#include <swilib2.h>
#include <cfg_items.h>

char successed_config_filename[128];

//__attribute__((section("CONFIG_C")))
int LoadConfigPlgData(const char *fname, CFG_HDR *cfghdr0, int * __config_begin, int * __config_end, char *scf)
{
	int f;
	unsigned int ul;
	char *buf;
	int result = 0;
	void *cfg;

	//extern const int __config_end, __config_begin;
	cfg = (void*)cfghdr0;
	volatile unsigned int _segb = (volatile unsigned int)__config_begin;
	volatile unsigned int _sege = (volatile unsigned int)__config_end;

	unsigned int len = (_sege - _segb)-4;
	if (!(buf = malloc(len))) return -1;
	if ((f = _open(fname,A_ReadOnly+A_BIN,0,&ul)) != -1)
	{
		if (_read(f,buf,len,&ul) == (int)len)
		{
			memcpy(cfg,buf,len);
			_close(f,&ul);
		}
		else
		{
			_close(f,&ul);
			goto L_SAVENEWCFG;
		}
	}
	else
	{
		L_SAVENEWCFG:
		if ((f = _open(fname,A_ReadWrite+A_Create+A_Truncate,P_READ+P_WRITE,&ul)) != -1)
		{
			if (_write(f,cfg,len,&ul) != (int)len) result =- 1;
			_close(f,&ul);
		}
		else
		result=-1;
	}
	mfree(buf);
	if (result >= 0) strcpy(scf, fname);
	return(result);
}


void InitPlgConfig(const char *path)
{
    __CONFIG_EXTERN(0, cfghdr0);

    if (LoadConfigPlgData(path, __CONFIG(0, cfghdr0), successed_config_filename) == -1)
    	LoadConfigPlgData(path, __CONFIG(0, cfghdr0), successed_config_filename);
}