLEN]; |
int f; |
int f; |
u_int rnd; |
u_int rnd; |
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struct timespec ts = { tout ? tout : RPC_BLOB_TIMEOUT, 0 }; |
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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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again: |
again: |
rnd = random() % UINT_MAX; |
rnd = random() % UINT_MAX; |
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memset(szFName, 0, sizeof szFName); |
memset(szFName, 0, sizeof szFName); |
snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STR(&srv->srv_blob.dir), rnd); | snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STRZ(&srv->srv_blob.dir), rnd); |
f = open(szFName, O_CREAT | O_EXCL | O_RDWR, 0600); |
f = open(szFName, O_CREAT | O_EXCL | O_RDWR, 0600); |
if (f == -1) { |
if (f == -1) { |
if (errno == EEXIST) |
if (errno == EEXIST) |
Line 81 again:
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Line 85 again:
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LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
} |
} |
if (lseek(f, len - 1, SEEK_SET) == -1) { | if (ftruncate(f, len) == -1) { |
LOGERR; |
LOGERR; |
close(f); |
close(f); |
unlink(szFName); |
unlink(szFName); |
return NULL; |
return NULL; |
} else | } |
write(f, "", 1); | |
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blob = malloc(sizeof(rpc_blob_t)); | blob = e_malloc(sizeof(rpc_blob_t)); |
if (!blob) { |
if (!blob) { |
LOGERR; |
LOGERR; |
close(f); |
close(f); |
Line 100 again:
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Line 103 again:
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blob->blob_data = mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, f, 0); |
blob->blob_data = mmap(NULL, len, PROT_READ | PROT_WRITE, MAP_SHARED, f, 0); |
if (blob->blob_data == MAP_FAILED) { |
if (blob->blob_data == MAP_FAILED) { |
LOGERR; |
LOGERR; |
free(blob); | e_free(blob); |
close(f); |
close(f); |
unlink(szFName); |
unlink(szFName); |
return NULL; |
return NULL; |
Line 109 again:
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Line 112 again:
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blob->blob_len = len; |
blob->blob_len = len; |
blob->blob_var = rnd; |
blob->blob_var = rnd; |
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schedTimer(srv->srv_blob.root, toutBLOB, blob, ts, srv, 0); |
return blob; |
return blob; |
} |
} |
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Line 119 again:
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Line 124 again:
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* @blob = Map to this BLOB element |
* @blob = Map to this BLOB element |
* return: -1 error or 0 ok |
* return: -1 error or 0 ok |
*/ |
*/ |
inline int | int |
rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
{ |
{ |
int f; |
int f; |
Line 135 rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t
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Line 140 rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t
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} |
} |
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memset(szFName, 0, sizeof szFName); |
memset(szFName, 0, sizeof szFName); |
snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STR(&srv->srv_blob.dir), blob->blob_var); | snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STRZ(&srv->srv_blob.dir), blob->blob_var); |
f = open(szFName, O_RDWR); |
f = open(szFName, O_RDWR); |
if (f == -1) { |
if (f == -1) { |
LOGERR; |
LOGERR; |
Line 163 rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t
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Line 168 rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t
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* @blob = Mapped BLOB element |
* @blob = Mapped BLOB element |
* return: none |
* return: none |
*/ |
*/ |
inline void | void |
rpc_srv_blobUnmap(rpc_blob_t * __restrict blob) |
rpc_srv_blobUnmap(rpc_blob_t * __restrict blob) |
{ |
{ |
if (!blob || !blob->blob_data) | if (blob && blob->blob_data) { |
rpc_SetErr(EINVAL, "Invalid arguments"); | |
else { | |
munmap(blob->blob_data, blob->blob_len); |
munmap(blob->blob_data, blob->blob_len); |
blob->blob_data = NULL; |
blob->blob_data = NULL; |
} |
} |
Line 181 rpc_srv_blobUnmap(rpc_blob_t * __restrict blob)
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Line 184 rpc_srv_blobUnmap(rpc_blob_t * __restrict blob)
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* @blob = Mapped BLOB element |
* @blob = Mapped BLOB element |
* return: -1 error or 0 ok |
* return: -1 error or 0 ok |
*/ |
*/ |
inline int | int |
rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob) |
{ |
{ |
char szFName[MAXPATHLEN]; |
