version 1.3.2.2, 2011/08/19 14:23:05
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version 1.6.2.4, 2012/03/15 00:44:24
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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_srv_returnVars() Init return variables for RPC call and zeroed values | * rpc_srv_allocVars() - Allocate array for call variables |
(for safe handling return values, use this!) | * |
* @call = RPC function call |
* @call = RPC function call |
* @varnum = Number of return variables | * @varnum = Number of variables, if ==0 return already allocated variables number |
* return: NULL error, !=NULL array with return values for RPC call with varnum items | |
*/ | |
inline rpc_val_t * | |
rpc_srv_returnVars(rpc_func_t * __restrict call, int varnum) | |
{ | |
rpc_val_t *v = NULL; | |
| |
if (rpc_srv_allocVars(call, varnum) == -1) | |
return NULL; | |
else | |
rpc_srv_zeroVars(call); | |
if (rpc_srv_getVars(call, &v) == -1) | |
return NULL; | |
| |
return v; | |
} | |
| |
/* | |
* rpc_srv_allocVars() Allocate array for call variables, | |
if already allocated memory for RPC call reallocate used space | |
* @call = RPC function call | |
* @varnum = Number of variables, if ==0 free previous allocated variables | |
* return: -1 error, !=-1 return varnum value |
* return: -1 error, !=-1 return varnum value |
*/ |
*/ |
inline int | static inline int |
rpc_srv_allocVars(rpc_func_t * __restrict call, int varnum) |
rpc_srv_allocVars(rpc_func_t * __restrict call, int varnum) |
{ |
{ |
void *ptr; |
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if (!call || varnum < 0) { |
if (!call || varnum < 0) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t allocate variables for RPC call...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t allocate variables for RPC call"); |
return -1; |
return -1; |
} else | } |
call->func_args = varnum; | |
|
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if (!varnum) { | if (varnum) { |
if (call->func_vars) { | call->func_vars = io_allocVars(varnum); |
free(call->func_vars); | if (!call->func_vars) |
call->func_vars = NULL; | |
} | |
} else { | |
ptr = realloc(call->func_vars, varnum * sizeof(rpc_val_t)); | |
if (!ptr) { | |
LOGERR; | |
call->func_args = 0; | |
return -1; |
return -1; |
} else |
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call->func_vars = ptr; |
|
} |
} |
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return varnum; | return io_arraySize(call->func_vars); |
} |
} |
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/* |
/* |
* rpc_srv_zeroVars() Clean values from variables of RPC call | * rpc_srv_getVars() - Get variables array for RPC call |
| * |
* @call = RPC function call |
* @call = RPC function call |
* return: -1 error, !=-1 Returned number of cleaned RPC variables |
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*/ |
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inline int |
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rpc_srv_zeroVars(rpc_func_t * __restrict call) |
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{ |
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if (!call) { |
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rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t delete variables ...\n"); |
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return -1; |
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} |
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memset(call->func_vars, 0, call->func_args * sizeof(rpc_val_t)); |
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return call->func_args; |
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} |
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/* |
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* rpc_srv_copyVars() Copy variables for RPC call to new variable array |
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* @call = RPC function call |
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* @newvars = New allocated variables array, must be free after use |
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* return: -1 error, !=-1 Returned number of copied RPC variables |
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*/ |
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inline int |
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rpc_srv_copyVars(rpc_func_t * __restrict call, rpc_val_t ** __restrict newvars) |
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{ |
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if (!call || !newvars) { |
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rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t copy variables to new array\n"); |
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return -1; |
