mirror of
https://github.com/mpv-player/mpv
synced 2024-12-25 16:33:02 +00:00
4b695e7972
stream_read_complete() fails if the file is larger than the requested maximum size. But input.c didn't check for this case, and no indication that something went wrong was printed.
1663 lines
49 KiB
C
1663 lines
49 KiB
C
/*
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* This file is part of MPlayer.
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*
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* MPlayer is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* MPlayer is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdbool.h>
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#include <unistd.h>
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#include <errno.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <pthread.h>
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#include <assert.h>
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#include <libavutil/avstring.h>
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#include <libavutil/common.h>
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#include "osdep/io.h"
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#include "input.h"
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#include "keycodes.h"
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#include "cmd_list.h"
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#include "cmd_parse.h"
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#include "osdep/timer.h"
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#include "common/msg.h"
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#include "common/global.h"
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#include "options/m_option.h"
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#include "options/path.h"
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#include "talloc.h"
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#include "options/options.h"
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#include "bstr/bstr.h"
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#include "stream/stream.h"
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#include "common/common.h"
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#include "joystick.h"
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#if HAVE_LIRC
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#include "lirc.h"
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#endif
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#if HAVE_COCOA
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#include "osdep/macosx_events.h"
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#endif
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#define input_lock(ictx) pthread_mutex_lock(&ictx->mutex)
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#define input_unlock(ictx) pthread_mutex_unlock(&ictx->mutex)
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#define MP_MAX_KEY_DOWN 4
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struct cmd_bind {
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int keys[MP_MAX_KEY_DOWN];
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int num_keys;
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char *cmd;
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char *location; // filename/line number of definition
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bool is_builtin;
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struct cmd_bind_section *owner;
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};
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struct cmd_bind_section {
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struct cmd_bind *binds;
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int num_binds;
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char *section;
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struct mp_rect mouse_area; // set at runtime, if at all
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bool mouse_area_set; // mouse_area is valid and should be tested
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struct cmd_bind_section *next;
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};
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#define MP_MAX_FDS 10
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struct input_fd {
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struct mp_log *log;
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int fd;
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int (*read_key)(void *ctx, int fd);
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int (*read_cmd)(void *ctx, int fd, char *dest, int size);
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int (*close_func)(void *ctx, int fd);
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void *ctx;
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unsigned eof : 1;
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unsigned drop : 1;
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unsigned dead : 1;
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unsigned got_cmd : 1;
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unsigned select : 1;
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// These fields are for the cmd fds.
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char *buffer;
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int pos, size;
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};
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#define MAX_ACTIVE_SECTIONS 5
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struct active_section {
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char *name;
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int flags;
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};
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struct cmd_queue {
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struct mp_cmd *first;
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};
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struct input_ctx {
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pthread_mutex_t mutex;
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struct mp_log *log;
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struct mpv_global *global;
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bool using_alt_gr;
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bool using_ar;
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bool using_cocoa_media_keys;
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// Autorepeat stuff
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short ar_state;
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int64_t last_ar;
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// Autorepeat config
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unsigned int ar_delay;
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unsigned int ar_rate;
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// Maximum number of queued commands from keypresses (limit to avoid
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// repeated slow commands piling up)
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int key_fifo_size;
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// these are the keys currently down
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int key_down[MP_MAX_KEY_DOWN];
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unsigned int num_key_down;
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int64_t last_key_down;
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bool current_down_cmd_need_release;
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struct mp_cmd *current_down_cmd;
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int doubleclick_time;
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int last_doubleclick_key_down;
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double last_doubleclick_time;
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// Mouse position on the consumer side (as command.c sees it)
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int mouse_x, mouse_y;
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char *mouse_section; // last section to receive mouse event
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// Mouse position on the producer side (as the VO sees it)
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// Unlike mouse_x/y, this can be used to resolve mouse click bindings.
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int mouse_vo_x, mouse_vo_y;
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bool test;
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bool default_bindings;
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// List of command binding sections
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struct cmd_bind_section *cmd_bind_sections;
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// List currently active command sections
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struct active_section active_sections[MAX_ACTIVE_SECTIONS];
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int num_active_sections;
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// Used to track whether we managed to read something while checking
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// events sources. If yes, the sources may have more queued.
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bool got_new_events;
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unsigned int mouse_event_counter;
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struct input_fd fds[MP_MAX_FDS];
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unsigned int num_fds;
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struct cmd_queue cmd_queue;
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bool in_select;
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int wakeup_pipe[2];
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};
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int async_quit_request;
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static int parse_config(struct input_ctx *ictx, bool builtin, bstr data,
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const char *location, const char *restrict_section);
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#define OPT_BASE_STRUCT struct MPOpts
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// Our command line options
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static const m_option_t input_config[] = {
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OPT_STRING("conf", input.config_file, CONF_GLOBAL),
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OPT_INT("ar-delay", input.ar_delay, CONF_GLOBAL),
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OPT_INT("ar-rate", input.ar_rate, CONF_GLOBAL),
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OPT_PRINT("keylist", mp_print_key_list),
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OPT_PRINT("cmdlist", mp_print_cmd_list),
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OPT_STRING("js-dev", input.js_dev, CONF_GLOBAL),
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OPT_STRING("file", input.in_file, CONF_GLOBAL),
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OPT_FLAG("default-bindings", input.default_bindings, CONF_GLOBAL),
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OPT_FLAG("test", input.test, CONF_GLOBAL),
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{ NULL, NULL, 0, 0, 0, 0, NULL}
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};
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const m_option_t mp_input_opts[] = {
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{ "input", (void *)&input_config, CONF_TYPE_SUBCONFIG, 0, 0, 0, NULL},
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OPT_INTRANGE("doubleclick-time", input.doubleclick_time, 0, 0, 1000),
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OPT_FLAG("joystick", input.use_joystick, CONF_GLOBAL),
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OPT_FLAG("lirc", input.use_lirc, CONF_GLOBAL),
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OPT_FLAG("right-alt-gr", input.use_alt_gr, CONF_GLOBAL),
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#if HAVE_LIRC
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OPT_STRING("lircconf", input.lirc_configfile, CONF_GLOBAL),
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#endif
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#if HAVE_COCOA
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OPT_FLAG("ar", input.use_ar, CONF_GLOBAL),
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OPT_FLAG("media-keys", input.use_media_keys, CONF_GLOBAL),
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#endif
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{ NULL, NULL, 0, 0, 0, 0, NULL}
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};
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static const char builtin_input_conf[] =
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#include "input/input_conf.h"
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;
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static bool test_rect(struct mp_rect *rc, int x, int y)
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{
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return x >= rc->x0 && y >= rc->y0 && x < rc->x1 && y < rc->y1;
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}
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static int queue_count_cmds(struct cmd_queue *queue)
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{
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int res = 0;
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for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next)
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res++;
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return res;
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}
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static bool queue_has_abort_cmds(struct cmd_queue *queue)
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{
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bool ret = false;
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for (struct mp_cmd *cmd = queue->first; cmd; cmd = cmd->queue_next)
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if (mp_input_is_abort_cmd(cmd->id)) {
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ret = true;
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break;
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}
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return ret;
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}
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static void queue_remove(struct cmd_queue *queue, struct mp_cmd *cmd)
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{
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struct mp_cmd **p_prev = &queue->first;
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while (*p_prev != cmd) {
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p_prev = &(*p_prev)->queue_next;
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}
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// if this fails, cmd was not in the queue
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assert(*p_prev == cmd);
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*p_prev = cmd->queue_next;
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}
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static void queue_add_head(struct cmd_queue *queue, struct mp_cmd *cmd)
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{
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cmd->queue_next = queue->first;
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queue->first = cmd;
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}
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static void queue_add_tail(struct cmd_queue *queue, struct mp_cmd *cmd)
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{
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struct mp_cmd **p_prev = &queue->first;
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while (*p_prev)
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p_prev = &(*p_prev)->queue_next;
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*p_prev = cmd;
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cmd->queue_next = NULL;
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}
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static struct mp_cmd *queue_peek(struct cmd_queue *queue)
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{
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struct mp_cmd *ret = NULL;
