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Diffstat (limited to 'qemu/replay/replay-internal.h')
-rw-r--r-- | qemu/replay/replay-internal.h | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/qemu/replay/replay-internal.h b/qemu/replay/replay-internal.h deleted file mode 100644 index efbf14c8a..000000000 --- a/qemu/replay/replay-internal.h +++ /dev/null @@ -1,158 +0,0 @@ -#ifndef REPLAY_INTERNAL_H -#define REPLAY_INTERNAL_H - -/* - * replay-internal.h - * - * Copyright (c) 2010-2015 Institute for System Programming - * of the Russian Academy of Sciences. - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - * - */ - - -enum ReplayEvents { - /* for instruction event */ - EVENT_INSTRUCTION, - /* for software interrupt */ - EVENT_INTERRUPT, - /* for emulated exceptions */ - EVENT_EXCEPTION, - /* for async events */ - EVENT_ASYNC, - /* for shutdown request */ - EVENT_SHUTDOWN, - /* for character device write event */ - EVENT_CHAR_WRITE, - /* for character device read all event */ - EVENT_CHAR_READ_ALL, - EVENT_CHAR_READ_ALL_ERROR, - /* for clock read/writes */ - /* some of greater codes are reserved for clocks */ - EVENT_CLOCK, - EVENT_CLOCK_LAST = EVENT_CLOCK + REPLAY_CLOCK_COUNT - 1, - /* for checkpoint event */ - /* some of greater codes are reserved for checkpoints */ - EVENT_CHECKPOINT, - EVENT_CHECKPOINT_LAST = EVENT_CHECKPOINT + CHECKPOINT_COUNT - 1, - /* end of log event */ - EVENT_END, - EVENT_COUNT -}; - -/* Asynchronous events IDs */ - -enum ReplayAsyncEventKind { - REPLAY_ASYNC_EVENT_BH, - REPLAY_ASYNC_EVENT_INPUT, - REPLAY_ASYNC_EVENT_INPUT_SYNC, - REPLAY_ASYNC_EVENT_CHAR_READ, - REPLAY_ASYNC_EVENT_BLOCK, - REPLAY_ASYNC_COUNT -}; - -typedef enum ReplayAsyncEventKind ReplayAsyncEventKind; - -typedef struct ReplayState { - /*! Cached clock values. */ - int64_t cached_clock[REPLAY_CLOCK_COUNT]; - /*! Current step - number of processed instructions and timer events. */ - uint64_t current_step; - /*! Number of instructions to be executed before other events happen. */ - int instructions_count; -} ReplayState; -extern ReplayState replay_state; - -extern unsigned int replay_data_kind; - -/* File for replay writing */ -extern FILE *replay_file; - -void replay_put_byte(uint8_t byte); -void replay_put_event(uint8_t event); -void replay_put_word(uint16_t word); -void replay_put_dword(uint32_t dword); -void replay_put_qword(int64_t qword); -void replay_put_array(const uint8_t *buf, size_t size); - -uint8_t replay_get_byte(void); -uint16_t replay_get_word(void); -uint32_t replay_get_dword(void); -int64_t replay_get_qword(void); -void replay_get_array(uint8_t *buf, size_t *size); -void replay_get_array_alloc(uint8_t **buf, size_t *size); - -/* Mutex functions for protecting replay log file */ - -void replay_mutex_init(void); -void replay_mutex_destroy(void); -void replay_mutex_lock(void); -void replay_mutex_unlock(void); - -/*! Checks error status of the file. */ -void replay_check_error(void); - -/*! Finishes processing of the replayed event and fetches - the next event from the log. */ -void replay_finish_event(void); -/*! Reads data type from the file and stores it in the - replay_data_kind variable. */ -void replay_fetch_data_kind(void); - -/*! Saves queued events (like instructions and sound). */ -void replay_save_instructions(void); - -/*! Skips async events until some sync event will be found. - \return true, if event was found */ -bool replay_next_event_is(int event); - -/*! Reads next clock value from the file. - If clock kind read from the file is different from the parameter, - the value is not used. */ -void replay_read_next_clock(unsigned int kind); - -/* Asynchronous events queue */ - -/*! Initializes events' processing internals */ -void replay_init_events(void); -/*! Clears internal data structures for events handling */ -void replay_finish_events(void); -/*! Enables storing events in the queue */ -void replay_enable_events(void); -/*! Flushes events queue */ -void replay_flush_events(void); -/*! Clears events list before loading new VM state */ -void replay_clear_events(void); -/*! Returns true if there are any unsaved events in the queue */ -bool replay_has_events(void); -/*! Saves events from queue into the file */ -void replay_save_events(int checkpoint); -/*! Read events from the file into the input queue */ -void replay_read_events(int checkpoint); -/*! Adds specified async event to the queue */ -void replay_add_event(ReplayAsyncEventKind event_kind, void *opaque, - void *opaque2, uint64_t id); - -/* Input events */ - -/*! Saves input event to the log */ -void replay_save_input_event(InputEvent *evt); -/*! Reads input event from the log */ -InputEvent *replay_read_input_event(void); -/*! Adds input event to the queue */ -void replay_add_input_event(struct InputEvent *event); -/*! Adds input sync event to the queue */ -void replay_add_input_sync_event(void); - -/* Character devices */ - -/*! Called to run char device read event. */ -void replay_event_char_read_run(void *opaque); -/*! Writes char read event to the file. */ -void replay_event_char_read_save(void *opaque); -/*! Reads char event read from the file. */ -void *replay_event_char_read_load(void); - -#endif |