#ifndef SCRIPTC_TS7_PROCESS_H
#define SCRIPTC_TS7_PROCESS_H

#include <stddef.h>
#include <stdint.h>

/* A compiler host boundary, called synchronously on the compiler thread.
 * Handles are monotonically assigned IDs, never pointer-shaped numbers.
 * Zero is an invalid handle. Failed transfers return -1; EOF returns 0.
 * The last error is copied before another host operation can overwrite it.
 * All spans are borrowed for the duration of the call only. */
uint32_t scriptc_ts7_open(const uint8_t *executable, size_t executable_size,
                         const uint8_t *cwd, size_t cwd_size,
                         const uint8_t *callbacks, size_t callbacks_size,
                         uint8_t timing);
int32_t scriptc_ts7_read(uint32_t handle, uint8_t *bytes, size_t size,
                        uint32_t offset, uint32_t length);
int32_t scriptc_ts7_write(uint32_t handle, const uint8_t *bytes, size_t size,
                         uint32_t offset, uint32_t length);
uint32_t scriptc_ts7_pid(uint32_t handle);
void scriptc_ts7_close(uint32_t handle);
void scriptc_ts7_close_all(void);
int32_t scriptc_ts7_error(uint8_t *bytes, size_t size);

#endif