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miracle-wfdctl: refactoring to remove repeated snippets and centralize the

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dispatching of request and reply
This commit is contained in:
Derek Dai 2017-02-14 10:09:40 +08:00
parent 6bcfe4e541
commit 6c55a332d2
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GPG key ID: E109CC97553EF009
9 changed files with 915 additions and 497 deletions
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src/ctl/wfd-session.h Normal file
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/*
* MiracleCast - Wifi-Display/Miracast Implementation
*
* Copyright (c) 2013-2014 David Herrmann <dh.herrmann@gmail.com>
*
* MiracleCast is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* MiracleCast is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with MiracleCast; If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MIRACLE_OUT_SESSION_H
#define MIRACLE_OUT_SESSION_H
#include "ctl.h"
#define wfd_out_session(s) (assert(wfd_is_out_session(s)), (struct wfd_out_session *) (s))
#define wfd_in_session(s) (assert(wfd_is_in_session(s)), (struct wfd_in_session *) (s))
#define wfd_session_is_destructed(s) (!(s) || (s)->destructed)
struct wfd_session;
struct wfd_sink;
struct rtsp;
struct rtsp_message;
enum rtsp_message_id
{
RTSP_M_UNKNOWN,
RTSP_M1_REQUEST_SINK_OPTIONS,
RTSP_M2_REQUEST_SRC_OPTIONS,
RTSP_M3_GET_PARAMETER,
RTSP_M4_SET_PARAMETER,
RTSP_M5_TRIGGER,
RTSP_M6_SETUP,
RTSP_M7_PLAY,
RTSP_M8_TEARDOWN,
RTSP_M9_PAUSE,
RTSP_M10_SET_ROUTE,
RTSP_M11_SET_CONNECTOR_TYPE,
RTSP_M12_SET_STANDBY,
RTSP_M13_REQUEST_IDR,
RTSP_M14_ESTABLISH_UIBC,
RTSP_M15_ENABLE_UIBC,
RTSP_M16_KEEPALIVE,
};
struct rtsp_dispatch_entry
{
union {
int (*request)(struct wfd_session *s, struct rtsp_message **out);
int (*handle_request)(struct wfd_session *s,
struct rtsp_message *req,
struct rtsp_message **out_rep);
};
int (*handle_reply)(struct wfd_session *s, struct rtsp_message *m);
enum rtsp_message_id next_request;
};
struct wfd_session_vtable
{
int (*initiate_io)(struct wfd_session *s, int *out_fd, uint32_t *out_mask);
int (*handle_io)(struct wfd_session *s, int error, int *out_fd);
int (*initiate_request)(struct wfd_session *s);
void (*end)(struct wfd_session *s);
void (*distruct)(struct wfd_session *s);
};
struct wfd_session
{
enum wfd_session_dir dir;
enum wfd_session_state state;
uint64_t id;
char *url;
struct rtsp *rtsp;
const struct rtsp_dispatch_entry *rtsp_disp_tbl;
bool destructed: 1;
};
const char * rtsp_message_id_to_string(enum rtsp_message_id id);
struct wfd_sink * wfd_out_session_get_sink(struct wfd_session *s);
int wfd_session_request(struct wfd_session *s, enum rtsp_message_id id);
#endif /* MIRACLE_OUT_SESSION_H */