85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
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/*
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* File : lwp.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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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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