76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
/*
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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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* 2018/08/11 Bernard the first version
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*/
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#ifndef RT_DL_MODULE_H__
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#define RT_DL_MODULE_H__
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#include <rtthread.h>
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#define RT_DLMODULE_STAT_INIT 0x00
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#define RT_DLMODULE_STAT_RUNNING 0x01
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#define RT_DLMODULE_STAT_CLOSING 0x02
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#define RT_DLMODULE_STAT_CLOSED 0x03
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struct rt_dlmodule;
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typedef void* rt_addr_t;
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typedef void (*rt_dlmodule_init_func_t)(struct rt_dlmodule *module);
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typedef void (*rt_dlmodule_cleanup_func_t)(struct rt_dlmodule *module);
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typedef int (*rt_dlmodule_entry_func_t)(int argc, char** argv);
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struct rt_dlmodule
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{
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struct rt_object parent;
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rt_list_t object_list; /* objects inside this module */
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rt_uint8_t stat; /* status of module */
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/* main thread of this module */
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rt_uint16_t priority;
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rt_uint32_t stack_size;
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struct rt_thread *main_thread;
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/* the return code */
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int ret_code;
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/* VMA base address for the first LOAD segment */
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rt_uint32_t vstart_addr;
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/* module entry, RT_NULL for dynamic library */
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rt_dlmodule_entry_func_t entry_addr;
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char *cmd_line; /* command line */
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rt_addr_t mem_space; /* memory space */
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rt_uint32_t mem_size; /* sizeof memory space */
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/* init and clean function */
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rt_dlmodule_init_func_t init_func;
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rt_dlmodule_cleanup_func_t cleanup_func;
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rt_uint16_t nref; /* reference count */
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rt_uint16_t nsym; /* number of symbols in the module */
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struct rt_module_symtab *symtab; /* module symbol table */
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};
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struct rt_dlmodule *dlmodule_create(void);
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rt_err_t dlmodule_destroy(struct rt_dlmodule* module);
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struct rt_dlmodule *dlmodule_self(void);
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struct rt_dlmodule *dlmodule_load(const char* pgname);
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struct rt_dlmodule *dlmodule_exec(const char* pgname, const char* cmd, int cmd_size);
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void dlmodule_exit(int ret_code);
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struct rt_dlmodule *dlmodule_find(const char *name);
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rt_uint32_t dlmodule_symbol_find(const char *sym_str);
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#endif
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