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#ifndef PK_STR_H
#define PK_STR_H
#include "pkmem.h" /* deleteme */
#include <stdint.h>
struct pk_str {
char *val;
uint32_t length;
uint32_t reserved;
};
struct pk_cstr {
const char *val;
uint32_t length;
uint32_t reserved;
};
struct pk_str cstring_to_pk_str(char *s);
struct pk_cstr cstring_to_pk_cstr(const char *s);
struct pk_str pk_cstr_to_pk_str(const struct pk_cstr *s);
struct pk_cstr pk_str_to_pk_cstr(const struct pk_str *s);
struct pk_str pk_str_clone(const struct pk_str *s, struct pk_membucket *bkt);
struct pk_cstr pk_cstr_clone(const struct pk_cstr *s, struct pk_membucket *bkt);
int pk_compare_str(const struct pk_str *lhs, const struct pk_str *rhs);
int pk_compare_cstr(const struct pk_cstr *lhs, const struct pk_cstr *rhs);
#endif /* PK_STR_H */
#ifdef PK_IMPL_STR
#include "./pkmacros.h" /* deleteme */
#include <string.h>
struct pk_str
cstring_to_pk_str(char *s)
{
struct pk_str ret;
ret.val = s;
ret.length = (uint32_t)(strlen(s));
ret.reserved = 0;
return ret;
}
struct pk_cstr
cstring_to_pk_cstr(const char *s)
{
struct pk_cstr ret;
ret.val = s;
ret.length = (uint32_t)(strlen(s));
ret.reserved = 0;
return ret;
}
struct pk_str
pk_cstr_to_pk_str(const struct pk_cstr *s)
{
struct pk_str ret;
ret.val = (char *)s->val;
ret.length = s->length;
ret.reserved = s->reserved;
return ret;
}
struct pk_cstr
pk_str_to_pk_cstr(const struct pk_str *s)
{
struct pk_cstr ret;
ret.val = (char *)s->val;
ret.length = s->length;
ret.reserved = s->reserved;
return ret;
}
struct pk_str
pk_str_clone(const struct pk_str *s, struct pk_membucket *bkt) {
struct pk_str str;
str.length = s->length == 0 ? strlen(s->val) : s->length;
str.reserved = s->length + 1;
char *ss = (char*)pk_new(str.reserved * sizeof(char), alignof(char), bkt);
strncpy(ss, s->val, str.reserved);
str.val = ss;
return str;
}
struct pk_cstr
pk_cstr_clone(const struct pk_cstr *s, struct pk_membucket *bkt) {
struct pk_cstr str;
str.length = s->length == 0 ? strlen(s->val) : s->length;
str.reserved = s->length + 1;
char *ss = (char*)pk_new(str.reserved * sizeof(char), alignof(char), bkt);
strncpy(ss, s->val, str.reserved);
str.val = ss;
return str;
}
int
pk_compare_str(const struct pk_str *lhs, const struct pk_str *rhs)
{
return strncmp(lhs->val, rhs->val, PK_MIN(lhs->length, rhs->length));
}
int
pk_compare_cstr(const struct pk_cstr *lhs, const struct pk_cstr *rhs)
{
return strncmp(lhs->val, rhs->val, PK_MIN(lhs->length, rhs->length));
}
#endif /* PK_IMPL_STR */
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