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Implement remote procedure calls.

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This commit is contained in:
Peter Johnson
2015-08-13 13:12:15 -07:00
parent e199e3571b
commit 8d7cdeabbf
13 changed files with 892 additions and 261 deletions
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47
include/ntcore_c.h
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@@ -137,6 +137,14 @@ struct NT_RpcDefinition {
NT_RpcResultDef *results;
};
/** NetworkTables RPC Call Data */
struct NT_RpcCallInfo {
unsigned int rpc_id;
unsigned int call_uid;
struct NT_String name;
struct NT_String params;
};
/*
* Table Functions
*/
@@ -268,18 +276,31 @@ void NT_RemoveConnectionListener(unsigned int conn_listener_uid);
* Remote Procedure Call Functions
*/
typedef NT_Value **(*NT_RpcCallback)(unsigned int uid, void *data,
const char *name, size_t name_len,
const struct NT_Value **params,
size_t params_len, size_t *results_len);
typedef char *(*NT_RpcCallback)(void *data, const char *name, size_t name_len,
const char *params, size_t params_len,
size_t *results_len);
unsigned int NT_CreateRpc(const char *name, size_t name_len,
const struct NT_RpcDefinition *def, void *data,
NT_RpcCallback callback);
void NT_DeleteRpc(unsigned int rpc_uid);
unsigned int NT_CallRpc(const char *name, size_t name_len,
const struct NT_Value **params, size_t params_len);
struct NT_Value **NT_GetRpcResult(unsigned int result_uid, size_t *results_len);
void NT_CreateRpc(const char *name, size_t name_len, const char *def,
size_t def_len, void *data, NT_RpcCallback callback);
void NT_CreatePolledRpc(const char *name, size_t name_len, const char *def,
size_t def_len);
int NT_PollRpc(int blocking, struct NT_RpcCallInfo* call_info);
void NT_PostRpcResponse(unsigned int rpc_id, unsigned int call_uid,
const char *result, size_t result_len);
unsigned int NT_CallRpc(const char *name, size_t name_len, const char *params,
size_t params_len);
char *NT_GetRpcResult(int blocking, unsigned int call_uid, size_t *result_len);
char *NT_PackRpcDefinition(const struct NT_RpcDefinition *def,
size_t *packed_len);
int NT_UnpackRpcDefinition(const char *packed, size_t packed_len,
struct NT_RpcDefinition *def);
char *NT_PackRpcValues(const struct NT_Value **values, size_t values_len,
size_t *packed_len);
struct NT_Value **NT_UnpackRpcValues(const char *packed, size_t packed_len,
const NT_Type *types, size_t types_len);
/*
* Client/Server Functions
@@ -319,6 +340,10 @@ void NT_InitString(struct NT_String *str);
void NT_DisposeConnectionInfoArray(struct NT_ConnectionInfo *arr, size_t count);
void NT_DisposeRpcDefinition(struct NT_RpcDefinition *def);
void NT_DisposeRpcCallInfo(struct NT_RpcCallInfo *call_info);
/* timestamp */
unsigned long long NT_Now(void);