forked from KolibriOS/kolibrios
151 lines
3.3 KiB
C
151 lines
3.3 KiB
C
/*
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2015
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Author: Pavel Yakovlev.
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*/
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#define LIB_NAME "library"
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#define NO_LIBIMPORT_FUNC
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#include "coff.h"
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#include <kolibri.c>
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#include <stdlib.c>
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struct_import *array_list_func;
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dword ADR_FUNC_LIST=0;
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dword ADR_LIB_LIST=0;
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dword init_list_function_adr();
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typedef struct
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{
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dword key;
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dword value;
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} array;
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void strtolower(char *text)
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{
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--text;
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while(*++text)if((*text>='A')&&(*text<='Z'))*text+='a'-'A';
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}
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static array*(* _stdcall array_set_key_string)(array *ary,char *key,void *data);
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static void*(* _stdcall array_get_key_string)(array *ary,char *key);
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static char*(* _stdcall get_full_path)(char *path);
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byte init_check_fs = 0;
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byte init_fs()
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{
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if(init_check_fs)return 1;
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char *name = "/sys/lib/fs.obj";
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array_list_func = cofflib_load(name);
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if (!array_list_func) exit();
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get_full_path = (void *)cofflib_procload (array_list_func, "fs.get_full_path");
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if (!get_full_path) exit();
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init_check_fs = 1;
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array_set_key_string(&ADR_LIB_LIST,name,array_list_func);
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return init_list_function_adr();
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}
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byte init_check_array = 0;
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byte init_array()
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{
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if(init_check_array)return 1;
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char *name = "/sys/lib/array.obj";
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array_list_func = cofflib_load(name);
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if (!array_list_func) exit();
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array_set_key_string = (void *)cofflib_procload (array_list_func, "array.key_string_set");
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if (!array_set_key_string) exit();
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array_get_key_string = (void *)cofflib_procload (array_list_func, "array.key_string_get");
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if (!array_get_key_string) exit();
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init_check_array = 1;
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array_set_key_string(&ADR_LIB_LIST,name,array_list_func);
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init_list_function_adr();
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return init_fs();
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}
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int load_dll2(dword dllname,struct_import* import_table, byte need_init)
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{
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struct_import* import_table1 = cofflib_load(dllname);
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if(import_table1)return -1;
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dword i=0,ii=0;
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dword name = import_table1[i].name;
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dword name1 = import_table[ii].name;
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while(name)
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{
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if(!strcmp(name,name1))
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{
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import_table[ii].data=import_table1[i].data;
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name1 = import_table[++ii].name;
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}
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name = import_table1[++i].name;
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}
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if(need_init) dll_init(import_table1[0].data);
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return 0;
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}
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static void (* lib_init_eval)(dword,dword,dword,dword);
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void dll_init(dword data)
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{
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lib_init_eval = data;
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lib_init_eval(&malloc,&free,&realloc,&load_dll2);
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}
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byte first_load = 0;
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dword load(char *name)
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{
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init_array();
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name = get_full_path(name);
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strtolower(name);
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if(array_get_key_string(&ADR_LIB_LIST,name))return 1;
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array_list_func = cofflib_load(name);
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if(!array_list_func) return 0;
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array_set_key_string(&ADR_LIB_LIST,name,array_list_func);
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return init_list_function_adr();
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}
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dword get(char *name)
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{
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return (dword)array_get_key_string(&ADR_FUNC_LIST,name);
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}
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static void (* _stdcall eval_set_pointer)(dword,dword);
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dword init_list_function_adr()
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{
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dword i=0,data;
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char *name = 0;
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LOOP:
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name = array_list_func[i].name;
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if(!name) return 1;
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data = array_list_func[i++].data;
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if(!strcmp("lib_init",name))
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{
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dll_init(data);
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goto LOOP;
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}
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if(!strcmp("lib_pointer_library",name))
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{
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eval_set_pointer = data;
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eval_set_pointer(&load,&get);
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goto LOOP;
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}
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array_set_key_string(&ADR_FUNC_LIST,name,data);
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goto LOOP;
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}
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EXPORT_
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export(load)
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export(get)
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_EXPORT |