version 1.1.1.1.2.3, 2010/06/23 07:47:25
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version 1.1.1.1.2.17, 2010/07/07 15:18:22
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#include <sys/socket.h> |
#include <sys/socket.h> |
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#define STRSIZ 256 |
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#define RPC_VERSION 1 |
#define RPC_VERSION 1 |
#define RPC_DEFPORT 2611 |
#define RPC_DEFPORT 2611 |
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/* RPC builtin registed calls */ |
/* RPC builtin registed calls */ |
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#define CALL_BLOBSHUTDOWN "rpcBLOBServerShutdown" |
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#define CALL_BLOBCLIENTS "rpcBLOBServerClients" |
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#define CALL_BLOBVARS "rpcBLOBServerVars" |
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#define CALL_BLOBSTATE "rpcBLOBServerState" |
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#define CALL_SRVSHUTDOWN "rpcServerShutdown" |
#define CALL_SRVSHUTDOWN "rpcServerShutdown" |
#define CALL_SRVCLIENTS "rpcServerClients" |
#define CALL_SRVCLIENTS "rpcServerClients" |
#define CALL_SRVCALLS "rpcServerCalls" |
#define CALL_SRVCALLS "rpcServerCalls" |
Line 44 typedef enum {
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Line 47 typedef enum {
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i8, i16, i32, i64 // integers ... |
i8, i16, i32, i64 // integers ... |
} rpc_type_t; |
} rpc_type_t; |
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typedef enum { |
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disable, enable, // for blob.state |
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ok, error, // for blob reply |
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get, set, unset // for blob request |
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} cmd_type_t; |
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/* RPC value */ |
/* RPC value */ |
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typedef struct { |
typedef struct { |
Line 52 typedef struct {
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Line 61 typedef struct {
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union { |
union { |
uint8_t *buffer; |
uint8_t *buffer; |
int8_t *string; |
int8_t *string; |
void *blob; | uint32_t blob; |
size_t size; |
size_t size; |
off_t offset; |
off_t offset; |
time_t datetime; |
time_t datetime; |
Line 100 typedef struct {
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Line 109 typedef struct {
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if (val->val.string) { \ |
if (val->val.string) { \ |
val->val_type = string; val->val_len = strlen(v) + 1; \ |
val->val_type = string; val->val_len = strlen(v) + 1; \ |
} } while (0) |
} } while (0) |
#define RPC_SET_BLOB(vl, v, l) do { rpc_val_t *val = (vl); assert(val); val->val.blob = realloc(val->val.blob, l); \ | #define RPC_SET_BLOB(vl, v, l) do { rpc_val_t *val = (vl); assert(val); val->val_type = blob; \ |
if (val->val.blob) { \ | val->val.blob = v; val->val_len = l; } while (0) |
val->val_type = blob; val->val_len = l; \ | #define RPC_SET_BLOB2(vl, b) do { rpc_val_t *val = (vl); assert(val); assert(b); val->val_type = blob; \ |
memcpy(val->val.blob, v, l); \ | val->val.blob = b->blob_var; val->val_len = b->blob_len; } while (0) |
} } while (0) | |
#define RPC_SET_SIZE(vl, v) do { rpc_val_t *val = (vl); assert(val); val->val_type = size; val->val.size = v; \ |
#define RPC_SET_SIZE(vl, v) do { rpc_val_t *val = (vl); assert(val); val->val_type = size; val->val.size = v; \ |
val->val_len = sizeof(size_t); } while (0) |
val->val_len = sizeof(size_t); } while (0) |
#define RPC_SET_OFF(vl, v) do { rpc_val_t *val = (vl); assert(val); val->val_type = offset; val->val.offset = v; \ |
#define RPC_SET_OFF(vl, v) do { rpc_val_t *val = (vl); assert(val); val->val_type = offset; val->val.offset = v; \ |
Line 141 typedef struct {
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Line 149 typedef struct {
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free(val->val.string); \ |
free(val->val.string); \ |
val->val.string = NULL; \ |
val->val.string = NULL; \ |
} \ |
} \ |
if (val->val_type == array && val->val.array) { \ |
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free(val->val.array); \ |
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val->val.array = NULL; \ |
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} \ |
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val->val_type = val->val_len = 0; \ |
val->val_type = val->val_len = 0; \ |
} while (0) |
} while (0) |
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Line 155 typedef struct {
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Line 159 typedef struct {
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return -1; \ |
return -1; \ |
} \ |
} \ |
} while (0) |
} while (0) |
#define RPC_CALLBACK_CHECK_INPUT(s, f) do { \ | #define RPC_CALLBACK_CHECK_INPUT(f) do { \ |
if (!s || !f) { \ | if (!f) { \ |
rpc_SetErr(22, "Error:: invalid callback parameters ...\n"); \ |
rpc_SetErr(22, "Error:: invalid callback parameters ...\n"); \ |
return -1; \ |
return -1; \ |
} \ |
} \ |
Line 184 typedef struct tagRPCFunc {
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Line 188 typedef struct tagRPCFunc {
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int8_t func_args; |
int8_t func_args; |
rpc_val_t *func_vals; |
rpc_val_t *func_vals; |
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void *func_parent; |
struct tagRPCFunc *func_next; |
struct tagRPCFunc *func_next; |
} rpc_func_t; |
} rpc_func_t; |
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Line 208 struct tagRPCRet {
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Line 213 struct tagRPCRet {
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uint8_t ret_argc; |
uint8_t ret_argc; |
} __packed; |
} __packed; |
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/* Network BLOB packet - Header */ |
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struct tagBLOBHdr { |
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rpc_sess_t hdr_session; |
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uint8_t hdr_cmd; |
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uint32_t hdr_var; |
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uint32_t hdr_seq; |
