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[Qemu-devel] [PATCH 2/2] slirp: M_dat -> m_dat


From: Michael S. Tsirkin
Subject: [Qemu-devel] [PATCH 2/2] slirp: M_dat -> m_dat
Date: Wed, 15 Feb 2012 21:33:35 +0200
User-agent: Mutt/1.5.21 (2010-09-15)

Drop upper case from field name.
Generated by:

s#\bM_dat\b#m_dat#g;

Signed-off-by: Michael S. Tsirkin <address@hidden>
---
 slirp/ip_input.c |    6 +++---
 slirp/mbuf.c     |   28 ++++++++++++++--------------
 slirp/mbuf.h     |   10 +++++-----
 slirp/socket.c   |    2 +-
 4 files changed, 23 insertions(+), 23 deletions(-)

diff --git a/slirp/ip_input.c b/slirp/ip_input.c
index 046e468..45278fa 100644
--- a/slirp/ip_input.c
+++ b/slirp/ip_input.c
@@ -342,13 +342,13 @@ insert:
        /*
         * If the fragments concatenated to an mbuf that's
         * bigger than the total size of the fragment, then and
-        * M_dat.m_ext_ buffer was alloced. But fp->ipq_next points to
+        * m_dat.m_ext_ buffer was alloced. But fp->ipq_next points to
         * the old buffer (in the mbuf), so we must point ip
         * into the new buffer.
         */
        if (m->m_hdr.mh_flags & M_EXT) {
-         int delta = (char *)q - m->M_dat.m_dat_;
-         q = (struct ipasfrag *)(m->M_dat.m_ext_ + delta);
+         int delta = (char *)q - m->m_dat.m_dat_;
+         q = (struct ipasfrag *)(m->m_dat.m_ext_ + delta);
        }
 
     ip = fragtoip(q);
diff --git a/slirp/mbuf.c b/slirp/mbuf.c
index beb7ffe..0dcce61 100644
--- a/slirp/mbuf.c
+++ b/slirp/mbuf.c
@@ -11,7 +11,7 @@
  * so that one whole packet can fit.  Mbuf's cannot be
  * chained together.  If there's more data than the mbuf
  * could hold, an external malloced buffer is pointed to
- * by M_dat.m_ext_ (and the data pointers) and M_EXT is set in
+ * by m_dat.m_ext_ (and the data pointers) and M_EXT is set in
  * the flags
  */
 
@@ -23,7 +23,7 @@
  * Find a nice value for msize
  * XXX if_maxlinkhdr already in mtu
  */
-#define SLIRP_MSIZE (IF_MTU + IF_MAXLINKHDR + offsetof(struct mbuf, 
M_dat.m_dat_) + 6)
+#define SLIRP_MSIZE (IF_MTU + IF_MAXLINKHDR + offsetof(struct mbuf, 
m_dat.m_dat_) + 6)
 
 void
 m_init(Slirp *slirp)
@@ -65,8 +65,8 @@ m_get(Slirp *slirp)
        m->m_hdr.mh_flags = (flags | M_USEDLIST);
 
        /* Initialise it */
-       m->m_hdr.mh_size = SLIRP_MSIZE - offsetof(struct mbuf, M_dat.m_dat_);
-       m->m_hdr.mh_data = m->M_dat.m_dat_;
+       m->m_hdr.mh_size = SLIRP_MSIZE - offsetof(struct mbuf, m_dat.m_dat_);
+       m->m_hdr.mh_data = m->m_dat.m_dat_;
        m->m_hdr.mh_len = 0;
         m->m_hdr.mh_nextpkt = NULL;
         m->m_hdr.mh_prevpkt = NULL;
@@ -91,7 +91,7 @@ m_free(struct mbuf *m)
 
        /* If it's M_EXT, free() it */
        if (m->m_hdr.mh_flags & M_EXT)
-          free(m->M_dat.m_ext_);
+          free(m->m_dat.m_ext_);
 
        /*
         * Either free() it or put it on the free list
@@ -137,17 +137,17 @@ m_inc(struct mbuf *m, int size)
         if(m->m_hdr.mh_size>size) return;
 
         if (m->m_hdr.mh_flags & M_EXT) {
-         datasize = m->m_hdr.mh_data - m->M_dat.m_ext_;
-         m->M_dat.m_ext_ = (char *)realloc(m->M_dat.m_ext_,size);
-         m->m_hdr.mh_data = m->M_dat.m_ext_ + datasize;
+         datasize = m->m_hdr.mh_data - m->m_dat.m_ext_;
+         m->m_dat.m_ext_ = (char *)realloc(m->m_dat.m_ext_,size);
+         m->m_hdr.mh_data = m->m_dat.m_ext_ + datasize;
         } else {
          char *dat;
-         datasize = m->m_hdr.mh_data - m->M_dat.m_dat_;
+         datasize = m->m_hdr.mh_data - m->m_dat.m_dat_;
          dat = (char *)malloc(size);
-         memcpy(dat, m->M_dat.m_dat_, m->m_hdr.mh_size);
+         memcpy(dat, m->m_dat.m_dat_, m->m_hdr.mh_size);
 