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ret = queue->first;
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return ret;
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}
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static struct mp_cmd *queue_peek_tail(struct cmd_queue *queue)
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{
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struct mp_cmd *cur = queue->first;
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while (cur && cur->queue_next)
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cur = cur->queue_next;
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return cur;
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}
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static bool bind_matches_key(struct cmd_bind *bind, int n, const int *keys);
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static void append_bind_info(struct input_ctx *ictx, char **pmsg,
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struct cmd_bind *bind)
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{
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char *msg = *pmsg;
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struct mp_cmd *cmd = mp_input_parse_cmd(ictx, bstr0(bind->cmd),
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bind->location);
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bstr stripped = cmd ? cmd->original : bstr0(bind->cmd);
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msg = talloc_asprintf_append(msg, " '%.*s'", BSTR_P(stripped));
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if (!cmd)
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msg = talloc_asprintf_append(msg, " (invalid)");
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if (strcmp(bind->owner->section, "default") != 0)
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msg = talloc_asprintf_append(msg, " in section {%s}",
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bind->owner->section);
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msg = talloc_asprintf_append(msg, " in %s", bind->location);
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if (bind->is_builtin)
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msg = talloc_asprintf_append(msg, " (default)");
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talloc_free(cmd);
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*pmsg = msg;
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}
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static mp_cmd_t *handle_test(struct input_ctx *ictx, int n, int *keys)
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{
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char *key_buf = mp_input_get_key_combo_name(keys, n);
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// "$>" to disable property substitution when invoking "show_text"
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char *msg = talloc_asprintf(NULL, "$>Key %s is bound to:\n", key_buf);
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talloc_free(key_buf);
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int count = 0;
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for (struct cmd_bind_section *bs = ictx->cmd_bind_sections;
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bs; bs = bs->next)
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{
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for (int i = 0; i < bs->num_binds; i++) {
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if (bind_matches_key(&bs->binds[i], n, keys)) {
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count++;
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msg = talloc_asprintf_append(msg, "%d. ", count);
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append_bind_info(ictx, &msg, &bs->binds[i]);
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msg = talloc_asprintf_append(msg, "\n");
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}
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}
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}
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if (!count)
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msg = talloc_asprintf_append(msg, "(nothing)");
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MP_VERBOSE(ictx, "%s\n", msg);
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mp_cmd_t *res = mp_input_parse_cmd(ictx, bstr0("show_text \"\""), "");
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res->args[0].v.s = talloc_steal(res, msg);
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return res;
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}
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static bool bind_matches_key(struct cmd_bind *bind, int num_keys, const int *keys)
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{
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if (bind->num_keys != num_keys)
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return false;
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for (int i = 0; i < num_keys; i++) {
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if (bind->keys[i] != keys[i])
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return false;
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}
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return true;
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}
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static struct cmd_bind_section *get_bind_section(struct input_ctx *ictx,
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bstr section)
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{
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struct cmd_bind_section *bind_section = ictx->cmd_bind_sections;
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if (section.len == 0)
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section = bstr0("default");
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while (bind_section) {
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if (bstrcmp0(section, bind_section->section) == 0)
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return bind_section;
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if (bind_section->next == NULL)
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break;
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bind_section = bind_section->next;
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}
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if (bind_section) {
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bind_section->next = talloc_ptrtype(ictx, bind_section->next);
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bind_section = bind_section->next;
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} else {
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ictx->cmd_bind_sections = talloc_ptrtype(ictx, ictx->cmd_bind_sections);
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bind_section = ictx->cmd_bind_sections;
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}
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*bind_section = (struct cmd_bind_section) {
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.section = bstrdup0(bind_section, section),
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};
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return bind_section;
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}
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static struct cmd_bind *find_bind_for_key_section(struct input_ctx *ictx,
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char *section,
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int num_keys, int *keys)
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{
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struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(section));
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if (!num_keys || !bs->num_binds)
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return NULL;
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// Prefer user-defined keys over builtin bindings
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for (int builtin = 0; builtin < 2; builtin++) {
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if (builtin && !ictx->default_bindings)
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break;
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for (int n = 0; n < bs->num_binds; n++) {
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if (bs->binds[n].is_builtin == (bool)builtin &&
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bind_matches_key(&bs->binds[n], num_keys, keys))
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return &bs->binds[n];
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}
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}
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return NULL;
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}
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static bool any_mouse_buttons_down(int num_keys, int *keys)
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{
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for (int n = 0; n < num_keys; n++) {
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if (MP_KEY_IS_MOUSE_BTN_SINGLE(keys[n]))
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return true;
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}
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return false;
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}
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static bool depends_on_mouse_pos(int num_keys, int *keys)
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{
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for (int n = 0; n < num_keys; n++) {
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if (MP_KEY_DEPENDS_ON_MOUSE_POS(keys[n]))
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return true;
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}
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return false;
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}
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static struct cmd_bind *find_any_bind_for_key(struct input_ctx *ictx,
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char *force_section,
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int n, int *keys)
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{
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if (force_section)
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return find_bind_for_key_section(ictx, force_section, n, keys);
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bool use_mouse = depends_on_mouse_pos(n, keys);
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// Check global state, because MOUSE_MOVE in particular does not include
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// the global state in n/keys.
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bool mouse_down = any_mouse_buttons_down(ictx->num_key_down, ictx->key_down);
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// First look whether a mouse section is capturing all mouse input
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// exclusively (regardless of the active section stack order).
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if (use_mouse && mouse_down) {
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struct cmd_bind *bind =
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find_bind_for_key_section(ictx, ictx->mouse_section, n, keys);
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if (bind)
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return bind;
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}
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for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
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struct active_section *s = &ictx->active_sections[i];
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struct cmd_bind *bind = find_bind_for_key_section(ictx, s->name, n, keys);
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if (bind) {
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struct cmd_bind_section *bs = bind->owner;
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if (!use_mouse || (bs->mouse_area_set && test_rect(&bs->mouse_area,
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ictx->mouse_vo_x,
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ictx->mouse_vo_y)))
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return bind;
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}
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if (s->flags & MP_INPUT_EXCLUSIVE)
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break;
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}
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return NULL;
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}
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static mp_cmd_t *get_cmd_from_keys(struct input_ctx *ictx, char *force_section,
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int n, int *keys)
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{
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if (ictx->test)
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return handle_test(ictx, n, keys);
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struct cmd_bind *cmd = find_any_bind_for_key(ictx, force_section, n, keys);
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if (cmd == NULL && n > 1) {
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// Hitting two keys at once, and if there's no binding for this
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// combination, the key hit last should be checked.
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cmd = find_any_bind_for_key(ictx, force_section, 1, (int[]){keys[n - 1]});
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}
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if (cmd == NULL) {
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int msgl = MSGL_WARN;
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if (n == 1 && (keys[0] == MP_KEY_MOUSE_MOVE ||
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keys[0] == MP_KEY_MOUSE_LEAVE))
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msgl = MSGL_DEBUG;
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char *key_buf = mp_input_get_key_combo_name(keys, n);
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MP_MSG(ictx, msgl, "No bind found for key '%s'.\n", key_buf);
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talloc_free(key_buf);
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return NULL;
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}
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mp_cmd_t *ret = mp_input_parse_cmd(ictx, bstr0(cmd->cmd), cmd->location);
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if (ret) {
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ret->input_section = cmd->owner->section;
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if (mp_msg_test(ictx->log, MSGL_DEBUG)) {
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char *keyname = mp_input_get_key_combo_name(keys, n);
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MP_DBG(ictx, "key '%s' -> '%s' in '%s'\n",
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keyname, cmd->cmd, ret->input_section);
|
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talloc_free(keyname);
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}
|
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} else {
|
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char *key_buf = mp_input_get_key_combo_name(keys, n);
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MP_ERR(ictx, "Invalid command for bound key '%s': '%s'\n",
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key_buf, cmd->cmd);
|
|
talloc_free(key_buf);
|
|
}
|
|
return ret;
|
|
}
|
|
|
|
static void update_mouse_section(struct input_ctx *ictx)
|
|
{
|
|
struct cmd_bind *bind =
|
|
find_any_bind_for_key(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
|
|
|
|
char *new_section = bind ? bind->owner->section : "default";
|
|
|
|
char *old = ictx->mouse_section;
|
|
ictx->mouse_section = new_section;
|
|
|
|
if (strcmp(old, ictx->mouse_section) != 0) {
|
|
MP_DBG(ictx, "input: switch section %s -> %s\n",
|
|
old, ictx->mouse_section);
|
|
struct mp_cmd *cmd =
|
|
get_cmd_from_keys(ictx, old, 1, (int[]){MP_KEY_MOUSE_LEAVE});
|
|
if (cmd)
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
ictx->got_new_events = true;
|
|
}
|
|
}
|
|
|
|
// Called when the currently held-down key is released. This (usually) sends
|
|
// the a key-up versiob of the command associated with the keys that were held
|
|
// down.
