version 1.4.2.2, 2011/08/31 17:11:58
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version 1.14.2.3, 2013/07/16 12:35:25
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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, 2013 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 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_registerCall() - Register call to RPC server |
(for safe handling return values, use this!) | * |
* @call = RPC function call | |
* @varnum = Number of return variables | |
* return: NULL error, !=NULL array with return values for RPC call with varnum items | |
*/ | |
inline array_t * | |
rpc_srv_returnVars(rpc_func_t * __restrict call, int varnum) | |
{ | |
array_t *v = NULL; | |
| |
if (rpc_srv_allocVars(call, varnum) == -1) | |
return NULL; | |
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 | |
*/ | |
inline int | |
rpc_srv_allocVars(rpc_func_t * __restrict call, int varnum) | |
{ | |
register int i; | |
ait_val_t *v; | |
| |
if (!call || varnum < 0) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t allocate variables for RPC call...\n"); | |
return -1; | |
} | |
| |
if (call->func_vars) | |
for (i = 0; i < io_arraySize(call->func_vars); i++) | |
if (io_arrayGet(call->func_vars, i)) | |
AIT_FREE_VAL(io_array(call->func_vars, i, ait_val_t*)); | |
io_arrayFree(call->func_vars); | |
io_arrayDestroy(&call->func_vars); | |
| |
if (varnum) { | |
if (!(call->func_vars = io_arrayInit(varnum))) | |
return -1; | |
| |
for (i = 0; i < io_arraySize(call->func_vars); i++) { | |
v = malloc(sizeof(ait_val_t)); | |
if (!v) { | |
LOGERR; | |
rpc_srv_freeVars(call); | |
return -1; | |
} else { | |
memset(v, 0, sizeof(ait_val_t)); | |
io_arraySet(call->func_vars, i, v); | |
} | |
} | |
| |
varnum = io_arraySize(call->func_vars); | |
} | |
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return varnum; | |
} | |
| |
/* | |
* rpc_srv_zeroVars() Clean values from variables of RPC call | |
* @call = RPC function call | |
* return: -1 error, !=-1 Returned number of cleaned RPC variables | |
*/ | |
inline int | |
rpc_srv_zeroVars(rpc_func_t * __restrict call) | |
{ | |
if (!call) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t delete variables ...\n"); | |
return -1; | |
} | |
| |
io_arrayFree(call->func_vars); | |
io_arrayZero(call->func_vars); | |
return io_arraySize(call->func_vars); | |
} | |
| |
/* | |
* rpc_srv_copyVars() Copy variables for RPC call to new variable array | |
* @call = RPC function call | |
* @newvars = New allocated variables array, must be free after use | |
* return: -1 error, !=-1 Returned number of copied RPC variables | |
*/ | |
inline int | |
rpc_srv_copyVars(rpc_func_t * __restrict call, array_t ** __restrict newvars) | |
{ | |
if (!call || !newvars) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t copy variables to new array\n"); | |
return -1; | |
} | |
| |
if (io_arrayCopy(newvars, call->func_vars) == -1) | |
return -1; | |
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return io_arraySize(*newvars); | |
} | |
| |
/* | |
* rpc_srv_getVars() Get variables array for RPC call | |
* @call = RPC function call | |
* @vars = Returned variables array, may be NULL | |
* return: -1 error, !=-1 Number of returned variables | |
*/ | |
inline int | |
rpc_srv_getVars(rpc_func_t * __restrict call, array_t ** __restrict vars) | |
{ | |
if (!call) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get variables ...\n"); | |
return -1; | |
} | |
| |
if (vars) | |
*vars = call->func_vars; | |
return (call->func_vars ? io_arraySize(call->func_vars) : 0); | |
} | |
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// --------------------------------------------------------- | |
| |
/* | |
* rpc_srv_registerCall() Register call to RPC server | |
* @srv = RPC Server instance |
* @srv = RPC Server instance |
* @csModule = Module name, if NULL self binary | * @tag = Function tag |
* @csFunc = Function name | * @funcaddr = Function address |
* @args = Number of return function arguments, use for restriction case! | * return: -1 error, 0 already registered tag or 1 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_short args) | rpc_srv_registerCall(rpc_srv_t * __restrict srv, u_short tag, void *funcaddr) |
{ |
{ |
rpc_func_t *func; |
rpc_func_t *func; |
u_char str[MAXPATHLEN + UCHAR_MAX + 1]; |
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memset(str, 0, sizeof str); | if (!srv || !funcaddr) { |
if (!srv || !csFunc) { | rpc_SetErr(EINVAL, "Invalid parameter can`t register function"); |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t register function to RPC server ...\n"); | |
return -1; |
return -1; |
} |
} |
if (!(func = malloc(sizeof(rpc_func_t)))) { | |