char szFName[MAXPATHLEN]; |
Line 189 rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_
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Line 192 rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_
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if (!blob) { |
if (!blob) { |
rpc_SetErr(EINVAL, "Invalid argument BLOB"); |
rpc_SetErr(EINVAL, "Invalid argument BLOB"); |
return -1; |
return -1; |
} | } else |
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if (blob->blob_data) | |
rpc_srv_blobUnmap(blob); |
rpc_srv_blobUnmap(blob); |
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schedCancelby(srv->srv_blob.root, taskTIMER, CRITERIA_ARG, blob, NULL); |
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memset(szFName, 0, sizeof szFName); |
memset(szFName, 0, sizeof szFName); |
snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STR(&srv->srv_blob.dir), blob->blob_var); | snprintf(szFName, sizeof szFName, BLOB_FILE, AIT_GET_STRZ(&srv->srv_blob.dir), blob->blob_var); |
if (unlink(szFName) == -1) { |
if (unlink(szFName) == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
Line 204 rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_
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Line 207 rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_
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return 0; |
return 0; |
} |
} |
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// ------------------------------------------------------------ | /* ------------------------------------------------------------ */ |
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/* |
/* |
* rpc_srv_sendBLOB() - Send mapped BLOB to client |
* rpc_srv_sendBLOB() - Send mapped BLOB to client |
Line 225 rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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Line 228 rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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} |
} |
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for (ret = blob->blob_len, pos = blob->blob_data; ret > 0; ret -= len, pos += len) { |
for (ret = blob->blob_len, pos = blob->blob_data; ret > 0; ret -= len, pos += len) { |
len = send(cli->cli_sock, pos, ret, 0); | len = send(cli->cli_sock, pos, ret, MSG_NOSIGNAL); |
if (len == -1) { |
if (len == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
Line 247 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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Line 250 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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{ |
{ |
int ret, len; |
int ret, len; |
uint8_t *pos; |
uint8_t *pos; |
fd_set fds; | struct pollfd pfd; |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; | |
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if (!cli || !blob || !blob->blob_data) { |
if (!cli || !blob || !blob->blob_data) { |
rpc_SetErr(EINVAL, "Invalid arguments"); |
rpc_SetErr(EINVAL, "Invalid arguments"); |
return -1; |
return -1; |
} else | } |
tv.tv_sec = ((rpc_sess_t*) cli->cli_parent)->sess_timeout; | |
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pfd.fd = cli->cli_sock; |
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pfd.events = POLLIN | POLLPRI; |
for (ret = blob->blob_len, pos = blob->blob_data; ret > 0; ret -= len, pos += len) { |
for (ret = blob->blob_len, pos = blob->blob_data; ret > 0; ret -= len, pos += len) { |
FD_ZERO(&fds); | if ((len = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
FD_SET(cli->cli_sock, &fds); | pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
len = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv); | if (len) |
if (len < 1) { | LOGERR; |
LOGERR; | else |
| rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond"); |
return -1; |
return -1; |
} |
} |
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Line 275 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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Line 279 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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return ret; |
return ret; |
} |
} |
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// ------------------------------------------------------------ | /* ------------------------------------------------------------ */ |
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/* |
/* |
* rpc_cli_sendBLOB() - Send BLOB to server |
* rpc_cli_sendBLOB() - Send BLOB to server |
Line 283 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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Line 287 rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_
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* @cli = Client instance |
* @cli = Client instance |