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uint32_t hdr_len; |
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} __packed; |
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/* Network RPC client & server elements */ |
/* Network RPC client & server elements */ |
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typedef struct { |
typedef struct { |
Line 218 typedef struct {
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Line 233 typedef struct {
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void *cli_parent; // pointer to parent rpc_srv_t for server or to rpc_sess_t for client |
void *cli_parent; // pointer to parent rpc_srv_t for server or to rpc_sess_t for client |
} rpc_cli_t; |
} rpc_cli_t; |
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// BLOB registration element! |
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typedef struct tagBLOB { |
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uint32_t blob_var; |
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size_t blob_len; // size of allocated BLOB data |
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void *blob_data; // BLOB data |
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struct tagBLOB *blob_next; |
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} rpc_blob_t; |
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typedef struct { |
typedef struct { |
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rpc_sess_t srv_session; // RPC session registration info |
int srv_numcli; // maximum concurent client connections |
int srv_numcli; // maximum concurent client connections |
rpc_cli_t srv_server; // server socket |
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rpc_sess_t srv_session; // RPC session registration info | rpc_cli_t srv_server; // RPC server socket |
| rpc_cli_t *srv_clients; // connected rpc client sockets |
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rpc_cli_t *srv_clients; // connected client sockets |
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rpc_func_t *srv_funcs; // registered functions list |
rpc_func_t *srv_funcs; // registered functions list |
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pthread_mutex_t srv_mtx; |
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struct { |
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int state; // BLOB server state: ==0 disable | !=0 enable |
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char dir[UCHAR_MAX + 1]; |
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rpc_cli_t server; // BLOB server socket |
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rpc_cli_t *clients; // connected blob client sockets |
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rpc_blob_t *blobs; // registered blob variables list |
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pthread_mutex_t mtx; |
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} srv_blob; |
} rpc_srv_t; |
} rpc_srv_t; |
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typedef int (*rpc_callback_t)(void * const, rpc_func_t *, int, rpc_val_t *); | /* |
| * (*rpc_callback_t)() Callback type definition for RPC call in server process |
| * @arg1 = current execution RPC call function |
| * @arg2 = number of items in input array from call request |
| * @arg3 = input array with values from RPC call execution request |
| * return: -1 error or >-1 success execution |
| */ |
| typedef int (*rpc_callback_t)(rpc_func_t *, int, rpc_val_t *); |
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// ----------------------------------------------------------------------- |
// ----------------------------------------------------------------------- |
Line 271 void rpc_srv_endServer(rpc_srv_t * __restrict srv);
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Line 317 void rpc_srv_endServer(rpc_srv_t * __restrict srv);
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int rpc_srv_execServer(rpc_srv_t * __restrict srv); |
int rpc_srv_execServer(rpc_srv_t * __restrict srv); |
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/* |
/* |
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* rpc_srv_initBLOBServer() Init & create BLOB Server |
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* @Port = Port for bind server, if Port == 0 default port is selected |
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* @diskDir = Disk place for BLOB file objects |
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* return: -1 == error or 0 bind and created BLOB server instance |
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*/ |
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int rpc_srv_initBLOBServer(rpc_srv_t * __restrict srv, u_short Port, const char *diskDir); |
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/* |
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* rpc_srv_endBLOBServer() Destroy BLOB server, close all opened sockets and free resources |
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* @srv = RPC Server instance |
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* return: none |
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*/ |
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void rpc_srv_endBLOBServer(rpc_srv_t * __restrict srv); |
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/* |
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* rpc_srv_execBLOBServer() Execute Main BLOB server loop and wait for clients requests |
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* @srv = RPC Server instance |
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* return: -1 error or 0 ok, infinite loop ... |
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*/ |
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int rpc_srv_execBLOBServer(rpc_srv_t * __restrict srv); |
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/* |
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* rpc_srv_getBLOB() Get registered BLOB |
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* @srv = RPC Server instance |
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* @var = hash for variable |
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* return: NULL not found, !=NULL return blob var |
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*/ |
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inline rpc_blob_t *rpc_srv_getBLOB(rpc_srv_t * __restrict srv, uint32_t var); |