| if (!(func = e_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); | AIT_KEY(&func->func_name) = tag; |
} |
} |
if (csModule) { | |
strlcpy((char*) func->func_file, csModule, sizeof func->func_file); | /* search for duplicate */ |
strlcpy((char*) str, csModule, sizeof str); | if (AVL_FIND(tagRPCFuncs, &srv->srv_funcs, func)) { |
| e_free(func); |
| return 0; |
} |
} |
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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AIT_SET_PTR(&func->func_name, funcaddr, 0); |
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if (args > 0 && rpc_srv_allocVars(func, args) == -1) { | /* add to list of functions */ |
free(func); | RPC_FUNCS_LOCK(&srv->srv_funcs); |
return -1; | SLIST_INSERT_HEAD(&srv->srv_funcs, func, func_next); |
} | AVL_INSERT(tagRPCFuncs, &srv->srv_funcs, func); |
| RPC_FUNCS_UNLOCK(&srv->srv_funcs); |
pthread_mutex_lock(&srv->srv_mtx); | return 1; |
func->func_next = srv->srv_funcs; | |
srv->srv_funcs = func; | |
pthread_mutex_unlock(&srv->srv_mtx); | |
return 0; | |
} |
} |
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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 | * @tag = Function tag |
* @csFunc = Function name | |
* return: -1 error, 0 not found call, 1 unregister ok |
* return: -1 error, 0 not found call, 1 unregister ok |
*/ |
*/ |
int |
int |
rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) | rpc_srv_unregisterCall(rpc_srv_t * __restrict srv, u_short tag) |
{ |
{ |
rpc_func_t func, *f, *curr; | rpc_func_t *f; |
u_char str[MAXPATHLEN + UCHAR_MAX + 1]; | |
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memset(&func, 0, sizeof(rpc_func_t)); | if (!srv) { |
memset(str, 0, sizeof str); | rpc_SetErr(EINVAL, "Invalid parameter can`t unregister function"); |
if (!srv || !csFunc) { | |
rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t unregister function from RPC server ...\n"); | |
return -1; |
return -1; |
} else |
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strlcpy((char*) func.func_name, csFunc, sizeof func.func_name); |
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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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} |
} |
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); | f = rpc_srv_getCall(srv, tag); |
func.func_hash = hash_fnv((char*) str, sizeof str); | if (!f) /* not found element for unregister */ |
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f = rpc_srv_getCall(srv, func.func_tag, func.func_hash); | |
if (!f) /* not found element for unregister */ | |
return 0; |
return 0; |
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pthread_mutex_lock(&srv->srv_mtx); | RPC_FUNCS_LOCK(&srv->srv_funcs); |
if (srv->srv_funcs == f) { /* if is 1st element */ | AVL_REMOVE(tagRPCFuncs, &srv->srv_funcs, f); |
srv->srv_funcs = srv->srv_funcs->func_next; | SLIST_REMOVE(&srv->srv_funcs, f, tagRPCFunc, func_next); |
| RPC_FUNCS_UNLOCK(&srv->srv_funcs); |
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if (f->func_args && f->func_vars) | AIT_FREE_VAL(&f->func_name); |
free(f->func_vars); | e_free(f); |
free(f); | |
} else { | |
for (curr = srv->srv_funcs; curr->func_next != f; curr = curr->func_next); | |
curr->func_next = curr->func_next->func_next; | |
| |
if (f->func_args && f->func_vars) | |
free(f->func_vars); | |
free(f); | |
} | |
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 |
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* return: NULL not found call, !=NULL return call |
* return: NULL not found call, !=NULL return call |
*/ |
*/ |
inline rpc_func_t * | rpc_func_t * |
rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t tag, uint32_t hash) | rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t tag) |
{ |
{ |
rpc_func_t *f; | rpc_func_t tmp; |
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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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for (f = srv->srv_funcs; f; f = f->func_next) |
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if (f->func_tag == tag && f->func_hash == hash) |
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break; |
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return f; |
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} |
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/* |
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* rpc_srv_getFunc() Get registered call from RPC server by Name |
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* @srv = RPC Server instance |
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* @csModule = Module name, if NULL self binary |
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* @csFunc = Function name |
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* return: NULL not found call, !=NULL return call |