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} |
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*newvars = calloc(call->func_args, sizeof(rpc_val_t)); |
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if (!*newvars) { |
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LOGERR; |
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return -1; |
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} else |
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memcpy(*newvars, call->func_vars, call->func_args * sizeof(rpc_val_t)); |
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return call->func_args; |
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} |
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/* |
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* rpc_srv_getVars() Get variables array for RPC call |
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* @call = RPC function call |
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* @vars = Returned variables array, may be NULL |
* @vars = Returned variables array, may be NULL |
* return: -1 error, !=-1 Number of returned variables |
* return: -1 error, !=-1 Number of returned variables |
*/ |
*/ |
inline int |
inline int |
rpc_srv_getVars(rpc_func_t * __restrict call, rpc_val_t ** __restrict vars) | rpc_srv_getVars(rpc_func_t * __restrict call, array_t ** __restrict vars) |
{ |
{ |
if (!call) { |
if (!call) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get variables ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t get variables"); |
return -1; |
return -1; |
} |
} |
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if (vars) |
if (vars) |
*vars = call->func_vars; |
*vars = call->func_vars; |
return call->func_args; | return io_arraySize(call->func_vars); |
} |
} |
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// --------------------------------------------------------- | /* --------------------------------------------------------- */ |
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/* |
/* |
* rpc_srv_registerCall() Register call to RPC server | * rpc_srv_registerCall() - Register call to RPC server |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @csModule = Module name, if NULL self binary |
* @csModule = Module name, if NULL self binary |
* @csFunc = Function name |
* @csFunc = Function name |
Line 175 rpc_srv_getVars(rpc_func_t * __restrict call, rpc_val_
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Line 102 rpc_srv_getVars(rpc_func_t * __restrict call, rpc_val_
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* return: -1 error or 0 register ok |
* return: -1 error or 0 register ok |
*/ |
*/ |
int |
int |
rpc_srv_registerCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc, u_char args) | rpc_srv_registerCall(rpc_srv_t * __restrict srv, const char *csModule, |
| const char *csFunc, u_short args) |
{ |
{ |
rpc_func_t *func; |
rpc_func_t *func; |
u_char str[MAXPATHLEN + UCHAR_MAX + 1]; |
|
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memset(str, 0, sizeof str); |
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if (!srv || !csFunc) { |
if (!srv || !csFunc) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t register function to RPC server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t register function"); |
return -1; |
return -1; |
} |
} |
if (!(func = malloc(sizeof(rpc_func_t)))) { |
if (!(func = malloc(sizeof(rpc_func_t)))) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
} else { | } else |
memset(func, 0, sizeof(rpc_func_t)); |
memset(func, 0, sizeof(rpc_func_t)); |
strlcpy((char*) func->func_name, csFunc, sizeof func->func_name); | |
| /* calculate hashes */ |
| if (rpc_calcHashes(func, csModule, csFunc) == -1) { |
| AIT_FREE_VAL(&func->func_name); |
| AIT_FREE_VAL(&func->func_file); |
| free(func); |
| return -1; |
} |
} |
if (csModule) { |
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strlcpy((char*) func->func_file, csModule, sizeof func->func_file); |
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strlcpy((char*) str, csModule, sizeof str); |
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} |
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strlcat((char*) str, "__", sizeof str); |
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strlcat((char*) str, csFunc, sizeof str); |
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func->func_tag = crcFletcher16((u_short*) str, sizeof str / 2); |
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func->func_hash = hash_fnv((char*) str, sizeof str); |
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func->func_parent = srv; |
func->func_parent = srv; |
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/* allocate return variables */ |