-         m->M_dat.m_ext_ = dat;
-         m->m_hdr.mh_data = m->M_dat.m_ext_ + datasize;
+         m->m_dat.m_ext_ = dat;
+         m->m_hdr.mh_data = m->m_dat.m_ext_ + datasize;
          m->m_hdr.mh_flags |= M_EXT;
         }
 
@@ -206,10 +206,10 @@ dtom(Slirp *slirp, void *dat)
        for (m = slirp->m_usedlist.m_hdr.mh_next; m != &slirp->m_usedlist;
             m = m->m_hdr.mh_next) {
          if (m->m_hdr.mh_flags & M_EXT) {
-           if( (char *)dat>=m->M_dat.m_ext_ && (char *)dat<(m->M_dat.m_ext_ + 
m->m_hdr.mh_size) )
+           if( (char *)dat>=m->m_dat.m_ext_ && (char *)dat<(m->m_dat.m_ext_ + 
m->m_hdr.mh_size) )
              return m;
          } else {
-           if( (char *)dat >= m->M_dat.m_dat_ && (char *)dat<(m->M_dat.m_dat_ 
+ m->m_hdr.mh_size) )
+           if( (char *)dat >= m->m_dat.m_dat_ && (char *)dat<(m->m_dat.m_dat_ 
+ m->m_hdr.mh_size) )
              return m;
          }
        }
diff --git a/slirp/mbuf.h b/slirp/mbuf.h
index 57f6551..cc34a1d 100644
--- a/slirp/mbuf.h
+++ b/slirp/mbuf.h
@@ -46,7 +46,7 @@
  * m_hdr.mh_nextpkt points to the next packet, if fragmented.
  * If the data is too large, the M_EXT is used, and a larger block
  * is alloced.  Therefore, m_free[m] must check for M_EXT and if set
- * free the M_dat.m_ext_.  This is inefficient memory-wise, but who cares.
+ * free the m_dat.m_ext_.  This is inefficient memory-wise, but who cares.
  */
 
 /* XXX should union some of these! */
@@ -69,9 +69,9 @@ struct m_hdr {
  * How much room is in the mbuf, from m_hdr.mh_data to the end of the mbuf
  */
 #define M_ROOM(m) ((m->m_hdr.mh_flags & M_EXT)? \
-                       (((m)->M_dat.m_ext_ + (m)->m_hdr.mh_size) - 
(m)->m_hdr.mh_data) \
+                       (((m)->m_dat.m_ext_ + (m)->m_hdr.mh_size) - 
(m)->m_hdr.mh_data) \
                   : \
-                       (((m)->M_dat.m_dat_ + (m)->m_hdr.mh_size) - 
(m)->m_hdr.mh_data))
+                       (((m)->m_dat.m_dat_ + (m)->m_hdr.mh_size) - 
(m)->m_hdr.mh_data))
 
 /*
  * How much free room there is
@@ -88,10 +88,10 @@ struct mbuf {
        union {
                char    m_dat_[1]; /* ANSI don't like 0 sized arrays */
                char    *m_ext_;
-       } M_dat;
+       } m_dat;
 };
 
-#define M_EXT                  0x01    /* M_dat.m_ext_ points to more 
(malloced) data */
+#define M_EXT                  0x01    /* m_dat.m_ext_ points to more 
(malloced) data */
 #define M_FREELIST             0x02    /* mbuf is on free list */
 #define M_USEDLIST             0x04    /* XXX mbuf is on used list (for 
dtom()) */
 #define M_DOFREE               0x08    /* when m_free is called on the mbuf, 
free()
diff --git a/slirp/socket.c b/slirp/socket.c
index f59c403..8408db3 100644
--- a/slirp/socket.c
+++ b/slirp/socket.c
@@ -489,7 +489,7 @@ sorecvfrom(struct socket *so)
          ioctlsocket(so->s, FIONREAD, &n);
 
          if (n > len) {
-           n = (m->m_hdr.mh_data - m->M_dat.m_dat_) + m->m_hdr.mh_len + n + 1;
+           n = (m->m_hdr.mh_data - m->m_dat.m_dat_) + m->m_hdr.mh_len + n + 1;
            m_inc(m, n);
            len = M_FREEROOM(m);
          }
-- 
1.7.9.111.gf3fb0



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