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#ifndef MPACK_RPC_H
#define MPACK_RPC_H
#include "mpack_core.h"
#include "object.h"
#ifndef MPACK_RPC_MAX_REQUESTS
# define MPACK_RPC_MAX_REQUESTS 32
#endif
enum {
MPACK_RPC_REQUEST = MPACK_NOMEM + 1,
MPACK_RPC_RESPONSE,
MPACK_RPC_NOTIFICATION,
MPACK_RPC_ERROR
};
enum {
MPACK_RPC_EARRAY = MPACK_RPC_ERROR,
MPACK_RPC_EARRAYL,
MPACK_RPC_ETYPE,
MPACK_RPC_EMSGID,
MPACK_RPC_ERESPID
};
typedef struct mpack_rpc_header_s {
mpack_token_t toks[3];
int index;
} mpack_rpc_header_t;
typedef struct mpack_rpc_message_s {
mpack_uint32_t id;
mpack_data_t data;
} mpack_rpc_message_t;
struct mpack_rpc_slot_s {
int used;
mpack_rpc_message_t msg;
};
#define MPACK_RPC_SESSION_STRUCT(c) \
struct { \
mpack_tokbuf_t reader, writer; \
mpack_rpc_header_t receive, send; \
mpack_uint32_t request_id, capacity; \
struct mpack_rpc_slot_s slots[c]; \
}
/* Some compilers warn against anonymous structs:
* https://github.com/libmpack/libmpack/issues/6 */
typedef MPACK_RPC_SESSION_STRUCT(1) mpack_rpc_one_session_t;
#define MPACK_RPC_SESSION_STRUCT_SIZE(c) \
(sizeof(struct mpack_rpc_slot_s) * (c - 1) + \
sizeof(mpack_rpc_one_session_t))
typedef MPACK_RPC_SESSION_STRUCT(MPACK_RPC_MAX_REQUESTS) mpack_rpc_session_t;
MPACK_API void mpack_rpc_session_init(mpack_rpc_session_t *s, mpack_uint32_t c)
FUNUSED FNONULL;
MPACK_API int mpack_rpc_receive_tok(mpack_rpc_session_t *s, mpack_token_t t,
mpack_rpc_message_t *msg) FUNUSED FNONULL;
MPACK_API int mpack_rpc_request_tok(mpack_rpc_session_t *s, mpack_token_t *t,
mpack_data_t d) FUNUSED FNONULL_ARG((1,2));
MPACK_API int mpack_rpc_reply_tok(mpack_rpc_session_t *s, mpack_token_t *t,
mpack_uint32_t i) FUNUSED FNONULL;
MPACK_API int mpack_rpc_notify_tok(mpack_rpc_session_t *s, mpack_token_t *t)
FUNUSED FNONULL;
MPACK_API int mpack_rpc_receive(mpack_rpc_session_t *s, const char **b,
size_t *bl, mpack_rpc_message_t *m) FUNUSED FNONULL;
MPACK_API int mpack_rpc_request(mpack_rpc_session_t *s, char **b, size_t *bl,
mpack_data_t d) FUNUSED FNONULL_ARG((1,2,3));
MPACK_API int mpack_rpc_reply(mpack_rpc_session_t *s, char **b, size_t *bl,
mpack_uint32_t i) FNONULL FUNUSED;
MPACK_API int mpack_rpc_notify(mpack_rpc_session_t *s, char **b, size_t *bl)
FNONULL FUNUSED;
MPACK_API void mpack_rpc_session_copy(mpack_rpc_session_t *d,
mpack_rpc_session_t *s) FUNUSED FNONULL;
#endif /* MPACK_RPC_H */
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