* @var = BLOB variable |
* @var = BLOB variable |
* @data = BLOB data |
* @data = BLOB data |
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* @tout = BLOB live on server timeout in seconds, if =0 default timeout |
* return: -1 error, 0 ok, 1 remote error |
* return: -1 error, 0 ok, 1 remote error |
*/ |
*/ |
int |
int |
rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void * __restrict data) | rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, |
| void * __restrict data, int tout) |
{ |
{ |
int ret, len; |
int ret, len; |
uint8_t *pos; |
uint8_t *pos; |
struct tagBLOBHdr hdr; |
struct tagBLOBHdr hdr; |
fd_set fds; | struct pollfd pfd; |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; | |
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if (!cli || !var || !data) { |
if (!cli || !var || !data) { |
rpc_SetErr(EINVAL, "Invalid arguments"); |
rpc_SetErr(EINVAL, "Invalid arguments"); |
return -1; |
return -1; |
} else |
} else |
tv.tv_sec = ((rpc_sess_t*) cli->cli_parent)->sess_timeout; | memset(&hdr, 0, sizeof hdr); |
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rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
hdr.hdr_cmd = set; |
hdr.hdr_cmd = set; |
hdr.hdr_var = 0; |
hdr.hdr_var = 0; |
hdr.hdr_ret = 0; | hdr.hdr_ret = tout; |
hdr.hdr_len = htonl(AIT_LEN(var)); |
hdr.hdr_len = htonl(AIT_LEN(var)); |
/* calculate CRC */ |
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hdr.hdr_crc ^= hdr.hdr_crc; |
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hdr.hdr_crc = htons(crcFletcher16((u_short*) &hdr, sizeof hdr / 2)); |
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/* send SET request */ |
/* send SET request */ |
if (send(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { | pfd.fd = cli->cli_sock; |
| pfd.events = POLLOUT; |
| if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) == -1 || |
| pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} |
} |
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if (send(cli->cli_sock, &hdr, sizeof hdr, MSG_NOSIGNAL) == -1) { |
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LOGERR; |
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return -1; |
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} |
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/* send BLOB to server */ |
/* send BLOB to server */ |
for (ret = AIT_LEN(var), pos = data; ret > 0; ret -= len, pos += len) |
for (ret = AIT_LEN(var), pos = data; ret > 0; ret -= len, pos += len) |
if ((len = send(cli->cli_sock, pos, ret, 0)) == -1) { | if ((len = send(cli->cli_sock, pos, ret, MSG_NOSIGNAL)) == -1) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} |
} |
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/* wait for reply */ |
/* wait for reply */ |
FD_ZERO(&fds); | pfd.events = POLLIN | POLLPRI; |
FD_SET(cli->cli_sock, &fds); | if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
switch (select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) { | pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
case -1: | if (ret) |
LOGERR; |
LOGERR; |
return 1; | else |
case 0: | rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond"); |
rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not responde"); | return -1; |
return 1; | |
} |
} |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
LOGERR; |
LOGERR; |
return 1; |
return 1; |
} |
} |
/* check CRC */ |
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ret = ntohs(hdr.hdr_crc); |
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hdr.hdr_crc ^= hdr.hdr_crc; |
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if (ret != crcFletcher16((u_short*) &hdr, sizeof hdr / 2)) { |
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rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet"); |
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return 1; |
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} |
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if (hdr.hdr_cmd != error) { |
if (hdr.hdr_cmd != error) { |
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AIT_SET_BLOB(var, ntohl(hdr.hdr_var), ntohl(hdr.hdr_len)); |
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if (ntohl(hdr.hdr_len) != AIT_LEN(var)) { |
if (ntohl(hdr.hdr_len) != AIT_LEN(var)) { |
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rpc_cli_delBLOB(cli, var); |
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AIT_NEW_BLOB(var, ntohl(hdr.hdr_len)); |
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rpc_SetErr(ECANCELED, "Bad return length packet"); |
rpc_SetErr(ECANCELED, "Bad return length packet"); |
return 1; |
return 1; |
} |
} |
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var->val.blob = ntohl(hdr.hdr_var); |
