svn commit: r323259 - head/lib/libefivar

[Warner Losh]

Author: imp
Date: Thu Sep  7 07:30:14 2017
New Revision: 323259
URL: https://svnweb.freebsd.org/changeset/base/323259

Log:
  Implement efidp_size
  
  efidp_size will return the size, in bytes, of a EFI device path
  structure. This is a convenience wrapper in the same style as the
  other linux routines. It's implemented by GetDevicePathSize from EDK2
  we already needed for other things.
  
  Sponsored by: Netflix

Modified:
  head/lib/libefivar/efivar-dp-format.c
  head/lib/libefivar/efivar-dp.h

Modified: head/lib/libefivar/efivar-dp-format.c
==============================================================================
--- head/lib/libefivar/efivar-dp-format.c	Thu Sep  7 07:30:05 2017	(r323258)
+++ head/lib/libefivar/efivar-dp-format.c	Thu Sep  7 07:30:14 2017	(r323259)
@@ -2430,3 +2430,9 @@ efidp_format_device_path(char *buf, size_t len, const_
 
 	return retval;
 }
+
+size_t
+efidp_size(const_efidp dp)
+{
+	return GetDevicePathSize(__DECONST(EFI_DEVICE_PATH_PROTOCOL *, dp));
+}

Modified: head/lib/libefivar/efivar-dp.h
==============================================================================
--- head/lib/libefivar/efivar-dp.h	Thu Sep  7 07:30:05 2017	(r323258)
+++ head/lib/libefivar/efivar-dp.h	Thu Sep  7 07:30:14 2017	(r323259)
@@ -62,4 +62,6 @@ ssize_t efidp_format_device_path(char *buf, size_t len
     ssize_t max);
 ssize_t efidp_parse_device_path(char *path, efidp out, size_t max);
 
+size_t efidp_size(const_efidp);
+
 #endif /* _EFIVAR_DP_H_ */