diff --git a/src/utils/proto.c b/src/utils/proto.c
index cb88887d1f1313cd0797dcf9a5fbec9c63404277..af4215b8f987a32c5c0c264f9b5f43bbec56ed5f 100644 (file)
--- a/src/utils/proto.c
+++ b/src/utils/proto.c
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
+#if HAVE_CONFIG_H
+# include "config.h"
+#endif
+
#include "core/data.h"
#include "core/time.h"
#include "utils/error.h"
#include "utils/proto.h"
-#include <arpa/inet.h>
+#include <assert.h>
#include <errno.h>
+#include <arpa/inet.h>
#include <limits.h>
#include <string.h>
} /* marshal_int */
static ssize_t
-marshal_double(char __attribute__((unused)) *buf,
- size_t __attribute__((unused)) buf_len,
- double __attribute__((unused)) v)
+marshal_double(char *buf, size_t buf_len, double v)
{
- /* XXX: find a good network representation */
- errno = ENOTSUP;
- return -1;
+ uint64_t t = 0;
+ assert(sizeof(v) == sizeof(t));
+ memcpy(&t, &v, sizeof(v));
+#if IEEE754_DOUBLE_BYTE_ORDER != IEEE754_DOUBLE_BIG_ENDIAN
+ t = (((int64_t)ntohl((int32_t)t)) << 32)
+ + ((int64_t)ntohl((int32_t)(t >> 32)));
+#endif
+ if (buf_len >= sizeof(t))
+ memcpy(buf, &t, sizeof(t));
+ return sizeof(t);
} /* marshal_double */
static ssize_t