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} |
} |
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return hdr.hdr_cmd == error; |
return hdr.hdr_cmd == error; |
Line 362 rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, ait_val_t
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Line 366 rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, ait_val_t
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* |
* |
* @cli = Client instance |
* @cli = Client instance |
* @var = BLOB variable |
* @var = BLOB variable |
* @data = BLOB data, must be free after use! | * @data = BLOB data, must be e_free after use! |
* return: -1 error, 0 ok, 1 remote error |
* return: -1 error, 0 ok, 1 remote error |
*/ |
*/ |
int |
int |
Line 370 rpc_cli_recvBLOB(rpc_cli_t * __restrict cli, ait_val_t
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Line 374 rpc_cli_recvBLOB(rpc_cli_t * __restrict cli, ait_val_t
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{ |
{ |
int ret, len; |
int ret, len; |
uint8_t *pos; |
uint8_t *pos; |
fd_set fds; | struct pollfd pfd; |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; | |
struct tagBLOBHdr hdr; |
struct tagBLOBHdr hdr; |
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if (!cli || !var || !data) { |
if (!cli || !var || !data) { |
rpc_SetErr(EINVAL, "Invalid arguments"); |
rpc_SetErr(EINVAL, "Invalid arguments"); |
return -1; |
return -1; |
} else | } |
tv.tv_sec = ((rpc_sess_t*) cli->cli_parent)->sess_timeout; | |
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*data = malloc(AIT_LEN(var)); | *data = e_malloc(AIT_LEN(var)); |
if (!*data) { |
if (!*data) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else | } else { |
| memset(&hdr, 0, sizeof hdr); |
memset(*data, 0, AIT_LEN(var)); |
memset(*data, 0, AIT_LEN(var)); |
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} |
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rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
hdr.hdr_cmd = get; |
hdr.hdr_cmd = get; |
hdr.hdr_var = htonl((uint32_t) AIT_GET_BLOB(var)); |
hdr.hdr_var = htonl((uint32_t) AIT_GET_BLOB(var)); |
hdr.hdr_ret = 0; |
hdr.hdr_ret = 0; |
hdr.hdr_len = 0; |
hdr.hdr_len = 0; |
/* calculate CRC */ |
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hdr.hdr_crc ^= hdr.hdr_crc; |
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hdr.hdr_crc = htons(crcFletcher16((u_short*) &hdr, sizeof hdr / 2)); |
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/* send GET request */ |
/* send GET request */ |
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pfd.fd = cli->cli_sock; |
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pfd.events = POLLOUT; |
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if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) == -1 || |
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pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
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LOGERR; |
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e_free(*data); |
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*data = NULL; |
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return -1; |
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} |
if (send(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
if (send(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
LOGERR; |
LOGERR; |
free(*data); | e_free(*data); |
*data = NULL; |
*data = NULL; |
return -1; |
return -1; |
} |
} |
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/* receive BLOB from server */ |
/* receive BLOB from server */ |
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pfd.events = POLLIN | POLLPRI; |
for (ret = AIT_LEN(var), pos = *data; ret > 0; ret -= len, pos += len) { |
for (ret = AIT_LEN(var), pos = *data; ret > 0; ret -= len, pos += len) { |
FD_ZERO(&fds); | if ((len = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
FD_SET(cli->cli_sock, &fds); | pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
len = select(cli->cli_sock + 1, &fds, NULL, NULL, &tv); | |
if (len < 1) { | |
LOGERR; |
LOGERR; |
free(*data); | e_free(*data); |
*data = NULL; |
*data = NULL; |
return -1; |
return -1; |
} |
} |
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if ((len = recv(cli->cli_sock, pos, ret, 0)) == -1) { |
if ((len = recv(cli->cli_sock, pos, ret, 0)) == -1) { |
LOGERR; |
LOGERR; |
free(*data); | e_free(*data); |
*data = NULL; |
*data = NULL; |
return -1; |
return -1; |
} |
} |
} |
} |
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/* wait for reply */ |
/* wait for reply */ |
FD_ZERO(&fds); | if ((len = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
FD_SET(cli->cli_sock, &fds); | pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
