diff options
Diffstat (limited to 'slirp/mbuf.c')
| -rw-r--r-- | slirp/mbuf.c | 27 |
1 files changed, 10 insertions, 17 deletions
diff --git a/slirp/mbuf.c b/slirp/mbuf.c index 392aea8..5d12554 100644 --- a/slirp/mbuf.c +++ b/slirp/mbuf.c @@ -21,27 +21,20 @@ struct mbuf *mbutl; char *mclrefcnt; int mbuf_alloced = 0; struct mbuf m_freelist, m_usedlist; -int mbuf_thresh = 30; +#define MBUF_THRESH 30 int mbuf_max = 0; -int msize; + +/* + * Find a nice value for msize + * XXX if_maxlinkhdr already in mtu + */ +#define MSIZE (IF_MTU + IF_MAXLINKHDR + sizeof(struct m_hdr ) + 6) void m_init() { m_freelist.m_next = m_freelist.m_prev = &m_freelist; m_usedlist.m_next = m_usedlist.m_prev = &m_usedlist; - msize_init(); -} - -void -msize_init() -{ - /* - * Find a nice value for msize - * XXX if_maxlinkhdr already in mtu - */ - msize = (if_mtu>if_mru?if_mtu:if_mru) + - if_maxlinkhdr + sizeof(struct m_hdr ) + 6; } /* @@ -61,10 +54,10 @@ m_get() DEBUG_CALL("m_get"); if (m_freelist.m_next == &m_freelist) { - m = (struct mbuf *)malloc(msize); + m = (struct mbuf *)malloc(MSIZE); if (m == NULL) goto end_error; mbuf_alloced++; - if (mbuf_alloced > mbuf_thresh) + if (mbuf_alloced > MBUF_THRESH) flags = M_DOFREE; if (mbuf_alloced > mbuf_max) mbuf_max = mbuf_alloced; @@ -78,7 +71,7 @@ m_get() m->m_flags = (flags | M_USEDLIST); /* Initialise it */ - m->m_size = msize - sizeof(struct m_hdr); + m->m_size = MSIZE - sizeof(struct m_hdr); m->m_data = m->m_dat; m->m_len = 0; m->m_nextpkt = 0; |