|
|
// If the drop_current parameter is set to true, then don't send the key-up
|
|
// command. Unless we've already sent a key-down event, in which case the
|
|
// input receiver (the player) must get a key-up event, or it would get stuck
|
|
// thinking a key is still held down.
|
|
static void release_down_cmd(struct input_ctx *ictx, bool drop_current)
|
|
{
|
|
if (ictx->current_down_cmd_need_release)
|
|
drop_current = false;
|
|
if (!drop_current && ictx->current_down_cmd &&
|
|
ictx->current_down_cmd->key_up_follows)
|
|
{
|
|
ictx->current_down_cmd->key_up_follows = false;
|
|
queue_add_tail(&ictx->cmd_queue, ictx->current_down_cmd);
|
|
ictx->got_new_events = true;
|
|
} else {
|
|
talloc_free(ictx->current_down_cmd);
|
|
}
|
|
ictx->current_down_cmd = NULL;
|
|
ictx->current_down_cmd_need_release = false;
|
|
ictx->last_key_down = 0;
|
|
ictx->ar_state = -1;
|
|
}
|
|
|
|
static int find_key_down(struct input_ctx *ictx, int code)
|
|
{
|
|
code &= ~(MP_KEY_STATE_UP | MP_KEY_STATE_DOWN);
|
|
for (int j = 0; j < ictx->num_key_down; j++) {
|
|
if (ictx->key_down[j] == code)
|
|
return j;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
static void remove_key_down(struct input_ctx *ictx, int code)
|
|
{
|
|
int index = find_key_down(ictx, code);
|
|
if (index >= 0) {
|
|
memmove(&ictx->key_down[index], &ictx->key_down[index + 1],
|
|
(ictx->num_key_down - (index + 1)) * sizeof(int));
|
|
ictx->num_key_down -= 1;
|
|
}
|
|
}
|
|
|
|
// Whether a command shall be sent on both key down and key up events.
|
|
static bool key_updown_ok(enum mp_command_type cmd)
|
|
{
|
|
switch (cmd) {
|
|
case MP_CMD_SCRIPT_DISPATCH:
|
|
return true;
|
|
default:
|
|
return false;
|
|
}
|
|
}
|
|
|
|
// We don't want the append to the command queue indefinitely, because that
|
|
// could lead to situations where recovery would take too long. On the other
|
|
// hand, don't drop commands that will abort playback.
|
|
static bool should_drop_cmd(struct input_ctx *ictx, struct mp_cmd *cmd)
|
|
{
|
|
struct cmd_queue *queue = &ictx->cmd_queue;
|
|
return (queue_count_cmds(queue) >= ictx->key_fifo_size &&
|
|
(!mp_input_is_abort_cmd(cmd->id) || queue_has_abort_cmds(queue)));
|
|
}
|
|
|
|
static void interpret_key(struct input_ctx *ictx, int code, double scale)
|
|
{
|
|
/* On normal keyboards shift changes the character code of non-special
|
|
* keys, so don't count the modifier separately for those. In other words
|
|
* we want to have "a" and "A" instead of "a" and "Shift+A"; but a separate
|
|
* shift modifier is still kept for special keys like arrow keys.
|
|
*/
|
|
int unmod = code & ~MP_KEY_MODIFIER_MASK;
|
|
if (unmod >= 32 && unmod < MP_KEY_BASE)
|
|
code &= ~MP_KEY_MODIFIER_SHIFT;
|
|
|
|
if (mp_msg_test(ictx->log, MSGL_DEBUG)) {
|
|
int noflags = code & ~(MP_KEY_STATE_DOWN | MP_KEY_STATE_UP);
|
|
char *key = mp_input_get_key_name(noflags, NULL);
|
|
MP_DBG(ictx, "key code=%#x '%s'%s%s\n",
|
|
code, key, (code & MP_KEY_STATE_DOWN) ? " down" : "",
|
|
(code & MP_KEY_STATE_UP) ? " up" : "");
|
|
talloc_free(key);
|
|
}
|
|
|
|
if (!(code & MP_KEY_STATE_UP) && ictx->num_key_down >= MP_MAX_KEY_DOWN) {
|
|
MP_ERR(ictx, "Too many key down events at the same time\n");
|
|
return;
|
|
}
|
|
|
|
if (MP_KEY_DEPENDS_ON_MOUSE_POS(unmod))
|
|
ictx->mouse_event_counter++;
|
|
ictx->got_new_events = true;
|
|
|
|
bool key_was_down = find_key_down(ictx, code) >= 0;
|
|
struct mp_cmd *cmd = NULL;
|
|
|
|
if (code & MP_KEY_STATE_DOWN) {
|
|
// Check if we don't already have this key as pushed
|
|
if (key_was_down)
|
|
return;
|
|
// Cancel current down-event (there can be only one)
|
|
release_down_cmd(ictx, true);
|
|
ictx->key_down[ictx->num_key_down] = code & ~MP_KEY_STATE_DOWN;
|
|
ictx->num_key_down++;
|
|
update_mouse_section(ictx);
|
|
ictx->last_key_down = mp_time_us();
|
|
ictx->ar_state = 0;
|
|
cmd = get_cmd_from_keys(ictx, NULL, ictx->num_key_down, ictx->key_down);
|
|
if (cmd && should_drop_cmd(ictx, cmd)) {
|
|
ictx->num_key_down--;
|
|
talloc_free(cmd);
|
|
return;
|
|
}
|
|
if (cmd && (code & MP_KEY_EMIT_ON_UP))
|
|
cmd->key_up_follows = true;
|
|
ictx->current_down_cmd = mp_cmd_clone(cmd);
|
|
ictx->current_down_cmd_need_release = false;
|
|
} else if (code & MP_KEY_STATE_UP) {
|
|
if (key_was_down) {
|
|
remove_key_down(ictx, code);
|
|
release_down_cmd(ictx, false);
|
|
}
|
|
update_mouse_section(ictx);
|
|
} else {
|
|
// Press of key with no separate down/up events
|
|
if (key_was_down) {
|
|
// Mixing press events and up/down with the same key is not allowed
|
|
MP_WARN(ictx, "Mixing key presses and up/down.\n");
|
|
}
|
|
update_mouse_section(ictx);
|
|
// Add temporarily (include ongoing down/up events)
|
|
int num_key_down = ictx->num_key_down;
|
|
int key_down[MP_MAX_KEY_DOWN];
|
|
memcpy(key_down, ictx->key_down, num_key_down * sizeof(int));
|
|
// Assume doubleclick events never use down/up, while button events do
|
|
if (MP_KEY_IS_MOUSE_BTN_DBL(code)) {
|
|
// Don't emit "MOUSE_BTN0+MOUSE_BTN0_DBL", just "MOUSE_BTN0_DBL"
|
|
int btn = code - MP_MOUSE_BTN0_DBL + MP_MOUSE_BTN0;
|
|
if (!num_key_down || key_down[num_key_down - 1] != btn)
|
|
return;
|
|
key_down[num_key_down - 1] = code;
|
|
} else {
|
|
key_down[num_key_down] = code;
|
|
num_key_down++;
|
|
}
|
|
cmd = get_cmd_from_keys(ictx, NULL, num_key_down, key_down);
|
|
if (cmd && should_drop_cmd(ictx, cmd)) {
|
|
talloc_free(cmd);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!cmd)
|
|
return;
|
|
|
|
// Don't emit a command on key-down if the key is designed to emit commands
|
|
// on key-up (like mouse buttons). Also, if the command specifically should
|
|
// be sent both on key down and key up, still emit the command.