if (args > 0 && rpc_srv_allocVars(func, args) == -1) { |
if (args > 0 && rpc_srv_allocVars(func, args) == -1) { |
|
AIT_FREE_VAL(&func->func_name); |
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AIT_FREE_VAL(&func->func_file); |
free(func); |
free(func); |
return -1; |
return -1; |
} |
} |
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/* add to list of functions */ |
pthread_mutex_lock(&srv->srv_mtx); |
pthread_mutex_lock(&srv->srv_mtx); |
func->func_next = srv->srv_funcs; |
func->func_next = srv->srv_funcs; |
srv->srv_funcs = func; |
srv->srv_funcs = func; |
Line 217 rpc_srv_registerCall(rpc_srv_t * __restrict srv, const
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Line 144 rpc_srv_registerCall(rpc_srv_t * __restrict srv, const
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} |
} |
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/* |
/* |
* rpc_srv_unregisterCall() Unregister call from RPC server | * rpc_srv_unregisterCall() - Unregister call from RPC server |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @csModule = Module name, if NULL self binary |
* @csModule = Module name, if NULL self binary |
* @csFunc = Function name |
* @csFunc = Function name |
Line 227 int
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Line 155 int
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rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) |
rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) |
{ |
{ |
rpc_func_t func, *f, *curr; |
rpc_func_t func, *f, *curr; |
u_char str[MAXPATHLEN + UCHAR_MAX + 1]; |
|
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memset(&func, 0, sizeof(rpc_func_t)); |
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memset(str, 0, sizeof str); |
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if (!srv || !csFunc) { |
if (!srv || !csFunc) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t unregister function from RPC server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t unregister function"); |
return -1; |
return -1; |
} else |
} else |
strlcpy((char*) func.func_name, csFunc, sizeof func.func_name); | memset(&func, 0, sizeof func); |
if (csModule) { | |
strlcpy((char*) func.func_file, csModule, sizeof func.func_file); | |
strlcpy((char*) str, csModule, sizeof str); | |
} | |
strlcat((char*) str, "__", sizeof str); | |
strlcat((char*) str, csFunc, sizeof str); | |
|
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func.func_tag = crcFletcher16((u_short*) str, sizeof str / 2); | /* calculate hashes */ |
func.func_hash = hash_fnv((char*) str, sizeof str); | if (rpc_calcHashes(&func, csModule, csFunc) == -1) |
| return -1; |
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f = rpc_srv_getCall(srv, func.func_tag, func.func_hash); |
f = rpc_srv_getCall(srv, func.func_tag, func.func_hash); |
|
AIT_FREE_VAL(&func.func_name); |
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AIT_FREE_VAL(&func.func_file); |
if (!f) /* not found element for unregister */ |
if (!f) /* not found element for unregister */ |
return 0; |
return 0; |
|
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pthread_mutex_lock(&srv->srv_mtx); |
pthread_mutex_lock(&srv->srv_mtx); |
if (srv->srv_funcs == f) { /* if is 1st element */ | /* remove from list of functions */ |
| if (srv->srv_funcs == f) /* if is 1st element */ |
srv->srv_funcs = srv->srv_funcs->func_next; |
srv->srv_funcs = srv->srv_funcs->func_next; |
| else { |
if (f->func_args && f->func_vars) | |
free(f->func_vars); | |
free(f); | |
} else { | |
for (curr = srv->srv_funcs; curr->func_next != f; curr = curr->func_next); |
for (curr = srv->srv_funcs; curr->func_next != f; curr = curr->func_next); |
curr->func_next = curr->func_next->func_next; |
curr->func_next = curr->func_next->func_next; |
|
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if (f->func_args && f->func_vars) |
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free(f->func_vars); |
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free(f); |
|
} |
} |
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io_freeVars(&f->func_vars); |
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AIT_FREE_VAL(&f->func_name); |
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AIT_FREE_VAL(&f->func_file); |
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free(f); |
pthread_mutex_unlock(&srv->srv_mtx); |
pthread_mutex_unlock(&srv->srv_mtx); |
|
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return 1; |
return 1; |
} |
} |
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/* |
/* |
* rpc_srv_getCall() Get registered call from RPC server | * rpc_srv_getCall() - Get registered call from RPC server |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @tag = tag for function |