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*/ |
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rpc_func_t * |
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rpc_srv_getFunc(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc) |
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{ |
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rpc_func_t func; |
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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) { |
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rpc_SetErr(EINVAL, "Error:: Invalid parameter can`t get function from RPC server ...\n"); |
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return NULL; |
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} else |
} else |
strlcpy((char*) func.func_name, csFunc, sizeof func.func_name); | memset(&tmp, 0, sizeof tmp); |
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); | AIT_KEY(&tmp.func_name) = tag; |
func.func_hash = hash_fnv((char*) str, sizeof str); | return AVL_FIND(tagRPCFuncs, &srv->srv_funcs, &tmp); |
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return rpc_srv_getCall(srv, func.func_tag, func.func_hash); | |
} |
} |
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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 |
*/ |
*/ |
inline rpc_blob_t * | rpc_blob_t * |
rpc_srv_getBLOB(rpc_srv_t * __restrict srv, uint32_t var) |
rpc_srv_getBLOB(rpc_srv_t * __restrict srv, uint32_t var) |
{ |
{ |
rpc_blob_t *b; | rpc_blob_t *b, *tmp; |
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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); | TAILQ_FOREACH_SAFE(b, &srv->srv_blob.blobs, blob_node, tmp) |
for (b = srv->srv_blob.blobs; b; b = b->blob_next) { | |
if (b->blob_var == var) |
if (b->blob_var == var) |
break; |
break; |
} |
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pthread_mutex_unlock(&srv->srv_blob.mtx); |
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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 |
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* @tout = BLOB live timeout in seconds |
* return: NULL error or new registered BLOB |
* return: NULL error or new registered BLOB |
*/ |
*/ |
rpc_blob_t * |
rpc_blob_t * |
rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_t len) | rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_t len, int tout) |
{ |
{ |
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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blob = rpc_srv_blobCreate(srv, len); | blob = rpc_srv_blobCreate(srv, len, tout); |
if (blob) { | |
pthread_mutex_lock(&srv->srv_blob.mtx); | |
blob->blob_next = srv->srv_blob.blobs; | |
srv->srv_blob.blobs = blob; | |
pthread_mutex_unlock(&srv->srv_blob.mtx); | |
} | |
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TAILQ_INSERT_TAIL(&srv->srv_blob.blobs, blob, blob_node); |
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return blob; |
return blob; |
} |
} |
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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 397 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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Line 203 rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_
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int |
int |
rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uint32_t var) |
rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uint32_t var) |
{ |
{ |
rpc_blob_t *b, *curr; | rpc_blob_t *b; |
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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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Line 408 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
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Line 214 rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uin
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if (!b) /* not found element for unregister */ |
if (!b) /* not found element for unregister */ |
return 0; |
return 0; |
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pthread_mutex_lock(&srv->srv_blob.mtx); | TAILQ_REMOVE(&srv->srv_blob.blobs, b, blob_node); |
if (srv->srv_blob.blobs == b) { /* if is 1st element */ | |
srv->srv_blob.blobs = srv->srv_blob.blobs->blob_next; | |
} else { | |
for (curr = srv->srv_blob.blobs; curr->blob_next != b; curr = curr->blob_next); | |
curr->blob_next = curr->blob_next->blob_next; | |
} | |
rpc_srv_blobFree(srv, b); | |
free(b); | |
pthread_mutex_unlock(&srv->srv_blob.mtx); | |
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rpc_srv_blobFree(srv, b); |
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e_free(b); |
return 1; |
return 1; |
} |
} |