import RT-Thread@9217865c without bsp, libcpu and components/net

components/libc/posix/libdl/dlmodule.h

@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2018/08/11     Bernard      the first version
+ */
+
+#ifndef RT_DL_MODULE_H__
+#define RT_DL_MODULE_H__
+
+#include <rtthread.h>
+
+#define RT_DLMODULE_STAT_INIT       0x00
+#define RT_DLMODULE_STAT_RUNNING    0x01
+#define RT_DLMODULE_STAT_CLOSING    0x02
+#define RT_DLMODULE_STAT_CLOSED     0x03
+
+struct rt_dlmodule;
+typedef void* rt_addr_t;
+
+typedef void (*rt_dlmodule_init_func_t)(struct rt_dlmodule *module);
+typedef void (*rt_dlmodule_cleanup_func_t)(struct rt_dlmodule *module);
+typedef int  (*rt_dlmodule_entry_func_t)(int argc, char** argv);
+
+struct rt_dlmodule
+{
+    struct rt_object parent;
+    rt_list_t object_list;  /* objects inside this module */
+
+    rt_uint8_t stat;        /* status of module */
+
+    /* main thread of this module */
+    rt_uint16_t priority;
+    rt_uint32_t stack_size;
+    struct rt_thread *main_thread;
+    /* the return code */
+    int ret_code;
+
+    /* VMA base address for the first LOAD segment */
+    rt_uint32_t vstart_addr;
+
+    /* module entry, RT_NULL for dynamic library */
+    rt_dlmodule_entry_func_t  entry_addr;
+    char *cmd_line;         /* command line */
+
+    rt_addr_t   mem_space;  /* memory space */
+    rt_uint32_t mem_size;   /* sizeof memory space */
+
+    /* init and clean function */
+    rt_dlmodule_init_func_t     init_func;
+    rt_dlmodule_cleanup_func_t  cleanup_func;
+
+    rt_uint16_t nref;       /* reference count */
+
+    rt_uint16_t nsym;       /* number of symbols in the module */
+    struct rt_module_symtab *symtab;    /* module symbol table */
+};
+
+struct rt_dlmodule_ops
+{
+    rt_uint8_t *(*load)(const char* filename);  /* load dlmodule file data */
+    rt_err_t (*unload)(rt_uint8_t *param);  /* unload dlmodule file data */
+};
+
+struct rt_dlmodule *dlmodule_create(void);
+rt_err_t dlmodule_destroy(struct rt_dlmodule* module);
+
+struct rt_dlmodule *dlmodule_self(void);
+
+struct rt_dlmodule *dlmodule_load(const char* pgname);
+struct rt_dlmodule *dlmodule_exec(const char* pgname, const char* cmd, int cmd_size);
+
+#if defined(RT_USING_CUSTOM_DLMODULE)
+struct rt_dlmodule* dlmodule_load_custom(const char* filename, struct rt_dlmodule_ops* ops);
+struct rt_dlmodule* dlmodule_exec_custom(const char* pgname, const char* cmd, int cmd_size, struct rt_dlmodule_ops* ops);
+#endif
+
+void dlmodule_exit(int ret_code);
+
+struct rt_dlmodule *dlmodule_find(const char *name);
+
+rt_uint32_t dlmodule_symbol_find(const char *sym_str);
+
+#endif