Rename hexdump to avoid FreeBSD libutil conflict

On FreeBSD libutil is used for openpty(), but it also provides a hexdump()
which conflicts with QEMU's.
Signed-off-by: NEd Maste <emaste@freebsd.org>
Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com>
Signed-off-by: NMichael Tokarev <mjt@tls.msk.ru>

hw/dma/pl330.c

@@ -1157,7 +1157,7 @@ static int pl330_exec_cycle(PL330Chan *channel)
         if (PL330_ERR_DEBUG > 1) {
             DB_PRINT("PL330 read from memory @%08x (size = %08x):\n",
                       q->addr, len);
-            hexdump((char *)buf, stderr, "", len);
+            qemu_hexdump((char *)buf, stderr, "", len);
         }
         fifo_res = pl330_fifo_push(&s->fifo, buf, len, q->tag);
         if (fifo_res == PL330_FIFO_OK) {
@@ -1189,7 +1189,7 @@ static int pl330_exec_cycle(PL330Chan *channel)
             if (PL330_ERR_DEBUG > 1) {
                 DB_PRINT("PL330 read from memory @%08x (size = %08x):\n",
                          q->addr, len);
-                hexdump((char *)buf, stderr, "", len);
+                qemu_hexdump((char *)buf, stderr, "", len);
             }
             if (q->inc) {
                 q->addr += len;

include/qemu-common.h

@@ -443,7 +443,7 @@ int mod_utf8_codepoint(const char *s, size_t n, char **end);
  * Hexdump a buffer to a file. An optional string prefix is added to every line
  */
 
-void hexdump(const char *buf, FILE *fp, const char *prefix, size_t size);
+void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size);
 
 /* vector definitions */
 #ifdef __ALTIVEC__

util/hexdump.c

@@ -15,7 +15,7 @@
 
 #include "qemu-common.h"
 
-void hexdump(const char *buf, FILE *fp, const char *prefix, size_t size)
+void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size)
 {
     unsigned int b;
 

util/iov.c

@@ -225,7 +225,7 @@ void iov_hexdump(const struct iovec *iov, const unsigned int iov_cnt,
     size = size > limit ? limit : size;
     buf = g_malloc(size);
     iov_to_buf(iov, iov_cnt, 0, buf, size);
-    hexdump(buf, fp, prefix, size);
+    qemu_hexdump(buf, fp, prefix, size);
     g_free(buf);
 }