|
|
if (cmd->key_up_follows && !key_updown_ok(cmd->id)) {
|
|
talloc_free(cmd);
|
|
return;
|
|
}
|
|
|
|
cmd->scale = scale;
|
|
|
|
if (cmd->key_up_follows)
|
|
ictx->current_down_cmd_need_release = true;
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
}
|
|
|
|
static void mp_input_feed_key(struct input_ctx *ictx, int code, double scale)
|
|
{
|
|
if (code == MP_INPUT_RELEASE_ALL) {
|
|
MP_DBG(ictx, "release all\n");
|
|
ictx->num_key_down = 0;
|
|
release_down_cmd(ictx, false);
|
|
update_mouse_section(ictx);
|
|
return;
|
|
}
|
|
if (code == MP_KEY_MOUSE_LEAVE) {
|
|
update_mouse_section(ictx);
|
|
struct mp_cmd *cmd = get_cmd_from_keys(ictx, NULL, 1, (int[]){code});
|
|
if (cmd)
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
ictx->got_new_events = true;
|
|
return;
|
|
}
|
|
double now = mp_time_sec();
|
|
int doubleclick_time = ictx->doubleclick_time;
|
|
// ignore system-doubleclick if we generate these events ourselves
|
|
int unmod = code & ~MP_KEY_MODIFIER_MASK;
|
|
if (doubleclick_time && MP_KEY_IS_MOUSE_BTN_DBL(unmod))
|
|
return;
|
|
interpret_key(ictx, code, scale);
|
|
if (code & MP_KEY_STATE_DOWN) {
|
|
code &= ~MP_KEY_STATE_DOWN;
|
|
if (ictx->last_doubleclick_key_down == code
|
|
&& now - ictx->last_doubleclick_time < doubleclick_time / 1000.0)
|
|
{
|
|
if (code >= MP_MOUSE_BTN0 && code <= MP_MOUSE_BTN2)
|
|
interpret_key(ictx, code - MP_MOUSE_BTN0 + MP_MOUSE_BTN0_DBL, 1);
|
|
}
|
|
ictx->last_doubleclick_key_down = code;
|
|
ictx->last_doubleclick_time = now;
|
|
}
|
|
}
|
|
|
|
void mp_input_put_key(struct input_ctx *ictx, int code)
|
|
{
|
|
input_lock(ictx);
|
|
mp_input_feed_key(ictx, code, 1);
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
void mp_input_put_key_utf8(struct input_ctx *ictx, int mods, struct bstr t)
|
|
{
|
|
while (t.len) {
|
|
int code = bstr_decode_utf8(t, &t);
|
|
if (code < 0)
|
|
break;
|
|
mp_input_put_key(ictx, code | mods);
|
|
}
|
|
}
|
|
|
|
void mp_input_put_axis(struct input_ctx *ictx, int direction, double value)
|
|
{
|
|
if (value == 0.0)
|
|
return;
|
|
input_lock(ictx);
|
|
mp_input_feed_key(ictx, direction, value);
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
void mp_input_set_mouse_pos(struct input_ctx *ictx, int x, int y)
|
|
{
|
|
input_lock(ictx);
|
|
MP_DBG(ictx, "mouse move %d/%d\n", x, y);
|
|
|
|
ictx->mouse_event_counter++;
|
|
ictx->mouse_vo_x = x;
|
|
ictx->mouse_vo_y = y;
|
|
|
|
update_mouse_section(ictx);
|
|
struct mp_cmd *cmd =
|
|
get_cmd_from_keys(ictx, NULL, 1, (int[]){MP_KEY_MOUSE_MOVE});
|
|
if (!cmd)
|
|
cmd = mp_input_parse_cmd(ictx, bstr0("ignore"), "<internal>");
|
|
|
|
if (cmd) {
|
|
cmd->mouse_move = true;
|
|
cmd->mouse_x = x;
|
|
cmd->mouse_y = y;
|
|
if (should_drop_cmd(ictx, cmd)) {
|
|
talloc_free(cmd);
|
|
} else {
|
|
// Coalesce with previous mouse move events (i.e. replace it)
|
|
struct mp_cmd *tail = queue_peek_tail(&ictx->cmd_queue);
|
|
if (tail && tail->mouse_move) {
|
|
queue_remove(&ictx->cmd_queue, tail);
|
|
talloc_free(tail);
|
|
}
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
ictx->got_new_events = true;
|
|
}
|
|
}
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
unsigned int mp_input_get_mouse_event_counter(struct input_ctx *ictx)
|
|
{
|
|
// Make the frontend always display the mouse cursor (as long as it's not
|
|
// forced invisible) if mouse input is desired.
|
|
input_lock(ictx);
|
|
if (mp_input_test_mouse_active(ictx, ictx->mouse_x, ictx->mouse_y))
|
|
ictx->mouse_event_counter++;
|
|
int ret = ictx->mouse_event_counter;
|
|
input_unlock(ictx);
|
|
return ret;
|
|
}
|
|
|
|
int input_default_read_cmd(void *ctx, int fd, char *buf, int l)
|
|
{
|
|
while (1) {
|
|
int r = read(fd, buf, l);
|
|
// Error ?
|
|
if (r < 0) {
|
|
if (errno == EINTR)
|
|
continue;
|
|
else if (errno == EAGAIN)
|
|
return MP_INPUT_NOTHING;
|
|
return MP_INPUT_ERROR;
|
|
// EOF ?
|
|
}
|
|
return r;
|
|
}
|
|
}
|
|
|
|
int mp_input_add_fd(struct input_ctx *ictx, int unix_fd, int select,
|
|
int read_cmd_func(void *ctx, int fd, char *dest, int size),
|
|
int read_key_func(void *ctx, int fd),
|
|
int close_func(void *ctx, int fd), void *ctx)
|
|
{
|
|
if (select && unix_fd < 0) {
|
|
MP_ERR(ictx, "Invalid fd %d in mp_input_add_fd", unix_fd);
|
|
return 0;
|
|
}
|
|
|
|
input_lock(ictx);
|
|
struct input_fd *fd = NULL;
|
|
if (ictx->num_fds == MP_MAX_FDS) {
|
|
MP_ERR(ictx, "Too many file descriptors.\n");
|
|
} else {
|
|
fd = &ictx->fds[ictx->num_fds];
|
|
}
|
|
*fd = (struct input_fd){
|
|
.log = ictx->log,
|
|
.fd = unix_fd,
|
|
.select = select,
|
|
.read_cmd = read_cmd_func,
|
|
.read_key = read_key_func,
|
|
.close_func = close_func,
|
|
.ctx = ctx,
|
|
};
|
|
ictx->num_fds++;
|
|
input_unlock(ictx);
|
|
return !!fd;
|
|
}
|
|
|
|
static void mp_input_rm_fd(struct input_ctx *ictx, int fd)
|
|
{
|
|
struct input_fd *fds = ictx->fds;
|
|
unsigned int i;
|
|
|
|
for (i = 0; i < ictx->num_fds; i++) {
|
|
if (fds[i].fd == fd)
|
|
break;
|
|
}
|
|
if (i == ictx->num_fds)
|
|
return;
|
|
if (fds[i].close_func)
|
|
fds[i].close_func(fds[i].ctx, fds[i].fd);
|
|
talloc_free(fds[i].buffer);
|
|
|
|
if (i + 1 < ictx->num_fds)
|
|
memmove(&fds[i], &fds[i + 1],
|
|
(ictx->num_fds - i - 1) * sizeof(struct input_fd));
|
|
ictx->num_fds--;
|
|
}
|
|
|
|
void mp_input_rm_key_fd(struct input_ctx *ictx, int fd)
|
|
{
|
|
input_lock(ictx);
|
|
mp_input_rm_fd(ictx, fd);
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
#define MP_CMD_MAX_SIZE 4096
|
|
|
|
static int read_cmd(struct input_fd *mp_fd, char **ret)
|
|
{
|
|
char *end;
|
|
*ret = NULL;
|
|
|
|
// Allocate the buffer if it doesn't exist
|
|
if (!mp_fd->buffer) {
|
|
mp_fd->buffer = talloc_size(NULL, MP_CMD_MAX_SIZE);
|
|
mp_fd->pos = 0;
|
|
mp_fd->size = MP_CMD_MAX_SIZE;
|
|
}
|
|
|
|
// Get some data if needed/possible
|
|
while (!mp_fd->got_cmd && !mp_fd->eof && (mp_fd->size - mp_fd->pos > 1)) {
|
|
int r = mp_fd->read_cmd(mp_fd->ctx, mp_fd->fd, mp_fd->buffer + mp_fd->pos,
|
|
mp_fd->size - 1 - mp_fd->pos);
|
|
// Error ?
