72 lines
1.4 KiB
C
72 lines
1.4 KiB
C
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/*
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* Copyright (c) 2006-2018, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2018-06-29 heyuanjie first version
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*/
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#ifndef __LWP_H__
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#define __LWP_H__
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#define LWP_MAGIC 0x5A
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#define LWP_TYPE_FIX_ADDR 0x01
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#define LWP_TYPE_DYN_ADDR 0x02
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#define LWP_ARG_MAX 8
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#include <stdint.h>
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#include <rtthread.h>
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#include <dfs.h>
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#include <lwp_memheap.h>
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struct rt_lwp
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{
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uint8_t lwp_type;
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uint8_t heap_cnt;
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uint8_t reserv[2];
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rt_list_t hlist; /**< headp list */
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uint8_t *text_entry;
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uint32_t text_size;
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uint8_t *data;
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uint32_t data_size;
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uint32_t *kernel_sp; /**< kernel stack point */
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struct dfs_fdtable fdt;
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void *args;
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};
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struct lwp_header
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{
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uint8_t magic;
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uint8_t compress_encrypt_algo;
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uint16_t reserved;
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uint32_t crc32;
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};
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struct lwp_chunk
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{
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uint32_t total_len;
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char name[4];
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uint32_t data_len;
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uint32_t data_len_space;
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};
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extern struct rt_lwp *rt_lwp_self(void);
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extern void rt_lwp_mem_init(struct rt_lwp *lwp);
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extern void rt_lwp_mem_deinit(struct rt_lwp *lwp);
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extern void *rt_lwp_mem_malloc(rt_uint32_t size);
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extern void rt_lwp_mem_free(void *addr);
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extern void *rt_lwp_mem_realloc(void *rmem, rt_size_t newsize);
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#endif
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