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#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.
*
*/
#include <stdio.h>
enum ReplayEvents {
/* for instruction event */
EVENT_INSTRUCTION,
EVENT_COUNT
};
typedef struct ReplayState {
/*! 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);
#endif
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