|
|
if (r < 0) {
|
|
switch (r) {
|
|
case MP_INPUT_ERROR:
|
|
case MP_INPUT_DEAD:
|
|
MP_ERR(mp_fd, "Error while reading command file descriptor %d: %s\n",
|
|
mp_fd->fd, strerror(errno));
|
|
case MP_INPUT_NOTHING:
|
|
return r;
|
|
case MP_INPUT_RETRY:
|
|
continue;
|
|
}
|
|
// EOF ?
|
|
} else if (r == 0) {
|
|
mp_fd->eof = 1;
|
|
break;
|
|
}
|
|
mp_fd->pos += r;
|
|
break;
|
|
}
|
|
|
|
mp_fd->got_cmd = 0;
|
|
|
|
while (1) {
|
|
int l = 0;
|
|
// Find the cmd end
|
|
mp_fd->buffer[mp_fd->pos] = '\0';
|
|
end = strchr(mp_fd->buffer, '\r');
|
|
if (end)
|
|
*end = '\n';
|
|
end = strchr(mp_fd->buffer, '\n');
|
|
// No cmd end ?
|
|
if (!end) {
|
|
// If buffer is full we must drop all until the next \n
|
|
if (mp_fd->size - mp_fd->pos <= 1) {
|
|
MP_ERR(mp_fd, "Command buffer of file descriptor %d is full: "
|
|
"dropping content.\n", mp_fd->fd);
|
|
mp_fd->pos = 0;
|
|
mp_fd->drop = 1;
|
|
}
|
|
break;
|
|
}
|
|
// We already have a cmd : set the got_cmd flag
|
|
else if ((*ret)) {
|
|
mp_fd->got_cmd = 1;
|
|
break;
|
|
}
|
|
|
|
l = end - mp_fd->buffer;
|
|
|
|
// Not dropping : put the cmd in ret
|
|
if (!mp_fd->drop)
|
|
*ret = talloc_strndup(NULL, mp_fd->buffer, l);
|
|
else
|
|
mp_fd->drop = 0;
|
|
mp_fd->pos -= l + 1;
|
|
memmove(mp_fd->buffer, end + 1, mp_fd->pos);
|
|
}
|
|
|
|
if (*ret)
|
|
return 1;
|
|
else
|
|
return MP_INPUT_NOTHING;
|
|
}
|
|
|
|
static void read_cmd_fd(struct input_ctx *ictx, struct input_fd *cmd_fd)
|
|
{
|
|
int r;
|
|
char *text;
|
|
while ((r = read_cmd(cmd_fd, &text)) >= 0) {
|
|
ictx->got_new_events = true;
|
|
struct mp_cmd *cmd = mp_input_parse_cmd(ictx, bstr0(text), "<pipe>");
|
|
talloc_free(text);
|
|
if (cmd)
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
if (!cmd_fd->got_cmd)
|
|
return;
|
|
}
|
|
if (r == MP_INPUT_ERROR)
|
|
MP_ERR(ictx, "Error on command file descriptor %d\n", cmd_fd->fd);
|
|
else if (r == MP_INPUT_DEAD)
|
|
cmd_fd->dead = true;
|
|
}
|
|
|
|
static void read_key_fd(struct input_ctx *ictx, struct input_fd *key_fd)
|
|
{
|
|
int code = key_fd->read_key(key_fd->ctx, key_fd->fd);
|
|
if (code >= 0 || code == MP_INPUT_RELEASE_ALL) {
|
|
mp_input_feed_key(ictx, code, 1);
|
|
return;
|
|
}
|
|
|
|
if (code == MP_INPUT_ERROR)
|
|
MP_ERR(ictx, "Error on key input file descriptor %d\n", key_fd->fd);
|
|
else if (code == MP_INPUT_DEAD) {
|
|
MP_ERR(ictx, "Dead key input on file descriptor %d\n", key_fd->fd);
|
|
key_fd->dead = true;
|
|
}
|
|
}
|
|
|
|
static void read_fd(struct input_ctx *ictx, struct input_fd *fd)
|
|
{
|
|
if (fd->read_cmd) {
|
|
read_cmd_fd(ictx, fd);
|
|
} else {
|
|
read_key_fd(ictx, fd);
|
|
}
|
|
}
|
|
|
|
static void remove_dead_fds(struct input_ctx *ictx)
|
|
{
|
|
for (int i = 0; i < ictx->num_fds; i++) {
|
|
if (ictx->fds[i].dead) {
|
|
mp_input_rm_fd(ictx, ictx->fds[i].fd);
|
|
i--;
|
|
}
|
|
}
|
|
}
|
|
|
|
#if HAVE_POSIX_SELECT
|
|
|
|
static void input_wait_read(struct input_ctx *ictx, int time)
|
|
{
|
|
fd_set fds;
|
|
FD_ZERO(&fds);
|
|
int max_fd = 0;
|
|
for (int i = 0; i < ictx->num_fds; i++) {
|
|
if (!ictx->fds[i].select)
|
|
continue;
|
|
if (ictx->fds[i].fd > max_fd)
|
|
max_fd = ictx->fds[i].fd;
|
|
FD_SET(ictx->fds[i].fd, &fds);
|
|
}
|
|
struct timeval tv, *time_val;
|
|
tv.tv_sec = time / 1000;
|
|
tv.tv_usec = (time % 1000) * 1000;
|
|
time_val = &tv;
|
|
ictx->in_select = true;
|
|
input_unlock(ictx);
|
|
if (select(max_fd + 1, &fds, NULL, NULL, time_val) < 0) {
|
|
if (errno != EINTR)
|
|
MP_ERR(ictx, "Select error: %s\n", strerror(errno));
|
|
FD_ZERO(&fds);
|
|
}
|
|
input_lock(ictx);
|
|
ictx->in_select = false;
|
|
for (int i = 0; i < ictx->num_fds; i++) {
|
|
if (ictx->fds[i].select && !FD_ISSET(ictx->fds[i].fd, &fds))
|
|
continue;
|
|
read_fd(ictx, &ictx->fds[i]);
|
|
}
|
|
}
|
|
|
|
#else
|
|
|
|
static void input_wait_read(struct input_ctx *ictx, int time)
|
|
{
|
|
if (time > 0)
|
|
mp_sleep_us(time * 1000);
|
|
|
|
for (int i = 0; i < ictx->num_fds; i++)
|
|
read_fd(ictx, &ictx->fds[i]);
|
|
}
|
|
|
|
#endif
|
|
|
|
/**
|
|
* \param time time to wait at most for an event in milliseconds
|
|
*/
|
|
static void read_events(struct input_ctx *ictx, int time)
|
|
{
|
|
if (ictx->num_key_down && ictx->ar_rate > 0) {
|
|
time = FFMIN(time, 1000 / ictx->ar_rate);
|
|
time = FFMIN(time, ictx->ar_delay);
|
|
}
|
|
time = FFMAX(time, 0);
|
|
|
|
while (1) {
|
|
if (ictx->got_new_events)
|
|
time = 0;
|
|
ictx->got_new_events = false;
|
|
|
|
remove_dead_fds(ictx);
|
|
|
|
if (time) {
|
|
for (int i = 0; i < ictx->num_fds; i++) {
|
|
if (!ictx->fds[i].select)
|
|
read_fd(ictx, &ictx->fds[i]);
|
|
}
|
|
}
|
|
|
|
if (ictx->got_new_events)
|
|
time = 0;
|
|
|
|
input_wait_read(ictx, time);
|
|
|
|
// Read until all input FDs are empty
|
|
if (!ictx->got_new_events)
|
|
break;
|
|
}
|
|
}
|
|
|
|
int mp_input_queue_cmd(struct input_ctx *ictx, mp_cmd_t *cmd)
|
|
{
|
|
input_lock(ictx);
|
|
ictx->got_new_events = true;
|
|
if (cmd)
|
|
queue_add_tail(&ictx->cmd_queue, cmd);
|
|
input_unlock(ictx);
|
|
mp_input_wakeup(ictx);
|
|
return 1;
|
|
}
|
|
|
|
static mp_cmd_t *check_autorepeat(struct input_ctx *ictx)
|
|
{
|
|
// No input : autorepeat ?
