/*
* linebuf_donebuf
*
* Flush all the lines associated with this buffer
*/
void
linebuf_donebuf(buf_head_t * bufhead)
{
while (bufhead->list.head != NULL)
{
linebuf_done_line(bufhead,
(buf_line_t *) bufhead->list.head->data, bufhead->list.head);
}
}
/*
* linebuf_get
*
* get the next buffer from our line. For the time being it will copy
* data into the given buffer and free the underlying linebuf.
*/
int
linebuf_get(buf_head_t * bufhead, char *buf, int buflen, int partial, int raw)
{
buf_line_t *bufline;
int cpylen;
char *start, *ch;
/* make sure we have a line */
if(bufhead->list.head == NULL)
return 0; /* Obviously not.. hrm. */
bufline = bufhead->list.head->data;
/* make sure that the buffer was actually *terminated */
if(!(partial || bufline->terminated))
return 0; /* Wait for more data! */
/* make sure we've got the space, including the NULL */
cpylen = bufline->len;
s_assert(cpylen + 1 <= buflen);
/* Copy it */
start = bufline->buf;
/* if we left extraneous '\r\n' characters in the string,
* and we don't want to read the raw data, clean up the string.
*/
if(bufline->raw && !raw)
{
/* skip leading EOL characters */
while (cpylen && (*start == '\r' || *start == '\n'))
{
start++;
cpylen--;
}
/* skip trailing EOL characters */
ch = &start[cpylen - 1];
while (cpylen && (*ch == '\r' || *ch == '\n'))
{
ch--;
cpylen--;
}
}
memcpy(buf, start, cpylen + 1);
/* convert CR/LF to NULL */
if(bufline->raw && !raw)
buf[cpylen] = '\0';
s_assert(cpylen >= 0);
/* Deallocate the line */
linebuf_done_line(bufhead, bufline, bufhead->list.head);
/* return how much we copied */
return cpylen;
}
