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https://github.com/emqx/neuron.git
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fengzero
32 lines
1.3 KiB
C
32 lines
1.3 KiB
C
#ifndef _NEU_M_PLUGIN_MODBUS_STACK_H_
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#define _NEU_M_PLUGIN_MODBUS_STACK_H_
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#include <stdint.h>
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#include <neuron.h>
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#include "modbus.h"
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typedef struct modbus_stack modbus_stack_t;
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typedef int (*modbus_stack_send)(void *ctx, uint16_t n_byte, uint8_t *bytes);
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typedef int (*modbus_stack_value)(void *ctx, uint8_t slave_id, uint16_t n_byte,
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uint8_t *bytes);
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typedef int (*modbus_stack_write_resp)(void *ctx, void *req, int error);
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modbus_stack_t *modbus_stack_create(void *ctx, modbus_stack_send send_fn,
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modbus_stack_value value_fn,
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modbus_stack_write_resp write_resp);
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void modbus_stack_destroy(modbus_stack_t *stack);
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int modbus_stack_recv(modbus_stack_t *stack, neu_protocol_unpack_buf_t *buf);
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int modbus_stack_read(modbus_stack_t *stack, uint8_t slave_id,
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enum modbus_area area, uint16_t start_address,
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uint16_t n_reg, uint16_t *response_size);
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int modbus_stack_write(modbus_stack_t *stack, void *req, uint8_t slave_id,
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enum modbus_area area, uint16_t start_address,
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uint16_t n_reg, uint8_t *bytes, uint8_t n_byte,
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uint16_t *response_size);
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#endif |