|
|
if (ictx->ar_rate > 0 && ictx->ar_state >= 0 && ictx->num_key_down > 0
|
|
&& !(ictx->key_down[ictx->num_key_down - 1] & MP_NO_REPEAT_KEY)) {
|
|
int64_t t = mp_time_us();
|
|
if (ictx->last_ar + 2000000 < t)
|
|
ictx->last_ar = t;
|
|
// First time : wait delay
|
|
if (ictx->ar_state == 0
|
|
&& (t - ictx->last_key_down) >= ictx->ar_delay * 1000)
|
|
{
|
|
if (!ictx->current_down_cmd) {
|
|
ictx->ar_state = -1;
|
|
return NULL;
|
|
}
|
|
ictx->ar_state = 1;
|
|
ictx->last_ar = ictx->last_key_down + ictx->ar_delay * 1000;
|
|
return mp_cmd_clone(ictx->current_down_cmd);
|
|
// Then send rate / sec event
|
|
} else if (ictx->ar_state == 1
|
|
&& (t - ictx->last_ar) >= 1000000 / ictx->ar_rate) {
|
|
ictx->last_ar += 1000000 / ictx->ar_rate;
|
|
return mp_cmd_clone(ictx->current_down_cmd);
|
|
}
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
/**
|
|
* \param peek_only when set, the returned command stays in the queue.
|
|
* Do not free the returned cmd whe you set this!
|
|
*/
|
|
mp_cmd_t *mp_input_get_cmd(struct input_ctx *ictx, int time, int peek_only)
|
|
{
|
|
input_lock(ictx);
|
|
if (async_quit_request) {
|
|
struct mp_cmd *cmd = mp_input_parse_cmd(ictx, bstr0("quit"), "");
|
|
queue_add_head(&ictx->cmd_queue, cmd);
|
|
}
|
|
|
|
if (ictx->cmd_queue.first)
|
|
time = 0;
|
|
read_events(ictx, time);
|
|
struct cmd_queue *queue = &ictx->cmd_queue;
|
|
if (!queue->first) {
|
|
struct mp_cmd *repeated = check_autorepeat(ictx);
|
|
if (repeated) {
|
|
repeated->repeated = true;
|
|
if (repeated->def && repeated->def->allow_auto_repeat) {
|
|
queue_add_tail(queue, repeated);
|
|
} else {
|
|
talloc_free(repeated);
|
|
}
|
|
}
|
|
}
|
|
struct mp_cmd *ret = queue_peek(queue);
|
|
if (ret && !peek_only) {
|
|
queue_remove(queue, ret);
|
|
if (ret->mouse_move) {
|
|
ictx->mouse_x = ret->mouse_x;
|
|
ictx->mouse_y = ret->mouse_y;
|
|
}
|
|
}
|
|
input_unlock(ictx);
|
|
return ret;
|
|
}
|
|
|
|
void mp_input_get_mouse_pos(struct input_ctx *ictx, int *x, int *y)
|
|
{
|
|
input_lock(ictx);
|
|
*x = ictx->mouse_x;
|
|
*y = ictx->mouse_y;
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
// If name is NULL, return "default".
|
|
// Return a statically allocated name of the section (i.e. return value never
|
|
// gets deallocated).
|
|
static char *normalize_section(struct input_ctx *ictx, char *name)
|
|
{
|
|
return get_bind_section(ictx, bstr0(name))->section;
|
|
}
|
|
|
|
void mp_input_disable_section(struct input_ctx *ictx, char *name)
|
|
{
|
|
input_lock(ictx);
|
|
name = normalize_section(ictx, name);
|
|
|
|
// Remove old section, or make sure it's on top if re-enabled
|
|
for (int i = ictx->num_active_sections - 1; i >= 0; i--) {
|
|
struct active_section *as = &ictx->active_sections[i];
|
|
if (strcmp(as->name, name) == 0) {
|
|
MP_TARRAY_REMOVE_AT(ictx->active_sections,
|
|
ictx->num_active_sections, i);
|
|
}
|
|
}
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
void mp_input_enable_section(struct input_ctx *ictx, char *name, int flags)
|
|
{
|
|
input_lock(ictx);
|
|
name = normalize_section(ictx, name);
|
|
|
|
mp_input_disable_section(ictx, name);
|
|
|
|
MP_VERBOSE(ictx, "enable section '%s'\n", name);
|
|
|
|
if (ictx->num_active_sections < MAX_ACTIVE_SECTIONS) {
|
|
ictx->active_sections[ictx->num_active_sections++] =
|
|
(struct active_section) {name, flags};
|
|
}
|
|
|
|
MP_DBG(ictx, "active section stack:\n");
|
|
for (int n = 0; n < ictx->num_active_sections; n++) {
|
|
MP_DBG(ictx, " %s %d\n", ictx->active_sections[n].name,
|
|
ictx->active_sections[n].flags);
|
|
}
|
|
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
void mp_input_disable_all_sections(struct input_ctx *ictx)
|
|
{
|
|
input_lock(ictx);
|
|
ictx->num_active_sections = 0;
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
void mp_input_set_section_mouse_area(struct input_ctx *ictx, char *name,
|
|
int x0, int y0, int x1, int y1)
|
|
{
|
|
input_lock(ictx);
|
|
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(name));
|
|
s->mouse_area = (struct mp_rect){x0, y0, x1, y1};
|
|
s->mouse_area_set = x0 != x1 && y0 != y1;
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
static bool test_mouse(struct input_ctx *ictx, int x, int y, int rej_flags)
|
|
{
|
|
input_lock(ictx);
|
|
bool res = false;
|
|
for (int i = 0; i < ictx->num_active_sections; i++) {
|
|
struct active_section *as = &ictx->active_sections[i];
|
|
if (as->flags & rej_flags)
|
|
continue;
|
|
struct cmd_bind_section *s = get_bind_section(ictx, bstr0(as->name));
|
|
if (s->mouse_area_set && test_rect(&s->mouse_area, x, y)) {
|
|
res = true;
|
|
break;
|
|
}
|
|
}
|
|
input_unlock(ictx);
|
|
return res;
|
|
}
|
|
|
|
bool mp_input_test_mouse_active(struct input_ctx *ictx, int x, int y)
|
|
{
|
|
return test_mouse(ictx, x, y, MP_INPUT_ALLOW_HIDE_CURSOR);
|
|
}
|
|
|
|
bool mp_input_test_dragging(struct input_ctx *ictx, int x, int y)
|
|
{
|
|
return test_mouse(ictx, x, y, MP_INPUT_ALLOW_VO_DRAGGING);
|
|
}
|
|
|
|
static void bind_dealloc(struct cmd_bind *bind)
|
|
{
|
|
talloc_free(bind->cmd);
|
|
talloc_free(bind->location);
|
|
}
|
|
|
|
// builtin: if true, remove all builtin binds, else remove all user binds
|
|
static void remove_binds(struct cmd_bind_section *bs, bool builtin)
|
|
{
|
|
for (int n = bs->num_binds - 1; n >= 0; n--) {
|
|
if (bs->binds[n].is_builtin == builtin) {
|
|
bind_dealloc(&bs->binds[n]);
|
|
assert(bs->num_binds >= 1);
|
|
bs->binds[n] = bs->binds[bs->num_binds - 1];
|
|
bs->num_binds--;
|
|
}
|
|
}
|
|
}
|
