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#include <stdio.h>
#include <string.h>
#include "internal.h"
#include "rccstring.h"
rcc_string rccCreateString(rcc_language_id language_id, const char *buf, int len, int *rlen) {
char *res;
rcc_string_header header = {RCC_STRING_MAGIC, language_id};
len = STRNLEN(buf, len);
res = (char*)malloc(len+sizeof(rcc_string_header)+1);
if (!res) return NULL;
strncpy(res + sizeof(rcc_string_header), buf, len);
res[sizeof(rcc_string_header) + len] = 0;
memcpy(res, &header, sizeof(rcc_string_header));
if (rlen) *rlen = len + sizeof(rcc_string_header);
return (rcc_string)res;
}
void rccStringFree(rcc_string str) {
if (str) free(str);
}
rcc_language_id rccStringCheck(const rcc_string str) {
int len;
rcc_string_header *header;
len = strlen(str);
if ((!str)||(len<=sizeof(unsigned int))||(*((unsigned int*)(str))!=RCC_STRING_MAGIC)) return 0;
header = (rcc_string_header*)(str);
return header->language_id;
}
const char *rccStringGet(const rcc_string str) {
if (rccStringCheck(str)) return (const char *)str + sizeof(rcc_string_header);
return (const char *)str;
}
char *rccStringExtract(const rcc_string buf, int len, int *rlen) {
char *res;
len = STRNLEN(buf, len) - sizeof(rcc_string_header);
if (len<0) return NULL;
res = (char*)malloc(len+1);
if (!res) return NULL;
strncpy(res, buf + sizeof(rcc_string_header), len);
res[len] = 0;
if (rlen) *rlen = len;
return res;
}
int rccStringCmp(const rcc_string str1, const rcc_string str2) {
return strcmp(rccStringGet(str1), rccStringGet(str2));
}
int rccStringNCmp(const rcc_string str1, const rcc_string str2, size_t n) {
return strncmp(rccStringGet(str1), rccStringGet(str2), n);
}
int rccStringCaseCmp(const rcc_string str1, const rcc_string str2) {
return strcasecmp(rccStringGet(str1), rccStringGet(str2));
}
int rccStringNCaseCmp(const rcc_string str1, const rcc_string str2, size_t n) {
return strncasecmp(rccStringGet(str1), rccStringGet(str2), n);
}
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