#include <stdlib.h>
#include "unicode/utypes.h"
#include "cmemory.h"
#include "cstring.h"
U_CAPI char U_EXPORT2
uprv_toupper(char c) {
#if U_CHARSET_FAMILY==U_EBCDIC_FAMILY
if(('a'<=c && c<='i') || ('j'<=c && c<='r') || ('s'<=c && c<='z')) {
c=(char)(c+('A'-'a'));
}
#else
if('a'<=c && c<='z') {
c=(char)(c+('A'-'a'));
}
#endif
return c;
}
U_CAPI char U_EXPORT2
uprv_tolower(char c) {
#if U_CHARSET_FAMILY==U_EBCDIC_FAMILY
if(('A'<=c && c<='I') || ('J'<=c && c<='R') || ('S'<=c && c<='Z')) {
c=(char)(c+('a'-'A'));
}
#else
if('A'<=c && c<='Z') {
c=(char)(c+('a'-'A'));
}
#endif
return c;
}
U_CAPI char* U_EXPORT2
T_CString_toLowerCase(char* str)
{
char* origPtr = str;
if (str) {
do
*str = (char)uprv_tolower(*str);
while (*(str++));
}
return origPtr;
}
U_CAPI char* U_EXPORT2
T_CString_toUpperCase(char* str)
{
char* origPtr = str;
if (str) {
do
*str = (char)uprv_toupper(*str);
while (*(str++));
}
return origPtr;
}
U_CAPI int32_t U_EXPORT2
T_CString_integerToString(char* buffer, int32_t i, int32_t radix)
{
int32_t length;
int32_t num;
int8_t digit;
char temp;
if(i<0) {
*buffer = 0;
return 0;
}
length = 0;
while (i>=radix)
{
num = i/radix;
digit = (int8_t)(i - num*radix);
buffer[length++] = (char)(T_CString_itosOffset(digit));
i = num;
}
buffer[length] = (char)(T_CString_itosOffset(i));
buffer[++length] = '\0';
num = length - 1;
for (i = 0; i < num; ++i, --num) {
temp = buffer[num];
buffer[num] = buffer[i];
buffer[i] = temp;
}
return length;
}
U_CAPI int32_t U_EXPORT2
T_CString_stringToInteger(const char *integerString, int32_t radix)
{
char *end;
return strtoul(integerString, &end, radix);
}
U_CAPI int U_EXPORT2
T_CString_stricmp(const char *str1, const char *str2) {
if(str1==NULL) {
if(str2==NULL) {
return 0;
} else {
return -1;
}
} else if(str2==NULL) {
return 1;
} else {
int rc;
unsigned char c1, c2;
for(;;) {
c1=(unsigned char)*str1;
c2=(unsigned char)*str2;
if(c1==0) {
if(c2==0) {
return 0;
} else {
return -1;
}
} else if(c2==0) {
return 1;
} else {
rc=(int)(unsigned char)uprv_tolower(c1)-(int)(unsigned char)uprv_tolower(c2);
if(rc!=0) {
return rc;
}
}
++str1;
++str2;
}
}
}
U_CAPI int U_EXPORT2
T_CString_strnicmp(const char *str1, const char *str2, uint32_t n) {
if(str1==NULL) {
if(str2==NULL) {
return 0;
} else {
return -1;
}
} else if(str2==NULL) {
return 1;
} else {
int rc;
unsigned char c1, c2;
for(; n--;) {
c1=(unsigned char)*str1;
c2=(unsigned char)*str2;
if(c1==0) {
if(c2==0) {
return 0;
} else {
return -1;
}
} else if(c2==0) {
return 1;
} else {
rc=(int)(unsigned char)uprv_tolower(c1)-(int)(unsigned char)uprv_tolower(c2);
if(rc!=0) {
return rc;
}
}
++str1;
++str2;
}
}
return 0;
}
U_CAPI char* U_EXPORT2
uprv_strdup(const char *src) {
size_t len = strlen(src) + 1;
char *dup = (char *) uprv_malloc(len);
if (dup) {
uprv_memcpy(dup, src, len);
}
return dup;
}