ardupilot/libraries/AP_Scripting/AP_Scripting.h

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/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
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#ifdef ENABLE_SCRIPTING
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#include <AP_Common/AP_Common.h>
#include <AP_Param/AP_Param.h>
#include <GCS_MAVLink/GCS.h>
#include <AP_Filesystem/AP_Filesystem.h>
#include <AP_HAL/I2CDevice.h>
#include "AP_Scripting_CANSensor.h"
#ifndef SCRIPTING_MAX_NUM_I2C_DEVICE
#define SCRIPTING_MAX_NUM_I2C_DEVICE 4
#endif
class AP_Scripting
{
public:
AP_Scripting();
/* Do not allow copies */
AP_Scripting(const AP_Scripting &other) = delete;
AP_Scripting &operator=(const AP_Scripting&) = delete;
void init(void);
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bool init_failed(void) const { return _init_failed; }
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bool enabled(void) const { return _enable != 0; };
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static AP_Scripting * get_singleton(void) { return _singleton; }
static const struct AP_Param::GroupInfo var_info[];
MAV_RESULT handle_command_int_packet(const mavlink_command_int_t &packet);
void handle_mission_command(const AP_Mission::Mission_Command& cmd);
// User parameters for inputs into scripts
AP_Float _user[4];
struct terminal_s {
int output_fd;
off_t input_offset;
bool session;
} terminal;
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enum class SCR_DIR {
ROMFS = 1 << 0,
SCRIPTS = 1 << 1,
};
uint16_t get_disabled_dir() { return uint16_t(_dir_disable.get());}
// the number of and storage for i2c devices
uint8_t num_i2c_devices;
AP_HAL::OwnPtr<AP_HAL::I2CDevice> *_i2c_dev[SCRIPTING_MAX_NUM_I2C_DEVICE];
#if HAL_MAX_CAN_PROTOCOL_DRIVERS
// Scripting CAN sensor
ScriptingCANSensor *_CAN_dev;
#endif
// mission item buffer
static const int mission_cmd_queue_size = 5;
struct scripting_mission_cmd {
uint16_t p1;
float content_p1;
float content_p2;
float content_p3;
uint32_t time_ms;
};
ObjectBuffer<struct scripting_mission_cmd> * mission_data;
private:
bool repl_start(void);
void repl_stop(void);
void load_script(const char *filename); // load a script from a file
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void thread(void); // main script execution thread
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AP_Int8 _enable;
AP_Int32 _script_vm_exec_count;
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AP_Int32 _script_heap_size;
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AP_Int8 _debug_level;
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AP_Int16 _dir_disable;
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bool _init_failed; // true if memory allocation failed
static AP_Scripting *_singleton;
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};
namespace AP {
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AP_Scripting * scripting(void);
};
#endif // ENABLE_SCRIPTING