|
|
|
void mp_input_define_section(struct input_ctx *ictx, char *name, char *location,
|
|
char *contents, bool builtin)
|
|
{
|
|
if (!name || !name[0])
|
|
return; // parse_config() changes semantics with restrict_section==empty
|
|
input_lock(ictx);
|
|
if (contents) {
|
|
parse_config(ictx, builtin, bstr0(contents), location, name);
|
|
} else {
|
|
// Disable:
|
|
mp_input_disable_section(ictx, name);
|
|
// Delete:
|
|
struct cmd_bind_section *bs = get_bind_section(ictx, bstr0(name));
|
|
remove_binds(bs, builtin);
|
|
}
|
|
input_unlock(ictx);
|
|
}
|
|
|
|
static void bind_keys(struct input_ctx *ictx, bool builtin, bstr section,
|
|
const int *keys, int num_keys, bstr command,
|
|
const char *loc)
|
|
{
|
|
struct cmd_bind_section *bs = get_bind_section(ictx, section);
|
|
struct cmd_bind *bind = NULL;
|
|
|
|
assert(num_keys <= MP_MAX_KEY_DOWN);
|
|
|
|
for (int n = 0; n < bs->num_binds; n++) {
|
|
struct cmd_bind *b = &bs->binds[n];
|
|
if (bind_matches_key(b, num_keys, keys) && b->is_builtin == builtin) {
|
|
bind = b;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!bind) {
|
|
struct cmd_bind empty = {{0}};
|
|
MP_TARRAY_APPEND(bs, bs->binds, bs->num_binds, empty);
|
|
bind = &bs->binds[bs->num_binds - 1];
|
|
}
|
|
|
|
bind_dealloc(bind);
|
|
|
|
*bind = (struct cmd_bind) {
|
|
.cmd = bstrdup0(bs->binds, command),
|
|
.location = talloc_strdup(bs->binds, loc),
|
|
.owner = bs,
|
|
.is_builtin = builtin,
|
|
.num_keys = num_keys,
|
|
};
|
|
memcpy(bind->keys, keys, num_keys * sizeof(bind->keys[0]));
|
|
}
|
|
|
|
// restrict_section: every entry is forced to this section name
|
|
// if NULL, load normally and allow any sections
|
|
static int parse_config(struct input_ctx *ictx, bool builtin, bstr data,
|
|
const char *location, const char *restrict_section)
|
|
{
|
|
int n_binds = 0;
|
|
int line_no = 0;
|
|
char *cur_loc = NULL;
|
|
|
|
while (data.len) {
|
|
line_no++;
|
|
if (cur_loc)
|
|
talloc_free(cur_loc);
|
|
cur_loc = talloc_asprintf(NULL, "%s:%d", location, line_no);
|
|
|
|
bstr line = bstr_strip_linebreaks(bstr_getline(data, &data));
|
|
line = bstr_lstrip(line);
|
|
if (line.len == 0 || bstr_startswith0(line, "#"))
|
|
continue;
|
|
struct bstr command;
|
|
// Find the key name starting a line
|
|
struct bstr keyname = bstr_split(line, WHITESPACE, &command);
|
|
command = bstr_strip(command);
|
|
if (command.len == 0) {
|
|
MP_ERR(ictx, "Unfinished key binding: %.*s at %s\n", BSTR_P(line),
|
|
cur_loc);
|
|
continue;
|
|
}
|
|
char *name = bstrdup0(NULL, keyname);
|
|
int keys[MP_MAX_KEY_DOWN];
|
|
int num_keys = 0;
|
|
if (!mp_input_get_keys_from_string(name, MP_MAX_KEY_DOWN, &num_keys, keys))
|
|
{
|
|
talloc_free(name);
|
|
MP_ERR(ictx, "Unknown key '%.*s' at %s\n", BSTR_P(keyname), cur_loc);
|
|
continue;
|
|
}
|
|
talloc_free(name);
|
|
|
|
bstr section = bstr0(restrict_section);
|
|
if (!section.len) {
|
|
if (bstr_startswith0(command, "{")) {
|
|
int p = bstrchr(command, '}');
|
|
if (p != -1) {
|
|
section = bstr_strip(bstr_splice(command, 1, p));
|
|
command = bstr_lstrip(bstr_cut(command, p + 1));
|
|
}
|
|
}
|
|
}
|
|
|
|
bind_keys(ictx, builtin, section, keys, num_keys, command, cur_loc);
|
|
n_binds++;
|
|
|
|
// Print warnings if invalid commands are encountered.
|
|
talloc_free(mp_input_parse_cmd(ictx, command, cur_loc));
|
|
}
|
|
|
|
talloc_free(cur_loc);
|
|
|
|
return n_binds;
|
|
}
|
|
|
|
static int parse_config_file(struct input_ctx *ictx, char *file, bool warn)
|
|
{
|
|
int r = 0;
|
|
void *tmp = talloc_new(NULL);
|
|
stream_t *s = NULL;
|
|
|
|
file = mp_get_user_path(tmp, ictx->global, file);
|
|
if (!mp_path_exists(file)) {
|
|
MP_MSG(ictx, warn ? MSGL_ERR : MSGL_V,
|
|
"Input config file %s not found.\n", file);
|
|
goto done;
|
|
}
|
|
s = stream_open(file, ictx->global);
|
|
if (!s) {
|
|
MP_ERR(ictx, "Can't open input config file %s.\n", file);
|
|
goto done;
|
|
}
|
|
bstr data = stream_read_complete(s, tmp, 1000000);
|
|
if (data.start) {
|
|
MP_VERBOSE(ictx, "Parsing input config file %s\n", file);
|
|
int num = parse_config(ictx, false, data, file, NULL);
|
|
MP_VERBOSE(ictx, "Input config file %s parsed: %d binds\n", file, num);
|
|
r = 1;
|
|
} else {
|
|
MP_ERR(ictx, "Error reading input config file %s\n", file);
|
|
}
|
|
|
|
done:
|
|
free_stream(s);
|
|
talloc_free(tmp);
|
|
return r;
|
|
}
|
|
|
|
static int close_fd(void *ctx, int fd)
|
|
{
|
|
return close(fd);
|
|
}
|
|
|
|
#ifndef __MINGW32__
|
|
static int read_wakeup(void *ctx, int fd)
|
|
{
|
|
char buf[100];
|
|
read(fd, buf, sizeof(buf));
|
|
return MP_INPUT_NOTHING;
|
|
}
|
|
#endif
|
|
|
|
struct input_ctx *mp_input_init(struct mpv_global *global)
|
|
{
|
|
struct input_conf *input_conf = &global->opts->input;
|
|
|
|
struct input_ctx *ictx = talloc_ptrtype(NULL, ictx);
|
|
*ictx = (struct input_ctx){
|
|
.global = global,
|
|
.log = mp_log_new(ictx, global->log, "input"),
|
|
.key_fifo_size = input_conf->key_fifo_size,
|
|
.doubleclick_time = input_conf->doubleclick_time,
|
|
.ar_state = -1,
|
|
.ar_delay = input_conf->ar_delay,
|
|
.ar_rate = input_conf->ar_rate,
|
|
.default_bindings = input_conf->default_bindings,
|
|
.mouse_section = "default",
|
|
.test = input_conf->test,
|
|
.wakeup_pipe = {-1, -1},
|
|
};
|
|
|
|
pthread_mutexattr_t attr;
|
|
pthread_mutexattr_init(&attr);
|
|
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
|
|
pthread_mutex_init(&ictx->mutex, &attr);
|
|
pthread_mutexattr_destroy(&attr);
|
|
|
|
// Setup default section, so that it does nothing.
