int pstream_open(const char *name, struct pstream **);
const char *pstream_get_name(const struct pstream *);
void pstream_close(struct pstream *);
int pstream_accept(struct pstream *, struct stream **);
int pstream_open(const char *name, struct pstream **);
const char *pstream_get_name(const struct pstream *);
void pstream_close(struct pstream *);
int pstream_accept(struct pstream *, struct stream **);