audiod: Fix status item parsing for long status items.

[paraslash.git] / fd.c

diff --git a/fd.c b/fd.c
index 3dc490cde1056db92e94108cb7ad3c97131d32d5..46be22891e93f2f094f3118daef5780c067b4cea 100644 (file)
--- a/fd.c
+++ b/fd.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006-2009 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2010 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -12,6 +12,7 @@
 #include <sys/mman.h>
 #include <fcntl.h>
 #include <sys/select.h>
+#include <sys/uio.h>
 
 #include "para.h"
 #include "error.h"
@@ -81,6 +82,27 @@ int write_nonblock(int fd, const char *buf, size_t len,
        return written;
 }
 
+/**
+ * Simple wrapper for readv().
+ *
+ * \param fd The file descriptor to read from.
+ * \param iov Scatter/gather array used in readv().
+ * \param iovcnt Number of elements in \a iov.
+ *
+ * \return A negative error code on errors, the return value of the underlying
+ * call to readv() otherwise.
+ *
+ * \sa readv(2).
+ */
+int para_readv(int fd, struct iovec *iov, int iovcnt)
+{
+       int ret = readv(fd, iov, iovcnt);
+
+       if (ret < 0)
+               return -ERRNO_TO_PARA_ERROR(errno);
+       return ret;
+}
+
 /**
  * Check whether a file exists.
  *
@@ -421,7 +443,7 @@ out:
  * \param start The start address of the memory mapping.
  * \param length The size of the mapping.
  *
- * \return Positive on success, \p -E_MUNMAP on errors.
+ * \return Standard.
  *
  * \sa munmap(2), mmap_full_file().
  */