switch (select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) { | if (len) |
case -1: | |
LOGERR; |
LOGERR; |
free(*data); | else |
*data = NULL; | rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond"); |
return 1; | e_free(*data); |
case 0: | *data = NULL; |
rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not responde"); | return 1; |
free(*data); | |
*data = NULL; | |
return 1; | |
} |
} |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
LOGERR; |
LOGERR; |
free(*data); | e_free(*data); |
*data = NULL; |
*data = NULL; |
return 1; |
return 1; |
} |
} |
/* check CRC */ |
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ret = ntohs(hdr.hdr_crc); |
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hdr.hdr_crc ^= hdr.hdr_crc; |
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if (ret != crcFletcher16((u_short*) &hdr, sizeof hdr / 2)) { |
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rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet"); |
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free(*data); |
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*data = NULL; |
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return 1; |
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} |
|
if (hdr.hdr_cmd != error) { |
if (hdr.hdr_cmd != error) { |
if (ntohl(hdr.hdr_len) != AIT_LEN(var)) { |
if (ntohl(hdr.hdr_len) != AIT_LEN(var)) { |
rpc_SetErr(ECANCELED, "Bad return length packet"); |
rpc_SetErr(ECANCELED, "Bad return length packet"); |
free(*data); | e_free(*data); |
*data = NULL; |
*data = NULL; |
return 1; |
return 1; |
} |
} |
Line 477 int
|
Line 473 int
|
rpc_cli_delBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var) |
rpc_cli_delBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var) |
{ |
{ |
struct tagBLOBHdr hdr; |
struct tagBLOBHdr hdr; |
fd_set fds; | struct pollfd pfd; |
struct timeval tv = { DEF_RPC_TIMEOUT, 0 }; | |
int ret; |
int ret; |
|
|
if (!cli || !var) { |
if (!cli || !var) { |
rpc_SetErr(EINVAL, "Invalid arguments"); |
rpc_SetErr(EINVAL, "Invalid arguments"); |
return -1; |
return -1; |
} else |
} else |
tv.tv_sec = ((rpc_sess_t*) cli->cli_parent)->sess_timeout; | memset(&hdr, 0, sizeof hdr); |
|
|
rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
rpc_addPktSession(&hdr.hdr_session, cli->cli_parent); |
hdr.hdr_cmd = unset; |
hdr.hdr_cmd = unset; |
hdr.hdr_var = htonl((uint32_t) AIT_GET_BLOB(var)); |
hdr.hdr_var = htonl((uint32_t) AIT_GET_BLOB(var)); |
hdr.hdr_ret = 0; |
hdr.hdr_ret = 0; |
hdr.hdr_len = 0; |
hdr.hdr_len = 0; |
/* calculate CRC */ |
|
hdr.hdr_crc ^= hdr.hdr_crc; |
|
hdr.hdr_crc = htons(crcFletcher16((u_short*) &hdr, sizeof hdr / 2)); |
|
|
|
/* send UNSET request */ |
/* send UNSET request */ |
if (send(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { | pfd.fd = cli->cli_sock; |
| pfd.events = POLLOUT; |
| if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) == -1 || |
| pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} |
} |
|
if (send(cli->cli_sock, &hdr, sizeof hdr, MSG_NOSIGNAL) == -1) { |
|
LOGERR; |
|
return -1; |
|
} |
|
|
/* wait for reply */ |
/* wait for reply */ |
FD_ZERO(&fds); | pfd.events = POLLIN | POLLPRI; |
FD_SET(cli->cli_sock, &fds); | if ((ret = poll(&pfd, 1, DEF_RPC_TIMEOUT * 1000)) < 1 || |
switch (select(cli->cli_sock + 1, &fds, NULL, NULL, &tv)) { | pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
case -1: | if (ret) |
LOGERR; |
LOGERR; |
return 1; | else |
case 0: | rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not respond"); |
rpc_SetErr(ETIMEDOUT, "Timeout reached! Server not responde"); | return 1; |
return 1; | |
} |
} |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
if (recv(cli->cli_sock, &hdr, sizeof hdr, 0) == -1) { |
LOGERR; |
LOGERR; |
return 1; |
return 1; |
} |
} |
/* check CRC */ |
|
ret = ntohs(hdr.hdr_crc); |
|
hdr.hdr_crc ^= hdr.hdr_crc; |
|
if (ret != crcFletcher16((u_short*) &hdr, sizeof hdr / 2)) { |
|
rpc_SetErr(ERPCMISMATCH, "Bad CRC BLOB packet"); |
|
return 1; |
|
} |
|
|
|
return hdr.hdr_cmd == error; |
return hdr.hdr_cmd == error; |
} |
} |
Line 533 rpc_cli_delBLOB(rpc_cli_t * __restrict cli, ait_val_t
|
Line 524 rpc_cli_delBLOB(rpc_cli_t * __restrict cli, ait_val_t
|
* |
* |
* @cli = Client instance |
* @cli = Client instance |
* @var = BLOB variable |
* @var = BLOB variable |
* @data = BLOB data, must be free after use! | * @data = BLOB data, must be e_free after use! |
* return: -1 error, 0 ok, 1 remote error |
* return: -1 error, 0 ok, 1 remote error |
*/ |
*/ |
inline int | int |
rpc_cli_getBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void ** __restrict data) |
rpc_cli_getBLOB(rpc_cli_t * __restrict cli, ait_val_t * __restrict var, void ** __restrict data) |
{ |
{ |
int ret; |
int ret; |