/* Set up address hint structure */
memset(&hints, 0, sizeof(hints));
hints.ai_family = l3type;
- /* getaddrinfo does not really work well with SOCK_DCCP */
- if (socktype == SOCK_DGRAM || socktype == SOCK_STREAM)
- hints.ai_socktype = socktype;
+ hints.ai_socktype = socktype;
+ /*
+ * getaddrinfo does not support SOCK_DCCP, so for the sake of lookup
+ * (and only then) pretend to be UDP.
+ */
+ if (l4type == IPPROTO_DCCP)
+ hints.ai_socktype = SOCK_DGRAM;
/* only use addresses available on the host */
hints.ai_flags = AI_ADDRCONFIG;
*
* \return Positive if \a pattern was received, negative otherwise.
*
- * This function creates a buffer of size \a bufsize and tries
- * to receive at most \a bufsize bytes from file descriptor \a fd.
- * If at least \p strlen(\a pattern) bytes were received, the beginning of
- * the received buffer is compared with \a pattern, ignoring case.
+ * This function tries to receive at most \a bufsize bytes from file descriptor
+ * \a fd. If at least \p strlen(\a pattern) bytes were received, the beginning
+ * of the received buffer is compared with \a pattern, ignoring case.
*
* \sa recv_buffer(), \sa strncasecmp(3).
*/
{
size_t len = strlen(pattern);
char *buf = para_malloc(bufsize + 1);
- int ret = -E_RECV_PATTERN, n = recv_buffer(fd, buf, bufsize);
+ int ret = -E_RECV_PATTERN, n = recv_buffer(fd, buf, bufsize + 1);
if (n < len)
goto out;