|
|
mp_input_enable_section(ictx, NULL, MP_INPUT_ALLOW_VO_DRAGGING |
|
|
MP_INPUT_ALLOW_HIDE_CURSOR);
|
|
mp_input_set_section_mouse_area(ictx, NULL, INT_MIN, INT_MIN, INT_MAX, INT_MAX);
|
|
|
|
// "Uncomment" the default key bindings in etc/input.conf and add them.
|
|
// All lines that do not start with '# ' are parsed.
|
|
bstr builtin = bstr0(builtin_input_conf);
|
|
while (builtin.len) {
|
|
bstr line = bstr_getline(builtin, &builtin);
|
|
bstr_eatstart0(&line, "#");
|
|
if (!bstr_startswith0(line, " "))
|
|
parse_config(ictx, true, line, "<builtin>", NULL);
|
|
}
|
|
|
|
#ifndef __MINGW32__
|
|
int ret = pipe(ictx->wakeup_pipe);
|
|
if (ret == 0) {
|
|
for (int i = 0; i < 2 && ret >= 0; i++) {
|
|
mp_set_cloexec(ictx->wakeup_pipe[i]);
|
|
ret = fcntl(ictx->wakeup_pipe[i], F_GETFL);
|
|
if (ret < 0)
|
|
break;
|
|
ret = fcntl(ictx->wakeup_pipe[i], F_SETFL, ret | O_NONBLOCK);
|
|
if (ret < 0)
|
|
break;
|
|
}
|
|
}
|
|
if (ret < 0)
|
|
MP_ERR(ictx, "Failed to initialize wakeup pipe: %s\n", strerror(errno));
|
|
else
|
|
mp_input_add_fd(ictx, ictx->wakeup_pipe[0], true, NULL, read_wakeup,
|
|
NULL, NULL);
|
|
#endif
|
|
|
|
bool config_ok = false;
|
|
if (input_conf->config_file)
|
|
config_ok = parse_config_file(ictx, input_conf->config_file, true);
|
|
if (!config_ok && global->opts->load_config) {
|
|
// Try global conf dir
|
|
char *file = mp_find_config_file(NULL, global, "input.conf");
|
|
config_ok = file && parse_config_file(ictx, file, false);
|
|
talloc_free(file);
|
|
}
|
|
if (!config_ok) {
|
|
MP_VERBOSE(ictx, "Falling back on default (hardcoded) input config\n");
|
|
}
|
|
|
|
#if HAVE_JOYSTICK
|
|
if (input_conf->use_joystick)
|
|
mp_input_joystick_init(ictx, ictx->log, input_conf->js_dev);
|
|
#endif
|
|
|
|
#if HAVE_LIRC
|
|
if (input_conf->use_lirc)
|
|
mp_input_lirc_init(ictx, ictx->log, input_conf->lirc_configfile);
|
|
#endif
|
|
|
|
if (input_conf->use_alt_gr) {
|
|
ictx->using_alt_gr = true;
|
|
}
|
|
|
|
#if HAVE_COCOA
|
|
if (input_conf->use_ar) {
|
|
cocoa_init_apple_remote();
|
|
ictx->using_ar = true;
|
|
}
|
|
|
|
if (input_conf->use_media_keys) {
|
|
cocoa_init_media_keys();
|
|
ictx->using_cocoa_media_keys = true;
|
|
}
|
|
#endif
|
|
|
|
if (input_conf->in_file) {
|
|
int mode = O_RDONLY;
|
|
#ifndef __MINGW32__
|
|
// Use RDWR for FIFOs to ensure they stay open over multiple accesses.
|
|
// Note that on Windows due to how the API works, using RDONLY should
|
|
// be ok.
|
|
struct stat st;
|
|
if (stat(input_conf->in_file, &st) == 0 && S_ISFIFO(st.st_mode))
|
|
mode = O_RDWR;
|
|
mode |= O_NONBLOCK;
|
|
#endif
|
|
int in_file_fd = open(input_conf->in_file, mode);
|
|
if (in_file_fd >= 0)
|
|
mp_input_add_fd(ictx, in_file_fd, 1, input_default_read_cmd, NULL, close_fd, NULL);
|
|
else
|
|
MP_ERR(ictx, "Can't open %s: %s\n", input_conf->in_file,
|
|
strerror(errno));
|
|
}
|
|
|
|
return ictx;
|
|
}
|
|
|
|
static void clear_queue(struct cmd_queue *queue)
|
|
{
|
|
while (queue->first) {
|
|
struct mp_cmd *item = queue->first;
|
|
queue_remove(queue, item);
|
|
talloc_free(item);
|
|
}
|
|
}
|
|
|
|
void mp_input_uninit(struct input_ctx *ictx)
|
|
{
|
|
if (!ictx)
|
|
return;
|
|
|
|
#if HAVE_COCOA
|
|
if (ictx->using_ar) {
|
|
cocoa_uninit_apple_remote();
|
|
}
|
|
|
|
if (ictx->using_cocoa_media_keys) {
|
|
cocoa_uninit_media_keys();
|
|
}
|
|
#endif
|
|
|
|
for (int i = 0; i < ictx->num_fds; i++) {
|
|
if (ictx->fds[i].close_func)
|
|
ictx->fds[i].close_func(ictx->fds[i].ctx, ictx->fds[i].fd);
|
|
}
|
|
for (int i = 0; i < 2; i++) {
|
|
if (ictx->wakeup_pipe[i] != -1)
|
|
close(ictx->wakeup_pipe[i]);
|
|
}
|
|
clear_queue(&ictx->cmd_queue);
|
|
talloc_free(ictx->current_down_cmd);
|
|
pthread_mutex_destroy(&ictx->mutex);
|
|
talloc_free(ictx);
|
|
}
|
|
|
|
void mp_input_wakeup(struct input_ctx *ictx)
|
|
{
|
|
input_lock(ictx);
|
|
bool send_wakeup = ictx->in_select;
|
|
ictx->got_new_events = true;
|
|
input_unlock(ictx);
|
|
// Safe without locking
|
|
if (send_wakeup && ictx->wakeup_pipe[1] >= 0)
|
|
write(ictx->wakeup_pipe[1], &(char){0}, 1);
|
|
}
|
|
|
|
static bool test_abort(struct input_ctx *ictx)
|
|
{
|
|
if (async_quit_request || queue_has_abort_cmds(&ictx->cmd_queue)) {
|
|
MP_WARN(ictx, "Received command to move to another file. "
|
|
"Aborting current processing.\n");
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* \param time time to wait for an interruption in milliseconds
|
|
*/
|
|
int mp_input_check_interrupt(struct input_ctx *ictx, int time)
|
|
{
|
|
input_lock(ictx);
|
|
bool res = test_abort(ictx);
|
|
if (!res) {
|
|
read_events(ictx, time);
|
|
res = test_abort(ictx);
|
|
}
|
|
input_unlock(ictx);
|
|
return res;
|
|
}
|
|
|
|
bool mp_input_use_alt_gr(struct input_ctx *ictx)
|
|
{
|
|
return ictx->using_alt_gr;
|
|
}
|
|
|
|
struct mp_cmd *mp_input_parse_cmd(struct input_ctx *ictx, bstr str,
|
|
const char *location)
|
|
{
|
|
return mp_input_parse_cmd_(ictx->log, str, location);
|
|
}
|