Update version to 0.16

[ust.git] / include / share.h

diff --git a/include/share.h b/include/share.h
index f674f31f590719915398d56d464e7684b7ddaf14..7bdeb5d211786deff767ad5f5b7843be1a2f6486 100644 (file)
--- a/include/share.h
+++ b/include/share.h
@@ -1,13 +1,36 @@
+/* Copyright (C) 2009  Pierre-Marc Fournier
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
 #ifndef UST_SHARE_H
 #define UST_SHARE_H
 
+/* write() */
 #include <unistd.h>
+
+/* send() */
+#include <sys/types.h>
+#include <sys/socket.h>
+
 #include <errno.h>
 
 /* This write is patient because it restarts if it was incomplete.
  */
 
-static inline ssize_t patient_write(int fd, const void *buf, size_t count)
+static __inline__ ssize_t patient_write(int fd, const void *buf, size_t count)
 {
        const char *bufc = (const char *) buf;
        int result;
@@ -31,4 +54,28 @@ static inline ssize_t patient_write(int fd, const void *buf, size_t count)
        return bufc-(const char *)buf;
 }
 
+static __inline__ ssize_t patient_send(int fd, const void *buf, size_t count, int flags)
+{
+       const char *bufc = (const char *) buf;
+       int result;
+
+       for(;;) {
+               result = send(fd, bufc, count, flags);
+               if(result == -1 && errno == EINTR) {
+                       continue;
+               }
+               if(result <= 0) {
+                       return result;
+               }
+               count -= result;
+               bufc += result;
+
+               if(count == 0) {
+                       break;
+               }
+       }
+
+       return bufc-(const char *)buf;
+}
+
 #endif /* UST_SHARE_H */