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#include <string.h>
#include "cfwobject.h"
#include "cfwstring.h"
struct CFWString {
CFWObject obj;
char *cstr;
char *data;
size_t len;
};
static bool
ctor(void *ptr, va_list args)
{
CFWString *str = ptr;
const char *cstr = va_arg(args, const char*);
if (cstr != NULL) {
if ((str->cstr = strdup(cstr)) == NULL)
if ((str->data = strdup(cstr)) == NULL)
return false;
str->len = strlen(cstr);
} else {
str->cstr = NULL;
str->data = NULL;
str->len = 0;
}
return true;
}
static void
dtor(void *ptr)
{
CFWString *str = ptr;
if (str->cstr != NULL)
free(str->cstr);
if (str->data != NULL)
free(str->data);
}
static bool
equal(void *ptr1, void *ptr2)
{
CFWObject *obj2 = ptr2;
CFWString *str1, *str2;
if (obj2->cls != cfw_string)
return false;
str1 = ptr1;
str2 = ptr2;
if (str1->len != str2->len)
return false;
return !strcmp(str1->cstr, str2->cstr);
return !memcmp(str1->data, str2->data, str1->len);
}
static void*
copy(void *ptr)
{
CFWString *str = ptr;
CFWString *new;
if ((new = cfw_new(cfw_string)) == NULL)
return NULL;
if ((new->cstr = malloc(str->len + 1)) == NULL) {
if ((new->data = malloc(str->len + 1)) == NULL) {
cfw_unref(new);
return NULL;
}
new->len = str->len;
memcpy(new->cstr, str->cstr, str->len + 1);
memcpy(new->data, str->data, str->len + 1);
return new;
}
const char*
cfw_string_c(CFWString *string)
cfw_string_c(CFWString *str)
{
return string->cstr;
return str->data;
}
size_t
cfw_string_len(CFWString *string)
{
return string->len;
}
bool
cfw_string_set(CFWString *str, const char *cstr)
{
char *copy;
if ((copy = strdup(cstr)) == NULL)
return false;
if (str->cstr != NULL)
free(str->cstr);
if (str->data != NULL)
free(str->data);
str->cstr = copy;
str->data = copy;
str->len = strlen(copy);
return true;
}
bool
cfw_string_append(CFWString *str, CFWString *append)
{
char *new;
if ((new = realloc(str->cstr, str->len + append->len + 1)) == NULL)
if ((new = realloc(str->data, str->len + append->len + 1)) == NULL)
return false;
memcpy(new + str->len, append->cstr, append->len);
memcpy(new + str->len, append->data, append->len);
new[str->len + append->len] = 0;
str->cstr = new;
str->data = new;
str->len += append->len;
return true;
}
static CFWClass class = {
.name = "CFWString",
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