* @tag = tag for function |
* @hash = hash for function |
* @hash = hash for function |
Line 283 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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Line 203 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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rpc_func_t *f; |
rpc_func_t *f; |
|
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if (!srv) { |
if (!srv) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get function from RPC server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t get function"); |
return NULL; |
return NULL; |
} |
} |
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Line 295 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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Line 215 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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} |
} |
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/* |
/* |
* rpc_srv_getFunc() Get registered call from RPC server by Name | * rpc_srv_getFunc() - Get registered call from RPC server by Name |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @csModule = Module name, if NULL self binary |
* @csModule = Module name, if NULL self binary |
* @csFunc = Function name |
* @csFunc = Function name |
Line 304 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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Line 225 rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t t
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rpc_func_t * |
rpc_func_t * |
rpc_srv_getFunc(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) |
rpc_srv_getFunc(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) |
{ |
{ |
rpc_func_t func; | rpc_func_t func, *f = NULL; |
u_char str[MAXPATHLEN + UCHAR_MAX + 1]; | |
|
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memset(&func, 0, sizeof(rpc_func_t)); |
|
memset(str, 0, sizeof str); |
|
if (!srv || !csFunc) { |
if (!srv || !csFunc) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get function from RPC server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t get function"); |
return NULL; |
return NULL; |
} else |
} else |
strlcpy((char*) func.func_name, csFunc, sizeof func.func_name); | memset(&func, 0, sizeof(rpc_func_t)); |
if (csModule) { | |
strlcpy((char*) func.func_file, csModule, sizeof func.func_file); | |
strlcpy((char*) str, csModule, sizeof str); | |
} | |
strlcat((char*) str, "__", sizeof str); | |
strlcat((char*) str, csFunc, sizeof str); | |
|
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func.func_tag = crcFletcher16((u_short*) str, sizeof str / 2); | /* calculate hashes */ |
func.func_hash = hash_fnv((char*) str, sizeof str); | if (rpc_calcHashes(&func, csModule, csFunc) == -1) |
| return NULL; |
|
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return rpc_srv_getCall(srv, func.func_tag, func.func_hash); | f = rpc_srv_getCall(srv, func.func_tag, func.func_hash); |
| |
| AIT_FREE_VAL(&func.func_name); |
| AIT_FREE_VAL(&func.func_file); |
| return f; |
} |
} |
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// --------------------------------------------------------- |
// --------------------------------------------------------- |
|
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/* |
/* |
* rpc_srv_getBLOB() Get registered BLOB | * rpc_srv_getBLOB() - Get registered BLOB |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @var = hash for variable |
* @var = hash for variable |
* return: NULL not found, !=NULL return blob var |
* return: NULL not found, !=NULL return blob var |
Line 341 rpc_srv_getBLOB(rpc_srv_t * __restrict srv, uint32_t v
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Line 259 rpc_srv_getBLOB(rpc_srv_t * __restrict srv, uint32_t v
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rpc_blob_t *b; |
rpc_blob_t *b; |
|
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if (!srv) { |
if (!srv) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get variable from BLOB server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t get BLOB variable"); |
return NULL; |
return NULL; |
} |
} |
|
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pthread_mutex_lock(&srv->srv_blob.mtx); |
|
for (b = srv->srv_blob.blobs; b; b = b->blob_next) { |
for (b = srv->srv_blob.blobs; b; b = b->blob_next) { |
if (b->blob_var == var) |
if (b->blob_var == var) |
break; |
break; |
} |
} |
pthread_mutex_unlock(&srv->srv_blob.mtx); |
|
|
|
return b; |
return b; |
} |
} |
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/* |
/* |
* rpc_srv_registerBLOB() Register new BLOB to server | * rpc_srv_registerBLOB() - Register new BLOB to server |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @len = BLOB length |
