16  * wbuf
19 static int wbuf_flush(struct json_write_buf *wbuf, int full);
21 static int wbuf_init(struct json_write_buf *wbuf, BIO *bio, size_t alloc)  in wbuf_init()  argument
23     wbuf->buf = OPENSSL_malloc(alloc);  in wbuf_init()
24     if (wbuf->buf == NULL)  in wbuf_init()
27     wbuf->cur   = 0;  in wbuf_init()
28     wbuf->alloc = alloc;  in wbuf_init()
29     wbuf->bio   = bio;  in wbuf_init()
33 static void wbuf_cleanup(struct json_write_buf *wbuf)  in wbuf_cleanup()  argument
35     OPENSSL_free(wbuf->buf);  in wbuf_cleanup()
36     wbuf->buf   = NULL;  in wbuf_cleanup()
37     wbuf->alloc = 0;  in wbuf_cleanup()
40 static void wbuf_set0_bio(struct json_write_buf *wbuf, BIO *bio)  in wbuf_set0_bio()  argument
42     wbuf->bio = bio;  in wbuf_set0_bio()
46 static ossl_inline void wbuf_clean(struct json_write_buf *wbuf)  in wbuf_clean()  argument
48     wbuf->cur = 0;  in wbuf_clean()
52 static ossl_inline size_t wbuf_avail(struct json_write_buf *wbuf)  in wbuf_avail()  argument
54     return wbuf->alloc - wbuf->cur;  in wbuf_avail()
58 static ossl_inline int wbuf_write_char(struct json_write_buf *wbuf, char c)  in wbuf_write_char()  argument
60     if (wbuf_avail(wbuf) == 0) {  in wbuf_write_char()
61         if (!wbuf_flush(wbuf, /*full=*/0))  in wbuf_write_char()
65     wbuf->buf[wbuf->cur++] = c;  in wbuf_write_char()
72 static int wbuf_write_str(struct json_write_buf *wbuf, const char *s)  in wbuf_write_str()  argument
77         if (!wbuf_write_char(wbuf, c))  in wbuf_write_str()
84 static int wbuf_flush(struct json_write_buf *wbuf, int full)  in wbuf_flush()  argument
88     while (total_written < wbuf->cur) {  in wbuf_flush()
89         if (!BIO_write_ex(wbuf->bio,  in wbuf_flush()
90                           wbuf->buf + total_written,  in wbuf_flush()
91                           wbuf->cur - total_written,  in wbuf_flush()
93             memmove(wbuf->buf,  in wbuf_flush()
94                     wbuf->buf + total_written,  in wbuf_flush()
95                     wbuf->cur - total_written);  in wbuf_flush()
96             wbuf->cur = 0;  in wbuf_flush()
103     wbuf->cur = 0;  in wbuf_flush()
106         (void)BIO_flush(wbuf->bio); /* best effort */  in wbuf_flush()
241     if (!wbuf_init(&json->wbuf, bio, 4096))  in ossl_json_init()
250     wbuf_cleanup(&json->wbuf);  in ossl_json_cleanup()
268     wbuf_clean(&json->wbuf);  in ossl_json_reset()
277     return wbuf_flush(&json->wbuf, /*full=*/1);  in ossl_json_flush()
282     wbuf_set0_bio(&json->wbuf, bio);  in ossl_json_set0_sink()
318     if (!wbuf_write_char(&json->wbuf, ch))  in json_write_char()
328     if (!wbuf_write_str(&json->wbuf, s))  in json_write_str()