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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 |
* @args = Number of function arguments | * @args = Number of return function arguments, use for restriction case! |
* return: -1 error or 0 register ok |
* return: -1 error or 0 register ok |
*/ |
*/ |
int rpc_srv_registerCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc, |
int rpc_srv_registerCall(rpc_srv_t * __restrict srv, const char *csModule, const char *csFunc, |
Line 306 rpc_func_t *rpc_srv_getFunc(rpc_srv_t * __restrict srv
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Line 380 rpc_func_t *rpc_srv_getFunc(rpc_srv_t * __restrict srv
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inline rpc_func_t *rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t tag, uint32_t hash); |
inline rpc_func_t *rpc_srv_getCall(rpc_srv_t * __restrict srv, uint16_t tag, uint32_t hash); |
/* |
/* |
* rpc_srv_execCall() Execute registered call from RPC server |
* rpc_srv_execCall() Execute registered call from RPC server |
* @data = RPC const data |
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* @call = Register RPC call |
* @call = Register RPC call |
* @rpc = IN RPC call structure |
* @rpc = IN RPC call structure |
* @args = IN RPC call array of rpc values |
* @args = IN RPC call array of rpc values |
* return: -1 error, !=-1 ok |
* return: -1 error, !=-1 ok |
*/ |
*/ |
int rpc_srv_execCall(void * const data, rpc_func_t * __restrict call, | int rpc_srv_execCall(rpc_func_t * __restrict call, struct tagRPCCall * __restrict rpc, |
struct tagRPCCall * __restrict rpc, rpc_val_t * __restrict args); | rpc_val_t * __restrict args); |
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/* |
/* |
* rpc_srv_declValsCall() Declare return variables for RPC call | * rpc_srv_retValsCall() Declare return variables for RPC call and zeroed values |
| (for safe handling return values, use this!) |
* @call = RPC function call |
* @call = RPC function call |
* @return_vals = Number of return variables |
* @return_vals = Number of return variables |
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* return: NULL error, !=NULL array with return values for RPC call with return_vals items |
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*/ |
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inline rpc_val_t *rpc_srv_retValsCall(rpc_func_t * __restrict call, int return_vals); |
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/* |
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* rpc_srv_declValsCall() Declare return variables for RPC call, |
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if already allocated memory for RPC call return values |
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function reallocate used space with return_vals count elements |
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* @call = RPC function call |
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* @return_vals = Number of return variables |
* return: -1 error, !=-1 ok |
* return: -1 error, !=-1 ok |
*/ |
*/ |
inline int rpc_srv_declValsCall(rpc_func_t * __restrict call, int return_vals); |
inline int rpc_srv_declValsCall(rpc_func_t * __restrict call, int return_vals); |
Line 337 inline void rpc_srv_freeValsCall(rpc_func_t * __restri
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Line 420 inline void rpc_srv_freeValsCall(rpc_func_t * __restri
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*/ |
*/ |
inline int rpc_srv_copyValsCall(rpc_func_t * __restrict call, rpc_val_t ** __restrict newvals); |
inline int rpc_srv_copyValsCall(rpc_func_t * __restrict call, rpc_val_t ** __restrict newvals); |
/* |
/* |
* rpc_srv_delValsCall() Clean values from return variables of RPC call | * rpc_srv_zeroValsCall() Clean values from return variables of RPC call |
* @call = RPC function call |
* @call = RPC function call |
* return: -1 error, !=-1 Returned number of cleaned RPC variables |
* return: -1 error, !=-1 Returned number of cleaned RPC variables |
*/ |
*/ |
inline int rpc_srv_delValsCall(rpc_func_t * __restrict call); | inline int rpc_srv_zeroValsCall(rpc_func_t * __restrict call); |
/* |
/* |
* rpc_srv_getValsCall() Get return variables for RPC call |
* rpc_srv_getValsCall() Get return variables for RPC call |
* @call = RPC function call |
* @call = RPC function call |
Line 351 inline int rpc_srv_delValsCall(rpc_func_t * __restrict
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Line 434 inline int rpc_srv_delValsCall(rpc_func_t * __restrict
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inline int rpc_srv_getValsCall(rpc_func_t * __restrict call, rpc_val_t ** __restrict vals); |
inline int rpc_srv_getValsCall(rpc_func_t * __restrict call, rpc_val_t ** __restrict vals); |
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/* |
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* rpc_srv_blobCreate() Create map blob to memory region and return object |
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* @srv = RPC Server instance |
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* @len = BLOB length object |
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* return: NULL error or !=NULL allocated BLOB object |
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*/ |
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inline rpc_blob_t *rpc_srv_blobCreate(rpc_srv_t * __restrict srv, int len); |
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/* |
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* rpc_srv_blobMap() Map blob to memory region |
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* @srv = RPC Server instance |
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* @blob = Map to this BLOB element |
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* return: -1 error or 0 ok |
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*/ |
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inline int rpc_srv_blobMap(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob); |
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/* |
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* rpc_srv_blobUnmap() Unmap blob memory region |
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* @blob = Mapped BLOB element |
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* return: none |
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*/ |
