-/*
- * rpcd - UBUS RPC server
- *
- * Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifndef __RPC_EXEC_H
-#define __RPC_EXEC_H
-
-#include <libubus.h>
-#include <libubox/blobmsg.h>
-#include <libubox/ustream.h>
-
-#define RPC_EXEC_MAX_SIZE (4096 * 64)
-#define RPC_EXEC_MAX_RUNTIME (30 * 1000)
-
-#define ustream_for_each_read_buffer(stream, ptr, len) \
- for (ptr = ustream_get_read_buf(stream, &len); \
- ptr != NULL && len > 0; \
- ustream_consume(stream, len), ptr = ustream_get_read_buf(stream, &len))
-
-#define ustream_declare_read(us, fd, name) \
- do { \
- us.stream.string_data = true; \
- us.stream.r.buffer_len = 4096; \
- us.stream.r.max_buffers = RPC_EXEC_MAX_SIZE / 4096; \
- us.stream.notify_read = rpc_exec_##name##_read_cb; \
- us.stream.notify_state = rpc_exec_##name##_state_cb; \
- ustream_fd_init(&us, fd); \
- } while(0)
-
-#define ustream_declare_write(us, fd, name) \
- do { \
- us.stream.string_data = true; \
- us.stream.w.buffer_len = 4096; \
- us.stream.w.max_buffers = RPC_EXEC_MAX_SIZE / 4096; \
- us.stream.notify_write = rpc_exec_##name##_write_cb; \
- ustream_fd_init(&us, fd); \
- } while(0)
-
-
-typedef int (*rpc_exec_write_cb_t)(struct ustream *, void *);
-typedef int (*rpc_exec_read_cb_t)(struct blob_buf *, char *, int, void *);
-typedef int (*rpc_exec_done_cb_t)(struct blob_buf *, int, void *);
-
-struct rpc_exec_context {
- struct ubus_context *context;
- struct ubus_request_data request;
- struct uloop_timeout timeout;
- struct uloop_process process;
- struct ustream_fd ipipe;
- struct ustream_fd opipe;
- struct ustream_fd epipe;
- int outlen;
- char *out;
- int errlen;
- char *err;
- int stat;
- void *priv;
- bool blob_array;
- void *blob_cookie;
- struct blob_buf blob;
- rpc_exec_write_cb_t stdin_cb;
- rpc_exec_read_cb_t stdout_cb;
- rpc_exec_read_cb_t stderr_cb;
- rpc_exec_done_cb_t finish_cb;
-};
-
-int rpc_exec(const char **args, rpc_exec_write_cb_t in,
- rpc_exec_read_cb_t out, rpc_exec_read_cb_t err,
- rpc_exec_done_cb_t end, void *priv, struct ubus_context *ctx,
- struct ubus_request_data *req);
-
-#endif