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/*
* bufio.h was written by Omar Polo <op@omarpolo.com>
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
struct tls;
#define BIO_CHUNK (64 * 1024)
struct buf {
uint8_t *buf;
size_t len;
size_t cap;
size_t cur;
};
struct bufio {
int fd;
struct tls *ctx;
int wantev;
struct buf wbuf;
struct buf rbuf;
};
#define BUFIO_WANT_READ 0x1
#define BUFIO_WANT_WRITE 0x2
int buf_init(struct buf *);
int buf_has_line(struct buf *, const char *);
char *buf_getdelim(struct buf *, const char *, size_t *);
void buf_drain(struct buf *, size_t);
void buf_drain_line(struct buf *, const char *);
void buf_free(struct buf *);
int bufio_init(struct bufio *);
void bufio_free(struct bufio *);
int bufio_close(struct bufio *);
int bufio_reset(struct bufio *);
void bufio_set_fd(struct bufio *, int);
int bufio_starttls(struct bufio *, const char *, int,
const uint8_t *, size_t, const uint8_t *, size_t);
int bufio_ev(struct bufio *);
int bufio_handshake(struct bufio *);
ssize_t bufio_read(struct bufio *);
size_t bufio_drain(struct bufio *, void *, size_t);
ssize_t bufio_write(struct bufio *);
const char *bufio_io_err(struct bufio *);
int bufio_compose(struct bufio *, const void *, size_t);
int bufio_compose_str(struct bufio *, const char *);
int bufio_compose_fmt(struct bufio *, const char *, ...)
__attribute__((__format__ (printf, 2, 3)));
void bufio_rewind_cursor(struct bufio *);
/* callbacks for pdjson */
int bufio_get_cb(void *);
int bufio_peek_cb(void *);
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