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inline void rpc_srv_blobUnmap(rpc_blob_t * __restrict blob); |
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/* |
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* rpc_srv_blobFree() Free blob from disk & memory |
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* @srv = RPC Server instance |
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* @blob = Mapped BLOB element |
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* return: -1 error or 0 ok |
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*/ |
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inline int rpc_srv_blobFree(rpc_srv_t * __restrict srv, rpc_blob_t * __restrict blob); |
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/* |
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* rpc_srv_registerBLOB() Register new BLOB to server |
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* @srv = RPC Server instance |
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* @len = BLOB length |
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* return: NULL error or new registered BLOB |
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*/ |
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rpc_blob_t *rpc_srv_registerBLOB(rpc_srv_t * __restrict srv, size_t len); |
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/* |
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* rpc_srv_unregisterBLOB() Unregister BLOB from server |
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* @srv = RPC Server instance |
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* @var = BLOB Variable for unregister |
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* return: -1 error, 0 not found call, 1 unregister ok |
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*/ |
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int rpc_srv_unregisterBLOB(rpc_srv_t * __restrict srv, uint32_t var); |
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/* |
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* rpc_srv_sendBLOB() Send mapped BLOB to client |
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* @cli = Client instance |
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* @blob = Mapped BLOB element |
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* return: -1 error, 0 ok |
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*/ |
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int rpc_srv_sendBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob); |
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/* |
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* rpc_srv_recvBLOB() Receive BLOB from client |
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* @cli = Client instance |
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* @blob = Mapped BLOB element |
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* return: -1 error, 0 ok, >0 unreceived data from client, may be error? |
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*/ |
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int rpc_srv_recvBLOB(rpc_cli_t * __restrict cli, rpc_blob_t * __restrict blob); |
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/* |
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* rpc_cli_sendBLOB() Send BLOB to server |
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* @cli = Client instance |
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* @var = BLOB variable |
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* @data = BLOB data |
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* return: -1 error, 0 ok, 1 remote error |
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*/ |
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int rpc_cli_sendBLOB(rpc_cli_t * __restrict cli, rpc_val_t * __restrict var, void * __restrict data); |
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/* |
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* rpc_cli_recvBLOB() Receive BLOB from server |
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* @cli = Client instance |
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* @var = BLOB variable |
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* @data = BLOB data, must be free after use! |
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* return: -1 error, 0 ok, 1 remote error |
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*/ |
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int rpc_cli_recvBLOB(rpc_cli_t * __restrict cli, rpc_val_t * __restrict var, void ** data); |
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/* RPC Client side functions */ |
/* RPC Client side functions */ |
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/* |
/* |
Line 390 int rpc_cli_execCall(rpc_cli_t *cli, const char *csMod
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Line 549 int rpc_cli_execCall(rpc_cli_t *cli, const char *csMod
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* return: none |
* return: none |
*/ |
*/ |
inline void rpc_cli_freeVals(int args, rpc_val_t *vals); |
inline void rpc_cli_freeVals(int args, rpc_val_t *vals); |
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/* |
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* rpc_cli_openBLOBClient() Connect to BLOB Server |
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* @rpccli = RPC Client session |
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* @Port = Port for bind server, if Port == 0 default port is selected |
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* return: NULL == error or !=NULL connection to BLOB server established |
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*/ |
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rpc_cli_t *rpc_cli_openBLOBClient(rpc_cli_t * __restrict rpccli, u_short Port); |
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/* |
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* rpc_cli_closeBLOBClient() Close connection to BLOB server and free resources |
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* @cli = BLOB Client session |
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* return: none |
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*/ |
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void rpc_cli_closeBLOBClient(rpc_cli_t * __restrict cli); |
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#endif |
#endif |