kolibrios/programs/develop/libraries/libs_v2/library.c
pavelyakov befac9b242 source code library
git-svn-id: svn://kolibrios.org@5936 a494cfbc-eb01-0410-851d-a64ba20cac60
2015-11-27 09:20:48 +00:00

151 lines
3.3 KiB
C

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