2bdec64fbf
This will enable asynchronous request handling in a future patch, and it also removes the need for the RPC handlers to know about request id and the JSON-RPC rules about notification-only requests. Change-Id: I25aaa8e48bff8d5594ffcccecb61842b1e31ec3c Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com> Reviewed-on: https://review.gerrithub.io/368225 Tested-by: SPDK Automated Test System <sys_sgsw@intel.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com>
84 lines
3.1 KiB
C
84 lines
3.1 KiB
C
/*-
|
|
* BSD LICENSE
|
|
*
|
|
* Copyright (c) Intel Corporation.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in
|
|
* the documentation and/or other materials provided with the
|
|
* distribution.
|
|
* * Neither the name of Intel Corporation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
|
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
|
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
|
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
|
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef SPDK_JSONRPC_INTERNAL_H_
|
|
#define SPDK_JSONRPC_INTERNAL_H_
|
|
|
|
#include "spdk/stdinc.h"
|
|
|
|
#include "spdk/jsonrpc.h"
|
|
|
|
#include "spdk_internal/log.h"
|
|
|
|
#define SPDK_JSONRPC_RECV_BUF_SIZE (32 * 1024)
|
|
#define SPDK_JSONRPC_SEND_BUF_SIZE (32 * 1024)
|
|
#define SPDK_JSONRPC_MAX_CONNS 64
|
|
#define SPDK_JSONRPC_MAX_VALUES 1024
|
|
|
|
struct spdk_jsonrpc_request {
|
|
struct spdk_jsonrpc_server_conn *conn;
|
|
const struct spdk_json_val *id;
|
|
};
|
|
|
|
struct spdk_jsonrpc_server_conn {
|
|
struct spdk_jsonrpc_server *server;
|
|
int sockfd;
|
|
struct spdk_json_val values[SPDK_JSONRPC_MAX_VALUES];
|
|
size_t recv_len;
|
|
uint8_t recv_buf[SPDK_JSONRPC_RECV_BUF_SIZE];
|
|
size_t send_len;
|
|
uint8_t send_buf[SPDK_JSONRPC_SEND_BUF_SIZE];
|
|
struct spdk_json_write_ctx *json_writer;
|
|
bool batch;
|
|
};
|
|
|
|
struct spdk_jsonrpc_server {
|
|
int sockfd;
|
|
spdk_jsonrpc_handle_request_fn handle_request;
|
|
struct spdk_jsonrpc_server_conn conns[SPDK_JSONRPC_MAX_CONNS];
|
|
struct pollfd pollfds[SPDK_JSONRPC_MAX_CONNS + 1];
|
|
int num_conns;
|
|
};
|
|
|
|
/* jsonrpc_server_tcp */
|
|
int spdk_jsonrpc_server_write_cb(void *cb_ctx, const void *data, size_t size);
|
|
void spdk_jsonrpc_server_handle_request(struct spdk_jsonrpc_request *request,
|
|
const struct spdk_json_val *method,
|
|
const struct spdk_json_val *params);
|
|
void spdk_jsonrpc_server_handle_error(struct spdk_jsonrpc_request *request, int error);
|
|
|
|
/* jsonrpc_server */
|
|
int spdk_jsonrpc_parse_request(struct spdk_jsonrpc_server_conn *conn, void *json, size_t size);
|
|
|
|
#endif
|