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readable.h
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readable.h
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#ifndef STREAMS_READABLE_H
#define STREAMS_READABLE_H
#include "types.h"
#include <stdbool.h>
#include <stddef.h>
typedef enum {
RS_STATE_READABLE = 0,
RS_STATE_CLOSED,
RS_STATE_ERRORED,
} rs_state_t;
typedef struct {
double *queue_sizes;
uint32_t queue_sizes_len;
uint32_t queue_sizes_cap;
double queue_total_size;
double strategy_hwm;
bool close_requested;
bool defer_close;
bool in_enqueue;
bool pull_again;
bool pulling;
bool started;
} rs_controller_t;
typedef struct {
rs_state_t state;
bool disturbed;
} rs_stream_t;
extern ant_value_t g_rs_proto;
extern ant_value_t g_reader_proto;
extern ant_value_t g_controller_proto;
void init_readable_stream_module(void);
void gc_mark_readable_streams(ant_t *js, void (*mark)(ant_t *, ant_value_t));
bool rs_is_stream(ant_value_t obj);
bool rs_is_reader(ant_value_t obj);
bool rs_is_controller(ant_value_t obj);
bool rs_stream_locked(ant_value_t stream_obj);
bool rs_stream_disturbed(ant_value_t stream_obj);
bool rs_stream_unusable(ant_value_t stream_obj);
rs_stream_t *rs_get_stream(ant_value_t obj);
rs_controller_t *rs_get_controller(ant_value_t obj);
ant_offset_t rs_ctrl_queue_len(ant_t *js, ant_value_t ctrl_obj);
ant_value_t rs_ctrl_size(ant_value_t ctrl_obj);
ant_value_t rs_reader_reqs(ant_value_t reader_obj);
ant_value_t rs_stream_error(ant_value_t stream_obj);
ant_value_t rs_stream_reader(ant_value_t stream_obj);
ant_value_t rs_reader_stream(ant_value_t reader_obj);
ant_value_t rs_reader_closed(ant_value_t reader_obj);
ant_value_t rs_stream_controller(ant_t *js, ant_value_t stream_obj);
ant_value_t rs_default_reader_read(ant_t *js, ant_value_t reader_obj);
ant_value_t rs_cancel_reject(ant_t *js, ant_value_t *args, int nargs);
ant_value_t js_rs_reader_ctor(ant_t *js, ant_value_t *args, int nargs);
ant_value_t rs_cancel_resolve(ant_t *js, ant_value_t *args, int nargs);
ant_value_t readable_stream_cancel(ant_t *js, ant_value_t stream_obj, ant_value_t reason);
ant_value_t rs_create_stream(ant_t *js, ant_value_t pull_fn, ant_value_t cancel_fn, double hwm);
ant_value_t rs_controller_enqueue(ant_t *js, ant_value_t ctrl_obj, ant_value_t chunk);
void rs_controller_close(ant_t *js, ant_value_t ctrl_obj);
void rs_default_controller_clear_algorithms(ant_value_t ctrl_obj);
void rs_ctrl_queue_push(ant_t *js, ant_value_t ctrl_obj, ant_value_t value);
void rs_default_controller_call_pull_if_needed(ant_t *js, ant_value_t controller_obj);
void rs_default_reader_error_read_requests(ant_t *js, ant_value_t reader_obj, ant_value_t e);
void rs_fulfill_read_request(ant_t *js, ant_value_t stream_obj, ant_value_t chunk, bool done);
void readable_stream_close(ant_t *js, ant_value_t stream_obj);
void readable_stream_error(ant_t *js, ant_value_t stream_obj, ant_value_t e);
bool rs_reader_has_reqs(ant_t *js, ant_value_t reader_obj);
bool rs_default_controller_can_close_or_enqueue(rs_controller_t *ctrl, rs_stream_t *stream);
#endif

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