#include "utils.h"
#include "../ediv/lower.h"

#ifdef _WIN32 /* Codigo 'Windowsero' */
unsigned char tolowertab[] = {
    0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x9, 0xa,
    0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11, 0x12, 0x13, 0x14,
    0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
    0x1e, 0x1f,
    ' ', '!', '"', '#', '$', '%', '&', 0x27, '(', ')',
    '*', '+', ',', '-', '.', '/',
    '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
    ':', ';', '<', '=', '>', '?',
    '@', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
    'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
    't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
    '_',
    '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i',
    'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's',
    't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~',
    0x7f,
    0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
    0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
    0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99,
    0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
    0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7, 0xa8, 0xa9,
    0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
    0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7, 0xb8, 0xb9,
    0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
    0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7, 0xc8, 0xc9,
    0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
    0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7, 0xd8, 0xd9,
    0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
    0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7, 0xe8, 0xe9,
    0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
    0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9,
    0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };

int strcasecmp(const char *s1, const char *s2)
{
int diff=0;

	while(*s1) {
		diff=tolowertab[*(unsigned char *)s1++]-tolowertab[*(unsigned char *)s2++];
		if(diff) break;
	}
	return diff;
}

int strncasecmp(const char *s1, const char *s2, int n)
{
int diff=0;

        while((*s1)&&(n-->0)) {
                diff=tolowertab[*(unsigned char *)s1++]-tolowertab[*(unsigned char *)s2++];
                if(diff) break;
        }
        return diff;
}

#endif /* Codigo 'Windowsero' */

#ifdef _LINUX /* Codigo 'Linuxsero' */
char *strlwr(char *str)
{
	if (!i_lower)
		inicializa_lower();

	for (i=0;str[i]!=0;i++) {
		if (lower[str[i]]!=0) str[i]=lower[str[i]]; 
	}
	
	return str;
}
#endif /* Codigo 'Linuxsero' */