char * bson_utf8_escape_for_json (const char *utf8, ssize_t utf8_len);
utf8: A UTF-8 encoded string.
utf8_len: The length of
utf8in bytes or -1 if it is NULL terminated.
Allocates a new string matching
utf8 except that special
characters in JSON are escaped. The resulting string is also
Both “ and \ characters will be backslash-escaped. If a NUL
byte is found before
utf8_len bytes, it is converted to
“\u0000”. Other non-ASCII characters in the input are preserved.
A newly allocated string that should be freed with bson_free().