* @len = BLOB length |
* return: NULL error or new registered BLOB |
* return: NULL error or new registered BLOB |
Line 367 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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Line 284 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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rpc_blob_t *blob = NULL; |
rpc_blob_t *blob = NULL; |
|
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if (!srv || !len) { |
if (!srv || !len) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t register BLOB to server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t register BLOB variable"); |
return blob; |
return blob; |
} |
} |
|
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Line 383 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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Line 300 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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} |
} |
|
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/* |
/* |
* rpc_srv_unregisterBLOB() Unregister BLOB from server | * rpc_srv_unregisterBLOB() - Unregister BLOB from server |
| * |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @var = BLOB Variable for unregister |
* @var = BLOB Variable for unregister |
* return: -1 error, 0 not found call, 1 unregister ok |
* return: -1 error, 0 not found call, 1 unregister ok |
Line 394 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
|
Line 312 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
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rpc_blob_t *b, *curr; |
rpc_blob_t *b, *curr; |
|
|
if (!srv) { |
if (!srv) { |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t unregister BLOB from server ...\n"); | rpc_SetErr(EINVAL, "Invalid parameter can`t unregister BLOB variable"); |
return -1; |
return -1; |
} |
} |
|
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b = rpc_srv_getBLOB(srv, var); |
b = rpc_srv_getBLOB(srv, var); |
if (!b) /* not found element for unregister */ |
if (!b) /* not found element for unregister */ |
return 0; |
return 0; |
|
/* if BLOB is unmapped force to unmap object */ |
|
if (b->blob_data) |
|
rpc_srv_blobUnmap(b); |
|
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pthread_mutex_lock(&srv->srv_blob.mtx); |
pthread_mutex_lock(&srv->srv_blob.mtx); |
if (srv->srv_blob.blobs == b) { /* if is 1st element */ |
if (srv->srv_blob.blobs == b) { /* if is 1st element */ |
Line 409 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
|
Line 330 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
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for (curr = srv->srv_blob.blobs; curr->blob_next != b; curr = curr->blob_next); |
for (curr = srv->srv_blob.blobs; curr->blob_next != b; curr = curr->blob_next); |
curr->blob_next = curr->blob_next->blob_next; |
curr->blob_next = curr->blob_next->blob_next; |
} |
} |
|
pthread_mutex_unlock(&srv->srv_blob.mtx); |
rpc_srv_blobFree(srv, b); |
rpc_srv_blobFree(srv, b); |
free(b); |
free(b); |
pthread_mutex_unlock(&srv->srv_blob.mtx); |
|
|
|
return 1; |
return 1; |
} |
} |
|
|
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/* |
|
* rpc_calcHashes() - Calculate hashes for RPC call |
|
* |
|
* @func = function |
|
* @csModule = Module name, if NULL self binary |
|
* @csFunc = Function name |
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* return: -1 error or 0 ok |
|
*/ |
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int |
|
rpc_calcHashes(rpc_func_t * __restrict func, const char *csModule, const char *csFunc) |
|
{ |
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char *str = NULL; |
|
int len = 0; |
|
|
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assert(func && csFunc); |
|
|
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/* set function name */ |
|
AIT_SET_STR(&func->func_name, csFunc); |
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len = strlen(csFunc) + 3; /* extra 3 bytes, because add string "__" and 0 */ |
|
/* set module name if exists */ |
|
if (csModule) { |
|
AIT_SET_STR(&func->func_file, csModule); |
|
len += strlen(csModule); |
|
} |
|
/* align len to 2 */ |
|
len = io_align(len, 1); |
|
|
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/* prepare hash source string */ |
|
str = malloc(len); |
|
if (!str) { |
|
LOGERR; |
|
return -1; |
|
} else { |
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memset(str, 0, len); |
|
if (csModule) |
|
strlcpy((char*) str, csModule, len); |
|
strlcat((char*) str, "__", len); |
|
strlcat((char*) str, csFunc, len); |
|
} |
|
|
|
func->func_tag = crcFletcher16((u_short*) str, len / 2); |
|
func->func_hash = hash_fnv((char*) str, len); |
|
|
|
free(str); |
|
return len; |
|
} |
|
|