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/* A small JSON reader, for the control API (D3). We already emit JSON; this
* is the other half. Deliberately minimal: no streaming, no comments, no
* duplicate-key policy beyond "last wins". */
#ifndef SLOSH_JSONVAL_H
#define SLOSH_JSONVAL_H
#include <stdbool.h>
#include <stddef.h>
typedef enum {
JV_NULL,
JV_BOOL,
JV_NUM,
JV_STR,
JV_ARR,
JV_OBJ,
} jv_kind_t;
typedef struct jv jv_t;
struct jv {
jv_kind_t kind;
bool b;
double num;
char *str; /* JV_STR: NUL-terminated, UTF-8 */
size_t len; /* JV_STR bytes; JV_ARR/JV_OBJ element count */
jv_t **kids; /* JV_ARR/JV_OBJ values */
char **keys; /* JV_OBJ keys */
};
/* NULL on malformed input. */
jv_t *jv_parse(const char *text);
void jv_free(jv_t *v);
const jv_t *jv_get(const jv_t *obj, const char *key);
const char *jv_str(const jv_t *v, const char *fallback);
long jv_int(const jv_t *v, long fallback);
bool jv_bool(const jv_t *v, bool fallback);
/* Convenience: obj.key as a string/int/bool, with a fallback. */
const char *jv_gets(const jv_t *obj, const char *key, const char *fallback);
long jv_geti(const jv_t *obj, const char *key, long fallback);
bool jv_getb(const jv_t *obj, const char *key, bool fallback);
#endif /* SLOSH_JSONVAL_H */
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